Diff of the two buildlogs:

--
--- b1/build.log	2025-10-30 23:36:31.713624701 +0000
+++ b2/build.log	2025-10-30 23:41:35.709987994 +0000
@@ -1,8 +1,2545 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Thu Oct 30 11:31:40 -12 2025
-I: pbuilder-time-stamp: 1761867100
+I: Current time: Fri Oct 31 13:36:38 +14 2025
+I: pbuilder-time-stamp: 1761867398
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/forky-reproducible-base.tgz]
+tar: ./build: time stamp 2026-12-01 07:47:35 is 34193456.64687591 s in the future
+tar: ./dev/ptmx: time stamp 2026-12-01 07:47:21 is 34193442.64675139 s in the future
+tar: ./dev/pts: time stamp 2026-12-01 07:47:21 is 34193442.64673223 s in the future
+tar: ./dev/console: time stamp 2026-12-01 07:47:21 is 34193442.64672219 s in the future
+tar: ./dev/tty: time stamp 2026-12-01 07:47:21 is 34193442.64670907 s in the future
+tar: ./dev/urandom: time stamp 2026-12-01 07:47:21 is 34193442.64669503 s in the future
+tar: ./dev/random: time stamp 2026-12-01 07:47:21 is 34193442.64668263 s in the future
+tar: ./dev/full: time stamp 2026-12-01 07:47:21 is 34193442.64667051 s in the future
+tar: ./dev/zero: time stamp 2026-12-01 07:47:21 is 34193442.64665847 s in the future
+tar: ./dev/null: time stamp 2026-12-01 07:47:21 is 34193442.64664579 s in the future
+tar: ./etc/group: time stamp 2026-12-01 07:47:39 is 34193460.64648375 s in the future
+tar: ./etc/group-: time stamp 2026-12-01 07:47:21 is 34193442.64646547 s in the future
+tar: ./etc/gshadow: time stamp 2026-12-01 07:47:39 is 34193460.64643447 s in the future
+tar: ./etc/passwd: time stamp 2026-12-01 07:47:39 is 34193460.64640347 s in the future
+tar: ./etc/passwd-: time stamp 2026-12-01 07:47:21 is 34193442.64637799 s in the future
+tar: ./etc/shadow: time stamp 2026-12-01 07:47:39 is 34193460.64635055 s in the future
+tar: ./etc/.pwd.lock: time stamp 2026-12-01 07:47:39 is 34193460.64632691 s in the future
+tar: ./etc/selinux: time stamp 2026-12-01 07:47:38 is 34193459.64629843 s in the future
+tar: ./etc/perl/Net: time stamp 2026-12-01 07:47:35 is 34193456.64623743 s in the future
+tar: ./etc/perl: time stamp 2026-12-01 07:47:34 is 34193455.64622667 s in the future
+tar: ./etc/kernel: time stamp 2026-12-01 07:47:26 is 34193447.64619803 s in the future
+tar: ./etc/environment: time stamp 2026-12-01 07:47:26 is 34193447.64618167 s in the future
+tar: ./etc/shells: time stamp 2026-12-01 07:47:25 is 34193446.64615003 s in the future
+tar: ./etc/opt: time stamp 2026-12-01 07:47:21 is 34193442.64613543 s in the future
+tar: ./etc/subgid: time stamp 2026-12-01 07:47:21 is 34193442.64609847 s in the future
+tar: ./etc/subuid: time stamp 2026-12-01 07:47:21 is 34193442.64608451 s in the future
+tar: ./etc/fstab: time stamp 2026-12-01 07:47:21 is 34193442.64606891 s in the future
+tar: ./etc/terminfo: time stamp 2026-12-01 07:47:25 is 34193446.64604155 s in the future
+tar: ./etc/pam.d/common-session-noninteractive: time stamp 2026-12-01 07:47:26 is 34193447.64594675 s in the future
+tar: ./etc/pam.d/common-session: time stamp 2026-12-01 07:47:26 is 34193447.64592743 s in the future
+tar: ./etc/pam.d/common-password: time stamp 2026-12-01 07:47:26 is 34193447.64590619 s in the future
+tar: ./etc/pam.d/common-account: time stamp 2026-12-01 07:47:26 is 34193447.64588907 s in the future
+tar: ./etc/pam.d/common-auth: time stamp 2026-12-01 07:47:26 is 34193447.64587323 s in the future
+tar: ./etc/pam.d: time stamp 2026-12-02 18:41:49 is 34319110.64580127 s in the future
+tar: ./etc/security/opasswd: time stamp 2026-12-01 07:47:26 is 34193447.64577215 s in the future
+tar: ./etc/security: time stamp 2026-12-01 07:47:26 is 34193447.64561599 s in the future
+tar: ./etc/ld.so.conf.d: time stamp 2026-12-01 07:47:40 is 34193461.64556063 s in the future
+tar: ./etc/logrotate.d: time stamp 2026-12-01 07:47:40 is 34193461.64529299 s in the future
+tar: ./etc/cron.daily: time stamp 2026-12-01 07:47:40 is 34193461.64524171 s in the future
+tar: ./etc/apt/trusted.gpg.d: time stamp 2026-12-01 07:47:35 is 34193456.64440755 s in the future
+tar: ./etc/apt/apt.conf.d/15pbuilder: time stamp 2026-12-01 07:47:35 is 34193456.64434095 s in the future
+tar: ./etc/apt/apt.conf.d/80proxy: time stamp 2026-12-01 07:48:05 is 34193486.64429679 s in the future
+tar: ./etc/apt/apt.conf.d: time stamp 2026-12-01 07:48:05 is 34193486.64428575 s in the future
+tar: ./etc/apt/sources.list: time stamp 2026-12-01 07:48:05 is 34193486.64427195 s in the future
+tar: ./etc/apt: time stamp 2026-12-01 07:48:05 is 34193486.64426423 s in the future
+tar: ./etc/update-motd.d: time stamp 2026-12-01 07:47:25 is 34193446.64422835 s in the future
+tar: ./etc/skel: time stamp 2026-12-01 07:47:25 is 34193446.64417719 s in the future
+tar: ./etc/dpkg/dpkg.cfg.d/02speedup: time stamp 2026-12-01 07:48:05 is 34193486.64408203 s in the future
+tar: ./etc/dpkg/dpkg.cfg.d: time stamp 2026-12-01 07:48:05 is 34193486.64407051 s in the future
+tar: ./etc/dpkg/origins/default: time stamp 2026-12-01 07:47:21 is 34193442.64404319 s in the future
+tar: ./etc/dpkg/origins: time stamp 2026-12-01 07:47:25 is 34193446.64402191 s in the future
+tar: ./etc/dpkg: time stamp 2026-12-01 07:47:35 is 34193456.64401319 s in the future
+tar: ./etc/default: time stamp 2026-12-01 07:47:39 is 34193460.64397399 s in the future
+tar: ./etc/ld.so.cache: time stamp 2026-12-03 00:29:40 is 34339981.64394463 s in the future
+tar: ./media: time stamp 2026-12-01 07:47:21 is 34193442.64391263 s in the future
+tar: ./mnt: time stamp 2026-12-01 07:47:21 is 34193442.64390039 s in the future
+tar: ./opt: time stamp 2026-12-01 07:47:21 is 34193442.64388875 s in the future
+tar: ./root: time stamp 2026-12-01 07:47:21 is 34193442.64384795 s in the future
+tar: ./run/lock: time stamp 2026-12-01 07:47:21 is 34193442.64382059 s in the future
+tar: ./srv: time stamp 2026-12-01 07:47:21 is 34193442.64379879 s in the future
+tar: ./usr/local/man: time stamp 2026-12-01 07:47:21 is 34193442.64376251 s in the future
+tar: ./usr/local/etc: time stamp 2026-12-01 07:47:21 is 34193442.64374551 s in the future
+tar: ./usr/local/src: time stamp 2026-12-01 07:47:21 is 34193442.64373275 s in the future
+tar: ./usr/local/sbin: time stamp 2026-12-01 07:47:21 is 34193442.64371975 s in the future
+tar: ./usr/local/include: time stamp 2026-12-01 07:47:21 is 34193442.64370755 s in the future
+tar: ./usr/local/libexec: time stamp 2026-12-01 07:47:21 is 34193442.64369559 s in the future
+tar: ./usr/local/lib: time stamp 2026-12-01 07:47:21 is 34193442.64368347 s in the future
+tar: ./usr/local/games: time stamp 2026-12-01 07:47:21 is 34193442.64367143 s in the future
+tar: ./usr/local/bin: time stamp 2026-12-01 07:47:21 is 34193442.64365867 s in the future
+tar: ./usr/local/share/man: time stamp 2026-12-01 07:47:21 is 34193442.64364259 s in the future
+tar: ./usr/local/share: time stamp 2026-12-01 07:47:21 is 34193442.64363387 s in the future
+tar: ./usr/local: time stamp 2026-12-01 07:47:21 is 34193442.64362791 s in the future
+tar: ./usr/libexec/gcc/aarch64-linux-gnu/15: time stamp 2026-12-03 00:29:40 is 34339980.87527615 s in the future
+tar: ./usr/libexec/gcc/aarch64-linux-gnu: time stamp 2026-12-01 07:47:27 is 34193447.87524543 s in the future
+tar: ./usr/libexec/gcc: time stamp 2026-12-01 07:47:27 is 34193447.87523911 s in the future
+tar: ./usr/libexec/libselinux: time stamp 2026-12-01 07:47:24 is 34193444.87515619 s in the future
+tar: ./usr/libexec/dpkg: time stamp 2026-12-01 07:47:22 is 34193442.87511751 s in the future
+tar: ./usr/libexec/coreutils: time stamp 2026-12-01 07:47:22 is 34193442.87482367 s in the future
+tar: ./usr/libexec: time stamp 2026-12-01 07:47:27 is 34193447.87481303 s in the future
+tar: ./usr/share/initramfs-tools/hooks: time stamp 2026-12-01 07:47:39 is 34193459.87477527 s in the future
+tar: ./usr/share/initramfs-tools: time stamp 2026-12-01 07:47:39 is 34193459.87476987 s in the future
+tar: ./usr/share/fish/completions: time stamp 2026-12-01 07:47:35 is 34193455.84618935 s in the future
+tar: ./usr/share/fish: time stamp 2026-12-01 07:47:35 is 34193455.84615711 s in the future
+tar: ./usr/share/perl/5.40.1/warnings: time stamp 2026-12-01 07:47:35 is 34193455.83705047 s in the future
+tar: ./usr/share/perl/5.40.1/version: time stamp 2026-12-01 07:47:35 is 34193455.83684243 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/XIDS: time stamp 2026-12-01 07:47:35 is 34193455.82295847 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/XIDC: time stamp 2026-12-01 07:47:35 is 34193455.82276983 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/WB: time stamp 2026-12-01 07:47:35 is 34193455.82261511 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Vo: time stamp 2026-12-01 07:47:35 is 34193455.82255823 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/VS: time stamp 2026-12-01 07:47:35 is 34193455.82252179 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Upper: time stamp 2026-12-01 07:47:35 is 34193455.82249531 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/UIdeo: time stamp 2026-12-01 07:47:35 is 34193455.82247319 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Term: time stamp 2026-12-01 07:47:35 is 34193455.82245211 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Scx: time stamp 2026-12-01 07:47:35 is 34193455.82172339 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Sc: time stamp 2026-12-01 07:47:35 is 34193455.82136075 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/STerm: time stamp 2026-12-01 07:47:35 is 34193455.82133371 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/SD: time stamp 2026-12-01 07:47:35 is 34193455.82131283 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/SB: time stamp 2026-12-01 07:47:35 is 34193455.82115327 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/QMark: time stamp 2026-12-01 07:47:35 is 34193455.82112767 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Perl: time stamp 2026-12-01 07:47:35 is 34193455.82083835 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/PatSyn: time stamp 2026-12-01 07:47:35 is 34193455.82080331 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/PCM: time stamp 2026-12-01 07:47:35 is 34193455.82078215 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Nv: time stamp 2026-12-01 07:47:35 is 34193455.82013143 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Nt: time stamp 2026-12-01 07:47:35 is 34193455.82007663 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/NFKDQC: time stamp 2026-12-01 07:47:35 is 34193455.82003491 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/NFKCQC: time stamp 2026-12-01 07:47:35 is 34193455.81999963 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/NFDQC: time stamp 2026-12-01 07:47:35 is 34193455.81996555 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/NFCQC: time stamp 2026-12-01 07:47:35 is 34193455.81993311 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Math: time stamp 2026-12-01 07:47:35 is 34193455.81990795 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Lower: time stamp 2026-12-01 07:47:35 is 34193455.81988263 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Lb: time stamp 2026-12-01 07:47:35 is 34193455.81965703 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Jt: time stamp 2026-12-01 07:47:35 is 34193455.81957959 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Jg: time stamp 2026-12-01 07:47:35 is 34193455.81936311 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/InSC: time stamp 2026-12-01 07:47:35 is 34193455.81910515 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/InPC: time stamp 2026-12-01 07:47:35 is 34193455.81895855 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/In: time stamp 2026-12-01 07:47:35 is 34193455.81844159 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Ideo: time stamp 2026-12-01 07:47:35 is 34193455.81840851 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/IdType: time stamp 2026-12-01 07:47:35 is 34193455.81828175 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/IdStatus: time stamp 2026-12-01 07:47:35 is 34193455.81823995 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/IDS: time stamp 2026-12-01 07:47:35 is 34193455.81820747 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/IDC: time stamp 2026-12-01 07:47:35 is 34193455.81817695 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Hyphen: time stamp 2026-12-01 07:47:35 is 34193455.81815207 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Hst: time stamp 2026-12-01 07:47:35 is 34193455.81813043 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Hex: time stamp 2026-12-01 07:47:35 is 34193455.81810079 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/GrExt: time stamp 2026-12-01 07:47:35 is 34193455.81807271 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/GrBase: time stamp 2026-12-01 07:47:35 is 34193455.81804575 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Gc: time stamp 2026-12-01 07:47:35 is 34193455.81755875 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/GCB: time stamp 2026-12-01 07:47:35 is 34193455.81741451 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/ExtPict: time stamp 2026-12-01 07:47:35 is 34193455.81738879 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Ext: time stamp 2026-12-01 07:47:35 is 34193455.81736399 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Emoji: time stamp 2026-12-01 07:47:35 is 34193455.81734235 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Ea: time stamp 2026-12-01 07:47:35 is 34193455.81726851 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/EPres: time stamp 2026-12-01 07:47:35 is 34193455.81724379 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/EComp: time stamp 2026-12-01 07:47:35 is 34193455.81722255 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/EBase: time stamp 2026-12-01 07:47:35 is 34193455.81720087 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Dt: time stamp 2026-12-01 07:47:35 is 34193455.81705467 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Dia: time stamp 2026-12-01 07:47:35 is 34193455.81702927 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Dep: time stamp 2026-12-01 07:47:35 is 34193455.81700771 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Dash: time stamp 2026-12-01 07:47:35 is 34193455.81698143 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/DI: time stamp 2026-12-01 07:47:35 is 34193455.81696047 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/CompEx: time stamp 2026-12-01 07:47:35 is 34193455.81693999 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Ccc: time stamp 2026-12-01 07:47:35 is 34193455.81681479 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Cased: time stamp 2026-12-01 07:47:35 is 34193455.81678939 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/CWU: time stamp 2026-12-01 07:47:35 is 34193455.81676047 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/CWT: time stamp 2026-12-01 07:47:35 is 34193455.81673215 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/CWL: time stamp 2026-12-01 07:47:35 is 34193455.81670971 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/CWKCF: time stamp 2026-12-01 07:47:35 is 34193455.81668331 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/CWCM: time stamp 2026-12-01 07:47:35 is 34193455.81665935 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/CWCF: time stamp 2026-12-01 07:47:35 is 34193455.81663639 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/CI: time stamp 2026-12-01 07:47:35 is 34193455.81660755 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/CE: time stamp 2026-12-01 07:47:35 is 34193455.81658607 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Bpt: time stamp 2026-12-01 07:47:35 is 34193455.81653803 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Blk: time stamp 2026-12-01 07:47:35 is 34193455.81651759 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/BidiM: time stamp 2026-12-01 07:47:35 is 34193455.81649427 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/BidiC: time stamp 2026-12-01 07:47:35 is 34193455.81647095 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Bc: time stamp 2026-12-01 07:47:35 is 34193455.81631967 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Alpha: time stamp 2026-12-01 07:47:35 is 34193455.81629047 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib/Age: time stamp 2026-12-01 07:47:35 is 34193455.81605815 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/lib: time stamp 2026-12-01 07:47:35 is 34193455.81604807 s in the future
+tar: ./usr/share/perl/5.40.1/unicore/To: time stamp 2026-12-01 07:47:35 is 34193455.81061183 s in the future
+tar: ./usr/share/perl/5.40.1/unicore: time stamp 2026-12-01 07:47:35 is 34193455.81058523 s in the future
+tar: ./usr/share/perl/5.40.1/pod: time stamp 2026-12-01 07:47:35 is 34193455.80876303 s in the future
+tar: ./usr/share/perl/5.40.1/overload: time stamp 2026-12-01 07:47:35 is 34193455.80871747 s in the future
+tar: ./usr/share/perl/5.40.1/encoding: time stamp 2026-12-01 07:47:35 is 34193455.80849047 s in the future
+tar: ./usr/share/perl/5.40.1/autodie/exception: time stamp 2026-12-01 07:47:35 is 34193455.80829043 s in the future
+tar: ./usr/share/perl/5.40.1/autodie/Scope: time stamp 2026-12-01 07:47:35 is 34193455.80822735 s in the future
+tar: ./usr/share/perl/5.40.1/autodie: time stamp 2026-12-01 07:47:35 is 34193455.80822111 s in the future
+tar: ./usr/share/perl/5.40.1/User: time stamp 2026-12-01 07:47:35 is 34193455.80810583 s in the future
+tar: ./usr/share/perl/5.40.1/Unicode/Collate/Locale: time stamp 2026-12-01 07:47:35 is 34193455.79313199 s in the future
+tar: ./usr/share/perl/5.40.1/Unicode/Collate/CJK: time stamp 2026-12-01 07:47:35 is 34193455.78881359 s in the future
+tar: ./usr/share/perl/5.40.1/Unicode/Collate: time stamp 2026-12-01 07:47:35 is 34193455.78878263 s in the future
+tar: ./usr/share/perl/5.40.1/Unicode: time stamp 2026-12-01 07:47:35 is 34193455.78877631 s in the future
+tar: ./usr/share/perl/5.40.1/Time: time stamp 2026-12-01 07:47:35 is 34193455.78861939 s in the future
+tar: ./usr/share/perl/5.40.1/Tie/Hash: time stamp 2026-12-01 07:47:35 is 34193455.78779123 s in the future
+tar: ./usr/share/perl/5.40.1/Tie: time stamp 2026-12-01 07:47:35 is 34193455.78777743 s in the future
+tar: ./usr/share/perl/5.40.1/Thread: time stamp 2026-12-01 07:47:35 is 34193455.78761711 s in the future
+tar: ./usr/share/perl/5.40.1/Text: time stamp 2026-12-01 07:47:35 is 34193455.78701347 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Workflow/Task: time stamp 2026-12-01 07:47:35 is 34193455.78545199 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Workflow: time stamp 2026-12-01 07:47:35 is 34193455.78543343 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Util/Table: time stamp 2026-12-01 07:47:35 is 34193455.78490059 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Util: time stamp 2026-12-01 07:47:35 is 34193455.78488735 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Tools: time stamp 2026-12-01 07:47:35 is 34193455.78395123 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Require: time stamp 2026-12-01 07:47:35 is 34193455.78381075 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Plugin: time stamp 2026-12-01 07:47:35 is 34193455.78371331 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Manual/Tooling/Plugin: time stamp 2026-12-01 07:47:35 is 34193455.78339019 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Manual/Tooling: time stamp 2026-12-01 07:47:35 is 34193455.78337879 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Manual/Testing: time stamp 2026-12-01 07:47:35 is 34193455.78324039 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Manual/Anatomy: time stamp 2026-12-01 07:47:35 is 34193455.78304807 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Manual: time stamp 2026-12-01 07:47:35 is 34193455.78303115 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/IPC/Driver: time stamp 2026-12-01 07:47:35 is 34193455.78276623 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/IPC: time stamp 2026-12-01 07:47:35 is 34193455.78275287 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Hub/Interceptor: time stamp 2026-12-01 07:47:35 is 34193455.78270447 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Hub: time stamp 2026-12-01 07:47:35 is 34193455.78269499 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Formatter: time stamp 2026-12-01 07:47:35 is 34193455.78261631 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/EventFacet/Info: time stamp 2026-12-01 07:47:35 is 34193455.78240823 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/EventFacet: time stamp 2026-12-01 07:47:35 is 34193455.78239747 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Event/TAP: time stamp 2026-12-01 07:47:35 is 34193455.78218651 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Event: time stamp 2026-12-01 07:47:35 is 34193455.78217635 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Compare: time stamp 2026-12-01 07:47:35 is 34193455.78167819 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/Bundle: time stamp 2026-12-01 07:47:35 is 34193455.78162051 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/AsyncSubtest/Event: time stamp 2026-12-01 07:47:35 is 34193455.78148023 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/AsyncSubtest: time stamp 2026-12-01 07:47:35 is 34193455.78146915 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/API/InterceptResult: time stamp 2026-12-01 07:47:35 is 34193455.78093751 s in the future
+tar: ./usr/share/perl/5.40.1/Test2/API: time stamp 2026-12-01 07:47:35 is 34193455.78092483 s in the future
+tar: ./usr/share/perl/5.40.1/Test2: time stamp 2026-12-01 07:47:35 is 34193455.78091887 s in the future
+tar: ./usr/share/perl/5.40.1/Test/use: time stamp 2026-12-01 07:47:35 is 34193455.77974611 s in the future
+tar: ./usr/share/perl/5.40.1/Test/Tester: time stamp 2026-12-01 07:47:35 is 34193455.77969143 s in the future
+tar: ./usr/share/perl/5.40.1/Test/Builder/Tester: time stamp 2026-12-01 07:47:35 is 34193455.77953863 s in the future
+tar: ./usr/share/perl/5.40.1/Test/Builder/IO: time stamp 2026-12-01 07:47:35 is 34193455.77950675 s in the future
+tar: ./usr/share/perl/5.40.1/Test/Builder: time stamp 2026-12-01 07:47:35 is 34193455.77949879 s in the future
+tar: ./usr/share/perl/5.40.1/Test: time stamp 2026-12-01 07:47:35 is 34193455.77949099 s in the future
+tar: ./usr/share/perl/5.40.1/Term/Table: time stamp 2026-12-01 07:47:35 is 34193455.77852907 s in the future
+tar: ./usr/share/perl/5.40.1/Term: time stamp 2026-12-01 07:47:35 is 34193455.77851651 s in the future
+tar: ./usr/share/perl/5.40.1/TAP/Parser/YAMLish: time stamp 2026-12-01 07:47:35 is 34193455.77746651 s in the future
+tar: ./usr/share/perl/5.40.1/TAP/Parser/SourceHandler: time stamp 2026-12-01 07:47:35 is 34193455.77738515 s in the future
+tar: ./usr/share/perl/5.40.1/TAP/Parser/Scheduler: time stamp 2026-12-01 07:47:35 is 34193455.77729479 s in the future
+tar: ./usr/share/perl/5.40.1/TAP/Parser/Result: time stamp 2026-12-01 07:47:35 is 34193455.77719879 s in the future
+tar: ./usr/share/perl/5.40.1/TAP/Parser/Iterator: time stamp 2026-12-01 07:47:35 is 34193455.77707555 s in the future
+tar: ./usr/share/perl/5.40.1/TAP/Parser: time stamp 2026-12-01 07:47:35 is 34193455.77706559 s in the future
+tar: ./usr/share/perl/5.40.1/TAP/Harness: time stamp 2026-12-01 07:47:35 is 34193455.77692751 s in the future
+tar: ./usr/share/perl/5.40.1/TAP/Formatter/File: time stamp 2026-12-01 07:47:35 is 34193455.77655819 s in the future
+tar: ./usr/share/perl/5.40.1/TAP/Formatter/Console: time stamp 2026-12-01 07:47:35 is 34193455.77639223 s in the future
+tar: ./usr/share/perl/5.40.1/TAP/Formatter: time stamp 2026-12-01 07:47:35 is 34193455.77636743 s in the future
+tar: ./usr/share/perl/5.40.1/TAP: time stamp 2026-12-01 07:47:35 is 34193455.77634883 s in the future
+tar: ./usr/share/perl/5.40.1/Search: time stamp 2026-12-01 07:47:35 is 34193455.77629343 s in the future
+tar: ./usr/share/perl/5.40.1/Pod/Text: time stamp 2026-12-01 07:47:35 is 34193455.77398843 s in the future
+tar: ./usr/share/perl/5.40.1/Pod/Simple: time stamp 2026-12-01 07:47:35 is 34193455.77170319 s in the future
+tar: ./usr/share/perl/5.40.1/Pod/Perldoc: time stamp 2026-12-01 07:47:35 is 34193455.77121727 s in the future
+tar: ./usr/share/perl/5.40.1/Pod/Html: time stamp 2026-12-01 07:47:35 is 34193455.77112811 s in the future
+tar: ./usr/share/perl/5.40.1/Pod: time stamp 2026-12-01 07:47:35 is 34193455.77110543 s in the future
+tar: ./usr/share/perl/5.40.1/PerlIO/via: time stamp 2026-12-01 07:47:35 is 34193455.77101459 s in the future
+tar: ./usr/share/perl/5.40.1/PerlIO: time stamp 2026-12-01 07:47:35 is 34193455.77099359 s in the future
+tar: ./usr/share/perl/5.40.1/Perl: time stamp 2026-12-01 07:47:35 is 34193455.77093383 s in the future
+tar: ./usr/share/perl/5.40.1/Parse/CPAN: time stamp 2026-12-01 07:47:35 is 34193455.77073799 s in the future
+tar: ./usr/share/perl/5.40.1/Parse: time stamp 2026-12-01 07:47:34 is 34193454.77071575 s in the future
+tar: ./usr/share/perl/5.40.1/Params: time stamp 2026-12-01 07:47:35 is 34193455.77062335 s in the future
+tar: ./usr/share/perl/5.40.1/Net/FTP: time stamp 2026-12-01 07:47:35 is 34193455.76876091 s in the future
+tar: ./usr/share/perl/5.40.1/Net: time stamp 2026-12-01 07:47:35 is 34193455.76873463 s in the future
+tar: ./usr/share/perl/5.40.1/Module/Load: time stamp 2026-12-01 07:47:35 is 34193455.76382719 s in the future
+tar: ./usr/share/perl/5.40.1/Module/CoreList: time stamp 2026-12-01 07:47:35 is 34193455.76355935 s in the future
+tar: ./usr/share/perl/5.40.1/Module: time stamp 2026-12-01 07:47:35 is 34193455.76354615 s in the future
+tar: ./usr/share/perl/5.40.1/Memoize: time stamp 2026-12-01 07:47:35 is 34193455.76346783 s in the future
+tar: ./usr/share/perl/5.40.1/Math/BigRat: time stamp 2026-12-01 07:47:35 is 34193455.75969667 s in the future
+tar: ./usr/share/perl/5.40.1/Math/BigInt: time stamp 2026-12-01 07:47:35 is 34193455.75876203 s in the future
+tar: ./usr/share/perl/5.40.1/Math/BigFloat: time stamp 2026-12-01 07:47:35 is 34193455.75872531 s in the future
+tar: ./usr/share/perl/5.40.1/Math: time stamp 2026-12-01 07:47:35 is 34193455.75871735 s in the future
+tar: ./usr/share/perl/5.40.1/Locale/Maketext: time stamp 2026-12-01 07:47:35 is 34193455.75790267 s in the future
+tar: ./usr/share/perl/5.40.1/Locale: time stamp 2026-12-01 07:47:35 is 34193455.75788607 s in the future
+tar: ./usr/share/perl/5.40.1/JSON/PP: time stamp 2026-12-01 07:47:35 is 34193455.75732659 s in the future
+tar: ./usr/share/perl/5.40.1/JSON: time stamp 2026-12-01 07:47:35 is 34193455.75731403 s in the future
+tar: ./usr/share/perl/5.40.1/IPC: time stamp 2026-12-01 07:47:35 is 34193455.75668907 s in the future
+tar: ./usr/share/perl/5.40.1/IO/Uncompress/Adapter: time stamp 2026-12-01 07:47:35 is 34193455.75528415 s in the future
+tar: ./usr/share/perl/5.40.1/IO/Uncompress: time stamp 2026-12-01 07:47:35 is 34193455.75526791 s in the future
+tar: ./usr/share/perl/5.40.1/IO/Socket: time stamp 2026-12-01 07:47:35 is 34193455.75511491 s in the future
+tar: ./usr/share/perl/5.40.1/IO/Compress/Zlib: time stamp 2026-12-01 07:47:35 is 34193455.75378247 s in the future
+tar: ./usr/share/perl/5.40.1/IO/Compress/Zip: time stamp 2026-12-01 07:47:35 is 34193455.75372843 s in the future
+tar: ./usr/share/perl/5.40.1/IO/Compress/Gzip: time stamp 2026-12-01 07:47:35 is 34193455.75370311 s in the future
+tar: ./usr/share/perl/5.40.1/IO/Compress/Base: time stamp 2026-12-01 07:47:35 is 34193455.75364679 s in the future
+tar: ./usr/share/perl/5.40.1/IO/Compress/Adapter: time stamp 2026-12-01 07:47:35 is 34193455.75343507 s in the future
+tar: ./usr/share/perl/5.40.1/IO/Compress: time stamp 2026-12-01 07:47:35 is 34193455.75342555 s in the future
+tar: ./usr/share/perl/5.40.1/IO: time stamp 2026-12-01 07:47:35 is 34193455.75342007 s in the future
+tar: ./usr/share/perl/5.40.1/I18N/LangTags: time stamp 2026-12-01 07:47:35 is 34193455.75292731 s in the future
+tar: ./usr/share/perl/5.40.1/I18N: time stamp 2026-12-01 07:47:35 is 34193455.75291519 s in the future
+tar: ./usr/share/perl/5.40.1/HTTP: time stamp 2026-12-01 07:47:35 is 34193455.75252959 s in the future
+tar: ./usr/share/perl/5.40.1/Getopt/Long: time stamp 2026-12-01 07:47:35 is 34193455.75191027 s in the future
+tar: ./usr/share/perl/5.40.1/Getopt: time stamp 2026-12-01 07:47:35 is 34193455.75189259 s in the future
+tar: ./usr/share/perl/5.40.1/Filter: time stamp 2026-12-01 07:47:35 is 34193455.75172783 s in the future
+tar: ./usr/share/perl/5.40.1/File: time stamp 2026-12-01 07:47:35 is 34193455.74972635 s in the future
+tar: ./usr/share/perl/5.40.1/ExtUtils/Typemaps: time stamp 2026-12-01 07:47:35 is 34193455.74516863 s in the future
+tar: ./usr/share/perl/5.40.1/ExtUtils/ParseXS: time stamp 2026-12-01 07:47:35 is 34193455.74504799 s in the future
+tar: ./usr/share/perl/5.40.1/ExtUtils/MakeMaker: time stamp 2026-12-01 07:47:35 is 34193455.74457431 s in the future
+tar: ./usr/share/perl/5.40.1/ExtUtils/Liblist: time stamp 2026-12-01 07:47:35 is 34193455.74445907 s in the future
+tar: ./usr/share/perl/5.40.1/ExtUtils/Constant: time stamp 2026-12-01 07:47:35 is 34193455.74406847 s in the future
+tar: ./usr/share/perl/5.40.1/ExtUtils/Command: time stamp 2026-12-01 07:47:35 is 34193455.74403251 s in the future
+tar: ./usr/share/perl/5.40.1/ExtUtils/CBuilder/Platform/Windows: time stamp 2026-12-01 07:47:35 is 34193455.74365475 s in the future
+tar: ./usr/share/perl/5.40.1/ExtUtils/CBuilder/Platform: time stamp 2026-12-01 07:47:35 is 34193455.74364199 s in the future
+tar: ./usr/share/perl/5.40.1/ExtUtils/CBuilder: time stamp 2026-12-01 07:47:35 is 34193455.74363659 s in the future
+tar: ./usr/share/perl/5.40.1/ExtUtils: time stamp 2026-12-01 07:47:35 is 34193455.74363139 s in the future
+tar: ./usr/share/perl/5.40.1/Exporter: time stamp 2026-12-01 07:47:35 is 34193455.74360771 s in the future
+tar: ./usr/share/perl/5.40.1/Encode: time stamp 2026-12-01 07:47:35 is 34193455.74306815 s in the future
+tar: ./usr/share/perl/5.40.1/Digest: time stamp 2026-12-01 07:47:35 is 34193455.74303183 s in the future
+tar: ./usr/share/perl/5.40.1/Devel: time stamp 2026-12-01 07:47:35 is 34193455.74300695 s in the future
+tar: ./usr/share/perl/5.40.1/DBM_Filter: time stamp 2026-12-01 07:47:35 is 34193455.74279587 s in the future
+tar: ./usr/share/perl/5.40.1/Config/Perl: time stamp 2026-12-01 07:47:35 is 34193455.74274031 s in the future
+tar: ./usr/share/perl/5.40.1/Config: time stamp 2026-12-01 07:47:35 is 34193455.74273195 s in the future
+tar: ./usr/share/perl/5.40.1/Compress: time stamp 2026-12-01 07:47:35 is 34193455.74251911 s in the future
+tar: ./usr/share/perl/5.40.1/Class: time stamp 2026-12-01 07:47:35 is 34193455.74246579 s in the future
+tar: ./usr/share/perl/5.40.1/Carp: time stamp 2026-12-01 07:47:35 is 34193455.74244179 s in the future
+tar: ./usr/share/perl/5.40.1/CPAN/Plugin: time stamp 2026-12-01 07:47:35 is 34193455.73885071 s in the future
+tar: ./usr/share/perl/5.40.1/CPAN/Meta/Requirements: time stamp 2026-12-01 07:47:35 is 34193455.73760187 s in the future
+tar: ./usr/share/perl/5.40.1/CPAN/Meta/History: time stamp 2026-12-01 07:47:35 is 34193455.73722003 s in the future
+tar: ./usr/share/perl/5.40.1/CPAN/Meta: time stamp 2026-12-01 07:47:35 is 34193455.73720563 s in the future
+tar: ./usr/share/perl/5.40.1/CPAN/LWP: time stamp 2026-12-01 07:47:35 is 34193455.73718059 s in the future
+tar: ./usr/share/perl/5.40.1/CPAN/Kwalify: time stamp 2026-12-01 07:47:35 is 34193455.73713587 s in the future
+tar: ./usr/share/perl/5.40.1/CPAN/HTTP: time stamp 2026-12-01 07:47:35 is 34193455.73709855 s in the future
+tar: ./usr/share/perl/5.40.1/CPAN/FTP: time stamp 2026-12-01 07:47:35 is 34193455.73707631 s in the future
+tar: ./usr/share/perl/5.40.1/CPAN/Exception: time stamp 2026-12-01 07:47:35 is 34193455.73702367 s in the future
+tar: ./usr/share/perl/5.40.1/CPAN/API: time stamp 2026-12-01 07:47:35 is 34193455.73700127 s in the future
+tar: ./usr/share/perl/5.40.1/CPAN: time stamp 2026-12-01 07:47:35 is 34193455.73699327 s in the future
+tar: ./usr/share/perl/5.40.1/B: time stamp 2026-12-01 07:47:35 is 34193455.73545599 s in the future
+tar: ./usr/share/perl/5.40.1/Attribute: time stamp 2026-12-01 07:47:35 is 34193455.73525499 s in the future
+tar: ./usr/share/perl/5.40.1/Archive/Tar: time stamp 2026-12-01 07:47:35 is 34193455.73462531 s in the future
+tar: ./usr/share/perl/5.40.1/Archive: time stamp 2026-12-01 07:47:35 is 34193455.73461171 s in the future
+tar: ./usr/share/perl/5.40.1/App/Prove/State/Result: time stamp 2026-12-01 07:47:35 is 34193455.73406071 s in the future
+tar: ./usr/share/perl/5.40.1/App/Prove/State: time stamp 2026-12-01 07:47:35 is 34193455.73404695 s in the future
+tar: ./usr/share/perl/5.40.1/App/Prove: time stamp 2026-12-01 07:47:35 is 34193455.73404151 s in the future
+tar: ./usr/share/perl/5.40.1/App: time stamp 2026-12-01 07:47:35 is 34193455.73403651 s in the future
+tar: ./usr/share/perl/5.40.1: time stamp 2026-12-01 07:47:35 is 34193455.73403143 s in the future
+tar: ./usr/share/perl: time stamp 2026-12-01 07:47:35 is 34193455.73402571 s in the future
+tar: ./usr/share/gcc/python/libstdcxx/v6: time stamp 2026-12-03 00:29:38 is 34339978.73340463 s in the future
+tar: ./usr/share/gcc/python/libstdcxx: time stamp 2026-12-03 00:29:38 is 34339978.73337199 s in the future
+tar: ./usr/share/gcc/python: time stamp 2026-12-01 07:47:34 is 34193454.73336559 s in the future
+tar: ./usr/share/gcc: time stamp 2026-12-01 07:47:34 is 34193454.73336023 s in the future
+tar: ./usr/share/gdb/auto-load/usr/lib/aarch64-linux-gnu: time stamp 2026-12-03 00:29:38 is 34339978.73319083 s in the future
+tar: ./usr/share/gdb/auto-load/usr/lib: time stamp 2026-12-01 07:47:33 is 34193453.73318079 s in the future
+tar: ./usr/share/gdb/auto-load/usr: time stamp 2026-12-01 07:47:33 is 34193453.73317551 s in the future
+tar: ./usr/share/gdb/auto-load/lib/aarch64-linux-gnu: time stamp 2026-12-01 07:47:32 is 34193452.73313835 s in the future
+tar: ./usr/share/gdb/auto-load/lib: time stamp 2026-12-01 07:47:32 is 34193452.73312887 s in the future
+tar: ./usr/share/gdb/auto-load: time stamp 2026-12-01 07:47:33 is 34193453.73312395 s in the future
+tar: ./usr/share/gdb: time stamp 2026-12-01 07:47:32 is 34193452.73311855 s in the future
+tar: ./usr/share/zsh/vendor-completions: time stamp 2026-12-01 07:47:35 is 34193455.73308135 s in the future
+tar: ./usr/share/zsh: time stamp 2026-12-01 07:47:29 is 34193449.73307295 s in the future
+tar: ./usr/share/keyrings: time stamp 2026-12-01 07:47:28 is 34193448.73181795 s in the future
+tar: ./usr/share/build-essential: time stamp 2026-12-01 07:47:27 is 34193447.73177027 s in the future
+tar: ./usr/share/apt: time stamp 2026-12-01 07:47:26 is 34193446.73172391 s in the future
+tar: ./usr/share/util-linux/logcheck/ignore.d.server: time stamp 2026-12-02 18:41:49 is 34319109.73169171 s in the future
+tar: ./usr/share/terminfo/x: time stamp 2026-12-01 07:47:24 is 34193444.73157427 s in the future
+tar: ./usr/share/terminfo/w: time stamp 2026-12-01 07:47:24 is 34193444.73153207 s in the future
+tar: ./usr/share/terminfo/v: time stamp 2026-12-01 07:47:24 is 34193444.73147779 s in the future
+tar: ./usr/share/terminfo/t: time stamp 2026-12-01 07:47:24 is 34193444.73144391 s in the future
+tar: ./usr/share/terminfo/s: time stamp 2026-12-01 07:47:24 is 34193444.73135107 s in the future
+tar: ./usr/share/terminfo/r: time stamp 2026-12-01 07:47:24 is 34193444.73128175 s in the future
+tar: ./usr/share/terminfo/p: time stamp 2026-12-01 07:47:24 is 34193444.73125839 s in the future
+tar: ./usr/share/terminfo/m: time stamp 2026-12-01 07:47:24 is 34193444.73119547 s in the future
+tar: ./usr/share/terminfo/l: time stamp 2026-12-01 07:47:24 is 34193444.73117327 s in the future
+tar: ./usr/share/terminfo/h: time stamp 2026-12-01 07:47:24 is 34193444.73114515 s in the future
+tar: ./usr/share/terminfo/d: time stamp 2026-12-01 07:47:24 is 34193444.73112383 s in the future
+tar: ./usr/share/terminfo/c: time stamp 2026-12-01 07:47:24 is 34193444.73108923 s in the future
+tar: ./usr/share/terminfo/a: time stamp 2026-12-01 07:47:24 is 34193444.73106563 s in the future
+tar: ./usr/share/terminfo/E: time stamp 2026-12-01 07:47:24 is 34193444.73103751 s in the future
+tar: ./usr/share/tabset: time stamp 2026-12-01 07:47:24 is 34193444.73098723 s in the future
+tar: ./usr/share/pam: time stamp 2026-12-01 07:47:24 is 34193444.73085451 s in the future
+tar: ./usr/share/pam-configs: time stamp 2026-12-01 07:47:24 is 34193444.73081663 s in the future
+tar: ./usr/share/libc-bin: time stamp 2026-12-01 07:47:23 is 34193443.73079263 s in the future
+tar: ./usr/share/bug/binutils: time stamp 2026-12-01 07:47:27 is 34193447.73075683 s in the future
+tar: ./usr/share/bug/apt: time stamp 2026-12-01 07:47:26 is 34193446.73073539 s in the future
+tar: ./usr/share/bug/init-system-helpers: time stamp 2026-12-01 07:47:23 is 34193443.73071463 s in the future
+tar: ./usr/share/bug: time stamp 2026-12-01 07:47:39 is 34193459.73070587 s in the future
+tar: ./usr/share/polkit-1/actions: time stamp 2026-12-01 07:47:22 is 34193442.73067183 s in the future
+tar: ./usr/share/dpkg/sh: time stamp 2026-12-01 07:47:22 is 34193442.73045779 s in the future
+tar: ./usr/share/dpkg: time stamp 2026-12-01 07:47:32 is 34193452.73044539 s in the future
+tar: ./usr/share/pixmaps: time stamp 2026-12-01 07:47:22 is 34193442.73041887 s in the future
+tar: ./usr/share/perl5/Dpkg/Vendor: time stamp 2026-12-01 07:47:32 is 34193452.72897627 s in the future
+tar: ./usr/share/perl5/Dpkg/Source/Package/V3: time stamp 2026-12-01 07:47:32 is 34193452.72811267 s in the future
+tar: ./usr/share/perl5/Dpkg/Source/Package: time stamp 2026-12-01 07:47:32 is 34193452.72809631 s in the future
+tar: ./usr/share/perl5/Dpkg/Source: time stamp 2026-12-01 07:47:32 is 34193452.72809067 s in the future
+tar: ./usr/share/perl5/Dpkg/Shlibs/Objdump: time stamp 2026-12-01 07:47:32 is 34193452.72776915 s in the future
+tar: ./usr/share/perl5/Dpkg/Shlibs: time stamp 2026-12-01 07:47:32 is 34193452.72775755 s in the future
+tar: ./usr/share/perl5/Dpkg/OpenPGP/Backend: time stamp 2026-12-01 07:47:32 is 34193452.72748703 s in the future
+tar: ./usr/share/perl5/Dpkg/OpenPGP: time stamp 2026-12-01 07:47:32 is 34193452.72747359 s in the future
+tar: ./usr/share/perl5/Dpkg/Interface: time stamp 2026-12-01 07:47:32 is 34193452.72745199 s in the future
+tar: ./usr/share/perl5/Dpkg/Dist: time stamp 2026-12-01 07:47:32 is 34193452.72742503 s in the future
+tar: ./usr/share/perl5/Dpkg/Deps: time stamp 2026-12-01 07:47:32 is 34193452.72730651 s in the future
+tar: ./usr/share/perl5/Dpkg/Control/Tests: time stamp 2026-12-01 07:47:32 is 34193452.72683319 s in the future
+tar: ./usr/share/perl5/Dpkg/Control/HashCore: time stamp 2026-12-01 07:47:32 is 34193452.72679899 s in the future
+tar: ./usr/share/perl5/Dpkg/Control: time stamp 2026-12-01 07:47:32 is 34193452.72679323 s in the future
+tar: ./usr/share/perl5/Dpkg/Compression: time stamp 2026-12-01 07:47:32 is 34193452.72674811 s in the future
+tar: ./usr/share/perl5/Dpkg/Changelog/Entry: time stamp 2026-12-01 07:47:32 is 34193452.72659775 s in the future
+tar: ./usr/share/perl5/Dpkg/Changelog: time stamp 2026-12-01 07:47:32 is 34193452.72658827 s in the future
+tar: ./usr/share/perl5/Dpkg/BuildDriver: time stamp 2026-12-01 07:47:32 is 34193452.72647399 s in the future
+tar: ./usr/share/perl5/Dpkg/Build: time stamp 2026-12-01 07:47:32 is 34193452.72644835 s in the future
+tar: ./usr/share/perl5/Dpkg/Archive: time stamp 2026-12-01 07:47:32 is 34193452.72641547 s in the future
+tar: ./usr/share/perl5/Dpkg: time stamp 2026-12-01 07:47:32 is 34193452.72640659 s in the future
+tar: ./usr/share/perl5/Debian/DebConf/Client: time stamp 2026-12-01 07:47:22 is 34193442.72624943 s in the future
+tar: ./usr/share/perl5/Debian: time stamp 2026-12-01 07:47:39 is 34193459.72623639 s in the future
+tar: ./usr/share/perl5/Debconf/Template: time stamp 2026-12-01 07:47:22 is 34193442.72589767 s in the future
+tar: ./usr/share/perl5/Debconf/FrontEnd: time stamp 2026-12-01 07:47:22 is 34193442.72558127 s in the future
+tar: ./usr/share/perl5/Debconf/Format: time stamp 2026-12-01 07:47:22 is 34193442.72554451 s in the future
+tar: ./usr/share/perl5/Debconf/Element/Web: time stamp 2026-12-01 07:47:22 is 34193442.72538559 s in the future
+tar: ./usr/share/perl5/Debconf/Element/Teletype: time stamp 2026-12-01 07:47:22 is 34193442.72527887 s in the future
+tar: ./usr/share/perl5/Debconf/Element/Noninteractive: time stamp 2026-12-01 07:47:22 is 34193442.72517307 s in the future
+tar: ./usr/share/perl5/Debconf/Element/Gnome: time stamp 2026-12-01 07:47:22 is 34193442.72506799 s in the future
+tar: ./usr/share/perl5/Debconf/Element/Editor: time stamp 2026-12-01 07:47:22 is 34193442.72496659 s in the future
+tar: ./usr/share/perl5/Debconf/Element/Dialog: time stamp 2026-12-01 07:47:22 is 34193442.72485099 s in the future
+tar: ./usr/share/perl5/Debconf/Element: time stamp 2026-12-01 07:47:22 is 34193442.72484147 s in the future
+tar: ./usr/share/perl5/Debconf/DbDriver: time stamp 2026-12-01 07:47:22 is 34193442.72470907 s in the future
+tar: ./usr/share/perl5/Debconf/Client: time stamp 2026-12-01 07:47:22 is 34193442.72467687 s in the future
+tar: ./usr/share/perl5/Debconf: time stamp 2026-12-01 07:47:22 is 34193442.72466791 s in the future
+tar: ./usr/share/perl5: time stamp 2026-12-01 07:47:32 is 34193452.72466087 s in the future
+tar: ./usr/share/debconf: time stamp 2026-12-01 07:47:22 is 34193442.72459567 s in the future
+tar: ./usr/share/bash-completion/completions: time stamp 2026-12-02 18:41:50 is 34319110.72391823 s in the future
+tar: ./usr/share/menu: time stamp 2026-12-01 07:47:39 is 34193459.72385923 s in the future
+tar: ./usr/share/locale/en_GB/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.72382767 s in the future
+tar: ./usr/share/locale/en_GB: time stamp 2026-12-01 07:47:39 is 34193459.72381931 s in the future
+tar: ./usr/share/locale/rw/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.72375483 s in the future
+tar: ./usr/share/locale/rw: time stamp 2026-12-01 07:47:27 is 34193447.72374599 s in the future
+tar: ./usr/share/locale/gas.es/LC_MESSAGES: time stamp 2026-12-01 07:47:27 is 34193447.72110523 s in the future
+tar: ./usr/share/locale/gas.es: time stamp 2026-12-01 07:47:27 is 34193447.72108147 s in the future
+tar: ./usr/share/locale/zu/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72094759 s in the future
+tar: ./usr/share/locale/zh_HK/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72090867 s in the future
+tar: ./usr/share/locale/yo/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72087439 s in the future
+tar: ./usr/share/locale/ur/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72084383 s in the future
+tar: ./usr/share/locale/tg/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72081227 s in the future
+tar: ./usr/share/locale/te/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72077075 s in the future
+tar: ./usr/share/locale/sr@latin/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72072947 s in the future
+tar: ./usr/share/locale/si/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72069191 s in the future
+tar: ./usr/share/locale/or/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72064615 s in the future
+tar: ./usr/share/locale/my/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72061231 s in the future
+tar: ./usr/share/locale/mn/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72058191 s in the future
+tar: ./usr/share/locale/ml/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72053663 s in the future
+tar: ./usr/share/locale/mk/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72050471 s in the future
+tar: ./usr/share/locale/kw_GB/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72047287 s in the future
+tar: ./usr/share/locale/kn/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72043151 s in the future
+tar: ./usr/share/locale/is/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72039683 s in the future
+tar: ./usr/share/locale/hi/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72036311 s in the future
+tar: ./usr/share/locale/gu/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72032387 s in the future
+tar: ./usr/share/locale/fa/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72028771 s in the future
+tar: ./usr/share/locale/de_CH/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72025187 s in the future
+tar: ./usr/share/locale/cy/LC_MESSAGES: time stamp 2026-12-01 07:47:32 is 34193452.72014975 s in the future
+tar: ./usr/share/locale/bn_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.72002131 s in the future
+tar: ./usr/share/locale/bn/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.71997747 s in the future
+tar: ./usr/share/locale/az/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.71993975 s in the future
+tar: ./usr/share/locale/as/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.71990191 s in the future
+tar: ./usr/share/locale/ar/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.71911287 s in the future
+tar: ./usr/share/locale/am/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.71906823 s in the future
+tar: ./usr/share/locale/ky/LC_MESSAGES: time stamp 2026-12-01 07:47:25 is 34193445.71889043 s in the future
+tar: ./usr/share/locale/tl/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.71787507 s in the future
+tar: ./usr/share/locale/th/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.71574123 s in the future
+tar: ./usr/share/locale/pa/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.71550759 s in the future
+tar: ./usr/share/locale/oc/LC_MESSAGES: time stamp 2026-12-01 07:47:22 is 34193442.71508095 s in the future
+tar: ./usr/share/locale/nn/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.71419639 s in the future
+tar: ./usr/share/locale/ne/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.71268223 s in the future
+tar: ./usr/share/locale/mr/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.71135511 s in the future
+tar: ./usr/share/locale/ku/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.71109327 s in the future
+tar: ./usr/share/locale/km/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.70935735 s in the future
+tar: ./usr/share/locale/dz/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.70787015 s in the future
+tar: ./usr/share/locale/bs/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.70759511 s in the future
+tar: ./usr/share/locale/ast/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.70587131 s in the future
+tar: ./usr/share/locale/lv/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.70563535 s in the future
+tar: ./usr/share/locale/he/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.70539399 s in the future
+tar: ./usr/share/locale/ta/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.70479303 s in the future
+tar: ./usr/share/locale/ms/LC_MESSAGES: time stamp 2026-12-01 07:47:27 is 34193447.70415459 s in the future
+tar: ./usr/share/locale/lg/LC_MESSAGES: time stamp 2026-12-01 07:47:22 is 34193442.70293979 s in the future
+tar: ./usr/share/locale/kk/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.70253475 s in the future
+tar: ./usr/share/locale/ia/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.70189287 s in the future
+tar: ./usr/share/locale/eu/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.69947487 s in the future
+tar: ./usr/share/locale/be/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.69799051 s in the future
+tar: ./usr/share/locale/zh_TW/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.68997083 s in the future
+tar: ./usr/share/locale/zh_CN/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.67935519 s in the future
+tar: ./usr/share/locale/vi/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.66860515 s in the future
+tar: ./usr/share/locale/uk/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.64748331 s in the future
+tar: ./usr/share/locale/tr/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.63668939 s in the future
+tar: ./usr/share/locale/sv/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.61876795 s in the future
+tar: ./usr/share/locale/sr/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.60456255 s in the future
+tar: ./usr/share/locale/sq/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.60445507 s in the future
+tar: ./usr/share/locale/sl/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.60027471 s in the future
+tar: ./usr/share/locale/sk/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.59494547 s in the future
+tar: ./usr/share/locale/ru/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.57492711 s in the future
+tar: ./usr/share/locale/ro/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.55532359 s in the future
+tar: ./usr/share/locale/pt_BR/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.54532967 s in the future
+tar: ./usr/share/locale/pt/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.53103555 s in the future
+tar: ./usr/share/locale/pl/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.52138687 s in the future
+tar: ./usr/share/locale/nl/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.51045599 s in the future
+tar: ./usr/share/locale/nb/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.50408391 s in the future
+tar: ./usr/share/locale/lt/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.50223159 s in the future
+tar: ./usr/share/locale/ko/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.49456259 s in the future
+tar: ./usr/share/locale/ka/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.49054259 s in the future
+tar: ./usr/share/locale/ja/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.47953719 s in the future
+tar: ./usr/share/locale/it/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.47076179 s in the future
+tar: ./usr/share/locale/id/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.46132787 s in the future
+tar: ./usr/share/locale/hu/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.45565591 s in the future
+tar: ./usr/share/locale/hr/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.44794759 s in the future
+tar: ./usr/share/locale/gl/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.44459995 s in the future
+tar: ./usr/share/locale/ga/LC_MESSAGES: time stamp 2026-12-01 07:47:34 is 34193454.44085127 s in the future
+tar: ./usr/share/locale/fr/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.42051971 s in the future
+tar: ./usr/share/locale/fi/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.41036151 s in the future
+tar: ./usr/share/locale/et/LC_MESSAGES: time stamp 2026-12-01 07:47:25 is 34193445.40680579 s in the future
+tar: ./usr/share/locale/es/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.39162991 s in the future
+tar: ./usr/share/locale/eo/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.38714835 s in the future
+tar: ./usr/share/locale/en@quot/LC_MESSAGES: time stamp 2026-12-01 07:47:22 is 34193442.38610819 s in the future
+tar: ./usr/share/locale/en@boldquot/LC_MESSAGES: time stamp 2026-12-01 07:47:22 is 34193442.38490563 s in the future
+tar: ./usr/share/locale/el/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.38081031 s in the future
+tar: ./usr/share/locale/de/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.36957539 s in the future
+tar: ./usr/share/locale/da/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.35987531 s in the future
+tar: ./usr/share/locale/cs/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.34995115 s in the future
+tar: ./usr/share/locale/ca/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.33898771 s in the future
+tar: ./usr/share/locale/bg/LC_MESSAGES: time stamp 2026-12-01 07:47:39 is 34193459.32907091 s in the future
+tar: ./usr/share/locale/af/LC_MESSAGES: time stamp 2026-12-01 07:47:24 is 34193444.32867479 s in the future
+tar: ./usr/share/debianutils/shells.d: time stamp 2026-12-01 07:47:22 is 34193442.32860323 s in the future
+tar: ./usr/share/debianutils: time stamp 2026-12-01 07:47:22 is 34193442.32859351 s in the future
+tar: ./usr/share/doc-base: time stamp 2026-12-01 07:47:22 is 34193442.32855391 s in the future
+tar: ./usr/share/base-passwd: time stamp 2026-12-01 07:47:22 is 34193442.32852243 s in the future
+tar: ./usr/share/man/zh_TW/man8: time stamp 2026-12-01 07:47:39 is 34193459.32839187 s in the future
+tar: ./usr/share/man/zh_TW/man5: time stamp 2026-12-01 07:47:39 is 34193459.32836403 s in the future
+tar: ./usr/share/man/zh_TW/man1: time stamp 2026-12-01 07:47:39 is 34193459.32833311 s in the future
+tar: ./usr/share/man/zh_TW: time stamp 2026-12-01 07:47:39 is 34193459.32832451 s in the future
+tar: ./usr/share/man/tr/man8: time stamp 2026-12-01 07:47:39 is 34193459.32825195 s in the future
+tar: ./usr/share/man/tr/man5: time stamp 2026-12-01 07:47:39 is 34193459.32821491 s in the future
+tar: ./usr/share/man/tr/man1: time stamp 2026-12-01 07:47:39 is 34193459.32817031 s in the future
+tar: ./usr/share/man/tr: time stamp 2026-12-01 07:47:39 is 34193459.32816235 s in the future
+tar: ./usr/share/man/id/man8: time stamp 2026-12-01 07:47:39 is 34193459.32813283 s in the future
+tar: ./usr/share/man/id/man1: time stamp 2026-12-01 07:47:39 is 34193459.32811007 s in the future
+tar: ./usr/share/man/id: time stamp 2026-12-01 07:47:39 is 34193459.32810439 s in the future
+tar: ./usr/share/man/hu/man5: time stamp 2026-12-01 07:47:39 is 34193459.32808171 s in the future
+tar: ./usr/share/man/hu/man1: time stamp 2026-12-01 07:47:39 is 34193459.32804059 s in the future
+tar: ./usr/share/man/hu: time stamp 2026-12-01 07:47:39 is 34193459.32803267 s in the future
+tar: ./usr/share/man/fi/man1: time stamp 2026-12-01 07:47:39 is 34193459.32797019 s in the future
+tar: ./usr/share/man/da/man8: time stamp 2026-12-01 07:47:39 is 34193459.32791707 s in the future
+tar: ./usr/share/man/da/man5: time stamp 2026-12-01 07:47:39 is 34193459.32788275 s in the future
+tar: ./usr/share/man/da/man1: time stamp 2026-12-01 07:47:39 is 34193459.32786071 s in the future
+tar: ./usr/share/man/da: time stamp 2026-12-01 07:47:39 is 34193459.32785283 s in the future
+tar: ./usr/share/man/cs/man5: time stamp 2026-12-01 07:47:39 is 34193459.32773323 s in the future
+tar: ./usr/share/man/cs/man1: time stamp 2026-12-01 07:47:39 is 34193459.32769831 s in the future
+tar: ./usr/share/man/zh_CN/man8: time stamp 2026-12-01 07:47:39 is 34193459.32749787 s in the future
+tar: ./usr/share/man/zh_CN/man1: time stamp 2026-12-01 07:47:39 is 34193459.32741619 s in the future
+tar: ./usr/share/man/zh_CN/man5: time stamp 2026-12-01 07:47:39 is 34193459.32736179 s in the future
+tar: ./usr/share/man/zh_CN: time stamp 2026-12-01 07:47:39 is 34193459.32735363 s in the future
+tar: ./usr/share/man/uk/man8: time stamp 2026-12-01 07:47:39 is 34193459.32697603 s in the future
+tar: ./usr/share/man/uk/man5: time stamp 2026-12-01 07:47:39 is 34193459.32679179 s in the future
+tar: ./usr/share/man/uk/man1: time stamp 2026-12-01 07:47:39 is 34193459.32639335 s in the future
+tar: ./usr/share/man/uk: time stamp 2026-12-01 07:47:39 is 34193459.32637743 s in the future
+tar: ./usr/share/man/sr/man1: time stamp 2026-12-01 07:47:35 is 34193455.32618251 s in the future
+tar: ./usr/share/man/sr: time stamp 2026-12-01 07:47:35 is 34193455.32617239 s in the future
+tar: ./usr/share/man/pt_BR/man8: time stamp 2026-12-01 07:47:39 is 34193459.32612367 s in the future
+tar: ./usr/share/man/pt_BR/man5: time stamp 2026-12-01 07:47:39 is 34193459.32609007 s in the future
+tar: ./usr/share/man/pt_BR/man1: time stamp 2026-12-01 07:47:39 is 34193459.32598347 s in the future
+tar: ./usr/share/man/pt_BR: time stamp 2026-12-01 07:47:39 is 34193459.32597507 s in the future
+tar: ./usr/share/man/ko/man8: time stamp 2026-12-01 07:47:39 is 34193459.32582703 s in the future
+tar: ./usr/share/man/ko/man5: time stamp 2026-12-01 07:47:39 is 34193459.32580391 s in the future
+tar: ./usr/share/man/ko/man1: time stamp 2026-12-01 07:47:39 is 34193459.32563271 s in the future
+tar: ./usr/share/man/ko: time stamp 2026-12-01 07:47:39 is 34193459.32562259 s in the future
+tar: ./usr/share/man/man3: time stamp 2026-12-01 07:47:32 is 34193452.32431135 s in the future
+tar: ./usr/share/man/sv/man7: time stamp 2026-12-01 07:47:29 is 34193449.32423423 s in the future
+tar: ./usr/share/man/sv/man8: time stamp 2026-12-01 07:47:39 is 34193459.32403975 s in the future
+tar: ./usr/share/man/sv/man5: time stamp 2026-12-01 07:47:39 is 34193459.32347139 s in the future
+tar: ./usr/share/man/nl/man7: time stamp 2026-12-01 07:47:29 is 34193449.32212595 s in the future
+tar: ./usr/share/man/nl/man8: time stamp 2026-12-01 07:47:39 is 34193459.32151835 s in the future
+tar: ./usr/share/man/nl/man5: time stamp 2026-12-01 07:47:39 is 34193459.32069591 s in the future
+tar: ./usr/share/man/nl/man1: time stamp 2026-12-01 07:47:39 is 34193459.31927687 s in the future
+tar: ./usr/share/man/nl: time stamp 2026-12-01 07:47:26 is 34193446.31925823 s in the future
+tar: ./usr/share/man/man5: time stamp 2026-12-02 18:41:50 is 34319110.31750623 s in the future
+tar: ./usr/share/man/sl/man8: time stamp 2026-12-01 07:47:22 is 34193442.31741331 s in the future
+tar: ./usr/share/man/pt/man7: time stamp 2026-12-01 07:47:29 is 34193449.31733367 s in the future
+tar: ./usr/share/man/pt/man5: time stamp 2026-12-01 07:47:39 is 34193459.31649851 s in the future
+tar: ./usr/share/man/pt/man8: time stamp 2026-12-01 07:47:39 is 34193459.31598375 s in the future
+tar: ./usr/share/man/pt/man1: time stamp 2026-12-01 07:47:39 is 34193459.31463279 s in the future
+tar: ./usr/share/man/pt: time stamp 2026-12-01 07:47:26 is 34193446.31461495 s in the future
+tar: ./usr/share/man/it/man5: time stamp 2026-12-01 07:47:39 is 34193459.31434211 s in the future
+tar: ./usr/share/man/ru/man1: time stamp 2026-12-01 07:47:39 is 34193459.30515963 s in the future
+tar: ./usr/share/man/ru/man5: time stamp 2026-12-01 07:47:39 is 34193459.30500427 s in the future
+tar: ./usr/share/man/ru/man8: time stamp 2026-12-01 07:47:39 is 34193459.30447151 s in the future
+tar: ./usr/share/man/ru: time stamp 2026-12-01 07:47:39 is 34193459.30445835 s in the future
+tar: ./usr/share/man/ro/man5: time stamp 2026-12-01 07:47:39 is 34193459.30441831 s in the future
+tar: ./usr/share/man/ro/man1: time stamp 2026-12-01 07:47:39 is 34193459.30402603 s in the future
+tar: ./usr/share/man/ro/man8: time stamp 2026-12-01 07:47:39 is 34193459.30374731 s in the future
+tar: ./usr/share/man/ro: time stamp 2026-12-01 07:47:39 is 34193459.30372103 s in the future
+tar: ./usr/share/man/pl/man5: time stamp 2026-12-01 07:47:39 is 34193459.30356071 s in the future
+tar: ./usr/share/man/ja/man5: time stamp 2026-12-01 07:47:39 is 34193459.29851699 s in the future
+tar: ./usr/share/man/fr/man7: time stamp 2026-12-01 07:47:29 is 34193449.29737195 s in the future
+tar: ./usr/share/man/fr/man5: time stamp 2026-12-01 07:47:39 is 34193459.29619567 s in the future
+tar: ./usr/share/man/es/man5: time stamp 2026-12-01 07:47:39 is 34193459.29332763 s in the future
+tar: ./usr/share/man/de/man7: time stamp 2026-12-01 07:47:29 is 34193449.29251795 s in the future
+tar: ./usr/share/man/de/man5: time stamp 2026-12-01 07:47:39 is 34193459.29136679 s in the future
+tar: ./usr/share/lintian/profiles/dpkg: time stamp 2026-12-01 07:47:22 is 34193442.28844891 s in the future
+tar: ./usr/share/lintian/overrides: time stamp 2026-12-03 00:29:40 is 34339980.28680475 s in the future
+tar: ./usr/share/lintian: time stamp 2026-12-01 07:47:19 is 34193439.28677183 s in the future
+tar: ./usr/share/info: time stamp 2026-12-01 07:47:24 is 34193444.28388759 s in the future
+tar: ./usr/share/doc/locales-all: time stamp 2026-12-01 07:47:40 is 34193460.28354987 s in the future
+tar: ./usr/share/doc/fakeroot: time stamp 2026-12-01 07:47:39 is 34193459.28329595 s in the future
+tar: ./usr/share/doc/libfakeroot: time stamp 2026-12-01 07:47:39 is 34193459.28311867 s in the future
+tar: ./usr/share/doc/disorderfs: time stamp 2026-12-01 07:47:39 is 34193459.28301647 s in the future
+tar: ./usr/share/doc/libfuse2t64: time stamp 2026-12-01 07:47:39 is 34193459.28260311 s in the future
+tar: ./usr/share/doc/fuse: time stamp 2026-12-01 07:47:39 is 34193459.28243291 s in the future
+tar: ./usr/share/doc/fuse3: time stamp 2026-12-01 07:47:39 is 34193459.28226887 s in the future
+tar: ./usr/share/doc/libfuse3-4: time stamp 2026-12-01 07:47:39 is 34193459.28199011 s in the future
+tar: ./usr/share/doc/libxapian30: time stamp 2026-12-01 07:47:39 is 34193459.27987419 s in the future
+tar: ./usr/share/doc/libcwidget4: time stamp 2026-12-01 07:47:39 is 34193459.27970183 s in the future
+tar: ./usr/share/doc/libsigc++-2.0-0v5: time stamp 2026-12-01 07:47:39 is 34193459.27956235 s in the future
+tar: ./usr/share/doc/libboost-iostreams1.83.0: time stamp 2026-12-01 07:47:39 is 34193459.27026719 s in the future
+tar: ./usr/share/doc/aptitude-common: time stamp 2026-12-01 07:47:39 is 34193459.27013003 s in the future
+tar: ./usr/share/doc/libc-l10n: time stamp 2026-12-01 07:47:39 is 34193459.26967363 s in the future
+tar: ./usr/share/doc/adduser/examples/adduser.local.conf.examples/skel.other: time stamp 2026-12-01 07:47:39 is 34193459.26888603 s in the future
+tar: ./usr/share/doc/adduser/examples/adduser.local.conf.examples/skel: time stamp 2026-12-01 07:47:39 is 34193459.26875455 s in the future
+tar: ./usr/share/doc/adduser/examples/adduser.local.conf.examples: time stamp 2026-12-01 07:47:39 is 34193459.26872955 s in the future
+tar: ./usr/share/doc/adduser/examples: time stamp 2026-12-01 07:47:39 is 34193459.26871307 s in the future
+tar: ./usr/share/doc/adduser: time stamp 2026-12-01 07:47:39 is 34193459.26869295 s in the future
+tar: ./usr/share/doc/passwd/examples: time stamp 2026-12-01 07:47:39 is 34193459.26779955 s in the future
+tar: ./usr/share/doc/passwd: time stamp 2026-12-01 07:47:39 is 34193459.26777087 s in the future
+tar: ./usr/share/doc/libsemanage2: time stamp 2026-12-01 07:47:39 is 34193459.26768059 s in the future
+tar: ./usr/share/doc/libsepol2: time stamp 2026-12-01 07:47:39 is 34193459.26758427 s in the future
+tar: ./usr/share/doc/libsemanage-common: time stamp 2026-12-01 07:47:38 is 34193458.26749907 s in the future
+tar: ./usr/share/doc/libbsd0: time stamp 2026-12-01 07:47:38 is 34193458.26695755 s in the future
+tar: ./usr/share/doc/login.defs: time stamp 2026-12-01 07:47:38 is 34193458.26598215 s in the future
+tar: ./usr/share/doc/mount/examples: time stamp 2026-12-02 18:41:50 is 34319110.26583447 s in the future
+tar: ./usr/share/doc/mount: time stamp 2026-12-02 18:41:50 is 34319110.26562963 s in the future
+tar: ./usr/share/doc/xz-utils: time stamp 2026-12-01 07:47:35 is 34193455.26433591 s in the future
+tar: ./usr/share/doc/sqv: time stamp 2026-12-01 07:47:35 is 34193455.26420211 s in the future
+tar: ./usr/share/doc/rpcsvc-proto: time stamp 2026-12-01 07:47:35 is 34193455.26406579 s in the future
+tar: ./usr/share/doc/perl-modules-5.40: time stamp 2026-12-01 07:47:35 is 34193455.26356571 s in the future
+tar: ./usr/share/doc/patch: time stamp 2026-12-01 07:47:34 is 34193454.26321023 s in the future
+tar: ./usr/share/doc/make: time stamp 2026-12-01 07:47:34 is 34193454.26223135 s in the future
+tar: ./usr/share/doc/linux-libc-dev: time stamp 2026-12-01 07:47:34 is 34193454.25742351 s in the future
+tar: ./usr/share/doc/libxxhash0: time stamp 2026-12-01 07:47:34 is 34193454.25727215 s in the future
+tar: ./usr/share/doc/libsframe2: time stamp 2026-12-01 07:47:34 is 34193454.25702995 s in the future
+tar: ./usr/share/doc/libseccomp2: time stamp 2026-12-01 07:47:34 is 34193454.25691735 s in the future
+tar: ./usr/share/doc/libperl5.40: time stamp 2026-12-01 07:47:34 is 34193454.25628575 s in the future
+tar: ./usr/share/doc/libnettle8t64: time stamp 2026-12-01 07:47:33 is 34193453.25521683 s in the future
+tar: ./usr/share/doc/libmpfr6: time stamp 2026-12-01 07:47:33 is 34193453.25298607 s in the future
+tar: ./usr/share/doc/libmpc3: time stamp 2026-12-01 07:47:33 is 34193453.25288923 s in the future
+tar: ./usr/share/doc/liblz4-1: time stamp 2026-12-01 07:47:33 is 34193453.25280399 s in the future
+tar: ./usr/share/doc/libjansson4/examples: time stamp 2026-12-01 07:47:33 is 34193453.25254715 s in the future
+tar: ./usr/share/doc/libjansson4: time stamp 2026-12-01 07:47:33 is 34193453.25252559 s in the future
+tar: ./usr/share/doc/libisl23: time stamp 2026-12-01 07:47:33 is 34193453.25239259 s in the future
+tar: ./usr/share/doc/libhogweed6t64: time stamp 2026-12-01 07:47:33 is 34193453.25167179 s in the future
+tar: ./usr/share/doc/libgdbm6t64: time stamp 2026-12-01 07:47:33 is 34193453.25145587 s in the future
+tar: ./usr/share/doc/libgdbm-compat4t64: time stamp 2026-12-01 07:47:33 is 34193453.25114131 s in the future
+tar: ./usr/share/doc/libdpkg-perl: time stamp 2026-12-01 07:47:32 is 34193452.24980623 s in the future
+tar: ./usr/share/doc/libctf-nobfd0: time stamp 2026-12-01 07:47:32 is 34193452.24944331 s in the future
+tar: ./usr/share/doc/libcrypt-dev: time stamp 2026-12-01 07:47:32 is 34193452.24923819 s in the future
+tar: ./usr/share/doc/libc6-dev: time stamp 2026-12-01 07:47:32 is 34193452.24868767 s in the future
+tar: ./usr/share/doc/libc-dev-bin: time stamp 2026-12-01 07:47:32 is 34193452.24830703 s in the future
+tar: ./usr/share/doc/libapt-pkg7.0: time stamp 2026-12-01 07:47:32 is 34193452.24796055 s in the future
+tar: ./usr/share/doc/dpkg-dev: time stamp 2026-12-01 07:47:29 is 34193449.24660723 s in the future
+tar: ./usr/share/doc/debian-archive-keyring: time stamp 2026-12-01 07:47:28 is 34193448.24652827 s in the future
+tar: ./usr/share/doc/bzip2: time stamp 2026-12-01 07:47:27 is 34193447.24641271 s in the future
+tar: ./usr/share/doc/binutils-common: time stamp 2026-12-01 07:47:27 is 34193447.24608259 s in the future
+tar: ./usr/share/doc/binutils/ld: time stamp 2026-12-01 07:47:27 is 34193447.24560539 s in the future
+tar: ./usr/share/doc/binutils/gprof: time stamp 2026-12-01 07:47:27 is 34193447.24540447 s in the future
+tar: ./usr/share/doc/binutils/gas: time stamp 2026-12-01 07:47:27 is 34193447.24523387 s in the future
+tar: ./usr/share/doc/binutils/bfd: time stamp 2026-12-01 07:47:27 is 34193447.24502107 s in the future
+tar: ./usr/share/doc/binutils: time stamp 2026-12-01 07:47:27 is 34193447.24447423 s in the future
+tar: ./usr/share/doc/apt/examples: time stamp 2026-12-01 07:47:26 is 34193446.24387151 s in the future
+tar: ./usr/share/doc/apt: time stamp 2026-12-01 07:47:26 is 34193446.24385851 s in the future
+tar: ./usr/share/doc/zlib1g: time stamp 2026-12-01 07:47:25 is 34193445.24359603 s in the future
+tar: ./usr/share/doc/util-linux/releases: time stamp 2026-12-02 18:41:49 is 34319109.24120307 s in the future
+tar: ./usr/share/doc/util-linux/examples: time stamp 2026-12-02 18:41:49 is 34319109.24115371 s in the future
+tar: ./usr/share/doc/util-linux: time stamp 2026-12-02 18:41:49 is 34319109.24041299 s in the future
+tar: ./usr/share/doc/tar: time stamp 2026-12-01 07:47:25 is 34193445.23899527 s in the future
+tar: ./usr/share/doc/sysvinit-utils: time stamp 2026-12-01 07:47:24 is 34193444.23880887 s in the future
+tar: ./usr/share/doc/sed/examples: time stamp 2026-12-01 07:47:24 is 34193444.23790691 s in the future
+tar: ./usr/share/doc/sed: time stamp 2026-12-01 07:47:24 is 34193444.23789243 s in the future
+tar: ./usr/share/doc/perl-base: time stamp 2026-12-01 07:47:24 is 34193444.23719759 s in the future
+tar: ./usr/share/doc/perl: time stamp 2026-12-01 07:47:34 is 34193454.23638815 s in the future
+tar: ./usr/share/doc/openssl-provider-legacy: time stamp 2026-12-01 07:47:24 is 34193444.23479447 s in the future
+tar: ./usr/share/doc/ncurses-bin: time stamp 2026-12-01 07:47:24 is 34193444.23345235 s in the future
+tar: ./usr/share/doc/ncurses-base: time stamp 2026-12-01 07:47:24 is 34193444.23193935 s in the future
+tar: ./usr/share/doc/mawk/examples: time stamp 2026-12-01 07:47:24 is 34193444.23139399 s in the future
+tar: ./usr/share/doc/mawk: time stamp 2026-12-01 07:47:24 is 34193444.23136411 s in the future
+tar: ./usr/share/doc/libzstd1: time stamp 2026-12-01 07:47:24 is 34193444.23122423 s in the future
+tar: ./usr/share/doc/libuuid1: time stamp 2026-12-02 18:41:49 is 34319109.23101935 s in the future
+tar: ./usr/share/doc/libudev1: time stamp 2026-12-02 06:29:52 is 34275192.23050559 s in the future
+tar: ./usr/share/doc/libtinfo6: time stamp 2026-12-01 07:47:24 is 34193444.22916055 s in the future
+tar: ./usr/share/doc/libsystemd0: time stamp 2026-12-02 06:29:52 is 34275192.22874827 s in the future
+tar: ./usr/share/doc/libssl3t64: time stamp 2026-12-01 07:47:24 is 34193444.22728835 s in the future
+tar: ./usr/share/doc/libsqlite3-0: time stamp 2026-12-01 07:47:24 is 34193444.22589835 s in the future
+tar: ./usr/share/doc/libsmartcols1: time stamp 2026-12-02 18:41:49 is 34319109.22571159 s in the future
+tar: ./usr/share/doc/libselinux1: time stamp 2026-12-01 07:47:24 is 34193444.22560915 s in the future
+tar: ./usr/share/doc/libpcre2-8-0: time stamp 2026-12-01 07:47:24 is 34193444.22532503 s in the future
+tar: ./usr/share/doc/libpam0g: time stamp 2026-12-01 07:47:24 is 34193444.22504827 s in the future
+tar: ./usr/share/doc/libpam-runtime: time stamp 2026-12-01 07:47:24 is 34193444.22487511 s in the future
+tar: ./usr/share/doc/libpam-modules-bin: time stamp 2026-12-01 07:47:24 is 34193444.22474487 s in the future
+tar: ./usr/share/doc/libpam-modules/examples: time stamp 2026-12-01 07:47:24 is 34193444.22456123 s in the future
+tar: ./usr/share/doc/libpam-modules: time stamp 2026-12-01 07:47:24 is 34193444.22453955 s in the future
+tar: ./usr/share/doc/libmount1: time stamp 2026-12-02 18:41:49 is 34319109.22436275 s in the future
+tar: ./usr/share/doc/libmd0: time stamp 2026-12-01 07:47:23 is 34193443.22421663 s in the future
+tar: ./usr/share/doc/liblzma5: time stamp 2026-12-01 07:47:23 is 34193443.22305411 s in the future
+tar: ./usr/share/doc/liblastlog2-2: time stamp 2026-12-02 18:41:50 is 34319110.22266767 s in the future
+tar: ./usr/share/doc/libgmp10: time stamp 2026-12-01 07:47:23 is 34193443.22087099 s in the future
+tar: ./usr/share/doc/libdebconfclient0: time stamp 2026-12-01 07:47:23 is 34193443.22072687 s in the future
+tar: ./usr/share/doc/libdb5.3t64: time stamp 2026-12-01 07:47:23 is 34193443.22060599 s in the future
+tar: ./usr/share/doc/libcrypt1: time stamp 2026-12-01 07:47:23 is 34193443.22048523 s in the future
+tar: ./usr/share/doc/libcap2: time stamp 2026-12-01 07:47:23 is 34193443.22033343 s in the future
+tar: ./usr/share/doc/libcap-ng0: time stamp 2026-12-01 07:47:23 is 34193443.22019667 s in the future
+tar: ./usr/share/doc/libc6: time stamp 2026-12-01 07:47:23 is 34193443.21921847 s in the future
+tar: ./usr/share/doc/libc-bin: time stamp 2026-12-01 07:47:23 is 34193443.21859535 s in the future
+tar: ./usr/share/doc/libbz2-1.0: time stamp 2026-12-01 07:47:23 is 34193443.21839359 s in the future
+tar: ./usr/share/doc/libblkid1: time stamp 2026-12-02 18:41:49 is 34319109.21820819 s in the future
+tar: ./usr/share/doc/libaudit1: time stamp 2026-12-01 07:47:23 is 34193443.21809639 s in the future
+tar: ./usr/share/doc/libaudit-common: time stamp 2026-12-01 07:47:23 is 34193443.21798319 s in the future
+tar: ./usr/share/doc/libattr1: time stamp 2026-12-01 07:47:23 is 34193443.21786259 s in the future
+tar: ./usr/share/doc/libacl1: time stamp 2026-12-01 07:47:23 is 34193443.21770531 s in the future
+tar: ./usr/share/doc/init-system-helpers: time stamp 2026-12-01 07:47:23 is 34193443.21756551 s in the future
+tar: ./usr/share/doc/hostname: time stamp 2026-12-01 07:47:23 is 34193443.21746467 s in the future
+tar: ./usr/share/doc/gzip: time stamp 2026-12-01 07:47:23 is 34193443.21723135 s in the future
+tar: ./usr/share/doc/grep: time stamp 2026-12-01 07:47:22 is 34193442.21595231 s in the future
+tar: ./usr/share/doc/gcc-15-base/sanitizer: time stamp 2026-12-03 00:29:38 is 34339978.21583871 s in the future
+tar: ./usr/share/doc/gcc-15-base/itm: time stamp 2026-12-03 00:29:38 is 34339978.21574903 s in the future
+tar: ./usr/share/doc/gcc-15-base/gomp: time stamp 2026-12-03 00:29:38 is 34339978.21475759 s in the future
+tar: ./usr/share/doc/gcc-15-base/gcc: time stamp 2026-12-03 00:29:38 is 34339978.21425683 s in the future
+tar: ./usr/share/doc/gcc-15-base/C++: time stamp 2026-12-03 00:29:39 is 34339979.21227927 s in the future
+tar: ./usr/share/doc/gcc-15-base: time stamp 2026-12-03 00:29:38 is 34339978.21034183 s in the future
+tar: ./usr/share/doc/findutils: time stamp 2026-12-01 07:47:22 is 34193442.20886107 s in the future
+tar: ./usr/share/doc/dpkg/spec: time stamp 2026-12-01 07:47:29 is 34193449.20845567 s in the future
+tar: ./usr/share/doc/dpkg: time stamp 2026-12-01 07:47:29 is 34193449.20708559 s in the future
+tar: ./usr/share/doc/diffutils: time stamp 2026-12-01 07:47:22 is 34193442.20645819 s in the future
+tar: ./usr/share/doc/debianutils: time stamp 2026-12-01 07:47:22 is 34193442.20630827 s in the future
+tar: ./usr/share/doc/debconf: time stamp 2026-12-01 07:47:22 is 34193442.20625671 s in the future
+tar: ./usr/share/doc/dash: time stamp 2026-12-01 07:47:22 is 34193442.20617571 s in the future
+tar: ./usr/share/doc/coreutils: time stamp 2026-12-01 07:47:22 is 34193442.20470103 s in the future
+tar: ./usr/share/doc/bash: time stamp 2026-12-01 07:47:22 is 34193442.20276819 s in the future
+tar: ./usr/share/doc/base-passwd: time stamp 2026-12-01 07:47:22 is 34193442.20251623 s in the future
+tar: ./usr/share/doc/base-files: time stamp 2026-12-01 07:47:22 is 34193442.20233051 s in the future
+tar: ./usr/share/common-licenses: time stamp 2026-12-01 07:47:22 is 34193442.20087399 s in the future
+tar: ./usr/share/base-files: time stamp 2026-12-01 07:47:22 is 34193442.20075727 s in the future
+tar: ./usr/sbin/policy-rc.d: time stamp 2026-12-01 07:47:35 is 34193455.18818323 s in the future
+tar: ./usr/lib/linux/uapi/x86/asm: time stamp 2026-12-01 07:47:34 is 34193454.15882895 s in the future
+tar: ./usr/lib/linux/uapi/x86: time stamp 2026-12-01 07:47:34 is 34193454.15879735 s in the future
+tar: ./usr/lib/linux/uapi/sparc/asm: time stamp 2026-12-01 07:47:34 is 34193454.15724551 s in the future
+tar: ./usr/lib/linux/uapi/sparc: time stamp 2026-12-01 07:47:34 is 34193454.15722071 s in the future
+tar: ./usr/lib/linux/uapi/sh/asm: time stamp 2026-12-01 07:47:34 is 34193454.15617139 s in the future
+tar: ./usr/lib/linux/uapi/sh: time stamp 2026-12-01 07:47:34 is 34193454.15614803 s in the future
+tar: ./usr/lib/linux/uapi/s390/asm: time stamp 2026-12-01 07:47:34 is 34193454.15466835 s in the future
+tar: ./usr/lib/linux/uapi/s390: time stamp 2026-12-01 07:47:34 is 34193454.15464503 s in the future
+tar: ./usr/lib/linux/uapi/riscv/asm/vendor: time stamp 2026-12-01 07:47:34 is 34193454.15338887 s in the future
+tar: ./usr/lib/linux/uapi/riscv/asm: time stamp 2026-12-01 07:47:34 is 34193454.15336779 s in the future
+tar: ./usr/lib/linux/uapi/riscv: time stamp 2026-12-01 07:47:34 is 34193454.15336199 s in the future
+tar: ./usr/lib/linux/uapi/powerpc/asm: time stamp 2026-12-01 07:47:34 is 34193454.15206107 s in the future
+tar: ./usr/lib/linux/uapi/powerpc: time stamp 2026-12-01 07:47:34 is 34193454.15203823 s in the future
+tar: ./usr/lib/linux/uapi/parisc/asm: time stamp 2026-12-01 07:47:34 is 34193454.15105847 s in the future
+tar: ./usr/lib/linux/uapi/parisc: time stamp 2026-12-01 07:47:34 is 34193454.15103715 s in the future
+tar: ./usr/lib/linux/uapi/mips/asm: time stamp 2026-12-01 07:47:34 is 34193454.14969631 s in the future
+tar: ./usr/lib/linux/uapi/mips: time stamp 2026-12-01 07:47:34 is 34193454.14965779 s in the future
+tar: ./usr/lib/linux/uapi/m68k/asm: time stamp 2026-12-01 07:47:34 is 34193454.14894483 s in the future
+tar: ./usr/lib/linux/uapi/m68k: time stamp 2026-12-01 07:47:34 is 34193454.14892547 s in the future
+tar: ./usr/lib/linux/uapi/loongarch/asm: time stamp 2026-12-01 07:47:34 is 34193454.14829959 s in the future
+tar: ./usr/lib/linux/uapi/loongarch: time stamp 2026-12-01 07:47:34 is 34193454.14828299 s in the future
+tar: ./usr/lib/linux/uapi/arm64/asm: time stamp 2026-12-01 07:47:34 is 34193454.14765939 s in the future
+tar: ./usr/lib/linux/uapi/arm64: time stamp 2026-12-01 07:47:34 is 34193454.14764171 s in the future
+tar: ./usr/lib/linux/uapi/arm/asm: time stamp 2026-12-01 07:47:34 is 34193454.14706255 s in the future
+tar: ./usr/lib/linux/uapi/arm: time stamp 2026-12-01 07:47:34 is 34193454.14704579 s in the future
+tar: ./usr/lib/linux/uapi/alpha/asm: time stamp 2026-12-01 07:47:34 is 34193454.14634419 s in the future
+tar: ./usr/lib/linux/uapi/alpha: time stamp 2026-12-01 07:47:34 is 34193454.14632303 s in the future
+tar: ./usr/lib/linux/uapi: time stamp 2026-12-01 07:47:34 is 34193454.14631491 s in the future
+tar: ./usr/lib/linux: time stamp 2026-12-01 07:47:34 is 34193454.14630687 s in the future
+tar: ./usr/lib/gcc/aarch64-linux-gnu/15/include/sanitizer: time stamp 2026-12-03 00:29:39 is 34339979.14602211 s in the future
+tar: ./usr/lib/gcc/aarch64-linux-gnu/15/include: time stamp 2026-12-03 00:29:39 is 34339979.14186439 s in the future
+tar: ./usr/lib/gcc/aarch64-linux-gnu/15/plugin: time stamp 2026-12-03 00:29:39 is 34339979.14058627 s in the future
+tar: ./usr/lib/dpkg/methods/apt: time stamp 2026-12-01 07:47:26 is 34193446.01099511 s in the future
+tar: ./usr/lib/dpkg/methods: time stamp 2026-12-01 07:47:26 is 34193446.01095327 s in the future
+tar: ./usr/lib/dpkg: time stamp 2026-12-01 07:47:26 is 34193446.01094243 s in the future
+tar: ./usr/lib/apt/solvers: time stamp 2026-12-01 07:47:26 is 34193446.00985259 s in the future
+tar: ./usr/lib/apt/methods: time stamp 2026-12-01 07:47:26 is 34193446.00241251 s in the future
+tar: ./usr/lib/mime/packages: time stamp 2026-12-02 18:41:49 is 34319109.00226787 s in the future
+tar: ./usr/lib/lsb/init-functions.d: time stamp 2026-12-01 07:47:24 is 34193444.00218091 s in the future
+tar: ./usr/lib/lsb: time stamp 2026-12-01 07:47:24 is 34193444.00216619 s in the future
+tar: ./usr/lib/init: time stamp 2026-12-01 07:47:24 is 34193444.00210223 s in the future
+tar: ./usr/lib/tmpfiles.d: time stamp 2026-12-01 07:47:39 is 34193459.00204763 s in the future
+tar: ./usr/lib/locale/zu_ZA.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193460.00182467 s in the future
+tar: ./usr/lib/locale/zu_ZA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193460.00161803 s in the future
+tar: ./usr/lib/locale/zh_TW.euctw/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.99467599 s in the future
+tar: ./usr/lib/locale/zh_TW.euctw: time stamp 2026-12-01 07:47:40 is 34193459.99463963 s in the future
+tar: ./usr/lib/locale/zh_TW/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.98957815 s in the future
+tar: ./usr/lib/locale/zh_TW: time stamp 2026-12-01 07:47:40 is 34193459.98952687 s in the future
+tar: ./usr/lib/locale/zh_HK.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.98234563 s in the future
+tar: ./usr/lib/locale/zh_HK/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.97615055 s in the future
+tar: ./usr/lib/locale/zh_HK: time stamp 2026-12-01 07:47:40 is 34193459.97612159 s in the future
+tar: ./usr/lib/locale/zh_CN.gbk/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.95338811 s in the future
+tar: ./usr/lib/locale/zh_CN.gbk: time stamp 2026-12-01 07:47:40 is 34193459.95335231 s in the future
+tar: ./usr/lib/locale/zh_CN.gb18030/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.93709339 s in the future
+tar: ./usr/lib/locale/zh_CN.gb18030: time stamp 2026-12-01 07:47:40 is 34193459.93706343 s in the future
+tar: ./usr/lib/locale/zh_CN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.93302231 s in the future
+tar: ./usr/lib/locale/zh_CN: time stamp 2026-12-01 07:47:40 is 34193459.93298767 s in the future
+tar: ./usr/lib/locale/zgh_MA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.93279871 s in the future
+tar: ./usr/lib/locale/yuw_PG/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.93262279 s in the future
+tar: ./usr/lib/locale/yue_HK/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.93096375 s in the future
+tar: ./usr/lib/locale/yo_NG/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.91698631 s in the future
+tar: ./usr/lib/locale/yi_US.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.90112995 s in the future
+tar: ./usr/lib/locale/yi_US/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.89938971 s in the future
+tar: ./usr/lib/locale/yi_US: time stamp 2026-12-01 07:47:40 is 34193459.89936815 s in the future
+tar: ./usr/lib/locale/xh_ZA.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.89923319 s in the future
+tar: ./usr/lib/locale/xh_ZA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.89910915 s in the future
+tar: ./usr/lib/locale/wo_SN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.89898923 s in the future
+tar: ./usr/lib/locale/wae_CH/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.89871427 s in the future
+tar: ./usr/lib/locale/wa_BE@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.89731975 s in the future
+tar: ./usr/lib/locale/wa_BE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.89540475 s in the future
+tar: ./usr/lib/locale/wa_BE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.89388431 s in the future
+tar: ./usr/lib/locale/vi_VN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.87789583 s in the future
+tar: ./usr/lib/locale/ve_ZA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.87768279 s in the future
+tar: ./usr/lib/locale/uz_UZ@cyrillic/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.87595791 s in the future
+tar: ./usr/lib/locale/uz_UZ.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.86003131 s in the future
+tar: ./usr/lib/locale/uz_UZ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.85821115 s in the future
+tar: ./usr/lib/locale/ur_PK/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.85803515 s in the future
+tar: ./usr/lib/locale/ur_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.85786575 s in the future
+tar: ./usr/lib/locale/unm_US/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.85769851 s in the future
+tar: ./usr/lib/locale/uk_UA.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.84220359 s in the future
+tar: ./usr/lib/locale/uk_UA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.84059019 s in the future
+tar: ./usr/lib/locale/ug_CN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.82661419 s in the future
+tar: ./usr/lib/locale/tt_RU@iqtelif/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.82640579 s in the future
+tar: ./usr/lib/locale/tt_RU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.81266299 s in the future
+tar: ./usr/lib/locale/ts_ZA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.81249859 s in the future
+tar: ./usr/lib/locale/tr_CY.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.79854731 s in the future
+tar: ./usr/lib/locale/tr_CY/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.79830207 s in the future
+tar: ./usr/lib/locale/tpi_PG/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.79813107 s in the future
+tar: ./usr/lib/locale/tok/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.79795075 s in the future
+tar: ./usr/lib/locale/to_TO/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.79778131 s in the future
+tar: ./usr/lib/locale/tn_ZA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.79761623 s in the future
+tar: ./usr/lib/locale/tl_PH/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.79726871 s in the future
+tar: ./usr/lib/locale/tk_TM/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.78134363 s in the future
+tar: ./usr/lib/locale/th_TH.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.76704907 s in the future
+tar: ./usr/lib/locale/th_TH/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.76493903 s in the future
+tar: ./usr/lib/locale/th_TH: time stamp 2026-12-01 07:47:40 is 34193459.76491163 s in the future
+tar: ./usr/lib/locale/tg_TJ.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.75086431 s in the future
+tar: ./usr/lib/locale/tg_TJ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.74924231 s in the future
+tar: ./usr/lib/locale/tg_TJ: time stamp 2026-12-01 07:47:40 is 34193459.74922139 s in the future
+tar: ./usr/lib/locale/te_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.74732771 s in the future
+tar: ./usr/lib/locale/ta_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.74520103 s in the future
+tar: ./usr/lib/locale/szl_PL/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.73131775 s in the future
+tar: ./usr/lib/locale/syr/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.73114883 s in the future
+tar: ./usr/lib/locale/sw_KE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.73088071 s in the future
+tar: ./usr/lib/locale/sv_FI@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.72893283 s in the future
+tar: ./usr/lib/locale/sv_FI.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.71492051 s in the future
+tar: ./usr/lib/locale/sv_FI/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.71467383 s in the future
+tar: ./usr/lib/locale/su_ID/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.71450327 s in the future
+tar: ./usr/lib/locale/ss_ZA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.71388223 s in the future
+tar: ./usr/lib/locale/sr_ME/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.71185891 s in the future
+tar: ./usr/lib/locale/sq_AL.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.69795075 s in the future
+tar: ./usr/lib/locale/sq_AL/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.69774439 s in the future
+tar: ./usr/lib/locale/so_KE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.69735583 s in the future
+tar: ./usr/lib/locale/so_KE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.69721703 s in the future
+tar: ./usr/lib/locale/so_DJ.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.69697859 s in the future
+tar: ./usr/lib/locale/so_DJ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.69684499 s in the future
+tar: ./usr/lib/locale/sm_WS/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.69671947 s in the future
+tar: ./usr/lib/locale/sl_SI.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.68311715 s in the future
+tar: ./usr/lib/locale/sl_SI/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.68294115 s in the future
+tar: ./usr/lib/locale/sk_SK.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.68276071 s in the future
+tar: ./usr/lib/locale/sk_SK/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.68262551 s in the future
+tar: ./usr/lib/locale/si_LK/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.66877683 s in the future
+tar: ./usr/lib/locale/shn_MM/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.65293223 s in the future
+tar: ./usr/lib/locale/sgs_LT/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.65271495 s in the future
+tar: ./usr/lib/locale/se_NO/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.63888499 s in the future
+tar: ./usr/lib/locale/scn_IT/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.63697931 s in the future
+tar: ./usr/lib/locale/sc_IT/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.63683743 s in the future
+tar: ./usr/lib/locale/sat_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.63670063 s in the future
+tar: ./usr/lib/locale/sah_RU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.62279423 s in the future
+tar: ./usr/lib/locale/sa_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.62261623 s in the future
+tar: ./usr/lib/locale/rw_RW/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.62247327 s in the future
+tar: ./usr/lib/locale/ru_UA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.62080379 s in the future
+tar: ./usr/lib/locale/ru_UA: time stamp 2026-12-01 07:47:40 is 34193459.62078171 s in the future
+tar: ./usr/lib/locale/ru_RU.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.62064487 s in the future
+tar: ./usr/lib/locale/ru_RU.koi8r/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.61900815 s in the future
+tar: ./usr/lib/locale/ru_RU.koi8r: time stamp 2026-12-01 07:47:40 is 34193459.61898979 s in the future
+tar: ./usr/lib/locale/ru_RU.cp1251/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.61879667 s in the future
+tar: ./usr/lib/locale/ru_RU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.61865803 s in the future
+tar: ./usr/lib/locale/ro_RO.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.60276759 s in the future
+tar: ./usr/lib/locale/ro_RO/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.60111759 s in the future
+tar: ./usr/lib/locale/rif_MA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.60093635 s in the future
+tar: ./usr/lib/locale/quz_PE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.60068331 s in the future
+tar: ./usr/lib/locale/pt_PT@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.60054611 s in the future
+tar: ./usr/lib/locale/pt_BR.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.60018987 s in the future
+tar: ./usr/lib/locale/pt_BR/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.60005931 s in the future
+tar: ./usr/lib/locale/ps_AF/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.58462135 s in the future
+tar: ./usr/lib/locale/pl_PL.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.57079815 s in the future
+tar: ./usr/lib/locale/pl_PL/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.57059443 s in the future
+tar: ./usr/lib/locale/pap_AW/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.57025803 s in the future
+tar: ./usr/lib/locale/pa_PK/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.56830807 s in the future
+tar: ./usr/lib/locale/pa_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.56627687 s in the future
+tar: ./usr/lib/locale/os_RU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.55231743 s in the future
+tar: ./usr/lib/locale/or_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.53613463 s in the future
+tar: ./usr/lib/locale/om_KE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.53571011 s in the future
+tar: ./usr/lib/locale/om_ET/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.52177183 s in the future
+tar: ./usr/lib/locale/oc_FR.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.52155835 s in the future
+tar: ./usr/lib/locale/oc_FR/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.52135975 s in the future
+tar: ./usr/lib/locale/nso_ZA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.52117331 s in the future
+tar: ./usr/lib/locale/nl_BE@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.51999995 s in the future
+tar: ./usr/lib/locale/niu_NU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.51918459 s in the future
+tar: ./usr/lib/locale/nhn_MX/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.51900927 s in the future
+tar: ./usr/lib/locale/ne_NP/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.51880287 s in the future
+tar: ./usr/lib/locale/nb_NO.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.50468311 s in the future
+tar: ./usr/lib/locale/nb_NO/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.50444171 s in the future
+tar: ./usr/lib/locale/nan_TW@latin/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.49054967 s in the future
+tar: ./usr/lib/locale/nan_TW/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.49022543 s in the future
+tar: ./usr/lib/locale/my_MM/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.49003911 s in the future
+tar: ./usr/lib/locale/mt_MT.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.47616739 s in the future
+tar: ./usr/lib/locale/mt_MT/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.47449471 s in the future
+tar: ./usr/lib/locale/mt_MT: time stamp 2026-12-01 07:47:40 is 34193459.47446643 s in the future
+tar: ./usr/lib/locale/mr_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.46042907 s in the future
+tar: ./usr/lib/locale/mnw_MM/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.45876391 s in the future
+tar: ./usr/lib/locale/mn_MN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.45677083 s in the future
+tar: ./usr/lib/locale/ml_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.44087339 s in the future
+tar: ./usr/lib/locale/mk_MK.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.44065167 s in the future
+tar: ./usr/lib/locale/mk_MK/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.43903043 s in the future
+tar: ./usr/lib/locale/mk_MK: time stamp 2026-12-01 07:47:40 is 34193459.43900603 s in the future
+tar: ./usr/lib/locale/mi_NZ.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.42498811 s in the future
+tar: ./usr/lib/locale/mi_NZ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.42476659 s in the future
+tar: ./usr/lib/locale/mhr_RU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.42458963 s in the future
+tar: ./usr/lib/locale/mg_MG.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.42442927 s in the future
+tar: ./usr/lib/locale/mg_MG/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.42427271 s in the future
+tar: ./usr/lib/locale/mfe_MU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.42411783 s in the future
+tar: ./usr/lib/locale/mdf_RU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.41048723 s in the future
+tar: ./usr/lib/locale/lzh_TW/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.40989251 s in the future
+tar: ./usr/lib/locale/lv_LV.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.40972607 s in the future
+tar: ./usr/lib/locale/lv_LV/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.40946703 s in the future
+tar: ./usr/lib/locale/ltg_LV.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.39565247 s in the future
+tar: ./usr/lib/locale/lt_LT.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.38168527 s in the future
+tar: ./usr/lib/locale/lt_LT/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.37994431 s in the future
+tar: ./usr/lib/locale/lt_LT: time stamp 2026-12-01 07:47:40 is 34193459.37992323 s in the future
+tar: ./usr/lib/locale/lo_LA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.37973147 s in the future
+tar: ./usr/lib/locale/ln_CD/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.36573815 s in the future
+tar: ./usr/lib/locale/lij_IT/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.36557139 s in the future
+tar: ./usr/lib/locale/li_NL/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.36540839 s in the future
+tar: ./usr/lib/locale/lg_UG.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.36512451 s in the future
+tar: ./usr/lib/locale/lg_UG/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.36358083 s in the future
+tar: ./usr/lib/locale/lg_UG: time stamp 2026-12-01 07:47:40 is 34193459.36356239 s in the future
+tar: ./usr/lib/locale/lb_LU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.36171079 s in the future
+tar: ./usr/lib/locale/ky_KG/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.34764275 s in the future
+tar: ./usr/lib/locale/kw_GB.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.34745191 s in the future
+tar: ./usr/lib/locale/kw_GB/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.34730239 s in the future
+tar: ./usr/lib/locale/kv_RU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.34715087 s in the future
+tar: ./usr/lib/locale/ku_TR.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.33346251 s in the future
+tar: ./usr/lib/locale/ku_TR/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.33243855 s in the future
+tar: ./usr/lib/locale/ku_TR: time stamp 2026-12-01 07:47:40 is 34193459.33241775 s in the future
+tar: ./usr/lib/locale/ks_IN@devanagari/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.33226739 s in the future
+tar: ./usr/lib/locale/ks_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.33211499 s in the future
+tar: ./usr/lib/locale/kok_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.33195615 s in the future
+tar: ./usr/lib/locale/ko_KR.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.32448495 s in the future
+tar: ./usr/lib/locale/ko_KR.euckr/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.31847831 s in the future
+tar: ./usr/lib/locale/ko_KR.euckr: time stamp 2026-12-01 07:47:40 is 34193459.31845219 s in the future
+tar: ./usr/lib/locale/kn_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.31663239 s in the future
+tar: ./usr/lib/locale/km_KH/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.31638955 s in the future
+tar: ./usr/lib/locale/kl_GL.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.31622659 s in the future
+tar: ./usr/lib/locale/kl_GL/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.31608851 s in the future
+tar: ./usr/lib/locale/kk_KZ.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.30233771 s in the future
+tar: ./usr/lib/locale/kk_KZ.rk1048/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.30053391 s in the future
+tar: ./usr/lib/locale/kk_KZ.rk1048: time stamp 2026-12-01 07:47:40 is 34193459.30051131 s in the future
+tar: ./usr/lib/locale/kk_KZ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.29883847 s in the future
+tar: ./usr/lib/locale/kk_KZ: time stamp 2026-12-01 07:47:40 is 34193459.29881791 s in the future
+tar: ./usr/lib/locale/ka_GE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.29853219 s in the future
+tar: ./usr/lib/locale/ka_GE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.29686167 s in the future
+tar: ./usr/lib/locale/ka_GE: time stamp 2026-12-01 07:47:40 is 34193459.29683871 s in the future
+tar: ./usr/lib/locale/ja_JP.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.29026823 s in the future
+tar: ./usr/lib/locale/ja_JP.eucjp/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.28421479 s in the future
+tar: ./usr/lib/locale/ja_JP.eucjp: time stamp 2026-12-01 07:47:40 is 34193459.28418699 s in the future
+tar: ./usr/lib/locale/iu_CA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.28400899 s in the future
+tar: ./usr/lib/locale/it_IT@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.28387279 s in the future
+tar: ./usr/lib/locale/it_IT.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.28372483 s in the future
+tar: ./usr/lib/locale/it_IT/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.28357335 s in the future
+tar: ./usr/lib/locale/it_CH/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.28331747 s in the future
+tar: ./usr/lib/locale/is_IS.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.26955639 s in the future
+tar: ./usr/lib/locale/is_IS/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.26933619 s in the future
+tar: ./usr/lib/locale/ik_CA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.25541687 s in the future
+tar: ./usr/lib/locale/ig_NG/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.24140019 s in the future
+tar: ./usr/lib/locale/id_ID.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.24122675 s in the future
+tar: ./usr/lib/locale/id_ID/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.24107371 s in the future
+tar: ./usr/lib/locale/ia_FR/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.24093971 s in the future
+tar: ./usr/lib/locale/hy_AM.armscii8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.23937991 s in the future
+tar: ./usr/lib/locale/hy_AM.armscii8: time stamp 2026-12-01 07:47:40 is 34193459.23936035 s in the future
+tar: ./usr/lib/locale/hy_AM/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.23920819 s in the future
+tar: ./usr/lib/locale/hu_HU.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.22319275 s in the future
+tar: ./usr/lib/locale/hu_HU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.22142447 s in the future
+tar: ./usr/lib/locale/ht_HT/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.22123535 s in the future
+tar: ./usr/lib/locale/hsb_DE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.20729719 s in the future
+tar: ./usr/lib/locale/hsb_DE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.20550027 s in the future
+tar: ./usr/lib/locale/hne_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.20191011 s in the future
+tar: ./usr/lib/locale/hif_FJ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.20174927 s in the future
+tar: ./usr/lib/locale/he_IL.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.20144151 s in the future
+tar: ./usr/lib/locale/he_IL/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.19993251 s in the future
+tar: ./usr/lib/locale/he_IL: time stamp 2026-12-01 07:47:40 is 34193459.19991247 s in the future
+tar: ./usr/lib/locale/hak_TW/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.19811495 s in the future
+tar: ./usr/lib/locale/ha_NG/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.18394983 s in the future
+tar: ./usr/lib/locale/gv_GB/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.18360663 s in the future
+tar: ./usr/lib/locale/gu_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.18180423 s in the future
+tar: ./usr/lib/locale/gl_ES@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.18145815 s in the future
+tar: ./usr/lib/locale/gl_ES.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.18131307 s in the future
+tar: ./usr/lib/locale/gl_ES/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.18116911 s in the future
+tar: ./usr/lib/locale/gez_ET/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.18087383 s in the future
+tar: ./usr/lib/locale/gd_GB.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.16680199 s in the future
+tar: ./usr/lib/locale/gd_GB/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.16663915 s in the future
+tar: ./usr/lib/locale/gbm_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.16648359 s in the future
+tar: ./usr/lib/locale/ga_IE@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.16633059 s in the future
+tar: ./usr/lib/locale/ga_IE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.16619379 s in the future
+tar: ./usr/lib/locale/ga_IE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.16605327 s in the future
+tar: ./usr/lib/locale/fur_IT/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.15201919 s in the future
+tar: ./usr/lib/locale/fr_FR@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.15143311 s in the future
+tar: ./usr/lib/locale/fr_CH.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.15102127 s in the future
+tar: ./usr/lib/locale/fr_CH/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.15084039 s in the future
+tar: ./usr/lib/locale/fr_CA.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.13697087 s in the future
+tar: ./usr/lib/locale/fr_CA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.13675703 s in the future
+tar: ./usr/lib/locale/fr_BE@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.13661003 s in the future
+tar: ./usr/lib/locale/fr_BE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.13646227 s in the future
+tar: ./usr/lib/locale/fr_BE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.13630411 s in the future
+tar: ./usr/lib/locale/fo_FO.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.13615779 s in the future
+tar: ./usr/lib/locale/fo_FO/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.13601631 s in the future
+tar: ./usr/lib/locale/fil_PH/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.12162327 s in the future
+tar: ./usr/lib/locale/fi_FI@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.12134979 s in the future
+tar: ./usr/lib/locale/fi_FI.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.10189719 s in the future
+tar: ./usr/lib/locale/fi_FI/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.10167243 s in the future
+tar: ./usr/lib/locale/ff_SN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.10150123 s in the future
+tar: ./usr/lib/locale/fa_IR/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.10133251 s in the future
+tar: ./usr/lib/locale/eu_ES@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.10073591 s in the future
+tar: ./usr/lib/locale/eu_ES.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.10058255 s in the future
+tar: ./usr/lib/locale/eu_ES/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.10043367 s in the future
+tar: ./usr/lib/locale/et_EE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.08327883 s in the future
+tar: ./usr/lib/locale/et_EE.iso885915/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.08307675 s in the future
+tar: ./usr/lib/locale/et_EE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.08285799 s in the future
+tar: ./usr/lib/locale/eo/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.06147747 s in the future
+tar: ./usr/lib/locale/en_GB.iso885915/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.05778851 s in the future
+tar: ./usr/lib/locale/en_DK.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.05745327 s in the future
+tar: ./usr/lib/locale/en_DK.iso885915/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.05730031 s in the future
+tar: ./usr/lib/locale/en_DK/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.05714031 s in the future
+tar: ./usr/lib/locale/en_CA.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.04246099 s in the future
+tar: ./usr/lib/locale/en_CA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.04220887 s in the future
+tar: ./usr/lib/locale/en_AU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.04158887 s in the future
+tar: ./usr/lib/locale/en_AG/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.04139175 s in the future
+tar: ./usr/lib/locale/el_CY.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.04075811 s in the future
+tar: ./usr/lib/locale/el_CY/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.03907811 s in the future
+tar: ./usr/lib/locale/el_CY: time stamp 2026-12-01 07:47:40 is 34193459.03905679 s in the future
+tar: ./usr/lib/locale/dz_BT/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.03885351 s in the future
+tar: ./usr/lib/locale/dsb_DE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.02480055 s in the future
+tar: ./usr/lib/locale/doi_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.02455923 s in the future
+tar: ./usr/lib/locale/de_AT@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.02090259 s in the future
+tar: ./usr/lib/locale/de_AT.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.01898243 s in the future
+tar: ./usr/lib/locale/de_AT/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.01724539 s in the future
+tar: ./usr/lib/locale/da_DK.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193459.00131515 s in the future
+tar: ./usr/lib/locale/da_DK/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.99965143 s in the future
+tar: ./usr/lib/locale/cy_GB.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.98537599 s in the future
+tar: ./usr/lib/locale/cy_GB/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.98362611 s in the future
+tar: ./usr/lib/locale/cy_GB: time stamp 2026-12-01 07:47:40 is 34193458.98360803 s in the future
+tar: ./usr/lib/locale/cv_RU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.96950611 s in the future
+tar: ./usr/lib/locale/csb_PL/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.95570831 s in the future
+tar: ./usr/lib/locale/cs_CZ.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.94159127 s in the future
+tar: ./usr/lib/locale/cs_CZ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.94132103 s in the future
+tar: ./usr/lib/locale/crh_UA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.92607671 s in the future
+tar: ./usr/lib/locale/crh_RU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.91208747 s in the future
+tar: ./usr/lib/locale/cmn_TW/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.88292231 s in the future
+tar: ./usr/lib/locale/ckb_IQ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.86867835 s in the future
+tar: ./usr/lib/locale/chr_US/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.86845259 s in the future
+tar: ./usr/lib/locale/ce_RU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.86827047 s in the future
+tar: ./usr/lib/locale/ca_ES/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.86709047 s in the future
+tar: ./usr/lib/locale/byn_ER/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.86659871 s in the future
+tar: ./usr/lib/locale/bs_BA.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.85265307 s in the future
+tar: ./usr/lib/locale/bs_BA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.85100303 s in the future
+tar: ./usr/lib/locale/bs_BA: time stamp 2026-12-01 07:47:40 is 34193458.85097799 s in the future
+tar: ./usr/lib/locale/br_FR@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.85038459 s in the future
+tar: ./usr/lib/locale/br_FR.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.83613399 s in the future
+tar: ./usr/lib/locale/br_FR/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.83584075 s in the future
+tar: ./usr/lib/locale/bo_CN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.82118391 s in the future
+tar: ./usr/lib/locale/bn_BD/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.82061327 s in the future
+tar: ./usr/lib/locale/bi_VU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.82040527 s in the future
+tar: ./usr/lib/locale/bho_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.82006523 s in the future
+tar: ./usr/lib/locale/bhb_IN.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.81989123 s in the future
+tar: ./usr/lib/locale/bg_BG.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.80596495 s in the future
+tar: ./usr/lib/locale/bg_BG/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.80570235 s in the future
+tar: ./usr/lib/locale/ber_MA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.79185979 s in the future
+tar: ./usr/lib/locale/ber_DZ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.77795571 s in the future
+tar: ./usr/lib/locale/bem_ZM/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.77772795 s in the future
+tar: ./usr/lib/locale/be_BY@latin/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.77626219 s in the future
+tar: ./usr/lib/locale/be_BY.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.76206623 s in the future
+tar: ./usr/lib/locale/be_BY/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.76036211 s in the future
+tar: ./usr/lib/locale/be_BY: time stamp 2026-12-01 07:47:40 is 34193458.76033899 s in the future
+tar: ./usr/lib/locale/az_IR/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.74455327 s in the future
+tar: ./usr/lib/locale/az_AZ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.72950683 s in the future
+tar: ./usr/lib/locale/ayc_PE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.72927699 s in the future
+tar: ./usr/lib/locale/ast_ES.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.72910079 s in the future
+tar: ./usr/lib/locale/ast_ES/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.72892215 s in the future
+tar: ./usr/lib/locale/as_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.72710887 s in the future
+tar: ./usr/lib/locale/ar_AE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.72165583 s in the future
+tar: ./usr/lib/locale/ar_AE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.72011399 s in the future
+tar: ./usr/lib/locale/ar_AE: time stamp 2026-12-01 07:47:40 is 34193458.72009199 s in the future
+tar: ./usr/lib/locale/anp_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.71805215 s in the future
+tar: ./usr/lib/locale/an_ES.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.70399275 s in the future
+tar: ./usr/lib/locale/an_ES/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.70229563 s in the future
+tar: ./usr/lib/locale/an_ES: time stamp 2026-12-01 07:47:40 is 34193458.70226367 s in the future
+tar: ./usr/lib/locale/am_ET/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.70201335 s in the future
+tar: ./usr/lib/locale/ak_GH/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.70178395 s in the future
+tar: ./usr/lib/locale/agr_PE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.70157051 s in the future
+tar: ./usr/lib/locale/af_ZA.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.70134283 s in the future
+tar: ./usr/lib/locale/af_ZA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.70111035 s in the future
+tar: ./usr/lib/locale/aa_DJ.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.68294219 s in the future
+tar: ./usr/lib/locale/aa_DJ.utf8: time stamp 2026-12-01 07:47:40 is 34193458.68290015 s in the future
+tar: ./usr/lib/locale/aa_DJ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193458.68134435 s in the future
+tar: ./usr/lib/locale/aa_DJ: time stamp 2026-12-01 07:47:40 is 34193458.68131967 s in the future
+tar: ./usr/lib/locale/C.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:23 is 34193441.67932983 s in the future
+tar: ./usr/lib/locale/C.utf8: time stamp 2026-12-01 07:47:23 is 34193441.67930511 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/libfakeroot: time stamp 2026-12-01 07:47:39 is 34193457.67863519 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/debian-config-data-5.40.1: time stamp 2026-12-01 07:47:34 is 34193452.60701243 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/threads: time stamp 2026-12-01 07:47:34 is 34193452.60098231 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/sys: time stamp 2026-12-01 07:47:34 is 34193452.60069875 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/linux: time stamp 2026-12-01 07:47:34 is 34193452.60057539 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/gnu: time stamp 2026-12-01 07:47:34 is 34193452.60051995 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/bits/types: time stamp 2026-12-01 07:47:34 is 34193452.59921427 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/bits: time stamp 2026-12-01 07:47:34 is 34193452.59916239 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/threads/shared: time stamp 2026-12-01 07:47:34 is 34193452.59854399 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/threads: time stamp 2026-12-01 07:47:34 is 34193452.59852263 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/re: time stamp 2026-12-01 07:47:34 is 34193452.59370627 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/mro: time stamp 2026-12-01 07:47:34 is 34193452.59339827 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/attributes: time stamp 2026-12-01 07:47:34 is 34193452.59310415 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Unicode/Normalize: time stamp 2026-12-01 07:47:34 is 34193452.58999311 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Unicode/Collate: time stamp 2026-12-01 07:47:34 is 34193452.58191759 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Unicode: time stamp 2026-12-01 07:47:34 is 34193452.58189063 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Time/Piece: time stamp 2026-12-01 07:47:34 is 34193452.58163503 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Time/HiRes: time stamp 2026-12-01 07:47:34 is 34193452.58112159 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Time: time stamp 2026-12-01 07:47:33 is 34193451.58110639 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Sys/Syslog: time stamp 2026-12-01 07:47:34 is 34193452.58083963 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Sys/Hostname: time stamp 2026-12-01 07:47:34 is 34193452.58044903 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Sys: time stamp 2026-12-01 07:47:33 is 34193451.58043315 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Storable: time stamp 2026-12-01 07:47:34 is 34193452.57960363 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Socket: time stamp 2026-12-01 07:47:34 is 34193452.57920227 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/SDBM_File: time stamp 2026-12-01 07:47:34 is 34193452.57883295 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/PerlIO/via: time stamp 2026-12-01 07:47:34 is 34193452.57852375 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/PerlIO/mmap: time stamp 2026-12-01 07:47:34 is 34193452.57822199 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/PerlIO/encoding: time stamp 2026-12-01 07:47:34 is 34193452.57766047 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/PerlIO: time stamp 2026-12-01 07:47:33 is 34193451.57764423 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/POSIX: time stamp 2026-12-01 07:47:34 is 34193452.57687531 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Opcode: time stamp 2026-12-01 07:47:34 is 34193452.57656099 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/ODBM_File: time stamp 2026-12-01 07:47:34 is 34193452.57623723 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/NDBM_File: time stamp 2026-12-01 07:47:34 is 34193452.57592695 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Math/BigInt/FastCalc: time stamp 2026-12-01 07:47:34 is 34193452.57561239 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Math/BigInt: time stamp 2026-12-01 07:47:33 is 34193451.57559723 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Math: time stamp 2026-12-01 07:47:33 is 34193451.57559055 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/MIME/Base64: time stamp 2026-12-01 07:47:34 is 34193452.57530887 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/MIME: time stamp 2026-12-01 07:47:33 is 34193451.57529431 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/List/Util: time stamp 2026-12-01 07:47:34 is 34193452.57449455 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/List: time stamp 2026-12-01 07:47:33 is 34193451.57446975 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/IPC/SysV: time stamp 2026-12-01 07:47:34 is 34193452.57429143 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/IPC: time stamp 2026-12-01 07:47:33 is 34193451.57428015 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/IO: time stamp 2026-12-01 07:47:34 is 34193452.57370207 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/I18N/Langinfo: time stamp 2026-12-01 07:47:34 is 34193452.57336747 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/I18N: time stamp 2026-12-01 07:47:33 is 34193451.57332059 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Hash/Util/FieldHash: time stamp 2026-12-01 07:47:34 is 34193452.57273811 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Hash/Util: time stamp 2026-12-01 07:47:34 is 34193452.57266483 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Hash: time stamp 2026-12-01 07:47:33 is 34193451.57262343 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/GDBM_File: time stamp 2026-12-01 07:47:34 is 34193452.57235247 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Filter/Util/Call: time stamp 2026-12-01 07:47:34 is 34193452.57203595 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Filter/Util: time stamp 2026-12-01 07:47:33 is 34193451.57199275 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Filter: time stamp 2026-12-01 07:47:33 is 34193451.57198523 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/File/Glob: time stamp 2026-12-01 07:47:34 is 34193452.57167651 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/File/DosGlob: time stamp 2026-12-01 07:47:34 is 34193452.57125531 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/File: time stamp 2026-12-01 07:47:33 is 34193451.57120303 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Fcntl: time stamp 2026-12-01 07:47:34 is 34193452.57086107 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Encode/Unicode: time stamp 2026-12-01 07:47:34 is 34193452.57020107 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Encode/TW: time stamp 2026-12-01 07:47:34 is 34193452.55972207 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Encode/Symbol: time stamp 2026-12-01 07:47:34 is 34193452.55935559 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Encode/KR: time stamp 2026-12-01 07:47:34 is 34193452.54730007 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Encode/JP: time stamp 2026-12-01 07:47:34 is 34193452.53370687 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Encode/EBCDIC: time stamp 2026-12-01 07:47:34 is 34193452.53340059 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Encode/CN: time stamp 2026-12-01 07:47:34 is 34193452.52259491 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Encode/Byte: time stamp 2026-12-01 07:47:34 is 34193452.52051823 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Encode: time stamp 2026-12-01 07:47:34 is 34193452.52049335 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Digest/SHA: time stamp 2026-12-01 07:47:34 is 34193452.52017131 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Digest/MD5: time stamp 2026-12-01 07:47:34 is 34193452.51985567 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Digest: time stamp 2026-12-01 07:47:33 is 34193451.51984071 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Devel/Peek: time stamp 2026-12-01 07:47:34 is 34193452.51950159 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Devel: time stamp 2026-12-01 07:47:33 is 34193451.51948635 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Data/Dumper: time stamp 2026-12-01 07:47:34 is 34193452.51912899 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Data: time stamp 2026-12-01 07:47:33 is 34193451.51911563 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/DB_File: time stamp 2026-12-01 07:47:34 is 34193452.51871595 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Cwd: time stamp 2026-12-01 07:47:34 is 34193452.51842231 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Compress/Raw/Zlib: time stamp 2026-12-01 07:47:34 is 34193452.51794895 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Compress/Raw/Bzip2: time stamp 2026-12-01 07:47:34 is 34193452.51741983 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Compress/Raw: time stamp 2026-12-01 07:47:33 is 34193451.51740307 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/Compress: time stamp 2026-12-01 07:47:33 is 34193451.51739707 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto/B: time stamp 2026-12-01 07:47:34 is 34193452.51666595 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/auto: time stamp 2026-12-01 07:47:34 is 34193452.51663919 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/asm-generic: time stamp 2026-12-01 07:47:34 is 34193452.51640479 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/asm: time stamp 2026-12-01 07:47:34 is 34193452.51620191 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Unicode/Collate: time stamp 2026-12-01 07:47:34 is 34193452.51563107 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Unicode: time stamp 2026-12-01 07:47:34 is 34193452.51561379 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Time: time stamp 2026-12-01 07:47:34 is 34193452.51539639 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Sys: time stamp 2026-12-01 07:47:34 is 34193452.51470015 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Sub: time stamp 2026-12-01 07:47:34 is 34193452.51460903 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Scalar: time stamp 2026-12-01 07:47:34 is 34193452.51455399 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/PerlIO: time stamp 2026-12-01 07:47:34 is 34193452.51448675 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Math/BigInt: time stamp 2026-12-01 07:47:34 is 34193452.51442819 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Math: time stamp 2026-12-01 07:47:33 is 34193451.51441859 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/MIME: time stamp 2026-12-01 07:47:34 is 34193452.51436627 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/List/Util: time stamp 2026-12-01 07:47:34 is 34193452.51426503 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/List: time stamp 2026-12-01 07:47:34 is 34193452.51425467 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/IPC: time stamp 2026-12-01 07:47:34 is 34193452.51417519 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/IO/Socket: time stamp 2026-12-01 07:47:34 is 34193452.51361351 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/IO: time stamp 2026-12-01 07:47:34 is 34193452.51359879 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/I18N: time stamp 2026-12-01 07:47:34 is 34193452.51353975 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Hash/Util: time stamp 2026-12-01 07:47:34 is 34193452.51321775 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Hash: time stamp 2026-12-01 07:47:34 is 34193452.51320387 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Filter/Util: time stamp 2026-12-01 07:47:34 is 34193452.51313987 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Filter: time stamp 2026-12-01 07:47:33 is 34193451.51312983 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/File/Spec: time stamp 2026-12-01 07:47:34 is 34193452.51242403 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/File: time stamp 2026-12-01 07:47:34 is 34193452.51240839 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Encode/Unicode: time stamp 2026-12-01 07:47:34 is 34193452.51186855 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Encode/MIME/Header: time stamp 2026-12-01 07:47:34 is 34193452.51171083 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Encode/MIME: time stamp 2026-12-01 07:47:34 is 34193452.51169779 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Encode/KR: time stamp 2026-12-01 07:47:34 is 34193452.51166343 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Encode/JP: time stamp 2026-12-01 07:47:34 is 34193452.51160771 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Encode/CN: time stamp 2026-12-01 07:47:34 is 34193452.51154163 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Encode: time stamp 2026-12-01 07:47:34 is 34193452.51153263 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Digest: time stamp 2026-12-01 07:47:34 is 34193452.51146407 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Devel: time stamp 2026-12-01 07:47:34 is 34193452.50785411 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Data: time stamp 2026-12-01 07:47:34 is 34193452.50744823 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Compress/Raw: time stamp 2026-12-01 07:47:34 is 34193452.50709275 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/Compress: time stamp 2026-12-01 07:47:33 is 34193451.50707499 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/CORE: time stamp 2026-12-01 07:47:34 is 34193452.46910727 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1/B: time stamp 2026-12-01 07:47:34 is 34193452.46850479 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/5.40.1: time stamp 2026-12-01 07:47:34 is 34193452.46848999 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/pkgconfig: time stamp 2026-12-01 07:47:32 is 34193450.41791503 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/audit: time stamp 2026-12-01 07:47:32 is 34193450.37649655 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/ldscripts: time stamp 2026-12-01 07:47:27 is 34193445.32456367 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/bfd-plugins: time stamp 2026-12-01 07:47:27 is 34193445.32425659 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/gprofng: time stamp 2026-12-01 07:47:33 is 34193451.32066387 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/warnings: time stamp 2026-12-01 07:47:24 is 34193442.17762775 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/XIDS: time stamp 2026-12-01 07:47:24 is 34193442.17750043 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/XIDC: time stamp 2026-12-01 07:47:24 is 34193442.17745179 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/WB: time stamp 2026-12-01 07:47:24 is 34193442.17683087 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Vo: time stamp 2026-12-01 07:47:24 is 34193442.17671847 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/VS: time stamp 2026-12-01 07:47:24 is 34193442.17667923 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Upper: time stamp 2026-12-01 07:47:24 is 34193442.17664211 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/UIdeo: time stamp 2026-12-01 07:47:24 is 34193442.17661199 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Term: time stamp 2026-12-01 07:47:24 is 34193442.17658191 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Scx: time stamp 2026-12-01 07:47:24 is 34193442.17507007 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Sc: time stamp 2026-12-01 07:47:24 is 34193442.17462131 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/STerm: time stamp 2026-12-01 07:47:24 is 34193442.17454427 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/SD: time stamp 2026-12-01 07:47:24 is 34193442.17450399 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/SB: time stamp 2026-12-01 07:47:24 is 34193442.17398923 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/QMark: time stamp 2026-12-01 07:47:24 is 34193442.17389395 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Perl: time stamp 2026-12-01 07:47:24 is 34193442.17354351 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/PatSyn: time stamp 2026-12-01 07:47:24 is 34193442.17346715 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/PCM: time stamp 2026-12-01 07:47:24 is 34193442.17343123 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Nv: time stamp 2026-12-01 07:47:24 is 34193442.17272187 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Nt: time stamp 2026-12-01 07:47:24 is 34193442.17263307 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/NFKDQC: time stamp 2026-12-01 07:47:24 is 34193442.17257971 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/NFKCQC: time stamp 2026-12-01 07:47:24 is 34193442.17253227 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/NFDQC: time stamp 2026-12-01 07:47:24 is 34193442.17249023 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/NFCQC: time stamp 2026-12-01 07:47:24 is 34193442.17244775 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Math: time stamp 2026-12-01 07:47:24 is 34193442.17241483 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Lower: time stamp 2026-12-01 07:47:24 is 34193442.17238083 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Lb: time stamp 2026-12-01 07:47:24 is 34193442.17212003 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Jt: time stamp 2026-12-01 07:47:24 is 34193442.17201563 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Jg: time stamp 2026-12-01 07:47:24 is 34193442.17178763 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/InSC: time stamp 2026-12-01 07:47:24 is 34193442.17148851 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/InPC: time stamp 2026-12-01 07:47:24 is 34193442.17130475 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/In: time stamp 2026-12-01 07:47:24 is 34193442.17044239 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Ideo: time stamp 2026-12-01 07:47:24 is 34193442.16983435 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/IdType: time stamp 2026-12-01 07:47:24 is 34193442.16947347 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/IdStatus: time stamp 2026-12-01 07:47:24 is 34193442.16906539 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/IDS: time stamp 2026-12-01 07:47:24 is 34193442.16878191 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/IDC: time stamp 2026-12-01 07:47:24 is 34193442.16873095 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Hyphen: time stamp 2026-12-01 07:47:24 is 34193442.16869687 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Hst: time stamp 2026-12-01 07:47:24 is 34193442.16866803 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Hex: time stamp 2026-12-01 07:47:24 is 34193442.16862831 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/GrExt: time stamp 2026-12-01 07:47:24 is 34193442.16856227 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/GrBase: time stamp 2026-12-01 07:47:24 is 34193442.16851303 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Gc: time stamp 2026-12-01 07:47:24 is 34193442.16761023 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/GCB: time stamp 2026-12-01 07:47:24 is 34193442.16717995 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/ExtPict: time stamp 2026-12-01 07:47:24 is 34193442.16712891 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Ext: time stamp 2026-12-01 07:47:24 is 34193442.16709035 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Emoji: time stamp 2026-12-01 07:47:24 is 34193442.16706115 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Ea: time stamp 2026-12-01 07:47:24 is 34193442.16698483 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/EPres: time stamp 2026-12-01 07:47:24 is 34193442.16695255 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/EComp: time stamp 2026-12-01 07:47:24 is 34193442.16692299 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/EBase: time stamp 2026-12-01 07:47:24 is 34193442.16685919 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Dt: time stamp 2026-12-01 07:47:24 is 34193442.16635751 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Dia: time stamp 2026-12-01 07:47:24 is 34193442.16629835 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Dep: time stamp 2026-12-01 07:47:24 is 34193442.16625495 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Dash: time stamp 2026-12-01 07:47:24 is 34193442.16620555 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/DI: time stamp 2026-12-01 07:47:24 is 34193442.16617631 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/CompEx: time stamp 2026-12-01 07:47:24 is 34193442.16614891 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Ccc: time stamp 2026-12-01 07:47:24 is 34193442.16600771 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Cased: time stamp 2026-12-01 07:47:24 is 34193442.16597055 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/CWU: time stamp 2026-12-01 07:47:24 is 34193442.16593735 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/CWT: time stamp 2026-12-01 07:47:24 is 34193442.16589535 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/CWL: time stamp 2026-12-01 07:47:24 is 34193442.16585883 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/CWKCF: time stamp 2026-12-01 07:47:24 is 34193442.16582391 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/CWCM: time stamp 2026-12-01 07:47:24 is 34193442.16579555 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/CWCF: time stamp 2026-12-01 07:47:24 is 34193442.16575959 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/CI: time stamp 2026-12-01 07:47:24 is 34193442.16572539 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/CE: time stamp 2026-12-01 07:47:24 is 34193442.16569651 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Bpt: time stamp 2026-12-01 07:47:24 is 34193442.16564443 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Blk: time stamp 2026-12-01 07:47:24 is 34193442.16561603 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/BidiM: time stamp 2026-12-01 07:47:24 is 34193442.16558375 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/BidiC: time stamp 2026-12-01 07:47:24 is 34193442.16554283 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Bc: time stamp 2026-12-01 07:47:24 is 34193442.16534847 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Alpha: time stamp 2026-12-01 07:47:24 is 34193442.16529863 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/lib/Age: time stamp 2026-12-01 07:47:24 is 34193442.16503695 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/unicore/To: time stamp 2026-12-01 07:47:24 is 34193442.15957315 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/auto/re: time stamp 2026-12-01 07:47:24 is 34193442.15473603 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/auto/attributes: time stamp 2026-12-01 07:47:24 is 34193442.15441483 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/auto/Socket: time stamp 2026-12-01 07:47:24 is 34193442.15404939 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/auto/POSIX: time stamp 2026-12-01 07:47:24 is 34193442.15309719 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/auto/List/Util: time stamp 2026-12-01 07:47:24 is 34193442.15262371 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/auto/IO: time stamp 2026-12-01 07:47:24 is 34193442.15232775 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/auto/Hash/Util: time stamp 2026-12-01 07:47:24 is 34193442.15182895 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/auto/File/Glob: time stamp 2026-12-01 07:47:24 is 34193442.15150899 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/auto/Fcntl: time stamp 2026-12-01 07:47:24 is 34193442.15118123 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/auto/Cwd: time stamp 2026-12-01 07:47:24 is 34193442.15084035 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/Tie: time stamp 2026-12-01 07:47:24 is 34193442.15076315 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/Text: time stamp 2026-12-01 07:47:24 is 34193442.15068875 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/Scalar: time stamp 2026-12-01 07:47:24 is 34193442.15064391 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/List: time stamp 2026-12-01 07:47:24 is 34193442.15061059 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/IPC: time stamp 2026-12-01 07:47:24 is 34193442.15056003 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/IO/Socket: time stamp 2026-12-01 07:47:24 is 34193442.15027611 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/IO: time stamp 2026-12-01 07:47:24 is 34193442.15026291 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/Hash: time stamp 2026-12-01 07:47:24 is 34193442.15020155 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/Getopt/Long: time stamp 2026-12-01 07:47:24 is 34193442.15005643 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/Getopt: time stamp 2026-12-01 07:47:24 is 34193442.15004231 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/File/Spec: time stamp 2026-12-01 07:47:24 is 34193442.14907391 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/File: time stamp 2026-12-01 07:47:24 is 34193442.14905087 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/Exporter: time stamp 2026-12-01 07:47:24 is 34193442.14897207 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base/Carp: time stamp 2026-12-01 07:47:24 is 34193442.14892211 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl-base: time stamp 2026-12-01 07:47:24 is 34193442.14891179 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/ossl-modules: time stamp 2026-12-01 07:47:24 is 34193442.14821223 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/engines-3: time stamp 2026-12-01 07:47:24 is 34193442.14748467 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/security: time stamp 2026-12-01 07:47:24 is 34193442.13260727 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/gconv/gconv-modules.d: time stamp 2026-12-01 07:47:23 is 34193441.02502259 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/gconv: time stamp 2026-12-01 07:47:23 is 34193441.02493919 s in the future
+tar: ./usr/lib/systemd/system: time stamp 2026-12-02 18:41:49 is 34319106.75546831 s in the future
+tar: ./usr/include/rpcsvc: time stamp 2026-12-01 07:47:35 is 34193452.75488667 s in the future
+tar: ./usr/include/xen: time stamp 2026-12-01 07:47:34 is 34193451.75473867 s in the future
+tar: ./usr/include/video: time stamp 2026-12-01 07:47:34 is 34193451.75279835 s in the future
+tar: ./usr/include/sound/sof: time stamp 2026-12-01 07:47:34 is 34193451.75116271 s in the future
+tar: ./usr/include/sound/intel/avs: time stamp 2026-12-01 07:47:34 is 34193451.75109327 s in the future
+tar: ./usr/include/sound/intel: time stamp 2026-12-01 07:47:34 is 34193451.75108299 s in the future
+tar: ./usr/include/sound: time stamp 2026-12-01 07:47:34 is 34193451.75107795 s in the future
+tar: ./usr/include/regulator: time stamp 2026-12-01 07:47:34 is 34193451.74924203 s in the future
+tar: ./usr/include/rdma/hfi: time stamp 2026-12-01 07:47:34 is 34193451.74843155 s in the future
+tar: ./usr/include/rdma: time stamp 2026-12-01 07:47:34 is 34193451.74841123 s in the future
+tar: ./usr/include/mtd: time stamp 2026-12-01 07:47:34 is 34193451.74631339 s in the future
+tar: ./usr/include/misc/uacce: time stamp 2026-12-01 07:47:34 is 34193451.74614807 s in the future
+tar: ./usr/include/misc: time stamp 2026-12-01 07:47:34 is 34193451.74613523 s in the future
+tar: ./usr/include/linux/usb: time stamp 2026-12-01 07:47:34 is 34193451.71030559 s in the future
+tar: ./usr/include/linux/tc_ematch: time stamp 2026-12-01 07:47:34 is 34193451.71015459 s in the future
+tar: ./usr/include/linux/tc_act: time stamp 2026-12-01 07:47:34 is 34193451.70993439 s in the future
+tar: ./usr/include/linux/surface_aggregator: time stamp 2026-12-01 07:47:34 is 34193451.70986831 s in the future
+tar: ./usr/include/linux/sunrpc: time stamp 2026-12-01 07:47:34 is 34193451.70983027 s in the future
+tar: ./usr/include/linux/spi: time stamp 2026-12-01 07:47:34 is 34193451.70977127 s in the future
+tar: ./usr/include/linux/sched: time stamp 2026-12-01 07:47:34 is 34193451.70973347 s in the future
+tar: ./usr/include/linux/raid: time stamp 2026-12-01 07:47:34 is 34193451.70967099 s in the future
+tar: ./usr/include/linux/nfsd: time stamp 2026-12-01 07:47:34 is 34193451.70960283 s in the future
+tar: ./usr/include/linux/netfilter_ipv6: time stamp 2026-12-01 07:47:34 is 34193451.70943183 s in the future
+tar: ./usr/include/linux/netfilter_ipv4: time stamp 2026-12-01 07:47:34 is 34193451.70929871 s in the future
+tar: ./usr/include/linux/netfilter_bridge: time stamp 2026-12-01 07:47:34 is 34193451.70907903 s in the future
+tar: ./usr/include/linux/netfilter_arp: time stamp 2026-12-01 07:47:34 is 34193451.70902487 s in the future
+tar: ./usr/include/linux/netfilter/ipset: time stamp 2026-12-01 07:47:34 is 34193451.70778655 s in the future
+tar: ./usr/include/linux/netfilter: time stamp 2026-12-01 07:47:34 is 34193451.70776667 s in the future
+tar: ./usr/include/linux/mmc: time stamp 2026-12-01 07:47:34 is 34193451.70772783 s in the future
+tar: ./usr/include/linux/misc: time stamp 2026-12-01 07:47:34 is 34193451.70769263 s in the future
+tar: ./usr/include/linux/media/raspberrypi: time stamp 2026-12-01 07:47:34 is 34193451.70748951 s in the future
+tar: ./usr/include/linux/media/amlogic: time stamp 2026-12-01 07:47:34 is 34193451.70743051 s in the future
+tar: ./usr/include/linux/media: time stamp 2026-12-01 07:47:34 is 34193451.70742119 s in the future
+tar: ./usr/include/linux/isdn: time stamp 2026-12-01 07:47:34 is 34193451.70730563 s in the future
+tar: ./usr/include/linux/iio: time stamp 2026-12-01 07:47:34 is 34193451.70724283 s in the future
+tar: ./usr/include/linux/hsi: time stamp 2026-12-01 07:47:34 is 34193451.70719947 s in the future
+tar: ./usr/include/linux/hdlc: time stamp 2026-12-01 07:47:34 is 34193451.70716323 s in the future
+tar: ./usr/include/linux/genwqe: time stamp 2026-12-01 07:47:34 is 34193451.70711795 s in the future
+tar: ./usr/include/linux/dvb: time stamp 2026-12-01 07:47:34 is 34193451.70671747 s in the future
+tar: ./usr/include/linux/counter: time stamp 2026-12-01 07:47:34 is 34193451.70666183 s in the future
+tar: ./usr/include/linux/cifs: time stamp 2026-12-01 07:47:34 is 34193451.70661271 s in the future
+tar: ./usr/include/linux/can: time stamp 2026-12-01 07:47:34 is 34193451.70646135 s in the future
+tar: ./usr/include/linux/caif: time stamp 2026-12-01 07:47:34 is 34193451.70640371 s in the future
+tar: ./usr/include/linux/byteorder: time stamp 2026-12-01 07:47:34 is 34193451.70635543 s in the future
+tar: ./usr/include/linux/android: time stamp 2026-12-01 07:47:34 is 34193451.70629587 s in the future
+tar: ./usr/include/linux: time stamp 2026-12-01 07:47:34 is 34193451.70628735 s in the future
+tar: ./usr/include/fwctl: time stamp 2026-12-01 07:47:34 is 34193451.70497467 s in the future
+tar: ./usr/include/drm: time stamp 2026-12-01 07:47:34 is 34193451.70008395 s in the future
+tar: ./usr/include/cxl: time stamp 2026-12-01 07:47:34 is 34193451.69996039 s in the future
+tar: ./usr/include/asm-generic: time stamp 2026-12-01 07:47:34 is 34193451.69935347 s in the future
+tar: ./usr/include/c++/15/tr2: time stamp 2026-12-03 00:29:39 is 34339976.69771963 s in the future
+tar: ./usr/include/c++/15/tr1: time stamp 2026-12-03 00:29:39 is 34339976.69419399 s in the future
+tar: ./usr/include/c++/15/pstl: time stamp 2026-12-03 00:29:39 is 34339976.69205099 s in the future
+tar: ./usr/include/c++/15/parallel: time stamp 2026-12-03 00:29:39 is 34339976.68965767 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/unordered_iterator: time stamp 2026-12-03 00:29:39 is 34339976.68944299 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/trie_policy: time stamp 2026-12-03 00:29:39 is 34339976.68931511 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/tree_policy: time stamp 2026-12-03 00:29:39 is 34339976.68925219 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/thin_heap_: time stamp 2026-12-03 00:29:39 is 34339976.68912951 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/splay_tree_: time stamp 2026-12-03 00:29:39 is 34339976.68895863 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/resize_policy: time stamp 2026-12-03 00:29:39 is 34339976.68879559 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/rc_binomial_heap_: time stamp 2026-12-03 00:29:39 is 34339976.68866767 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/rb_tree_map_: time stamp 2026-12-03 00:29:39 is 34339976.68841607 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/pat_trie_: time stamp 2026-12-03 00:29:39 is 34339976.68782599 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/pairing_heap_: time stamp 2026-12-03 00:29:39 is 34339976.68765115 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/ov_tree_map_: time stamp 2026-12-03 00:29:39 is 34339976.68746595 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/list_update_policy: time stamp 2026-12-03 00:29:39 is 34339976.68740939 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/list_update_map_: time stamp 2026-12-03 00:29:39 is 34339976.68726671 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/left_child_next_sibling_heap_: time stamp 2026-12-03 00:29:39 is 34339976.68708671 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/hash_fn: time stamp 2026-12-03 00:29:39 is 34339976.68684495 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/gp_hash_table_map_: time stamp 2026-12-03 00:29:39 is 34339976.68645943 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/eq_fn: time stamp 2026-12-03 00:29:39 is 34339976.68637395 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/cc_hash_table_map_: time stamp 2026-12-03 00:29:39 is 34339976.68599879 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/branch_policy: time stamp 2026-12-03 00:29:39 is 34339976.68590199 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/binomial_heap_base_: time stamp 2026-12-03 00:29:39 is 34339976.68577707 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/binomial_heap_: time stamp 2026-12-03 00:29:39 is 34339976.68570591 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/binary_heap_: time stamp 2026-12-03 00:29:39 is 34339976.68542287 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail/bin_search_tree_: time stamp 2026-12-03 00:29:39 is 34339976.68509147 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds/detail: time stamp 2026-12-03 00:29:39 is 34339976.68489027 s in the future
+tar: ./usr/include/c++/15/ext/pb_ds: time stamp 2026-12-03 00:29:39 is 34339976.68451671 s in the future
+tar: ./usr/include/c++/15/ext: time stamp 2026-12-03 00:29:39 is 34339976.68048255 s in the future
+tar: ./usr/include/c++/15/experimental/bits: time stamp 2026-12-03 00:29:39 is 34339976.67592599 s in the future
+tar: ./usr/include/c++/15/experimental: time stamp 2026-12-03 00:29:39 is 34339976.67356979 s in the future
+tar: ./usr/include/c++/15/decimal: time stamp 2026-12-03 00:29:39 is 34339976.67337779 s in the future
+tar: ./usr/include/c++/15/debug: time stamp 2026-12-03 00:29:39 is 34339976.67110911 s in the future
+tar: ./usr/include/c++/15/bits: time stamp 2026-12-03 00:29:39 is 34339976.64747919 s in the future
+tar: ./usr/include/c++/15/backward: time stamp 2026-12-03 00:29:39 is 34339976.64703859 s in the future
+tar: ./usr/include/c++/15: time stamp 2026-12-03 00:29:39 is 34339976.63518535 s in the future
+tar: ./usr/include/c++: time stamp 2026-12-01 07:47:34 is 34193451.63515423 s in the future
+tar: ./usr/include/scsi/fc: time stamp 2026-12-01 07:47:34 is 34193451.62838419 s in the future
+tar: ./usr/include/scsi: time stamp 2026-12-01 07:47:34 is 34193451.62831531 s in the future
+tar: ./usr/include/rpc: time stamp 2026-12-01 07:47:32 is 34193449.62823735 s in the future
+tar: ./usr/include/protocols: time stamp 2026-12-01 07:47:32 is 34193449.62815891 s in the future
+tar: ./usr/include/nfs: time stamp 2026-12-01 07:47:32 is 34193449.62812239 s in the future
+tar: ./usr/include/netrose: time stamp 2026-12-01 07:47:32 is 34193449.62809027 s in the future
+tar: ./usr/include/netrom: time stamp 2026-12-01 07:47:32 is 34193449.62804803 s in the future
+tar: ./usr/include/netpacket: time stamp 2026-12-01 07:47:32 is 34193449.62800927 s in the future
+tar: ./usr/include/netiucv: time stamp 2026-12-01 07:47:32 is 34193449.62798115 s in the future
+tar: ./usr/include/netipx: time stamp 2026-12-01 07:47:32 is 34193449.62794823 s in the future
+tar: ./usr/include/netinet: time stamp 2026-12-01 07:47:32 is 34193449.62754735 s in the future
+tar: ./usr/include/neteconet: time stamp 2026-12-01 07:47:32 is 34193449.62748115 s in the future
+tar: ./usr/include/netax25: time stamp 2026-12-01 07:47:32 is 34193449.62743783 s in the future
+tar: ./usr/include/netatalk: time stamp 2026-12-01 07:47:32 is 34193449.62740391 s in the future
+tar: ./usr/include/netash: time stamp 2026-12-01 07:47:32 is 34193449.62737251 s in the future
+tar: ./usr/include/net: time stamp 2026-12-01 07:47:32 is 34193449.62722703 s in the future
+tar: ./usr/include/finclude/aarch64-linux-gnu: time stamp 2026-12-01 07:47:32 is 34193449.62717195 s in the future
+tar: ./usr/include/finclude: time stamp 2026-12-01 07:47:32 is 34193449.62716283 s in the future
+tar: ./usr/include/arpa: time stamp 2026-12-01 07:47:32 is 34193449.62705235 s in the future
+tar: ./usr/include/aarch64-linux-gnu/c++/15/ext: time stamp 2026-12-03 00:29:39 is 34339976.62647767 s in the future
+tar: ./usr/include/aarch64-linux-gnu/c++/15/bits: time stamp 2026-12-03 00:29:39 is 34339976.62564503 s in the future
+tar: ./usr/include/aarch64-linux-gnu/c++/15: time stamp 2026-12-01 07:47:34 is 34193451.62562495 s in the future
+tar: ./usr/include/aarch64-linux-gnu/c++: time stamp 2026-12-01 07:47:34 is 34193451.62561867 s in the future
+tar: ./usr/include/aarch64-linux-gnu/sys: time stamp 2026-12-01 07:47:32 is 34193449.62391579 s in the future
+tar: ./usr/include/aarch64-linux-gnu/gnu: time stamp 2026-12-01 07:47:32 is 34193449.62379339 s in the future
+tar: ./usr/include/aarch64-linux-gnu/bits/types: time stamp 2026-12-01 07:47:32 is 34193449.61987719 s in the future
+tar: ./usr/include/aarch64-linux-gnu/bits: time stamp 2026-12-01 07:47:32 is 34193449.61984699 s in the future
+tar: ./var/mail: time stamp 2026-12-01 07:47:21 is 34193438.07807611 s in the future
+tar: ./var/opt: time stamp 2026-12-01 07:47:21 is 34193438.07801751 s in the future
+tar: ./var/log/bootstrap.log: time stamp 2026-12-01 07:47:35 is 34193452.07790611 s in the future
+tar: ./var/log/apt/history.log: time stamp 2026-12-03 00:29:40 is 34339977.07785051 s in the future
+tar: ./var/log/apt/term.log: time stamp 2026-12-03 00:29:40 is 34339977.07774231 s in the future
+tar: ./var/log/apt/eipp.log.xz: time stamp 2026-12-03 00:29:37 is 34339974.07769411 s in the future
+tar: ./var/log/apt: time stamp 2026-12-03 00:29:37 is 34339974.07768131 s in the future
+tar: ./var/log/alternatives.log: time stamp 2026-12-02 18:41:49 is 34319106.07765967 s in the future
+tar: ./var/log/lastlog: time stamp 2026-12-01 07:47:21 is 34193438.07763859 s in the future
+tar: ./var/log/btmp: time stamp 2026-12-01 07:47:21 is 34193438.07762755 s in the future
+tar: ./var/log/wtmp: time stamp 2026-12-01 07:47:21 is 34193438.07761827 s in the future
+tar: ./var/log/dpkg.log: time stamp 2026-12-03 00:29:40 is 34339977.07737667 s in the future
+tar: ./var/log: time stamp 2026-12-01 07:47:35 is 34193452.07735571 s in the future
+tar: ./var/cache/ldconfig/aux-cache: time stamp 2026-12-03 00:29:40 is 34339977.07720415 s in the future
+tar: ./var/cache/ldconfig: time stamp 2026-12-03 00:29:40 is 34339977.07718967 s in the future
+tar: ./var/cache/debconf/tmp.ci: time stamp 2026-12-01 07:47:38 is 34193455.07715579 s in the future
+tar: ./var/cache/debconf/passwords.dat: time stamp 2026-12-01 07:47:21 is 34193438.07714255 s in the future
+tar: ./var/cache/debconf/config.dat-old: time stamp 2026-12-01 07:47:35 is 34193452.07712719 s in the future
+tar: ./var/cache/debconf/config.dat: time stamp 2026-12-01 07:48:05 is 34193482.07711227 s in the future
+tar: ./var/cache/debconf/templates.dat-old: time stamp 2026-12-01 07:47:35 is 34193452.07439143 s in the future
+tar: ./var/cache/debconf/templates.dat: time stamp 2026-12-01 07:48:05 is 34193482.07149919 s in the future
+tar: ./var/cache/debconf: time stamp 2026-12-01 07:48:05 is 34193482.07145963 s in the future
+tar: ./var/cache/apt/archives/lock: time stamp 2026-12-01 07:47:37 is 34193454.07132519 s in the future
+tar: ./var/cache/apt/archives/partial: time stamp 2026-12-03 00:29:37 is 34339974.07125543 s in the future
+tar: ./var/cache/apt/archives: time stamp 2026-12-03 00:29:42 is 34339979.07124523 s in the future
+tar: ./var/cache: time stamp 2026-12-01 07:47:39 is 34193456.07123643 s in the future
+tar: ./var/lib/shells.state: time stamp 2026-12-01 07:47:25 is 34193442.07118979 s in the future
+tar: ./var/lib/pam/session-noninteractive: time stamp 2026-12-01 07:47:26 is 34193443.07115239 s in the future
+tar: ./var/lib/pam/session: time stamp 2026-12-01 07:47:26 is 34193443.07113479 s in the future
+tar: ./var/lib/pam/password: time stamp 2026-12-01 07:47:26 is 34193443.07111995 s in the future
+tar: ./var/lib/pam/account: time stamp 2026-12-01 07:47:26 is 34193443.07110023 s in the future
+tar: ./var/lib/pam/auth: time stamp 2026-12-01 07:47:26 is 34193443.07108575 s in the future
+tar: ./var/lib/pam/seen: time stamp 2026-12-01 07:47:26 is 34193443.07107215 s in the future
+tar: ./var/lib/pam: time stamp 2026-12-01 07:47:26 is 34193443.07106319 s in the future
+tar: ./var/lib/systemd/deb-systemd-helper-enabled/apt-daily.timer.dsh-also: time stamp 2026-12-01 07:47:35 is 34193452.07102003 s in the future
+tar: ./var/lib/systemd/deb-systemd-helper-enabled/apt-daily-upgrade.timer.dsh-also: time stamp 2026-12-01 07:47:35 is 34193452.07100195 s in the future
+tar: ./var/lib/systemd/deb-systemd-helper-enabled/dpkg-db-backup.timer.dsh-also: time stamp 2026-12-01 07:47:26 is 34193443.07097923 s in the future
+tar: ./var/lib/systemd/deb-systemd-helper-enabled/timers.target.wants/apt-daily.timer: time stamp 2026-12-01 07:47:35 is 34193452.07095119 s in the future
+tar: ./var/lib/systemd/deb-systemd-helper-enabled/timers.target.wants/apt-daily-upgrade.timer: time stamp 2026-12-01 07:47:35 is 34193452.07093675 s in the future
+tar: ./var/lib/systemd/deb-systemd-helper-enabled/timers.target.wants/fstrim.timer: time stamp 2026-12-01 07:47:26 is 34193443.07092435 s in the future
+tar: ./var/lib/systemd/deb-systemd-helper-enabled/timers.target.wants/dpkg-db-backup.timer: time stamp 2026-12-01 07:47:21 is 34193438.07089171 s in the future
+tar: ./var/lib/systemd/deb-systemd-helper-enabled/timers.target.wants: time stamp 2026-12-01 07:47:35 is 34193452.07087995 s in the future
+tar: ./var/lib/systemd/deb-systemd-helper-enabled/fstrim.timer.dsh-also: time stamp 2026-12-02 18:41:50 is 34319107.07086435 s in the future
+tar: ./var/lib/systemd/deb-systemd-helper-enabled: time stamp 2026-12-02 18:41:50 is 34319107.07085559 s in the future
+tar: ./var/lib/systemd: time stamp 2026-12-01 07:47:21 is 34193438.07084791 s in the future
+tar: ./var/lib/dpkg/diversions: time stamp 2026-12-01 07:47:40 is 34193457.07080143 s in the future
+tar: ./var/lib/dpkg/diversions-old: time stamp 2026-12-01 07:47:40 is 34193457.07078439 s in the future
+tar: ./var/lib/dpkg/cmethopt: time stamp 2026-12-01 07:47:25 is 34193442.07077003 s in the future
+tar: ./var/lib/dpkg/arch-native: time stamp 2026-12-01 07:47:25 is 34193442.07075583 s in the future
+tar: ./var/lib/dpkg/triggers/Unincorp: time stamp 2026-12-01 07:47:25 is 34193442.07073071 s in the future
+tar: ./var/lib/dpkg/triggers/File: time stamp 2026-12-01 07:47:24 is 34193441.07070783 s in the future
+tar: ./var/lib/dpkg/triggers/ldconfig: time stamp 2026-12-01 07:47:23 is 34193440.07069303 s in the future
+tar: ./var/lib/dpkg/triggers/Lock: time stamp 2026-12-03 00:29:40 is 34339977.07068167 s in the future
+tar: ./var/lib/dpkg/triggers: time stamp 2026-12-01 07:47:25 is 34193442.07067411 s in the future
+tar: ./var/lib/dpkg/lock: time stamp 2026-12-03 00:29:40 is 34339977.07066099 s in the future
+tar: ./var/lib/dpkg/lock-frontend: time stamp 2026-12-01 07:47:35 is 34193452.07064807 s in the future
+tar: ./var/lib/dpkg/available: time stamp 2026-12-01 07:47:26 is 34193443.07038199 s in the future
+tar: ./var/lib/dpkg/updates: time stamp 2026-12-03 00:29:40 is 34339977.07033531 s in the future
+tar: ./var/lib/dpkg/info/locales-all.list: time stamp 2026-12-01 07:47:40 is 34193457.06806923 s in the future
+tar: ./var/lib/dpkg/info/fakeroot.list: time stamp 2026-12-01 07:47:39 is 34193456.06799391 s in the future
+tar: ./var/lib/dpkg/info/libfakeroot:arm64.list: time stamp 2026-12-01 07:47:39 is 34193456.06791739 s in the future
+tar: ./var/lib/dpkg/info/disorderfs.list: time stamp 2026-12-01 07:47:39 is 34193456.06788687 s in the future
+tar: ./var/lib/dpkg/info/libfuse2t64:arm64.list: time stamp 2026-12-01 07:47:39 is 34193456.06781435 s in the future
+tar: ./var/lib/dpkg/info/fuse.list: time stamp 2026-12-01 07:47:39 is 34193456.06778463 s in the future
+tar: ./var/lib/dpkg/info/fuse3.list: time stamp 2026-12-01 07:47:39 is 34193456.06771419 s in the future
+tar: ./var/lib/dpkg/info/libfuse3-4:arm64.list: time stamp 2026-12-01 07:47:39 is 34193456.06752059 s in the future
+tar: ./var/lib/dpkg/info/aptitude.list: time stamp 2026-12-01 07:47:39 is 34193456.06745531 s in the future
+tar: ./var/lib/dpkg/info/libxapian30:arm64.list: time stamp 2026-12-01 07:47:39 is 34193456.06740451 s in the future
+tar: ./var/lib/dpkg/info/libcwidget4:arm64.list: time stamp 2026-12-01 07:47:39 is 34193456.06735559 s in the future
+tar: ./var/lib/dpkg/info/libsigc++-2.0-0v5:arm64.list: time stamp 2026-12-01 07:47:39 is 34193456.06729931 s in the future
+tar: ./var/lib/dpkg/info/libncursesw6:arm64.list: time stamp 2026-12-01 07:47:39 is 34193456.06722859 s in the future
+tar: ./var/lib/dpkg/info/libboost-iostreams1.83.0:arm64.list: time stamp 2026-12-01 07:47:39 is 34193456.06718211 s in the future
+tar: ./var/lib/dpkg/info/aptitude-common.list: time stamp 2026-12-01 07:47:39 is 34193456.06714779 s in the future
+tar: ./var/lib/dpkg/info/libc-l10n.list: time stamp 2026-12-01 07:47:39 is 34193456.06712167 s in the future
+tar: ./var/lib/dpkg/info/adduser.list: time stamp 2026-12-01 07:47:39 is 34193456.06706223 s in the future
+tar: ./var/lib/dpkg/info/passwd.list: time stamp 2026-12-01 07:47:39 is 34193456.06684139 s in the future
+tar: ./var/lib/dpkg/info/libsemanage2:arm64.list: time stamp 2026-12-01 07:47:39 is 34193456.06667527 s in the future
+tar: ./var/lib/dpkg/info/libsepol2:arm64.list: time stamp 2026-12-01 07:47:39 is 34193456.06661463 s in the future
+tar: ./var/lib/dpkg/info/libsemanage-common.list: time stamp 2026-12-01 07:47:38 is 34193455.06657987 s in the future
+tar: ./var/lib/dpkg/info/libbsd0:arm64.list: time stamp 2026-12-01 07:47:38 is 34193455.06652439 s in the future
+tar: ./var/lib/dpkg/info/login.defs.list: time stamp 2026-12-01 07:47:38 is 34193455.06647687 s in the future
+tar: ./var/lib/dpkg/info/xz-utils.list: time stamp 2026-12-01 07:47:35 is 34193452.06640779 s in the future
+tar: ./var/lib/dpkg/info/sqv.list: time stamp 2026-12-01 07:47:35 is 34193452.06638383 s in the future
+tar: ./var/lib/dpkg/info/rpcsvc-proto.list: time stamp 2026-12-01 07:47:35 is 34193452.06636183 s in the future
+tar: ./var/lib/dpkg/info/perl-modules-5.40.list: time stamp 2026-12-01 07:47:35 is 34193452.06530127 s in the future
+tar: ./var/lib/dpkg/info/perl.list: time stamp 2026-12-01 07:47:34 is 34193451.06524319 s in the future
+tar: ./var/lib/dpkg/info/patch.list: time stamp 2026-12-01 07:47:34 is 34193451.06521051 s in the future
+tar: ./var/lib/dpkg/info/make.list: time stamp 2026-12-01 07:47:34 is 34193451.06518739 s in the future
+tar: ./var/lib/dpkg/info/linux-libc-dev.list: time stamp 2026-12-01 07:47:34 is 34193451.06407575 s in the future
+tar: ./var/lib/dpkg/info/libxxhash0:arm64.list: time stamp 2026-12-01 07:47:34 is 34193451.06401163 s in the future
+tar: ./var/lib/dpkg/info/libsframe2:arm64.list: time stamp 2026-12-01 07:47:34 is 34193451.06394067 s in the future
+tar: ./var/lib/dpkg/info/libseccomp2:arm64.list: time stamp 2026-12-01 07:47:34 is 34193451.06388323 s in the future
+tar: ./var/lib/dpkg/info/libperl5.40:arm64.list: time stamp 2026-12-01 07:47:34 is 34193451.06346543 s in the future
+tar: ./var/lib/dpkg/info/libnettle8t64:arm64.list: time stamp 2026-12-01 07:47:33 is 34193450.06330959 s in the future
+tar: ./var/lib/dpkg/info/libmpfr6:arm64.list: time stamp 2026-12-01 07:47:33 is 34193450.06324343 s in the future
+tar: ./var/lib/dpkg/info/libmpc3:arm64.list: time stamp 2026-12-01 07:47:33 is 34193450.06316311 s in the future
+tar: ./var/lib/dpkg/info/liblz4-1:arm64.list: time stamp 2026-12-01 07:47:33 is 34193450.06309291 s in the future
+tar: ./var/lib/dpkg/info/libjansson4:arm64.list: time stamp 2026-12-01 07:47:33 is 34193450.06302795 s in the future
+tar: ./var/lib/dpkg/info/libisl23:arm64.list: time stamp 2026-12-01 07:47:33 is 34193450.06232555 s in the future
+tar: ./var/lib/dpkg/info/libhogweed6t64:arm64.list: time stamp 2026-12-01 07:47:33 is 34193450.06220391 s in the future
+tar: ./var/lib/dpkg/info/libgprofng0:arm64.list: time stamp 2026-12-01 07:47:33 is 34193450.06157287 s in the future
+tar: ./var/lib/dpkg/info/libgdbm6t64:arm64.list: time stamp 2026-12-01 07:47:33 is 34193450.06150407 s in the future
+tar: ./var/lib/dpkg/info/libgdbm-compat4t64:arm64.list: time stamp 2026-12-01 07:47:33 is 34193450.06144475 s in the future
+tar: ./var/lib/dpkg/info/libdpkg-perl.list: time stamp 2026-12-01 07:47:32 is 34193449.06138087 s in the future
+tar: ./var/lib/dpkg/info/libctf0:arm64.list: time stamp 2026-12-01 07:47:32 is 34193449.06131663 s in the future
+tar: ./var/lib/dpkg/info/libctf-nobfd0:arm64.list: time stamp 2026-12-01 07:47:32 is 34193449.06123019 s in the future
+tar: ./var/lib/dpkg/info/libcrypt-dev:arm64.list: time stamp 2026-12-01 07:47:32 is 34193449.06116603 s in the future
+tar: ./var/lib/dpkg/info/libc6-dev:arm64.list: time stamp 2026-12-01 07:47:32 is 34193449.06091907 s in the future
+tar: ./var/lib/dpkg/info/libc-dev-bin.list: time stamp 2026-12-01 07:47:32 is 34193449.06089207 s in the future
+tar: ./var/lib/dpkg/info/libbinutils:arm64.list: time stamp 2026-12-01 07:47:32 is 34193449.06084899 s in the future
+tar: ./var/lib/dpkg/info/libapt-pkg7.0:arm64.list: time stamp 2026-12-01 07:47:32 is 34193449.06033639 s in the future
+tar: ./var/lib/dpkg/info/gcc-aarch64-linux-gnu.list: time stamp 2026-12-01 07:47:32 is 34193449.06030751 s in the future
+tar: ./var/lib/dpkg/info/gcc.list: time stamp 2026-12-01 07:47:30 is 34193447.06026295 s in the future
+tar: ./var/lib/dpkg/info/g++-aarch64-linux-gnu.list: time stamp 2026-12-01 07:47:30 is 34193447.06023675 s in the future
+tar: ./var/lib/dpkg/info/g++.list: time stamp 2026-12-01 07:47:29 is 34193446.06019371 s in the future
+tar: ./var/lib/dpkg/info/dpkg-dev.list: time stamp 2026-12-01 07:47:29 is 34193446.06013799 s in the future
+tar: ./var/lib/dpkg/info/debian-archive-keyring.list: time stamp 2026-12-01 07:47:28 is 34193445.06003511 s in the future
+tar: ./var/lib/dpkg/info/cpp-aarch64-linux-gnu.list: time stamp 2026-12-01 07:47:28 is 34193445.06000779 s in the future
+tar: ./var/lib/dpkg/info/cpp.list: time stamp 2026-12-01 07:47:27 is 34193444.05994563 s in the future
+tar: ./var/lib/dpkg/info/bzip2.list: time stamp 2026-12-01 07:47:27 is 34193444.05991863 s in the future
+tar: ./var/lib/dpkg/info/build-essential.list: time stamp 2026-12-01 07:47:27 is 34193444.05989647 s in the future
+tar: ./var/lib/dpkg/info/binutils-common:arm64.list: time stamp 2026-12-01 07:47:27 is 34193444.05985499 s in the future
+tar: ./var/lib/dpkg/info/binutils-aarch64-linux-gnu.list: time stamp 2026-12-01 07:47:27 is 34193444.05949191 s in the future
+tar: ./var/lib/dpkg/info/binutils.list: time stamp 2026-12-01 07:47:27 is 34193444.05944103 s in the future
+tar: ./var/lib/dpkg/info/apt.list: time stamp 2026-12-01 07:47:26 is 34193443.05929819 s in the future
+tar: ./var/lib/dpkg/info/zlib1g:arm64.list: time stamp 2026-12-01 07:47:25 is 34193442.05923647 s in the future
+tar: ./var/lib/dpkg/info/tar.list: time stamp 2026-12-01 07:47:25 is 34193442.05918987 s in the future
+tar: ./var/lib/dpkg/info/sysvinit-utils.list: time stamp 2026-12-01 07:47:24 is 34193441.05916443 s in the future
+tar: ./var/lib/dpkg/info/sed.list: time stamp 2026-12-01 07:47:24 is 34193441.05913683 s in the future
+tar: ./var/lib/dpkg/info/perl-base.list: time stamp 2026-12-01 07:47:24 is 34193441.05865675 s in the future
+tar: ./var/lib/dpkg/info/openssl-provider-legacy.list: time stamp 2026-12-01 07:47:24 is 34193441.05861879 s in the future
+tar: ./var/lib/dpkg/info/ncurses-bin.list: time stamp 2026-12-01 07:47:24 is 34193441.05858815 s in the future
+tar: ./var/lib/dpkg/info/ncurses-base.list: time stamp 2026-12-01 07:47:24 is 34193441.05853139 s in the future
+tar: ./var/lib/dpkg/info/mawk.list: time stamp 2026-12-01 07:47:24 is 34193441.05848391 s in the future
+tar: ./var/lib/dpkg/info/libzstd1:arm64.list: time stamp 2026-12-01 07:47:24 is 34193441.05844079 s in the future
+tar: ./var/lib/dpkg/info/libtinfo6:arm64.list: time stamp 2026-12-01 07:47:24 is 34193441.05838139 s in the future
+tar: ./var/lib/dpkg/info/libssl3t64:arm64.list: time stamp 2026-12-01 07:47:24 is 34193441.05725447 s in the future
+tar: ./var/lib/dpkg/info/libsqlite3-0:arm64.list: time stamp 2026-12-01 07:47:24 is 34193441.05707979 s in the future
+tar: ./var/lib/dpkg/info/libselinux1:arm64.list: time stamp 2026-12-01 07:47:24 is 34193441.05692119 s in the future
+tar: ./var/lib/dpkg/info/libpcre2-8-0:arm64.list: time stamp 2026-12-01 07:47:24 is 34193441.05686295 s in the future
+tar: ./var/lib/dpkg/info/libpam0g:arm64.list: time stamp 2026-12-01 07:47:24 is 34193441.05650411 s in the future
+tar: ./var/lib/dpkg/info/libpam-runtime.list: time stamp 2026-12-01 07:47:24 is 34193441.05612227 s in the future
+tar: ./var/lib/dpkg/info/libpam-modules-bin.list: time stamp 2026-12-01 07:47:24 is 34193441.05606287 s in the future
+tar: ./var/lib/dpkg/info/libpam-modules:arm64.list: time stamp 2026-12-01 07:47:24 is 34193441.05590687 s in the future
+tar: ./var/lib/dpkg/info/libmd0:arm64.list: time stamp 2026-12-01 07:47:23 is 34193440.05578987 s in the future
+tar: ./var/lib/dpkg/info/liblzma5:arm64.list: time stamp 2026-12-01 07:47:23 is 34193440.05570275 s in the future
+tar: ./var/lib/dpkg/info/libgmp10:arm64.list: time stamp 2026-12-01 07:47:23 is 34193440.05565791 s in the future
+tar: ./var/lib/dpkg/info/libdebconfclient0:arm64.list: time stamp 2026-12-01 07:47:23 is 34193440.05560327 s in the future
+tar: ./var/lib/dpkg/info/libdb5.3t64:arm64.list: time stamp 2026-12-01 07:47:23 is 34193440.05556063 s in the future
+tar: ./var/lib/dpkg/info/libcrypt1:arm64.list: time stamp 2026-12-01 07:47:23 is 34193440.05550651 s in the future
+tar: ./var/lib/dpkg/info/libcap2:arm64.list: time stamp 2026-12-01 07:47:23 is 34193440.05545111 s in the future
+tar: ./var/lib/dpkg/info/libcap-ng0:arm64.list: time stamp 2026-12-01 07:47:23 is 34193440.05539563 s in the future
+tar: ./var/lib/dpkg/info/libc6:arm64.list: time stamp 2026-12-01 07:47:23 is 34193440.05395983 s in the future
+tar: ./var/lib/dpkg/info/libc-bin.list: time stamp 2026-12-01 07:47:23 is 34193440.05383703 s in the future
+tar: ./var/lib/dpkg/info/libbz2-1.0:arm64.list: time stamp 2026-12-01 07:47:23 is 34193440.05378975 s in the future
+tar: ./var/lib/dpkg/info/libaudit1:arm64.list: time stamp 2026-12-01 07:47:23 is 34193440.05373447 s in the future
+tar: ./var/lib/dpkg/info/libaudit-common.list: time stamp 2026-12-01 07:47:23 is 34193440.05369415 s in the future
+tar: ./var/lib/dpkg/info/libattr1:arm64.list: time stamp 2026-12-01 07:47:23 is 34193440.05363231 s in the future
+tar: ./var/lib/dpkg/info/libacl1:arm64.list: time stamp 2026-12-01 07:47:23 is 34193440.05357819 s in the future
+tar: ./var/lib/dpkg/info/init-system-helpers.list: time stamp 2026-12-01 07:47:23 is 34193440.05353255 s in the future
+tar: ./var/lib/dpkg/info/hostname.list: time stamp 2026-12-01 07:47:23 is 34193440.05350971 s in the future
+tar: ./var/lib/dpkg/info/gzip.list: time stamp 2026-12-01 07:47:23 is 34193440.05346147 s in the future
+tar: ./var/lib/dpkg/info/grep.list: time stamp 2026-12-01 07:47:22 is 34193439.05342847 s in the future
+tar: ./var/lib/dpkg/info/findutils.list: time stamp 2026-12-01 07:47:22 is 34193439.05339915 s in the future
+tar: ./var/lib/dpkg/info/dpkg.list: time stamp 2026-12-01 07:47:22 is 34193439.05332895 s in the future
+tar: ./var/lib/dpkg/info/diffutils.list: time stamp 2026-12-01 07:47:22 is 34193439.05329995 s in the future
+tar: ./var/lib/dpkg/info/debianutils.list: time stamp 2026-12-01 07:47:22 is 34193439.05323139 s in the future
+tar: ./var/lib/dpkg/info/debconf.list: time stamp 2026-12-01 07:47:22 is 34193439.05209127 s in the future
+tar: ./var/lib/dpkg/info/dash.list: time stamp 2026-12-01 07:47:22 is 34193439.05185407 s in the future
+tar: ./var/lib/dpkg/info/coreutils.list: time stamp 2026-12-01 07:47:22 is 34193439.05172295 s in the future
+tar: ./var/lib/dpkg/info/bash.list: time stamp 2026-12-01 07:47:22 is 34193439.05164867 s in the future
+tar: ./var/lib/dpkg/info/base-passwd.list: time stamp 2026-12-01 07:47:22 is 34193439.05112907 s in the future
+tar: ./var/lib/dpkg/info/base-files.list: time stamp 2026-12-01 07:47:22 is 34193439.05096591 s in the future
+tar: ./var/lib/dpkg/info/format: time stamp 2026-12-01 07:47:21 is 34193438.05094699 s in the future
+tar: ./var/lib/dpkg/info/libsystemd0:arm64.list: time stamp 2026-12-02 06:29:52 is 34275189.05093291 s in the future
+tar: ./var/lib/dpkg/info/libudev1:arm64.list: time stamp 2026-12-02 06:29:52 is 34275189.05083839 s in the future
+tar: ./var/lib/dpkg/info/libuuid1:arm64.list: time stamp 2026-12-02 18:41:49 is 34319106.05077487 s in the future
+tar: ./var/lib/dpkg/info/libblkid1:arm64.list: time stamp 2026-12-02 18:41:49 is 34319106.05068979 s in the future
+tar: ./var/lib/dpkg/info/libmount1:arm64.list: time stamp 2026-12-02 18:41:49 is 34319106.05063247 s in the future
+tar: ./var/lib/dpkg/info/libsmartcols1:arm64.list: time stamp 2026-12-02 18:41:49 is 34319106.05053579 s in the future
+tar: ./var/lib/dpkg/info/util-linux.list: time stamp 2026-12-02 18:41:49 is 34319106.05046763 s in the future
+tar: ./var/lib/dpkg/info/mount.list: time stamp 2026-12-02 18:41:50 is 34319107.05035527 s in the future
+tar: ./var/lib/dpkg/info/liblastlog2-2:arm64.list: time stamp 2026-12-02 18:41:50 is 34319107.05032319 s in the future
+tar: ./var/lib/dpkg/info/libcc1-0:arm64.list: time stamp 2026-12-03 00:29:37 is 34339974.05028055 s in the future
+tar: ./var/lib/dpkg/info/libgomp1:arm64.list: time stamp 2026-12-03 00:29:37 is 34339974.05022243 s in the future
+tar: ./var/lib/dpkg/info/libitm1:arm64.list: time stamp 2026-12-03 00:29:37 is 34339974.05015339 s in the future
+tar: ./var/lib/dpkg/info/libatomic1:arm64.list: time stamp 2026-12-03 00:29:37 is 34339974.05009491 s in the future
+tar: ./var/lib/dpkg/info/libasan8:arm64.list: time stamp 2026-12-03 00:29:37 is 34339974.05002739 s in the future
+tar: ./var/lib/dpkg/info/liblsan0:arm64.list: time stamp 2026-12-03 00:29:37 is 34339974.04969379 s in the future
+tar: ./var/lib/dpkg/info/libtsan2:arm64.list: time stamp 2026-12-03 00:29:37 is 34339974.04955011 s in the future
+tar: ./var/lib/dpkg/info/libubsan1:arm64.list: time stamp 2026-12-03 00:29:37 is 34339974.04900627 s in the future
+tar: ./var/lib/dpkg/info/libhwasan0:arm64.list: time stamp 2026-12-03 00:29:38 is 34339975.04893759 s in the future
+tar: ./var/lib/dpkg/info/gcc-15-base:arm64.list: time stamp 2026-12-03 00:29:38 is 34339975.04874163 s in the future
+tar: ./var/lib/dpkg/info/libstdc++6:arm64.list: time stamp 2026-12-03 00:29:38 is 34339975.04870591 s in the future
+tar: ./var/lib/dpkg/info/gcc-15.list: time stamp 2026-12-03 00:29:38 is 34339975.04717867 s in the future
+tar: ./var/lib/dpkg/info/g++-15.list: time stamp 2026-12-03 00:29:38 is 34339975.04713595 s in the future
+tar: ./var/lib/dpkg/info/g++-15-aarch64-linux-gnu.list: time stamp 2026-12-03 00:29:38 is 34339975.04709903 s in the future
+tar: ./var/lib/dpkg/info/libstdc++-15-dev:arm64.list: time stamp 2026-12-03 00:29:38 is 34339975.04705007 s in the future
+tar: ./var/lib/dpkg/info/libgcc-15-dev:arm64.list: time stamp 2026-12-03 00:29:39 is 34339976.04659919 s in the future
+tar: ./var/lib/dpkg/info/gcc-15-aarch64-linux-gnu.list: time stamp 2026-12-03 00:29:39 is 34339976.04649579 s in the future
+tar: ./var/lib/dpkg/info/cpp-15-aarch64-linux-gnu.list: time stamp 2026-12-03 00:29:40 is 34339977.04646811 s in the future
+tar: ./var/lib/dpkg/info/cpp-15.list: time stamp 2026-12-03 00:29:40 is 34339977.04643959 s in the future
+tar: ./var/lib/dpkg/info/libgcc-s1:arm64.list: time stamp 2026-12-03 00:29:40 is 34339977.04641459 s in the future
+tar: ./var/lib/dpkg/info: time stamp 2026-12-03 00:29:40 is 34339977.04635519 s in the future
+tar: ./var/lib/dpkg/alternatives/aptitude: time stamp 2026-12-01 07:47:40 is 34193457.04622799 s in the future
+tar: ./var/lib/dpkg/alternatives/fakeroot: time stamp 2026-12-01 07:47:40 is 34193457.04620723 s in the future
+tar: ./var/lib/dpkg/alternatives/c++: time stamp 2026-12-01 07:47:35 is 34193452.04619251 s in the future
+tar: ./var/lib/dpkg/alternatives/c99: time stamp 2026-12-01 07:47:35 is 34193452.04617867 s in the future
+tar: ./var/lib/dpkg/alternatives/c89: time stamp 2026-12-01 07:47:35 is 34193452.04616371 s in the future
+tar: ./var/lib/dpkg/alternatives/cc: time stamp 2026-12-01 07:47:35 is 34193452.04614515 s in the future
+tar: ./var/lib/dpkg/alternatives/cpp: time stamp 2026-12-01 07:47:35 is 34193452.04613055 s in the future
+tar: ./var/lib/dpkg/alternatives/lzma: time stamp 2026-12-01 07:47:35 is 34193452.04611455 s in the future
+tar: ./var/lib/dpkg/alternatives/rmt: time stamp 2026-12-01 07:47:25 is 34193442.04610123 s in the future
+tar: ./var/lib/dpkg/alternatives/builtins.7.gz: time stamp 2026-12-01 07:47:25 is 34193442.04608739 s in the future
+tar: ./var/lib/dpkg/alternatives/awk: time stamp 2026-12-01 07:47:25 is 34193442.04607263 s in the future
+tar: ./var/lib/dpkg/alternatives/which: time stamp 2026-12-01 07:47:25 is 34193442.04605839 s in the future
+tar: ./var/lib/dpkg/alternatives/pager: time stamp 2026-12-02 18:41:49 is 34319106.04604463 s in the future
+tar: ./var/lib/dpkg/alternatives: time stamp 2026-12-02 18:41:49 is 34319106.04603607 s in the future
+tar: ./var/lib/dpkg/status-old: time stamp 2026-12-03 00:29:40 is 34339977.04557603 s in the future
+tar: ./var/lib/dpkg/status: time stamp 2026-12-03 00:29:40 is 34339977.04476971 s in the future
+tar: ./var/lib/dpkg: time stamp 2026-12-03 00:29:40 is 34339977.04475131 s in the future
+tar: ./var/lib/apt/mirrors: time stamp 2026-12-01 07:47:26 is 34193443.04462187 s in the future
+tar: ./var/lib/apt/lists/lock: time stamp 2026-12-01 07:47:35 is 34193452.04380015 s in the future
+tar: ./var/lib/apt/lists/auxfiles: time stamp 2026-12-01 07:47:35 is 34193452.04356931 s in the future
+tar: ./var/lib/apt/extended_states: time stamp 2026-12-03 00:29:37 is 34339973.73712083 s in the future
+tar: ./var/lib/apt: time stamp 2026-12-03 00:29:37 is 34339973.73698199 s in the future
+tar: ./var/lib: time stamp 2026-12-01 07:47:39 is 34193455.73695559 s in the future
+tar: ./dev/stderr: time stamp 2026-12-01 07:47:21 is 34193437.73691415 s in the future
+tar: ./dev/stdout: time stamp 2026-12-01 07:47:21 is 34193437.73689611 s in the future
+tar: ./dev/stdin: time stamp 2026-12-01 07:47:21 is 34193437.73688419 s in the future
+tar: ./dev/fd: time stamp 2026-12-01 07:47:21 is 34193437.73686775 s in the future
+tar: ./etc/mtab: time stamp 2026-12-01 07:47:35 is 34193451.73685027 s in the future
+tar: ./etc/localtime: time stamp 2026-12-01 07:47:21 is 34193437.73681387 s in the future
+tar: ./etc/systemd/system/timers.target.wants/apt-daily.timer: time stamp 2026-12-01 07:47:35 is 34193451.73679627 s in the future
+tar: ./etc/systemd/system/timers.target.wants/apt-daily-upgrade.timer: time stamp 2026-12-01 07:47:35 is 34193451.73678167 s in the future
+tar: ./etc/systemd/system/timers.target.wants/fstrim.timer: time stamp 2026-12-01 07:47:26 is 34193442.73676663 s in the future
+tar: ./etc/systemd/system/timers.target.wants/dpkg-db-backup.timer: time stamp 2026-12-01 07:47:21 is 34193437.73675271 s in the future
+tar: ./var/lock: time stamp 2026-12-01 07:47:21 is 34193437.69454391 s in the future
+tar: ./var/run: time stamp 2026-12-01 07:47:21 is 34193437.69450023 s in the future
+tar: ./var/spool/mail: time stamp 2026-12-01 07:47:21 is 34193437.69448623 s in the future
+tar: ./var/spool: time stamp 2026-12-01 07:47:21 is 34193437.69447975 s in the future
+tar: ./var: time stamp 2026-12-01 07:47:21 is 34193437.69447263 s in the future
+tar: ./usr/bin: time stamp 2026-12-03 00:29:40 is 34339976.69446687 s in the future
+tar: ./usr/include/aarch64-linux-gnu/asm: time stamp 2026-12-01 07:47:34 is 34193450.69446115 s in the future
+tar: ./usr/include/aarch64-linux-gnu: time stamp 2026-12-01 07:47:34 is 34193450.69445383 s in the future
+tar: ./usr/include/alpha-linux-gnu/asm: time stamp 2026-12-01 07:47:34 is 34193450.69444743 s in the future
+tar: ./usr/include/alpha-linux-gnu: time stamp 2026-12-01 07:47:34 is 34193450.69443583 s in the future
+tar: ./usr/include/arm-linux-gnueabi/asm: time stamp 2026-12-01 07:47:34 is 34193450.69442899 s in the future
+tar: ./usr/include/arm-linux-gnueabi: time stamp 2026-12-01 07:47:34 is 34193450.69442071 s in the future
+tar: ./usr/include/arm-linux-gnueabihf/asm: time stamp 2026-12-01 07:47:34 is 34193450.69441215 s in the future
+tar: ./usr/include/arm-linux-gnueabihf: time stamp 2026-12-01 07:47:34 is 34193450.69440431 s in the future
+tar: ./usr/include/hppa-linux-gnu/asm: time stamp 2026-12-01 07:47:34 is 34193450.69439543 s in the future
+tar: ./usr/include/hppa-linux-gnu: time stamp 2026-12-01 07:47:34 is 34193450.69438715 s in the future
+tar: ./usr/include/i386-linux-gnu/asm: time stamp 2026-12-01 07:47:34 is 34193450.69437903 s in the future
+tar: ./usr/include/i386-linux-gnu: time stamp 2026-12-01 07:47:34 is 34193450.69437131 s in the future
+tar: ./usr/include/loongarch64-linux-gnu/asm: time stamp 2026-12-01 07:47:34 is 34193450.69436183 s in the future
+tar: ./usr/include/loongarch64-linux-gnu: time stamp 2026-12-01 07:47:34 is 34193450.69435383 s in the future
+tar: ./usr/include/m68k-linux-gnu/asm: time stamp 2026-12-01 07:47:34 is 34193450.69434483 s in the future
+tar: ./usr/include/m68k-linux-gnu: time stamp 2026-12-01 07:47:34 is 34193450.69433631 s in the future
+tar: ./usr/include/mips-linux-gnu/asm: time stamp 2026-12-01 07:47:34 is 34193450.69432831 s in the future
+tar: ./usr/include/mips-linux-gnu: time stamp 2026-12-01 07:47:34 is 34193450.69432031 s in the future
+tar: ./usr/include/mips64-linux-gnuabi64/asm: time stamp 2026-12-01 07:47:34 is 34193450.69431107 s in the future
+tar: ./usr/include/mips64-linux-gnuabi64: time stamp 2026-12-01 07:47:34 is 34193450.69430307 s in the future
+tar: ./usr/include/mips64el-linux-gnuabi64/asm: time stamp 2026-12-01 07:47:34 is 34193450.69429391 s in the future
+tar: ./usr/include/mips64el-linux-gnuabi64: time stamp 2026-12-01 07:47:34 is 34193450.69428583 s in the future
+tar: ./usr/include/mipsel-linux-gnu/asm: time stamp 2026-12-01 07:47:34 is 34193450.69427595 s in the future
+tar: ./usr/include/mipsel-linux-gnu: time stamp 2026-12-01 07:47:34 is 34193450.69426763 s in the future
+tar: ./usr/include/mipsisa64r6el-linux-gnuabi64/asm: time stamp 2026-12-01 07:47:34 is 34193450.69425819 s in the future
+tar: ./usr/include/mipsisa64r6el-linux-gnuabi64: time stamp 2026-12-01 07:47:34 is 34193450.69425023 s in the future
+tar: ./usr/include/powerpc-linux-gnu/asm: time stamp 2026-12-01 07:47:34 is 34193450.69424263 s in the future
+tar: ./usr/include/powerpc-linux-gnu: time stamp 2026-12-01 07:47:34 is 34193450.69423679 s in the future
+tar: ./usr/include/powerpc64-linux-gnu/asm: time stamp 2026-12-01 07:47:34 is 34193450.69422903 s in the future
+tar: ./usr/include/powerpc64-linux-gnu: time stamp 2026-12-01 07:47:34 is 34193450.69422055 s in the future
+tar: ./usr/include/powerpc64le-linux-gnu/asm: time stamp 2026-12-01 07:47:34 is 34193450.69421111 s in the future
+tar: ./usr/include/powerpc64le-linux-gnu: time stamp 2026-12-01 07:47:34 is 34193450.69420327 s in the future
+tar: ./usr/include/riscv64-linux-gnu/asm/vendor: time stamp 2026-12-01 07:47:34 is 34193450.69419255 s in the future
+tar: ./usr/include/riscv64-linux-gnu/asm: time stamp 2026-12-01 07:47:34 is 34193450.69418427 s in the future
+tar: ./usr/include/riscv64-linux-gnu: time stamp 2026-12-01 07:47:34 is 34193450.69417623 s in the future
+tar: ./usr/include/s390x-linux-gnu/asm: time stamp 2026-12-01 07:47:34 is 34193450.69416679 s in the future
+tar: ./usr/include/s390x-linux-gnu: time stamp 2026-12-01 07:47:34 is 34193450.69415879 s in the future
+tar: ./usr/include/sh4-linux-gnu/asm: time stamp 2026-12-01 07:47:34 is 34193450.69414947 s in the future
+tar: ./usr/include/sh4-linux-gnu: time stamp 2026-12-01 07:47:34 is 34193450.69414163 s in the future
+tar: ./usr/include/sparc64-linux-gnu/asm: time stamp 2026-12-01 07:47:34 is 34193450.69413323 s in the future
+tar: ./usr/include/sparc64-linux-gnu: time stamp 2026-12-01 07:47:34 is 34193450.69412547 s in the future
+tar: ./usr/include/x86_64-linux-gnu/asm: time stamp 2026-12-01 07:47:34 is 34193450.69411411 s in the future
+tar: ./usr/include/x86_64-linux-gnu: time stamp 2026-12-01 07:47:34 is 34193450.69410583 s in the future
+tar: ./usr/include/x86_64-linux-gnux32/asm: time stamp 2026-12-01 07:47:34 is 34193450.69409655 s in the future
+tar: ./usr/include/x86_64-linux-gnux32: time stamp 2026-12-01 07:47:34 is 34193450.69408839 s in the future
+tar: ./usr/include: time stamp 2026-12-01 07:47:35 is 34193451.69408059 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl/cross-config-5.40.1: time stamp 2026-12-01 07:47:34 is 34193450.69406807 s in the future
+tar: ./usr/lib/aarch64-linux-gnu/perl: time stamp 2026-12-01 07:47:34 is 34193450.69405995 s in the future
+tar: ./usr/lib/aarch64-linux-gnu: time stamp 2026-12-03 00:29:40 is 34339976.69405211 s in the future
+tar: ./usr/lib/locale/aa_ER/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69404083 s in the future
+tar: ./usr/lib/locale/aa_ER: time stamp 2026-12-01 07:47:40 is 34193456.69403259 s in the future
+tar: ./usr/lib/locale/aa_ET/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69402319 s in the future
+tar: ./usr/lib/locale/aa_ET: time stamp 2026-12-01 07:47:40 is 34193456.69401483 s in the future
+tar: ./usr/lib/locale/af_ZA: time stamp 2026-12-01 07:47:40 is 34193456.69400595 s in the future
+tar: ./usr/lib/locale/af_ZA.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69399723 s in the future
+tar: ./usr/lib/locale/agr_PE: time stamp 2026-12-01 07:47:40 is 34193456.69398839 s in the future
+tar: ./usr/lib/locale/ak_GH: time stamp 2026-12-01 07:47:40 is 34193456.69397935 s in the future
+tar: ./usr/lib/locale/am_ET: time stamp 2026-12-01 07:47:40 is 34193456.69397075 s in the future
+tar: ./usr/lib/locale/an_ES.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69396227 s in the future
+tar: ./usr/lib/locale/anp_IN: time stamp 2026-12-01 07:47:40 is 34193456.69395343 s in the future
+tar: ./usr/lib/locale/ar_AE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69394455 s in the future
+tar: ./usr/lib/locale/ar_BH/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69393519 s in the future
+tar: ./usr/lib/locale/ar_BH: time stamp 2026-12-01 07:47:40 is 34193456.69392683 s in the future
+tar: ./usr/lib/locale/ar_BH.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69391687 s in the future
+tar: ./usr/lib/locale/ar_BH.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69390851 s in the future
+tar: ./usr/lib/locale/ar_DZ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69389883 s in the future
+tar: ./usr/lib/locale/ar_DZ: time stamp 2026-12-01 07:47:40 is 34193456.69389055 s in the future
+tar: ./usr/lib/locale/ar_DZ.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69388131 s in the future
+tar: ./usr/lib/locale/ar_DZ.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69387319 s in the future
+tar: ./usr/lib/locale/ar_EG/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69386343 s in the future
+tar: ./usr/lib/locale/ar_EG: time stamp 2026-12-01 07:47:40 is 34193456.69385483 s in the future
+tar: ./usr/lib/locale/ar_EG.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69384447 s in the future
+tar: ./usr/lib/locale/ar_EG.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69383587 s in the future
+tar: ./usr/lib/locale/ar_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69382675 s in the future
+tar: ./usr/lib/locale/ar_IN: time stamp 2026-12-01 07:47:40 is 34193456.69381835 s in the future
+tar: ./usr/lib/locale/ar_IQ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69380931 s in the future
+tar: ./usr/lib/locale/ar_IQ: time stamp 2026-12-01 07:47:40 is 34193456.69380119 s in the future
+tar: ./usr/lib/locale/ar_IQ.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69379167 s in the future
+tar: ./usr/lib/locale/ar_IQ.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69378287 s in the future
+tar: ./usr/lib/locale/ar_JO/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69377271 s in the future
+tar: ./usr/lib/locale/ar_JO: time stamp 2026-12-01 07:47:40 is 34193456.69376463 s in the future
+tar: ./usr/lib/locale/ar_JO.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69375527 s in the future
+tar: ./usr/lib/locale/ar_JO.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69374723 s in the future
+tar: ./usr/lib/locale/ar_KW/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69373655 s in the future
+tar: ./usr/lib/locale/ar_KW: time stamp 2026-12-01 07:47:40 is 34193456.69372855 s in the future
+tar: ./usr/lib/locale/ar_KW.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69371903 s in the future
+tar: ./usr/lib/locale/ar_KW.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69371099 s in the future
+tar: ./usr/lib/locale/ar_LB/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69370167 s in the future
+tar: ./usr/lib/locale/ar_LB: time stamp 2026-12-01 07:47:40 is 34193456.69369303 s in the future
+tar: ./usr/lib/locale/ar_LB.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69368343 s in the future
+tar: ./usr/lib/locale/ar_LB.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69367487 s in the future
+tar: ./usr/lib/locale/ar_LY/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69366487 s in the future
+tar: ./usr/lib/locale/ar_LY: time stamp 2026-12-01 07:47:40 is 34193456.69365679 s in the future
+tar: ./usr/lib/locale/ar_LY.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69364679 s in the future
+tar: ./usr/lib/locale/ar_LY.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69363875 s in the future
+tar: ./usr/lib/locale/ar_MA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69362931 s in the future
+tar: ./usr/lib/locale/ar_MA: time stamp 2026-12-01 07:47:40 is 34193456.69362119 s in the future
+tar: ./usr/lib/locale/ar_MA.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69361111 s in the future
+tar: ./usr/lib/locale/ar_MA.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69360251 s in the future
+tar: ./usr/lib/locale/ar_OM/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69359255 s in the future
+tar: ./usr/lib/locale/ar_OM: time stamp 2026-12-01 07:47:40 is 34193456.69358379 s in the future
+tar: ./usr/lib/locale/ar_OM.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69357395 s in the future
+tar: ./usr/lib/locale/ar_OM.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69355439 s in the future
+tar: ./usr/lib/locale/ar_QA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69354395 s in the future
+tar: ./usr/lib/locale/ar_QA: time stamp 2026-12-01 07:47:40 is 34193456.69353495 s in the future
+tar: ./usr/lib/locale/ar_QA.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69352451 s in the future
+tar: ./usr/lib/locale/ar_QA.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69351623 s in the future
+tar: ./usr/lib/locale/ar_SA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69350667 s in the future
+tar: ./usr/lib/locale/ar_SA: time stamp 2026-12-01 07:47:40 is 34193456.69349839 s in the future
+tar: ./usr/lib/locale/ar_SA.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69348855 s in the future
+tar: ./usr/lib/locale/ar_SA.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69348047 s in the future
+tar: ./usr/lib/locale/ar_SD/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69347063 s in the future
+tar: ./usr/lib/locale/ar_SD: time stamp 2026-12-01 07:47:40 is 34193456.69346207 s in the future
+tar: ./usr/lib/locale/ar_SD.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69345203 s in the future
+tar: ./usr/lib/locale/ar_SD.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69344339 s in the future
+tar: ./usr/lib/locale/ar_SS/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69343395 s in the future
+tar: ./usr/lib/locale/ar_SS: time stamp 2026-12-01 07:47:40 is 34193456.69342539 s in the future
+tar: ./usr/lib/locale/ar_SY/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69341607 s in the future
+tar: ./usr/lib/locale/ar_SY: time stamp 2026-12-01 07:47:40 is 34193456.69340703 s in the future
+tar: ./usr/lib/locale/ar_SY.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69339759 s in the future
+tar: ./usr/lib/locale/ar_SY.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69338923 s in the future
+tar: ./usr/lib/locale/ar_TN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69337975 s in the future
+tar: ./usr/lib/locale/ar_TN: time stamp 2026-12-01 07:47:40 is 34193456.69337151 s in the future
+tar: ./usr/lib/locale/ar_TN.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69336175 s in the future
+tar: ./usr/lib/locale/ar_TN.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69335335 s in the future
+tar: ./usr/lib/locale/ar_YE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69334307 s in the future
+tar: ./usr/lib/locale/ar_YE: time stamp 2026-12-01 07:47:40 is 34193456.69333455 s in the future
+tar: ./usr/lib/locale/ar_YE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69332495 s in the future
+tar: ./usr/lib/locale/ar_YE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69331615 s in the future
+tar: ./usr/lib/locale/as_IN: time stamp 2026-12-01 07:47:40 is 34193456.69330719 s in the future
+tar: ./usr/lib/locale/ast_ES: time stamp 2026-12-01 07:47:40 is 34193456.69329715 s in the future
+tar: ./usr/lib/locale/ast_ES.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69328783 s in the future
+tar: ./usr/lib/locale/ayc_PE: time stamp 2026-12-01 07:47:40 is 34193456.69327887 s in the future
+tar: ./usr/lib/locale/az_AZ: time stamp 2026-12-01 07:47:40 is 34193456.69327011 s in the future
+tar: ./usr/lib/locale/az_IR: time stamp 2026-12-01 07:47:40 is 34193456.69326111 s in the future
+tar: ./usr/lib/locale/be_BY.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69325231 s in the future
+tar: ./usr/lib/locale/be_BY@latin: time stamp 2026-12-01 07:47:40 is 34193456.69324315 s in the future
+tar: ./usr/lib/locale/bem_ZM: time stamp 2026-12-01 07:47:40 is 34193456.69323479 s in the future
+tar: ./usr/lib/locale/ber_DZ: time stamp 2026-12-01 07:47:40 is 34193456.69322435 s in the future
+tar: ./usr/lib/locale/ber_MA: time stamp 2026-12-01 07:47:40 is 34193456.69321571 s in the future
+tar: ./usr/lib/locale/bg_BG: time stamp 2026-12-01 07:47:40 is 34193456.69320655 s in the future
+tar: ./usr/lib/locale/bg_BG.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69319715 s in the future
+tar: ./usr/lib/locale/bhb_IN.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69318795 s in the future
+tar: ./usr/lib/locale/bho_IN: time stamp 2026-12-01 07:47:40 is 34193456.69317927 s in the future
+tar: ./usr/lib/locale/bho_NP/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69316927 s in the future
+tar: ./usr/lib/locale/bho_NP: time stamp 2026-12-01 07:47:40 is 34193456.69316087 s in the future
+tar: ./usr/lib/locale/bi_VU: time stamp 2026-12-01 07:47:40 is 34193456.69315187 s in the future
+tar: ./usr/lib/locale/bn_BD: time stamp 2026-12-01 07:47:40 is 34193456.69314319 s in the future
+tar: ./usr/lib/locale/bn_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69313307 s in the future
+tar: ./usr/lib/locale/bn_IN: time stamp 2026-12-01 07:47:40 is 34193456.69312511 s in the future
+tar: ./usr/lib/locale/bo_CN: time stamp 2026-12-01 07:47:40 is 34193456.69311655 s in the future
+tar: ./usr/lib/locale/bo_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69310739 s in the future
+tar: ./usr/lib/locale/bo_IN: time stamp 2026-12-01 07:47:40 is 34193456.69309895 s in the future
+tar: ./usr/lib/locale/br_FR: time stamp 2026-12-01 07:47:40 is 34193456.69308951 s in the future
+tar: ./usr/lib/locale/br_FR.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69308075 s in the future
+tar: ./usr/lib/locale/br_FR@euro: time stamp 2026-12-01 07:47:40 is 34193456.69307183 s in the future
+tar: ./usr/lib/locale/brx_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69306227 s in the future
+tar: ./usr/lib/locale/brx_IN: time stamp 2026-12-01 07:47:40 is 34193456.69305403 s in the future
+tar: ./usr/lib/locale/bs_BA.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69304451 s in the future
+tar: ./usr/lib/locale/byn_ER: time stamp 2026-12-01 07:47:40 is 34193456.69303535 s in the future
+tar: ./usr/lib/locale/ca_AD/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69302555 s in the future
+tar: ./usr/lib/locale/ca_AD: time stamp 2026-12-01 07:47:40 is 34193456.69301707 s in the future
+tar: ./usr/lib/locale/ca_AD.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69300683 s in the future
+tar: ./usr/lib/locale/ca_AD.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69299843 s in the future
+tar: ./usr/lib/locale/ca_ES: time stamp 2026-12-01 07:47:40 is 34193456.69298995 s in the future
+tar: ./usr/lib/locale/ca_ES.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69298015 s in the future
+tar: ./usr/lib/locale/ca_ES.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69297123 s in the future
+tar: ./usr/lib/locale/ca_ES@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69296187 s in the future
+tar: ./usr/lib/locale/ca_ES@euro: time stamp 2026-12-01 07:47:40 is 34193456.69295367 s in the future
+tar: ./usr/lib/locale/ca_ES@valencia/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69294387 s in the future
+tar: ./usr/lib/locale/ca_ES@valencia: time stamp 2026-12-01 07:47:40 is 34193456.69293575 s in the future
+tar: ./usr/lib/locale/ca_FR/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69292623 s in the future
+tar: ./usr/lib/locale/ca_FR: time stamp 2026-12-01 07:47:40 is 34193456.69291767 s in the future
+tar: ./usr/lib/locale/ca_FR.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69290775 s in the future
+tar: ./usr/lib/locale/ca_FR.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69289935 s in the future
+tar: ./usr/lib/locale/ca_IT/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69289003 s in the future
+tar: ./usr/lib/locale/ca_IT: time stamp 2026-12-01 07:47:40 is 34193456.69288175 s in the future
+tar: ./usr/lib/locale/ca_IT.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69287259 s in the future
+tar: ./usr/lib/locale/ca_IT.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69286399 s in the future
+tar: ./usr/lib/locale/ce_RU: time stamp 2026-12-01 07:47:40 is 34193456.69285487 s in the future
+tar: ./usr/lib/locale/chr_US: time stamp 2026-12-01 07:47:40 is 34193456.69284591 s in the future
+tar: ./usr/lib/locale/ckb_IQ: time stamp 2026-12-01 07:47:40 is 34193456.69283731 s in the future
+tar: ./usr/lib/locale/cmn_TW: time stamp 2026-12-01 07:47:40 is 34193456.69282927 s in the future
+tar: ./usr/lib/locale/crh_RU: time stamp 2026-12-01 07:47:40 is 34193456.69281999 s in the future
+tar: ./usr/lib/locale/crh_UA: time stamp 2026-12-01 07:47:40 is 34193456.69281119 s in the future
+tar: ./usr/lib/locale/cs_CZ: time stamp 2026-12-01 07:47:40 is 34193456.69280255 s in the future
+tar: ./usr/lib/locale/cs_CZ.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69279347 s in the future
+tar: ./usr/lib/locale/csb_PL: time stamp 2026-12-01 07:47:40 is 34193456.69278495 s in the future
+tar: ./usr/lib/locale/cv_RU: time stamp 2026-12-01 07:47:40 is 34193456.69277631 s in the future
+tar: ./usr/lib/locale/cy_GB.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69276703 s in the future
+tar: ./usr/lib/locale/da_DK: time stamp 2026-12-01 07:47:40 is 34193456.69275783 s in the future
+tar: ./usr/lib/locale/da_DK.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69274871 s in the future
+tar: ./usr/lib/locale/de_AT: time stamp 2026-12-01 07:47:40 is 34193456.69273987 s in the future
+tar: ./usr/lib/locale/de_AT.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69273099 s in the future
+tar: ./usr/lib/locale/de_AT@euro: time stamp 2026-12-01 07:47:40 is 34193456.69272211 s in the future
+tar: ./usr/lib/locale/de_BE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69271259 s in the future
+tar: ./usr/lib/locale/de_BE: time stamp 2026-12-01 07:47:40 is 34193456.69270439 s in the future
+tar: ./usr/lib/locale/de_BE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69269491 s in the future
+tar: ./usr/lib/locale/de_BE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69268675 s in the future
+tar: ./usr/lib/locale/de_BE@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69267571 s in the future
+tar: ./usr/lib/locale/de_BE@euro: time stamp 2026-12-01 07:47:40 is 34193456.69266719 s in the future
+tar: ./usr/lib/locale/de_CH/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69265743 s in the future
+tar: ./usr/lib/locale/de_CH: time stamp 2026-12-01 07:47:40 is 34193456.69264919 s in the future
+tar: ./usr/lib/locale/de_CH.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69263939 s in the future
+tar: ./usr/lib/locale/de_CH.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69263087 s in the future
+tar: ./usr/lib/locale/de_DE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69262147 s in the future
+tar: ./usr/lib/locale/de_DE: time stamp 2026-12-01 07:47:40 is 34193456.69261319 s in the future
+tar: ./usr/lib/locale/de_DE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69260295 s in the future
+tar: ./usr/lib/locale/de_DE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69259439 s in the future
+tar: ./usr/lib/locale/de_DE@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69258499 s in the future
+tar: ./usr/lib/locale/de_DE@euro: time stamp 2026-12-01 07:47:40 is 34193456.69257643 s in the future
+tar: ./usr/lib/locale/de_IT/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69256707 s in the future
+tar: ./usr/lib/locale/de_IT: time stamp 2026-12-01 07:47:40 is 34193456.69255899 s in the future
+tar: ./usr/lib/locale/de_IT.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69254951 s in the future
+tar: ./usr/lib/locale/de_IT.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69254071 s in the future
+tar: ./usr/lib/locale/de_LI.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69253103 s in the future
+tar: ./usr/lib/locale/de_LI.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69252275 s in the future
+tar: ./usr/lib/locale/de_LU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69251295 s in the future
+tar: ./usr/lib/locale/de_LU: time stamp 2026-12-01 07:47:40 is 34193456.69250451 s in the future
+tar: ./usr/lib/locale/de_LU.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69249523 s in the future
+tar: ./usr/lib/locale/de_LU.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69248703 s in the future
+tar: ./usr/lib/locale/de_LU@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69247655 s in the future
+tar: ./usr/lib/locale/de_LU@euro: time stamp 2026-12-01 07:47:40 is 34193456.69246823 s in the future
+tar: ./usr/lib/locale/doi_IN: time stamp 2026-12-01 07:47:40 is 34193456.69245931 s in the future
+tar: ./usr/lib/locale/dsb_DE: time stamp 2026-12-01 07:47:40 is 34193456.69245067 s in the future
+tar: ./usr/lib/locale/dv_MV/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69244095 s in the future
+tar: ./usr/lib/locale/dv_MV: time stamp 2026-12-01 07:47:40 is 34193456.69243283 s in the future
+tar: ./usr/lib/locale/dz_BT: time stamp 2026-12-01 07:47:40 is 34193456.69242383 s in the future
+tar: ./usr/lib/locale/el_CY.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69241463 s in the future
+tar: ./usr/lib/locale/el_GR/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69240523 s in the future
+tar: ./usr/lib/locale/el_GR: time stamp 2026-12-01 07:47:40 is 34193456.69239703 s in the future
+tar: ./usr/lib/locale/el_GR.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69238743 s in the future
+tar: ./usr/lib/locale/el_GR.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69237943 s in the future
+tar: ./usr/lib/locale/el_GR@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69236983 s in the future
+tar: ./usr/lib/locale/el_GR@euro: time stamp 2026-12-01 07:47:40 is 34193456.69236131 s in the future
+tar: ./usr/lib/locale/en_AG: time stamp 2026-12-01 07:47:40 is 34193456.69235271 s in the future
+tar: ./usr/lib/locale/en_AU: time stamp 2026-12-01 07:47:40 is 34193456.69234355 s in the future
+tar: ./usr/lib/locale/en_AU.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69233443 s in the future
+tar: ./usr/lib/locale/en_AU.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69232579 s in the future
+tar: ./usr/lib/locale/en_BW/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69231655 s in the future
+tar: ./usr/lib/locale/en_BW: time stamp 2026-12-01 07:47:40 is 34193456.69230839 s in the future
+tar: ./usr/lib/locale/en_BW.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69229867 s in the future
+tar: ./usr/lib/locale/en_BW.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69229043 s in the future
+tar: ./usr/lib/locale/en_CA: time stamp 2026-12-01 07:47:40 is 34193456.69228135 s in the future
+tar: ./usr/lib/locale/en_CA.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69227271 s in the future
+tar: ./usr/lib/locale/en_DK: time stamp 2026-12-01 07:47:40 is 34193456.69226423 s in the future
+tar: ./usr/lib/locale/en_DK.iso885915: time stamp 2026-12-01 07:47:40 is 34193456.69225567 s in the future
+tar: ./usr/lib/locale/en_DK.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69224635 s in the future
+tar: ./usr/lib/locale/en_GB/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69223607 s in the future
+tar: ./usr/lib/locale/en_GB: time stamp 2026-12-01 07:47:40 is 34193456.69222803 s in the future
+tar: ./usr/lib/locale/en_GB.iso885915: time stamp 2026-12-01 07:47:40 is 34193456.69221943 s in the future
+tar: ./usr/lib/locale/en_GB.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69220943 s in the future
+tar: ./usr/lib/locale/en_GB.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69220071 s in the future
+tar: ./usr/lib/locale/en_HK/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69219143 s in the future
+tar: ./usr/lib/locale/en_HK: time stamp 2026-12-01 07:47:40 is 34193456.69218303 s in the future
+tar: ./usr/lib/locale/en_HK.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69217311 s in the future
+tar: ./usr/lib/locale/en_HK.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69216499 s in the future
+tar: ./usr/lib/locale/en_IE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69215555 s in the future
+tar: ./usr/lib/locale/en_IE: time stamp 2026-12-01 07:47:40 is 34193456.69214727 s in the future
+tar: ./usr/lib/locale/en_IE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69213803 s in the future
+tar: ./usr/lib/locale/en_IE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69212959 s in the future
+tar: ./usr/lib/locale/en_IE@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69211999 s in the future
+tar: ./usr/lib/locale/en_IE@euro: time stamp 2026-12-01 07:47:40 is 34193456.69211135 s in the future
+tar: ./usr/lib/locale/en_IL/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69210131 s in the future
+tar: ./usr/lib/locale/en_IL: time stamp 2026-12-01 07:47:40 is 34193456.69209295 s in the future
+tar: ./usr/lib/locale/en_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69208351 s in the future
+tar: ./usr/lib/locale/en_IN: time stamp 2026-12-01 07:47:40 is 34193456.69207531 s in the future
+tar: ./usr/lib/locale/en_NG/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69206615 s in the future
+tar: ./usr/lib/locale/en_NG: time stamp 2026-12-01 07:47:40 is 34193456.69205783 s in the future
+tar: ./usr/lib/locale/en_NZ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69204731 s in the future
+tar: ./usr/lib/locale/en_NZ: time stamp 2026-12-01 07:47:40 is 34193456.69203899 s in the future
+tar: ./usr/lib/locale/en_NZ.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69202851 s in the future
+tar: ./usr/lib/locale/en_NZ.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69202019 s in the future
+tar: ./usr/lib/locale/en_PH/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69201071 s in the future
+tar: ./usr/lib/locale/en_PH: time stamp 2026-12-01 07:47:40 is 34193456.69200255 s in the future
+tar: ./usr/lib/locale/en_PH.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69199275 s in the future
+tar: ./usr/lib/locale/en_PH.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69198467 s in the future
+tar: ./usr/lib/locale/en_SC.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69197511 s in the future
+tar: ./usr/lib/locale/en_SC.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69196707 s in the future
+tar: ./usr/lib/locale/en_SG/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69195763 s in the future
+tar: ./usr/lib/locale/en_SG: time stamp 2026-12-01 07:47:40 is 34193456.69194895 s in the future
+tar: ./usr/lib/locale/en_SG.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69193955 s in the future
+tar: ./usr/lib/locale/en_SG.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69193075 s in the future
+tar: ./usr/lib/locale/en_US/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69192095 s in the future
+tar: ./usr/lib/locale/en_US: time stamp 2026-12-01 07:47:40 is 34193456.69191267 s in the future
+tar: ./usr/lib/locale/en_US.iso885915/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69190319 s in the future
+tar: ./usr/lib/locale/en_US.iso885915: time stamp 2026-12-01 07:47:40 is 34193456.69189495 s in the future
+tar: ./usr/lib/locale/en_US.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69188567 s in the future
+tar: ./usr/lib/locale/en_US.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69187747 s in the future
+tar: ./usr/lib/locale/en_ZA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69186695 s in the future
+tar: ./usr/lib/locale/en_ZA: time stamp 2026-12-01 07:47:40 is 34193456.69185855 s in the future
+tar: ./usr/lib/locale/en_ZA.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69184847 s in the future
+tar: ./usr/lib/locale/en_ZA.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69184035 s in the future
+tar: ./usr/lib/locale/en_ZM/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69183035 s in the future
+tar: ./usr/lib/locale/en_ZM: time stamp 2026-12-01 07:47:40 is 34193456.69182207 s in the future
+tar: ./usr/lib/locale/en_ZW/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69181271 s in the future
+tar: ./usr/lib/locale/en_ZW: time stamp 2026-12-01 07:47:40 is 34193456.69180403 s in the future
+tar: ./usr/lib/locale/en_ZW.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69179403 s in the future
+tar: ./usr/lib/locale/en_ZW.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69178583 s in the future
+tar: ./usr/lib/locale/eo: time stamp 2026-12-01 07:47:40 is 34193456.69177651 s in the future
+tar: ./usr/lib/locale/es_AR/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69176707 s in the future
+tar: ./usr/lib/locale/es_AR: time stamp 2026-12-01 07:47:40 is 34193456.69175899 s in the future
+tar: ./usr/lib/locale/es_AR.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69174987 s in the future
+tar: ./usr/lib/locale/es_AR.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69174119 s in the future
+tar: ./usr/lib/locale/es_BO/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69173135 s in the future
+tar: ./usr/lib/locale/es_BO: time stamp 2026-12-01 07:47:40 is 34193456.69172323 s in the future
+tar: ./usr/lib/locale/es_BO.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69171339 s in the future
+tar: ./usr/lib/locale/es_BO.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69170511 s in the future
+tar: ./usr/lib/locale/es_CL/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69169583 s in the future
+tar: ./usr/lib/locale/es_CL: time stamp 2026-12-01 07:47:40 is 34193456.69168755 s in the future
+tar: ./usr/lib/locale/es_CL.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69167767 s in the future
+tar: ./usr/lib/locale/es_CL.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69166939 s in the future
+tar: ./usr/lib/locale/es_CO/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69165971 s in the future
+tar: ./usr/lib/locale/es_CO: time stamp 2026-12-01 07:47:40 is 34193456.69165095 s in the future
+tar: ./usr/lib/locale/es_CO.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69164119 s in the future
+tar: ./usr/lib/locale/es_CO.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69163271 s in the future
+tar: ./usr/lib/locale/es_CR/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69162295 s in the future
+tar: ./usr/lib/locale/es_CR: time stamp 2026-12-01 07:47:40 is 34193456.69161423 s in the future
+tar: ./usr/lib/locale/es_CR.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69160507 s in the future
+tar: ./usr/lib/locale/es_CR.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69159655 s in the future
+tar: ./usr/lib/locale/es_CU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69158723 s in the future
+tar: ./usr/lib/locale/es_CU: time stamp 2026-12-01 07:47:40 is 34193456.69157883 s in the future
+tar: ./usr/lib/locale/es_DO/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69156835 s in the future
+tar: ./usr/lib/locale/es_DO: time stamp 2026-12-01 07:47:40 is 34193456.69155943 s in the future
+tar: ./usr/lib/locale/es_DO.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69154963 s in the future
+tar: ./usr/lib/locale/es_DO.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69154155 s in the future
+tar: ./usr/lib/locale/es_EC/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69153215 s in the future
+tar: ./usr/lib/locale/es_EC: time stamp 2026-12-01 07:47:40 is 34193456.69152375 s in the future
+tar: ./usr/lib/locale/es_EC.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69151395 s in the future
+tar: ./usr/lib/locale/es_EC.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69150551 s in the future
+tar: ./usr/lib/locale/es_ES/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69149539 s in the future
+tar: ./usr/lib/locale/es_ES: time stamp 2026-12-01 07:47:40 is 34193456.69148703 s in the future
+tar: ./usr/lib/locale/es_ES.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69147735 s in the future
+tar: ./usr/lib/locale/es_ES.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69146923 s in the future
+tar: ./usr/lib/locale/es_ES@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69145959 s in the future
+tar: ./usr/lib/locale/es_ES@euro: time stamp 2026-12-01 07:47:40 is 34193456.69145143 s in the future
+tar: ./usr/lib/locale/es_GT/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69144203 s in the future
+tar: ./usr/lib/locale/es_GT: time stamp 2026-12-01 07:47:40 is 34193456.69143291 s in the future
+tar: ./usr/lib/locale/es_GT.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69142387 s in the future
+tar: ./usr/lib/locale/es_GT.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69141583 s in the future
+tar: ./usr/lib/locale/es_HN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69140679 s in the future
+tar: ./usr/lib/locale/es_HN: time stamp 2026-12-01 07:47:40 is 34193456.69139843 s in the future
+tar: ./usr/lib/locale/es_HN.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69138783 s in the future
+tar: ./usr/lib/locale/es_HN.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69137951 s in the future
+tar: ./usr/lib/locale/es_MX/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69136955 s in the future
+tar: ./usr/lib/locale/es_MX: time stamp 2026-12-01 07:47:40 is 34193456.69136083 s in the future
+tar: ./usr/lib/locale/es_MX.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69135147 s in the future
+tar: ./usr/lib/locale/es_MX.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69134307 s in the future
+tar: ./usr/lib/locale/es_NI/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69133367 s in the future
+tar: ./usr/lib/locale/es_NI: time stamp 2026-12-01 07:47:40 is 34193456.69132563 s in the future
+tar: ./usr/lib/locale/es_NI.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69131619 s in the future
+tar: ./usr/lib/locale/es_NI.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69130775 s in the future
+tar: ./usr/lib/locale/es_PA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69129827 s in the future
+tar: ./usr/lib/locale/es_PA: time stamp 2026-12-01 07:47:40 is 34193456.69129003 s in the future
+tar: ./usr/lib/locale/es_PA.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69127983 s in the future
+tar: ./usr/lib/locale/es_PA.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69127155 s in the future
+tar: ./usr/lib/locale/es_PE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69126115 s in the future
+tar: ./usr/lib/locale/es_PE: time stamp 2026-12-01 07:47:40 is 34193456.69125299 s in the future
+tar: ./usr/lib/locale/es_PE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69124295 s in the future
+tar: ./usr/lib/locale/es_PE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69123479 s in the future
+tar: ./usr/lib/locale/es_PR/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69122543 s in the future
+tar: ./usr/lib/locale/es_PR: time stamp 2026-12-01 07:47:40 is 34193456.69121727 s in the future
+tar: ./usr/lib/locale/es_PR.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69120655 s in the future
+tar: ./usr/lib/locale/es_PR.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69119831 s in the future
+tar: ./usr/lib/locale/es_PY/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69118899 s in the future
+tar: ./usr/lib/locale/es_PY: time stamp 2026-12-01 07:47:40 is 34193456.69118039 s in the future
+tar: ./usr/lib/locale/es_PY.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69117071 s in the future
+tar: ./usr/lib/locale/es_PY.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69116227 s in the future
+tar: ./usr/lib/locale/es_SV/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69115283 s in the future
+tar: ./usr/lib/locale/es_SV: time stamp 2026-12-01 07:47:40 is 34193456.69114455 s in the future
+tar: ./usr/lib/locale/es_SV.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69113459 s in the future
+tar: ./usr/lib/locale/es_SV.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69112595 s in the future
+tar: ./usr/lib/locale/es_US/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69111627 s in the future
+tar: ./usr/lib/locale/es_US: time stamp 2026-12-01 07:47:40 is 34193456.69110763 s in the future
+tar: ./usr/lib/locale/es_US.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69109819 s in the future
+tar: ./usr/lib/locale/es_US.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69108995 s in the future
+tar: ./usr/lib/locale/es_UY/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69108095 s in the future
+tar: ./usr/lib/locale/es_UY: time stamp 2026-12-01 07:47:40 is 34193456.69107227 s in the future
+tar: ./usr/lib/locale/es_UY.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69106395 s in the future
+tar: ./usr/lib/locale/es_UY.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69105559 s in the future
+tar: ./usr/lib/locale/es_VE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69104543 s in the future
+tar: ./usr/lib/locale/es_VE: time stamp 2026-12-01 07:47:40 is 34193456.69103723 s in the future
+tar: ./usr/lib/locale/es_VE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69102751 s in the future
+tar: ./usr/lib/locale/es_VE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69101903 s in the future
+tar: ./usr/lib/locale/et_EE: time stamp 2026-12-01 07:47:40 is 34193456.69101007 s in the future
+tar: ./usr/lib/locale/et_EE.iso885915: time stamp 2026-12-01 07:47:40 is 34193456.69100119 s in the future
+tar: ./usr/lib/locale/et_EE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69099211 s in the future
+tar: ./usr/lib/locale/eu_ES: time stamp 2026-12-01 07:47:40 is 34193456.69098283 s in the future
+tar: ./usr/lib/locale/eu_ES.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69097431 s in the future
+tar: ./usr/lib/locale/eu_ES@euro: time stamp 2026-12-01 07:47:40 is 34193456.69096539 s in the future
+tar: ./usr/lib/locale/eu_FR/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69095539 s in the future
+tar: ./usr/lib/locale/eu_FR: time stamp 2026-12-01 07:47:40 is 34193456.69094675 s in the future
+tar: ./usr/lib/locale/eu_FR.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69093543 s in the future
+tar: ./usr/lib/locale/eu_FR.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69092707 s in the future
+tar: ./usr/lib/locale/eu_FR@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69090531 s in the future
+tar: ./usr/lib/locale/eu_FR@euro: time stamp 2026-12-01 07:47:40 is 34193456.69089303 s in the future
+tar: ./usr/lib/locale/fa_IR: time stamp 2026-12-01 07:47:40 is 34193456.69088563 s in the future
+tar: ./usr/lib/locale/ff_SN: time stamp 2026-12-01 07:47:40 is 34193456.69087731 s in the future
+tar: ./usr/lib/locale/fi_FI: time stamp 2026-12-01 07:47:40 is 34193456.69086863 s in the future
+tar: ./usr/lib/locale/fi_FI.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69085927 s in the future
+tar: ./usr/lib/locale/fi_FI@euro: time stamp 2026-12-01 07:47:40 is 34193456.69085003 s in the future
+tar: ./usr/lib/locale/fil_PH: time stamp 2026-12-01 07:47:40 is 34193456.69084059 s in the future
+tar: ./usr/lib/locale/fo_FO: time stamp 2026-12-01 07:47:40 is 34193456.69083179 s in the future
+tar: ./usr/lib/locale/fo_FO.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69082259 s in the future
+tar: ./usr/lib/locale/fr_BE: time stamp 2026-12-01 07:47:40 is 34193456.69081359 s in the future
+tar: ./usr/lib/locale/fr_BE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69080483 s in the future
+tar: ./usr/lib/locale/fr_BE@euro: time stamp 2026-12-01 07:47:40 is 34193456.69079543 s in the future
+tar: ./usr/lib/locale/fr_CA: time stamp 2026-12-01 07:47:40 is 34193456.69078683 s in the future
+tar: ./usr/lib/locale/fr_CA.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69077803 s in the future
+tar: ./usr/lib/locale/fr_CH: time stamp 2026-12-01 07:47:40 is 34193456.69077075 s in the future
+tar: ./usr/lib/locale/fr_CH.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69076207 s in the future
+tar: ./usr/lib/locale/fr_FR/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69075259 s in the future
+tar: ./usr/lib/locale/fr_FR: time stamp 2026-12-01 07:47:40 is 34193456.69074391 s in the future
+tar: ./usr/lib/locale/fr_FR.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69073343 s in the future
+tar: ./usr/lib/locale/fr_FR.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69072515 s in the future
+tar: ./usr/lib/locale/fr_FR@euro: time stamp 2026-12-01 07:47:40 is 34193456.69071631 s in the future
+tar: ./usr/lib/locale/fr_LU/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69070635 s in the future
+tar: ./usr/lib/locale/fr_LU: time stamp 2026-12-01 07:47:40 is 34193456.69069795 s in the future
+tar: ./usr/lib/locale/fr_LU.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69068931 s in the future
+tar: ./usr/lib/locale/fr_LU.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69068031 s in the future
+tar: ./usr/lib/locale/fr_LU@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69067071 s in the future
+tar: ./usr/lib/locale/fr_LU@euro: time stamp 2026-12-01 07:47:40 is 34193456.69066243 s in the future
+tar: ./usr/lib/locale/fur_IT: time stamp 2026-12-01 07:47:40 is 34193456.69065347 s in the future
+tar: ./usr/lib/locale/fy_DE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69064363 s in the future
+tar: ./usr/lib/locale/fy_DE: time stamp 2026-12-01 07:47:40 is 34193456.69063531 s in the future
+tar: ./usr/lib/locale/fy_NL/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69062623 s in the future
+tar: ./usr/lib/locale/fy_NL: time stamp 2026-12-01 07:47:40 is 34193456.69061803 s in the future
+tar: ./usr/lib/locale/ga_IE: time stamp 2026-12-01 07:47:40 is 34193456.69060947 s in the future
+tar: ./usr/lib/locale/ga_IE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69059959 s in the future
+tar: ./usr/lib/locale/ga_IE@euro: time stamp 2026-12-01 07:47:40 is 34193456.69059075 s in the future
+tar: ./usr/lib/locale/gbm_IN: time stamp 2026-12-01 07:47:40 is 34193456.69058155 s in the future
+tar: ./usr/lib/locale/gd_GB: time stamp 2026-12-01 07:47:40 is 34193456.69057267 s in the future
+tar: ./usr/lib/locale/gd_GB.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69056383 s in the future
+tar: ./usr/lib/locale/gez_ER/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69055419 s in the future
+tar: ./usr/lib/locale/gez_ER: time stamp 2026-12-01 07:47:40 is 34193456.69054615 s in the future
+tar: ./usr/lib/locale/gez_ER@abegede/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69053835 s in the future
+tar: ./usr/lib/locale/gez_ER@abegede: time stamp 2026-12-01 07:47:40 is 34193456.69052975 s in the future
+tar: ./usr/lib/locale/gez_ET: time stamp 2026-12-01 07:47:40 is 34193456.69052115 s in the future
+tar: ./usr/lib/locale/gez_ET@abegede/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69051163 s in the future
+tar: ./usr/lib/locale/gez_ET@abegede: time stamp 2026-12-01 07:47:40 is 34193456.69050355 s in the future
+tar: ./usr/lib/locale/gl_ES: time stamp 2026-12-01 07:47:40 is 34193456.69049451 s in the future
+tar: ./usr/lib/locale/gl_ES.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69048591 s in the future
+tar: ./usr/lib/locale/gl_ES@euro: time stamp 2026-12-01 07:47:40 is 34193456.69047675 s in the future
+tar: ./usr/lib/locale/gu_IN: time stamp 2026-12-01 07:47:40 is 34193456.69046731 s in the future
+tar: ./usr/lib/locale/gv_GB: time stamp 2026-12-01 07:47:40 is 34193456.69045863 s in the future
+tar: ./usr/lib/locale/gv_GB.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69044887 s in the future
+tar: ./usr/lib/locale/gv_GB.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69044075 s in the future
+tar: ./usr/lib/locale/ha_NG: time stamp 2026-12-01 07:47:40 is 34193456.69043127 s in the future
+tar: ./usr/lib/locale/hak_TW: time stamp 2026-12-01 07:47:40 is 34193456.69042203 s in the future
+tar: ./usr/lib/locale/he_IL.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69041315 s in the future
+tar: ./usr/lib/locale/hi_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69040379 s in the future
+tar: ./usr/lib/locale/hi_IN: time stamp 2026-12-01 07:47:40 is 34193456.69039551 s in the future
+tar: ./usr/lib/locale/hif_FJ: time stamp 2026-12-01 07:47:40 is 34193456.69038683 s in the future
+tar: ./usr/lib/locale/hne_IN: time stamp 2026-12-01 07:47:40 is 34193456.69037739 s in the future
+tar: ./usr/lib/locale/hr_HR/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69036747 s in the future
+tar: ./usr/lib/locale/hr_HR: time stamp 2026-12-01 07:47:40 is 34193456.69035879 s in the future
+tar: ./usr/lib/locale/hr_HR.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69034935 s in the future
+tar: ./usr/lib/locale/hr_HR.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69034095 s in the future
+tar: ./usr/lib/locale/hsb_DE: time stamp 2026-12-01 07:47:40 is 34193456.69033255 s in the future
+tar: ./usr/lib/locale/hsb_DE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69032303 s in the future
+tar: ./usr/lib/locale/ht_HT: time stamp 2026-12-01 07:47:40 is 34193456.69031451 s in the future
+tar: ./usr/lib/locale/hu_HU: time stamp 2026-12-01 07:47:40 is 34193456.69030491 s in the future
+tar: ./usr/lib/locale/hu_HU.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69029559 s in the future
+tar: ./usr/lib/locale/hy_AM: time stamp 2026-12-01 07:47:40 is 34193456.69028659 s in the future
+tar: ./usr/lib/locale/ia_FR: time stamp 2026-12-01 07:47:40 is 34193456.69027771 s in the future
+tar: ./usr/lib/locale/id_ID: time stamp 2026-12-01 07:47:40 is 34193456.69026887 s in the future
+tar: ./usr/lib/locale/id_ID.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69025975 s in the future
+tar: ./usr/lib/locale/ig_NG: time stamp 2026-12-01 07:47:40 is 34193456.69025055 s in the future
+tar: ./usr/lib/locale/ik_CA: time stamp 2026-12-01 07:47:40 is 34193456.69024127 s in the future
+tar: ./usr/lib/locale/is_IS: time stamp 2026-12-01 07:47:40 is 34193456.69023259 s in the future
+tar: ./usr/lib/locale/is_IS.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69022399 s in the future
+tar: ./usr/lib/locale/it_CH: time stamp 2026-12-01 07:47:40 is 34193456.69021507 s in the future
+tar: ./usr/lib/locale/it_CH.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69020495 s in the future
+tar: ./usr/lib/locale/it_CH.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69019659 s in the future
+tar: ./usr/lib/locale/it_IT: time stamp 2026-12-01 07:47:40 is 34193456.69018711 s in the future
+tar: ./usr/lib/locale/it_IT.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69017803 s in the future
+tar: ./usr/lib/locale/it_IT@euro: time stamp 2026-12-01 07:47:40 is 34193456.69016915 s in the future
+tar: ./usr/lib/locale/iu_CA: time stamp 2026-12-01 07:47:40 is 34193456.69016027 s in the future
+tar: ./usr/lib/locale/ja_JP.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69015151 s in the future
+tar: ./usr/lib/locale/ka_GE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69014307 s in the future
+tar: ./usr/lib/locale/kab_DZ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.69013367 s in the future
+tar: ./usr/lib/locale/kab_DZ: time stamp 2026-12-01 07:47:40 is 34193456.69012479 s in the future
+tar: ./usr/lib/locale/kk_KZ.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69011563 s in the future
+tar: ./usr/lib/locale/kl_GL: time stamp 2026-12-01 07:47:40 is 34193456.69010715 s in the future
+tar: ./usr/lib/locale/kl_GL.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69009851 s in the future
+tar: ./usr/lib/locale/km_KH: time stamp 2026-12-01 07:47:40 is 34193456.69008955 s in the future
+tar: ./usr/lib/locale/kn_IN: time stamp 2026-12-01 07:47:40 is 34193456.69008095 s in the future
+tar: ./usr/lib/locale/ko_KR.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69007183 s in the future
+tar: ./usr/lib/locale/kok_IN: time stamp 2026-12-01 07:47:40 is 34193456.69006307 s in the future
+tar: ./usr/lib/locale/ks_IN: time stamp 2026-12-01 07:47:40 is 34193456.69005411 s in the future
+tar: ./usr/lib/locale/ks_IN@devanagari: time stamp 2026-12-01 07:47:40 is 34193456.69004499 s in the future
+tar: ./usr/lib/locale/ku_TR.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69003651 s in the future
+tar: ./usr/lib/locale/kv_RU: time stamp 2026-12-01 07:47:40 is 34193456.69002727 s in the future
+tar: ./usr/lib/locale/kw_GB: time stamp 2026-12-01 07:47:40 is 34193456.69001839 s in the future
+tar: ./usr/lib/locale/kw_GB.utf8: time stamp 2026-12-01 07:47:40 is 34193456.69000931 s in the future
+tar: ./usr/lib/locale/ky_KG: time stamp 2026-12-01 07:47:40 is 34193456.68999959 s in the future
+tar: ./usr/lib/locale/lb_LU: time stamp 2026-12-01 07:47:40 is 34193456.68999075 s in the future
+tar: ./usr/lib/locale/lg_UG.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68998211 s in the future
+tar: ./usr/lib/locale/li_BE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68997183 s in the future
+tar: ./usr/lib/locale/li_BE: time stamp 2026-12-01 07:47:40 is 34193456.68996363 s in the future
+tar: ./usr/lib/locale/li_NL: time stamp 2026-12-01 07:47:40 is 34193456.68995483 s in the future
+tar: ./usr/lib/locale/lij_IT: time stamp 2026-12-01 07:47:40 is 34193456.68994615 s in the future
+tar: ./usr/lib/locale/ln_CD: time stamp 2026-12-01 07:47:40 is 34193456.68993679 s in the future
+tar: ./usr/lib/locale/lo_LA: time stamp 2026-12-01 07:47:40 is 34193456.68992839 s in the future
+tar: ./usr/lib/locale/lt_LT.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68991915 s in the future
+tar: ./usr/lib/locale/ltg_LV.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68991075 s in the future
+tar: ./usr/lib/locale/lv_LV: time stamp 2026-12-01 07:47:40 is 34193456.68990379 s in the future
+tar: ./usr/lib/locale/lv_LV.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68989499 s in the future
+tar: ./usr/lib/locale/lzh_TW: time stamp 2026-12-01 07:47:40 is 34193456.68988667 s in the future
+tar: ./usr/lib/locale/mag_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68987715 s in the future
+tar: ./usr/lib/locale/mag_IN: time stamp 2026-12-01 07:47:40 is 34193456.68986895 s in the future
+tar: ./usr/lib/locale/mai_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68985935 s in the future
+tar: ./usr/lib/locale/mai_IN: time stamp 2026-12-01 07:47:40 is 34193456.68985083 s in the future
+tar: ./usr/lib/locale/mai_NP/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68984359 s in the future
+tar: ./usr/lib/locale/mai_NP: time stamp 2026-12-01 07:47:40 is 34193456.68983539 s in the future
+tar: ./usr/lib/locale/mdf_RU: time stamp 2026-12-01 07:47:40 is 34193456.68982603 s in the future
+tar: ./usr/lib/locale/mfe_MU: time stamp 2026-12-01 07:47:40 is 34193456.68981727 s in the future
+tar: ./usr/lib/locale/mg_MG: time stamp 2026-12-01 07:47:40 is 34193456.68980827 s in the future
+tar: ./usr/lib/locale/mg_MG.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68979971 s in the future
+tar: ./usr/lib/locale/mhr_RU: time stamp 2026-12-01 07:47:40 is 34193456.68979231 s in the future
+tar: ./usr/lib/locale/mi_NZ: time stamp 2026-12-01 07:47:40 is 34193456.68978375 s in the future
+tar: ./usr/lib/locale/mi_NZ.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68977475 s in the future
+tar: ./usr/lib/locale/miq_NI/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68976463 s in the future
+tar: ./usr/lib/locale/miq_NI: time stamp 2026-12-01 07:47:40 is 34193456.68975627 s in the future
+tar: ./usr/lib/locale/mjw_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68974699 s in the future
+tar: ./usr/lib/locale/mjw_IN: time stamp 2026-12-01 07:47:40 is 34193456.68973867 s in the future
+tar: ./usr/lib/locale/mk_MK.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68973015 s in the future
+tar: ./usr/lib/locale/ml_IN: time stamp 2026-12-01 07:47:40 is 34193456.68972167 s in the future
+tar: ./usr/lib/locale/mn_MN: time stamp 2026-12-01 07:47:40 is 34193456.68971339 s in the future
+tar: ./usr/lib/locale/mni_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68970367 s in the future
+tar: ./usr/lib/locale/mni_IN: time stamp 2026-12-01 07:47:40 is 34193456.68969511 s in the future
+tar: ./usr/lib/locale/mnw_MM: time stamp 2026-12-01 07:47:40 is 34193456.68968627 s in the future
+tar: ./usr/lib/locale/mr_IN: time stamp 2026-12-01 07:47:40 is 34193456.68967727 s in the future
+tar: ./usr/lib/locale/ms_MY/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68966819 s in the future
+tar: ./usr/lib/locale/ms_MY: time stamp 2026-12-01 07:47:40 is 34193456.68965959 s in the future
+tar: ./usr/lib/locale/ms_MY.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68964971 s in the future
+tar: ./usr/lib/locale/ms_MY.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68964103 s in the future
+tar: ./usr/lib/locale/mt_MT.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68963247 s in the future
+tar: ./usr/lib/locale/my_MM: time stamp 2026-12-01 07:47:40 is 34193456.68962379 s in the future
+tar: ./usr/lib/locale/nan_TW: time stamp 2026-12-01 07:47:40 is 34193456.68961551 s in the future
+tar: ./usr/lib/locale/nan_TW@latin: time stamp 2026-12-01 07:47:40 is 34193456.68960663 s in the future
+tar: ./usr/lib/locale/nb_NO: time stamp 2026-12-01 07:47:40 is 34193456.68959827 s in the future
+tar: ./usr/lib/locale/nb_NO.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68958979 s in the future
+tar: ./usr/lib/locale/nds_DE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68958007 s in the future
+tar: ./usr/lib/locale/nds_DE: time stamp 2026-12-01 07:47:40 is 34193456.68957187 s in the future
+tar: ./usr/lib/locale/nds_NL/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68955027 s in the future
+tar: ./usr/lib/locale/nds_NL: time stamp 2026-12-01 07:47:40 is 34193456.68953819 s in the future
+tar: ./usr/lib/locale/ne_NP: time stamp 2026-12-01 07:47:40 is 34193456.68952883 s in the future
+tar: ./usr/lib/locale/nhn_MX: time stamp 2026-12-01 07:47:40 is 34193456.68951955 s in the future
+tar: ./usr/lib/locale/niu_NU: time stamp 2026-12-01 07:47:40 is 34193456.68951083 s in the future
+tar: ./usr/lib/locale/niu_NZ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68950067 s in the future
+tar: ./usr/lib/locale/niu_NZ: time stamp 2026-12-01 07:47:40 is 34193456.68949255 s in the future
+tar: ./usr/lib/locale/nl_AW/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68948247 s in the future
+tar: ./usr/lib/locale/nl_AW: time stamp 2026-12-01 07:47:40 is 34193456.68947407 s in the future
+tar: ./usr/lib/locale/nl_BE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68946475 s in the future
+tar: ./usr/lib/locale/nl_BE: time stamp 2026-12-01 07:47:40 is 34193456.68945659 s in the future
+tar: ./usr/lib/locale/nl_BE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68944671 s in the future
+tar: ./usr/lib/locale/nl_BE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68943807 s in the future
+tar: ./usr/lib/locale/nl_BE@euro: time stamp 2026-12-01 07:47:40 is 34193456.68942883 s in the future
+tar: ./usr/lib/locale/nl_NL/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68941963 s in the future
+tar: ./usr/lib/locale/nl_NL: time stamp 2026-12-01 07:47:40 is 34193456.68941143 s in the future
+tar: ./usr/lib/locale/nl_NL.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68940183 s in the future
+tar: ./usr/lib/locale/nl_NL.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68939371 s in the future
+tar: ./usr/lib/locale/nl_NL@euro/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68938299 s in the future
+tar: ./usr/lib/locale/nl_NL@euro: time stamp 2026-12-01 07:47:40 is 34193456.68937451 s in the future
+tar: ./usr/lib/locale/nn_NO/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68936479 s in the future
+tar: ./usr/lib/locale/nn_NO: time stamp 2026-12-01 07:47:40 is 34193456.68935635 s in the future
+tar: ./usr/lib/locale/nn_NO.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68934611 s in the future
+tar: ./usr/lib/locale/nn_NO.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68933771 s in the future
+tar: ./usr/lib/locale/nr_ZA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68932807 s in the future
+tar: ./usr/lib/locale/nr_ZA: time stamp 2026-12-01 07:47:40 is 34193456.68931943 s in the future
+tar: ./usr/lib/locale/nso_ZA: time stamp 2026-12-01 07:47:40 is 34193456.68931047 s in the future
+tar: ./usr/lib/locale/oc_FR: time stamp 2026-12-01 07:47:40 is 34193456.68930147 s in the future
+tar: ./usr/lib/locale/oc_FR.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68929223 s in the future
+tar: ./usr/lib/locale/om_ET: time stamp 2026-12-01 07:47:40 is 34193456.68928295 s in the future
+tar: ./usr/lib/locale/om_KE: time stamp 2026-12-01 07:47:40 is 34193456.68927435 s in the future
+tar: ./usr/lib/locale/om_KE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68926439 s in the future
+tar: ./usr/lib/locale/om_KE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68925523 s in the future
+tar: ./usr/lib/locale/or_IN: time stamp 2026-12-01 07:47:40 is 34193456.68924651 s in the future
+tar: ./usr/lib/locale/os_RU: time stamp 2026-12-01 07:47:40 is 34193456.68923859 s in the future
+tar: ./usr/lib/locale/pa_IN: time stamp 2026-12-01 07:47:40 is 34193456.68923023 s in the future
+tar: ./usr/lib/locale/pa_PK: time stamp 2026-12-01 07:47:40 is 34193456.68922167 s in the future
+tar: ./usr/lib/locale/pap_AW: time stamp 2026-12-01 07:47:40 is 34193456.68921291 s in the future
+tar: ./usr/lib/locale/pap_CW/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68920371 s in the future
+tar: ./usr/lib/locale/pap_CW: time stamp 2026-12-01 07:47:40 is 34193456.68919531 s in the future
+tar: ./usr/lib/locale/pl_PL: time stamp 2026-12-01 07:47:40 is 34193456.68918631 s in the future
+tar: ./usr/lib/locale/pl_PL.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68917755 s in the future
+tar: ./usr/lib/locale/ps_AF: time stamp 2026-12-01 07:47:40 is 34193456.68916887 s in the future
+tar: ./usr/lib/locale/pt_BR: time stamp 2026-12-01 07:47:40 is 34193456.68916043 s in the future
+tar: ./usr/lib/locale/pt_BR.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68915179 s in the future
+tar: ./usr/lib/locale/pt_PT/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68914183 s in the future
+tar: ./usr/lib/locale/pt_PT: time stamp 2026-12-01 07:47:40 is 34193456.68913327 s in the future
+tar: ./usr/lib/locale/pt_PT.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68912379 s in the future
+tar: ./usr/lib/locale/pt_PT.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68911559 s in the future
+tar: ./usr/lib/locale/pt_PT@euro: time stamp 2026-12-01 07:47:40 is 34193456.68910703 s in the future
+tar: ./usr/lib/locale/quz_PE: time stamp 2026-12-01 07:47:40 is 34193456.68909823 s in the future
+tar: ./usr/lib/locale/raj_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68908883 s in the future
+tar: ./usr/lib/locale/raj_IN: time stamp 2026-12-01 07:47:40 is 34193456.68908079 s in the future
+tar: ./usr/lib/locale/rif_MA: time stamp 2026-12-01 07:47:40 is 34193456.68907167 s in the future
+tar: ./usr/lib/locale/ro_RO: time stamp 2026-12-01 07:47:40 is 34193456.68906299 s in the future
+tar: ./usr/lib/locale/ro_RO.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68905435 s in the future
+tar: ./usr/lib/locale/ru_RU: time stamp 2026-12-01 07:47:40 is 34193456.68904567 s in the future
+tar: ./usr/lib/locale/ru_RU.cp1251: time stamp 2026-12-01 07:47:40 is 34193456.68903703 s in the future
+tar: ./usr/lib/locale/ru_RU.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68902803 s in the future
+tar: ./usr/lib/locale/ru_UA.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68901835 s in the future
+tar: ./usr/lib/locale/ru_UA.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68900983 s in the future
+tar: ./usr/lib/locale/rw_RW: time stamp 2026-12-01 07:47:40 is 34193456.68900147 s in the future
+tar: ./usr/lib/locale/sa_IN: time stamp 2026-12-01 07:47:40 is 34193456.68899323 s in the future
+tar: ./usr/lib/locale/sah_RU: time stamp 2026-12-01 07:47:40 is 34193456.68898495 s in the future
+tar: ./usr/lib/locale/sat_IN: time stamp 2026-12-01 07:47:40 is 34193456.68897631 s in the future
+tar: ./usr/lib/locale/sc_IT: time stamp 2026-12-01 07:47:40 is 34193456.68896811 s in the future
+tar: ./usr/lib/locale/scn_IT: time stamp 2026-12-01 07:47:40 is 34193456.68895895 s in the future
+tar: ./usr/lib/locale/sd_IN/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68894955 s in the future
+tar: ./usr/lib/locale/sd_IN: time stamp 2026-12-01 07:47:40 is 34193456.68894143 s in the future
+tar: ./usr/lib/locale/sd_IN@devanagari/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68893191 s in the future
+tar: ./usr/lib/locale/sd_IN@devanagari: time stamp 2026-12-01 07:47:40 is 34193456.68892375 s in the future
+tar: ./usr/lib/locale/se_NO: time stamp 2026-12-01 07:47:40 is 34193456.68891543 s in the future
+tar: ./usr/lib/locale/sgs_LT: time stamp 2026-12-01 07:47:40 is 34193456.68890667 s in the future
+tar: ./usr/lib/locale/shn_MM: time stamp 2026-12-01 07:47:40 is 34193456.68889799 s in the future
+tar: ./usr/lib/locale/shs_CA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68888819 s in the future
+tar: ./usr/lib/locale/shs_CA: time stamp 2026-12-01 07:47:40 is 34193456.68888007 s in the future
+tar: ./usr/lib/locale/si_LK: time stamp 2026-12-01 07:47:40 is 34193456.68887051 s in the future
+tar: ./usr/lib/locale/sid_ET/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68886079 s in the future
+tar: ./usr/lib/locale/sid_ET: time stamp 2026-12-01 07:47:40 is 34193456.68885263 s in the future
+tar: ./usr/lib/locale/sk_SK: time stamp 2026-12-01 07:47:40 is 34193456.68884359 s in the future
+tar: ./usr/lib/locale/sk_SK.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68883483 s in the future
+tar: ./usr/lib/locale/sl_SI: time stamp 2026-12-01 07:47:40 is 34193456.68882583 s in the future
+tar: ./usr/lib/locale/sl_SI.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68881671 s in the future
+tar: ./usr/lib/locale/sm_WS: time stamp 2026-12-01 07:47:40 is 34193456.68880831 s in the future
+tar: ./usr/lib/locale/so_DJ: time stamp 2026-12-01 07:47:40 is 34193456.68879955 s in the future
+tar: ./usr/lib/locale/so_DJ.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68879071 s in the future
+tar: ./usr/lib/locale/so_ET/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68878127 s in the future
+tar: ./usr/lib/locale/so_ET: time stamp 2026-12-01 07:47:40 is 34193456.68877283 s in the future
+tar: ./usr/lib/locale/so_KE: time stamp 2026-12-01 07:47:40 is 34193456.68876491 s in the future
+tar: ./usr/lib/locale/so_KE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68875571 s in the future
+tar: ./usr/lib/locale/so_SO/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68874651 s in the future
+tar: ./usr/lib/locale/so_SO: time stamp 2026-12-01 07:47:40 is 34193456.68873799 s in the future
+tar: ./usr/lib/locale/so_SO.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68872835 s in the future
+tar: ./usr/lib/locale/so_SO.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68872011 s in the future
+tar: ./usr/lib/locale/sq_AL: time stamp 2026-12-01 07:47:40 is 34193456.68870915 s in the future
+tar: ./usr/lib/locale/sq_AL.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68870063 s in the future
+tar: ./usr/lib/locale/sq_MK/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68869059 s in the future
+tar: ./usr/lib/locale/sq_MK: time stamp 2026-12-01 07:47:40 is 34193456.68868231 s in the future
+tar: ./usr/lib/locale/sr_ME: time stamp 2026-12-01 07:47:40 is 34193456.68867347 s in the future
+tar: ./usr/lib/locale/sr_RS/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68866427 s in the future
+tar: ./usr/lib/locale/sr_RS: time stamp 2026-12-01 07:47:40 is 34193456.68865619 s in the future
+tar: ./usr/lib/locale/sr_RS@latin/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68864539 s in the future
+tar: ./usr/lib/locale/sr_RS@latin: time stamp 2026-12-01 07:47:40 is 34193456.68863695 s in the future
+tar: ./usr/lib/locale/ss_ZA: time stamp 2026-12-01 07:47:40 is 34193456.68862831 s in the future
+tar: ./usr/lib/locale/ssy_ER/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68861795 s in the future
+tar: ./usr/lib/locale/ssy_ER: time stamp 2026-12-01 07:47:40 is 34193456.68860967 s in the future
+tar: ./usr/lib/locale/st_ZA/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68860031 s in the future
+tar: ./usr/lib/locale/st_ZA: time stamp 2026-12-01 07:47:40 is 34193456.68859183 s in the future
+tar: ./usr/lib/locale/st_ZA.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68858139 s in the future
+tar: ./usr/lib/locale/st_ZA.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68857327 s in the future
+tar: ./usr/lib/locale/su_ID: time stamp 2026-12-01 07:47:40 is 34193456.68856447 s in the future
+tar: ./usr/lib/locale/sv_FI: time stamp 2026-12-01 07:47:40 is 34193456.68855587 s in the future
+tar: ./usr/lib/locale/sv_FI.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68854851 s in the future
+tar: ./usr/lib/locale/sv_FI@euro: time stamp 2026-12-01 07:47:40 is 34193456.68853991 s in the future
+tar: ./usr/lib/locale/sv_SE/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68853207 s in the future
+tar: ./usr/lib/locale/sv_SE: time stamp 2026-12-01 07:47:40 is 34193456.68852367 s in the future
+tar: ./usr/lib/locale/sv_SE.iso885915/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68851407 s in the future
+tar: ./usr/lib/locale/sv_SE.iso885915: time stamp 2026-12-01 07:47:40 is 34193456.68850567 s in the future
+tar: ./usr/lib/locale/sv_SE.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68849611 s in the future
+tar: ./usr/lib/locale/sv_SE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68848751 s in the future
+tar: ./usr/lib/locale/sw_KE: time stamp 2026-12-01 07:47:40 is 34193456.68847859 s in the future
+tar: ./usr/lib/locale/sw_TZ/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68846931 s in the future
+tar: ./usr/lib/locale/sw_TZ: time stamp 2026-12-01 07:47:40 is 34193456.68846099 s in the future
+tar: ./usr/lib/locale/syr: time stamp 2026-12-01 07:47:40 is 34193456.68845219 s in the future
+tar: ./usr/lib/locale/szl_PL: time stamp 2026-12-01 07:47:40 is 34193456.68844367 s in the future
+tar: ./usr/lib/locale/ta_IN: time stamp 2026-12-01 07:47:40 is 34193456.68843487 s in the future
+tar: ./usr/lib/locale/ta_LK/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68842463 s in the future
+tar: ./usr/lib/locale/ta_LK: time stamp 2026-12-01 07:47:40 is 34193456.68841639 s in the future
+tar: ./usr/lib/locale/tcy_IN.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68840675 s in the future
+tar: ./usr/lib/locale/tcy_IN.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68839819 s in the future
+tar: ./usr/lib/locale/te_IN: time stamp 2026-12-01 07:47:40 is 34193456.68838843 s in the future
+tar: ./usr/lib/locale/tg_TJ.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68837987 s in the future
+tar: ./usr/lib/locale/th_TH.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68837075 s in the future
+tar: ./usr/lib/locale/the_NP/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68836087 s in the future
+tar: ./usr/lib/locale/the_NP: time stamp 2026-12-01 07:47:40 is 34193456.68835247 s in the future
+tar: ./usr/lib/locale/ti_ER/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68834255 s in the future
+tar: ./usr/lib/locale/ti_ER: time stamp 2026-12-01 07:47:40 is 34193456.68833411 s in the future
+tar: ./usr/lib/locale/ti_ET/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68832275 s in the future
+tar: ./usr/lib/locale/ti_ET: time stamp 2026-12-01 07:47:40 is 34193456.68831443 s in the future
+tar: ./usr/lib/locale/tig_ER/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68830491 s in the future
+tar: ./usr/lib/locale/tig_ER: time stamp 2026-12-01 07:47:40 is 34193456.68829671 s in the future
+tar: ./usr/lib/locale/tk_TM: time stamp 2026-12-01 07:47:40 is 34193456.68828739 s in the future
+tar: ./usr/lib/locale/tl_PH: time stamp 2026-12-01 07:47:40 is 34193456.68827855 s in the future
+tar: ./usr/lib/locale/tl_PH.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68826943 s in the future
+tar: ./usr/lib/locale/tl_PH.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68826083 s in the future
+tar: ./usr/lib/locale/tn_ZA: time stamp 2026-12-01 07:47:40 is 34193456.68825215 s in the future
+tar: ./usr/lib/locale/to_TO: time stamp 2026-12-01 07:47:40 is 34193456.68824319 s in the future
+tar: ./usr/lib/locale/tok: time stamp 2026-12-01 07:47:40 is 34193456.68823483 s in the future
+tar: ./usr/lib/locale/tpi_PG: time stamp 2026-12-01 07:47:40 is 34193456.68822615 s in the future
+tar: ./usr/lib/locale/tr_CY: time stamp 2026-12-01 07:47:40 is 34193456.68821691 s in the future
+tar: ./usr/lib/locale/tr_CY.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68820815 s in the future
+tar: ./usr/lib/locale/tr_TR/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68819831 s in the future
+tar: ./usr/lib/locale/tr_TR: time stamp 2026-12-01 07:47:40 is 34193456.68819015 s in the future
+tar: ./usr/lib/locale/tr_TR.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68818027 s in the future
+tar: ./usr/lib/locale/tr_TR.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68817207 s in the future
+tar: ./usr/lib/locale/ts_ZA: time stamp 2026-12-01 07:47:40 is 34193456.68816355 s in the future
+tar: ./usr/lib/locale/tt_RU: time stamp 2026-12-01 07:47:40 is 34193456.68815475 s in the future
+tar: ./usr/lib/locale/tt_RU@iqtelif: time stamp 2026-12-01 07:47:40 is 34193456.68814571 s in the future
+tar: ./usr/lib/locale/ug_CN: time stamp 2026-12-01 07:47:40 is 34193456.68813699 s in the future
+tar: ./usr/lib/locale/uk_UA: time stamp 2026-12-01 07:47:40 is 34193456.68812847 s in the future
+tar: ./usr/lib/locale/uk_UA.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68811951 s in the future
+tar: ./usr/lib/locale/unm_US: time stamp 2026-12-01 07:47:40 is 34193456.68811115 s in the future
+tar: ./usr/lib/locale/ur_IN: time stamp 2026-12-01 07:47:40 is 34193456.68810259 s in the future
+tar: ./usr/lib/locale/ur_PK: time stamp 2026-12-01 07:47:40 is 34193456.68809351 s in the future
+tar: ./usr/lib/locale/uz_UZ: time stamp 2026-12-01 07:47:40 is 34193456.68808519 s in the future
+tar: ./usr/lib/locale/uz_UZ.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68807519 s in the future
+tar: ./usr/lib/locale/uz_UZ@cyrillic: time stamp 2026-12-01 07:47:40 is 34193456.68806571 s in the future
+tar: ./usr/lib/locale/ve_ZA: time stamp 2026-12-01 07:47:40 is 34193456.68805755 s in the future
+tar: ./usr/lib/locale/vi_VN: time stamp 2026-12-01 07:47:40 is 34193456.68804835 s in the future
+tar: ./usr/lib/locale/wa_BE: time stamp 2026-12-01 07:47:40 is 34193456.68803959 s in the future
+tar: ./usr/lib/locale/wa_BE.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68802975 s in the future
+tar: ./usr/lib/locale/wa_BE@euro: time stamp 2026-12-01 07:47:40 is 34193456.68802095 s in the future
+tar: ./usr/lib/locale/wae_CH: time stamp 2026-12-01 07:47:40 is 34193456.68801179 s in the future
+tar: ./usr/lib/locale/wal_ET/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68800195 s in the future
+tar: ./usr/lib/locale/wal_ET: time stamp 2026-12-01 07:47:40 is 34193456.68799391 s in the future
+tar: ./usr/lib/locale/wo_SN: time stamp 2026-12-01 07:47:40 is 34193456.68798471 s in the future
+tar: ./usr/lib/locale/xh_ZA: time stamp 2026-12-01 07:47:40 is 34193456.68797643 s in the future
+tar: ./usr/lib/locale/xh_ZA.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68796723 s in the future
+tar: ./usr/lib/locale/yi_US.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68795839 s in the future
+tar: ./usr/lib/locale/yo_NG: time stamp 2026-12-01 07:47:40 is 34193456.68795011 s in the future
+tar: ./usr/lib/locale/yue_HK: time stamp 2026-12-01 07:47:40 is 34193456.68794175 s in the future
+tar: ./usr/lib/locale/yuw_PG: time stamp 2026-12-01 07:47:40 is 34193456.68793283 s in the future
+tar: ./usr/lib/locale/zgh_MA: time stamp 2026-12-01 07:47:40 is 34193456.68792435 s in the future
+tar: ./usr/lib/locale/zh_CN.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68791447 s in the future
+tar: ./usr/lib/locale/zh_CN.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68790615 s in the future
+tar: ./usr/lib/locale/zh_HK.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68789651 s in the future
+tar: ./usr/lib/locale/zh_SG/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68788691 s in the future
+tar: ./usr/lib/locale/zh_SG: time stamp 2026-12-01 07:47:40 is 34193456.68787863 s in the future
+tar: ./usr/lib/locale/zh_SG.gbk/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68786883 s in the future
+tar: ./usr/lib/locale/zh_SG.gbk: time stamp 2026-12-01 07:47:40 is 34193456.68786047 s in the future
+tar: ./usr/lib/locale/zh_SG.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68785039 s in the future
+tar: ./usr/lib/locale/zh_SG.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68784183 s in the future
+tar: ./usr/lib/locale/zh_TW.utf8/LC_MESSAGES: time stamp 2026-12-01 07:47:40 is 34193456.68783155 s in the future
+tar: ./usr/lib/locale/zh_TW.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68782311 s in the future
+tar: ./usr/lib/locale/zu_ZA: time stamp 2026-12-01 07:47:40 is 34193456.68781599 s in the future
+tar: ./usr/lib/locale/zu_ZA.utf8: time stamp 2026-12-01 07:47:40 is 34193456.68780747 s in the future
+tar: ./usr/lib/locale: time stamp 2026-12-01 07:47:40 is 34193456.68779963 s in the future
+tar: ./usr/lib/apt/planners: time stamp 2026-12-01 07:47:26 is 34193442.68778979 s in the future
+tar: ./usr/lib/apt: time stamp 2026-12-01 07:47:26 is 34193442.68778115 s in the future
+tar: ./usr/lib/compat-ld: time stamp 2026-12-01 07:47:27 is 34193443.68777247 s in the future
+tar: ./usr/lib/bfd-plugins: time stamp 2026-12-01 07:47:30 is 34193446.68776399 s in the future
+tar: ./usr/lib/gcc/aarch64-linux-gnu/15: time stamp 2026-12-03 00:29:39 is 34339975.68775459 s in the future
+tar: ./usr/lib/gcc/aarch64-linux-gnu: time stamp 2026-12-01 07:47:31 is 34193447.68774611 s in the future
+tar: ./usr/lib/gcc: time stamp 2026-12-01 07:47:31 is 34193447.68773787 s in the future
+tar: ./usr/lib: time stamp 2026-12-01 07:47:35 is 34193451.68772987 s in the future
+tar: ./usr/sbin: time stamp 2026-12-02 18:41:50 is 34319106.68772127 s in the future
+tar: ./usr/share/doc/build-essential: time stamp 2026-12-01 07:47:27 is 34193443.68770995 s in the future
+tar: ./usr/share/doc/cpp-aarch64-linux-gnu: time stamp 2026-12-01 07:47:30 is 34193446.68770115 s in the future
+tar: ./usr/share/doc/aptitude: time stamp 2026-12-01 07:47:39 is 34193455.68769231 s in the future
+tar: ./usr/share/doc: time stamp 2026-12-01 07:47:40 is 34193456.68768415 s in the future
+tar: ./usr/share/man/de/man8: time stamp 2026-12-01 07:47:40 is 34193456.68767367 s in the future
+tar: ./usr/share/man/de/man1: time stamp 2026-12-01 07:47:39 is 34193455.68766399 s in the future
+tar: ./usr/share/man/de: time stamp 2026-12-01 07:47:26 is 34193442.68765583 s in the future
+tar: ./usr/share/man/es/man8: time stamp 2026-12-01 07:47:40 is 34193456.68764639 s in the future
+tar: ./usr/share/man/es/man1: time stamp 2026-12-01 07:47:40 is 34193456.68763787 s in the future
+tar: ./usr/share/man/es: time stamp 2026-12-01 07:47:19 is 34193435.68762983 s in the future
+tar: ./usr/share/man/fr/man8: time stamp 2026-12-01 07:47:40 is 34193456.68762055 s in the future
+tar: ./usr/share/man/fr/man1: time stamp 2026-12-01 07:47:40 is 34193456.68761099 s in the future
+tar: ./usr/share/man/fr: time stamp 2026-12-01 07:47:26 is 34193442.68760311 s in the future
+tar: ./usr/share/man/ja/man8: time stamp 2026-12-01 07:47:40 is 34193456.68759331 s in the future
+tar: ./usr/share/man/ja/man1: time stamp 2026-12-01 07:47:39 is 34193455.68758479 s in the future
+tar: ./usr/share/man/ja: time stamp 2026-12-01 07:47:19 is 34193435.68757643 s in the future
+tar: ./usr/share/man/man8: time stamp 2026-12-02 18:41:50 is 34319106.68756731 s in the future
+tar: ./usr/share/man/pl/man8: time stamp 2026-12-01 07:47:40 is 34193456.68755763 s in the future
+tar: ./usr/share/man/pl/man1: time stamp 2026-12-01 07:47:39 is 34193455.68754911 s in the future
+tar: ./usr/share/man/pl: time stamp 2026-12-01 07:47:19 is 34193435.68754111 s in the future
+tar: ./usr/share/man/man1: time stamp 2026-12-03 00:29:39 is 34339975.68753255 s in the future
+tar: ./usr/share/man/man7: time stamp 2026-12-01 07:47:29 is 34193445.68752303 s in the future
+tar: ./usr/share/man/it/man1: time stamp 2026-12-01 07:47:39 is 34193455.68751319 s in the future
+tar: ./usr/share/man/it/man8: time stamp 2026-12-01 07:47:40 is 34193456.68750459 s in the future
+tar: ./usr/share/man/it: time stamp 2026-12-01 07:47:19 is 34193435.68749623 s in the future
+tar: ./usr/share/man/sl/man1: time stamp 2026-12-01 07:47:25 is 34193441.68748579 s in the future
+tar: ./usr/share/man/sv/man1: time stamp 2026-12-01 07:47:40 is 34193456.68747095 s in the future
+tar: ./usr/share/man/sv: time stamp 2026-12-01 07:47:29 is 34193445.68746267 s in the future
+tar: ./usr/share/man/cs/man8: time stamp 2026-12-01 07:47:40 is 34193456.68745303 s in the future
+tar: ./usr/share/man/cs: time stamp 2026-12-01 07:47:39 is 34193455.68744495 s in the future
+tar: ./usr/share/man/fi/man8: time stamp 2026-12-01 07:47:40 is 34193456.68743519 s in the future
+tar: ./usr/share/man/fi: time stamp 2026-12-01 07:47:39 is 34193455.68742831 s in the future
+tar: ./usr/share/man/gl/man8: time stamp 2026-12-01 07:47:40 is 34193456.68741951 s in the future
+tar: ./usr/share/man/gl: time stamp 2026-12-01 07:47:39 is 34193455.68741027 s in the future
+tar: ./usr/share/man: time stamp 2026-12-01 07:47:39 is 34193455.68740215 s in the future
+tar: ./usr/share/locale/af/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68739191 s in the future
+tar: ./usr/share/locale/af: time stamp 2026-12-01 07:47:19 is 34193435.68738359 s in the future
+tar: ./usr/share/locale/bg/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68737439 s in the future
+tar: ./usr/share/locale/bg: time stamp 2026-12-01 07:47:19 is 34193435.68736579 s in the future
+tar: ./usr/share/locale/ca/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68735603 s in the future
+tar: ./usr/share/locale/ca: time stamp 2026-12-01 07:47:19 is 34193435.68734795 s in the future
+tar: ./usr/share/locale/cs/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68733755 s in the future
+tar: ./usr/share/locale/cs: time stamp 2026-12-01 07:47:19 is 34193435.68732911 s in the future
+tar: ./usr/share/locale/da/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68731975 s in the future
+tar: ./usr/share/locale/da: time stamp 2026-12-01 07:47:19 is 34193435.68731155 s in the future
+tar: ./usr/share/locale/de/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68730191 s in the future
+tar: ./usr/share/locale/de: time stamp 2026-12-01 07:47:19 is 34193435.68729371 s in the future
+tar: ./usr/share/locale/el/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68728455 s in the future
+tar: ./usr/share/locale/el: time stamp 2026-12-01 07:47:19 is 34193435.68727655 s in the future
+tar: ./usr/share/locale/eo/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68726687 s in the future
+tar: ./usr/share/locale/eo: time stamp 2026-12-01 07:47:19 is 34193435.68725863 s in the future
+tar: ./usr/share/locale/es/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68724823 s in the future
+tar: ./usr/share/locale/es: time stamp 2026-12-01 07:47:19 is 34193435.68723939 s in the future
+tar: ./usr/share/locale/et/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68722983 s in the future
+tar: ./usr/share/locale/et: time stamp 2026-12-01 07:47:19 is 34193435.68722139 s in the future
+tar: ./usr/share/locale/fi/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68721223 s in the future
+tar: ./usr/share/locale/fi: time stamp 2026-12-01 07:47:19 is 34193435.68720403 s in the future
+tar: ./usr/share/locale/fr/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68719443 s in the future
+tar: ./usr/share/locale/fr: time stamp 2026-12-01 07:47:19 is 34193435.68718643 s in the future
+tar: ./usr/share/locale/ga/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68717631 s in the future
+tar: ./usr/share/locale/ga: time stamp 2026-12-01 07:47:19 is 34193435.68716823 s in the future
+tar: ./usr/share/locale/gl/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68715859 s in the future
+tar: ./usr/share/locale/gl: time stamp 2026-12-01 07:47:19 is 34193435.68715051 s in the future
+tar: ./usr/share/locale/hr/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68714327 s in the future
+tar: ./usr/share/locale/hr: time stamp 2026-12-01 07:47:19 is 34193435.68713523 s in the future
+tar: ./usr/share/locale/hu/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68712603 s in the future
+tar: ./usr/share/locale/hu: time stamp 2026-12-01 07:47:19 is 34193435.68711743 s in the future
+tar: ./usr/share/locale/id/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68710783 s in the future
+tar: ./usr/share/locale/id: time stamp 2026-12-01 07:47:19 is 34193435.68709947 s in the future
+tar: ./usr/share/locale/it/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68709011 s in the future
+tar: ./usr/share/locale/it: time stamp 2026-12-01 07:47:19 is 34193435.68708219 s in the future
+tar: ./usr/share/locale/ja/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68707299 s in the future
+tar: ./usr/share/locale/ja: time stamp 2026-12-01 07:47:19 is 34193435.68706439 s in the future
+tar: ./usr/share/locale/ka/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68705435 s in the future
+tar: ./usr/share/locale/ka: time stamp 2026-12-01 07:47:19 is 34193435.68704603 s in the future
+tar: ./usr/share/locale/ko/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68703771 s in the future
+tar: ./usr/share/locale/ko: time stamp 2026-12-01 07:47:19 is 34193435.68702947 s in the future
+tar: ./usr/share/locale/lt/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68702027 s in the future
+tar: ./usr/share/locale/lt: time stamp 2026-12-01 07:47:19 is 34193435.68701219 s in the future
+tar: ./usr/share/locale/nb/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68700275 s in the future
+tar: ./usr/share/locale/nb: time stamp 2026-12-01 07:47:19 is 34193435.68699463 s in the future
+tar: ./usr/share/locale/nl/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68698499 s in the future
+tar: ./usr/share/locale/nl: time stamp 2026-12-01 07:47:19 is 34193435.68697615 s in the future
+tar: ./usr/share/locale/pl/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68696639 s in the future
+tar: ./usr/share/locale/pl: time stamp 2026-12-01 07:47:19 is 34193435.68695823 s in the future
+tar: ./usr/share/locale/pt/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68694859 s in the future
+tar: ./usr/share/locale/pt: time stamp 2026-12-01 07:47:19 is 34193435.68694011 s in the future
+tar: ./usr/share/locale/pt_BR/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68693027 s in the future
+tar: ./usr/share/locale/pt_BR: time stamp 2026-12-01 07:47:19 is 34193435.68692191 s in the future
+tar: ./usr/share/locale/ro/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68689667 s in the future
+tar: ./usr/share/locale/ro: time stamp 2026-12-01 07:47:19 is 34193435.68688735 s in the future
+tar: ./usr/share/locale/ru/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68687767 s in the future
+tar: ./usr/share/locale/ru: time stamp 2026-12-01 07:47:19 is 34193435.68686967 s in the future
+tar: ./usr/share/locale/sk/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68685987 s in the future
+tar: ./usr/share/locale/sk: time stamp 2026-12-01 07:47:19 is 34193435.68685151 s in the future
+tar: ./usr/share/locale/sl/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68684215 s in the future
+tar: ./usr/share/locale/sl: time stamp 2026-12-01 07:47:19 is 34193435.68683379 s in the future
+tar: ./usr/share/locale/sr/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68682463 s in the future
+tar: ./usr/share/locale/sr: time stamp 2026-12-01 07:47:19 is 34193435.68681659 s in the future
+tar: ./usr/share/locale/sv/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68680739 s in the future
+tar: ./usr/share/locale/sv: time stamp 2026-12-01 07:47:19 is 34193435.68679891 s in the future
+tar: ./usr/share/locale/tr/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68678939 s in the future
+tar: ./usr/share/locale/tr: time stamp 2026-12-01 07:47:19 is 34193435.68678091 s in the future
+tar: ./usr/share/locale/uk/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68677307 s in the future
+tar: ./usr/share/locale/uk: time stamp 2026-12-01 07:47:19 is 34193435.68676495 s in the future
+tar: ./usr/share/locale/vi/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68675559 s in the future
+tar: ./usr/share/locale/vi: time stamp 2026-12-01 07:47:19 is 34193435.68674743 s in the future
+tar: ./usr/share/locale/zh_CN/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68673759 s in the future
+tar: ./usr/share/locale/zh_CN: time stamp 2026-12-01 07:47:19 is 34193435.68672963 s in the future
+tar: ./usr/share/locale/zh_TW/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68671999 s in the future
+tar: ./usr/share/locale/zh_TW: time stamp 2026-12-01 07:47:19 is 34193435.68671195 s in the future
+tar: ./usr/share/locale/be/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68670263 s in the future
+tar: ./usr/share/locale/eu/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68668799 s in the future
+tar: ./usr/share/locale/ia/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68667427 s in the future
+tar: ./usr/share/locale/kk/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68666075 s in the future
+tar: ./usr/share/locale/lg/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68664727 s in the future
+tar: ./usr/share/locale/ms/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68663403 s in the future
+tar: ./usr/share/locale/ta/LC_TIME: time stamp 2026-12-01 07:47:22 is 34193438.68662039 s in the future
+tar: ./usr/share/locale: time stamp 2026-12-01 07:47:39 is 34193455.68660843 s in the future
+tar: ./usr/share/aptitude: time stamp 2026-12-01 07:47:39 is 34193455.68659987 s in the future
+tar: ./usr/share: time stamp 2026-12-01 07:47:39 is 34193455.68659219 s in the future
+tar: ./usr: time stamp 2026-12-01 07:47:21 is 34193437.68658367 s in the future
+tar: ./etc/alternatives: time stamp 2026-12-01 07:47:40 is 34193456.68657087 s in the future
+tar: ./etc/systemd/system/timers.target.wants: time stamp 2026-12-01 07:47:35 is 34193451.68656075 s in the future
+tar: ./etc/systemd/system: time stamp 2026-12-01 07:47:21 is 34193437.68655279 s in the future
 I: copying local configuration
 W: --override-config is not set; not updating apt.conf Read the manpage for details.
 I: mounting /proc filesystem
@@ -24,53 +2561,85 @@
 dpkg-source: info: applying no-ipvs.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/2972438/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/2287152/tmp/hooks/D01_modify_environment starting
+debug: Running on codethink03-arm64.
+I: Changing host+domainname to test build reproducibility
+I: Adding a custom variable just for the fun of it...
+I: Changing /bin/sh to bash
+'/bin/sh' -> '/bin/bash'
+lrwxrwxrwx 1 root root 9 Oct 30 23:36 /bin/sh -> /bin/bash
+I: Setting pbuilder2's login shell to /bin/bash
+I: Setting pbuilder2's GECOS to second user,second room,second work-phone,second home-phone,second other
+I: user script /srv/workspace/pbuilder/2287152/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/2287152/tmp/hooks/D02_print_environment starting
 I: set
-  BUILDDIR='/build/reproducible-path'
-  BUILDUSERGECOS='first user,first room,first work-phone,first home-phone,first other'
-  BUILDUSERNAME='pbuilder1'
-  BUILD_ARCH='arm64'
-  DEBIAN_FRONTEND='noninteractive'
+  BASH=/bin/sh
+  BASHOPTS=checkwinsize:cmdhist:complete_fullquote:extquote:force_fignore:globasciiranges:globskipdots:hostcomplete:interactive_comments:patsub_replacement:progcomp:promptvars:sourcepath
+  BASH_ALIASES=()
+  BASH_ARGC=()
+  BASH_ARGV=()
+  BASH_CMDS=()
+  BASH_LINENO=([0]="12" [1]="0")
+  BASH_LOADABLES_PATH=/usr/local/lib/bash:/usr/lib/bash:/opt/local/lib/bash:/usr/pkg/lib/bash:/opt/pkg/lib/bash:.
+  BASH_SOURCE=([0]="/tmp/hooks/D02_print_environment" [1]="/tmp/hooks/D02_print_environment")
+  BASH_VERSINFO=([0]="5" [1]="3" [2]="3" [3]="1" [4]="release" [5]="aarch64-unknown-linux-gnu")
+  BASH_VERSION='5.3.3(1)-release'
+  BUILDDIR=/build/reproducible-path
+  BUILDUSERGECOS='second user,second room,second work-phone,second home-phone,second other'
+  BUILDUSERNAME=pbuilder2
+  BUILD_ARCH=arm64
+  DEBIAN_FRONTEND=noninteractive
   DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=12 '
-  DISTRIBUTION='forky'
-  HOME='/root'
-  HOST_ARCH='arm64'
+  DIRSTACK=()
+  DISTRIBUTION=forky
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=aarch64
+  HOST_ARCH=arm64
   IFS=' 	
   '
-  INVOCATION_ID='d6e60765f58046cb940fc81e85de6848'
-  LANG='C'
-  LANGUAGE='en_US:en'
-  LC_ALL='C'
-  MAIL='/var/mail/root'
-  OPTIND='1'
-  PATH='/usr/sbin:/usr/bin:/sbin:/bin:/usr/games'
-  PBCURRENTCOMMANDLINEOPERATION='build'
-  PBUILDER_OPERATION='build'
-  PBUILDER_PKGDATADIR='/usr/share/pbuilder'
-  PBUILDER_PKGLIBDIR='/usr/lib/pbuilder'
-  PBUILDER_SYSCONFDIR='/etc'
-  PPID='2972438'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=768d7b36171e4367b88e1e024aa5e637
+  LANG=C
+  LANGUAGE=nl_BE:nl
+  LC_ALL=C
+  MACHTYPE=aarch64-unknown-linux-gnu
+  MAIL=/var/mail/root
+  OPTERR=1
+  OPTIND=1
+  OSTYPE=linux-gnu
+  PATH=/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/i/capture/the/path
+  PBCURRENTCOMMANDLINEOPERATION=build
+  PBUILDER_OPERATION=build
+  PBUILDER_PKGDATADIR=/usr/share/pbuilder
+  PBUILDER_PKGLIBDIR=/usr/lib/pbuilder
+  PBUILDER_SYSCONFDIR=/etc
+  PIPESTATUS=([0]="0")
+  POSIXLY_CORRECT=y
+  PPID=2287152
   PS4='+ '
-  PWD='/'
-  SHELL='/bin/bash'
-  SHLVL='2'
-  SUDO_COMMAND='/usr/bin/timeout -k 18.1h 18h /usr/bin/ionice -c 3 /usr/bin/nice /usr/sbin/pbuilder --build --configfile /srv/reproducible-results/rbuild-debian/r-b-build.8tP89xQD/pbuilderrc_Xzpb --distribution forky --hookdir /etc/pbuilder/first-build-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/forky-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.8tP89xQD/b1 --logfile b1/build.log golang-github-containerd-stargz-snapshotter_0.14.3-4.dsc'
-  SUDO_GID='109'
-  SUDO_HOME='/var/lib/jenkins'
-  SUDO_UID='104'
-  SUDO_USER='jenkins'
-  TERM='unknown'
-  TZ='/usr/share/zoneinfo/Etc/GMT+12'
-  USER='root'
-  _='/usr/bin/systemd-run'
-  http_proxy='http://192.168.101.4:3128'
+  PWD=/
+  SHELL=/bin/bash
+  SHELLOPTS=braceexpand:errexit:hashall:interactive-comments:posix
+  SHLVL=3
+  SUDO_COMMAND='/usr/bin/timeout -k 24.1h 24h /usr/bin/ionice -c 3 /usr/bin/nice -n 11 /usr/bin/unshare --uts -- /usr/sbin/pbuilder --build --configfile /srv/reproducible-results/rbuild-debian/r-b-build.8tP89xQD/pbuilderrc_6lae --distribution forky --hookdir /etc/pbuilder/rebuild-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/forky-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.8tP89xQD/b2 --logfile b2/build.log golang-github-containerd-stargz-snapshotter_0.14.3-4.dsc'
+  SUDO_GID=109
+  SUDO_HOME=/var/lib/jenkins
+  SUDO_UID=104
+  SUDO_USER=jenkins
+  TERM=unknown
+  TZ=/usr/share/zoneinfo/Etc/GMT-14
+  UID=0
+  USER=root
+  _='I: set'
+  http_proxy=http://192.168.101.4:3128
 I: uname -a
-  Linux codethink04-arm64 6.12.48+deb13-cloud-arm64 #1 SMP Debian 6.12.48-1 (2025-09-20) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 6.12.48+deb13-cloud-arm64 #1 SMP Debian 6.12.48-1 (2025-09-20) aarch64 GNU/Linux
 I: ls -l /bin
   lrwxrwxrwx 1 root root 7 Aug 10 12:30 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/2972438/tmp/hooks/D02_print_environment finished
+I: user script /srv/workspace/pbuilder/2287152/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -466,7 +3035,7 @@
 Get: 298 http://deb.debian.org/debian forky/main arm64 golang-github-hashicorp-go-retryablehttp-dev all 0.7.1-1 [21.3 kB]
 Get: 299 http://deb.debian.org/debian forky/main arm64 golang-github-rs-xid-dev all 1.6.0-1 [11.3 kB]
 Get: 300 http://deb.debian.org/debian forky/main arm64 golang-github-vbatts-tar-split-dev all 0.11.6-1 [71.1 kB]
-Fetched 166 MB in 2s (92.6 MB/s)
+Fetched 166 MB in 1s (192 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package golang-golang-x-sys-dev.
 (Reading database ... 
(Reading database ... 5%
(Reading database ... 10%
(Reading database ... 15%
(Reading database ... 20%
(Reading database ... 25%
(Reading database ... 30%
(Reading database ... 35%
(Reading database ... 40%
(Reading database ... 45%
(Reading database ... 50%
(Reading database ... 55%
(Reading database ... 60%
(Reading database ... 65%
(Reading database ... 70%
(Reading database ... 75%
(Reading database ... 80%
(Reading database ... 85%
(Reading database ... 90%
(Reading database ... 95%
(Reading database ... 100%
(Reading database ... 19971 files and directories currently installed.)
@@ -1434,8 +4003,8 @@
 Setting up tzdata (2025b-5) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Thu Oct 30 23:32:34 UTC 2025.
-Universal Time is now:  Thu Oct 30 23:32:34 UTC 2025.
+Local time is now:      Thu Oct 30 23:37:25 UTC 2025.
+Universal Time is now:  Thu Oct 30 23:37:25 UTC 2025.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up golang-github-cespare-xxhash-dev (2.3.0-1) ...
@@ -1687,7 +4256,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/golang-github-containerd-stargz-snapshotter-0.14.3/ && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games" HOME="/nonexistent/first-build" dpkg-buildpackage -us -uc -b && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games" HOME="/nonexistent/first-build" dpkg-genchanges -S  > ../golang-github-containerd-stargz-snapshotter_0.14.3-4_source.changes
+I: user script /srv/workspace/pbuilder/2287152/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for forky
+I: user script /srv/workspace/pbuilder/2287152/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/golang-github-containerd-stargz-snapshotter-0.14.3/ && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/i/capture/the/path" HOME="/nonexistent/second-build" dpkg-buildpackage -us -uc -b && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/i/capture/the/path" HOME="/nonexistent/second-build" dpkg-genchanges -S  > ../golang-github-containerd-stargz-snapshotter_0.14.3-4_source.changes
 dpkg-buildpackage: info: source package golang-github-containerd-stargz-snapshotter
 dpkg-buildpackage: info: source version 0.14.3-4
 dpkg-buildpackage: info: source distribution unstable
@@ -1706,48 +4279,48 @@
    dh_auto_configure -O--builddirectory=_build -O--buildsystem=golang
    dh_auto_build -O--builddirectory=_build -O--buildsystem=golang
 	cd _build && go install -trimpath -v -p 12 github.com/containerd/stargz-snapshotter/analyzer github.com/containerd/stargz-snapshotter/analyzer/fanotify github.com/containerd/stargz-snapshotter/analyzer/fanotify/conn github.com/containerd/stargz-snapshotter/analyzer/fanotify/service github.com/containerd/stargz-snapshotter/analyzer/recorder github.com/containerd/stargz-snapshotter/cache github.com/containerd/stargz-snapshotter/cmd/ctr-remote github.com/containerd/stargz-snapshotter/cmd/ctr-remote/commands github.com/containerd/stargz-snapshotter/estargz github.com/containerd/stargz-snapshotter/estargz/errorutil github.com/containerd/stargz-snapshotter/estargz/externaltoc github.com/containerd/stargz-snapshotter/estargz/zstdchunked github.com/containerd/stargz-snapshotter/fs github.com/containerd/stargz-snapshotter/fs/config github.com/containerd/stargz-snapshotter/fs/layer github.com/containerd/stargz-snapshotter/fs/metrics/common github.com/containerd/stargz-snapshotter/fs/metrics/layer github.com/containerd/stargz-snapshotter/fs/reader github.com/containerd/stargz-snapshotter/fs/remote github.com/containerd/stargz-snapshotter/fs/source github.com/containerd/stargz-snapshotter/metadata github.com/containerd/stargz-snapshotter/metadata/memory github.com/containerd/stargz-snapshotter/metadata/testutil github.com/containerd/stargz-snapshotter/nativeconverter github.com/containerd/stargz-snapshotter/nativeconverter/estargz github.com/containerd/stargz-snapshotter/nativeconverter/estargz/externaltoc github.com/containerd/stargz-snapshotter/nativeconverter/zstdchunked github.com/containerd/stargz-snapshotter/recorder github.com/containerd/stargz-snapshotter/script/benchmark/hello-bench/src/go github.com/containerd/stargz-snapshotter/snapshot github.com/containerd/stargz-snapshotter/store github.com/containerd/stargz-snapshotter/task github.com/containerd/stargz-snapshotter/util/cacheutil github.com/containerd/stargz-snapshotter/util/containerdutil github.com/containerd/stargz-snapshotter/util/criutil github.com/containerd/stargz-snapshotter/util/ioutils github.com/containerd/stargz-snapshotter/util/namedmutex github.com/containerd/stargz-snapshotter/util/testutil github.com/containerd/stargz-snapshotter/version
-internal/godebugs
 internal/unsafeheader
+internal/goexperiment
+internal/godebugs
 internal/msan
-internal/byteorder
 internal/profilerecord
-internal/coverage/rtcov
+internal/asan
 internal/goarch
+internal/coverage/rtcov
 internal/goos
-internal/goexperiment
+internal/byteorder
+internal/runtime/syscall
 math/bits
-internal/asan
 unicode
 unicode/utf8
 internal/itoa
-internal/runtime/syscall
+internal/cpu
 cmp
 encoding
-unicode/utf16
-log/internal
 sync/atomic
-internal/cpu
+unicode/utf16
 internal/abi
 internal/chacha8rand
 internal/runtime/math
+log/internal
 internal/nettrace
 container/list
 crypto/internal/fips140/alias
 crypto/internal/fips140deps/byteorder
-crypto/internal/boring/sig
 math
+crypto/internal/boring/sig
 vendor/golang.org/x/crypto/cryptobyte/asn1
-crypto/internal/fips140/subtle
 vendor/golang.org/x/crypto/internal/alias
-google.golang.org/grpc/serviceconfig
+crypto/internal/fips140/subtle
 google.golang.org/protobuf/internal/flags
-google.golang.org/protobuf/internal/set
-github.com/klauspost/compress/internal/le
+google.golang.org/grpc/serviceconfig
 internal/bytealg
 internal/runtime/atomic
 crypto/internal/fips140deps/cpu
-github.com/containerd/containerd/defaults
+google.golang.org/protobuf/internal/set
 internal/runtime/sys
+github.com/klauspost/compress/internal/le
+github.com/containerd/containerd/defaults
 github.com/google/go-cmp/cmp/internal/flags
 log/slog/internal
 go.opentelemetry.io/otel/metric/embedded
@@ -1763,382 +4336,382 @@
 github.com/containerd/stargz-snapshotter/version
 internal/stringslite
 internal/runtime/exithook
-github.com/klauspost/compress
 go.opentelemetry.io/otel/internal
+github.com/klauspost/compress
 internal/race
 internal/sync
 internal/runtime/maps
 runtime
-iter
-weak
 internal/reflectlite
-sync
-crypto/subtle
+iter
 github.com/containerd/containerd/version
 runtime/metrics
-maps
+sync
+crypto/subtle
+weak
 slices
+maps
 errors
 sort
 internal/bisect
 internal/testlog
-github.com/containerd/stargz-snapshotter/util/ioutils
-internal/singleflight
 unique
+internal/singleflight
 google.golang.org/protobuf/internal/pragma
-github.com/containerd/stargz-snapshotter/util/namedmutex
 log/slog/internal/buffer
+github.com/containerd/stargz-snapshotter/util/namedmutex
+github.com/containerd/stargz-snapshotter/util/ioutils
 runtime/cgo
-io
 internal/oserror
 path
 strconv
+io
 vendor/golang.org/x/net/dns/dnsmessage
-syscall
 math/rand/v2
 google.golang.org/grpc/internal/buffer
 github.com/moby/locker
+syscall
 go.etcd.io/bbolt/errors
-bytes
 internal/godebug
+bytes
 strings
-github.com/beorn7/perks/quantile
 internal/saferio
+github.com/prometheus/client_golang/prometheus/promhttp/internal
 hash
+reflect
 crypto/internal/randutil
 hash/crc32
-github.com/prometheus/client_golang/prometheus/promhttp/internal
-bufio
-hash/fnv
-hash/adler32
-regexp/syntax
 net/netip
-html
-crypto/internal/fips140deps/godebug
-reflect
 crypto
+crypto/internal/fips140deps/godebug
 math/rand
-crypto/internal/impl
-crypto/internal/fips140
+hash/adler32
+hash/fnv
 vendor/golang.org/x/text/transform
+golang.org/x/text/transform
+github.com/beorn7/perks/quantile
+bufio
+html
+regexp/syntax
+go/build/constraint
+crypto/internal/fips140
+crypto/internal/impl
 net/http/internal/ascii
+github.com/munnerz/goautoneg
 crypto/internal/fips140/sha256
 crypto/internal/fips140/sha3
 crypto/internal/fips140/sha512
 crypto/tls/internal/fips140tls
-golang.org/x/text/transform
-go/build/constraint
-github.com/munnerz/goautoneg
-crypto/internal/fips140/hmac
 crypto/sha3
-internal/syscall/execenv
-time
-internal/syscall/unix
-crypto/internal/fips140/check
+crypto/internal/fips140/hmac
 crypto/internal/fips140hash
+crypto/internal/fips140/check
 crypto/internal/fips140/aes
-crypto/internal/fips140/nistec/fiat
-crypto/internal/fips140/bigmod
 crypto/internal/fips140/edwards25519/field
-crypto/internal/fips140/tls12
 crypto/internal/fips140/hkdf
+crypto/internal/fips140/bigmod
+crypto/internal/fips140/tls12
+crypto/internal/fips140/nistec/fiat
+time
+internal/syscall/unix
+internal/syscall/execenv
 crypto/internal/fips140/tls13
-regexp
 crypto/internal/fips140/edwards25519
-io/fs
-internal/poll
+regexp
 context
 google.golang.org/grpc/backoff
+internal/poll
 google.golang.org/grpc/keepalive
 github.com/google/go-cmp/cmp/internal/diff
 github.com/containerd/stargz-snapshotter/util/cacheutil
-internal/filepathlite
-embed
-google.golang.org/grpc/internal/backoff
+io/fs
+crypto/internal/fips140/nistec
 google.golang.org/grpc/internal/grpcsync
+google.golang.org/grpc/internal/backoff
+internal/fmtsort
+github.com/google/go-cmp/cmp/internal/function
 github.com/containerd/errdefs
+encoding/binary
 golang.org/x/sync/semaphore
 github.com/containerd/containerd/pkg/cleanup
+go.opentelemetry.io/otel/internal/attribute
 go.opentelemetry.io/otel/internal/baggage
-crypto/internal/fips140/nistec
-google.golang.org/protobuf/internal/editiondefaults
+github.com/hashicorp/errwrap
 github.com/containerd/stargz-snapshotter/task
+internal/filepathlite
+embed
+google.golang.org/protobuf/internal/editiondefaults
 os
-internal/fmtsort
-encoding/binary
-github.com/hashicorp/errwrap
-go.opentelemetry.io/otel/internal/attribute
-github.com/google/go-cmp/cmp/internal/function
-fmt
-crypto/internal/sysrand
-google.golang.org/grpc/internal/envconfig
-path/filepath
-github.com/prometheus/procfs/internal/util
-os/signal
-io/ioutil
-internal/sysinfo
-net
 encoding/base64
 vendor/golang.org/x/crypto/internal/poly1305
-golang.org/x/sys/unix
-google.golang.org/protobuf/internal/detrand
 github.com/cespare/xxhash
 github.com/klauspost/compress/internal/snapref
+golang.org/x/sys/unix
+encoding/pem
+path/filepath
+net
+crypto/internal/sysrand
+fmt
+io/ioutil
+google.golang.org/protobuf/internal/detrand
+google.golang.org/grpc/internal/envconfig
+internal/sysinfo
+os/signal
+github.com/prometheus/procfs/internal/util
 crypto/internal/entropy
 crypto/internal/fips140/drbg
-encoding/pem
 os/exec
 github.com/moby/sys/symlink
 crypto/internal/fips140/aes/gcm
 crypto/internal/fips140only
 crypto/internal/fips140/ecdh
-crypto/internal/fips140/ecdsa
 crypto/internal/fips140/ed25519
+crypto/internal/fips140/ecdsa
 crypto/internal/fips140/mlkem
+crypto/internal/fips140/rsa
 crypto/md5
 crypto/rc4
-crypto/internal/fips140/rsa
 crypto/cipher
-os/user
+crypto/des
+vendor/golang.org/x/crypto/chacha20
+crypto/internal/boring
+crypto/ecdh
+crypto/sha512
+crypto/hmac
+crypto/aes
+crypto/sha1
+crypto/sha256
 encoding/json
+os/user
 compress/flate
 log
 net/url
 text/template/parse
+vendor/golang.org/x/crypto/chacha20poly1305
 math/big
 encoding/hex
-crypto/internal/boring
-crypto/aes
-crypto/des
-crypto/ecdh
-crypto/sha512
-golang.org/x/net/internal/timeseries
-crypto/hmac
-vendor/golang.org/x/crypto/chacha20
-crypto/sha1
-compress/gzip
-crypto/sha256
-vendor/golang.org/x/text/unicode/bidi
 vendor/golang.org/x/text/unicode/norm
 vendor/golang.org/x/net/http2/hpack
 mime
-vendor/golang.org/x/crypto/chacha20poly1305
+golang.org/x/net/internal/timeseries
+vendor/golang.org/x/text/unicode/bidi
 mime/quotedprintable
 net/http/internal
 text/tabwriter
 google.golang.org/grpc/attributes
 text/template
-go/token
+github.com/containerd/console
 google.golang.org/protobuf/internal/errors
+go/token
+compress/gzip
+google.golang.org/protobuf/encoding/protowire
 google.golang.org/protobuf/internal/version
 google.golang.org/grpc/internal/idle
-google.golang.org/protobuf/encoding/protowire
-golang.org/x/text/unicode/bidi
 google.golang.org/protobuf/reflect/protoreflect
-vendor/golang.org/x/text/secure/bidirule
+golang.org/x/text/unicode/bidi
 golang.org/x/text/unicode/norm
 golang.org/x/net/http2/hpack
+vendor/golang.org/x/text/secure/bidirule
+github.com/containerd/continuity/devices
 vendor/golang.org/x/net/idna
+github.com/containerd/continuity/sysx
 golang.org/x/sync/errgroup
-golang.org/x/text/secure/bidirule
 github.com/moby/sys/userns
 github.com/klauspost/compress/fse
 runtime/debug
+github.com/containerd/fifo
+golang.org/x/text/secure/bidirule
 github.com/opencontainers/go-digest
-google.golang.org/grpc/grpclog/internal
-github.com/gogo/protobuf/proto
-google.golang.org/grpc/grpclog
 github.com/opencontainers/image-spec/specs-go
-github.com/klauspost/compress/huff0
-github.com/opencontainers/image-spec/specs-go/v1
-google.golang.org/protobuf/internal/encoding/messageset
-google.golang.org/protobuf/internal/genid
-google.golang.org/protobuf/internal/order
-google.golang.org/protobuf/internal/strs
-github.com/containerd/console
-html/template
+github.com/google/go-cmp/cmp/internal/value
 crypto/rand
 crypto/elliptic
 crypto/internal/boring/bbig
 encoding/asn1
 crypto/ed25519
 crypto/internal/hpke
-crypto/dsa
-archive/tar
 crypto/rsa
-google.golang.org/grpc/connectivity
+crypto/dsa
+google.golang.org/protobuf/internal/encoding/messageset
+google.golang.org/grpc/grpclog/internal
+google.golang.org/protobuf/internal/genid
+google.golang.org/protobuf/internal/order
+google.golang.org/protobuf/internal/strs
 google.golang.org/protobuf/reflect/protoregistry
 google.golang.org/protobuf/runtime/protoiface
-google.golang.org/grpc/internal/grpclog
-google.golang.org/protobuf/internal/encoding/json
+html/template
 google.golang.org/protobuf/internal/descfmt
 google.golang.org/protobuf/internal/descopts
+google.golang.org/protobuf/internal/encoding/json
+google.golang.org/grpc/grpclog
 google.golang.org/protobuf/internal/encoding/text
-google.golang.org/protobuf/internal/protolazy
 golang.org/x/net/idna
+google.golang.org/protobuf/internal/protolazy
 github.com/sirupsen/logrus
-github.com/containerd/continuity/devices
-github.com/containerd/continuity/sysx
-github.com/klauspost/compress/zstd
-github.com/containerd/fifo
+google.golang.org/grpc/connectivity
+google.golang.org/grpc/internal/grpclog
+github.com/klauspost/compress/huff0
+github.com/containerd/containerd/cio
 google.golang.org/protobuf/proto
 vendor/golang.org/x/crypto/cryptobyte
+github.com/gogo/protobuf/proto
 crypto/x509/pkix
 google.golang.org/protobuf/internal/encoding/defval
 github.com/containerd/containerd/pkg/randutil
-github.com/google/go-cmp/cmp/internal/value
-github.com/containerd/containerd/cio
-github.com/containerd/containerd/contrib/seccomp/kernelversion
-crypto/ecdsa
+github.com/opencontainers/image-spec/specs-go/v1
+archive/tar
 github.com/google/go-cmp/cmp
+github.com/containerd/containerd/contrib/seccomp/kernelversion
 github.com/moby/sys/mountinfo
-github.com/containerd/containerd/reference
 github.com/containerd/containerd/pkg/epoch
 github.com/containerd/log
-google.golang.org/protobuf/internal/filedesc
-google.golang.org/protobuf/encoding/prototext
-github.com/containerd/containerd/protobuf/proto
-github.com/distribution/reference
+github.com/containerd/containerd/reference
+crypto/ecdsa
 github.com/containerd/continuity/fs
 github.com/containerd/platforms
+github.com/distribution/reference
 github.com/containerd/containerd/pkg/cap
+github.com/klauspost/compress/zstd
 github.com/moby/sys/user
-github.com/containerd/containerd/archive/tarheader
 github.com/opencontainers/runtime-spec/specs-go
 github.com/containerd/containerd/pkg/kmutex
 log/slog
-go.opentelemetry.io/otel/codes
+google.golang.org/protobuf/internal/filedesc
+google.golang.org/protobuf/encoding/prototext
+github.com/containerd/containerd/protobuf/proto
 go.opentelemetry.io/otel/attribute
+go.opentelemetry.io/otel/codes
 go.opentelemetry.io/otel/baggage
-github.com/opencontainers/image-spec/identity
-github.com/containerd/containerd/archive
 github.com/containerd/containerd/mount
+github.com/opencontainers/image-spec/identity
 github.com/docker/go-events
 database/sql/driver
 github.com/moby/sys/signal
-github.com/opencontainers/selinux/pkg/pwalkdir
-github.com/containerd/containerd/pkg/atomicfile
 go.opentelemetry.io/otel/metric
 go.opentelemetry.io/otel/trace
+github.com/containerd/containerd/snapshots
+github.com/containerd/containerd/archive/tarheader
 go.opentelemetry.io/otel/semconv/v1.21.0
-github.com/pelletier/go-toml
+github.com/opencontainers/selinux/pkg/pwalkdir
+github.com/containerd/containerd/pkg/atomicfile
 github.com/opencontainers/selinux/go-selinux
-github.com/containerd/containerd/snapshots
-flag
-google.golang.org/protobuf/encoding/protojson
-google.golang.org/protobuf/internal/encoding/tag
+github.com/containerd/containerd/archive
+github.com/pelletier/go-toml
 github.com/go-logr/logr
+flag
 github.com/russross/blackfriday/v2
-google.golang.org/protobuf/internal/impl
-github.com/opencontainers/selinux/go-selinux/label
 runtime/trace
+github.com/go-logr/logr/funcr
 github.com/containerd/containerd/log
 github.com/containerd/containerd/platforms
-testing
 github.com/containerd/stargz-snapshotter/analyzer/fanotify/conn
 github.com/hashicorp/go-multierror
+github.com/opencontainers/selinux/go-selinux/label
 github.com/containerd/stargz-snapshotter/recorder
+google.golang.org/protobuf/encoding/protojson
+google.golang.org/protobuf/internal/encoding/tag
+github.com/containerd/stargz-snapshotter/analyzer/fanotify
 github.com/rs/xid
-github.com/go-logr/logr/funcr
+testing
 github.com/containerd/stargz-snapshotter/analyzer/fanotify/service
-github.com/containerd/stargz-snapshotter/analyzer/fanotify
 github.com/containerd/stargz-snapshotter/cache
+google.golang.org/protobuf/internal/impl
 encoding/csv
+github.com/go-logr/stdr
 gopkg.in/inf.v0
 github.com/intel/goresctrl/pkg/cgroups
 github.com/intel/goresctrl/pkg/log
 sigs.k8s.io/yaml/goyaml.v2
-github.com/go-logr/stdr
 github.com/docker/go-units
 github.com/intel/goresctrl/pkg/blockio/internal/resource
-github.com/containerd/containerd/archive/compression
-github.com/containerd/containerd/pkg/progress
 github.com/containerd/cgroups
+github.com/containerd/containerd/pkg/progress
+github.com/cpuguy83/go-md2man/v2/md2man
 compress/zlib
 debug/dwarf
+github.com/urfave/cli
 internal/zstd
 go/scanner
+github.com/containerd/containerd/archive/compression
 go/doc/comment
-github.com/cilium/ebpf/internal/testutils/fdtrace
 go/ast
+github.com/cilium/ebpf/internal/testutils/fdtrace
 github.com/containerd/containerd/pkg/shutdown
 github.com/containerd/containerd/pkg/seed
-github.com/cpuguy83/go-md2man/v2/md2man
 github.com/containernetworking/plugins/pkg/ns
 github.com/containerd/stargz-snapshotter/estargz/errorutil
 github.com/vbatts/tar-split/archive/tar
 google.golang.org/protobuf/encoding/protodelim
 github.com/prometheus/procfs/internal/fs
-github.com/urfave/cli
 golang.org/x/sync/singleflight
-crypto/x509
+github.com/hanwen/go-fuse/splice
+github.com/containerd/containerd/pkg/netns
+github.com/hanwen/go-fuse/internal
+github.com/hanwen/go-fuse/internal/fallocate
+github.com/hanwen/go-fuse/internal/openat
+github.com/hanwen/go-fuse/internal/renameat
+github.com/hanwen/go-fuse/internal/xattr
+github.com/containerd/containerd/snapshots/overlay/overlayutils
+go.etcd.io/bbolt/internal/common
+github.com/containerd/stargz-snapshotter/script/benchmark/hello-bench/src/go
+github.com/containerd/stargz-snapshotter/util/criutil
+sigs.k8s.io/yaml
+debug/elf
+go.etcd.io/bbolt/internal/freelist
 net/textproto
+crypto/x509
 vendor/golang.org/x/net/http/httpproxy
 google.golang.org/grpc/internal
 google.golang.org/grpc/internal/syscall
+google.golang.org/grpc/internal/resolver/dns/internal
 google.golang.org/grpc/experimental/stats
 google.golang.org/grpc/metadata
 google.golang.org/grpc/codes
 google.golang.org/grpc/mem
-vendor/golang.org/x/net/http/httpguts
-mime/multipart
+github.com/containerd/containerd/pkg/dialer
+github.com/google/uuid
+github.com/containernetworking/cni/pkg/types
+github.com/intel/goresctrl/pkg/blockio
 google.golang.org/grpc/internal/grpcutil
 google.golang.org/grpc/internal/balancerload
+vendor/golang.org/x/net/http/httpguts
+mime/multipart
 google.golang.org/grpc/stats
 golang.org/x/net/http/httpguts
 google.golang.org/grpc/tap
-google.golang.org/grpc/internal/resolver/dns/internal
 github.com/containerd/containerd/leases
-github.com/containerd/containerd/pkg/dialer
-google.golang.org/grpc/internal/stats
 google.golang.org/grpc/encoding
-github.com/google/uuid
-github.com/containernetworking/cni/pkg/types
+google.golang.org/grpc/internal/stats
+github.com/containernetworking/cni/pkg/types/internal
+github.com/containernetworking/cni/pkg/utils
 github.com/godbus/dbus
-debug/elf
+go/parser
+go/printer
 github.com/containerd/containerd/sys
-sigs.k8s.io/yaml
-github.com/containernetworking/cni/pkg/types/internal
+github.com/containerd/go-runc
+github.com/containerd/stargz-snapshotter/estargz
 github.com/containernetworking/cni/pkg/types/create
 github.com/containernetworking/cni/pkg/types/020
-github.com/containernetworking/cni/pkg/utils
-github.com/containerd/go-runc
-github.com/containerd/containerd/pkg/netns
 github.com/prometheus/procfs
-go/parser
+github.com/hanwen/go-fuse/fuse
 github.com/containernetworking/cni/pkg/types/040
-github.com/intel/goresctrl/pkg/blockio
+go.etcd.io/bbolt
 github.com/containernetworking/cni/pkg/types/100
-go/printer
-github.com/containerd/stargz-snapshotter/estargz
 github.com/containernetworking/cni/pkg/version
-github.com/hanwen/go-fuse/splice
 github.com/containernetworking/cni/pkg/invoke
-github.com/hanwen/go-fuse/internal
-github.com/hanwen/go-fuse/internal/fallocate
 github.com/containerd/containerd/sys/reaper
-github.com/hanwen/go-fuse/internal/openat
 github.com/containernetworking/cni/libcni
-github.com/hanwen/go-fuse/fuse
-github.com/hanwen/go-fuse/internal/renameat
-github.com/hanwen/go-fuse/internal/xattr
-github.com/containerd/containerd/snapshots/overlay/overlayutils
-go.etcd.io/bbolt/internal/common
-github.com/containerd/stargz-snapshotter/script/benchmark/hello-bench/src/go
-github.com/containerd/stargz-snapshotter/util/criutil
 github.com/containerd/go-cni
-crypto/tls
-go.etcd.io/bbolt/internal/freelist
 go/format
 github.com/cilium/ebpf/internal
-go.etcd.io/bbolt
+crypto/tls
+github.com/hanwen/go-fuse/fs
 github.com/cilium/ebpf/internal/unix
 github.com/cilium/ebpf/internal/kallsyms
 github.com/cilium/ebpf/internal/linux
-github.com/coreos/go-systemd/dbus
-github.com/hanwen/go-fuse/fs
 github.com/cilium/ebpf/internal/sys
 github.com/cilium/ebpf/internal/tracefs
+github.com/coreos/go-systemd/dbus
 github.com/cilium/ebpf/asm
 github.com/cilium/ebpf/internal/sysenc
 google.golang.org/protobuf/internal/filetype
@@ -2147,101 +4720,101 @@
 github.com/containerd/stargz-snapshotter/metadata
 github.com/containerd/stargz-snapshotter/metadata/memory
 google.golang.org/protobuf/runtime/protoimpl
-github.com/cilium/ebpf/btf
 google.golang.org/protobuf/protoadapt
+google.golang.org/protobuf/types/descriptorpb
 google.golang.org/protobuf/types/known/durationpb
-google.golang.org/protobuf/types/known/fieldmaskpb
-google.golang.org/protobuf/types/known/emptypb
 google.golang.org/protobuf/types/known/timestamppb
+google.golang.org/protobuf/types/known/emptypb
 google.golang.org/protobuf/types/known/anypb
-google.golang.org/protobuf/types/descriptorpb
 github.com/containerd/containerd/runtime/linux/runctypes
+google.golang.org/protobuf/types/known/fieldmaskpb
 github.com/containerd/containerd/runtime/v2/runc/options
 google.golang.org/genproto/googleapis/rpc/code
 google.golang.org/grpc/internal/pretty
 google.golang.org/grpc/encoding/proto
 github.com/golang/protobuf/ptypes/duration
-github.com/golang/protobuf/ptypes/timestamp
-google.golang.org/genproto/googleapis/rpc/status
-github.com/containerd/containerd/api/types/task
-github.com/containerd/typeurl/v2
-google.golang.org/genproto/protobuf/field_mask
 github.com/containerd/cgroups/cgroup1/stats
 github.com/containerd/cgroups/cgroup2/stats
+google.golang.org/genproto/googleapis/rpc/status
+github.com/containerd/typeurl/v2
 github.com/containerd/containerd/pkg/runtimeoptions/v1
-google.golang.org/grpc/binarylog/grpc_binarylog_v1
+google.golang.org/genproto/protobuf/field_mask
+github.com/golang/protobuf/ptypes/timestamp
+github.com/containerd/containerd/api/types/task
+github.com/containerd/containerd/protobuf/types
+github.com/cilium/ebpf/btf
 github.com/prometheus/client_model/go
 google.golang.org/grpc/internal/status
-github.com/containerd/containerd/protobuf/types
+google.golang.org/grpc/binarylog/grpc_binarylog_v1
 google.golang.org/grpc/status
 github.com/containerd/containerd/containers
 github.com/containerd/containerd/protobuf
-github.com/containerd/containerd/events
 github.com/containerd/containerd/pkg/streaming
-github.com/containerd/cgroups/cgroup1
-github.com/containerd/containerd/metadata/boltutil
+github.com/containerd/containerd/events
 github.com/containerd/containerd/errdefs
 github.com/containerd/ttrpc
+github.com/containerd/cgroups/cgroup1
+github.com/prometheus/common/model
+github.com/containerd/containerd/metadata/boltutil
 google.golang.org/grpc/internal/binarylog
 github.com/containerd/containerd/labels
 github.com/containerd/containerd/identifiers
 github.com/containerd/containerd/filters
 github.com/containerd/containerd/pkg/transfer/plugins
-github.com/prometheus/common/model
+github.com/containerd/containerd/api/types
 github.com/containerd/containerd/content
 github.com/containerd/containerd/snapshots/storage
-github.com/containerd/containerd/api/types
-github.com/containerd/containerd/images
-github.com/containerd/containerd/content/local
 github.com/containerd/containerd/api/types/transfer
 github.com/containerd/containerd/api/events
+github.com/containerd/containerd/images
+github.com/containerd/containerd/content/local
 github.com/containerd/stargz-snapshotter/snapshot
 github.com/prometheus/client_golang/prometheus/internal
+github.com/containerd/containerd/api/services/ttrpc/events/v1
+github.com/containerd/containerd/api/runtime/task/v2
+github.com/containerd/containerd/namespaces
+github.com/containerd/containerd/pkg/transfer/streaming
 github.com/containerd/containerd/diff
 github.com/containerd/containerd/images/archive
+github.com/containerd/containerd/oci
 github.com/containerd/containerd/pkg/transfer
+github.com/containerd/containerd/events/exchange
 github.com/containerd/containerd/remotes
 github.com/containerd/containerd/images/converter
-github.com/containerd/containerd/namespaces
-github.com/containerd/containerd/pkg/transfer/streaming
-github.com/containerd/containerd/api/runtime/task/v2
+github.com/containerd/containerd/pkg/ttrpcutil
+github.com/containerd/containerd/pkg/snapshotters
 github.com/containerd/containerd/rootfs
-github.com/containerd/containerd/api/services/ttrpc/events/v1
-github.com/containerd/containerd/oci
-github.com/containerd/containerd/events/exchange
-github.com/containerd/containerd/remotes/docker/schema1
+github.com/containerd/containerd/plugin
 github.com/containerd/containerd/images/converter/uncompress
 github.com/containerd/stargz-snapshotter/util/containerdutil
+github.com/containerd/containerd/services/warning
+github.com/containerd/containerd/remotes/docker/schema1
+github.com/containerd/stargz-snapshotter/nativeconverter/zstdchunked
+github.com/containerd/stargz-snapshotter/nativeconverter/estargz
+github.com/containerd/stargz-snapshotter/analyzer/recorder
+github.com/containerd/containerd/pkg/transfer/image
 github.com/containerd/containerd/pkg/transfer/archive
+github.com/containerd/containerd/runtime/v2/shim
+github.com/cilium/ebpf/internal/kconfig
+github.com/cilium/ebpf
 net/http/httptrace
 google.golang.org/grpc/internal/credentials
-github.com/containerd/containerd/plugin
-github.com/containerd/containerd/pkg/transfer/image
-github.com/containerd/stargz-snapshotter/analyzer/recorder
-github.com/containerd/containerd/pkg/ttrpcutil
-github.com/containerd/containerd/pkg/snapshotters
-github.com/cilium/ebpf/internal/kconfig
-net/http
+github.com/containerd/containerd/contrib/apparmor
+github.com/containerd/containerd/contrib/nvidia
+github.com/containerd/containerd/contrib/seccomp
 google.golang.org/grpc/credentials
-github.com/containerd/stargz-snapshotter/nativeconverter/estargz
-github.com/containerd/stargz-snapshotter/nativeconverter/zstdchunked
-github.com/containerd/containerd/services/warning
-github.com/cilium/ebpf
-github.com/containerd/containerd/runtime/v2/shim
-google.golang.org/grpc/internal/channelz
-google.golang.org/grpc/resolver
+net/http
 google.golang.org/grpc/credentials/insecure
+google.golang.org/grpc/resolver
 google.golang.org/grpc/peer
-google.golang.org/grpc/internal/transport/networktype
+google.golang.org/grpc/internal/channelz
+google.golang.org/grpc/internal/metadata
 google.golang.org/grpc/internal/resolver/passthrough
+google.golang.org/grpc/internal/transport/networktype
 google.golang.org/grpc/balancer/grpclb/state
-google.golang.org/grpc/internal/metadata
 google.golang.org/grpc/internal/resolver/dns
 google.golang.org/grpc/internal/resolver/unix
-github.com/containerd/containerd/contrib/apparmor
 google.golang.org/grpc/resolver/dns
-github.com/containerd/containerd/contrib/nvidia
-github.com/containerd/containerd/contrib/seccomp
 google.golang.org/grpc/channelz
 google.golang.org/grpc/balancer
 google.golang.org/grpc/balancer/base
@@ -2254,33 +4827,33 @@
 github.com/containerd/cgroups/cgroup2
 github.com/containerd/containerd/runtime/opts
 golang.org/x/net/trace
-github.com/containerd/containerd/remotes/errors
-expvar
-github.com/containerd/containerd/cmd/ctr/commands/pprof
+golang.org/x/net/http2
 net/http/httputil
 go.opentelemetry.io/otel/propagation
-github.com/prometheus/common/expfmt
+github.com/containerd/containerd/remotes/errors
+expvar
 github.com/containerd/stargz-snapshotter/util/testutil
-golang.org/x/net/http2
-github.com/prometheus/client_golang/internal/github.com/golang/gddo/httputil/header
+github.com/prometheus/common/expfmt
+github.com/containerd/containerd/cmd/ctr/commands/pprof
 github.com/hashicorp/go-cleanhttp
-github.com/containerd/containerd/remotes/docker/auth
+github.com/prometheus/client_golang/internal/github.com/golang/gddo/httputil/header
 github.com/prometheus/client_golang/internal/github.com/golang/gddo/httputil
+github.com/containerd/containerd/remotes/docker/auth
 github.com/hashicorp/go-retryablehttp
 go.opentelemetry.io/otel/internal/global
 github.com/containerd/stargz-snapshotter/metadata/testutil
 github.com/prometheus/client_golang/prometheus
 go.opentelemetry.io/otel
 github.com/containerd/containerd/tracing
-github.com/containerd/containerd/pkg/unpack
 github.com/containerd/containerd/remotes/docker
+github.com/containerd/containerd/pkg/unpack
 github.com/containerd/containerd/remotes/docker/config
 github.com/containerd/stargz-snapshotter/fs/source
 github.com/containerd/containerd/pkg/transfer/registry
 github.com/containerd/stargz-snapshotter/nativeconverter/estargz/externaltoc
-google.golang.org/grpc/internal/transport
 github.com/containerd/stargz-snapshotter/fs/metrics/common
 github.com/prometheus/client_golang/prometheus/promhttp
+google.golang.org/grpc/internal/transport
 github.com/containerd/stargz-snapshotter/fs/reader
 github.com/containerd/stargz-snapshotter/fs/remote
 github.com/containerd/stargz-snapshotter/fs/layer
@@ -2289,44 +4862,44 @@
 github.com/containerd/stargz-snapshotter/fs/metrics/layer
 github.com/containerd/stargz-snapshotter/store
 github.com/containerd/stargz-snapshotter/fs
-github.com/containerd/containerd/api/services/containers/v1
+github.com/containerd/containerd/api/services/diff/v1
 github.com/containerd/containerd/api/services/events/v1
+github.com/containerd/containerd/api/services/containers/v1
+github.com/containerd/containerd/api/services/content/v1
 github.com/containerd/containerd/api/services/images/v1
-github.com/containerd/containerd/api/services/introspection/v1
+github.com/containerd/containerd/api/services/sandbox/v1
 github.com/containerd/containerd/api/services/leases/v1
 github.com/containerd/containerd/api/services/snapshots/v1
+github.com/containerd/containerd/api/services/streaming/v1
 github.com/containerd/containerd/api/services/namespaces/v1
 github.com/containerd/containerd/api/services/tasks/v1
-github.com/containerd/containerd/api/services/sandbox/v1
-github.com/containerd/containerd/api/services/content/v1
-github.com/containerd/containerd/api/services/streaming/v1
-github.com/containerd/containerd/api/services/diff/v1
+github.com/containerd/containerd/api/services/introspection/v1
 github.com/containerd/containerd/api/services/transfer/v1
 github.com/containerd/containerd/api/services/version/v1
-github.com/containerd/containerd/diff/proxy
 github.com/containerd/containerd/api/runtime/sandbox/v1
+github.com/containerd/containerd/diff/proxy
 github.com/containerd/containerd/services/introspection
+github.com/containerd/containerd/pkg/transfer/proxy
 google.golang.org/grpc/health/grpc_health_v1
 github.com/containerd/containerd/leases/proxy
-github.com/containerd/containerd/content/proxy
-github.com/containerd/containerd/pkg/transfer/proxy
 github.com/containerd/containerd/snapshots/proxy
+github.com/containerd/containerd/content/proxy
 github.com/containerd/containerd/sandbox
 github.com/containerd/containerd/sandbox/proxy
 github.com/containerd/containerd
 github.com/containerd/containerd/cmd/ctr/commands
 github.com/containerd/containerd/cmd/ctr/commands/deprecations
-github.com/containerd/containerd/cmd/ctr/commands/content
 github.com/containerd/containerd/cmd/ctr/commands/events
+github.com/containerd/containerd/cmd/ctr/commands/content
+github.com/containerd/containerd/cmd/ctr/commands/info
 github.com/containerd/containerd/cmd/ctr/commands/install
+github.com/containerd/containerd/cmd/ctr/commands/tasks
 github.com/containerd/containerd/cmd/ctr/commands/leases
-github.com/containerd/containerd/cmd/ctr/commands/info
-github.com/containerd/containerd/cmd/ctr/commands/namespaces
 github.com/containerd/containerd/cmd/ctr/commands/oci
-github.com/containerd/containerd/cmd/ctr/commands/shim
-github.com/containerd/containerd/cmd/ctr/commands/sandboxes
 github.com/containerd/containerd/cmd/ctr/commands/plugins
-github.com/containerd/containerd/cmd/ctr/commands/tasks
+github.com/containerd/containerd/cmd/ctr/commands/sandboxes
+github.com/containerd/containerd/cmd/ctr/commands/shim
+github.com/containerd/containerd/cmd/ctr/commands/namespaces
 github.com/containerd/containerd/cmd/ctr/commands/snapshots
 github.com/containerd/containerd/cmd/ctr/commands/version
 github.com/containerd/containerd/cmd/ctr/commands/images
@@ -2346,174 +4919,174 @@
 ?   	github.com/containerd/stargz-snapshotter/analyzer/fanotify/service	[no test files]
 === RUN   TestNodeIndex
 === RUN   TestNodeIndex/single_layer:application/vnd.oci.image.layer.v1.tar,prefix=
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:31e7f20201a77778b3840001c639df50da85858d197829ef86f56a42a5dbc2bf\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:31e7f20201a77778b3840001c639df50da85858d197829ef86f56a42a5dbc2bf\""
 === RUN   TestNodeIndex/single_layer:application/vnd.oci.image.layer.v1.tar+gzip,prefix=
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:6dc782755ba989d63ce822495b5d9c4e29546bb480227909d616cbfae1e83904\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:6dc782755ba989d63ce822495b5d9c4e29546bb480227909d616cbfae1e83904\""
 === RUN   TestNodeIndex/single_layer:application/vnd.oci.image.layer.v1.tar,prefix=./
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:e5f961404cd344e15e9ec66cfce67cc8228336d74216881c62ee6f152c7ef427\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:e5f961404cd344e15e9ec66cfce67cc8228336d74216881c62ee6f152c7ef427\""
 === RUN   TestNodeIndex/single_layer:application/vnd.oci.image.layer.v1.tar+gzip,prefix=./
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:5e4b3e681de015dc93fe6333aded3643cc69b90c65383c46c8c5a54ffa0cdf64\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:5e4b3e681de015dc93fe6333aded3643cc69b90c65383c46c8c5a54ffa0cdf64\""
 === RUN   TestNodeIndex/single_layer:application/vnd.oci.image.layer.v1.tar,prefix=/
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:c36e02471cc714b3f382b020927c6ebd0aa591b1628d0657a58eb954cfff6f0d\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:c36e02471cc714b3f382b020927c6ebd0aa591b1628d0657a58eb954cfff6f0d\""
 === RUN   TestNodeIndex/single_layer:application/vnd.oci.image.layer.v1.tar+gzip,prefix=/
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:1848cad327135fcb7730d8a7c5b48e4aa96a55bf607c2dc44a9038cecfff8b38\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:1848cad327135fcb7730d8a7c5b48e4aa96a55bf607c2dc44a9038cecfff8b38\""
 === RUN   TestNodeIndex/single_layer:application/vnd.oci.image.layer.v1.tar,prefix=../
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:00cffa0efbacf9161b9ff16b9ee5ee3234630c71edb951b03a369cc24072667c\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:00cffa0efbacf9161b9ff16b9ee5ee3234630c71edb951b03a369cc24072667c\""
 === RUN   TestNodeIndex/single_layer:application/vnd.oci.image.layer.v1.tar+gzip,prefix=../
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:d4ff15f583d4cec7490529100142991bc97cbb9ae0e0f6ca21d2b5217e3c7e13\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:d4ff15f583d4cec7490529100142991bc97cbb9ae0e0f6ca21d2b5217e3c7e13\""
 === RUN   TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar,prefix=
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:1e93424e6260827e747497d3ef1c5340c7bf29f08d14fbe5d8a04e2076f4460d\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:fc147a276be60a15c5934cc7e1866e4384b3209d026c81387410e798b77df1cb\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:adaf58bc9baef7c32a32a9e6db2a5ac5493f1e9828b4c1bec122a19058411fe3\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:1e93424e6260827e747497d3ef1c5340c7bf29f08d14fbe5d8a04e2076f4460d\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:fc147a276be60a15c5934cc7e1866e4384b3209d026c81387410e798b77df1cb\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:adaf58bc9baef7c32a32a9e6db2a5ac5493f1e9828b4c1bec122a19058411fe3\""
 === RUN   TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar+gzip,prefix=
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:f098af0f4a2d51bdba59d94d62be51a3abd3aa14ca0f8ab363ed7f24ed080708\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:ebc07cc2f0f0554028b6837819815f7daf054e754b9b1871a5e156979ea1f9b8\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:8eb677c9558d56333fed27011f180c9718dd0df99fee840e82fb0800754b1f48\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:f098af0f4a2d51bdba59d94d62be51a3abd3aa14ca0f8ab363ed7f24ed080708\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:ebc07cc2f0f0554028b6837819815f7daf054e754b9b1871a5e156979ea1f9b8\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:8eb677c9558d56333fed27011f180c9718dd0df99fee840e82fb0800754b1f48\""
 === RUN   TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar,prefix=./
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:37774d4fe1d0a825fea716b22427f3c003580c8de91ad4482109dcf26ad49e16\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:ef552c6fdaf4cd65fe7b14f5109bb2c3981f05729911d59e8b753ba598d68c4f\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:3337d65a14af5984c97fae448c6fbb77f4a35074c71fdfe7765ba26962e769d4\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:37774d4fe1d0a825fea716b22427f3c003580c8de91ad4482109dcf26ad49e16\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:ef552c6fdaf4cd65fe7b14f5109bb2c3981f05729911d59e8b753ba598d68c4f\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:3337d65a14af5984c97fae448c6fbb77f4a35074c71fdfe7765ba26962e769d4\""
 === RUN   TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar+gzip,prefix=./
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:e23cc6e6512c5194ca39e4871af2996f32991e662e598e30c0b0238f52fe16cc\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:43e53c357f1411f51773990203b5907242b1dd4e3f4e5963f3ac4fe301549503\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:75a464537fba8c5effede2848f32d2d828221a9e7988f8c60d256a3579a756e9\""
-=== RUN   TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar+gzip,prefix=/
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:0e42d2afb7a76f52930eeff70f2a14ed11f57cdfeb67cf72eebe3a095891444f\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:cae6f777178cdaef2d5abb350ef5761561e868026e6e512c9861e51d9d9f1cfd\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:a6bab73c3e652c4869446fddb1047f8464e5b0ef7ef0d9c0aa7bf3bb656a64a3\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:e23cc6e6512c5194ca39e4871af2996f32991e662e598e30c0b0238f52fe16cc\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:43e53c357f1411f51773990203b5907242b1dd4e3f4e5963f3ac4fe301549503\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:75a464537fba8c5effede2848f32d2d828221a9e7988f8c60d256a3579a756e9\""
 === RUN   TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar,prefix=/
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:c6489c76bf85b6f9e245bcc03b8bd962d8c5991326095e1d615f49a181f8f8a5\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:912303362d5631e829a2e6c6769019ed2141daa897d611a646b75aee09578613\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:6e0662f7a956a6129c70df3ee3a9c92352b63d3b9ea8edf3e1f067e8b2269864\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:c6489c76bf85b6f9e245bcc03b8bd962d8c5991326095e1d615f49a181f8f8a5\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:912303362d5631e829a2e6c6769019ed2141daa897d611a646b75aee09578613\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:6e0662f7a956a6129c70df3ee3a9c92352b63d3b9ea8edf3e1f067e8b2269864\""
+=== RUN   TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar+gzip,prefix=/
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:0e42d2afb7a76f52930eeff70f2a14ed11f57cdfeb67cf72eebe3a095891444f\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:cae6f777178cdaef2d5abb350ef5761561e868026e6e512c9861e51d9d9f1cfd\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:a6bab73c3e652c4869446fddb1047f8464e5b0ef7ef0d9c0aa7bf3bb656a64a3\""
 === RUN   TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar,prefix=../
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:ed2a14cde844c97dc38a75f2c0a9f09905b0063640056b644c6ae38a04f916e1\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:bddf3f999d38dc1ca32a5e2e16801ab9845ce716d1001faac120c164bdeeae65\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:3ece4ebcbdecaf62a6c6fcc1dc449ff3d622b62348f041b6c7d394921da46848\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:ed2a14cde844c97dc38a75f2c0a9f09905b0063640056b644c6ae38a04f916e1\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:bddf3f999d38dc1ca32a5e2e16801ab9845ce716d1001faac120c164bdeeae65\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:3ece4ebcbdecaf62a6c6fcc1dc449ff3d622b62348f041b6c7d394921da46848\""
 === RUN   TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar+gzip,prefix=../
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:3f9577841e59368ec276284835a1e545fd11617ed63e3d50fcab3edac99125ca\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:2187f238cb9b8e5caef442c582e7bb3f4d64453962be0827e53fd1cb98c82fb9\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:fb2f285b7f3c69b75da4c45027ae6f83fe7422054755fbee4832ae1b9c84f135\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:3f9577841e59368ec276284835a1e545fd11617ed63e3d50fcab3edac99125ca\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:2187f238cb9b8e5caef442c582e7bb3f4d64453962be0827e53fd1cb98c82fb9\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:fb2f285b7f3c69b75da4c45027ae6f83fe7422054755fbee4832ae1b9c84f135\""
 === RUN   TestNodeIndex/various_files:application/vnd.oci.image.layer.v1.tar,prefix=
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:f1fbf0beb782d5bf92ade035f054db6be4c620be7e71e8b3e32207cae739a84f\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:784d6adb496a4870ca6e39116ac6aaec9db62223d7cd0f83b8fca5bcdbc14e7c\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:eca061f2defa3d52908f57e9d860ab272ff35573d8eabbf0170375266ea44f67\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:6101cfc0c69788a5ab1cc495336c4a6d37e10975577bac35f51038477b8b2ddf\""
 === RUN   TestNodeIndex/various_files:application/vnd.oci.image.layer.v1.tar+gzip,prefix=
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:510a374eab7251645b19c6148151fe23d94e6b3c37de3dc60bf30ec78aacd236\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:a45bae2c32a7c99943269115fce62cabd879f7632c346064430128626d48380f\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:72c635ed2d6b8ec44fb9f4917129484f80096b93d65ccc6ec05e28c5ded27ba1\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:3bed3ee69b13d5544eef5b87c5be8bfa3fc8737ea3117e34fcf14be3a85d75f5\""
 === RUN   TestNodeIndex/various_files:application/vnd.oci.image.layer.v1.tar,prefix=./
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:6e377452f62040ffef87954ab75316157c5cd7716dd30d68ec6b39920bd42eda\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:5b117047920e134776fbc49a88146629ab0aab11cbe99ad81912fa5cf97e4bf6\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:b5707eef724cb25dc12a78049656fc491c16e5d48bcf9ce90fe58ceed85903c1\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:94ba13f405b4c0acce40a78e36639d26dc1a2abe2089cdeb7754ff6767633349\""
 === RUN   TestNodeIndex/various_files:application/vnd.oci.image.layer.v1.tar+gzip,prefix=./
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:e2d233b71c51dc7da74e0e599fadc7bbe36f852fd31a3e81063dda1a374e219e\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:d9462c03ffd2e02bd0953224f0336d4f7bf58a6e49bc83a6489dafd16795f4b0\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:576fd55c2a5f6452cb5fbbf88c8db6705d03c31fd9ead050f01f481c873b520c\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:6ed86fa8203765bcaa7d4cfa6282aaa89609b07ff9b935adf8629c3ca26ce43e\""
 === RUN   TestNodeIndex/various_files:application/vnd.oci.image.layer.v1.tar,prefix=/
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:8ddffdc2272f37907325574321905e57058d42e9864f5ef8bee5c75d1054a69d\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:19f09d3d03e5337e480aa7f05bd7caabe95df20fb7797d6a89d480fb0f030bef\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:a5bfc827e31e6fd997a3e8e8ad98a997e76bb5542c2bfe89a5cca31fa49cc20a\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:9c667d6a4df242635cd7daf644ef513c9077e3f2a4e8f0d4f0db751adb1b635b\""
 === RUN   TestNodeIndex/various_files:application/vnd.oci.image.layer.v1.tar+gzip,prefix=/
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:046adda4afc2a83b8e9f2bc4e3cb97c247950e6051a3d17500ad4252ab1cc7b9\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:7e34c653bd29d23b042bd040c65e27e454a92e4d7dc0e9462a2efe1047f527bf\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:9f585e8e17887f2103a9296db24be4e5b938ee76a7a6a63e7f2914e428ef677f\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:15569e46985ee9b18294e665b7c8dfe1dbaf34840b82756e86a70eec22b9d1da\""
 === RUN   TestNodeIndex/various_files:application/vnd.oci.image.layer.v1.tar,prefix=../
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:20c680e7282e4bae633f37adf67a3c3160f60702190cf15e37f4f602c67be640\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:2337d641fd8a5637852a0f4a1d720e287f7534560702e99625a87f355a470771\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:4c6b791e0a3b4595e0f7e3f9bea306279e9462c475f9bb08efc233c92d9996ef\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:13004e1667e6d106f2553742fb6f4b2280b3a8f5b0373702b220f99f1a5d9531\""
 === RUN   TestNodeIndex/various_files:application/vnd.oci.image.layer.v1.tar+gzip,prefix=../
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:a367c6f5b1d65c93eed428be02149553a316be23b644d9579e980efe4ef4ae10\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:99053bca7a8ab44143b4d24c818630242dde9a67c33e883bd23b091bff585e07\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:2aed3771ea7e1aec6c47807679ec0723edc427f1a7c7b306caab30e636457694\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:adfd8b6ed97a5ccf1ccbdcf95597b7f010058e2dbb5b3a3c9320e12513ed08bb\""
 === RUN   TestNodeIndex/whiteout_file:application/vnd.oci.image.layer.v1.tar,prefix=
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:ad980c211567cdd654aa7235f36067c1b42a2068b0ee2bb4bc13bb69aa16eb9e\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:2b10964d1d882f64d4032648f324c27c35b8a7224bfe8e3bc356c9ee13b6821b\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:ad980c211567cdd654aa7235f36067c1b42a2068b0ee2bb4bc13bb69aa16eb9e\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:2b10964d1d882f64d4032648f324c27c35b8a7224bfe8e3bc356c9ee13b6821b\""
     recorder_test.go:263: failed to record: "bar/barfile": "bar/barfile" is a deleted file
 === RUN   TestNodeIndex/whiteout_file:application/vnd.oci.image.layer.v1.tar+gzip,prefix=
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:272ada0dc04f6c07ef6d8e51b0197dc0c212deffa85c8e2f86570141d9137776\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:4ec933830ee20429b949d7e4da2af67d70fc443efc13cb139e830d020ea3f8c1\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:272ada0dc04f6c07ef6d8e51b0197dc0c212deffa85c8e2f86570141d9137776\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:4ec933830ee20429b949d7e4da2af67d70fc443efc13cb139e830d020ea3f8c1\""
     recorder_test.go:263: failed to record: "bar/barfile": "bar/barfile" is a deleted file
 === RUN   TestNodeIndex/whiteout_file:application/vnd.oci.image.layer.v1.tar,prefix=./
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:9328d09b86c97c22372d3131aeb0bb7fd7bd113995d403e56fcb0f2186dd0caa\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:e75d4f98c2660ab10b283798e7e7dfec065dbacec8c6e46c5605483ac8087be0\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:9328d09b86c97c22372d3131aeb0bb7fd7bd113995d403e56fcb0f2186dd0caa\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:e75d4f98c2660ab10b283798e7e7dfec065dbacec8c6e46c5605483ac8087be0\""
     recorder_test.go:263: failed to record: "bar/barfile": "bar/barfile" is a deleted file
 === RUN   TestNodeIndex/whiteout_file:application/vnd.oci.image.layer.v1.tar+gzip,prefix=./
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:9e7265ed12161b0da0120025f36c5f4b0b60f55a81e360667490420a6adb50b5\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:db4258e85fa3ade0f24a1ad1c17294f522f06c021616a772086e663e617cb42f\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:9e7265ed12161b0da0120025f36c5f4b0b60f55a81e360667490420a6adb50b5\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:db4258e85fa3ade0f24a1ad1c17294f522f06c021616a772086e663e617cb42f\""
     recorder_test.go:263: failed to record: "bar/barfile": "bar/barfile" is a deleted file
 === RUN   TestNodeIndex/whiteout_file:application/vnd.oci.image.layer.v1.tar+gzip,prefix=/
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:2144486967e15fe7846661a6e5ba19db71d2e9852b4c0814dd3ca68192ab5885\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:3810a9333c80fde5c2d823c9406175fe254a163b49a954606b64c3b0a72f8d7a\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:2144486967e15fe7846661a6e5ba19db71d2e9852b4c0814dd3ca68192ab5885\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:3810a9333c80fde5c2d823c9406175fe254a163b49a954606b64c3b0a72f8d7a\""
     recorder_test.go:263: failed to record: "bar/barfile": "bar/barfile" is a deleted file
 === RUN   TestNodeIndex/whiteout_file:application/vnd.oci.image.layer.v1.tar,prefix=/
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:62630c2629f24fbf6c881196e5433ae576ef8d2e4d7bcf285bcc61c7c78351c8\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:59b636c39eaf08859cef5ccb49fca290d381d8462bade777d7c23ef0ac4689c3\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:62630c2629f24fbf6c881196e5433ae576ef8d2e4d7bcf285bcc61c7c78351c8\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:59b636c39eaf08859cef5ccb49fca290d381d8462bade777d7c23ef0ac4689c3\""
     recorder_test.go:263: failed to record: "bar/barfile": "bar/barfile" is a deleted file
 === RUN   TestNodeIndex/whiteout_file:application/vnd.oci.image.layer.v1.tar,prefix=../
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:95283046211f21d799b47758605b2dea8a902ae560144db5a730e98b8b779b79\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:6b18824a9a174a215b5ca1d7cf756f1c1d5e31cb791fc29008f2b8700d244744\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:95283046211f21d799b47758605b2dea8a902ae560144db5a730e98b8b779b79\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:6b18824a9a174a215b5ca1d7cf756f1c1d5e31cb791fc29008f2b8700d244744\""
     recorder_test.go:263: failed to record: "bar/barfile": "bar/barfile" is a deleted file
 === RUN   TestNodeIndex/whiteout_file:application/vnd.oci.image.layer.v1.tar+gzip,prefix=../
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:05aa2b7616c0e477077bc535b207f723656542ece06235a6e8592753448c93fd\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:0fb83b26540fa7b98b64e1105df760aa230aaa2488c426a0af88534aa8cdc1a0\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:05aa2b7616c0e477077bc535b207f723656542ece06235a6e8592753448c93fd\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:0fb83b26540fa7b98b64e1105df760aa230aaa2488c426a0af88534aa8cdc1a0\""
     recorder_test.go:263: failed to record: "bar/barfile": "bar/barfile" is a deleted file
-=== RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar+gzip,prefix=
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:272ada0dc04f6c07ef6d8e51b0197dc0c212deffa85c8e2f86570141d9137776\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:30dc763af47ddee205b7f6b377af002b7e850eb81d0261630c4bd7c778bde65c\""
-    recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
 === RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar,prefix=
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:ad980c211567cdd654aa7235f36067c1b42a2068b0ee2bb4bc13bb69aa16eb9e\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:76db53de9f26cfbf6c6c20f3673ba4738a3353a9ad0f967511f9468318b78e03\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:ad980c211567cdd654aa7235f36067c1b42a2068b0ee2bb4bc13bb69aa16eb9e\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:76db53de9f26cfbf6c6c20f3673ba4738a3353a9ad0f967511f9468318b78e03\""
+    recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
+=== RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar+gzip,prefix=
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:272ada0dc04f6c07ef6d8e51b0197dc0c212deffa85c8e2f86570141d9137776\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:30dc763af47ddee205b7f6b377af002b7e850eb81d0261630c4bd7c778bde65c\""
     recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
 === RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar,prefix=./
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:9328d09b86c97c22372d3131aeb0bb7fd7bd113995d403e56fcb0f2186dd0caa\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:aff9922ee67304845074d6b213e715206ebd4fe220b4bbf735a987b95d722af9\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:9328d09b86c97c22372d3131aeb0bb7fd7bd113995d403e56fcb0f2186dd0caa\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:aff9922ee67304845074d6b213e715206ebd4fe220b4bbf735a987b95d722af9\""
     recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
 === RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar+gzip,prefix=./
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:9e7265ed12161b0da0120025f36c5f4b0b60f55a81e360667490420a6adb50b5\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:e6a382b919b2c458fecd3bfb6719a450826d9280f64f8f31d8ebbd3c4554433c\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:9e7265ed12161b0da0120025f36c5f4b0b60f55a81e360667490420a6adb50b5\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:e6a382b919b2c458fecd3bfb6719a450826d9280f64f8f31d8ebbd3c4554433c\""
     recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
 === RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar,prefix=/
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:62630c2629f24fbf6c881196e5433ae576ef8d2e4d7bcf285bcc61c7c78351c8\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:2d863f74aafdea2fb26306723863ade7dc2a3f34a032dbfda54df2b7545c861d\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:62630c2629f24fbf6c881196e5433ae576ef8d2e4d7bcf285bcc61c7c78351c8\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:2d863f74aafdea2fb26306723863ade7dc2a3f34a032dbfda54df2b7545c861d\""
     recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
 === RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar+gzip,prefix=/
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:2144486967e15fe7846661a6e5ba19db71d2e9852b4c0814dd3ca68192ab5885\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:acd9492ad767c75ff4e45052c91c8e8ff009897af3a5f1f4a5f16d852c9f656b\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:2144486967e15fe7846661a6e5ba19db71d2e9852b4c0814dd3ca68192ab5885\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:acd9492ad767c75ff4e45052c91c8e8ff009897af3a5f1f4a5f16d852c9f656b\""
     recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
 === RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar,prefix=../
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:95283046211f21d799b47758605b2dea8a902ae560144db5a730e98b8b779b79\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:6d0fbb75955c11e4998bd4610b70cbc078ad85b5e1bcf352333436f4601ab064\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:95283046211f21d799b47758605b2dea8a902ae560144db5a730e98b8b779b79\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:6d0fbb75955c11e4998bd4610b70cbc078ad85b5e1bcf352333436f4601ab064\""
     recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
 === RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar+gzip,prefix=../
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:05aa2b7616c0e477077bc535b207f723656542ece06235a6e8592753448c93fd\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:2faf23f022b489ac2c1ebdb0c77e14e306e30dccc4a8605b20882c80b411d932\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:05aa2b7616c0e477077bc535b207f723656542ece06235a6e8592753448c93fd\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:2faf23f022b489ac2c1ebdb0c77e14e306e30dccc4a8605b20882c80b411d932\""
     recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
 === RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar,prefix=#01
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:ad980c211567cdd654aa7235f36067c1b42a2068b0ee2bb4bc13bb69aa16eb9e\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:76db53de9f26cfbf6c6c20f3673ba4738a3353a9ad0f967511f9468318b78e03\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:ad980c211567cdd654aa7235f36067c1b42a2068b0ee2bb4bc13bb69aa16eb9e\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:76db53de9f26cfbf6c6c20f3673ba4738a3353a9ad0f967511f9468318b78e03\""
     recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
 === RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar+gzip,prefix=#01
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:272ada0dc04f6c07ef6d8e51b0197dc0c212deffa85c8e2f86570141d9137776\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:30dc763af47ddee205b7f6b377af002b7e850eb81d0261630c4bd7c778bde65c\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:272ada0dc04f6c07ef6d8e51b0197dc0c212deffa85c8e2f86570141d9137776\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:30dc763af47ddee205b7f6b377af002b7e850eb81d0261630c4bd7c778bde65c\""
     recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
 === RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar,prefix=./#01
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:9328d09b86c97c22372d3131aeb0bb7fd7bd113995d403e56fcb0f2186dd0caa\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:aff9922ee67304845074d6b213e715206ebd4fe220b4bbf735a987b95d722af9\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:9328d09b86c97c22372d3131aeb0bb7fd7bd113995d403e56fcb0f2186dd0caa\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:aff9922ee67304845074d6b213e715206ebd4fe220b4bbf735a987b95d722af9\""
     recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
 === RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar+gzip,prefix=./#01
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:9e7265ed12161b0da0120025f36c5f4b0b60f55a81e360667490420a6adb50b5\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:e6a382b919b2c458fecd3bfb6719a450826d9280f64f8f31d8ebbd3c4554433c\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:9e7265ed12161b0da0120025f36c5f4b0b60f55a81e360667490420a6adb50b5\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:e6a382b919b2c458fecd3bfb6719a450826d9280f64f8f31d8ebbd3c4554433c\""
     recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
 === RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar,prefix=/#01
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:62630c2629f24fbf6c881196e5433ae576ef8d2e4d7bcf285bcc61c7c78351c8\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:2d863f74aafdea2fb26306723863ade7dc2a3f34a032dbfda54df2b7545c861d\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:62630c2629f24fbf6c881196e5433ae576ef8d2e4d7bcf285bcc61c7c78351c8\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:2d863f74aafdea2fb26306723863ade7dc2a3f34a032dbfda54df2b7545c861d\""
     recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
 === RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar+gzip,prefix=/#01
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:2144486967e15fe7846661a6e5ba19db71d2e9852b4c0814dd3ca68192ab5885\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:acd9492ad767c75ff4e45052c91c8e8ff009897af3a5f1f4a5f16d852c9f656b\""
-    recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
-=== RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar,prefix=../#01
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:95283046211f21d799b47758605b2dea8a902ae560144db5a730e98b8b779b79\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:6d0fbb75955c11e4998bd4610b70cbc078ad85b5e1bcf352333436f4601ab064\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:2144486967e15fe7846661a6e5ba19db71d2e9852b4c0814dd3ca68192ab5885\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:acd9492ad767c75ff4e45052c91c8e8ff009897af3a5f1f4a5f16d852c9f656b\""
     recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
 === RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar+gzip,prefix=../#01
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:05aa2b7616c0e477077bc535b207f723656542ece06235a6e8592753448c93fd\""
-time="2025-10-30T11:33:59-12:00" level=info msg="analyzing blob \"sha256:2faf23f022b489ac2c1ebdb0c77e14e306e30dccc4a8605b20882c80b411d932\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:05aa2b7616c0e477077bc535b207f723656542ece06235a6e8592753448c93fd\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:2faf23f022b489ac2c1ebdb0c77e14e306e30dccc4a8605b20882c80b411d932\""
+    recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
+=== RUN   TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar,prefix=../#01
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:95283046211f21d799b47758605b2dea8a902ae560144db5a730e98b8b779b79\""
+time="2025-10-31T13:39:02+14:00" level=info msg="analyzing blob \"sha256:6d0fbb75955c11e4998bd4610b70cbc078ad85b5e1bcf352333436f4601ab064\""
     recorder_test.go:263: failed to record: "bar/barfile": Parent dir of "bar/barfile" is a deleted directory
---- PASS: TestNodeIndex (0.08s)
+--- PASS: TestNodeIndex (0.07s)
     --- PASS: TestNodeIndex/single_layer:application/vnd.oci.image.layer.v1.tar,prefix= (0.00s)
     --- PASS: TestNodeIndex/single_layer:application/vnd.oci.image.layer.v1.tar+gzip,prefix= (0.00s)
     --- PASS: TestNodeIndex/single_layer:application/vnd.oci.image.layer.v1.tar,prefix=./ (0.00s)
@@ -2526,8 +5099,8 @@
     --- PASS: TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar+gzip,prefix= (0.00s)
     --- PASS: TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar,prefix=./ (0.00s)
     --- PASS: TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar+gzip,prefix=./ (0.00s)
-    --- PASS: TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar+gzip,prefix=/ (0.00s)
     --- PASS: TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar,prefix=/ (0.00s)
+    --- PASS: TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar+gzip,prefix=/ (0.00s)
     --- PASS: TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar,prefix=../ (0.00s)
     --- PASS: TestNodeIndex/overlay:application/vnd.oci.image.layer.v1.tar+gzip,prefix=../ (0.00s)
     --- PASS: TestNodeIndex/various_files:application/vnd.oci.image.layer.v1.tar,prefix= (0.00s)
@@ -2546,8 +5119,8 @@
     --- PASS: TestNodeIndex/whiteout_file:application/vnd.oci.image.layer.v1.tar,prefix=/ (0.00s)
     --- PASS: TestNodeIndex/whiteout_file:application/vnd.oci.image.layer.v1.tar,prefix=../ (0.00s)
     --- PASS: TestNodeIndex/whiteout_file:application/vnd.oci.image.layer.v1.tar+gzip,prefix=../ (0.00s)
-    --- PASS: TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar+gzip,prefix= (0.00s)
     --- PASS: TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar,prefix= (0.00s)
+    --- PASS: TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar+gzip,prefix= (0.00s)
     --- PASS: TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar,prefix=./ (0.00s)
     --- PASS: TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar+gzip,prefix=./ (0.00s)
     --- PASS: TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar,prefix=/ (0.00s)
@@ -2560,10 +5133,10 @@
     --- PASS: TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar+gzip,prefix=./#01 (0.00s)
     --- PASS: TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar,prefix=/#01 (0.00s)
     --- PASS: TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar+gzip,prefix=/#01 (0.00s)
-    --- PASS: TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar,prefix=../#01 (0.00s)
     --- PASS: TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar+gzip,prefix=../#01 (0.00s)
+    --- PASS: TestNodeIndex/whiteout_dir:application/vnd.oci.image.layer.v1.tar,prefix=../#01 (0.00s)
 PASS
-ok  	github.com/containerd/stargz-snapshotter/analyzer/recorder	0.089s
+ok  	github.com/containerd/stargz-snapshotter/analyzer/recorder	0.085s
 === RUN   TestDirectoryCache
 === RUN   TestDirectoryCache/dir-with-enough-mem-empty_data
 === RUN   TestDirectoryCache/dir-with-enough-mem-data
@@ -2593,7 +5166,7 @@
     --- PASS: TestMemoryCache/memory-manydata (0.00s)
     --- PASS: TestMemoryCache/memory-dup_data (0.00s)
 PASS
-ok  	github.com/containerd/stargz-snapshotter/cache	0.005s
+ok  	github.com/containerd/stargz-snapshotter/cache	0.009s
 ?   	github.com/containerd/stargz-snapshotter/cmd/ctr-remote	[no test files]
 ?   	github.com/containerd/stargz-snapshotter/cmd/ctr-remote/commands	[no test files]
 === RUN   TestSort
@@ -3413,15 +5986,15 @@
 === RUN   TestSort/root_absolute_file-logprefix="../"-tarprefix="./"-src=2
 === RUN   TestSort/root_absolute_file-logprefix="../"-tarprefix="/"-src=2
 === RUN   TestSort/root_absolute_file-logprefix="../"-tarprefix="../"-src=2
---- PASS: TestSort (3.04s)
+--- PASS: TestSort (3.30s)
     --- PASS: TestSort/nolog-logprefix=""-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/nolog-logprefix=""-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/nolog-logprefix=""-tarprefix="/"-src=0 (0.00s)
     --- PASS: TestSort/nolog-logprefix=""-tarprefix="../"-src=0 (0.00s)
-    --- PASS: TestSort/nolog-logprefix="./"-tarprefix=""-src=0 (0.01s)
+    --- PASS: TestSort/nolog-logprefix="./"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/nolog-logprefix="./"-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/nolog-logprefix="./"-tarprefix="/"-src=0 (0.00s)
-    --- PASS: TestSort/nolog-logprefix="./"-tarprefix="../"-src=0 (0.01s)
+    --- PASS: TestSort/nolog-logprefix="./"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/nolog-logprefix="/"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/nolog-logprefix="/"-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/nolog-logprefix="/"-tarprefix="/"-src=0 (0.00s)
@@ -3435,7 +6008,7 @@
     --- PASS: TestSort/nolog-logprefix=""-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/nolog-logprefix=""-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/nolog-logprefix="./"-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/nolog-logprefix="./"-tarprefix="./"-src=1 (0.00s)
+    --- PASS: TestSort/nolog-logprefix="./"-tarprefix="./"-src=1 (0.01s)
     --- PASS: TestSort/nolog-logprefix="./"-tarprefix="/"-src=1 (0.01s)
     --- PASS: TestSort/nolog-logprefix="./"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/nolog-logprefix="/"-tarprefix=""-src=1 (0.00s)
@@ -3459,7 +6032,7 @@
     --- PASS: TestSort/nolog-logprefix="/"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/nolog-logprefix="/"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/nolog-logprefix="../"-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/nolog-logprefix="../"-tarprefix="./"-src=2 (0.01s)
+    --- PASS: TestSort/nolog-logprefix="../"-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/nolog-logprefix="../"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/nolog-logprefix="../"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/identical-logprefix=""-tarprefix=""-src=0 (0.00s)
@@ -3476,21 +6049,21 @@
     --- PASS: TestSort/identical-logprefix="/"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/identical-logprefix="../"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/identical-logprefix="../"-tarprefix="./"-src=0 (0.00s)
-    --- PASS: TestSort/identical-logprefix="../"-tarprefix="/"-src=0 (0.01s)
+    --- PASS: TestSort/identical-logprefix="../"-tarprefix="/"-src=0 (0.00s)
     --- PASS: TestSort/identical-logprefix="../"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/identical-logprefix=""-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/identical-logprefix=""-tarprefix="./"-src=1 (0.01s)
-    --- PASS: TestSort/identical-logprefix=""-tarprefix="/"-src=1 (0.01s)
+    --- PASS: TestSort/identical-logprefix=""-tarprefix="./"-src=1 (0.00s)
+    --- PASS: TestSort/identical-logprefix=""-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/identical-logprefix=""-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/identical-logprefix="./"-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/identical-logprefix="./"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/identical-logprefix="./"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/identical-logprefix="./"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/identical-logprefix="/"-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/identical-logprefix="/"-tarprefix="./"-src=1 (0.01s)
+    --- PASS: TestSort/identical-logprefix="/"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/identical-logprefix="/"-tarprefix="/"-src=1 (0.00s)
-    --- PASS: TestSort/identical-logprefix="/"-tarprefix="../"-src=1 (0.00s)
-    --- PASS: TestSort/identical-logprefix="../"-tarprefix=""-src=1 (0.01s)
+    --- PASS: TestSort/identical-logprefix="/"-tarprefix="../"-src=1 (0.01s)
+    --- PASS: TestSort/identical-logprefix="../"-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/identical-logprefix="../"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/identical-logprefix="../"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/identical-logprefix="../"-tarprefix="../"-src=1 (0.00s)
@@ -3499,58 +6072,58 @@
     --- PASS: TestSort/identical-logprefix=""-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/identical-logprefix=""-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/identical-logprefix="./"-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/identical-logprefix="./"-tarprefix="./"-src=2 (0.00s)
+    --- PASS: TestSort/identical-logprefix="./"-tarprefix="./"-src=2 (0.01s)
     --- PASS: TestSort/identical-logprefix="./"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/identical-logprefix="./"-tarprefix="../"-src=2 (0.00s)
-    --- PASS: TestSort/identical-logprefix="/"-tarprefix=""-src=2 (0.00s)
+    --- PASS: TestSort/identical-logprefix="/"-tarprefix=""-src=2 (0.01s)
     --- PASS: TestSort/identical-logprefix="/"-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/identical-logprefix="/"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/identical-logprefix="/"-tarprefix="../"-src=2 (0.00s)
-    --- PASS: TestSort/identical-logprefix="../"-tarprefix=""-src=2 (0.00s)
+    --- PASS: TestSort/identical-logprefix="../"-tarprefix=""-src=2 (0.01s)
     --- PASS: TestSort/identical-logprefix="../"-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/identical-logprefix="../"-tarprefix="/"-src=2 (0.01s)
+    --- PASS: TestSort/identical-logprefix="../"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/identical-logprefix="../"-tarprefix="../"-src=2 (0.00s)
-    --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix=""-src=0 (0.01s)
-    --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix="./"-src=0 (0.01s)
+    --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix=""-src=0 (0.00s)
+    --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix="/"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="./"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="./"-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="./"-tarprefix="/"-src=0 (0.01s)
-    --- PASS: TestSort/shuffle_reg-logprefix="./"-tarprefix="../"-src=0 (0.01s)
+    --- PASS: TestSort/shuffle_reg-logprefix="./"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="/"-tarprefix=""-src=0 (0.00s)
-    --- PASS: TestSort/shuffle_reg-logprefix="/"-tarprefix="./"-src=0 (0.00s)
+    --- PASS: TestSort/shuffle_reg-logprefix="/"-tarprefix="./"-src=0 (0.01s)
     --- PASS: TestSort/shuffle_reg-logprefix="/"-tarprefix="/"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="/"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="../"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="../"-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="../"-tarprefix="/"-src=0 (0.00s)
-    --- PASS: TestSort/shuffle_reg-logprefix="../"-tarprefix="../"-src=0 (0.00s)
+    --- PASS: TestSort/shuffle_reg-logprefix="../"-tarprefix="../"-src=0 (0.01s)
     --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix="./"-src=1 (0.00s)
+    --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix="./"-src=1 (0.01s)
     --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="./"-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/shuffle_reg-logprefix="./"-tarprefix="./"-src=1 (0.01s)
-    --- PASS: TestSort/shuffle_reg-logprefix="./"-tarprefix="/"-src=1 (0.01s)
+    --- PASS: TestSort/shuffle_reg-logprefix="./"-tarprefix="./"-src=1 (0.00s)
+    --- PASS: TestSort/shuffle_reg-logprefix="./"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="./"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="/"-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="/"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="/"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="/"-tarprefix="../"-src=1 (0.00s)
-    --- PASS: TestSort/shuffle_reg-logprefix="../"-tarprefix=""-src=1 (0.00s)
+    --- PASS: TestSort/shuffle_reg-logprefix="../"-tarprefix=""-src=1 (0.01s)
     --- PASS: TestSort/shuffle_reg-logprefix="../"-tarprefix="./"-src=1 (0.00s)
-    --- PASS: TestSort/shuffle_reg-logprefix="../"-tarprefix="/"-src=1 (0.00s)
-    --- PASS: TestSort/shuffle_reg-logprefix="../"-tarprefix="../"-src=1 (0.00s)
-    --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix="/"-src=2 (0.00s)
+    --- PASS: TestSort/shuffle_reg-logprefix="../"-tarprefix="/"-src=1 (0.01s)
+    --- PASS: TestSort/shuffle_reg-logprefix="../"-tarprefix="../"-src=1 (0.01s)
+    --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix=""-src=2 (0.01s)
+    --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix="./"-src=2 (0.01s)
+    --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix="/"-src=2 (0.01s)
     --- PASS: TestSort/shuffle_reg-logprefix=""-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="./"-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="./"-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/shuffle_reg-logprefix="./"-tarprefix="/"-src=2 (0.01s)
+    --- PASS: TestSort/shuffle_reg-logprefix="./"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="./"-tarprefix="../"-src=2 (0.00s)
-    --- PASS: TestSort/shuffle_reg-logprefix="/"-tarprefix=""-src=2 (0.00s)
+    --- PASS: TestSort/shuffle_reg-logprefix="/"-tarprefix=""-src=2 (0.01s)
     --- PASS: TestSort/shuffle_reg-logprefix="/"-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="/"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/shuffle_reg-logprefix="/"-tarprefix="../"-src=2 (0.00s)
@@ -3560,76 +6133,76 @@
     --- PASS: TestSort/shuffle_reg-logprefix="../"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix="./"-src=0 (0.00s)
-    --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix="/"-src=0 (0.00s)
+    --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix="/"-src=0 (0.01s)
     --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix=""-src=0 (0.00s)
-    --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix="./"-src=0 (0.00s)
+    --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix="./"-src=0 (0.01s)
     --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix="/"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix="/"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix="../"-src=0 (0.00s)
-    --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix=""-src=0 (0.00s)
+    --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix=""-src=0 (0.01s)
     --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix="/"-src=0 (0.00s)
-    --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix="../"-src=0 (0.01s)
+    --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix="./"-src=1 (0.01s)
-    --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix="/"-src=1 (0.00s)
-    --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix="../"-src=1 (0.00s)
-    --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix=""-src=1 (0.00s)
+    --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix="./"-src=1 (0.00s)
+    --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix="/"-src=1 (0.01s)
+    --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix="../"-src=1 (0.01s)
+    --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix=""-src=1 (0.01s)
     --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix="/"-src=1 (0.01s)
-    --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix="../"-src=1 (0.00s)
-    --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix=""-src=1 (0.00s)
+    --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix="../"-src=1 (0.01s)
+    --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix=""-src=1 (0.01s)
     --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix="./"-src=1 (0.00s)
-    --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix="/"-src=1 (0.00s)
-    --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix="../"-src=1 (0.00s)
-    --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix=""-src=1 (0.00s)
+    --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix="/"-src=1 (0.01s)
+    --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix="../"-src=1 (0.01s)
+    --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix=""-src=1 (0.01s)
     --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix=""-src=2 (0.01s)
-    --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix="./"-src=2 (0.01s)
+    --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix="../"-src=2 (0.00s)
-    --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix=""-src=2 (0.00s)
+    --- PASS: TestSort/shuffle_directory-logprefix=""-tarprefix="../"-src=2 (0.01s)
+    --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix=""-src=2 (0.01s)
     --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix="./"-src=2 (0.01s)
-    --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix="/"-src=2 (0.00s)
+    --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix="/"-src=2 (0.01s)
     --- PASS: TestSort/shuffle_directory-logprefix="./"-tarprefix="../"-src=2 (0.00s)
-    --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix=""-src=2 (0.01s)
+    --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix="./"-src=2 (0.01s)
-    --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix="/"-src=2 (0.00s)
+    --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix="/"-src=2 (0.01s)
     --- PASS: TestSort/shuffle_directory-logprefix="/"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix=""-src=2 (0.01s)
-    --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix="./"-src=2 (0.01s)
-    --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix="../"-src=2 (0.00s)
+    --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix="./"-src=2 (0.00s)
+    --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix="/"-src=2 (0.01s)
+    --- PASS: TestSort/shuffle_directory-logprefix="../"-tarprefix="../"-src=2 (0.01s)
     --- PASS: TestSort/shuffle_link-logprefix=""-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix=""-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix=""-tarprefix="/"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix=""-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="./"-tarprefix=""-src=0 (0.00s)
-    --- PASS: TestSort/shuffle_link-logprefix="./"-tarprefix="./"-src=0 (0.01s)
+    --- PASS: TestSort/shuffle_link-logprefix="./"-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="./"-tarprefix="/"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="./"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="/"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="/"-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="/"-tarprefix="/"-src=0 (0.00s)
-    --- PASS: TestSort/shuffle_link-logprefix="/"-tarprefix="../"-src=0 (0.00s)
+    --- PASS: TestSort/shuffle_link-logprefix="/"-tarprefix="../"-src=0 (0.01s)
     --- PASS: TestSort/shuffle_link-logprefix="../"-tarprefix=""-src=0 (0.00s)
-    --- PASS: TestSort/shuffle_link-logprefix="../"-tarprefix="./"-src=0 (0.00s)
+    --- PASS: TestSort/shuffle_link-logprefix="../"-tarprefix="./"-src=0 (0.01s)
     --- PASS: TestSort/shuffle_link-logprefix="../"-tarprefix="/"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="../"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix=""-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix=""-tarprefix="./"-src=1 (0.01s)
-    --- PASS: TestSort/shuffle_link-logprefix=""-tarprefix="/"-src=1 (0.00s)
+    --- PASS: TestSort/shuffle_link-logprefix=""-tarprefix="/"-src=1 (0.01s)
     --- PASS: TestSort/shuffle_link-logprefix=""-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="./"-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="./"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="./"-tarprefix="/"-src=1 (0.00s)
-    --- PASS: TestSort/shuffle_link-logprefix="./"-tarprefix="../"-src=1 (0.01s)
+    --- PASS: TestSort/shuffle_link-logprefix="./"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="/"-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="/"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="/"-tarprefix="/"-src=1 (0.00s)
@@ -3637,13 +6210,13 @@
     --- PASS: TestSort/shuffle_link-logprefix="../"-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="../"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="../"-tarprefix="/"-src=1 (0.00s)
-    --- PASS: TestSort/shuffle_link-logprefix="../"-tarprefix="../"-src=1 (0.00s)
+    --- PASS: TestSort/shuffle_link-logprefix="../"-tarprefix="../"-src=1 (0.01s)
     --- PASS: TestSort/shuffle_link-logprefix=""-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/shuffle_link-logprefix=""-tarprefix="./"-src=2 (0.00s)
+    --- PASS: TestSort/shuffle_link-logprefix=""-tarprefix="./"-src=2 (0.01s)
     --- PASS: TestSort/shuffle_link-logprefix=""-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/shuffle_link-logprefix=""-tarprefix="../"-src=2 (0.00s)
-    --- PASS: TestSort/shuffle_link-logprefix="./"-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/shuffle_link-logprefix="./"-tarprefix="./"-src=2 (0.01s)
+    --- PASS: TestSort/shuffle_link-logprefix=""-tarprefix="../"-src=2 (0.01s)
+    --- PASS: TestSort/shuffle_link-logprefix="./"-tarprefix=""-src=2 (0.01s)
+    --- PASS: TestSort/shuffle_link-logprefix="./"-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="./"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="./"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/shuffle_link-logprefix="/"-tarprefix=""-src=2 (0.01s)
@@ -3671,15 +6244,15 @@
     --- PASS: TestSort/longname-logprefix="../"-tarprefix="/"-src=0 (0.00s)
     --- PASS: TestSort/longname-logprefix="../"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/longname-logprefix=""-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/longname-logprefix=""-tarprefix="./"-src=1 (0.00s)
-    --- PASS: TestSort/longname-logprefix=""-tarprefix="/"-src=1 (0.00s)
-    --- PASS: TestSort/longname-logprefix=""-tarprefix="../"-src=1 (0.00s)
+    --- PASS: TestSort/longname-logprefix=""-tarprefix="./"-src=1 (0.01s)
+    --- PASS: TestSort/longname-logprefix=""-tarprefix="/"-src=1 (0.01s)
+    --- PASS: TestSort/longname-logprefix=""-tarprefix="../"-src=1 (0.01s)
     --- PASS: TestSort/longname-logprefix="./"-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/longname-logprefix="./"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/longname-logprefix="./"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/longname-logprefix="./"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/longname-logprefix="/"-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/longname-logprefix="/"-tarprefix="./"-src=1 (0.00s)
+    --- PASS: TestSort/longname-logprefix="/"-tarprefix="./"-src=1 (0.01s)
     --- PASS: TestSort/longname-logprefix="/"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/longname-logprefix="/"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/longname-logprefix="../"-tarprefix=""-src=1 (0.00s)
@@ -3687,28 +6260,28 @@
     --- PASS: TestSort/longname-logprefix="../"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/longname-logprefix="../"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/longname-logprefix=""-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/longname-logprefix=""-tarprefix="./"-src=2 (0.00s)
+    --- PASS: TestSort/longname-logprefix=""-tarprefix="./"-src=2 (0.01s)
     --- PASS: TestSort/longname-logprefix=""-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/longname-logprefix=""-tarprefix="../"-src=2 (0.01s)
-    --- PASS: TestSort/longname-logprefix="./"-tarprefix=""-src=2 (0.01s)
-    --- PASS: TestSort/longname-logprefix="./"-tarprefix="./"-src=2 (0.01s)
-    --- PASS: TestSort/longname-logprefix="./"-tarprefix="/"-src=2 (0.01s)
-    --- PASS: TestSort/longname-logprefix="./"-tarprefix="../"-src=2 (0.00s)
+    --- PASS: TestSort/longname-logprefix=""-tarprefix="../"-src=2 (0.00s)
+    --- PASS: TestSort/longname-logprefix="./"-tarprefix=""-src=2 (0.00s)
+    --- PASS: TestSort/longname-logprefix="./"-tarprefix="./"-src=2 (0.00s)
+    --- PASS: TestSort/longname-logprefix="./"-tarprefix="/"-src=2 (0.00s)
+    --- PASS: TestSort/longname-logprefix="./"-tarprefix="../"-src=2 (0.01s)
     --- PASS: TestSort/longname-logprefix="/"-tarprefix=""-src=2 (0.01s)
     --- PASS: TestSort/longname-logprefix="/"-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/longname-logprefix="/"-tarprefix="/"-src=2 (0.00s)
+    --- PASS: TestSort/longname-logprefix="/"-tarprefix="/"-src=2 (0.01s)
     --- PASS: TestSort/longname-logprefix="/"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/longname-logprefix="../"-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/longname-logprefix="../"-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/longname-logprefix="../"-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/longname-logprefix="../"-tarprefix="../"-src=2 (0.00s)
+    --- PASS: TestSort/longname-logprefix="../"-tarprefix="./"-src=2 (0.01s)
+    --- PASS: TestSort/longname-logprefix="../"-tarprefix="/"-src=2 (0.01s)
+    --- PASS: TestSort/longname-logprefix="../"-tarprefix="../"-src=2 (0.01s)
     --- PASS: TestSort/various_types-logprefix=""-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/various_types-logprefix=""-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/various_types-logprefix=""-tarprefix="/"-src=0 (0.00s)
     --- PASS: TestSort/various_types-logprefix=""-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/various_types-logprefix="./"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/various_types-logprefix="./"-tarprefix="./"-src=0 (0.00s)
-    --- PASS: TestSort/various_types-logprefix="./"-tarprefix="/"-src=0 (0.00s)
+    --- PASS: TestSort/various_types-logprefix="./"-tarprefix="/"-src=0 (0.01s)
     --- PASS: TestSort/various_types-logprefix="./"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/various_types-logprefix="/"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/various_types-logprefix="/"-tarprefix="./"-src=0 (0.00s)
@@ -3719,14 +6292,14 @@
     --- PASS: TestSort/various_types-logprefix="../"-tarprefix="/"-src=0 (0.00s)
     --- PASS: TestSort/various_types-logprefix="../"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/various_types-logprefix=""-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/various_types-logprefix=""-tarprefix="./"-src=1 (0.00s)
+    --- PASS: TestSort/various_types-logprefix=""-tarprefix="./"-src=1 (0.01s)
     --- PASS: TestSort/various_types-logprefix=""-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/various_types-logprefix=""-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/various_types-logprefix="./"-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/various_types-logprefix="./"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/various_types-logprefix="./"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/various_types-logprefix="./"-tarprefix="../"-src=1 (0.00s)
-    --- PASS: TestSort/various_types-logprefix="/"-tarprefix=""-src=1 (0.00s)
+    --- PASS: TestSort/various_types-logprefix="/"-tarprefix=""-src=1 (0.01s)
     --- PASS: TestSort/various_types-logprefix="/"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/various_types-logprefix="/"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/various_types-logprefix="/"-tarprefix="../"-src=1 (0.00s)
@@ -3736,19 +6309,19 @@
     --- PASS: TestSort/various_types-logprefix="../"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/various_types-logprefix=""-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/various_types-logprefix=""-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/various_types-logprefix=""-tarprefix="/"-src=2 (0.01s)
+    --- PASS: TestSort/various_types-logprefix=""-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/various_types-logprefix=""-tarprefix="../"-src=2 (0.00s)
-    --- PASS: TestSort/various_types-logprefix="./"-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/various_types-logprefix="./"-tarprefix="./"-src=2 (0.01s)
+    --- PASS: TestSort/various_types-logprefix="./"-tarprefix=""-src=2 (0.01s)
+    --- PASS: TestSort/various_types-logprefix="./"-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/various_types-logprefix="./"-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/various_types-logprefix="./"-tarprefix="../"-src=2 (0.00s)
+    --- PASS: TestSort/various_types-logprefix="./"-tarprefix="../"-src=2 (0.01s)
     --- PASS: TestSort/various_types-logprefix="/"-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/various_types-logprefix="/"-tarprefix="./"-src=2 (0.00s)
+    --- PASS: TestSort/various_types-logprefix="/"-tarprefix="./"-src=2 (0.01s)
     --- PASS: TestSort/various_types-logprefix="/"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/various_types-logprefix="/"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/various_types-logprefix="../"-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/various_types-logprefix="../"-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/various_types-logprefix="../"-tarprefix="/"-src=2 (0.00s)
+    --- PASS: TestSort/various_types-logprefix="../"-tarprefix="/"-src=2 (0.01s)
     --- PASS: TestSort/various_types-logprefix="../"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix=""-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix=""-tarprefix="./"-src=0 (0.00s)
@@ -3756,7 +6329,7 @@
     --- PASS: TestSort/existing_landmark-logprefix=""-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix="./"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix="./"-tarprefix="./"-src=0 (0.00s)
-    --- PASS: TestSort/existing_landmark-logprefix="./"-tarprefix="/"-src=0 (0.00s)
+    --- PASS: TestSort/existing_landmark-logprefix="./"-tarprefix="/"-src=0 (0.01s)
     --- PASS: TestSort/existing_landmark-logprefix="./"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix="/"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix="/"-tarprefix="./"-src=0 (0.00s)
@@ -3771,7 +6344,7 @@
     --- PASS: TestSort/existing_landmark-logprefix=""-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix=""-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix="./"-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/existing_landmark-logprefix="./"-tarprefix="./"-src=1 (0.00s)
+    --- PASS: TestSort/existing_landmark-logprefix="./"-tarprefix="./"-src=1 (0.01s)
     --- PASS: TestSort/existing_landmark-logprefix="./"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix="./"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix="/"-tarprefix=""-src=1 (0.00s)
@@ -3788,12 +6361,12 @@
     --- PASS: TestSort/existing_landmark-logprefix=""-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix="./"-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix="./"-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/existing_landmark-logprefix="./"-tarprefix="/"-src=2 (0.00s)
+    --- PASS: TestSort/existing_landmark-logprefix="./"-tarprefix="/"-src=2 (0.01s)
     --- PASS: TestSort/existing_landmark-logprefix="./"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix="/"-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/existing_landmark-logprefix="/"-tarprefix="./"-src=2 (0.01s)
+    --- PASS: TestSort/existing_landmark-logprefix="/"-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix="/"-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/existing_landmark-logprefix="/"-tarprefix="../"-src=2 (0.01s)
+    --- PASS: TestSort/existing_landmark-logprefix="/"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix="../"-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix="../"-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/existing_landmark-logprefix="../"-tarprefix="/"-src=2 (0.00s)
@@ -3801,7 +6374,7 @@
     --- PASS: TestSort/existing_landmark_nolog-logprefix=""-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix=""-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix=""-tarprefix="/"-src=0 (0.00s)
-    --- PASS: TestSort/existing_landmark_nolog-logprefix=""-tarprefix="../"-src=0 (0.00s)
+    --- PASS: TestSort/existing_landmark_nolog-logprefix=""-tarprefix="../"-src=0 (0.01s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="./"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="./"-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="./"-tarprefix="/"-src=0 (0.00s)
@@ -3812,10 +6385,10 @@
     --- PASS: TestSort/existing_landmark_nolog-logprefix="/"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="../"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="../"-tarprefix="./"-src=0 (0.00s)
-    --- PASS: TestSort/existing_landmark_nolog-logprefix="../"-tarprefix="/"-src=0 (0.00s)
+    --- PASS: TestSort/existing_landmark_nolog-logprefix="../"-tarprefix="/"-src=0 (0.01s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="../"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix=""-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/existing_landmark_nolog-logprefix=""-tarprefix="./"-src=1 (0.00s)
+    --- PASS: TestSort/existing_landmark_nolog-logprefix=""-tarprefix="./"-src=1 (0.01s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix=""-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix=""-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="./"-tarprefix=""-src=1 (0.00s)
@@ -3826,26 +6399,26 @@
     --- PASS: TestSort/existing_landmark_nolog-logprefix="/"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="/"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="/"-tarprefix="../"-src=1 (0.00s)
-    --- PASS: TestSort/existing_landmark_nolog-logprefix="../"-tarprefix=""-src=1 (0.00s)
+    --- PASS: TestSort/existing_landmark_nolog-logprefix="../"-tarprefix=""-src=1 (0.01s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="../"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="../"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="../"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix=""-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/existing_landmark_nolog-logprefix=""-tarprefix="./"-src=2 (0.01s)
+    --- PASS: TestSort/existing_landmark_nolog-logprefix=""-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix=""-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix=""-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="./"-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="./"-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="./"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="./"-tarprefix="../"-src=2 (0.00s)
-    --- PASS: TestSort/existing_landmark_nolog-logprefix="/"-tarprefix=""-src=2 (0.00s)
+    --- PASS: TestSort/existing_landmark_nolog-logprefix="/"-tarprefix=""-src=2 (0.01s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="/"-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/existing_landmark_nolog-logprefix="/"-tarprefix="/"-src=2 (0.00s)
+    --- PASS: TestSort/existing_landmark_nolog-logprefix="/"-tarprefix="/"-src=2 (0.01s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="/"-tarprefix="../"-src=2 (0.01s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="../"-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="../"-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/existing_landmark_nolog-logprefix="../"-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/existing_landmark_nolog-logprefix="../"-tarprefix="../"-src=2 (0.01s)
+    --- PASS: TestSort/existing_landmark_nolog-logprefix="../"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix=""-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix=""-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix=""-tarprefix="/"-src=0 (0.00s)
@@ -3862,12 +6435,12 @@
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix="../"-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix="../"-tarprefix="/"-src=0 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix="../"-tarprefix="../"-src=0 (0.00s)
-    --- PASS: TestSort/existing_noprefetch_landmark-logprefix=""-tarprefix=""-src=1 (0.01s)
+    --- PASS: TestSort/existing_noprefetch_landmark-logprefix=""-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix=""-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix=""-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix=""-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix="./"-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/existing_noprefetch_landmark-logprefix="./"-tarprefix="./"-src=1 (0.01s)
+    --- PASS: TestSort/existing_noprefetch_landmark-logprefix="./"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix="./"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix="./"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix="/"-tarprefix=""-src=1 (0.00s)
@@ -3876,14 +6449,14 @@
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix="/"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix="../"-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix="../"-tarprefix="./"-src=1 (0.00s)
-    --- PASS: TestSort/existing_noprefetch_landmark-logprefix="../"-tarprefix="/"-src=1 (0.00s)
+    --- PASS: TestSort/existing_noprefetch_landmark-logprefix="../"-tarprefix="/"-src=1 (0.01s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix="../"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix=""-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix=""-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix=""-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix=""-tarprefix="../"-src=2 (0.00s)
-    --- PASS: TestSort/existing_noprefetch_landmark-logprefix="./"-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/existing_noprefetch_landmark-logprefix="./"-tarprefix="./"-src=2 (0.01s)
+    --- PASS: TestSort/existing_noprefetch_landmark-logprefix="./"-tarprefix=""-src=2 (0.01s)
+    --- PASS: TestSort/existing_noprefetch_landmark-logprefix="./"-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix="./"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix="./"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark-logprefix="/"-tarprefix=""-src=2 (0.00s)
@@ -3908,7 +6481,7 @@
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="/"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="../"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="../"-tarprefix="./"-src=0 (0.00s)
-    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="../"-tarprefix="/"-src=0 (0.00s)
+    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="../"-tarprefix="/"-src=0 (0.01s)
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="../"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix=""-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix=""-tarprefix="./"-src=1 (0.00s)
@@ -3923,24 +6496,24 @@
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="/"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="/"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="../"-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="../"-tarprefix="./"-src=1 (0.00s)
-    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="../"-tarprefix="/"-src=1 (0.00s)
+    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="../"-tarprefix="./"-src=1 (0.01s)
+    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="../"-tarprefix="/"-src=1 (0.01s)
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="../"-tarprefix="../"-src=1 (0.00s)
-    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix=""-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix=""-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix=""-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix=""-tarprefix="../"-src=2 (0.00s)
-    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="./"-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="./"-tarprefix="./"-src=2 (0.00s)
+    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix=""-tarprefix=""-src=2 (0.01s)
+    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix=""-tarprefix="./"-src=2 (0.01s)
+    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix=""-tarprefix="/"-src=2 (0.01s)
+    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix=""-tarprefix="../"-src=2 (0.01s)
+    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="./"-tarprefix=""-src=2 (0.01s)
+    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="./"-tarprefix="./"-src=2 (0.01s)
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="./"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="./"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="/"-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="/"-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="/"-tarprefix="/"-src=2 (0.00s)
+    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="/"-tarprefix="/"-src=2 (0.01s)
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="/"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="../"-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="../"-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="../"-tarprefix="/"-src=2 (0.00s)
+    --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="../"-tarprefix="/"-src=2 (0.01s)
     --- PASS: TestSort/existing_noprefetch_landmark_nolog-logprefix="../"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/not_existing_file-logprefix=""-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/not_existing_file-logprefix=""-tarprefix="./"-src=0 (0.00s)
@@ -3982,7 +6555,7 @@
     --- PASS: TestSort/not_existing_file-logprefix="./"-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/not_existing_file-logprefix="./"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/not_existing_file-logprefix="./"-tarprefix="../"-src=2 (0.00s)
-    --- PASS: TestSort/not_existing_file-logprefix="/"-tarprefix=""-src=2 (0.00s)
+    --- PASS: TestSort/not_existing_file-logprefix="/"-tarprefix=""-src=2 (0.01s)
     --- PASS: TestSort/not_existing_file-logprefix="/"-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/not_existing_file-logprefix="/"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/not_existing_file-logprefix="/"-tarprefix="../"-src=2 (0.00s)
@@ -3991,9 +6564,9 @@
     --- PASS: TestSort/not_existing_file-logprefix="../"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/not_existing_file-logprefix="../"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix=""-src=0 (0.00s)
-    --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix="./"-src=0 (0.00s)
+    --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix="./"-src=0 (0.01s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix="/"-src=0 (0.00s)
-    --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix="../"-src=0 (0.00s)
+    --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix="../"-src=0 (0.01s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="./"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="./"-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="./"-tarprefix="/"-src=0 (0.00s)
@@ -4005,26 +6578,26 @@
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix="/"-src=0 (0.00s)
-    --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix="../"-src=0 (0.00s)
+    --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix="../"-src=0 (0.01s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix="./"-src=1 (0.00s)
-    --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix="/"-src=1 (0.00s)
-    --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix="../"-src=1 (0.00s)
-    --- PASS: TestSort/not_existing_file_allow_fail-logprefix="./"-tarprefix=""-src=1 (0.00s)
+    --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix="/"-src=1 (0.01s)
+    --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix="../"-src=1 (0.01s)
+    --- PASS: TestSort/not_existing_file_allow_fail-logprefix="./"-tarprefix=""-src=1 (0.01s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="./"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="./"-tarprefix="/"-src=1 (0.00s)
-    --- PASS: TestSort/not_existing_file_allow_fail-logprefix="./"-tarprefix="../"-src=1 (0.00s)
-    --- PASS: TestSort/not_existing_file_allow_fail-logprefix="/"-tarprefix=""-src=1 (0.00s)
+    --- PASS: TestSort/not_existing_file_allow_fail-logprefix="./"-tarprefix="../"-src=1 (0.01s)
+    --- PASS: TestSort/not_existing_file_allow_fail-logprefix="/"-tarprefix=""-src=1 (0.01s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="/"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="/"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="/"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix="./"-src=1 (0.00s)
-    --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix="/"-src=1 (0.00s)
+    --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix="./"-src=1 (0.01s)
+    --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix="/"-src=1 (0.01s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix="../"-src=1 (0.00s)
-    --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix=""-src=2 (0.00s)
+    --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix=""-src=2 (0.01s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix="/"-src=2 (0.00s)
+    --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix="/"-src=2 (0.01s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix=""-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="./"-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="./"-tarprefix="./"-src=2 (0.00s)
@@ -4036,8 +6609,8 @@
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="/"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix="./"-src=2 (0.01s)
-    --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix="../"-src=2 (0.00s)
+    --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix="/"-src=2 (0.01s)
+    --- PASS: TestSort/not_existing_file_allow_fail-logprefix="../"-tarprefix="../"-src=2 (0.01s)
     --- PASS: TestSort/duplicated_entry-logprefix=""-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix=""-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix=""-tarprefix="/"-src=0 (0.00s)
@@ -4052,21 +6625,21 @@
     --- PASS: TestSort/duplicated_entry-logprefix="/"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix="../"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix="../"-tarprefix="./"-src=0 (0.00s)
-    --- PASS: TestSort/duplicated_entry-logprefix="../"-tarprefix="/"-src=0 (0.00s)
+    --- PASS: TestSort/duplicated_entry-logprefix="../"-tarprefix="/"-src=0 (0.01s)
     --- PASS: TestSort/duplicated_entry-logprefix="../"-tarprefix="../"-src=0 (0.00s)
-    --- PASS: TestSort/duplicated_entry-logprefix=""-tarprefix=""-src=1 (0.01s)
+    --- PASS: TestSort/duplicated_entry-logprefix=""-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix=""-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix=""-tarprefix="/"-src=1 (0.00s)
-    --- PASS: TestSort/duplicated_entry-logprefix=""-tarprefix="../"-src=1 (0.00s)
+    --- PASS: TestSort/duplicated_entry-logprefix=""-tarprefix="../"-src=1 (0.01s)
     --- PASS: TestSort/duplicated_entry-logprefix="./"-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/duplicated_entry-logprefix="./"-tarprefix="./"-src=1 (0.01s)
+    --- PASS: TestSort/duplicated_entry-logprefix="./"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix="./"-tarprefix="/"-src=1 (0.00s)
-    --- PASS: TestSort/duplicated_entry-logprefix="./"-tarprefix="../"-src=1 (0.00s)
+    --- PASS: TestSort/duplicated_entry-logprefix="./"-tarprefix="../"-src=1 (0.01s)
     --- PASS: TestSort/duplicated_entry-logprefix="/"-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix="/"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix="/"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix="/"-tarprefix="../"-src=1 (0.00s)
-    --- PASS: TestSort/duplicated_entry-logprefix="../"-tarprefix=""-src=1 (0.01s)
+    --- PASS: TestSort/duplicated_entry-logprefix="../"-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix="../"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix="../"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix="../"-tarprefix="../"-src=1 (0.00s)
@@ -4074,17 +6647,17 @@
     --- PASS: TestSort/duplicated_entry-logprefix=""-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix=""-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix=""-tarprefix="../"-src=2 (0.00s)
-    --- PASS: TestSort/duplicated_entry-logprefix="./"-tarprefix=""-src=2 (0.01s)
+    --- PASS: TestSort/duplicated_entry-logprefix="./"-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix="./"-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/duplicated_entry-logprefix="./"-tarprefix="/"-src=2 (0.00s)
+    --- PASS: TestSort/duplicated_entry-logprefix="./"-tarprefix="/"-src=2 (0.01s)
     --- PASS: TestSort/duplicated_entry-logprefix="./"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix="/"-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix="/"-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix="/"-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/duplicated_entry-logprefix="/"-tarprefix="../"-src=2 (0.00s)
+    --- PASS: TestSort/duplicated_entry-logprefix="/"-tarprefix="../"-src=2 (0.01s)
     --- PASS: TestSort/duplicated_entry-logprefix="../"-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/duplicated_entry-logprefix="../"-tarprefix="./"-src=2 (0.01s)
-    --- PASS: TestSort/duplicated_entry-logprefix="../"-tarprefix="/"-src=2 (0.00s)
+    --- PASS: TestSort/duplicated_entry-logprefix="../"-tarprefix="/"-src=2 (0.01s)
     --- PASS: TestSort/duplicated_entry-logprefix="../"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/hardlink-logprefix=""-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/hardlink-logprefix=""-tarprefix="./"-src=0 (0.00s)
@@ -4092,8 +6665,8 @@
     --- PASS: TestSort/hardlink-logprefix=""-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/hardlink-logprefix="./"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/hardlink-logprefix="./"-tarprefix="./"-src=0 (0.00s)
-    --- PASS: TestSort/hardlink-logprefix="./"-tarprefix="/"-src=0 (0.01s)
-    --- PASS: TestSort/hardlink-logprefix="./"-tarprefix="../"-src=0 (0.00s)
+    --- PASS: TestSort/hardlink-logprefix="./"-tarprefix="/"-src=0 (0.00s)
+    --- PASS: TestSort/hardlink-logprefix="./"-tarprefix="../"-src=0 (0.01s)
     --- PASS: TestSort/hardlink-logprefix="/"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/hardlink-logprefix="/"-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/hardlink-logprefix="/"-tarprefix="/"-src=0 (0.00s)
@@ -4107,7 +6680,7 @@
     --- PASS: TestSort/hardlink-logprefix=""-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/hardlink-logprefix=""-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/hardlink-logprefix="./"-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/hardlink-logprefix="./"-tarprefix="./"-src=1 (0.01s)
+    --- PASS: TestSort/hardlink-logprefix="./"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/hardlink-logprefix="./"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/hardlink-logprefix="./"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/hardlink-logprefix="/"-tarprefix=""-src=1 (0.00s)
@@ -4119,86 +6692,86 @@
     --- PASS: TestSort/hardlink-logprefix="../"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/hardlink-logprefix="../"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/hardlink-logprefix=""-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/hardlink-logprefix=""-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/hardlink-logprefix=""-tarprefix="/"-src=2 (0.00s)
+    --- PASS: TestSort/hardlink-logprefix=""-tarprefix="./"-src=2 (0.01s)
+    --- PASS: TestSort/hardlink-logprefix=""-tarprefix="/"-src=2 (0.01s)
     --- PASS: TestSort/hardlink-logprefix=""-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/hardlink-logprefix="./"-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/hardlink-logprefix="./"-tarprefix="./"-src=2 (0.00s)
+    --- PASS: TestSort/hardlink-logprefix="./"-tarprefix="./"-src=2 (0.01s)
     --- PASS: TestSort/hardlink-logprefix="./"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/hardlink-logprefix="./"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/hardlink-logprefix="/"-tarprefix=""-src=2 (0.00s)
     --- PASS: TestSort/hardlink-logprefix="/"-tarprefix="./"-src=2 (0.01s)
     --- PASS: TestSort/hardlink-logprefix="/"-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/hardlink-logprefix="/"-tarprefix="../"-src=2 (0.00s)
+    --- PASS: TestSort/hardlink-logprefix="/"-tarprefix="../"-src=2 (0.01s)
     --- PASS: TestSort/hardlink-logprefix="../"-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/hardlink-logprefix="../"-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/hardlink-logprefix="../"-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/hardlink-logprefix="../"-tarprefix="../"-src=2 (0.00s)
+    --- PASS: TestSort/hardlink-logprefix="../"-tarprefix="./"-src=2 (0.01s)
+    --- PASS: TestSort/hardlink-logprefix="../"-tarprefix="/"-src=2 (0.01s)
+    --- PASS: TestSort/hardlink-logprefix="../"-tarprefix="../"-src=2 (0.01s)
     --- PASS: TestSort/root_relative_file-logprefix=""-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix=""-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix=""-tarprefix="/"-src=0 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix=""-tarprefix="../"-src=0 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix="./"-tarprefix=""-src=0 (0.01s)
+    --- PASS: TestSort/root_relative_file-logprefix="./"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix="./"-tarprefix="./"-src=0 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix="./"-tarprefix="/"-src=0 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix="./"-tarprefix="../"-src=0 (0.01s)
+    --- PASS: TestSort/root_relative_file-logprefix="./"-tarprefix="/"-src=0 (0.01s)
+    --- PASS: TestSort/root_relative_file-logprefix="./"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix="/"-src=0 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix="../"-src=0 (0.01s)
+    --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix=""-src=0 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix="./"-src=0 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix="/"-src=0 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix="../"-src=0 (0.00s)
+    --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix="./"-src=0 (0.01s)
+    --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix="/"-src=0 (0.01s)
+    --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix="../"-src=0 (0.01s)
     --- PASS: TestSort/root_relative_file-logprefix=""-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix=""-tarprefix="./"-src=1 (0.01s)
-    --- PASS: TestSort/root_relative_file-logprefix=""-tarprefix="/"-src=1 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix=""-tarprefix="../"-src=1 (0.01s)
+    --- PASS: TestSort/root_relative_file-logprefix=""-tarprefix="/"-src=1 (0.01s)
+    --- PASS: TestSort/root_relative_file-logprefix=""-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix="./"-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix="./"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix="./"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix="./"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix="./"-src=1 (0.00s)
+    --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix="./"-src=1 (0.01s)
     --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix="/"-src=1 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix="../"-src=1 (0.00s)
+    --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix="../"-src=1 (0.01s)
     --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix="./"-src=1 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix="/"-src=1 (0.00s)
+    --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix="./"-src=1 (0.01s)
+    --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix="/"-src=1 (0.01s)
     --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix="../"-src=1 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix=""-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix=""-tarprefix="./"-src=2 (0.00s)
+    --- PASS: TestSort/root_relative_file-logprefix=""-tarprefix=""-src=2 (0.01s)
+    --- PASS: TestSort/root_relative_file-logprefix=""-tarprefix="./"-src=2 (0.01s)
     --- PASS: TestSort/root_relative_file-logprefix=""-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix=""-tarprefix="../"-src=2 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix="./"-tarprefix=""-src=2 (0.00s)
+    --- PASS: TestSort/root_relative_file-logprefix="./"-tarprefix=""-src=2 (0.01s)
     --- PASS: TestSort/root_relative_file-logprefix="./"-tarprefix="./"-src=2 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix="./"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix="./"-tarprefix="../"-src=2 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix=""-src=2 (0.00s)
+    --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix=""-src=2 (0.01s)
     --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix="/"-src=2 (0.01s)
+    --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix="/"-src=2 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix="/"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix=""-src=2 (0.01s)
     --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix="/"-src=2 (0.00s)
+    --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix="/"-src=2 (0.01s)
     --- PASS: TestSort/root_relative_file-logprefix="../"-tarprefix="../"-src=2 (0.00s)
     --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix="./"-src=0 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix="/"-src=0 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix="../"-src=0 (0.01s)
+    --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix="/"-src=0 (0.01s)
+    --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/root_absolute_file-logprefix="./"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/root_absolute_file-logprefix="./"-tarprefix="./"-src=0 (0.00s)
     --- PASS: TestSort/root_absolute_file-logprefix="./"-tarprefix="/"-src=0 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix="./"-tarprefix="../"-src=0 (0.00s)
+    --- PASS: TestSort/root_absolute_file-logprefix="./"-tarprefix="../"-src=0 (0.01s)
     --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix=""-src=0 (0.00s)
     --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix="./"-src=0 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix="/"-src=0 (0.00s)
+    --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix="/"-src=0 (0.01s)
     --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix="../"-src=0 (0.00s)
     --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix=""-src=0 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix="./"-src=0 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix="/"-src=0 (0.01s)
-    --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix="../"-src=0 (0.01s)
-    --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix=""-src=1 (0.00s)
+    --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix="./"-src=0 (0.01s)
+    --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix="/"-src=0 (0.00s)
+    --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix="../"-src=0 (0.00s)
+    --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix=""-src=1 (0.01s)
     --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix="./"-src=1 (0.01s)
     --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix="../"-src=1 (0.00s)
@@ -4207,29 +6780,29 @@
     --- PASS: TestSort/root_absolute_file-logprefix="./"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/root_absolute_file-logprefix="./"-tarprefix="../"-src=1 (0.00s)
     --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix=""-src=1 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix="./"-src=1 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix="/"-src=1 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix="../"-src=1 (0.00s)
+    --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix="./"-src=1 (0.01s)
+    --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix="/"-src=1 (0.01s)
+    --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix="../"-src=1 (0.01s)
     --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix=""-src=1 (0.00s)
     --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix="./"-src=1 (0.00s)
     --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix="/"-src=1 (0.00s)
     --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix="../"-src=1 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix="../"-src=2 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix="./"-tarprefix=""-src=2 (0.00s)
+    --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix=""-src=2 (0.01s)
+    --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix="./"-src=2 (0.01s)
+    --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix="/"-src=2 (0.01s)
+    --- PASS: TestSort/root_absolute_file-logprefix=""-tarprefix="../"-src=2 (0.01s)
+    --- PASS: TestSort/root_absolute_file-logprefix="./"-tarprefix=""-src=2 (0.01s)
     --- PASS: TestSort/root_absolute_file-logprefix="./"-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix="./"-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix="./"-tarprefix="../"-src=2 (0.00s)
+    --- PASS: TestSort/root_absolute_file-logprefix="./"-tarprefix="/"-src=2 (0.01s)
+    --- PASS: TestSort/root_absolute_file-logprefix="./"-tarprefix="../"-src=2 (0.01s)
     --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix="../"-src=2 (0.01s)
-    --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix=""-src=2 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix="./"-src=2 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix="/"-src=2 (0.00s)
-    --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix="../"-src=2 (0.00s)
+    --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix="./"-src=2 (0.01s)
+    --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix="/"-src=2 (0.01s)
+    --- PASS: TestSort/root_absolute_file-logprefix="/"-tarprefix="../"-src=2 (0.00s)
+    --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix=""-src=2 (0.01s)
+    --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix="./"-src=2 (0.01s)
+    --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix="/"-src=2 (0.01s)
+    --- PASS: TestSort/root_absolute_file-logprefix="../"-tarprefix="../"-src=2 (0.01s)
 === RUN   TestCountReader
 === RUN   TestCountReader/nop
 === RUN   TestCountReader/read
@@ -4285,8 +6858,6 @@
     testutil.go:1580: testing streams: [0 0 2076]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 2076 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
@@ -4294,7 +6865,7 @@
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -4306,13 +6877,6 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 6895
-    testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 1152 3228]
     testutil.go:2330: got gzip streams:
@@ -4320,11 +6884,17 @@
     testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3228 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000480STARGZ"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 4284, NextOffset: 4321
@@ -4339,6 +6909,8 @@
     testutil.go:2349:   [1] at 2076 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 1152 3228]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
@@ -4346,8 +6918,6 @@
     testutil.go:2349:   [2] at 3228 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000480STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 2076]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -4360,106 +6930,97 @@
     testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3228 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000480STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2076]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2076 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 1152 3228]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 4284
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 3228 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000480STARGZ"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 4284
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2076]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2076 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 3171
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 2076]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2076 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 1152 3228]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3228 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000480STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 2076]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2076 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 1152 3228]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3228 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000480STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 2076]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2076 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 1152 3228]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 3228 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000480STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -4469,7 +7030,7 @@
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -4480,17 +7041,23 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2076]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2076 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 1152 3228]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 2048
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [2] at 3228 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000480STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
@@ -4507,13 +7074,16 @@
     testutil.go:2349:   [2] at 3228 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000480STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 2076]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2076 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 1152 3228]
     testutil.go:2330: got gzip streams:
@@ -4521,37 +7091,40 @@
     testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3228 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000480STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2076]
-    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 2076 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2076]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4284, NextOffset: 4321
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 3208, NextOffset: 6895
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 2076 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 8008
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 4284
@@ -4562,7 +7135,6 @@
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:509: Offset: 3208, NextOffset: 6895
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 1152 3228]
     testutil.go:2330: got gzip streams:
@@ -4570,13 +7142,14 @@
     testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3228 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000480STARGZ"
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 3208, NextOffset: 6895
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 2076]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2076 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
@@ -4594,7 +7167,7 @@
     testutil.go:2349:   [1] at 2076 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 40 182]
     testutil.go:2330: got gzip streams:
@@ -4603,17 +7176,11 @@
     testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000028STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 142]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -4627,7 +7194,7 @@
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -4640,7 +7207,14 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 142]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 40 182]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
@@ -4648,12 +7222,10 @@
     testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000028STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 142]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
@@ -4670,12 +7242,13 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -4686,12 +7259,15 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4284, NextOffset: 4321
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -4701,13 +7277,6 @@
     testutil.go:509: Offset: 3208, NextOffset: 6895
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 40 182]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 40 in stargz, uncompressed length 2048
@@ -4715,6 +7284,7 @@
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 142]
     testutil.go:2330: got gzip streams:
@@ -4724,14 +7294,14 @@
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 40 182]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 40 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000028STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 142]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
@@ -4742,6 +7312,11 @@
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -4749,40 +7324,30 @@
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 40 182]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [1] at 40 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000028STARGZ"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1639, NextOffset: 4284
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 142]
     testutil.go:2330: got gzip streams:
@@ -4803,45 +7368,32 @@
     testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 40 182]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 40 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000028STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 142]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -4849,83 +7401,74 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 40 182]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 40 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000028STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 142]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 40 182]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 40 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000028STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 142]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 40 182]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 40 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000028STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 142]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 3171
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 40 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000028STARGZ"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4284, NextOffset: 4321
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 142]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -4939,39 +7482,34 @@
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 40 182]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 40 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000028STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 142]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 34 159]
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 40 182]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 159 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 125]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
+    testutil.go:2349:   [1] at 40 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000028STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -4980,15 +7518,6 @@
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 34 159]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 159 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 6895
@@ -5008,56 +7537,53 @@
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 125]
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 142]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
+    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 34 159]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 159 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 125]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 34 159]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 159 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 125]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 34 159]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 159 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 3171
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -5065,8 +7591,13 @@
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -5080,7 +7611,28 @@
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 125]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 34 159]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 159 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 125]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 34 159]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
@@ -5094,8 +7646,6 @@
     testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 34 159]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
@@ -5107,14 +7657,7 @@
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 125]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -5126,11 +7669,9 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 6895
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -5144,74 +7685,34 @@
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 34 159]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 159 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 125]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 34 159]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 159 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 125]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 34 159]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 159 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 125]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 34 159]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 159 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 125]
-    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 93, NextOffset: 130
     testutil.go:509: Offset: 206, NextOffset: 243
     testutil.go:509: Offset: 130, NextOffset: 355
@@ -5219,6 +7720,15 @@
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 34 159]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 159 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 355, NextOffset: 392
     testutil.go:509: Offset: 552, NextOffset: 589
     testutil.go:509: Offset: 392, NextOffset: 1045
@@ -5228,58 +7738,67 @@
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 206, NextOffset: 243
     testutil.go:509: Offset: 93, NextOffset: 130
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 34 159]
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 125]
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
+    testutil.go:1638: got TOC entries:
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 243, NextOffset: 552
     testutil.go:509: Offset: 130, NextOffset: 355
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 159 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 552, NextOffset: 589
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 355, NextOffset: 392
     testutil.go:509: Offset: 589, NextOffset: 1310
     testutil.go:509: Offset: 392, NextOffset: 1045
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 34 159]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 159 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 125]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 34 159]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 159 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 125]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 34 163]
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 34 159]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 163 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
+    testutil.go:2349:   [2] at 159 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 125]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -5290,8 +7809,6 @@
     testutil.go:509: Offset: 208, NextOffset: 245
     testutil.go:509: Offset: 133, NextOffset: 365
     testutil.go:509: Offset: 245, NextOffset: 558
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -5301,6 +7818,21 @@
     testutil.go:509: Offset: 595, NextOffset: 1325
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 96, NextOffset: 133
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 34 159]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 159 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 245, NextOffset: 558
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 133, NextOffset: 365
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -5308,19 +7840,29 @@
     testutil.go:509: Offset: 365, NextOffset: 402
     testutil.go:509: Offset: 595, NextOffset: 1325
     testutil.go:509: Offset: 402, NextOffset: 1046
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 245, NextOffset: 558
-    testutil.go:509: Offset: 133, NextOffset: 365
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 125]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
+    testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 34 163]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 163 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 129]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 34 163]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
@@ -5334,8 +7876,6 @@
     testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 34 163]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
@@ -5369,23 +7909,6 @@
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 95, NextOffset: 132
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 34 163]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 163 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 129]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 207, NextOffset: 244
     testutil.go:509: Offset: 132, NextOffset: 363
     testutil.go:509: Offset: 244, NextOffset: 557
@@ -5398,19 +7921,36 @@
     testutil.go:509: Offset: 594, NextOffset: 1312
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 207, NextOffset: 244
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 244, NextOffset: 557
+    testutil.go:509: Offset: 132, NextOffset: 363
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 557, NextOffset: 594
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 34 163]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 163 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 594, NextOffset: 1312
     testutil.go:509: Offset: 400, NextOffset: 1053
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 207, NextOffset: 244
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 244, NextOffset: 557
-    testutil.go:509: Offset: 132, NextOffset: 363
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 129]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 34 163]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
@@ -5418,14 +7958,14 @@
     testutil.go:2349:   [2] at 163 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 129]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 34 163]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
@@ -5433,8 +7973,6 @@
     testutil.go:2349:   [2] at 163 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 129]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -5448,24 +7986,18 @@
     testutil.go:2349:   [2] at 163 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 129]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 34 163]
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 97, NextOffset: 134
@@ -5480,7 +8012,7 @@
     testutil.go:509: Offset: 402, NextOffset: 1045
     testutil.go:509: Offset: 599, NextOffset: 1326
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 210, NextOffset: 247
     testutil.go:509: Offset: 97, NextOffset: 134
@@ -5493,14 +8025,15 @@
     testutil.go:509: Offset: 365, NextOffset: 402
     testutil.go:509: Offset: 599, NextOffset: 1326
     testutil.go:509: Offset: 402, NextOffset: 1045
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 34 163]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 163 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 129]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -5533,18 +8066,9 @@
     testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 34 163]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 163 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
-    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
@@ -5560,14 +8084,7 @@
     testutil.go:509: Offset: 552, NextOffset: 589
     testutil.go:509: Offset: 392, NextOffset: 1045
     testutil.go:509: Offset: 589, NextOffset: 1310
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 129]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 206, NextOffset: 243
@@ -5579,17 +8096,23 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 552, NextOffset: 589
     testutil.go:509: Offset: 355, NextOffset: 392
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 589, NextOffset: 1310
     testutil.go:509: Offset: 392, NextOffset: 1045
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 34 163]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 163 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000022STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 129]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 175 539]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
@@ -5610,7 +8133,7 @@
     testutil.go:2349:   [2] at 539 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000afSTARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 364]
     testutil.go:2330: got gzip streams:
@@ -5619,28 +8142,47 @@
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 175 539]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 175 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 539 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000afSTARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 364]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 364 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 133, NextOffset: 365
+    testutil.go:509: Offset: 245, NextOffset: 558
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 365, NextOffset: 402
     testutil.go:509: Offset: 558, NextOffset: 595
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 175 539]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 175 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 539 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000afSTARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 402, NextOffset: 1046
     testutil.go:509: Offset: 595, NextOffset: 1325
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 133, NextOffset: 365
-    testutil.go:509: Offset: 245, NextOffset: 558
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 208, NextOffset: 245
     testutil.go:509: Offset: 96, NextOffset: 133
@@ -5651,68 +8193,60 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 558, NextOffset: 595
     testutil.go:509: Offset: 365, NextOffset: 402
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 175 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 539 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000afSTARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 595, NextOffset: 1325
     testutil.go:509: Offset: 402, NextOffset: 1046
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 364]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 364 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 175 539]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 175 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 539 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000afSTARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 364]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 364 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 175 539]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 175 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 539 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000afSTARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 364]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 364 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 175 539]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 175 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 539 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000afSTARGZ"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 95, NextOffset: 132
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 207, NextOffset: 244
     testutil.go:509: Offset: 132, NextOffset: 363
     testutil.go:509: Offset: 244, NextOffset: 557
@@ -5721,6 +8255,14 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 557, NextOffset: 594
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 364]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 364 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 400, NextOffset: 1053
     testutil.go:509: Offset: 594, NextOffset: 1312
     testutil.go:395: Comparing: "" vs ""
@@ -5735,64 +8277,68 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 557, NextOffset: 594
     testutil.go:509: Offset: 363, NextOffset: 400
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 175 539]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 594, NextOffset: 1312
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 400, NextOffset: 1053
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 175 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 539 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000afSTARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 364]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [1] at 364 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 175 539]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 175 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 539 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000afSTARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 364]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 364 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 175 539]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 175 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 539 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000afSTARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 364]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 364 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 175 539]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 175 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 539 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000afSTARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 364]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 364 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 97, NextOffset: 134
     testutil.go:509: Offset: 210, NextOffset: 247
@@ -5807,6 +8353,11 @@
     testutil.go:509: Offset: 599, NextOffset: 1326
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:509: Offset: 134, NextOffset: 365
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -5814,41 +8365,14 @@
     testutil.go:509: Offset: 365, NextOffset: 402
     testutil.go:509: Offset: 599, NextOffset: 1326
     testutil.go:509: Offset: 402, NextOffset: 1045
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 175 539]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 175 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 539 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000afSTARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:509: Offset: 134, NextOffset: 365
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 364]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 364 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 175 539]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 175 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 539 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000afSTARGZ"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 364]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 364 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 175 539]
     testutil.go:2330: got gzip streams:
@@ -5863,8 +8387,6 @@
     testutil.go:2349:   [1] at 364 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000000STARGZ"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2176 4252]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -5874,6 +8396,15 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1052 3128]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 3128 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000041cSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":357,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":394,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -5881,6 +8412,12 @@
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 93, NextOffset: 130
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 2176 4252]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 206, NextOffset: 243
     testutil.go:509: Offset: 130, NextOffset: 357
     testutil.go:509: Offset: 243, NextOffset: 552
@@ -5890,6 +8427,13 @@
     testutil.go:509: Offset: 357, NextOffset: 394
     testutil.go:509: Offset: 552, NextOffset: 589
     testutil.go:509: Offset: 394, NextOffset: 1050
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 4252 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000880STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 589, NextOffset: 1310
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
@@ -5897,6 +8441,17 @@
     testutil.go:509: Offset: 206, NextOffset: 243
     testutil.go:509: Offset: 93, NextOffset: 130
     testutil.go:509: Offset: 243, NextOffset: 552
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1052 3128]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 3128 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000041cSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 130, NextOffset: 357
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -5905,18 +8460,9 @@
     testutil.go:509: Offset: 357, NextOffset: 394
     testutil.go:509: Offset: 589, NextOffset: 1310
     testutil.go:509: Offset: 394, NextOffset: 1050
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1052 3128]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 3128 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000041cSTARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2176 4252]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -5925,9 +8471,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1052 3128]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -5936,7 +8480,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2176 4252]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -5945,26 +8489,23 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1052 3128]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":209,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":560,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":597,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3128 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000041cSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":209,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":560,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":597,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -5974,42 +8515,57 @@
     testutil.go:509: Offset: 597, NextOffset: 1322
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 95, NextOffset: 132
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 2176 4252]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 4252 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000880STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1052 3128]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 3128 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000041cSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 132, NextOffset: 363
     testutil.go:509: Offset: 246, NextOffset: 560
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 560
+    testutil.go:509: Offset: 132, NextOffset: 363
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 560, NextOffset: 597
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+    testutil.go:509: Offset: 363, NextOffset: 400
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 597, NextOffset: 1322
+    testutil.go:509: Offset: 400, NextOffset: 1051
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2176 4252]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4252 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000880STARGZ"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 363, NextOffset: 400
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 597, NextOffset: 1322
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 400, NextOffset: 1051
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 560
-    testutil.go:509: Offset: 132, NextOffset: 363
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1052 3128]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -6018,7 +8574,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2176 4252]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -6027,10 +8583,8 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1052 3128]
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 2048
@@ -6038,7 +8592,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2176 4252]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -6047,7 +8601,9 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1052 3128]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -6056,27 +8612,12 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2176 4252]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 4252 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000880STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":360,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":397,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 132, NextOffset: 360
-    testutil.go:509: Offset: 245, NextOffset: 557
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -6084,8 +8625,26 @@
     testutil.go:509: Offset: 557, NextOffset: 594
     testutil.go:509: Offset: 397, NextOffset: 1042
     testutil.go:509: Offset: 594, NextOffset: 1324
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 208, NextOffset: 245
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 2176 4252]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 132, NextOffset: 360
+    testutil.go:509: Offset: 245, NextOffset: 557
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 4252 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000880STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 208, NextOffset: 245
     testutil.go:509: Offset: 95, NextOffset: 132
@@ -6099,7 +8658,7 @@
     testutil.go:509: Offset: 594, NextOffset: 1324
     testutil.go:509: Offset: 397, NextOffset: 1042
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1052 3128]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -6108,8 +8667,9 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2176 4252]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -6118,7 +8678,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1052 3128]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -6127,18 +8687,18 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2176 4252]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4252 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000880STARGZ"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1052 3128]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -6147,21 +8707,12 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2176 4252]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 4252 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000880STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":366,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 97, NextOffset: 134
     testutil.go:509: Offset: 210, NextOffset: 247
@@ -6175,40 +8726,21 @@
     testutil.go:509: Offset: 403, NextOffset: 1050
     testutil.go:509: Offset: 599, NextOffset: 1326
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1052 3128]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:509: Offset: 134, NextOffset: 366
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 3128 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000041cSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 562, NextOffset: 599
     testutil.go:509: Offset: 366, NextOffset: 403
     testutil.go:509: Offset: 599, NextOffset: 1326
     testutil.go:509: Offset: 403, NextOffset: 1050
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 210, NextOffset: 247
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 97, NextOffset: 134
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 247, NextOffset: 562
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 134, NextOffset: 366
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2176 4252]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -6217,7 +8749,9 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1052 3128]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -6226,37 +8760,45 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 2176 4252]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 133 401]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 4252 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000880STARGZ"
+    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 401 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000085STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1052 3128]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 126 394]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 3128 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000041cSTARGZ"
+    testutil.go:2349:   [1] at 126 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 394 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007eSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 133 401]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 401 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000085STARGZ"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 115, NextOffset: 299
-    testutil.go:509: Offset: 210, NextOffset: 468
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -6264,8 +8806,17 @@
     testutil.go:509: Offset: 468, NextOffset: 501
     testutil.go:509: Offset: 332, NextOffset: 922
     testutil.go:509: Offset: 501, NextOffset: 1162
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 115, NextOffset: 299
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 210, NextOffset: 468
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 177, NextOffset: 210
     testutil.go:509: Offset: 82, NextOffset: 115
@@ -6278,56 +8829,62 @@
     testutil.go:509: Offset: 299, NextOffset: 332
     testutil.go:509: Offset: 501, NextOffset: 1162
     testutil.go:509: Offset: 332, NextOffset: 922
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 126 394]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 126 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 394 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007eSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 133 401]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 131 399]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 401 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000085STARGZ"
+    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 399 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000083STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 126 394]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 125 393]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 126 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 394 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007eSTARGZ"
+    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 393 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 133 401]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 134 402]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 401 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000085STARGZ"
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 402 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000086STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 126 394]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 129 397]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 126 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 394 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007eSTARGZ"
+    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 397 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000081STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 119, NextOffset: 308
-    testutil.go:509: Offset: 214, NextOffset: 476
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -6335,77 +8892,92 @@
     testutil.go:509: Offset: 476, NextOffset: 509
     testutil.go:509: Offset: 341, NextOffset: 932
     testutil.go:509: Offset: 509, NextOffset: 1171
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 214, NextOffset: 476
+    testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 119, NextOffset: 308
+    testutil.go:509: Offset: 214, NextOffset: 476
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 476, NextOffset: 509
-    testutil.go:509: Offset: 308, NextOffset: 341
-    testutil.go:509: Offset: 509, NextOffset: 1171
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 131 399]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 134 402]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 341, NextOffset: 932
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 399 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000083STARGZ"
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 402 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000086STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 125 393]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 308, NextOffset: 341
+    testutil.go:509: Offset: 509, NextOffset: 1171
+    testutil.go:509: Offset: 341, NextOffset: 932
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 214
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 214, NextOffset: 476
+    testutil.go:509: Offset: 119, NextOffset: 308
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 129 397]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 393 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007dSTARGZ"
+    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 397 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000081STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 134 402]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 132 400]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 402 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000086STARGZ"
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 400 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000084STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 129 397]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 127 395]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 397 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000081STARGZ"
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 395 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007fSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 134 402]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 135 401]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 402 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000086STARGZ"
+    testutil.go:2349:   [1] at 135 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 401 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000087STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 127 393]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 393 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007fSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 116
@@ -6421,54 +8993,64 @@
     testutil.go:509: Offset: 504, NextOffset: 1166
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 211, NextOffset: 471
+    testutil.go:509: Offset: 116, NextOffset: 301
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 471, NextOffset: 504
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 135 401]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 135 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 401 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000087STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 301, NextOffset: 334
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 504, NextOffset: 1166
     testutil.go:509: Offset: 334, NextOffset: 923
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 211, NextOffset: 471
-    testutil.go:509: Offset: 116, NextOffset: 301
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 129 397]
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 127 393]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 397 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000081STARGZ"
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 393 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007fSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 132 400]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 133 399]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 400 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000084STARGZ"
+    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 399 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000085STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 127 395]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 125 391]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 395 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007fSTARGZ"
+    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 391 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
@@ -6477,27 +9059,26 @@
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 120, NextOffset: 307
     testutil.go:509: Offset: 215, NextOffset: 479
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 307, NextOffset: 340
-    testutil.go:509: Offset: 479, NextOffset: 512
-    testutil.go:509: Offset: 340, NextOffset: 933
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 135 401]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 135 402]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 135 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 401 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000087STARGZ"
+    testutil.go:2349:   [2] at 402 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000087STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 307, NextOffset: 340
+    testutil.go:509: Offset: 479, NextOffset: 512
+    testutil.go:509: Offset: 340, NextOffset: 933
     testutil.go:509: Offset: 512, NextOffset: 1175
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -6511,45 +9092,45 @@
     testutil.go:509: Offset: 512, NextOffset: 1175
     testutil.go:509: Offset: 340, NextOffset: 933
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 127 393]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 128 395]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 393 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007fSTARGZ"
+    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 395 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000080STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 135 401]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 135 402]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 135 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 401 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000087STARGZ"
+    testutil.go:2349:   [2] at 402 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000087STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 127 393]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 128 395]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 393 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007fSTARGZ"
+    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 395 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000080STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 133 399]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 134 401]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 399 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000085STARGZ"
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 401 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000086STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -6568,7 +9149,7 @@
     testutil.go:509: Offset: 332, NextOffset: 922
     testutil.go:509: Offset: 501, NextOffset: 1162
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 177, NextOffset: 210
     testutil.go:509: Offset: 82, NextOffset: 115
@@ -6581,53 +9162,60 @@
     testutil.go:509: Offset: 299, NextOffset: 332
     testutil.go:509: Offset: 501, NextOffset: 1162
     testutil.go:509: Offset: 332, NextOffset: 922
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 125 391]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 128 395]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 391 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007dSTARGZ"
+    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 395 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000080STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 135 402]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 109 357]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 135 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 402 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000087STARGZ"
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 357 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 128 395]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 102 350]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 395 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000080STARGZ"
+    testutil.go:2349:   [1] at 102 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 350 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000066STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 135 402]
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 109 357]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 135 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 402 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000087STARGZ"
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 357 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006dSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 102 350]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 102 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 350 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000066STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -6642,12 +9230,7 @@
     testutil.go:509: Offset: 341, NextOffset: 932
     testutil.go:509: Offset: 509, NextOffset: 1171
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 214, NextOffset: 476
-    testutil.go:509: Offset: 119, NextOffset: 308
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -6655,77 +9238,100 @@
     testutil.go:509: Offset: 308, NextOffset: 341
     testutil.go:509: Offset: 509, NextOffset: 1171
     testutil.go:509: Offset: 341, NextOffset: 932
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 214, NextOffset: 476
+    testutil.go:509: Offset: 119, NextOffset: 308
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 128 395]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 108 356]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 356 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006cSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 101 349]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 395 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000080STARGZ"
+    testutil.go:2349:   [1] at 101 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 349 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000065STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 134 401]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 111 362]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 401 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000086STARGZ"
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 362 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006fSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 128 395]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 104 355]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 395 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000080STARGZ"
+    testutil.go:2349:   [1] at 104 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 355 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000068STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 109 357]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 111 362]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 362 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006fSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 104 355]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 104 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 355 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000068STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 178, NextOffset: 211
     testutil.go:509: Offset: 116, NextOffset: 301
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 357 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006dSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 211, NextOffset: 471
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 110 361]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 361 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006eSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 301, NextOffset: 334
     testutil.go:509: Offset: 471, NextOffset: 504
     testutil.go:509: Offset: 334, NextOffset: 923
     testutil.go:509: Offset: 504, NextOffset: 1166
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 178, NextOffset: 211
     testutil.go:509: Offset: 83, NextOffset: 116
@@ -6738,47 +9344,46 @@
     testutil.go:509: Offset: 301, NextOffset: 334
     testutil.go:509: Offset: 504, NextOffset: 1166
     testutil.go:509: Offset: 334, NextOffset: 923
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 102 350]
-    testutil.go:2330: got gzip streams:
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 103 354]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 102 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 350 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000066STARGZ"
+    testutil.go:2349:   [1] at 103 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 354 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000067STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 109 357]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 110 360]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 357 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006dSTARGZ"
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 360 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006eSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 102 350]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 103 353]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 102 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 350 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000066STARGZ"
+    testutil.go:2349:   [1] at 103 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 353 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000067STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 108 356]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 110 360]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 356 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006cSTARGZ"
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 360 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006eSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -6789,29 +9394,15 @@
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 120, NextOffset: 307
     testutil.go:509: Offset: 215, NextOffset: 479
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 101 349]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 101 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 349 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000065STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 307, NextOffset: 340
     testutil.go:509: Offset: 479, NextOffset: 512
     testutil.go:509: Offset: 340, NextOffset: 933
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 512, NextOffset: 1175
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -6825,36 +9416,55 @@
     testutil.go:509: Offset: 512, NextOffset: 1175
     testutil.go:509: Offset: 340, NextOffset: 933
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 111 362]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 103 353]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 103 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 353 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000067STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 107 357]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 362 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006fSTARGZ"
+    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 357 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006bSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 104 355]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 100 350]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 104 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 355 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000068STARGZ"
+    testutil.go:2349:   [1] at 100 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 350 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000064STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 111 362]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 112 363]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 362 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006fSTARGZ"
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 363 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 105 356]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 356 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000069STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":304,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":176,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -6873,12 +9483,21 @@
     testutil.go:509: Offset: 337, NextOffset: 925
     testutil.go:509: Offset: 499, NextOffset: 1158
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 176, NextOffset: 209
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 81, NextOffset: 114
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 112 363]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 363 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 209, NextOffset: 466
     testutil.go:509: Offset: 114, NextOffset: 304
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -6888,47 +9507,48 @@
     testutil.go:509: Offset: 304, NextOffset: 337
     testutil.go:509: Offset: 499, NextOffset: 1158
     testutil.go:509: Offset: 337, NextOffset: 925
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 104 355]
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 105 356]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 104 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 355 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000068STARGZ"
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 356 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000069STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 110 361]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 111 362]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 361 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006eSTARGZ"
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 362 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006fSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 103 354]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 104 355]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 103 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 354 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000067STARGZ"
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 104 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 355 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000068STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 110 360]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 114 367]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 360 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006eSTARGZ"
+    testutil.go:2349:   [1] at 114 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 367 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000072STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":180,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":474,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -6947,76 +9567,64 @@
     testutil.go:509: Offset: 345, NextOffset: 936
     testutil.go:509: Offset: 507, NextOffset: 1169
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 213, NextOffset: 474
+    testutil.go:509: Offset: 118, NextOffset: 312
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 474, NextOffset: 507
     testutil.go:509: Offset: 312, NextOffset: 345
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 103 353]
+    testutil.go:509: Offset: 507, NextOffset: 1169
+    testutil.go:509: Offset: 345, NextOffset: 936
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 106 359]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 103 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 353 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000067STARGZ"
+    testutil.go:2349:   [1] at 106 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 359 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006aSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 507, NextOffset: 1169
-    testutil.go:509: Offset: 345, NextOffset: 936
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 213, NextOffset: 474
-    testutil.go:509: Offset: 118, NextOffset: 312
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 110 360]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 114 367]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 360 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006eSTARGZ"
+    testutil.go:2349:   [1] at 114 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 367 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000072STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 103 353]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 106 359]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 103 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 353 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000067STARGZ"
+    testutil.go:2349:   [1] at 106 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 359 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006aSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 107 357]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 113 366]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 357 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006bSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 100 350]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 100 in stargz, uncompressed length 2048
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 350 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000064STARGZ"
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 366 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000071STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":306,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":339,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":469,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 82, NextOffset: 115
     testutil.go:509: Offset: 177, NextOffset: 210
@@ -7031,172 +9639,198 @@
     testutil.go:509: Offset: 502, NextOffset: 1164
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 105 358]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 358 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000069STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 177, NextOffset: 210
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 210, NextOffset: 469
+    testutil.go:509: Offset: 115, NextOffset: 306
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 469, NextOffset: 502
     testutil.go:509: Offset: 306, NextOffset: 339
     testutil.go:509: Offset: 502, NextOffset: 1164
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 116 372]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 339, NextOffset: 929
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 210, NextOffset: 469
-    testutil.go:509: Offset: 115, NextOffset: 306
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 112 363]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 363 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
+    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 372 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000074STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 105 356]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 108 364]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 356 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000069STARGZ"
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 364 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006cSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 112 363]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 116 372]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 363 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
+    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 372 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000074STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 105 356]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 108 364]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 356 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000069STARGZ"
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 364 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006cSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 115 371]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 371 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000073STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":477,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 477, NextOffset: 510
+    testutil.go:509: Offset: 345, NextOffset: 936
+    testutil.go:509: Offset: 510, NextOffset: 1172
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 119, NextOffset: 312
     testutil.go:509: Offset: 214, NextOffset: 477
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 111 362]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 312, NextOffset: 345
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 362 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006fSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 477, NextOffset: 510
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 107 363]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 363 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006bSTARGZ"
     testutil.go:1638: got TOC entries:
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 345, NextOffset: 936
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:509: Offset: 312, NextOffset: 345
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 510, NextOffset: 1172
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:509: Offset: 510, NextOffset: 1172
+    testutil.go:509: Offset: 345, NextOffset: 936
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 214, NextOffset: 477
     testutil.go:509: Offset: 119, NextOffset: 312
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 477, NextOffset: 510
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 510, NextOffset: 1172
-    testutil.go:509: Offset: 345, NextOffset: 936
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 104 355]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 104 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 355 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000068STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 114 367]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 115 371]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 114 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 367 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000072STARGZ"
+    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 371 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000073STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 106 359]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 107 363]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 106 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 359 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006aSTARGZ"
+    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 363 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006bSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 114 367]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 115 371]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 114 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 367 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000072STARGZ"
+    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 371 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000073STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 107 363]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 116, NextOffset: 312
-    testutil.go:509: Offset: 215, NextOffset: 482
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 312, NextOffset: 345
     testutil.go:509: Offset: 482, NextOffset: 515
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 363 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006bSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 345, NextOffset: 940
     testutil.go:509: Offset: 515, NextOffset: 1181
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 116, NextOffset: 312
+    testutil.go:509: Offset: 215, NextOffset: 482
     testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 182, NextOffset: 215
@@ -7211,49 +9845,38 @@
     testutil.go:509: Offset: 515, NextOffset: 1181
     testutil.go:509: Offset: 345, NextOffset: 940
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 106 359]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 106 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 359 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006aSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 113 366]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 112 368]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 366 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000071STARGZ"
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 368 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 105 358]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 104 360]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 358 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000069STARGZ"
+    testutil.go:2349:   [1] at 104 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 360 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000068STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 116 372]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 117 374]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 372 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000074STARGZ"
+    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 374 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000075STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
@@ -7271,11 +9894,6 @@
     testutil.go:509: Offset: 521, NextOffset: 1188
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 217, NextOffset: 488
-    testutil.go:509: Offset: 119, NextOffset: 319
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -7283,77 +9901,79 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 521, NextOffset: 1188
     testutil.go:509: Offset: 352, NextOffset: 949
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 108 364]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 109 366]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 217, NextOffset: 488
+    testutil.go:509: Offset: 119, NextOffset: 319
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 364 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006cSTARGZ"
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 366 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 116 372]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 117 374]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 372 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000074STARGZ"
+    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 374 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000075STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 108 364]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 109 366]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 364 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006cSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 115 371]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 371 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000073STARGZ"
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 366 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006dSTARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 107 363]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 116 373]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 181, NextOffset: 214
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 363 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006bSTARGZ"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 373 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000074STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 116, NextOffset: 313
-    testutil.go:509: Offset: 214, NextOffset: 483
+    testutil.go:395: Comparing: "" vs ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 313, NextOffset: 346
     testutil.go:509: Offset: 483, NextOffset: 516
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 346, NextOffset: 942
     testutil.go:509: Offset: 516, NextOffset: 1183
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 116, NextOffset: 313
+    testutil.go:509: Offset: 214, NextOffset: 483
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 83, NextOffset: 116
@@ -7362,83 +9982,73 @@
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 108 365]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 483, NextOffset: 516
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 313, NextOffset: 346
     testutil.go:509: Offset: 516, NextOffset: 1183
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 346, NextOffset: 942
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 365 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006cSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 115 371]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 360 878]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 371 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000073STARGZ"
+    testutil.go:2349:   [1] at 360 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 878 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000168STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 107 363]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 219 737]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 363 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006bSTARGZ"
+    testutil.go:2349:   [1] at 219 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 737 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000dbSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 115 371]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 360 878]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 371 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000073STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 107 363]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 363 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006bSTARGZ"
+    testutil.go:2349:   [1] at 360 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 878 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000168STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 120, NextOffset: 319
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 112 368]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 218, NextOffset: 491
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 319, NextOffset: 352
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 491, NextOffset: 524
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 368 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 352, NextOffset: 951
     testutil.go:509: Offset: 524, NextOffset: 1193
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -7453,51 +10063,72 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 524, NextOffset: 1193
     testutil.go:509: Offset: 352, NextOffset: 951
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 104 360]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 219 737]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 104 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 360 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000068STARGZ"
+    testutil.go:2349:   [1] at 219 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 737 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000dbSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 117 374]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 362 880]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 374 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000075STARGZ"
+    testutil.go:2349:   [1] at 362 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 880 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016aSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 109 366]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 221 739]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 366 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006dSTARGZ"
+    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 739 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ddSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 362 884]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 116, NextOffset: 312
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 215, NextOffset: 482
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 362 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 884 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016aSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 312, NextOffset: 345
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 482, NextOffset: 515
     testutil.go:509: Offset: 345, NextOffset: 940
     testutil.go:509: Offset: 515, NextOffset: 1181
@@ -7506,6 +10137,8 @@
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 83, NextOffset: 116
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 215, NextOffset: 482
     testutil.go:509: Offset: 116, NextOffset: 312
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -7515,138 +10148,129 @@
     testutil.go:509: Offset: 312, NextOffset: 345
     testutil.go:509: Offset: 515, NextOffset: 1181
     testutil.go:509: Offset: 345, NextOffset: 940
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 117 374]
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 222 744]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 744 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000deSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 362 884]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 374 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000075STARGZ"
+    testutil.go:2349:   [1] at 362 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 884 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016aSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 109 366]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 222 744]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 366 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006dSTARGZ"
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 744 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000deSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 116 373]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 363 885]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 373 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000074STARGZ"
+    testutil.go:2349:   [1] at 363 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 885 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016bSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 108 365]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 222 744]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 365 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006cSTARGZ"
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 744 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000deSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 119, NextOffset: 319
-    testutil.go:509: Offset: 217, NextOffset: 488
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 319, NextOffset: 352
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 360 878]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 360 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 878 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000168STARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 488, NextOffset: 521
     testutil.go:509: Offset: 352, NextOffset: 949
     testutil.go:509: Offset: 521, NextOffset: 1188
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1638: got TOC entries:
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 119, NextOffset: 319
+    testutil.go:509: Offset: 217, NextOffset: 488
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 361 880]
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 184, NextOffset: 217
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 217, NextOffset: 488
     testutil.go:509: Offset: 119, NextOffset: 319
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 488, NextOffset: 521
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 361 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 880 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000169STARGZ"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 319, NextOffset: 352
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 521, NextOffset: 1188
     testutil.go:509: Offset: 352, NextOffset: 949
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 219 737]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 219 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 737 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000dbSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 360 878]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 360 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 878 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000168STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 219 737]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 221 740]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 219 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 737 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000dbSTARGZ"
+    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 740 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ddSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 362 880]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 361 880]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 362 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 880 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016aSTARGZ"
+    testutil.go:2349:   [1] at 361 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 880 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000169STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -7660,31 +10284,14 @@
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 221 739]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 313, NextOffset: 346
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 483, NextOffset: 516
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 739 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ddSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 346, NextOffset: 942
     testutil.go:509: Offset: 516, NextOffset: 1183
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 181, NextOffset: 214
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 214, NextOffset: 483
     testutil.go:509: Offset: 116, NextOffset: 313
@@ -7693,49 +10300,65 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 483, NextOffset: 516
     testutil.go:509: Offset: 313, NextOffset: 346
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 221 740]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 740 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ddSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 516, NextOffset: 1183
     testutil.go:509: Offset: 346, NextOffset: 942
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 362 884]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 362 881]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 362 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 884 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016aSTARGZ"
+    testutil.go:2349:   [2] at 881 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016aSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 222 744]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 221 740]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 744 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000deSTARGZ"
+    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 740 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ddSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 362 884]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 363 886]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 362 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 884 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016aSTARGZ"
+    testutil.go:2349:   [1] at 363 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 886 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016bSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 223 746]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 223 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 746 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000dfSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 120, NextOffset: 319
-    testutil.go:509: Offset: 218, NextOffset: 491
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -7743,65 +10366,86 @@
     testutil.go:509: Offset: 491, NextOffset: 524
     testutil.go:509: Offset: 352, NextOffset: 951
     testutil.go:509: Offset: 524, NextOffset: 1193
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 120, NextOffset: 319
+    testutil.go:509: Offset: 218, NextOffset: 491
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 218, NextOffset: 491
     testutil.go:509: Offset: 120, NextOffset: 319
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 363 886]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 491, NextOffset: 524
     testutil.go:509: Offset: 319, NextOffset: 352
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 524, NextOffset: 1193
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 363 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 886 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016bSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 352, NextOffset: 951
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 222 744]
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 223 746]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 744 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000deSTARGZ"
+    testutil.go:2349:   [1] at 223 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 746 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000dfSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 363 885]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 365 888]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 363 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 885 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016bSTARGZ"
+    testutil.go:2349:   [1] at 365 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 888 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 222 744]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 225 748]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 744 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000deSTARGZ"
+    testutil.go:2349:   [1] at 225 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 748 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000e1STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 361 880]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2081 3745 5821]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 361 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 880 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000169STARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 5821 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 182, NextOffset: 215
@@ -7810,64 +10454,86 @@
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2081 2621 4697]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 481, NextOffset: 514
     testutil.go:509: Offset: 352, NextOffset: 947
     testutil.go:509: Offset: 514, NextOffset: 1182
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 215, NextOffset: 481
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 116, NextOffset: 319
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 481, NextOffset: 514
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 514, NextOffset: 1182
     testutil.go:509: Offset: 352, NextOffset: 947
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 221 740]
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 2081 3745 5821]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 740 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ddSTARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 5821 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 361 880]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 2081 2621 4697]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 361 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 880 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000169STARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 221 740]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 2081 3745 5821]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 740 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ddSTARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 5821 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 362 881]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 2081 2621 4697]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 362 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 881 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016aSTARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":324,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":487,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -7886,14 +10552,25 @@
     testutil.go:509: Offset: 357, NextOffset: 955
     testutil.go:509: Offset: 520, NextOffset: 1187
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 86, NextOffset: 119
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 217, NextOffset: 487
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2081 3745 5821]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 5821 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 119, NextOffset: 324
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -7901,73 +10578,69 @@
     testutil.go:509: Offset: 324, NextOffset: 357
     testutil.go:509: Offset: 520, NextOffset: 1187
     testutil.go:509: Offset: 357, NextOffset: 955
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 221 740]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 2048
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 740 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ddSTARGZ"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2081 2621 4697]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 363 886]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 2081 3745 5821]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 363 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 886 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016bSTARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 5821 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 223 746]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 2081 2621 4697]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 223 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 746 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000dfSTARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 363 886]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 2081 3745 5821]
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 5821 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":320,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 363 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 181, NextOffset: 214
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 886 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016bSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 116, NextOffset: 320
     testutil.go:509: Offset: 214, NextOffset: 482
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 482, NextOffset: 515
     testutil.go:509: Offset: 353, NextOffset: 948
     testutil.go:509: Offset: 515, NextOffset: 1181
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 83, NextOffset: 116
@@ -7980,38 +10653,40 @@
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 515, NextOffset: 1181
     testutil.go:509: Offset: 353, NextOffset: 948
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 223 746]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 2081 2621 4697]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 223 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 746 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000dfSTARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 365 888]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2081 3745 5821]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 365 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 888 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016dSTARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 5821 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 225 748]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2081 2621 4697]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 225 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 748 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000e1STARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 3745 5821]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -8021,19 +10696,22 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":326,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":523,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 2621 4697]
-    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 87, NextOffset: 120
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 185, NextOffset: 218
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
@@ -8042,14 +10720,13 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 120, NextOffset: 326
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 218, NextOffset: 490
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 326, NextOffset: 359
     testutil.go:509: Offset: 490, NextOffset: 523
     testutil.go:509: Offset: 359, NextOffset: 958
@@ -8059,11 +10736,11 @@
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 87, NextOffset: 120
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 218, NextOffset: 490
     testutil.go:509: Offset: 120, NextOffset: 326
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 490, NextOffset: 523
@@ -8071,7 +10748,7 @@
     testutil.go:509: Offset: 523, NextOffset: 1191
     testutil.go:509: Offset: 359, NextOffset: 958
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 3745 5821]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -8081,7 +10758,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 2621 4697]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -8091,7 +10768,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 3745 5821]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -8101,12 +10778,13 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 132, NextOffset: 169
     testutil.go:509: Offset: 344, NextOffset: 381
@@ -8116,47 +10794,42 @@
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 647, NextOffset: 684
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 2081 2621 4697]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 941, NextOffset: 978
     testutil.go:509: Offset: 684, NextOffset: 2021
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:509: Offset: 978, NextOffset: 2490
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2081 2621 4697]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 978, NextOffset: 2490
     testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 132, NextOffset: 169
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 941, NextOffset: 978
+    testutil.go:509: Offset: 647, NextOffset: 684
+    testutil.go:509: Offset: 978, NextOffset: 2490
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 381, NextOffset: 941
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
     testutil.go:1638: got TOC entries:
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 684, NextOffset: 2021
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 132, NextOffset: 169
+    testutil.go:509: Offset: 381, NextOffset: 941
     testutil.go:509: Offset: 169, NextOffset: 647
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 941, NextOffset: 978
-    testutil.go:509: Offset: 647, NextOffset: 684
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 978, NextOffset: 2490
-    testutil.go:509: Offset: 684, NextOffset: 2021
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 3745 5821]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -8166,7 +10839,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 2621 4697]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -8174,9 +10847,11 @@
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 3745 5821]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -8186,108 +10861,98 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 171, NextOffset: 653
-    testutil.go:509: Offset: 383, NextOffset: 945
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 945, NextOffset: 982
-    testutil.go:509: Offset: 690, NextOffset: 2037
-    testutil.go:509: Offset: 982, NextOffset: 2503
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 2621 4697]
     testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 945, NextOffset: 982
     testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 982, NextOffset: 2503
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 690, NextOffset: 2037
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 945, NextOffset: 982
+    testutil.go:509: Offset: 690, NextOffset: 2037
+    testutil.go:509: Offset: 982, NextOffset: 2503
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 171, NextOffset: 653
+    testutil.go:509: Offset: 383, NextOffset: 945
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 383, NextOffset: 945
     testutil.go:509: Offset: 171, NextOffset: 653
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 945, NextOffset: 982
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 982, NextOffset: 2503
+    testutil.go:509: Offset: 690, NextOffset: 2037
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 2081 3745 5821]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 5821 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 2081 2621 4697]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2081 3745 5821]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 240 296 630]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 5821 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
+    testutil.go:2349:   [1] at 240 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 296 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 630 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000128STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2081 2621 4697]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":240,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 240 293 627]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
+    testutil.go:2349:   [1] at 240 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 293 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 627 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000125STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":240,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 240 296 630]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 240 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 296 in stargz, uncompressed length 2048
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [3] at 630 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000128STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":240,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 345, NextOffset: 382
     testutil.go:509: Offset: 170, NextOffset: 651
@@ -8312,129 +10977,122 @@
     testutil.go:509: Offset: 944, NextOffset: 981
     testutil.go:509: Offset: 651, NextOffset: 688
     testutil.go:509: Offset: 981, NextOffset: 2498
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 2081 3745 5821]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 688, NextOffset: 2029
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 240 293 627]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 5821 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
+    testutil.go:2349:   [1] at 240 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 293 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 627 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000125STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":240,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 2081 2621 4697]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 2081 3745 5821]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 242 298 633]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 5821 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
+    testutil.go:2349:   [1] at 242 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 633 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012aSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 2081 2621 4697]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":242,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 242 295 630]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
+    testutil.go:2349:   [1] at 242 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 295 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 630 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000127STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":242,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 657
+    testutil.go:509: Offset: 384, NextOffset: 951
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 657, NextOffset: 694
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 951, NextOffset: 988
     testutil.go:509: Offset: 694, NextOffset: 2046
     testutil.go:509: Offset: 988, NextOffset: 2514
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 657
-    testutil.go:509: Offset: 384, NextOffset: 951
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 951
-    testutil.go:509: Offset: 172, NextOffset: 657
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 245 301 638]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 301 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [3] at 638 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012dSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 951, NextOffset: 988
     testutil.go:509: Offset: 657, NextOffset: 694
     testutil.go:509: Offset: 988, NextOffset: 2514
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 694, NextOffset: 2046
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 951
+    testutil.go:509: Offset: 172, NextOffset: 657
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2081 3745 5821]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 5821 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2081 2621 4697]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 245 298 635]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
+    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 635 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012aSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 2081 3745 5821]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 245 301 638]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 5821 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
+    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 301 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 638 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 2081 2621 4697]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 245 298 635]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
+    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 635 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012aSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -8444,21 +11102,44 @@
     testutil.go:509: Offset: 132, NextOffset: 169
     testutil.go:509: Offset: 344, NextOffset: 381
     testutil.go:509: Offset: 169, NextOffset: 647
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 245 301 638]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 381, NextOffset: 941
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 301 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 647, NextOffset: 684
     testutil.go:509: Offset: 941, NextOffset: 978
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 638 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012dSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 684, NextOffset: 2021
     testutil.go:509: Offset: 978, NextOffset: 2490
     testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 344, NextOffset: 381
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 132, NextOffset: 169
     testutil.go:509: Offset: 381, NextOffset: 941
     testutil.go:509: Offset: 169, NextOffset: 647
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -8467,39 +11148,39 @@
     testutil.go:509: Offset: 978, NextOffset: 2490
     testutil.go:509: Offset: 684, NextOffset: 2021
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 2081 3745 5821]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 245 298 635]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 5821 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
+    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 635 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012aSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 2081 2621 4697]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 244 300 635]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
+    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 300 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 635 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012cSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 240 296 630]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 244 297 632]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 240 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 296 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 630 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000128STARGZ"
+    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 297 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 632 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000129STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":240,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -8512,6 +11193,13 @@
     testutil.go:509: Offset: 383, NextOffset: 945
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 244 300 635]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 300 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 653, NextOffset: 690
     testutil.go:509: Offset: 945, NextOffset: 982
@@ -8519,6 +11207,19 @@
     testutil.go:509: Offset: 982, NextOffset: 2503
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 134, NextOffset: 171
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [3] at 635 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012cSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 383, NextOffset: 945
+    testutil.go:509: Offset: 171, NextOffset: 653
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -8526,51 +11227,47 @@
     testutil.go:509: Offset: 653, NextOffset: 690
     testutil.go:509: Offset: 982, NextOffset: 2503
     testutil.go:509: Offset: 690, NextOffset: 2037
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 383, NextOffset: 945
-    testutil.go:509: Offset: 171, NextOffset: 653
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 240 293 627]
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 244 297 632]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 240 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 293 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 627 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000125STARGZ"
+    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 297 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 632 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000129STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":240,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 240 296 630]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 245 301 636]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 240 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 296 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 630 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000128STARGZ"
+    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 301 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 636 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":240,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 240 293 627]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 240 in stargz, uncompressed length 512
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 293 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 627 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000125STARGZ"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 245 298 633]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 633 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012aSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":240,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 133, NextOffset: 170
@@ -8579,8 +11276,6 @@
     testutil.go:509: Offset: 382, NextOffset: 944
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 651, NextOffset: 688
     testutil.go:509: Offset: 944, NextOffset: 981
@@ -8588,6 +11283,11 @@
     testutil.go:509: Offset: 981, NextOffset: 2498
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 382, NextOffset: 944
+    testutil.go:509: Offset: 170, NextOffset: 651
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -8595,45 +11295,30 @@
     testutil.go:509: Offset: 651, NextOffset: 688
     testutil.go:509: Offset: 981, NextOffset: 2498
     testutil.go:509: Offset: 688, NextOffset: 2029
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 382, NextOffset: 944
-    testutil.go:509: Offset: 170, NextOffset: 651
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 242 298 633]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 242 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 633 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012aSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":242,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 242 295 630]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 244 300 636]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 242 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 295 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 630 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000127STARGZ"
+    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 300 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 636 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012cSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":242,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 245 301 638]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 244 297 633]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 301 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 638 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012dSTARGZ"
+    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 297 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 633 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000129STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -8652,83 +11337,101 @@
     testutil.go:509: Offset: 694, NextOffset: 2046
     testutil.go:509: Offset: 988, NextOffset: 2514
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 244 300 636]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 384, NextOffset: 951
     testutil.go:509: Offset: 172, NextOffset: 657
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 300 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 636 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012cSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 951, NextOffset: 988
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 657, NextOffset: 694
     testutil.go:509: Offset: 988, NextOffset: 2514
     testutil.go:509: Offset: 694, NextOffset: 2046
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 245 298 635]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 244 297 633]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 635 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012aSTARGZ"
+    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 297 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 633 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000129STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 245 301 638]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 246 302 638]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 301 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 638 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012dSTARGZ"
+    testutil.go:2349:   [1] at 246 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 302 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 638 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012eSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":246,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":649,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":686,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":943,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 345, NextOffset: 382
     testutil.go:509: Offset: 170, NextOffset: 649
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 246 299 635]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 382, NextOffset: 943
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 246 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 299 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 649, NextOffset: 686
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 635 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012bSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":246,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 943, NextOffset: 980
     testutil.go:509: Offset: 686, NextOffset: 2023
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 245 298 635]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 980, NextOffset: 2491
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 635 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012aSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 345, NextOffset: 382
     testutil.go:509: Offset: 133, NextOffset: 170
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 382, NextOffset: 943
     testutil.go:509: Offset: 170, NextOffset: 649
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -8739,33 +11442,39 @@
     testutil.go:509: Offset: 980, NextOffset: 2491
     testutil.go:509: Offset: 686, NextOffset: 2023
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 245 301 638]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 205 255 570]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 301 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 638 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012dSTARGZ"
+    testutil.go:2349:   [1] at 205 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 255 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 570 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ffSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 245 298 635]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":205,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 205 247 562]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 635 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012aSTARGZ"
+    testutil.go:2349:   [1] at 205 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 247 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 562 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f7STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 244 300 635]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":205,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 205 255 570]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 1636
+    testutil.go:2349:   [1] at 205 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 255 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 570 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ffSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":205,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":656,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":948,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -8775,31 +11484,16 @@
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 172, NextOffset: 656
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 300 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 635 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012cSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 384, NextOffset: 948
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 948, NextOffset: 985
     testutil.go:509: Offset: 693, NextOffset: 2040
     testutil.go:509: Offset: 985, NextOffset: 2506
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -8809,59 +11503,69 @@
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 948, NextOffset: 985
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 205 247 562]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 985, NextOffset: 2506
-    testutil.go:509: Offset: 693, NextOffset: 2040
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 244 297 632]
-    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 297 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 632 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000129STARGZ"
+    testutil.go:2349:   [1] at 205 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 247 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 562 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f7STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 244 300 635]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":205,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 693, NextOffset: 2040
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 210 260 574]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 300 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 635 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012cSTARGZ"
+    testutil.go:2349:   [1] at 210 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 260 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 574 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000104STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 244 297 632]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":210,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 210 252 566]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 297 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 632 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000129STARGZ"
+    testutil.go:2349:   [1] at 210 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 252 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 566 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000fcSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":210,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":946,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":983,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 172, NextOffset: 653
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 384, NextOffset: 946
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 207 257 572]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 207 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 257 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 572 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000101STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":207,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -8870,7 +11574,7 @@
     testutil.go:509: Offset: 690, NextOffset: 2030
     testutil.go:509: Offset: 983, NextOffset: 2500
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -8883,62 +11587,70 @@
     testutil.go:509: Offset: 653, NextOffset: 690
     testutil.go:509: Offset: 983, NextOffset: 2500
     testutil.go:509: Offset: 690, NextOffset: 2030
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 245 301 636]
-    testutil.go:2330: got gzip streams:
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 301 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 636 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012dSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 245 298 633]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 207 249 564]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 633 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012aSTARGZ"
+    testutil.go:2349:   [1] at 207 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 249 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 564 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f9STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 244 300 636]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":207,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 207 257 572]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 300 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 636 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012cSTARGZ"
+    testutil.go:2349:   [1] at 207 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 257 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 572 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000101STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":207,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":136,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":173,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":660,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":348,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":953,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 136, NextOffset: 173
+    testutil.go:509: Offset: 348, NextOffset: 385
+    testutil.go:509: Offset: 173, NextOffset: 660
+    testutil.go:509: Offset: 385, NextOffset: 953
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 660, NextOffset: 697
     testutil.go:509: Offset: 953, NextOffset: 990
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 207 249 564]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 697, NextOffset: 2048
     testutil.go:509: Offset: 990, NextOffset: 2515
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 136, NextOffset: 173
-    testutil.go:509: Offset: 348, NextOffset: 385
-    testutil.go:509: Offset: 173, NextOffset: 660
-    testutil.go:509: Offset: 385, NextOffset: 953
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 207 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 249 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 564 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":207,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 348, NextOffset: 385
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 136, NextOffset: 173
     testutil.go:509: Offset: 385, NextOffset: 953
     testutil.go:509: Offset: 173, NextOffset: 660
@@ -8949,64 +11661,55 @@
     testutil.go:509: Offset: 660, NextOffset: 697
     testutil.go:509: Offset: 990, NextOffset: 2515
     testutil.go:509: Offset: 697, NextOffset: 2048
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 244 297 633]
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 212 262 578]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 512
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 297 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 633 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000129STARGZ"
+    testutil.go:2349:   [1] at 212 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 262 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 578 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000106STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 244 300 636]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":212,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 212 254 570]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 300 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 636 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012cSTARGZ"
+    testutil.go:2349:   [1] at 212 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 254 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 570 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000feSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":212,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 204 254 570]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 204 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 254 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 570 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000feSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":204,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 244 297 633]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 512
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:509: Offset: 1639, NextOffset: 4284
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 297 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 633 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000129STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
@@ -9025,34 +11728,38 @@
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 246 302 638]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 204 246 562]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 246 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 302 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 638 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012eSTARGZ"
+    testutil.go:2349:   [1] at 204 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 246 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 562 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f6STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":246,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 246 299 635]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":204,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 204 254 570]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 246 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 299 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 635 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012bSTARGZ"
+    testutil.go:2349:   [1] at 204 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 254 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 570 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000feSTARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":246,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":204,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 204 246 562]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -9066,9 +11773,20 @@
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 204 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 246 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 562 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f6STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":204,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:509: Offset: 582, NextOffset: 3171
@@ -9078,57 +11796,33 @@
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 8008
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 205 255 570]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 205 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 255 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 570 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ffSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 3208, NextOffset: 6895
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":205,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 205 247 562]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 205 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 247 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 562 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f7STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":205,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 205 255 570]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 209 259 575]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 205 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 255 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 570 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ffSTARGZ"
+    testutil.go:2349:   [1] at 209 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 259 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 575 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000103STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":205,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 205 247 562]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":209,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 209 251 567]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 205 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 247 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 562 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f7STARGZ"
+    testutil.go:2349:   [1] at 209 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 251 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 567 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000fbSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":205,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":209,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
@@ -9145,7 +11839,7 @@
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -9155,37 +11849,40 @@
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 210 260 574]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 206 256 573]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 210 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 260 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 574 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000104STARGZ"
+    testutil.go:2349:   [1] at 206 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 256 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 573 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000100STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":210,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 210 252 566]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:509: Offset: 3208, NextOffset: 6895
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 206 248 565]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 210 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 252 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 566 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000fcSTARGZ"
+    testutil.go:2349:   [1] at 206 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 565 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f8STARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":210,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -9195,70 +11892,78 @@
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-    testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 206 256 573]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 206 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 256 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 573 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000100STARGZ"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3208, NextOffset: 6895
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 207 257 572]
-    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 207 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 257 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 572 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000101STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":207,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 206 248 565]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 206 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 565 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f8STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 207 249 564]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 213 263 579]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 207 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 249 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 564 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f9STARGZ"
+    testutil.go:2349:   [1] at 213 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 263 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 579 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000107STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":207,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 207 257 572]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":213,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 213 255 571]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 207 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 257 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 572 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000101STARGZ"
+    testutil.go:2349:   [1] at 213 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 255 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 571 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ffSTARGZ"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":207,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":213,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -9285,45 +11990,35 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 207 249 564]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 207 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 249 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 564 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f9STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":207,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 212 262 578]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 214 264 585]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 212 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 262 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 578 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000106STARGZ"
+    testutil.go:2349:   [1] at 214 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 264 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 585 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000108STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":212,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 212 254 570]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 214 256 577]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 212 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 254 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 570 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000feSTARGZ"
+    testutil.go:2349:   [1] at 214 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 256 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 577 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000100STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":212,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -9337,7 +12032,7 @@
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -9345,72 +12040,64 @@
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 214 264 585]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 4284, NextOffset: 4321
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 214 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 3171, NextOffset: 3208
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 204 254 570]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 264 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 585 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000108STARGZ"
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 8008
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1638: got TOC entries:
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 3208, NextOffset: 6895
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 204 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 254 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 570 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000feSTARGZ"
-    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":204,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 204 246 562]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 214 256 577]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 204 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 246 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 562 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f6STARGZ"
+    testutil.go:2349:   [1] at 214 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 256 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 577 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000100STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":204,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 204 254 570]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 219 269 590]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 204 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 254 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 570 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000feSTARGZ"
+    testutil.go:2349:   [1] at 219 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 269 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 590 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000010dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":204,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 204 246 562]
-    testutil.go:2330: got gzip streams:
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":219,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 204 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 246 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 562 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f6STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":204,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -9420,11 +12107,26 @@
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 219 261 582]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 219 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 261 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 582 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000105STARGZ"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":219,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -9435,38 +12137,50 @@
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 209 259 575]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 216 266 588]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 209 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 259 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 575 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000103STARGZ"
+    testutil.go:2349:   [1] at 216 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 266 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 588 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000010aSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":209,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 209 251 567]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":216,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 216 258 580]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 209 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 251 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 567 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000fbSTARGZ"
+    testutil.go:2349:   [1] at 216 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 258 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 580 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000102STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":209,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":216,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 216 266 588]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 216 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 266 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 588 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000010aSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":216,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -9481,19 +12195,9 @@
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 206 256 573]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 206 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 256 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 573 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000100STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -9502,34 +12206,32 @@
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 206 248 565]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 216 258 580]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 206 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 565 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f8STARGZ"
+    testutil.go:2349:   [1] at 216 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 258 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 580 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000102STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 206 256 573]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":216,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 222 272 593]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 206 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 256 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 573 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000100STARGZ"
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 272 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 593 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000110STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -9544,47 +12246,46 @@
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 206 248 565]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 222 264 585]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 206 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 565 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f8STARGZ"
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 264 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 585 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000108STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 213 263 579]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 215 265 587]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 213 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 263 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 579 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000107STARGZ"
+    testutil.go:2349:   [1] at 215 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 265 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 587 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000109STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":213,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 213 255 571]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":215,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 215 257 579]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 213 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 255 in stargz, uncompressed length 2048
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -9592,17 +12293,18 @@
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 571 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ffSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":213,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:509: Offset: 1639, NextOffset: 4284
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 215 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 257 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 579 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000101STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":215,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -9612,13 +12314,6 @@
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -9626,50 +12321,34 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 214 264 585]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 214 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 264 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 585 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000108STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 214 256 577]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 214 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 256 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 577 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000100STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 214 264 585]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 215 265 587]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 214 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 264 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 585 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000108STARGZ"
+    testutil.go:2349:   [1] at 215 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 265 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 587 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000109STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 214 256 577]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":215,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 215 257 579]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 214 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 256 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 577 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000100STARGZ"
+    testutil.go:2349:   [1] at 215 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 257 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 579 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000101STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":215,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -9687,24 +12366,9 @@
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 219 269 590]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 219 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 269 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 590 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000010dSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":219,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 4284
@@ -9715,33 +12379,41 @@
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 8008
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 3208, NextOffset: 6895
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 219 261 582]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 218 268 589]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 219 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 261 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 582 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000105STARGZ"
+    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 268 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 589 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000010cSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":219,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 216 266 588]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":218,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 218 260 581]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 216 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 266 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 588 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000010aSTARGZ"
+    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 260 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 581 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000104STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":216,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":218,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 217 267 591]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 217 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 267 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 591 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000010bSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":217,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -9760,7 +12432,7 @@
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -9771,57 +12443,47 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 216 258 580]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 217 259 583]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 216 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 258 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 580 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000102STARGZ"
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 8008
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 3208, NextOffset: 6895
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":216,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 216 266 588]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 216 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 266 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 588 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000010aSTARGZ"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 217 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 259 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 583 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000103STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":216,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":217,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 216 258 580]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 217 267 591]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 216 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 258 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 580 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000102STARGZ"
+    testutil.go:2349:   [1] at 217 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 267 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 591 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000010bSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":216,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 222 272 593]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":217,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 217 259 583]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 272 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 593 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000110STARGZ"
+    testutil.go:2349:   [1] at 217 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 259 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 583 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000103STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":217,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -9833,34 +12495,33 @@
     testutil.go:509: Offset: 130, NextOffset: 355
     testutil.go:509: Offset: 243, NextOffset: 552
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 222 264 585]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 264 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 585 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000108STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 355, NextOffset: 392
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 552, NextOffset: 589
     testutil.go:509: Offset: 392, NextOffset: 1045
     testutil.go:509: Offset: 589, NextOffset: 1310
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 206, NextOffset: 243
     testutil.go:509: Offset: 93, NextOffset: 130
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 222 272 596]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 272 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 596 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000110STARGZ"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 243, NextOffset: 552
     testutil.go:509: Offset: 130, NextOffset: 355
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -9869,68 +12530,61 @@
     testutil.go:509: Offset: 589, NextOffset: 1310
     testutil.go:509: Offset: 392, NextOffset: 1045
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 215 265 587]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 215 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 265 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 587 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000109STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":215,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 215 257 579]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 222 264 588]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 215 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 257 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 579 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000101STARGZ"
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 264 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 588 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000108STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":215,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 215 265 587]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 446 699 1347]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 215 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 265 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 587 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000109STARGZ"
+    testutil.go:2349:   [1] at 446 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 699 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1347 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002bbSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":215,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 215 257 579]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":446,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 446 558 1206]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 215 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 257 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 579 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000101STARGZ"
+    testutil.go:2349:   [1] at 446 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 558 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1206 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000022eSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":215,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":446,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 133, NextOffset: 365
-    testutil.go:509: Offset: 245, NextOffset: 558
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 365, NextOffset: 402
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 558, NextOffset: 595
     testutil.go:509: Offset: 402, NextOffset: 1046
     testutil.go:509: Offset: 595, NextOffset: 1325
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 133, NextOffset: 365
+    testutil.go:509: Offset: 245, NextOffset: 558
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 208, NextOffset: 245
     testutil.go:509: Offset: 96, NextOffset: 133
@@ -9943,181 +12597,7 @@
     testutil.go:509: Offset: 365, NextOffset: 402
     testutil.go:509: Offset: 595, NextOffset: 1325
     testutil.go:509: Offset: 402, NextOffset: 1046
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 218 268 589]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 268 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 589 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000010cSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":218,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 218 260 581]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 260 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 581 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000104STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":218,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 217 267 591]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 217 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 267 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 591 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000010bSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":217,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 217 259 583]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 217 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 259 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 583 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000103STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":217,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 217 267 591]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 217 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 267 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 591 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000010bSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 207, NextOffset: 244
-    testutil.go:509: Offset: 132, NextOffset: 363
-    testutil.go:509: Offset: 244, NextOffset: 557
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 400, NextOffset: 1053
-    testutil.go:509: Offset: 594, NextOffset: 1312
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 207, NextOffset: 244
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 244, NextOffset: 557
-    testutil.go:509: Offset: 132, NextOffset: 363
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 594, NextOffset: 1312
-    testutil.go:509: Offset: 400, NextOffset: 1053
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":217,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 217 259 583]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 217 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 259 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 583 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000103STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":217,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 222 272 596]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 272 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 596 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000110STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 222 264 588]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 264 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 588 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000108STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 402, NextOffset: 1045
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 599, NextOffset: 1326
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 134, NextOffset: 365
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:509: Offset: 134, NextOffset: 365
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 599, NextOffset: 1326
-    testutil.go:509: Offset: 402, NextOffset: 1045
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 446 699 1347]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 446 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 699 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1347 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002bbSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":446,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 446 558 1206]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 446 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 558 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1206 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000022eSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":446,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 446 699 1347]
     testutil.go:2330: got gzip streams:
@@ -10129,6 +12609,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":446,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 446 558 1206]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -10139,58 +12621,53 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":446,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 447 700 1348]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 355, NextOffset: 392
-    testutil.go:509: Offset: 552, NextOffset: 589
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 447 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 700 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 392, NextOffset: 1045
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [3] at 1348 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002bcSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":447,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 589, NextOffset: 1310
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 355
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 400, NextOffset: 1053
+    testutil.go:509: Offset: 594, NextOffset: 1312
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 243, NextOffset: 552
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 207, NextOffset: 244
+    testutil.go:509: Offset: 132, NextOffset: 363
+    testutil.go:509: Offset: 244, NextOffset: 557
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 552
-    testutil.go:509: Offset: 130, NextOffset: 355
+    testutil.go:509: Offset: 207, NextOffset: 244
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 244, NextOffset: 557
+    testutil.go:509: Offset: 132, NextOffset: 363
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 552, NextOffset: 589
-    testutil.go:509: Offset: 355, NextOffset: 392
-    testutil.go:509: Offset: 589, NextOffset: 1310
-    testutil.go:509: Offset: 392, NextOffset: 1045
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 594, NextOffset: 1312
+    testutil.go:509: Offset: 400, NextOffset: 1053
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 447 559 1207]
     testutil.go:2330: got gzip streams:
@@ -10202,8 +12679,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":447,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 448 701 1352]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -10219,71 +12694,81 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 448 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 560 in stargz, uncompressed length 2048
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [3] at 1211 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000230STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":448,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 448 701 1352]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:2349:   [1] at 448 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 701 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 1352 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002bdSTARGZ"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 365, NextOffset: 402
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":448,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 558, NextOffset: 595
-    testutil.go:509: Offset: 402, NextOffset: 1046
-    testutil.go:509: Offset: 595, NextOffset: 1325
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 133, NextOffset: 365
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 245, NextOffset: 558
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 245, NextOffset: 558
-    testutil.go:509: Offset: 133, NextOffset: 365
+    testutil.go:509: Offset: 97, NextOffset: 134
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 448 560 1211]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 210, NextOffset: 247
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 134, NextOffset: 365
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 247, NextOffset: 562
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 558, NextOffset: 595
     testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 595, NextOffset: 1325
-    testutil.go:509: Offset: 402, NextOffset: 1046
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 402, NextOffset: 1045
+    testutil.go:509: Offset: 599, NextOffset: 1326
+    testutil.go:395: Comparing: "" vs ""
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 448 560 1211]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 448 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 97, NextOffset: 134
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [2] at 560 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 1211 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000230STARGZ"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:509: Offset: 134, NextOffset: 365
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 599, NextOffset: 1326
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 402, NextOffset: 1045
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":448,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 449 702 1353]
     testutil.go:2330: got gzip streams:
@@ -10292,8 +12777,6 @@
     testutil.go:2349:   [2] at 702 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 1353 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002beSTARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":449,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
@@ -10307,8 +12790,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":449,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 447 700 1350]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -10319,42 +12800,10 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":447,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 207, NextOffset: 244
-    testutil.go:509: Offset: 132, NextOffset: 363
-    testutil.go:509: Offset: 244, NextOffset: 557
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 400, NextOffset: 1053
-    testutil.go:509: Offset: 594, NextOffset: 1312
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 207, NextOffset: 244
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 244, NextOffset: 557
-    testutil.go:509: Offset: 132, NextOffset: 363
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 594, NextOffset: 1312
-    testutil.go:509: Offset: 400, NextOffset: 1053
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 447 559 1209]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 447 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 559 in stargz, uncompressed length 2048
@@ -10362,8 +12811,40 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":447,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 355
+    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 355, NextOffset: 392
+    testutil.go:509: Offset: 552, NextOffset: 589
+    testutil.go:509: Offset: 392, NextOffset: 1045
+    testutil.go:509: Offset: 589, NextOffset: 1310
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:509: Offset: 130, NextOffset: 355
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 552, NextOffset: 589
+    testutil.go:509: Offset: 355, NextOffset: 392
+    testutil.go:509: Offset: 589, NextOffset: 1310
+    testutil.go:509: Offset: 392, NextOffset: 1045
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 447 700 1350]
     testutil.go:2330: got gzip streams:
@@ -10375,6 +12856,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":447,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 447 559 1209]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -10385,8 +12868,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":447,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 448 701 1350]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -10397,38 +12878,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":448,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 134, NextOffset: 365
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 402, NextOffset: 1045
-    testutil.go:509: Offset: 599, NextOffset: 1326
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:509: Offset: 134, NextOffset: 365
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 599, NextOffset: 1326
-    testutil.go:509: Offset: 402, NextOffset: 1045
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 448 560 1209]
     testutil.go:2330: got gzip streams:
@@ -10440,18 +12890,64 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":448,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 133, NextOffset: 365
+    testutil.go:509: Offset: 245, NextOffset: 558
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 365, NextOffset: 402
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 452 705 1357]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 558, NextOffset: 595
+    testutil.go:509: Offset: 402, NextOffset: 1046
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 595, NextOffset: 1325
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 452 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [2] at 705 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 1357 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002c1STARGZ"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 96, NextOffset: 133
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 245, NextOffset: 558
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 133, NextOffset: 365
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":452,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 558, NextOffset: 595
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 595, NextOffset: 1325
+    testutil.go:509: Offset: 402, NextOffset: 1046
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 452 564 1216]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -10462,60 +12958,17 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":452,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":357,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":394,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 357
-    testutil.go:509: Offset: 243, NextOffset: 552
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 357, NextOffset: 394
-    testutil.go:509: Offset: 552, NextOffset: 589
-    testutil.go:509: Offset: 394, NextOffset: 1050
-    testutil.go:509: Offset: 589, NextOffset: 1310
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 552
-    testutil.go:509: Offset: 130, NextOffset: 357
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 452 705 1357]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [1] at 452 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 705 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [3] at 1357 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002c1STARGZ"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 552, NextOffset: 589
-    testutil.go:509: Offset: 357, NextOffset: 394
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":452,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 589, NextOffset: 1310
-    testutil.go:509: Offset: 394, NextOffset: 1050
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 452 564 1216]
     testutil.go:2330: got gzip streams:
@@ -10534,11 +12987,44 @@
     testutil.go:2349:   [2] at 706 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 1358 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002c2STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":453,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 207, NextOffset: 244
+    testutil.go:509: Offset: 132, NextOffset: 363
+    testutil.go:509: Offset: 244, NextOffset: 557
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 400, NextOffset: 1053
+    testutil.go:509: Offset: 594, NextOffset: 1312
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 594, NextOffset: 1312
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 400, NextOffset: 1053
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 207, NextOffset: 244
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 244, NextOffset: 557
+    testutil.go:509: Offset: 132, NextOffset: 363
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 453 565 1217]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -10560,55 +13046,21 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":209,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":560,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":597,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 363
-    testutil.go:509: Offset: 246, NextOffset: 560
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 560, NextOffset: 597
-    testutil.go:509: Offset: 400, NextOffset: 1051
-    testutil.go:509: Offset: 597, NextOffset: 1322
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 560
-    testutil.go:509: Offset: 132, NextOffset: 363
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 560, NextOffset: 597
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 597, NextOffset: 1322
-    testutil.go:509: Offset: 400, NextOffset: 1051
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 2560
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000083dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1569 3233 5821]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 2560
@@ -10629,7 +13081,27 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 402, NextOffset: 1045
+    testutil.go:509: Offset: 599, NextOffset: 1326
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 134, NextOffset: 365
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 210, NextOffset: 247
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 3233 5821]
     testutil.go:2330: got gzip streams:
@@ -10642,6 +13114,19 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:509: Offset: 134, NextOffset: 365
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 599, NextOffset: 1326
+    testutil.go:509: Offset: 402, NextOffset: 1045
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -10653,35 +13138,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":360,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":397,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 132, NextOffset: 360
-    testutil.go:509: Offset: 245, NextOffset: 557
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 397, NextOffset: 1042
-    testutil.go:509: Offset: 594, NextOffset: 1324
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 245, NextOffset: 557
-    testutil.go:509: Offset: 132, NextOffset: 360
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 360, NextOffset: 397
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 3233 5821]
     testutil.go:2330: got gzip streams:
@@ -10694,12 +13151,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 594, NextOffset: 1324
-    testutil.go:509: Offset: 397, NextOffset: 1042
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -10720,10 +13171,10 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -10732,9 +13183,46 @@
     testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000083dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":357,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":394,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 93, NextOffset: 130
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 357
+    testutil.go:509: Offset: 243, NextOffset: 552
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 357, NextOffset: 394
+    testutil.go:509: Offset: 552, NextOffset: 589
+    testutil.go:509: Offset: 394, NextOffset: 1050
+    testutil.go:509: Offset: 589, NextOffset: 1310
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:509: Offset: 130, NextOffset: 357
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 552, NextOffset: 589
+    testutil.go:509: Offset: 357, NextOffset: 394
+    testutil.go:509: Offset: 589, NextOffset: 1310
+    testutil.go:509: Offset: 394, NextOffset: 1050
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 3233 5821]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -10746,6 +13234,9 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -10757,54 +13248,18 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":366,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 134, NextOffset: 366
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 366, NextOffset: 403
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 403, NextOffset: 1050
-    testutil.go:509: Offset: 599, NextOffset: 1326
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 3233 5821]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 5821 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ca1STARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:509: Offset: 134, NextOffset: 366
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 366, NextOffset: 403
-    testutil.go:509: Offset: 599, NextOffset: 1326
-    testutil.go:509: Offset: 403, NextOffset: 1050
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
@@ -10828,11 +13283,46 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":209,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":560,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":597,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 132, NextOffset: 363
+    testutil.go:509: Offset: 246, NextOffset: 560
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 560, NextOffset: 597
+    testutil.go:509: Offset: 400, NextOffset: 1051
+    testutil.go:509: Offset: 597, NextOffset: 1322
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 560, NextOffset: 597
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 597, NextOffset: 1322
+    testutil.go:509: Offset: 400, NextOffset: 1051
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 560
+    testutil.go:509: Offset: 132, NextOffset: 363
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 2560
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000083dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
@@ -10841,8 +13331,6 @@
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 3233 5821]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 2560
@@ -10856,55 +13344,13 @@
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 115
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 2560
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 177, NextOffset: 210
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000083dSTARGZ"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 115, NextOffset: 299
-    testutil.go:509: Offset: 210, NextOffset: 468
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 299, NextOffset: 332
-    testutil.go:509: Offset: 468, NextOffset: 501
-    testutil.go:509: Offset: 332, NextOffset: 922
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 501, NextOffset: 1162
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 210
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 210, NextOffset: 468
-    testutil.go:509: Offset: 115, NextOffset: 299
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 468, NextOffset: 501
-    testutil.go:509: Offset: 299, NextOffset: 332
-    testutil.go:509: Offset: 501, NextOffset: 1162
-    testutil.go:509: Offset: 332, NextOffset: 922
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 3233 5821]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -10915,6 +13361,7 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
@@ -10927,7 +13374,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":360,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":397,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1569 3233 5821]
     testutil.go:2330: got gzip streams:
@@ -10939,7 +13387,25 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 132, NextOffset: 360
+    testutil.go:509: Offset: 245, NextOffset: 557
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 397, NextOffset: 1042
+    testutil.go:509: Offset: 594, NextOffset: 1324
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -10950,7 +13416,26 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 245, NextOffset: 557
+    testutil.go:509: Offset: 132, NextOffset: 360
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 594, NextOffset: 1324
+    testutil.go:509: Offset: 397, NextOffset: 1042
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 3233 5821]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -10962,39 +13447,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 119, NextOffset: 308
-    testutil.go:509: Offset: 214, NextOffset: 476
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 308, NextOffset: 341
-    testutil.go:509: Offset: 476, NextOffset: 509
-    testutil.go:509: Offset: 341, NextOffset: 932
-    testutil.go:509: Offset: 509, NextOffset: 1171
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 214, NextOffset: 476
-    testutil.go:509: Offset: 119, NextOffset: 308
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 476, NextOffset: 509
-    testutil.go:509: Offset: 308, NextOffset: 341
-    testutil.go:509: Offset: 509, NextOffset: 1171
-    testutil.go:509: Offset: 341, NextOffset: 932
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11006,8 +13458,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 145 201 520]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11022,6 +13472,15 @@
     testutil.go:1580: testing streams: [0 0 145 198 517]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":366,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 145 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 198 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 517 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c6STARGZ"
@@ -11029,41 +13488,34 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 134, NextOffset: 366
+    testutil.go:509: Offset: 247, NextOffset: 562
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 301, NextOffset: 334
-    testutil.go:509: Offset: 471, NextOffset: 504
-    testutil.go:509: Offset: 334, NextOffset: 923
-    testutil.go:509: Offset: 504, NextOffset: 1166
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 116, NextOffset: 301
-    testutil.go:509: Offset: 211, NextOffset: 471
+    testutil.go:509: Offset: 366, NextOffset: 403
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 403, NextOffset: 1050
+    testutil.go:509: Offset: 599, NextOffset: 1326
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 211, NextOffset: 471
-    testutil.go:509: Offset: 116, NextOffset: 301
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:509: Offset: 134, NextOffset: 366
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 471, NextOffset: 504
-    testutil.go:509: Offset: 301, NextOffset: 334
-    testutil.go:509: Offset: 504, NextOffset: 1166
-    testutil.go:509: Offset: 334, NextOffset: 923
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 366, NextOffset: 403
+    testutil.go:509: Offset: 599, NextOffset: 1326
+    testutil.go:509: Offset: 403, NextOffset: 1050
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 145 201 520]
     testutil.go:2330: got gzip streams:
@@ -11087,6 +13539,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 143 199 519]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11097,86 +13551,8 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":143,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 120, NextOffset: 307
-    testutil.go:509: Offset: 215, NextOffset: 479
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 307, NextOffset: 340
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 143 196 516]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 479, NextOffset: 512
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 340, NextOffset: 933
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 143 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 512, NextOffset: 1175
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 215, NextOffset: 479
-    testutil.go:509: Offset: 120, NextOffset: 307
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 479, NextOffset: 512
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 196 in stargz, uncompressed length 2560
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 307, NextOffset: 340
-    testutil.go:509: Offset: 512, NextOffset: 1175
-    testutil.go:509: Offset: 340, NextOffset: 933
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 516 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c4STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":143,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 147 203 527]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 527 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cbSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 147 200 524]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 524 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c8STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
@@ -11185,29 +13561,30 @@
     testutil.go:509: Offset: 82, NextOffset: 115
     testutil.go:509: Offset: 177, NextOffset: 210
     testutil.go:509: Offset: 115, NextOffset: 299
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 143 196 516]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 210, NextOffset: 468
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 299, NextOffset: 332
     testutil.go:509: Offset: 468, NextOffset: 501
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 147 203 527]
+    testutil.go:509: Offset: 332, NextOffset: 922
+    testutil.go:509: Offset: 501, NextOffset: 1162
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 527 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cbSTARGZ"
+    testutil.go:2349:   [1] at 143 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 196 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 516 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c4STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 332, NextOffset: 922
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 501, NextOffset: 1162
-    testutil.go:395: Comparing: "" vs ""
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":143,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 177, NextOffset: 210
@@ -11221,21 +13598,9 @@
     testutil.go:509: Offset: 299, NextOffset: 332
     testutil.go:509: Offset: 501, NextOffset: 1162
     testutil.go:509: Offset: 332, NextOffset: 922
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 147 200 524]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 524 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c8STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 147 203 527]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11246,7 +13611,7 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 147 200 524]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11257,8 +13622,8 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
@@ -11276,7 +13641,7 @@
     testutil.go:509: Offset: 341, NextOffset: 932
     testutil.go:509: Offset: 509, NextOffset: 1171
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -11289,45 +13654,57 @@
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 214, NextOffset: 476
     testutil.go:509: Offset: 119, NextOffset: 308
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 146 202 522]
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 147 203 527]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 146 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 202 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 522 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000caSTARGZ"
+    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 1636
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 527 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cbSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 146 199 519]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 147 200 524]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 146 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 199 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 519 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c7STARGZ"
+    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 524 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c8STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 146 202 522]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 147 203 527]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 146 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 202 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 522 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000caSTARGZ"
+    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 527 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cbSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 147 200 524]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 524 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c8STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
@@ -11342,11 +13719,29 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 301, NextOffset: 334
     testutil.go:509: Offset: 471, NextOffset: 504
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 146 202 522]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 334, NextOffset: 923
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 504, NextOffset: 1166
     testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 146 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 202 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 522 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000caSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 471, NextOffset: 504
@@ -11356,10 +13751,13 @@
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 178, NextOffset: 211
     testutil.go:509: Offset: 83, NextOffset: 116
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 211, NextOffset: 471
     testutil.go:509: Offset: 116, NextOffset: 301
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 146 199 519]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11370,47 +13768,35 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 145 201 521]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 145 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 201 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 521 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c9STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 145 198 518]
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 146 202 522]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 145 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 198 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 518 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c6STARGZ"
+    testutil.go:2349:   [1] at 146 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 202 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 522 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000caSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 147 203 522]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 146 199 519]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 522 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cbSTARGZ"
+    testutil.go:2349:   [1] at 146 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 199 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 519 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c7STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 182, NextOffset: 215
@@ -11421,6 +13807,19 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 307, NextOffset: 340
     testutil.go:509: Offset: 479, NextOffset: 512
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 145 201 521]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 145 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 201 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 521 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 340, NextOffset: 933
     testutil.go:509: Offset: 512, NextOffset: 1175
     testutil.go:395: Comparing: "" vs ""
@@ -11437,7 +13836,31 @@
     testutil.go:509: Offset: 307, NextOffset: 340
     testutil.go:509: Offset: 512, NextOffset: 1175
     testutil.go:509: Offset: 340, NextOffset: 933
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 145 198 518]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 145 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 198 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 518 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c6STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 147 203 522]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 522 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cbSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 147 200 519]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11447,12 +13870,8 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 147 203 522]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11475,6 +13894,39 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 115, NextOffset: 299
+    testutil.go:509: Offset: 210, NextOffset: 468
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 299, NextOffset: 332
+    testutil.go:509: Offset: 468, NextOffset: 501
+    testutil.go:509: Offset: 332, NextOffset: 922
+    testutil.go:509: Offset: 501, NextOffset: 1162
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 210, NextOffset: 468
+    testutil.go:509: Offset: 115, NextOffset: 299
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 468, NextOffset: 501
+    testutil.go:509: Offset: 299, NextOffset: 332
+    testutil.go:509: Offset: 501, NextOffset: 1162
+    testutil.go:509: Offset: 332, NextOffset: 922
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 148 204 523]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11486,44 +13938,12 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":148,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":304,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":176,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 114, NextOffset: 304
-    testutil.go:509: Offset: 209, NextOffset: 466
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 304, NextOffset: 337
-    testutil.go:509: Offset: 466, NextOffset: 499
-    testutil.go:509: Offset: 337, NextOffset: 925
-    testutil.go:509: Offset: 499, NextOffset: 1158
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 466, NextOffset: 499
-    testutil.go:509: Offset: 304, NextOffset: 337
-    testutil.go:509: Offset: 499, NextOffset: 1158
-    testutil.go:509: Offset: 337, NextOffset: 925
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 209, NextOffset: 466
-    testutil.go:509: Offset: 114, NextOffset: 304
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 148 201 520]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 148 in stargz, uncompressed length 512
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [2] at 201 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 520 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c9STARGZ"
     testutil.go:1638: got TOC entries:
@@ -11531,8 +13951,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":148,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 182 476]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11544,17 +13962,58 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 119, NextOffset: 308
+    testutil.go:509: Offset: 214, NextOffset: 476
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 308, NextOffset: 341
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 174 468]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 174 in stargz, uncompressed length 2560
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 476, NextOffset: 509
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [3] at 468 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000aeSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 341, NextOffset: 932
+    testutil.go:509: Offset: 509, NextOffset: 1171
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 214, NextOffset: 476
+    testutil.go:509: Offset: 119, NextOffset: 308
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 476, NextOffset: 509
+    testutil.go:509: Offset: 308, NextOffset: 341
+    testutil.go:509: Offset: 509, NextOffset: 1171
+    testutil.go:509: Offset: 341, NextOffset: 932
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 132 182 476]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11565,43 +14024,7 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":180,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":474,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 118, NextOffset: 312
-    testutil.go:509: Offset: 213, NextOffset: 474
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 474, NextOffset: 507
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 345, NextOffset: 936
-    testutil.go:509: Offset: 507, NextOffset: 1169
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 213, NextOffset: 474
-    testutil.go:509: Offset: 118, NextOffset: 312
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 474, NextOffset: 507
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 507, NextOffset: 1169
-    testutil.go:509: Offset: 345, NextOffset: 936
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 132 174 468]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11613,6 +14036,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 129 179 472]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11624,6 +14049,39 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":129,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 116, NextOffset: 301
+    testutil.go:509: Offset: 211, NextOffset: 471
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 301, NextOffset: 334
+    testutil.go:509: Offset: 471, NextOffset: 504
+    testutil.go:509: Offset: 334, NextOffset: 923
+    testutil.go:509: Offset: 504, NextOffset: 1166
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 471, NextOffset: 504
+    testutil.go:509: Offset: 301, NextOffset: 334
+    testutil.go:509: Offset: 504, NextOffset: 1166
+    testutil.go:509: Offset: 334, NextOffset: 923
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 211, NextOffset: 471
+    testutil.go:509: Offset: 116, NextOffset: 301
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 129 171 464]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11635,8 +14093,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":129,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 183 479]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11647,40 +14103,8 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":306,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":339,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":469,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 115, NextOffset: 306
-    testutil.go:509: Offset: 210, NextOffset: 469
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 306, NextOffset: 339
-    testutil.go:509: Offset: 469, NextOffset: 502
-    testutil.go:509: Offset: 339, NextOffset: 929
-    testutil.go:509: Offset: 502, NextOffset: 1164
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 210, NextOffset: 469
-    testutil.go:509: Offset: 115, NextOffset: 306
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 469, NextOffset: 502
-    testutil.go:509: Offset: 306, NextOffset: 339
-    testutil.go:509: Offset: 502, NextOffset: 1164
-    testutil.go:509: Offset: 339, NextOffset: 929
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 175 471]
     testutil.go:2330: got gzip streams:
@@ -11693,19 +14117,55 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 120, NextOffset: 307
+    testutil.go:509: Offset: 215, NextOffset: 479
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 133 183 479]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 183 in stargz, uncompressed length 2560
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:2349:   [3] at 479 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b7STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 307, NextOffset: 340
+    testutil.go:509: Offset: 479, NextOffset: 512
+    testutil.go:509: Offset: 340, NextOffset: 933
+    testutil.go:509: Offset: 512, NextOffset: 1175
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:509: Offset: 120, NextOffset: 307
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 479, NextOffset: 512
+    testutil.go:509: Offset: 307, NextOffset: 340
+    testutil.go:509: Offset: 512, NextOffset: 1175
+    testutil.go:509: Offset: 340, NextOffset: 933
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 133 175 471]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11727,42 +14187,7 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":477,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 119, NextOffset: 312
-    testutil.go:509: Offset: 214, NextOffset: 477
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 477, NextOffset: 510
-    testutil.go:509: Offset: 345, NextOffset: 936
-    testutil.go:509: Offset: 510, NextOffset: 1172
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 214, NextOffset: 477
-    testutil.go:509: Offset: 119, NextOffset: 312
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 477, NextOffset: 510
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 510, NextOffset: 1172
-    testutil.go:509: Offset: 345, NextOffset: 936
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 133 175 471]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11785,7 +14210,26 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":304,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":176,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 304, NextOffset: 337
+    testutil.go:509: Offset: 466, NextOffset: 499
+    testutil.go:509: Offset: 337, NextOffset: 925
+    testutil.go:509: Offset: 499, NextOffset: 1158
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 114, NextOffset: 304
+    testutil.go:509: Offset: 209, NextOffset: 466
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 174 470]
     testutil.go:2330: got gzip streams:
@@ -11794,14 +14238,29 @@
     testutil.go:2349:   [2] at 174 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 470 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000aeSTARGZ"
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 81, NextOffset: 114
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 466
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 114, NextOffset: 304
+    testutil.go:395: Comparing: "foo2" vs "foo2"
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 466, NextOffset: 499
+    testutil.go:509: Offset: 304, NextOffset: 337
+    testutil.go:509: Offset: 499, NextOffset: 1158
+    testutil.go:509: Offset: 337, NextOffset: 925
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 132 182 478]
     testutil.go:2330: got gzip streams:
@@ -11810,46 +14269,13 @@
     testutil.go:2349:   [2] at 182 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 478 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b6STARGZ"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 182, NextOffset: 215
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 116, NextOffset: 312
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 215, NextOffset: 482
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 312, NextOffset: 345
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 345, NextOffset: 940
-    testutil.go:509: Offset: 515, NextOffset: 1181
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 215, NextOffset: 482
-    testutil.go:509: Offset: 116, NextOffset: 312
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 515, NextOffset: 1181
-    testutil.go:509: Offset: 345, NextOffset: 940
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 132 174 470]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 512
@@ -11860,8 +14286,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 131 181 477]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -11883,59 +14307,53 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":180,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":474,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 119, NextOffset: 319
-    testutil.go:509: Offset: 217, NextOffset: 488
+    testutil.go:509: Offset: 85, NextOffset: 118
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 118, NextOffset: 312
+    testutil.go:509: Offset: 213, NextOffset: 474
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 488, NextOffset: 521
-    testutil.go:509: Offset: 352, NextOffset: 949
-    testutil.go:509: Offset: 521, NextOffset: 1188
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 474, NextOffset: 507
+    testutil.go:509: Offset: 345, NextOffset: 936
+    testutil.go:509: Offset: 507, NextOffset: 1169
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 217, NextOffset: 488
-    testutil.go:509: Offset: 119, NextOffset: 319
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 134 184 481]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 213, NextOffset: 474
+    testutil.go:509: Offset: 118, NextOffset: 312
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 488, NextOffset: 521
+    testutil.go:509: Offset: 474, NextOffset: 507
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 507, NextOffset: 1169
+    testutil.go:509: Offset: 345, NextOffset: 936
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 134 184 481]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 134 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 184 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 481 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b8STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 319, NextOffset: 352
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 521, NextOffset: 1188
-    testutil.go:509: Offset: 352, NextOffset: 949
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 134 176 473]
     testutil.go:2330: got gzip streams:
@@ -11950,37 +14368,53 @@
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 134 184 481]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":306,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":339,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 134 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":469,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 115, NextOffset: 306
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [2] at 184 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 481 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b8STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 116, NextOffset: 313
-    testutil.go:509: Offset: 214, NextOffset: 483
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 210, NextOffset: 469
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 313, NextOffset: 346
-    testutil.go:509: Offset: 483, NextOffset: 516
-    testutil.go:509: Offset: 346, NextOffset: 942
-    testutil.go:509: Offset: 516, NextOffset: 1183
+    testutil.go:509: Offset: 306, NextOffset: 339
+    testutil.go:509: Offset: 469, NextOffset: 502
+    testutil.go:509: Offset: 339, NextOffset: 929
+    testutil.go:509: Offset: 502, NextOffset: 1164
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 210, NextOffset: 469
+    testutil.go:509: Offset: 115, NextOffset: 306
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 469, NextOffset: 502
+    testutil.go:509: Offset: 306, NextOffset: 339
+    testutil.go:509: Offset: 502, NextOffset: 1164
+    testutil.go:509: Offset: 339, NextOffset: 929
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 134 176 473]
     testutil.go:2330: got gzip streams:
@@ -11989,28 +14423,10 @@
     testutil.go:2349:   [2] at 176 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 473 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b0STARGZ"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 181, NextOffset: 214
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 214, NextOffset: 483
-    testutil.go:509: Offset: 116, NextOffset: 313
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 483, NextOffset: 516
-    testutil.go:509: Offset: 313, NextOffset: 346
-    testutil.go:509: Offset: 516, NextOffset: 1183
-    testutil.go:509: Offset: 346, NextOffset: 942
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 135 185 482]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12022,8 +14438,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 135 177 474]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12040,44 +14454,46 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 138 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 188 in stargz, uncompressed length 2560
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [3] at 488 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000bcSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":477,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 120, NextOffset: 319
-    testutil.go:509: Offset: 218, NextOffset: 491
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 119, NextOffset: 312
+    testutil.go:509: Offset: 214, NextOffset: 477
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 491, NextOffset: 524
-    testutil.go:509: Offset: 352, NextOffset: 951
-    testutil.go:509: Offset: 524, NextOffset: 1193
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 477, NextOffset: 510
+    testutil.go:509: Offset: 345, NextOffset: 936
+    testutil.go:509: Offset: 510, NextOffset: 1172
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 218, NextOffset: 491
-    testutil.go:509: Offset: 120, NextOffset: 319
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 214, NextOffset: 477
+    testutil.go:509: Offset: 119, NextOffset: 312
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 491, NextOffset: 524
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 524, NextOffset: 1193
-    testutil.go:509: Offset: 352, NextOffset: 951
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 477, NextOffset: 510
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 510, NextOffset: 1172
+    testutil.go:509: Offset: 345, NextOffset: 936
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 138 180 480]
     testutil.go:2330: got gzip streams:
@@ -12090,8 +14506,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 138 188 488]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12103,6 +14517,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 138 180 480]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12114,18 +14530,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 135 185 485]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 135 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 185 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 485 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b9STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
@@ -12142,11 +14547,24 @@
     testutil.go:509: Offset: 482, NextOffset: 515
     testutil.go:509: Offset: 345, NextOffset: 940
     testutil.go:509: Offset: 515, NextOffset: 1181
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 135 185 485]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 135 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 185 in stargz, uncompressed length 2560
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 485 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 215, NextOffset: 482
@@ -12158,7 +14576,7 @@
     testutil.go:509: Offset: 312, NextOffset: 345
     testutil.go:509: Offset: 515, NextOffset: 1181
     testutil.go:509: Offset: 345, NextOffset: 940
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 135 177 477]
     testutil.go:2330: got gzip streams:
@@ -12171,6 +14589,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 140 190 493]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12193,33 +14613,11 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 140 190 493]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 140 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 190 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 493 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000beSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 86, NextOffset: 119
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 119, NextOffset: 319
-    testutil.go:509: Offset: 217, NextOffset: 488
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -12227,8 +14625,18 @@
     testutil.go:509: Offset: 488, NextOffset: 521
     testutil.go:509: Offset: 352, NextOffset: 949
     testutil.go:509: Offset: 521, NextOffset: 1188
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 119, NextOffset: 319
+    testutil.go:509: Offset: 217, NextOffset: 488
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 217, NextOffset: 488
+    testutil.go:509: Offset: 119, NextOffset: 319
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -12236,25 +14644,8 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 521, NextOffset: 1188
     testutil.go:509: Offset: 352, NextOffset: 949
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 217, NextOffset: 488
-    testutil.go:509: Offset: 119, NextOffset: 319
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 140 182 485]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 140 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 182 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 485 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b6STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 140 190 493]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12265,9 +14656,9 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 140 182 485]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12278,23 +14669,23 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 138 188 490]
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 140 190 493]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 138 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 188 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 490 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000bcSTARGZ"
+    testutil.go:2349:   [1] at 140 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 190 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 493 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000beSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 181, NextOffset: 214
@@ -12314,26 +14705,32 @@
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 214, NextOffset: 483
     testutil.go:509: Offset: 116, NextOffset: 313
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 140 182 485]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 140 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 182 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 485 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b6STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 483, NextOffset: 516
     testutil.go:509: Offset: 313, NextOffset: 346
     testutil.go:509: Offset: 516, NextOffset: 1183
     testutil.go:509: Offset: 346, NextOffset: 942
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 138 180 482]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 138 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 180 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 482 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b4STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 138 188 490]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12344,9 +14741,7 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 138 180 482]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12357,19 +14752,21 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 137 187 489]
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 138 188 490]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 137 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 187 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 489 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000bbSTARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 138 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 188 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 490 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000bcSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":137,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
@@ -12384,7 +14781,22 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 491, NextOffset: 524
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 138 180 482]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 138 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 180 in stargz, uncompressed length 2560
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 352, NextOffset: 951
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [3] at 482 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b4STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 524, NextOffset: 1193
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
@@ -12400,7 +14812,20 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 524, NextOffset: 1193
     testutil.go:509: Offset: 352, NextOffset: 951
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 137 187 489]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 137 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 187 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 489 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000bbSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":137,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 137 179 481]
     testutil.go:2330: got gzip streams:
@@ -12413,8 +14838,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":137,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 142 192 495]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12427,68 +14850,76 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":142,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 142 184 487]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 83, NextOffset: 116
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 142 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 182, NextOffset: 215
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 184 in stargz, uncompressed length 2560
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 116, NextOffset: 312
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [3] at 487 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b8STARGZ"
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 215, NextOffset: 482
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":142,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 142 192 495]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 345, NextOffset: 940
+    testutil.go:509: Offset: 515, NextOffset: 1181
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 215, NextOffset: 482
+    testutil.go:509: Offset: 116, NextOffset: 312
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 515, NextOffset: 1181
+    testutil.go:509: Offset: 345, NextOffset: 940
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 142 192 495]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 142 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 192 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 495 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c0STARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 83, NextOffset: 116
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 116, NextOffset: 319
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":142,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 215, NextOffset: 481
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 481, NextOffset: 514
-    testutil.go:509: Offset: 352, NextOffset: 947
-    testutil.go:509: Offset: 514, NextOffset: 1182
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 215, NextOffset: 481
-    testutil.go:509: Offset: 116, NextOffset: 319
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 481, NextOffset: 514
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 514, NextOffset: 1182
-    testutil.go:509: Offset: 352, NextOffset: 947
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 142 184 487]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12520,57 +14951,58 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":141,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":324,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":487,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 119, NextOffset: 324
-    testutil.go:509: Offset: 217, NextOffset: 487
+    testutil.go:509: Offset: 119, NextOffset: 319
+    testutil.go:509: Offset: 217, NextOffset: 488
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 357, NextOffset: 955
-    testutil.go:509: Offset: 520, NextOffset: 1187
-    testutil.go:395: Comparing: "" vs ""
+    testutil.go:509: Offset: 319, NextOffset: 352
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 315 568 1320]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 217, NextOffset: 487
-    testutil.go:509: Offset: 119, NextOffset: 324
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 315 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 568 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1320 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000238STARGZ"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 488, NextOffset: 521
+    testutil.go:509: Offset: 352, NextOffset: 949
+    testutil.go:509: Offset: 521, NextOffset: 1188
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":315,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 217, NextOffset: 488
+    testutil.go:509: Offset: 119, NextOffset: 319
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 520, NextOffset: 1187
-    testutil.go:509: Offset: 357, NextOffset: 955
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+    testutil.go:509: Offset: 488, NextOffset: 521
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 521, NextOffset: 1188
+    testutil.go:509: Offset: 352, NextOffset: 949
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 315 427 1179]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12582,8 +15014,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":315,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 315 568 1320]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12595,33 +15025,12 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":315,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":320,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 116, NextOffset: 320
-    testutil.go:509: Offset: 214, NextOffset: 482
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 482, NextOffset: 515
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 315 427 1179]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 353, NextOffset: 948
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 315 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 515, NextOffset: 1181
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [2] at 427 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1179 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001abSTARGZ"
     testutil.go:1638: got TOC entries:
@@ -12629,34 +15038,54 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":315,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 116, NextOffset: 313
+    testutil.go:509: Offset: 214, NextOffset: 483
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 515, NextOffset: 1181
-    testutil.go:509: Offset: 353, NextOffset: 948
+    testutil.go:509: Offset: 313, NextOffset: 346
+    testutil.go:509: Offset: 483, NextOffset: 516
+    testutil.go:509: Offset: 346, NextOffset: 942
+    testutil.go:509: Offset: 516, NextOffset: 1183
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 214, NextOffset: 482
-    testutil.go:509: Offset: 116, NextOffset: 320
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 319 572 1324]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 319 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 214, NextOffset: 483
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [2] at 572 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1324 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000023cSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 116, NextOffset: 313
+    testutil.go:395: Comparing: "foo2" vs "foo2"
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 483, NextOffset: 516
+    testutil.go:509: Offset: 313, NextOffset: 346
+    testutil.go:509: Offset: 516, NextOffset: 1183
+    testutil.go:509: Offset: 346, NextOffset: 942
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 319 431 1183]
     testutil.go:2330: got gzip streams:
@@ -12669,6 +15098,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 319 572 1329]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12681,59 +15112,50 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 319 431 1188]
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":326,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 319 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":523,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 431 in stargz, uncompressed length 2560
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [3] at 1188 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001afSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 87, NextOffset: 120
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 120
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 120, NextOffset: 319
+    testutil.go:509: Offset: 218, NextOffset: 491
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 120, NextOffset: 326
-    testutil.go:509: Offset: 218, NextOffset: 490
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 326, NextOffset: 359
-    testutil.go:509: Offset: 490, NextOffset: 523
-    testutil.go:509: Offset: 359, NextOffset: 958
-    testutil.go:509: Offset: 523, NextOffset: 1191
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 491, NextOffset: 524
+    testutil.go:509: Offset: 352, NextOffset: 951
+    testutil.go:509: Offset: 524, NextOffset: 1193
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 218, NextOffset: 490
-    testutil.go:509: Offset: 120, NextOffset: 326
+    testutil.go:509: Offset: 218, NextOffset: 491
+    testutil.go:509: Offset: 120, NextOffset: 319
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 490, NextOffset: 523
-    testutil.go:509: Offset: 326, NextOffset: 359
-    testutil.go:509: Offset: 523, NextOffset: 1191
-    testutil.go:509: Offset: 359, NextOffset: 958
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 491, NextOffset: 524
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 524, NextOffset: 1193
+    testutil.go:509: Offset: 352, NextOffset: 951
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 319 572 1329]
     testutil.go:2330: got gzip streams:
@@ -12741,11 +15163,15 @@
     testutil.go:2349:   [1] at 319 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 572 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1329 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000023cSTARGZ"
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 319 431 1188]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12757,47 +15183,10 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 132, NextOffset: 169
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 169, NextOffset: 647
-    testutil.go:509: Offset: 381, NextOffset: 941
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 647, NextOffset: 684
-    testutil.go:509: Offset: 941, NextOffset: 978
-    testutil.go:509: Offset: 684, NextOffset: 2021
-    testutil.go:509: Offset: 978, NextOffset: 2490
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 941, NextOffset: 978
-    testutil.go:509: Offset: 647, NextOffset: 684
-    testutil.go:509: Offset: 978, NextOffset: 2490
-    testutil.go:509: Offset: 684, NextOffset: 2021
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 321 574 1331]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 132, NextOffset: 169
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 321 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 381, NextOffset: 941
-    testutil.go:509: Offset: 169, NextOffset: 647
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [2] at 574 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1331 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000023eSTARGZ"
     testutil.go:1638: got TOC entries:
@@ -12805,8 +15194,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 321 433 1190]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12818,7 +15205,12 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 316 569 1323]
     testutil.go:2330: got gzip streams:
@@ -12830,56 +15222,48 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":316,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 171, NextOffset: 653
-    testutil.go:509: Offset: 383, NextOffset: 945
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 116, NextOffset: 319
+    testutil.go:509: Offset: 215, NextOffset: 481
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 481, NextOffset: 514
+    testutil.go:509: Offset: 352, NextOffset: 947
+    testutil.go:509: Offset: 514, NextOffset: 1182
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 481, NextOffset: 514
+    testutil.go:509: Offset: 319, NextOffset: 352
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 514, NextOffset: 1182
+    testutil.go:509: Offset: 352, NextOffset: 947
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 215, NextOffset: 481
+    testutil.go:509: Offset: 116, NextOffset: 319
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 316 428 1182]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 316 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 945, NextOffset: 982
-    testutil.go:509: Offset: 690, NextOffset: 2037
-    testutil.go:509: Offset: 982, NextOffset: 2503
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 428 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1182 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001acSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":316,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 383, NextOffset: 945
-    testutil.go:509: Offset: 171, NextOffset: 653
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 945, NextOffset: 982
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 982, NextOffset: 2503
-    testutil.go:509: Offset: 690, NextOffset: 2037
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 316 569 1323]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12891,7 +15275,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":316,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 316 428 1182]
     testutil.go:2330: got gzip streams:
@@ -12915,60 +15299,41 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 319 431 1185]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 345, NextOffset: 382
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 319 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 170, NextOffset: 651
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [2] at 431 in stargz, uncompressed length 2560
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 382, NextOffset: 944
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [3] at 1185 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001afSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 651, NextOffset: 688
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 688, NextOffset: 2029
-    testutil.go:509: Offset: 981, NextOffset: 2498
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":324,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":487,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 382, NextOffset: 944
-    testutil.go:509: Offset: 170, NextOffset: 651
+    testutil.go:509: Offset: 86, NextOffset: 119
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 119, NextOffset: 324
+    testutil.go:509: Offset: 217, NextOffset: 487
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 651, NextOffset: 688
-    testutil.go:509: Offset: 981, NextOffset: 2498
-    testutil.go:509: Offset: 688, NextOffset: 2029
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 357, NextOffset: 955
+    testutil.go:509: Offset: 520, NextOffset: 1187
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 86, NextOffset: 119
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 321 574 1333]
     testutil.go:2330: got gzip streams:
@@ -12980,7 +15345,20 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 217, NextOffset: 487
+    testutil.go:509: Offset: 119, NextOffset: 324
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 520, NextOffset: 1187
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 357, NextOffset: 955
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 321 433 1192]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -12992,8 +15370,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 321 574 1333]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -13005,31 +15381,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 657
-    testutil.go:509: Offset: 384, NextOffset: 951
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 657, NextOffset: 694
-    testutil.go:509: Offset: 951, NextOffset: 988
-    testutil.go:509: Offset: 694, NextOffset: 2046
-    testutil.go:509: Offset: 988, NextOffset: 2514
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 951, NextOffset: 988
-    testutil.go:509: Offset: 657, NextOffset: 694
-    testutil.go:509: Offset: 988, NextOffset: 2514
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 321 433 1192]
     testutil.go:2330: got gzip streams:
@@ -13042,28 +15394,61 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 694, NextOffset: 2046
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 951
-    testutil.go:509: Offset: 172, NextOffset: 657
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 324 577 1336]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":320,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:2349:   [1] at 324 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 577 in stargz, uncompressed length 2560
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 577 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1336 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000241STARGZ"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 83, NextOffset: 116
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":324,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 116, NextOffset: 320
+    testutil.go:509: Offset: 214, NextOffset: 482
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 353, NextOffset: 948
+    testutil.go:509: Offset: 515, NextOffset: 1181
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 214, NextOffset: 482
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 116, NextOffset: 320
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 515, NextOffset: 1181
+    testutil.go:509: Offset: 353, NextOffset: 948
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 324 436 1195]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -13075,125 +15460,169 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":324,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2688 4764]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":326,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":523,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 120, NextOffset: 326
+    testutil.go:509: Offset: 218, NextOffset: 490
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 326, NextOffset: 359
+    testutil.go:509: Offset: 490, NextOffset: 523
+    testutil.go:509: Offset: 359, NextOffset: 958
+    testutil.go:509: Offset: 523, NextOffset: 1191
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 218, NextOffset: 490
+    testutil.go:509: Offset: 120, NextOffset: 326
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 490, NextOffset: 523
+    testutil.go:509: Offset: 326, NextOffset: 359
+    testutil.go:509: Offset: 523, NextOffset: 1191
+    testutil.go:509: Offset: 359, NextOffset: 958
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1564 3640]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2688 4764]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 647, NextOffset: 684
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 941, NextOffset: 978
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 684, NextOffset: 2021
-    testutil.go:509: Offset: 978, NextOffset: 2490
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1564 3640]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 2688 4764]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 1564 3640]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 132, NextOffset: 169
     testutil.go:509: Offset: 344, NextOffset: 381
     testutil.go:509: Offset: 169, NextOffset: 647
     testutil.go:509: Offset: 381, NextOffset: 941
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 647, NextOffset: 684
+    testutil.go:509: Offset: 941, NextOffset: 978
+    testutil.go:509: Offset: 684, NextOffset: 2021
+    testutil.go:509: Offset: 978, NextOffset: 2490
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 941, NextOffset: 978
+    testutil.go:509: Offset: 647, NextOffset: 684
+    testutil.go:509: Offset: 978, NextOffset: 2490
+    testutil.go:509: Offset: 684, NextOffset: 2021
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 344, NextOffset: 381
     testutil.go:509: Offset: 132, NextOffset: 169
     testutil.go:509: Offset: 381, NextOffset: 941
     testutil.go:509: Offset: 169, NextOffset: 647
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 941, NextOffset: 978
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2688 4764]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1564 3640]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 647, NextOffset: 684
-    testutil.go:509: Offset: 978, NextOffset: 2490
-    testutil.go:509: Offset: 684, NextOffset: 2021
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2688 4764]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1564 3640]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2688 4764]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1564 3640]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2688 4764]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 171, NextOffset: 653
     testutil.go:509: Offset: 383, NextOffset: 945
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 1564 3640]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 653, NextOffset: 690
     testutil.go:509: Offset: 945, NextOffset: 982
@@ -13213,66 +15642,57 @@
     testutil.go:509: Offset: 653, NextOffset: 690
     testutil.go:509: Offset: 982, NextOffset: 2503
     testutil.go:509: Offset: 690, NextOffset: 2037
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 2688 4764]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1564 3640]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2688 4764]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1564 3640]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2688 4764]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1564 3640]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2688 4764]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1564 3640]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 345, NextOffset: 382
@@ -13286,39 +15706,13 @@
     testutil.go:509: Offset: 688, NextOffset: 2029
     testutil.go:509: Offset: 981, NextOffset: 2498
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 345, NextOffset: 382
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2688 4764]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 382, NextOffset: 944
-    testutil.go:509: Offset: 170, NextOffset: 651
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 944, NextOffset: 981
     testutil.go:509: Offset: 651, NextOffset: 688
     testutil.go:509: Offset: 981, NextOffset: 2498
-    testutil.go:509: Offset: 688, NextOffset: 2029
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1564 3640]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2688 4764]
     testutil.go:2330: got gzip streams:
@@ -13326,12 +15720,22 @@
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 688, NextOffset: 2029
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 382, NextOffset: 944
+    testutil.go:509: Offset: 170, NextOffset: 651
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1564 3640]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2688 4764]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -13346,7 +15750,19 @@
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 123 318]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 123 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 318 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007bSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 119 314]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 119 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 314 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000077STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
@@ -13354,12 +15770,6 @@
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 347, NextOffset: 384
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 123 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 318 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007bSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 172, NextOffset: 657
     testutil.go:509: Offset: 384, NextOffset: 951
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -13367,16 +15777,32 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 657, NextOffset: 694
     testutil.go:509: Offset: 951, NextOffset: 988
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 123 318]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 123 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 318 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007bSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 694, NextOffset: 2046
     testutil.go:509: Offset: 988, NextOffset: 2514
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 135, NextOffset: 172
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 119 314]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 384, NextOffset: 951
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 119 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 314 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000077STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 172, NextOffset: 657
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -13385,91 +15811,37 @@
     testutil.go:509: Offset: 657, NextOffset: 694
     testutil.go:509: Offset: 988, NextOffset: 2514
     testutil.go:509: Offset: 694, NextOffset: 2046
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 119 314]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 119 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 314 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000077STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 123 318]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 123 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 318 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007bSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 119 314]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 119 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 314 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000077STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 122 317]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 122 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 317 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007aSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":649,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":686,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":943,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 170, NextOffset: 649
-    testutil.go:509: Offset: 382, NextOffset: 943
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 649, NextOffset: 686
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 686, NextOffset: 2023
-    testutil.go:509: Offset: 980, NextOffset: 2491
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 345, NextOffset: 382
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 119 314]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 119 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 314 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000077STARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 133, NextOffset: 170
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 382, NextOffset: 943
-    testutil.go:509: Offset: 170, NextOffset: 649
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 649, NextOffset: 686
-    testutil.go:509: Offset: 980, NextOffset: 2491
-    testutil.go:509: Offset: 686, NextOffset: 2023
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 125 324]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 125 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 324 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007dSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 122 321]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 122 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 321 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007aSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 125 324]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -13482,48 +15854,46 @@
     testutil.go:2349:   [1] at 122 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 321 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007aSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 124 323]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":656,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":948,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 124 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 323 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007cSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 656
-    testutil.go:509: Offset: 384, NextOffset: 948
+    testutil.go:509: Offset: 132, NextOffset: 169
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 169, NextOffset: 647
+    testutil.go:509: Offset: 381, NextOffset: 941
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 948, NextOffset: 985
-    testutil.go:509: Offset: 693, NextOffset: 2040
-    testutil.go:509: Offset: 985, NextOffset: 2506
+    testutil.go:509: Offset: 647, NextOffset: 684
+    testutil.go:509: Offset: 941, NextOffset: 978
+    testutil.go:509: Offset: 684, NextOffset: 2021
+    testutil.go:509: Offset: 978, NextOffset: 2490
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 384, NextOffset: 948
-    testutil.go:509: Offset: 172, NextOffset: 656
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 132, NextOffset: 169
+    testutil.go:509: Offset: 381, NextOffset: 941
+    testutil.go:509: Offset: 169, NextOffset: 647
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 948, NextOffset: 985
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 985, NextOffset: 2506
-    testutil.go:509: Offset: 693, NextOffset: 2040
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 941, NextOffset: 978
+    testutil.go:509: Offset: 647, NextOffset: 684
+    testutil.go:509: Offset: 978, NextOffset: 2490
+    testutil.go:509: Offset: 684, NextOffset: 2021
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 124 323]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 124 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 323 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007cSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 121 320]
     testutil.go:2330: got gzip streams:
@@ -13538,8 +15908,6 @@
     testutil.go:2349:   [2] at 314 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007aSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 121 313]
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 121 in stargz, uncompressed length 2048
@@ -13550,39 +15918,40 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 122 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 314 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007aSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":946,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":983,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 172, NextOffset: 653
-    testutil.go:509: Offset: 384, NextOffset: 946
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 946, NextOffset: 983
-    testutil.go:509: Offset: 690, NextOffset: 2030
-    testutil.go:509: Offset: 983, NextOffset: 2500
+    testutil.go:509: Offset: 945, NextOffset: 982
+    testutil.go:509: Offset: 690, NextOffset: 2037
+    testutil.go:509: Offset: 982, NextOffset: 2503
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 171, NextOffset: 653
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 383, NextOffset: 945
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 946
-    testutil.go:509: Offset: 172, NextOffset: 653
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 383, NextOffset: 945
+    testutil.go:509: Offset: 171, NextOffset: 653
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 946, NextOffset: 983
+    testutil.go:509: Offset: 945, NextOffset: 982
     testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 983, NextOffset: 2500
-    testutil.go:509: Offset: 690, NextOffset: 2030
+    testutil.go:509: Offset: 982, NextOffset: 2503
+    testutil.go:509: Offset: 690, NextOffset: 2037
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 121 313]
     testutil.go:2330: got gzip streams:
@@ -13590,7 +15959,7 @@
     testutil.go:2349:   [1] at 121 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 313 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000079STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 124 316]
     testutil.go:2330: got gzip streams:
@@ -13598,67 +15967,71 @@
     testutil.go:2349:   [1] at 124 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 316 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007cSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 121 313]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 121 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 313 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000079STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 345, NextOffset: 382
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 126 321]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 126 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 321 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007eSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 170, NextOffset: 651
+    testutil.go:509: Offset: 382, NextOffset: 944
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 651, NextOffset: 688
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 688, NextOffset: 2029
+    testutil.go:509: Offset: 981, NextOffset: 2498
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 651, NextOffset: 688
+    testutil.go:509: Offset: 981, NextOffset: 2498
+    testutil.go:509: Offset: 688, NextOffset: 2029
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 382, NextOffset: 944
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 123 318]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 170, NextOffset: 651
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 123 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 318 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007bSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":136,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":173,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":660,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":348,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":953,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 126 321]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 126 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 321 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007eSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 136, NextOffset: 173
-    testutil.go:509: Offset: 348, NextOffset: 385
-    testutil.go:509: Offset: 173, NextOffset: 660
-    testutil.go:509: Offset: 385, NextOffset: 953
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 660, NextOffset: 697
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 697, NextOffset: 2048
-    testutil.go:509: Offset: 990, NextOffset: 2515
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 348, NextOffset: 385
-    testutil.go:509: Offset: 136, NextOffset: 173
-    testutil.go:509: Offset: 385, NextOffset: 953
-    testutil.go:509: Offset: 173, NextOffset: 660
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 660, NextOffset: 697
-    testutil.go:509: Offset: 990, NextOffset: 2515
-    testutil.go:509: Offset: 697, NextOffset: 2048
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 123 318]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -13671,49 +16044,12 @@
     testutil.go:2349:   [1] at 125 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 320 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007dSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-    testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 122 317]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 122 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 317 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007aSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 107 286]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -13721,12 +16057,41 @@
     testutil.go:2349:   [2] at 286 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006bSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 101 280]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 657
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 101 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 280 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000065STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 384, NextOffset: 951
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 657, NextOffset: 694
+    testutil.go:509: Offset: 951, NextOffset: 988
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 694, NextOffset: 2046
+    testutil.go:509: Offset: 988, NextOffset: 2514
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 107 286]
     testutil.go:2330: got gzip streams:
@@ -13739,56 +16104,64 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 101 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 280 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000065STARGZ"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 384, NextOffset: 951
+    testutil.go:509: Offset: 172, NextOffset: 657
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 951, NextOffset: 988
+    testutil.go:509: Offset: 657, NextOffset: 694
+    testutil.go:509: Offset: 988, NextOffset: 2514
+    testutil.go:509: Offset: 694, NextOffset: 2046
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 106 285]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 106 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 285 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006aSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 100 279]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 100 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 279 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000064STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":649,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":686,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":943,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 170, NextOffset: 649
+    testutil.go:509: Offset: 382, NextOffset: 943
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:509: Offset: 649, NextOffset: 686
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 686, NextOffset: 2023
+    testutil.go:509: Offset: 980, NextOffset: 2491
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 382, NextOffset: 943
+    testutil.go:509: Offset: 170, NextOffset: 649
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 100 279]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 100 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 279 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000064STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 649, NextOffset: 686
+    testutil.go:509: Offset: 980, NextOffset: 2491
+    testutil.go:509: Offset: 686, NextOffset: 2023
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 110 291]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -13800,49 +16173,46 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 104 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 285 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000068STARGZ"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":656,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":948,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 656
+    testutil.go:509: Offset: 384, NextOffset: 948
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 948, NextOffset: 985
+    testutil.go:509: Offset: 693, NextOffset: 2040
+    testutil.go:509: Offset: 985, NextOffset: 2506
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 948
+    testutil.go:509: Offset: 172, NextOffset: 656
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 948, NextOffset: 985
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 985, NextOffset: 2506
+    testutil.go:509: Offset: 693, NextOffset: 2040
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 110 291]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 291 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006eSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 3171
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 104 285]
     testutil.go:2330: got gzip streams:
@@ -13856,7 +16226,7 @@
     testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 290 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006dSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 103 284]
     testutil.go:2330: got gzip streams:
@@ -13866,44 +16236,43 @@
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 108 288]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 288 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006cSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":946,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":983,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 653
+    testutil.go:509: Offset: 384, NextOffset: 946
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 946, NextOffset: 983
+    testutil.go:509: Offset: 690, NextOffset: 2030
+    testutil.go:509: Offset: 983, NextOffset: 2500
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 946
+    testutil.go:509: Offset: 172, NextOffset: 653
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 946, NextOffset: 983
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 983, NextOffset: 2500
+    testutil.go:509: Offset: 690, NextOffset: 2030
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 102 282]
     testutil.go:2330: got gzip streams:
@@ -13911,14 +16280,14 @@
     testutil.go:2349:   [1] at 102 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 282 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000066STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 108 288]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 288 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006cSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 102 282]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -13931,73 +16300,78 @@
     testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 287 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006bSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 101 281]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 101 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 281 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000065STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":136,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":173,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":660,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":348,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":953,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 136, NextOffset: 173
+    testutil.go:509: Offset: 348, NextOffset: 385
+    testutil.go:509: Offset: 173, NextOffset: 660
+    testutil.go:509: Offset: 385, NextOffset: 953
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:509: Offset: 660, NextOffset: 697
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 697, NextOffset: 2048
+    testutil.go:509: Offset: 990, NextOffset: 2515
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 348, NextOffset: 385
+    testutil.go:509: Offset: 136, NextOffset: 173
+    testutil.go:509: Offset: 385, NextOffset: 953
+    testutil.go:509: Offset: 173, NextOffset: 660
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 660, NextOffset: 697
+    testutil.go:509: Offset: 990, NextOffset: 2515
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 697, NextOffset: 2048
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 101 281]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 101 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 281 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000065STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 113 294]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 113 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 294 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000071STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 107 288]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 288 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006bSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 113 294]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 113 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 294 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000071STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 107 288]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 288 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006bSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -14006,12 +16380,27 @@
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 111 292]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 3171
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 292 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006fSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -14022,34 +16411,19 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 107 288]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 8008
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 288 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006bSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 111 292]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 292 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006fSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 105 286]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 105 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 286 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000069STARGZ"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 3208, NextOffset: 6895
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 110 294]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -14062,52 +16436,12 @@
     testutil.go:2349:   [1] at 103 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 287 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000067STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-    testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 110 294]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [2] at 294 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006eSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 103 287]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -14120,19 +16454,18 @@
     testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 293 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006dSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 102 286]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 102 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 286 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000066STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -14142,26 +16475,24 @@
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4284, NextOffset: 4321
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 113 300]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 3208, NextOffset: 6895
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 113 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [2] at 300 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000071STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 4284
@@ -14173,7 +16504,7 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 106 293]
     testutil.go:2330: got gzip streams:
@@ -14181,41 +16512,25 @@
     testutil.go:2349:   [1] at 106 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 293 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006aSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 113 300]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 113 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 300 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000071STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 106 293]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 106 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 293 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006aSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 112 299]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 299 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4284, NextOffset: 4321
@@ -14223,6 +16538,11 @@
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -14230,20 +16550,63 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 106 293]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 106 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 293 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006aSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 112 299]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 299 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 105 292]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3208, NextOffset: 6895
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 105 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 292 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000069STARGZ"
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:509: Offset: 3208, NextOffset: 6895
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 111 295]
     testutil.go:2330: got gzip streams:
@@ -14256,6 +16619,7 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 104 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 288 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000068STARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 111 295]
     testutil.go:2330: got gzip streams:
@@ -14266,26 +16630,25 @@
     testutil.go:1580: testing streams: [0 0 104 288]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [1] at 104 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [2] at 288 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000068STARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 110 294]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 294 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006eSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:509: Offset: 1639, NextOffset: 4284
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -14294,7 +16657,7 @@
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -14307,43 +16670,31 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 110 294]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 294 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006eSTARGZ"
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 103 287]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 103 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 287 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000067STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 116 304]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 116 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 304 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000074STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 109 297]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 297 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006dSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 116 304]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 304 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000074STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -14359,7 +16710,7 @@
     testutil.go:509: Offset: 3208, NextOffset: 6895
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -14372,16 +16723,23 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 8008
     testutil.go:509: Offset: 3208, NextOffset: 6895
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 116 304]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 304 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000074STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 109 297]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 297 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006dSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 114 302]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -14397,46 +16755,9 @@
     testutil.go:1580: testing streams: [0 0 436 922]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 436 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 922 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b4STARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-    testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4321, NextOffset: 8008
-    testutil.go:509: Offset: 3208, NextOffset: 6895
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 296 782]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -14461,7 +16782,38 @@
     testutil.go:2349:   [1] at 439 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 925 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b7STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3208, NextOffset: 6895
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:509: Offset: 3208, NextOffset: 6895
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 298 784]
     testutil.go:2330: got gzip streams:
@@ -14475,48 +16827,13 @@
     testutil.go:2349:   [1] at 441 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 932 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b9STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 355
-    testutil.go:509: Offset: 243, NextOffset: 552
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 355, NextOffset: 392
-    testutil.go:509: Offset: 552, NextOffset: 589
-    testutil.go:509: Offset: 392, NextOffset: 1045
-    testutil.go:509: Offset: 589, NextOffset: 1310
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 300 791]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 243, NextOffset: 552
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 300 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 791 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012cSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 130, NextOffset: 355
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 552, NextOffset: 589
-    testutil.go:509: Offset: 355, NextOffset: 392
-    testutil.go:509: Offset: 589, NextOffset: 1310
-    testutil.go:509: Offset: 392, NextOffset: 1045
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 441 932]
     testutil.go:2330: got gzip streams:
@@ -14524,10 +16841,42 @@
     testutil.go:2349:   [1] at 441 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 932 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b9STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3208, NextOffset: 6895
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:509: Offset: 3208, NextOffset: 6895
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 300 791]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 300 in stargz, uncompressed length 2048
@@ -14545,75 +16894,73 @@
     testutil.go:2349:   [1] at 304 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 795 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000130STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 438 926]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 438 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 926 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b6STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3208, NextOffset: 6895
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:509: Offset: 3208, NextOffset: 6895
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 297 785]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 297 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 785 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000129STARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 133, NextOffset: 365
-    testutil.go:509: Offset: 245, NextOffset: 558
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 558, NextOffset: 595
-    testutil.go:509: Offset: 402, NextOffset: 1046
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 438 926]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 595, NextOffset: 1325
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 438 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 926 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b6STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 245, NextOffset: 558
-    testutil.go:509: Offset: 133, NextOffset: 365
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 558, NextOffset: 595
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 595, NextOffset: 1325
-    testutil.go:509: Offset: 402, NextOffset: 1046
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 297 785]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [1] at 297 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 785 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000129STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 439 927]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [1] at 439 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 927 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b7STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
@@ -14622,12 +16969,45 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 298 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 786 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012aSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3208, NextOffset: 6895
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 444 937]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 444 in stargz, uncompressed length 2048
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 3208, NextOffset: 6895
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [2] at 937 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001bcSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
@@ -14636,64 +17016,61 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 303 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 796 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012fSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 207, NextOffset: 244
-    testutil.go:509: Offset: 132, NextOffset: 363
-    testutil.go:509: Offset: 244, NextOffset: 557
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 400, NextOffset: 1053
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 444 937]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 444 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 937 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001bcSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 594, NextOffset: 1312
-    testutil.go:395: Comparing: "" vs ""
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 207, NextOffset: 244
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 244, NextOffset: 557
-    testutil.go:509: Offset: 132, NextOffset: 363
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 594, NextOffset: 1312
-    testutil.go:509: Offset: 400, NextOffset: 1053
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 303 796]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 303 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 796 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012fSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 446 939]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 446 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 939 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001beSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3208, NextOffset: 6895
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:509: Offset: 3208, NextOffset: 6895
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 306 799]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -14709,6 +17086,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1052 3128]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -14718,8 +17097,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2176 4252]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -14729,54 +17106,17 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 134, NextOffset: 365
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 402, NextOffset: 1045
-    testutil.go:509: Offset: 599, NextOffset: 1326
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1052 3128]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 97, NextOffset: 134
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3128 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000041cSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:509: Offset: 134, NextOffset: 365
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 562, NextOffset: 599
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 599, NextOffset: 1326
-    testutil.go:509: Offset: 402, NextOffset: 1045
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2176 4252]
     testutil.go:2330: got gzip streams:
@@ -14787,6 +17127,24 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3208, NextOffset: 6895
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1052 3128]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -14796,6 +17154,15 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2176 4252]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -14805,6 +17172,17 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4321, NextOffset: 8008
+    testutil.go:509: Offset: 3208, NextOffset: 6895
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1052 3128]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -14814,8 +17192,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2176 4252]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -14825,6 +17201,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1052 3128]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -14838,37 +17216,48 @@
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [2] at 4252 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000880STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 355
+    testutil.go:509: Offset: 243, NextOffset: 552
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 1052 3128]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 3128 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000041cSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 355, NextOffset: 392
     testutil.go:509: Offset: 552, NextOffset: 589
     testutil.go:509: Offset: 392, NextOffset: 1045
     testutil.go:509: Offset: 589, NextOffset: 1310
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 355
-    testutil.go:509: Offset: 243, NextOffset: 552
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 206, NextOffset: 243
     testutil.go:509: Offset: 93, NextOffset: 130
     testutil.go:509: Offset: 243, NextOffset: 552
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 130, NextOffset: 355
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -14877,21 +17266,9 @@
     testutil.go:509: Offset: 355, NextOffset: 392
     testutil.go:509: Offset: 589, NextOffset: 1310
     testutil.go:509: Offset: 392, NextOffset: 1045
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1052 3128]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 3128 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000041cSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2176 4252]
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 2048
@@ -14936,6 +17313,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1052 3128]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -14945,19 +17324,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 558, NextOffset: 595
-    testutil.go:509: Offset: 402, NextOffset: 1046
-    testutil.go:509: Offset: 595, NextOffset: 1325
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2176 4252]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -14967,14 +17333,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 96, NextOffset: 133
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1052 3128]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 208, NextOffset: 245
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 2048
@@ -14983,24 +17342,22 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 133, NextOffset: 365
-    testutil.go:509: Offset: 245, NextOffset: 558
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
     testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 245, NextOffset: 558
+    testutil.go:509: Offset: 208, NextOffset: 245
     testutil.go:509: Offset: 133, NextOffset: 365
+    testutil.go:509: Offset: 245, NextOffset: 558
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 558, NextOffset: 595
     testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 595, NextOffset: 1325
+    testutil.go:509: Offset: 558, NextOffset: 595
     testutil.go:509: Offset: 402, NextOffset: 1046
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2176 4252]
     testutil.go:2330: got gzip streams:
@@ -15008,11 +17365,27 @@
     testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4252 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000880STARGZ"
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 595, NextOffset: 1325
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 245, NextOffset: 558
+    testutil.go:509: Offset: 133, NextOffset: 365
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 558, NextOffset: 595
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 595, NextOffset: 1325
+    testutil.go:509: Offset: 402, NextOffset: 1046
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1052 3128]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -15022,6 +17395,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2176 4252]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -15049,22 +17424,11 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 126 346]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 126 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 346 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007eSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 95, NextOffset: 132
     testutil.go:509: Offset: 207, NextOffset: 244
@@ -15074,9 +17438,26 @@
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 363, NextOffset: 400
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 126 346]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 557, NextOffset: 594
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 400, NextOffset: 1053
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 126 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 594, NextOffset: 1312
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 346 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007eSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -15087,10 +17468,13 @@
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 557, NextOffset: 594
     testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 594, NextOffset: 1312
     testutil.go:509: Offset: 400, NextOffset: 1053
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 132 352]
     testutil.go:2330: got gzip streams:
@@ -15101,8 +17485,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 126 346]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -15121,8 +17503,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 127 347]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -15150,7 +17530,25 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:1580: testing streams: [0 0 134 353]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 353 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000086STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 127 346]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 346 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007fSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
@@ -15165,24 +17563,10 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 365, NextOffset: 402
     testutil.go:509: Offset: 562, NextOffset: 599
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 134 353]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 353 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000086STARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 402, NextOffset: 1045
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 599, NextOffset: 1326
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 210, NextOffset: 247
     testutil.go:509: Offset: 97, NextOffset: 134
@@ -15193,20 +17577,8 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 562, NextOffset: 599
     testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 599, NextOffset: 1326
-    testutil.go:509: Offset: 402, NextOffset: 1045
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 127 346]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 346 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007fSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 135 354]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -15214,8 +17586,15 @@
     testutil.go:2349:   [2] at 354 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000087STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 599, NextOffset: 1326
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 402, NextOffset: 1045
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 127 346]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -15234,7 +17613,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 129 347]
     testutil.go:2330: got gzip streams:
@@ -15245,42 +17624,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":357,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":394,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 357
-    testutil.go:509: Offset: 243, NextOffset: 552
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 357, NextOffset: 394
-    testutil.go:509: Offset: 552, NextOffset: 589
-    testutil.go:509: Offset: 394, NextOffset: 1050
-    testutil.go:509: Offset: 589, NextOffset: 1310
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 552
-    testutil.go:509: Offset: 130, NextOffset: 357
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 134 352]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 552, NextOffset: 589
-    testutil.go:509: Offset: 357, NextOffset: 394
-    testutil.go:509: Offset: 589, NextOffset: 1310
-    testutil.go:509: Offset: 394, NextOffset: 1050
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 134 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 352 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000086STARGZ"
@@ -15288,8 +17633,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 129 347]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -15308,7 +17651,38 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 355
+    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 355, NextOffset: 392
+    testutil.go:509: Offset: 552, NextOffset: 589
+    testutil.go:509: Offset: 392, NextOffset: 1045
+    testutil.go:509: Offset: 589, NextOffset: 1310
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:509: Offset: 130, NextOffset: 355
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 552, NextOffset: 589
+    testutil.go:509: Offset: 355, NextOffset: 392
+    testutil.go:509: Offset: 589, NextOffset: 1310
+    testutil.go:509: Offset: 392, NextOffset: 1045
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 129 347]
     testutil.go:2330: got gzip streams:
@@ -15328,6 +17702,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 129 346]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -15337,54 +17713,47 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":209,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":560,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":597,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 363
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 135 352]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 246, NextOffset: 560
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [1] at 135 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 352 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000087STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 133, NextOffset: 365
+    testutil.go:509: Offset: 245, NextOffset: 558
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 560, NextOffset: 597
-    testutil.go:509: Offset: 400, NextOffset: 1051
-    testutil.go:509: Offset: 597, NextOffset: 1322
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 558, NextOffset: 595
+    testutil.go:509: Offset: 402, NextOffset: 1046
+    testutil.go:509: Offset: 595, NextOffset: 1325
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 560
-    testutil.go:509: Offset: 132, NextOffset: 363
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 245, NextOffset: 558
+    testutil.go:509: Offset: 133, NextOffset: 365
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 560, NextOffset: 597
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 597, NextOffset: 1322
-    testutil.go:509: Offset: 400, NextOffset: 1051
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 558, NextOffset: 595
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 595, NextOffset: 1325
+    testutil.go:509: Offset: 402, NextOffset: 1046
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 129 346]
     testutil.go:2330: got gzip streams:
@@ -15394,7 +17763,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 135 352]
     testutil.go:2330: got gzip streams:
@@ -15423,8 +17792,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 105 307]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -15434,51 +17801,38 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":360,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":397,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 397, NextOffset: 1042
-    testutil.go:509: Offset: 594, NextOffset: 1324
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 132, NextOffset: 360
-    testutil.go:509: Offset: 245, NextOffset: 557
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 245, NextOffset: 557
-    testutil.go:509: Offset: 132, NextOffset: 360
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 557, NextOffset: 594
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 112 314]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 360, NextOffset: 397
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 314 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 594, NextOffset: 1324
-    testutil.go:509: Offset: 397, NextOffset: 1042
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 207, NextOffset: 244
+    testutil.go:509: Offset: 132, NextOffset: 363
+    testutil.go:509: Offset: 244, NextOffset: 557
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 400, NextOffset: 1053
+    testutil.go:509: Offset: 594, NextOffset: 1312
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 207, NextOffset: 244
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 105 307]
     testutil.go:2330: got gzip streams:
@@ -15488,7 +17842,20 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 95, NextOffset: 132
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 244, NextOffset: 557
+    testutil.go:509: Offset: 132, NextOffset: 363
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 594, NextOffset: 1312
+    testutil.go:509: Offset: 400, NextOffset: 1053
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 111 313]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -15497,6 +17864,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 104 306]
     testutil.go:2330: got gzip streams:
@@ -15507,7 +17875,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 114 317]
     testutil.go:2330: got gzip streams:
@@ -15526,39 +17894,38 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":366,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 134, NextOffset: 365
+    testutil.go:509: Offset: 247, NextOffset: 562
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 366, NextOffset: 403
+    testutil.go:509: Offset: 365, NextOffset: 402
     testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 403, NextOffset: 1050
+    testutil.go:509: Offset: 402, NextOffset: 1045
     testutil.go:509: Offset: 599, NextOffset: 1326
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 134, NextOffset: 366
-    testutil.go:509: Offset: 247, NextOffset: 562
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 210, NextOffset: 247
     testutil.go:509: Offset: 97, NextOffset: 134
     testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:509: Offset: 134, NextOffset: 366
+    testutil.go:509: Offset: 134, NextOffset: 365
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 366, NextOffset: 403
+    testutil.go:509: Offset: 365, NextOffset: 402
     testutil.go:509: Offset: 599, NextOffset: 1326
-    testutil.go:509: Offset: 403, NextOffset: 1050
+    testutil.go:509: Offset: 402, NextOffset: 1045
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 114 317]
     testutil.go:2330: got gzip streams:
@@ -15566,11 +17933,11 @@
     testutil.go:2349:   [1] at 114 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 317 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000072STARGZ"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 107 310]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -15588,7 +17955,6 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 106 309]
     testutil.go:2330: got gzip streams:
@@ -15599,6 +17965,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 113 316]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -15608,38 +17976,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 299, NextOffset: 332
-    testutil.go:509: Offset: 468, NextOffset: 501
-    testutil.go:509: Offset: 332, NextOffset: 922
-    testutil.go:509: Offset: 501, NextOffset: 1162
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 115, NextOffset: 299
-    testutil.go:509: Offset: 210, NextOffset: 468
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 210, NextOffset: 468
-    testutil.go:509: Offset: 115, NextOffset: 299
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 468, NextOffset: 501
-    testutil.go:509: Offset: 299, NextOffset: 332
-    testutil.go:509: Offset: 501, NextOffset: 1162
-    testutil.go:509: Offset: 332, NextOffset: 922
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 106 309]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -15649,9 +17985,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 113 316]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -15661,6 +17994,29 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":357,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":394,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 357
+    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 357, NextOffset: 394
+    testutil.go:509: Offset: 552, NextOffset: 589
+    testutil.go:509: Offset: 394, NextOffset: 1050
+    testutil.go:509: Offset: 589, NextOffset: 1310
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 106 309]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -15670,6 +18026,17 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:509: Offset: 130, NextOffset: 357
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 552, NextOffset: 589
+    testutil.go:509: Offset: 357, NextOffset: 394
+    testutil.go:509: Offset: 589, NextOffset: 1310
+    testutil.go:509: Offset: 394, NextOffset: 1050
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 110 313]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -15679,55 +18046,18 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 119, NextOffset: 308
-    testutil.go:509: Offset: 214, NextOffset: 476
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 308, NextOffset: 341
-    testutil.go:509: Offset: 476, NextOffset: 509
-    testutil.go:509: Offset: 341, NextOffset: 932
-    testutil.go:509: Offset: 509, NextOffset: 1171
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 476, NextOffset: 509
-    testutil.go:509: Offset: 308, NextOffset: 341
-    testutil.go:509: Offset: 509, NextOffset: 1171
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 103 306]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 341, NextOffset: 932
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 86, NextOffset: 119
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 214, NextOffset: 476
-    testutil.go:509: Offset: 119, NextOffset: 308
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [1] at 103 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 306 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000067STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 114 317]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -15755,7 +18085,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 108 311]
     testutil.go:2330: got gzip streams:
@@ -15766,6 +18096,14 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":209,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":560,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":597,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 114 317]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -15775,53 +18113,42 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 132, NextOffset: 363
+    testutil.go:509: Offset: 246, NextOffset: 560
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 560, NextOffset: 597
+    testutil.go:509: Offset: 400, NextOffset: 1051
+    testutil.go:509: Offset: 597, NextOffset: 1322
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 116, NextOffset: 301
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 560
+    testutil.go:509: Offset: 132, NextOffset: 363
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 560, NextOffset: 597
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 597, NextOffset: 1322
+    testutil.go:509: Offset: 400, NextOffset: 1051
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 107 310]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 211, NextOffset: 471
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [2] at 310 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006bSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 301, NextOffset: 334
-    testutil.go:509: Offset: 471, NextOffset: 504
-    testutil.go:509: Offset: 334, NextOffset: 923
-    testutil.go:509: Offset: 504, NextOffset: 1166
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 471, NextOffset: 504
-    testutil.go:509: Offset: 301, NextOffset: 334
-    testutil.go:509: Offset: 504, NextOffset: 1166
-    testutil.go:509: Offset: 334, NextOffset: 923
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 211, NextOffset: 471
-    testutil.go:509: Offset: 116, NextOffset: 301
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 118 325]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -15831,7 +18158,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 110 317]
     testutil.go:2330: got gzip streams:
@@ -15842,8 +18169,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 118 325]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -15871,66 +18196,71 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":360,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":397,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 109 316]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 208, NextOffset: 245
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 132, NextOffset: 360
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 245, NextOffset: 557
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [2] at 316 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006dSTARGZ"
     testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 397, NextOffset: 1042
+    testutil.go:509: Offset: 594, NextOffset: 1324
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 120, NextOffset: 307
-    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 245, NextOffset: 557
+    testutil.go:509: Offset: 132, NextOffset: 360
     testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 557, NextOffset: 594
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 594, NextOffset: 1324
+    testutil.go:509: Offset: 397, NextOffset: 1042
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 120 328]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 307, NextOffset: 340
-    testutil.go:509: Offset: 479, NextOffset: 512
-    testutil.go:509: Offset: 340, NextOffset: 933
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 120 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 512, NextOffset: 1175
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [2] at 328 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000078STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 479, NextOffset: 512
-    testutil.go:509: Offset: 307, NextOffset: 340
-    testutil.go:509: Offset: 512, NextOffset: 1175
-    testutil.go:509: Offset: 340, NextOffset: 933
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 215, NextOffset: 479
-    testutil.go:509: Offset: 120, NextOffset: 307
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 112 320]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -15940,6 +18270,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 120 328]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -15967,6 +18299,21 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":366,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 134, NextOffset: 366
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 366, NextOffset: 403
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 111 319]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -15975,40 +18322,27 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 115, NextOffset: 299
-    testutil.go:509: Offset: 210, NextOffset: 468
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 299, NextOffset: 332
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 468, NextOffset: 501
-    testutil.go:509: Offset: 332, NextOffset: 922
-    testutil.go:509: Offset: 501, NextOffset: 1162
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 403, NextOffset: 1050
+    testutil.go:509: Offset: 599, NextOffset: 1326
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 210, NextOffset: 468
-    testutil.go:509: Offset: 115, NextOffset: 299
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:509: Offset: 134, NextOffset: 366
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 468, NextOffset: 501
-    testutil.go:509: Offset: 299, NextOffset: 332
-    testutil.go:509: Offset: 501, NextOffset: 1162
-    testutil.go:509: Offset: 332, NextOffset: 922
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 366, NextOffset: 403
+    testutil.go:509: Offset: 599, NextOffset: 1326
+    testutil.go:509: Offset: 403, NextOffset: 1050
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 119 327]
     testutil.go:2330: got gzip streams:
@@ -16018,8 +18352,9 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 111 319]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -16038,6 +18373,38 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 115, NextOffset: 299
+    testutil.go:509: Offset: 210, NextOffset: 468
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 299, NextOffset: 332
+    testutil.go:509: Offset: 468, NextOffset: 501
+    testutil.go:509: Offset: 332, NextOffset: 922
+    testutil.go:509: Offset: 501, NextOffset: 1162
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 210, NextOffset: 468
+    testutil.go:509: Offset: 115, NextOffset: 299
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 468, NextOffset: 501
+    testutil.go:509: Offset: 299, NextOffset: 332
+    testutil.go:509: Offset: 501, NextOffset: 1162
+    testutil.go:509: Offset: 332, NextOffset: 922
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 111 319]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -16047,7 +18414,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 116 324]
     testutil.go:2330: got gzip streams:
@@ -16067,7 +18434,27 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 121 329]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 121 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 329 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000079STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 112 320]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 320 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
@@ -16085,16 +18472,8 @@
     testutil.go:509: Offset: 341, NextOffset: 932
     testutil.go:509: Offset: 509, NextOffset: 1171
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 121 329]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 121 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 329 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000079STARGZ"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 214, NextOffset: 476
@@ -16105,24 +18484,6 @@
     testutil.go:509: Offset: 476, NextOffset: 509
     testutil.go:509: Offset: 308, NextOffset: 341
     testutil.go:509: Offset: 509, NextOffset: 1171
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 341, NextOffset: 932
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 112 320]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 320 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 121 329]
     testutil.go:2330: got gzip streams:
@@ -16133,9 +18494,15 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 341, NextOffset: 932
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 112 320]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 320 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
     testutil.go:1638: got TOC entries:
@@ -16151,54 +18518,15 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 111 319]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 178, NextOffset: 211
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [2] at 319 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006fSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 116, NextOffset: 301
-    testutil.go:509: Offset: 211, NextOffset: 471
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 301, NextOffset: 334
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 471, NextOffset: 504
-    testutil.go:509: Offset: 334, NextOffset: 923
-    testutil.go:509: Offset: 504, NextOffset: 1166
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 211, NextOffset: 471
-    testutil.go:509: Offset: 116, NextOffset: 301
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 471, NextOffset: 504
-    testutil.go:509: Offset: 301, NextOffset: 334
-    testutil.go:509: Offset: 504, NextOffset: 1166
-    testutil.go:509: Offset: 334, NextOffset: 923
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 362 835]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -16217,15 +18545,55 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 362 835]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 116, NextOffset: 301
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 211, NextOffset: 471
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 301, NextOffset: 334
+    testutil.go:509: Offset: 471, NextOffset: 504
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [1] at 362 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 835 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016aSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 334, NextOffset: 923
+    testutil.go:509: Offset: 504, NextOffset: 1166
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 211, NextOffset: 471
+    testutil.go:509: Offset: 116, NextOffset: 301
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 471, NextOffset: 504
+    testutil.go:509: Offset: 301, NextOffset: 334
+    testutil.go:509: Offset: 504, NextOffset: 1166
+    testutil.go:509: Offset: 334, NextOffset: 923
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 221 694]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -16235,54 +18603,15 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 120, NextOffset: 307
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 364 837]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 215, NextOffset: 479
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 364 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 837 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016cSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 307, NextOffset: 340
-    testutil.go:509: Offset: 479, NextOffset: 512
-    testutil.go:509: Offset: 340, NextOffset: 933
-    testutil.go:509: Offset: 512, NextOffset: 1175
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 479, NextOffset: 512
-    testutil.go:509: Offset: 307, NextOffset: 340
-    testutil.go:509: Offset: 512, NextOffset: 1175
-    testutil.go:509: Offset: 340, NextOffset: 933
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 215, NextOffset: 479
-    testutil.go:509: Offset: 120, NextOffset: 307
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 223 696]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -16301,6 +18630,40 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 120, NextOffset: 307
+    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 307, NextOffset: 340
+    testutil.go:509: Offset: 479, NextOffset: 512
+    testutil.go:509: Offset: 340, NextOffset: 933
+    testutil.go:509: Offset: 512, NextOffset: 1175
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:509: Offset: 120, NextOffset: 307
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 479, NextOffset: 512
+    testutil.go:509: Offset: 307, NextOffset: 340
+    testutil.go:509: Offset: 512, NextOffset: 1175
+    testutil.go:509: Offset: 340, NextOffset: 933
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 224 699]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -16310,8 +18673,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 364 839]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -16330,48 +18691,56 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 177, NextOffset: 210
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 367 842]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 115, NextOffset: 299
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [1] at 367 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 842 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016fSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 210, NextOffset: 468
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":304,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":176,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 114, NextOffset: 304
-    testutil.go:509: Offset: 209, NextOffset: 466
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 304, NextOffset: 337
-    testutil.go:509: Offset: 466, NextOffset: 499
-    testutil.go:509: Offset: 337, NextOffset: 925
-    testutil.go:509: Offset: 499, NextOffset: 1158
+    testutil.go:509: Offset: 299, NextOffset: 332
+    testutil.go:509: Offset: 468, NextOffset: 501
+    testutil.go:509: Offset: 332, NextOffset: 922
+    testutil.go:509: Offset: 501, NextOffset: 1162
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 210
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 210, NextOffset: 468
+    testutil.go:509: Offset: 115, NextOffset: 299
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 466, NextOffset: 499
-    testutil.go:509: Offset: 304, NextOffset: 337
-    testutil.go:509: Offset: 499, NextOffset: 1158
-    testutil.go:509: Offset: 337, NextOffset: 925
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 209, NextOffset: 466
-    testutil.go:509: Offset: 114, NextOffset: 304
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 468, NextOffset: 501
+    testutil.go:509: Offset: 299, NextOffset: 332
+    testutil.go:509: Offset: 501, NextOffset: 1162
+    testutil.go:509: Offset: 332, NextOffset: 922
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 226 701]
     testutil.go:2330: got gzip streams:
@@ -16382,8 +18751,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 363 838]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -16411,34 +18778,39 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":180,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":474,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 118, NextOffset: 312
-    testutil.go:509: Offset: 213, NextOffset: 474
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 119, NextOffset: 308
+    testutil.go:509: Offset: 214, NextOffset: 476
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 474, NextOffset: 507
-    testutil.go:509: Offset: 345, NextOffset: 936
-    testutil.go:509: Offset: 507, NextOffset: 1169
+    testutil.go:509: Offset: 308, NextOffset: 341
+    testutil.go:509: Offset: 476, NextOffset: 509
+    testutil.go:509: Offset: 341, NextOffset: 932
+    testutil.go:509: Offset: 509, NextOffset: 1171
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 213, NextOffset: 474
-    testutil.go:509: Offset: 118, NextOffset: 312
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 214, NextOffset: 476
+    testutil.go:509: Offset: 119, NextOffset: 308
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 476, NextOffset: 509
+    testutil.go:509: Offset: 308, NextOffset: 341
+    testutil.go:509: Offset: 509, NextOffset: 1171
+    testutil.go:509: Offset: 341, NextOffset: 932
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 223 698]
     testutil.go:2330: got gzip streams:
@@ -16446,20 +18818,9 @@
     testutil.go:2349:   [1] at 223 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 698 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000dfSTARGZ"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 474, NextOffset: 507
-    testutil.go:509: Offset: 312, NextOffset: 345
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 507, NextOffset: 1169
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 345, NextOffset: 936
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 364 839]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -16478,8 +18839,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 364 841]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -16489,58 +18848,49 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":306,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":339,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":469,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 224 701]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 224 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 701 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000e0STARGZ"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 115, NextOffset: 306
-    testutil.go:509: Offset: 210, NextOffset: 469
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 306, NextOffset: 339
-    testutil.go:509: Offset: 469, NextOffset: 502
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 339, NextOffset: 929
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 502, NextOffset: 1164
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 116, NextOffset: 301
+    testutil.go:509: Offset: 211, NextOffset: 471
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 469, NextOffset: 502
-    testutil.go:509: Offset: 306, NextOffset: 339
-    testutil.go:509: Offset: 502, NextOffset: 1164
-    testutil.go:509: Offset: 339, NextOffset: 929
+    testutil.go:509: Offset: 301, NextOffset: 334
+    testutil.go:509: Offset: 471, NextOffset: 504
+    testutil.go:509: Offset: 334, NextOffset: 923
+    testutil.go:509: Offset: 504, NextOffset: 1166
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 210, NextOffset: 469
-    testutil.go:509: Offset: 115, NextOffset: 306
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 211, NextOffset: 471
+    testutil.go:509: Offset: 116, NextOffset: 301
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 471, NextOffset: 504
+    testutil.go:509: Offset: 301, NextOffset: 334
+    testutil.go:509: Offset: 504, NextOffset: 1166
+    testutil.go:509: Offset: 334, NextOffset: 923
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 364 841]
     testutil.go:2330: got gzip streams:
@@ -16553,8 +18903,6 @@
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 224 701]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 224 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 701 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000e0STARGZ"
@@ -16571,21 +18919,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":477,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 119, NextOffset: 312
-    testutil.go:509: Offset: 214, NextOffset: 477
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 312, NextOffset: 345
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 226 703]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -16594,28 +18927,37 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 477, NextOffset: 510
-    testutil.go:509: Offset: 345, NextOffset: 936
-    testutil.go:509: Offset: 510, NextOffset: 1172
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 307, NextOffset: 340
+    testutil.go:509: Offset: 479, NextOffset: 512
+    testutil.go:509: Offset: 340, NextOffset: 933
+    testutil.go:509: Offset: 512, NextOffset: 1175
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 214, NextOffset: 477
-    testutil.go:509: Offset: 119, NextOffset: 312
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 120, NextOffset: 307
+    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 477, NextOffset: 510
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 510, NextOffset: 1172
-    testutil.go:509: Offset: 345, NextOffset: 936
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 479, NextOffset: 512
+    testutil.go:509: Offset: 307, NextOffset: 340
+    testutil.go:509: Offset: 512, NextOffset: 1175
+    testutil.go:509: Offset: 340, NextOffset: 933
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886 5986]
     testutil.go:2330: got gzip streams:
@@ -16636,7 +18978,14 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 215, NextOffset: 479
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 120, NextOffset: 307
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762 4862]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -16657,21 +19006,6 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 116, NextOffset: 312
-    testutil.go:509: Offset: 215, NextOffset: 482
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 312, NextOffset: 345
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886 5986]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -16680,25 +19014,6 @@
     testutil.go:2349:   [3] at 1131 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 1168 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 1205 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 345, NextOffset: 940
-    testutil.go:509: Offset: 515, NextOffset: 1181
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 215, NextOffset: 482
-    testutil.go:509: Offset: 116, NextOffset: 312
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 515, NextOffset: 1181
-    testutil.go:509: Offset: 345, NextOffset: 940
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 1616
     testutil.go:2349:   [7] at 2886 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 5986 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000b46STARGZ"
@@ -16710,9 +19025,40 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":304,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":176,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 114, NextOffset: 304
+    testutil.go:509: Offset: 209, NextOffset: 466
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 304, NextOffset: 337
+    testutil.go:509: Offset: 466, NextOffset: 499
+    testutil.go:509: Offset: 337, NextOffset: 925
+    testutil.go:509: Offset: 499, NextOffset: 1158
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 209, NextOffset: 466
+    testutil.go:509: Offset: 114, NextOffset: 304
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 466, NextOffset: 499
+    testutil.go:509: Offset: 304, NextOffset: 337
+    testutil.go:509: Offset: 499, NextOffset: 1158
+    testutil.go:509: Offset: 337, NextOffset: 925
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762 4862]
     testutil.go:2330: got gzip streams:
@@ -16750,53 +19096,53 @@
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":1057,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":1094,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":1131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762 4862]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 4
+    testutil.go:2349:   [2] at 1094 in stargz, uncompressed length 4
+    testutil.go:2349:   [3] at 1131 in stargz, uncompressed length 4
+    testutil.go:2349:   [4] at 1168 in stargz, uncompressed length 4
+    testutil.go:2349:   [5] at 1205 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":180,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":474,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 119, NextOffset: 319
-    testutil.go:509: Offset: 217, NextOffset: 488
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 118, NextOffset: 312
+    testutil.go:509: Offset: 213, NextOffset: 474
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 488, NextOffset: 521
-    testutil.go:509: Offset: 352, NextOffset: 949
-    testutil.go:509: Offset: 521, NextOffset: 1188
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 474, NextOffset: 507
+    testutil.go:509: Offset: 345, NextOffset: 936
+    testutil.go:509: Offset: 507, NextOffset: 1169
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 217, NextOffset: 488
-    testutil.go:509: Offset: 119, NextOffset: 319
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 213, NextOffset: 474
+    testutil.go:509: Offset: 118, NextOffset: 312
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 488, NextOffset: 521
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 521, NextOffset: 1188
-    testutil.go:509: Offset: 352, NextOffset: 949
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 474, NextOffset: 507
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 507, NextOffset: 1169
+    testutil.go:509: Offset: 345, NextOffset: 936
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762 4862]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 4
-    testutil.go:2349:   [2] at 1094 in stargz, uncompressed length 4
-    testutil.go:2349:   [3] at 1131 in stargz, uncompressed length 4
-    testutil.go:2349:   [4] at 1168 in stargz, uncompressed length 4
-    testutil.go:2349:   [5] at 1205 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 492
     testutil.go:2349:   [7] at 1762 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 4862 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000006e2STARGZ"
@@ -16809,6 +19155,8 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886 5986]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -16828,27 +19176,9 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 116, NextOffset: 313
-    testutil.go:509: Offset: 214, NextOffset: 483
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 313, NextOffset: 346
-    testutil.go:509: Offset: 483, NextOffset: 516
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762 4862]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 346, NextOffset: 942
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -16862,37 +19192,46 @@
     testutil.go:2349:   [8] at 4862 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000006e2STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 516, NextOffset: 1183
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 83, NextOffset: 116
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":1057,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 214, NextOffset: 483
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":1094,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":1131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 116, NextOffset: 313
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":306,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":339,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":469,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 115, NextOffset: 306
+    testutil.go:509: Offset: 210, NextOffset: 469
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 483, NextOffset: 516
-    testutil.go:509: Offset: 313, NextOffset: 346
-    testutil.go:509: Offset: 516, NextOffset: 1183
-    testutil.go:509: Offset: 346, NextOffset: 942
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 306, NextOffset: 339
+    testutil.go:509: Offset: 469, NextOffset: 502
+    testutil.go:509: Offset: 339, NextOffset: 929
+    testutil.go:509: Offset: 502, NextOffset: 1164
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 210, NextOffset: 469
+    testutil.go:509: Offset: 115, NextOffset: 306
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 469, NextOffset: 502
+    testutil.go:509: Offset: 306, NextOffset: 339
+    testutil.go:509: Offset: 502, NextOffset: 1164
+    testutil.go:509: Offset: 339, NextOffset: 929
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886 5986]
     testutil.go:2330: got gzip streams:
@@ -16934,37 +19273,39 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":477,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 119, NextOffset: 312
+    testutil.go:509: Offset: 214, NextOffset: 477
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 491, NextOffset: 524
-    testutil.go:509: Offset: 352, NextOffset: 951
-    testutil.go:509: Offset: 524, NextOffset: 1193
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 120, NextOffset: 319
-    testutil.go:509: Offset: 218, NextOffset: 491
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 477, NextOffset: 510
+    testutil.go:509: Offset: 345, NextOffset: 936
+    testutil.go:509: Offset: 510, NextOffset: 1172
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 218, NextOffset: 491
-    testutil.go:509: Offset: 120, NextOffset: 319
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 214, NextOffset: 477
+    testutil.go:509: Offset: 119, NextOffset: 312
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 491, NextOffset: 524
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 524, NextOffset: 1193
-    testutil.go:509: Offset: 352, NextOffset: 951
+    testutil.go:509: Offset: 477, NextOffset: 510
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 510, NextOffset: 1172
+    testutil.go:509: Offset: 345, NextOffset: 936
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886 5986]
     testutil.go:2330: got gzip streams:
@@ -16979,58 +19320,14 @@
     testutil.go:2349:   [8] at 5986 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000b46STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":1057,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":1094,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":1131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762 4862]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 4
-    testutil.go:2349:   [2] at 1094 in stargz, uncompressed length 4
-    testutil.go:2349:   [3] at 1131 in stargz, uncompressed length 4
-    testutil.go:2349:   [4] at 1168 in stargz, uncompressed length 4
-    testutil.go:2349:   [5] at 1205 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 492
-    testutil.go:2349:   [7] at 1762 in stargz, uncompressed length 3072
-    testutil.go:2349:   [8] at 4862 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000006e2STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":1057,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":1094,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":1131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886 5986]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 4
-    testutil.go:2349:   [2] at 1094 in stargz, uncompressed length 4
-    testutil.go:2349:   [3] at 1131 in stargz, uncompressed length 4
-    testutil.go:2349:   [4] at 1168 in stargz, uncompressed length 4
-    testutil.go:2349:   [5] at 1205 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 1616
-    testutil.go:2349:   [7] at 2886 in stargz, uncompressed length 3072
-    testutil.go:2349:   [8] at 5986 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000b46STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":1057,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":1094,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":1131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
@@ -17038,8 +19335,6 @@
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 182, NextOffset: 215
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 116, NextOffset: 312
     testutil.go:509: Offset: 215, NextOffset: 482
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -17050,7 +19345,7 @@
     testutil.go:509: Offset: 345, NextOffset: 940
     testutil.go:509: Offset: 515, NextOffset: 1181
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 83, NextOffset: 116
@@ -17063,8 +19358,8 @@
     testutil.go:509: Offset: 312, NextOffset: 345
     testutil.go:509: Offset: 515, NextOffset: 1181
     testutil.go:509: Offset: 345, NextOffset: 940
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762 4862]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -17084,9 +19379,9 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886 5986]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -17106,12 +19401,32 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762 4862]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 4
+    testutil.go:2349:   [2] at 1094 in stargz, uncompressed length 4
+    testutil.go:2349:   [3] at 1131 in stargz, uncompressed length 4
+    testutil.go:2349:   [4] at 1168 in stargz, uncompressed length 4
+    testutil.go:2349:   [5] at 1205 in stargz, uncompressed length 4
+    testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 492
+    testutil.go:2349:   [7] at 1762 in stargz, uncompressed length 3072
+    testutil.go:2349:   [8] at 4862 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000006e2STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":1057,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":1094,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":1131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 184, NextOffset: 217
@@ -17126,21 +19441,22 @@
     testutil.go:509: Offset: 521, NextOffset: 1188
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 217, NextOffset: 488
+    testutil.go:509: Offset: 119, NextOffset: 319
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 488, NextOffset: 521
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 521, NextOffset: 1188
     testutil.go:509: Offset: 352, NextOffset: 949
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 217, NextOffset: 488
-    testutil.go:509: Offset: 119, NextOffset: 319
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762 4862]
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886 5986]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 4
@@ -17148,9 +19464,9 @@
     testutil.go:2349:   [3] at 1131 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 1168 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 1205 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 492
-    testutil.go:2349:   [7] at 1762 in stargz, uncompressed length 3072
-    testutil.go:2349:   [8] at 4862 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000006e2STARGZ"
+    testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 1616
+    testutil.go:2349:   [7] at 2886 in stargz, uncompressed length 3072
+    testutil.go:2349:   [8] at 5986 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000b46STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":1057,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -17159,9 +19475,9 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886 5986]
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762 4862]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 4
@@ -17169,9 +19485,9 @@
     testutil.go:2349:   [3] at 1131 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 1168 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 1205 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 1616
-    testutil.go:2349:   [7] at 2886 in stargz, uncompressed length 3072
-    testutil.go:2349:   [8] at 5986 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000b46STARGZ"
+    testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 492
+    testutil.go:2349:   [7] at 1762 in stargz, uncompressed length 3072
+    testutil.go:2349:   [8] at 4862 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000006e2STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":1057,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -17180,8 +19496,8 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762 4862]
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886 5986]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 4
@@ -17189,9 +19505,9 @@
     testutil.go:2349:   [3] at 1131 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 1168 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 1205 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 492
-    testutil.go:2349:   [7] at 1762 in stargz, uncompressed length 3072
-    testutil.go:2349:   [8] at 4862 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000006e2STARGZ"
+    testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 1616
+    testutil.go:2349:   [7] at 2886 in stargz, uncompressed length 3072
+    testutil.go:2349:   [8] at 5986 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000b46STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":1057,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -17199,37 +19515,29 @@
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":1131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 116, NextOffset: 313
+    testutil.go:509: Offset: 214, NextOffset: 483
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 313, NextOffset: 346
     testutil.go:509: Offset: 483, NextOffset: 516
     testutil.go:509: Offset: 346, NextOffset: 942
     testutil.go:509: Offset: 516, NextOffset: 1183
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 116, NextOffset: 313
-    testutil.go:509: Offset: 214, NextOffset: 483
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 214, NextOffset: 483
-    testutil.go:509: Offset: 116, NextOffset: 313
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -17237,8 +19545,33 @@
     testutil.go:509: Offset: 313, NextOffset: 346
     testutil.go:509: Offset: 516, NextOffset: 1183
     testutil.go:509: Offset: 346, NextOffset: 942
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 214, NextOffset: 483
+    testutil.go:509: Offset: 116, NextOffset: 313
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762 4862]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 4
+    testutil.go:2349:   [2] at 1094 in stargz, uncompressed length 4
+    testutil.go:2349:   [3] at 1131 in stargz, uncompressed length 4
+    testutil.go:2349:   [4] at 1168 in stargz, uncompressed length 4
+    testutil.go:2349:   [5] at 1205 in stargz, uncompressed length 4
+    testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 492
+    testutil.go:2349:   [7] at 1762 in stargz, uncompressed length 3072
+    testutil.go:2349:   [8] at 4862 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000006e2STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":1057,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":1094,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":1131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886 5986]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -17259,6 +19592,41 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 491, NextOffset: 524
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 352, NextOffset: 951
+    testutil.go:509: Offset: 524, NextOffset: 1193
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 120, NextOffset: 319
+    testutil.go:509: Offset: 218, NextOffset: 491
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 218, NextOffset: 491
+    testutil.go:509: Offset: 120, NextOffset: 319
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 491, NextOffset: 524
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 524, NextOffset: 1193
+    testutil.go:509: Offset: 352, NextOffset: 951
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762 4862]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -17279,8 +19647,6 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886 5986]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -17300,47 +19666,51 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 120, NextOffset: 319
-    testutil.go:509: Offset: 218, NextOffset: 491
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 491, NextOffset: 524
-    testutil.go:509: Offset: 352, NextOffset: 951
-    testutil.go:509: Offset: 524, NextOffset: 1193
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 345, NextOffset: 940
+    testutil.go:509: Offset: 515, NextOffset: 1181
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 116, NextOffset: 312
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762 4862]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 215, NextOffset: 482
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 218, NextOffset: 491
-    testutil.go:509: Offset: 120, NextOffset: 319
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 215, NextOffset: 482
+    testutil.go:509: Offset: 116, NextOffset: 312
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 491, NextOffset: 524
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 524, NextOffset: 1193
-    testutil.go:509: Offset: 352, NextOffset: 951
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762 4862]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 1094 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 1131 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 515, NextOffset: 1181
+    testutil.go:509: Offset: 345, NextOffset: 940
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [4] at 1168 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 1205 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 492
@@ -17354,9 +19724,8 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886 5986]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -17377,17 +19746,35 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 116, NextOffset: 319
-    testutil.go:509: Offset: 215, NextOffset: 481
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 119, NextOffset: 319
+    testutil.go:509: Offset: 217, NextOffset: 488
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 488, NextOffset: 521
+    testutil.go:509: Offset: 352, NextOffset: 949
+    testutil.go:509: Offset: 521, NextOffset: 1188
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 488, NextOffset: 521
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 521, NextOffset: 1188
+    testutil.go:509: Offset: 352, NextOffset: 949
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 86, NextOffset: 119
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762 4862]
     testutil.go:2330: got gzip streams:
@@ -17399,45 +19786,22 @@
     testutil.go:2349:   [5] at 1205 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 492
     testutil.go:2349:   [7] at 1762 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 319, NextOffset: 352
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [8] at 4862 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000006e2STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":1057,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 217, NextOffset: 488
+    testutil.go:509: Offset: 119, NextOffset: 319
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":1094,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":1131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 481, NextOffset: 514
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 352, NextOffset: 947
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 514, NextOffset: 1182
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 215, NextOffset: 481
-    testutil.go:509: Offset: 116, NextOffset: 319
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 481, NextOffset: 514
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 514, NextOffset: 1182
-    testutil.go:509: Offset: 352, NextOffset: 947
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 136 173 210 247 284 321 366 995]
     testutil.go:2330: got gzip streams:
@@ -17459,21 +19823,40 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":324,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":487,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 116, NextOffset: 313
+    testutil.go:509: Offset: 214, NextOffset: 483
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 357, NextOffset: 955
-    testutil.go:509: Offset: 520, NextOffset: 1187
+    testutil.go:509: Offset: 313, NextOffset: 346
+    testutil.go:509: Offset: 483, NextOffset: 516
+    testutil.go:509: Offset: 346, NextOffset: 942
+    testutil.go:509: Offset: 516, NextOffset: 1183
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 214, NextOffset: 483
+    testutil.go:509: Offset: 116, NextOffset: 313
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 483, NextOffset: 516
+    testutil.go:509: Offset: 313, NextOffset: 346
+    testutil.go:509: Offset: 516, NextOffset: 1183
+    testutil.go:509: Offset: 346, NextOffset: 942
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 136 173 210 247 284 321 364 993]
     testutil.go:2330: got gzip streams:
@@ -17492,32 +19875,42 @@
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":173,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":210,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 119, NextOffset: 324
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 217, NextOffset: 487
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 217, NextOffset: 487
-    testutil.go:509: Offset: 119, NextOffset: 324
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 120, NextOffset: 319
+    testutil.go:509: Offset: 218, NextOffset: 491
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 520, NextOffset: 1187
-    testutil.go:509: Offset: 357, NextOffset: 955
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 491, NextOffset: 524
+    testutil.go:509: Offset: 352, NextOffset: 951
+    testutil.go:509: Offset: 524, NextOffset: 1193
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 218, NextOffset: 491
+    testutil.go:509: Offset: 120, NextOffset: 319
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 491, NextOffset: 524
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 524, NextOffset: 1193
+    testutil.go:509: Offset: 352, NextOffset: 951
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 136 173 210 247 284 321 366 995]
     testutil.go:2330: got gzip streams:
@@ -17547,24 +19940,35 @@
     testutil.go:2349:   [3] at 210 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 247 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 284 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 321 in stargz, uncompressed length 492
-    testutil.go:2349:   [7] at 364 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":320,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 116, NextOffset: 320
-    testutil.go:509: Offset: 214, NextOffset: 482
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 116, NextOffset: 319
+    testutil.go:509: Offset: 215, NextOffset: 481
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 481, NextOffset: 514
+    testutil.go:509: Offset: 352, NextOffset: 947
+    testutil.go:509: Offset: 514, NextOffset: 1182
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 83, NextOffset: 116
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [6] at 321 in stargz, uncompressed length 492
+    testutil.go:2349:   [7] at 364 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 993 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016cSTARGZ"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":136,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":173,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
@@ -17572,31 +19976,19 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 353, NextOffset: 948
-    testutil.go:509: Offset: 515, NextOffset: 1181
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 214, NextOffset: 482
-    testutil.go:509: Offset: 116, NextOffset: 320
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 215, NextOffset: 481
+    testutil.go:509: Offset: 116, NextOffset: 319
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 515, NextOffset: 1181
-    testutil.go:509: Offset: 353, NextOffset: 948
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 481, NextOffset: 514
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 514, NextOffset: 1182
+    testutil.go:509: Offset: 352, NextOffset: 947
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 135 172 209 246 283 320 365 981]
     testutil.go:2330: got gzip streams:
@@ -17618,21 +20010,33 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":326,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":523,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":324,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":487,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 119, NextOffset: 324
+    testutil.go:509: Offset: 217, NextOffset: 487
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 326, NextOffset: 359
-    testutil.go:509: Offset: 490, NextOffset: 523
-    testutil.go:509: Offset: 359, NextOffset: 958
-    testutil.go:509: Offset: 523, NextOffset: 1191
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 357, NextOffset: 955
+    testutil.go:509: Offset: 520, NextOffset: 1187
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 217, NextOffset: 487
+    testutil.go:509: Offset: 119, NextOffset: 324
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 135 172 209 246 283 320 363 979]
     testutil.go:2330: got gzip streams:
@@ -17643,38 +20047,28 @@
     testutil.go:2349:   [4] at 246 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 283 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 320 in stargz, uncompressed length 492
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 487, NextOffset: 520
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [7] at 363 in stargz, uncompressed length 3072
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [8] at 979 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016bSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":135,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 520, NextOffset: 1187
+    testutil.go:509: Offset: 357, NextOffset: 955
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 120, NextOffset: 326
-    testutil.go:509: Offset: 218, NextOffset: 490
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 490, NextOffset: 523
-    testutil.go:509: Offset: 326, NextOffset: 359
-    testutil.go:509: Offset: 523, NextOffset: 1191
-    testutil.go:509: Offset: 359, NextOffset: 958
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 218
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 218, NextOffset: 490
-    testutil.go:509: Offset: 120, NextOffset: 326
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 139 176 213 250 287 324 369 993]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -17687,8 +20081,6 @@
     testutil.go:2349:   [7] at 369 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 993 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000171STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":139,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":176,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
@@ -17696,38 +20088,40 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":320,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 132, NextOffset: 169
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 169, NextOffset: 647
-    testutil.go:509: Offset: 381, NextOffset: 941
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 116, NextOffset: 320
+    testutil.go:509: Offset: 214, NextOffset: 482
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 647, NextOffset: 684
-    testutil.go:509: Offset: 941, NextOffset: 978
-    testutil.go:509: Offset: 684, NextOffset: 2021
-    testutil.go:509: Offset: 978, NextOffset: 2490
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 353, NextOffset: 948
+    testutil.go:509: Offset: 515, NextOffset: 1181
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 214, NextOffset: 482
+    testutil.go:509: Offset: 116, NextOffset: 320
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 941, NextOffset: 978
-    testutil.go:509: Offset: 647, NextOffset: 684
-    testutil.go:509: Offset: 978, NextOffset: 2490
-    testutil.go:509: Offset: 684, NextOffset: 2021
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 132, NextOffset: 169
-    testutil.go:509: Offset: 381, NextOffset: 941
-    testutil.go:509: Offset: 169, NextOffset: 647
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 515, NextOffset: 1181
+    testutil.go:509: Offset: 353, NextOffset: 948
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 139 176 213 250 287 324 367 991]
     testutil.go:2330: got gzip streams:
@@ -17746,12 +20140,42 @@
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":176,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":326,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":523,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 120, NextOffset: 326
+    testutil.go:509: Offset: 218, NextOffset: 490
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 326, NextOffset: 359
+    testutil.go:509: Offset: 490, NextOffset: 523
+    testutil.go:509: Offset: 359, NextOffset: 958
+    testutil.go:509: Offset: 523, NextOffset: 1191
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 218, NextOffset: 490
+    testutil.go:509: Offset: 120, NextOffset: 326
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 490, NextOffset: 523
+    testutil.go:509: Offset: 326, NextOffset: 359
+    testutil.go:509: Offset: 523, NextOffset: 1191
+    testutil.go:509: Offset: 359, NextOffset: 958
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 139 176 213 250 287 324 369 993]
     testutil.go:2330: got gzip streams:
@@ -17772,42 +20196,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 171, NextOffset: 653
-    testutil.go:509: Offset: 383, NextOffset: 945
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 945, NextOffset: 982
-    testutil.go:509: Offset: 690, NextOffset: 2037
-    testutil.go:509: Offset: 982, NextOffset: 2503
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 383, NextOffset: 945
-    testutil.go:509: Offset: 171, NextOffset: 653
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 945, NextOffset: 982
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 982, NextOffset: 2503
-    testutil.go:509: Offset: 690, NextOffset: 2037
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 139 176 213 250 287 324 367 991]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -17828,6 +20217,40 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 132, NextOffset: 169
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 169, NextOffset: 647
+    testutil.go:509: Offset: 381, NextOffset: 941
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 647, NextOffset: 684
+    testutil.go:509: Offset: 941, NextOffset: 978
+    testutil.go:509: Offset: 684, NextOffset: 2021
+    testutil.go:509: Offset: 978, NextOffset: 2490
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 941, NextOffset: 978
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 647, NextOffset: 684
+    testutil.go:509: Offset: 978, NextOffset: 2490
+    testutil.go:509: Offset: 684, NextOffset: 2021
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 132, NextOffset: 169
+    testutil.go:509: Offset: 381, NextOffset: 941
+    testutil.go:509: Offset: 169, NextOffset: 647
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 138 175 212 249 286 323 368 987]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -17847,41 +20270,8 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 170, NextOffset: 651
-    testutil.go:509: Offset: 382, NextOffset: 944
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 651, NextOffset: 688
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 688, NextOffset: 2029
-    testutil.go:509: Offset: 981, NextOffset: 2498
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 382, NextOffset: 944
-    testutil.go:509: Offset: 170, NextOffset: 651
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 651, NextOffset: 688
-    testutil.go:509: Offset: 981, NextOffset: 2498
-    testutil.go:509: Offset: 688, NextOffset: 2029
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 138 175 212 249 286 323 366 985]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -17902,7 +20292,39 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 171, NextOffset: 653
+    testutil.go:509: Offset: 383, NextOffset: 945
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 945, NextOffset: 982
+    testutil.go:509: Offset: 690, NextOffset: 2037
+    testutil.go:509: Offset: 982, NextOffset: 2503
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 383, NextOffset: 945
+    testutil.go:509: Offset: 171, NextOffset: 653
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 945, NextOffset: 982
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 982, NextOffset: 2503
+    testutil.go:509: Offset: 690, NextOffset: 2037
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 135 172 209 246 283 320 365 989]
     testutil.go:2330: got gzip streams:
@@ -17923,41 +20345,39 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 657, NextOffset: 694
-    testutil.go:509: Offset: 951, NextOffset: 988
-    testutil.go:509: Offset: 694, NextOffset: 2046
-    testutil.go:509: Offset: 988, NextOffset: 2514
+    testutil.go:509: Offset: 651, NextOffset: 688
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 688, NextOffset: 2029
+    testutil.go:509: Offset: 981, NextOffset: 2498
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 172, NextOffset: 657
-    testutil.go:509: Offset: 384, NextOffset: 951
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 170, NextOffset: 651
+    testutil.go:509: Offset: 382, NextOffset: 944
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 951
-    testutil.go:509: Offset: 172, NextOffset: 657
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 382, NextOffset: 944
+    testutil.go:509: Offset: 170, NextOffset: 651
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 951, NextOffset: 988
-    testutil.go:509: Offset: 657, NextOffset: 694
-    testutil.go:509: Offset: 988, NextOffset: 2514
-    testutil.go:509: Offset: 694, NextOffset: 2046
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 651, NextOffset: 688
+    testutil.go:509: Offset: 981, NextOffset: 2498
+    testutil.go:509: Offset: 688, NextOffset: 2029
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 135 172 209 246 283 320 363 987]
     testutil.go:2330: got gzip streams:
@@ -17978,7 +20398,10 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 135 172 209 246 283 320 365 989]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -17998,41 +20421,40 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 657
+    testutil.go:509: Offset: 384, NextOffset: 951
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 647, NextOffset: 684
-    testutil.go:509: Offset: 941, NextOffset: 978
-    testutil.go:509: Offset: 684, NextOffset: 2021
-    testutil.go:509: Offset: 978, NextOffset: 2490
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 132, NextOffset: 169
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 169, NextOffset: 647
-    testutil.go:509: Offset: 381, NextOffset: 941
+    testutil.go:509: Offset: 657, NextOffset: 694
+    testutil.go:509: Offset: 951, NextOffset: 988
+    testutil.go:509: Offset: 694, NextOffset: 2046
+    testutil.go:509: Offset: 988, NextOffset: 2514
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 132, NextOffset: 169
-    testutil.go:509: Offset: 381, NextOffset: 941
-    testutil.go:509: Offset: 169, NextOffset: 647
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 951
+    testutil.go:509: Offset: 172, NextOffset: 657
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 941, NextOffset: 978
-    testutil.go:509: Offset: 647, NextOffset: 684
-    testutil.go:509: Offset: 978, NextOffset: 2490
-    testutil.go:509: Offset: 684, NextOffset: 2021
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 951, NextOffset: 988
+    testutil.go:509: Offset: 657, NextOffset: 694
+    testutil.go:509: Offset: 988, NextOffset: 2514
+    testutil.go:509: Offset: 694, NextOffset: 2046
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 135 172 209 246 283 320 363 987]
     testutil.go:2330: got gzip streams:
@@ -18054,8 +20476,6 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 138 175 212 249 286 323 368 992]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -18075,45 +20495,44 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 171, NextOffset: 653
-    testutil.go:509: Offset: 383, NextOffset: 945
+    testutil.go:509: Offset: 132, NextOffset: 169
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 169, NextOffset: 647
+    testutil.go:509: Offset: 381, NextOffset: 941
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 945, NextOffset: 982
-    testutil.go:509: Offset: 690, NextOffset: 2037
-    testutil.go:509: Offset: 982, NextOffset: 2503
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 647, NextOffset: 684
+    testutil.go:509: Offset: 941, NextOffset: 978
+    testutil.go:509: Offset: 684, NextOffset: 2021
+    testutil.go:509: Offset: 978, NextOffset: 2490
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 383, NextOffset: 945
-    testutil.go:509: Offset: 171, NextOffset: 653
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 132, NextOffset: 169
+    testutil.go:509: Offset: 381, NextOffset: 941
+    testutil.go:509: Offset: 169, NextOffset: 647
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 945, NextOffset: 982
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 982, NextOffset: 2503
-    testutil.go:509: Offset: 690, NextOffset: 2037
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 941, NextOffset: 978
+    testutil.go:509: Offset: 647, NextOffset: 684
+    testutil.go:509: Offset: 978, NextOffset: 2490
+    testutil.go:509: Offset: 684, NextOffset: 2021
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 138 175 212 249 286 323 366 990]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 138 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 175 in stargz, uncompressed length 4
@@ -18132,51 +20551,35 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 170, NextOffset: 651
-    testutil.go:509: Offset: 382, NextOffset: 944
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 171, NextOffset: 653
+    testutil.go:509: Offset: 383, NextOffset: 945
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 651, NextOffset: 688
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 688, NextOffset: 2029
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 945, NextOffset: 982
+    testutil.go:509: Offset: 690, NextOffset: 2037
+    testutil.go:509: Offset: 982, NextOffset: 2503
+    testutil.go:395: Comparing: "" vs ""
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 138 175 212 249 286 323 368 994]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 981, NextOffset: 2498
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 345, NextOffset: 382
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 133, NextOffset: 170
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 138 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 175 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 382, NextOffset: 944
-    testutil.go:509: Offset: 170, NextOffset: 651
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [3] at 212 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 249 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 286 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 323 in stargz, uncompressed length 1616
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [7] at 368 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 994 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000170STARGZ"
     testutil.go:1638: got TOC entries:
@@ -18184,21 +20587,28 @@
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":138,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 651, NextOffset: 688
-    testutil.go:509: Offset: 981, NextOffset: 2498
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 688, NextOffset: 2029
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 383, NextOffset: 945
+    testutil.go:509: Offset: 171, NextOffset: 653
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 945, NextOffset: 982
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 982, NextOffset: 2503
+    testutil.go:509: Offset: 690, NextOffset: 2037
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 138 175 212 249 286 323 366 992]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -18219,40 +20629,6 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 657, NextOffset: 694
-    testutil.go:509: Offset: 951, NextOffset: 988
-    testutil.go:509: Offset: 694, NextOffset: 2046
-    testutil.go:509: Offset: 988, NextOffset: 2514
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 172, NextOffset: 657
-    testutil.go:509: Offset: 384, NextOffset: 951
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 951
-    testutil.go:509: Offset: 172, NextOffset: 657
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 951, NextOffset: 988
-    testutil.go:509: Offset: 657, NextOffset: 694
-    testutil.go:509: Offset: 988, NextOffset: 2514
-    testutil.go:509: Offset: 694, NextOffset: 2046
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 138 175 212 249 286 323 368 994]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -18264,8 +20640,6 @@
     testutil.go:2349:   [6] at 323 in stargz, uncompressed length 1616
     testutil.go:2349:   [7] at 368 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 994 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000170STARGZ"
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":138,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -18284,6 +20658,8 @@
     testutil.go:2349:   [4] at 249 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 286 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 323 in stargz, uncompressed length 492
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [7] at 366 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 992 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000016eSTARGZ"
     testutil.go:1638: got TOC entries:
@@ -18294,43 +20670,44 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":649,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":686,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":943,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 649, NextOffset: 686
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 686, NextOffset: 2023
-    testutil.go:509: Offset: 980, NextOffset: 2491
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 170, NextOffset: 649
-    testutil.go:509: Offset: 382, NextOffset: 943
+    testutil.go:509: Offset: 170, NextOffset: 651
+    testutil.go:509: Offset: 382, NextOffset: 944
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 651, NextOffset: 688
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 688, NextOffset: 2029
+    testutil.go:509: Offset: 981, NextOffset: 2498
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 345, NextOffset: 382
     testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 382, NextOffset: 943
-    testutil.go:509: Offset: 170, NextOffset: 649
+    testutil.go:509: Offset: 382, NextOffset: 944
+    testutil.go:509: Offset: 170, NextOffset: 651
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 649, NextOffset: 686
-    testutil.go:509: Offset: 980, NextOffset: 2491
-    testutil.go:509: Offset: 686, NextOffset: 2023
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 651, NextOffset: 688
+    testutil.go:509: Offset: 981, NextOffset: 2498
+    testutil.go:509: Offset: 688, NextOffset: 2029
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 139 176 213 250 287 324 369 999]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 139 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 176 in stargz, uncompressed length 4
@@ -18349,30 +20726,45 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 139 176 213 250 287 324 367 997]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":656,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":948,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 656
+    testutil.go:509: Offset: 172, NextOffset: 657
+    testutil.go:509: Offset: 384, NextOffset: 951
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 657, NextOffset: 694
+    testutil.go:509: Offset: 951, NextOffset: 988
+    testutil.go:509: Offset: 694, NextOffset: 2046
+    testutil.go:509: Offset: 988, NextOffset: 2514
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 951
+    testutil.go:509: Offset: 172, NextOffset: 657
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 951, NextOffset: 988
+    testutil.go:509: Offset: 657, NextOffset: 694
+    testutil.go:509: Offset: 988, NextOffset: 2514
+    testutil.go:509: Offset: 694, NextOffset: 2046
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 139 176 213 250 287 324 367 997]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 384, NextOffset: 948
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [1] at 139 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 176 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 213 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [4] at 250 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 287 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 324 in stargz, uncompressed length 492
@@ -18386,30 +20778,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 948, NextOffset: 985
-    testutil.go:509: Offset: 693, NextOffset: 2040
-    testutil.go:509: Offset: 985, NextOffset: 2506
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 948
-    testutil.go:509: Offset: 172, NextOffset: 656
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 948, NextOffset: 985
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 985, NextOffset: 2506
-    testutil.go:509: Offset: 693, NextOffset: 2040
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 112 145 178 211 244 277 317 888]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -18430,7 +20799,14 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":244,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":277,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":649,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":686,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":943,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 112 145 178 211 244 277 309 880]
     testutil.go:2330: got gzip streams:
@@ -18452,38 +20828,33 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":244,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":277,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":946,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":983,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 653
-    testutil.go:509: Offset: 384, NextOffset: 946
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 170, NextOffset: 649
+    testutil.go:509: Offset: 382, NextOffset: 943
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 946, NextOffset: 983
-    testutil.go:509: Offset: 690, NextOffset: 2030
-    testutil.go:509: Offset: 983, NextOffset: 2500
+    testutil.go:509: Offset: 649, NextOffset: 686
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 686, NextOffset: 2023
+    testutil.go:509: Offset: 980, NextOffset: 2491
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 946
-    testutil.go:509: Offset: 172, NextOffset: 653
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 382, NextOffset: 943
+    testutil.go:509: Offset: 170, NextOffset: 649
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 946, NextOffset: 983
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 983, NextOffset: 2500
-    testutil.go:509: Offset: 690, NextOffset: 2030
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 649, NextOffset: 686
+    testutil.go:509: Offset: 980, NextOffset: 2491
+    testutil.go:509: Offset: 686, NextOffset: 2023
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 112 145 178 211 244 277 317 888]
     testutil.go:2330: got gzip streams:
@@ -18505,8 +20876,6 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":244,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":277,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 112 145 178 211 244 277 309 880]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -18527,24 +20896,40 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":244,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":277,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":136,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":173,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":660,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":348,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":953,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":656,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":948,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 136, NextOffset: 173
-    testutil.go:509: Offset: 348, NextOffset: 385
-    testutil.go:509: Offset: 173, NextOffset: 660
-    testutil.go:509: Offset: 385, NextOffset: 953
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 656
+    testutil.go:509: Offset: 384, NextOffset: 948
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 660, NextOffset: 697
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 697, NextOffset: 2048
-    testutil.go:509: Offset: 990, NextOffset: 2515
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 948, NextOffset: 985
+    testutil.go:509: Offset: 693, NextOffset: 2040
+    testutil.go:509: Offset: 985, NextOffset: 2506
     testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 948
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 172, NextOffset: 656
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 948, NextOffset: 985
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 985, NextOffset: 2506
+    testutil.go:509: Offset: 693, NextOffset: 2040
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 111 144 177 210 243 276 316 881]
     testutil.go:2330: got gzip streams:
@@ -18558,36 +20943,14 @@
     testutil.go:2349:   [7] at 316 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 881 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013cSTARGZ"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 348, NextOffset: 385
-    testutil.go:509: Offset: 136, NextOffset: 173
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 385, NextOffset: 953
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":111,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":144,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":177,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":243,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":276,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 173, NextOffset: 660
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 660, NextOffset: 697
-    testutil.go:509: Offset: 990, NextOffset: 2515
-    testutil.go:509: Offset: 697, NextOffset: 2048
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 111 144 177 210 243 276 308 873]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -18608,7 +20971,37 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":243,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":276,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":946,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":983,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 653
+    testutil.go:509: Offset: 384, NextOffset: 946
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 946, NextOffset: 983
+    testutil.go:509: Offset: 690, NextOffset: 2030
+    testutil.go:509: Offset: 983, NextOffset: 2500
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 946, NextOffset: 983
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 983, NextOffset: 2500
+    testutil.go:509: Offset: 690, NextOffset: 2030
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 946
+    testutil.go:509: Offset: 172, NextOffset: 653
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 114 147 180 213 246 279 319 888]
     testutil.go:2330: got gzip streams:
@@ -18625,73 +21018,14 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":114,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":147,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":279,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2 foo4 foo5] vs [.no.prefetch.landmark foo foo2 foo3 foo4 foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo3 foo4] vs [foo foo_empty foo_empty2 foo4 foo5 foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 114 147 180 213 246 279 311 880]
     testutil.go:2330: got gzip streams:
@@ -18700,20 +21034,11 @@
     testutil.go:2349:   [2] at 147 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 180 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 213 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [5] at 246 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 279 in stargz, uncompressed length 492
     testutil.go:2349:   [7] at 311 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 880 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000137STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":114,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":147,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
@@ -18721,19 +21046,40 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":279,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":136,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":173,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":660,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":348,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":953,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 136, NextOffset: 173
+    testutil.go:509: Offset: 348, NextOffset: 385
+    testutil.go:509: Offset: 173, NextOffset: 660
+    testutil.go:509: Offset: 385, NextOffset: 953
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 660, NextOffset: 697
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 697, NextOffset: 2048
+    testutil.go:509: Offset: 990, NextOffset: 2515
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 348, NextOffset: 385
+    testutil.go:509: Offset: 136, NextOffset: 173
+    testutil.go:509: Offset: 385, NextOffset: 953
+    testutil.go:509: Offset: 173, NextOffset: 660
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 660, NextOffset: 697
+    testutil.go:509: Offset: 990, NextOffset: 2515
+    testutil.go:509: Offset: 697, NextOffset: 2048
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 114 147 180 213 246 279 319 888]
     testutil.go:2330: got gzip streams:
@@ -18747,6 +21093,8 @@
     testutil.go:2349:   [7] at 319 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 888 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013fSTARGZ"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":114,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":147,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
@@ -18755,8 +21103,6 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":279,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 114 147 180 213 246 279 311 880]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -18777,11 +21123,51 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":279,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo3 foo_empty3] vs [foo_empty4 foo_empty2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo4]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty foo3 foo_empty3 foo4 foo_empty5 foo6 foo foo2 foo_empty2] vs [.no.prefetch.landmark foo2 foo_empty2 foo4 foo_empty4 foo6 foo foo_empty foo3 foo_empty3 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 318 892]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 4
+    testutil.go:2349:   [2] at 146 in stargz, uncompressed length 4
+    testutil.go:2349:   [3] at 179 in stargz, uncompressed length 4
+    testutil.go:2349:   [4] at 212 in stargz, uncompressed length 4
+    testutil.go:2349:   [5] at 245 in stargz, uncompressed length 4
+    testutil.go:2349:   [6] at 278 in stargz, uncompressed length 1616
+    testutil.go:2349:   [7] at 318 in stargz, uncompressed length 3072
+    testutil.go:2349:   [8] at 892 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013eSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":113,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":146,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -18793,33 +21179,26 @@
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty2 foo5 foo_empty5 foo6] vs [foo3 foo_empty3 foo foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo4 foo_empty4 foo6 foo foo_empty foo3 foo_empty3 foo5 foo_empty5] vs [foo_empty foo3 foo_empty3 foo4 foo_empty5 foo6 foo foo2 foo_empty2 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
@@ -18831,58 +21210,19 @@
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 318 892]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 4
-    testutil.go:2349:   [2] at 146 in stargz, uncompressed length 4
-    testutil.go:2349:   [3] at 179 in stargz, uncompressed length 4
-    testutil.go:2349:   [4] at 212 in stargz, uncompressed length 4
-    testutil.go:2349:   [5] at 245 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 278 in stargz, uncompressed length 1616
-    testutil.go:2349:   [7] at 318 in stargz, uncompressed length 3072
-    testutil.go:2349:   [8] at 892 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013eSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":113,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 3749, NextOffset: 3786
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":146,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 310 884]
     testutil.go:2330: got gzip streams:
@@ -18903,6 +21243,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 318 891]
     testutil.go:2330: got gzip streams:
@@ -18923,25 +21264,8 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty3 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5] vs [foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo_empty4 foo_empty foo2 foo3]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 310 883]
     testutil.go:2330: got gzip streams:
@@ -18953,18 +21277,53 @@
     testutil.go:2349:   [5] at 245 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 278 in stargz, uncompressed length 492
     testutil.go:2349:   [7] at 310 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:2349:   [8] at 883 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000136STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":113,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":146,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty5 foo foo2 foo_empty2 foo4 foo_empty4 foo5 foo6 foo_empty] vs [foo3 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo4 foo_empty5 .no.prefetch.landmark foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [8] at 883 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000136STARGZ"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 318 891]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 4
+    testutil.go:2349:   [2] at 146 in stargz, uncompressed length 4
+    testutil.go:2349:   [3] at 179 in stargz, uncompressed length 4
+    testutil.go:2349:   [4] at 212 in stargz, uncompressed length 4
+    testutil.go:2349:   [5] at 245 in stargz, uncompressed length 4
+    testutil.go:2349:   [6] at 278 in stargz, uncompressed length 1616
+    testutil.go:2349:   [7] at 318 in stargz, uncompressed length 3072
+    testutil.go:2349:   [8] at 891 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013eSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":113,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -18973,26 +21332,41 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo4 foo_empty5 .no.prefetch.landmark foo2 foo3] vs [foo_empty5 foo foo2 foo_empty2 foo4 foo_empty4 foo5 foo6 foo_empty foo3 foo_empty3]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo_empty4] vs [foo_empty3 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo]
+    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
@@ -19004,53 +21378,20 @@
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 318 891]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 4
-    testutil.go:2349:   [2] at 146 in stargz, uncompressed length 4
-    testutil.go:2349:   [3] at 179 in stargz, uncompressed length 4
-    testutil.go:2349:   [4] at 212 in stargz, uncompressed length 4
-    testutil.go:2349:   [5] at 245 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 278 in stargz, uncompressed length 1616
-    testutil.go:2349:   [7] at 318 in stargz, uncompressed length 3072
-    testutil.go:2349:   [8] at 891 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013eSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":113,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":146,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 310 883]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -19071,28 +21412,7 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo6 foo foo_empty2 foo_empty3 foo5 foo_empty foo2 foo3 foo4] vs [foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo5 foo_empty]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 110 143 176 209 242 275 315 885]
     testutil.go:2330: got gzip streams:
@@ -19103,21 +21423,8 @@
     testutil.go:2349:   [4] at 209 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 242 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 275 in stargz, uncompressed length 1616
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [7] at 315 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [8] at 885 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013bSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":110,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -19126,37 +21433,69 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":242,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":275,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2] vs [foo foo_empty foo2 foo_empty3 foo_empty5 .no.prefetch.landmark foo_empty2 foo3 foo4 foo_empty4 foo5 foo6]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo5] vs [foo_empty3 foo5 foo_empty foo2 foo3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty2 foo3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty3 foo_empty5] vs [foo5 foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
@@ -19167,24 +21506,20 @@
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 110 143 176 209 242 275 307 877]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 110 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 143 in stargz, uncompressed length 4
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [3] at 176 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 209 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 242 in stargz, uncompressed length 4
@@ -19192,13 +21527,13 @@
     testutil.go:2349:   [7] at 307 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 877 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000133STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":110,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":176,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":242,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":275,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
@@ -19222,62 +21557,46 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":280,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo4 foo_empty4 foo_empty5 foo_empty foo_empty2 foo_empty3 foo5 foo6 foo] vs [foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo3 foo4 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo_empty2 foo5 foo_empty5] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty foo4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 115 148 181 214 247 280 312 881]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 115 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 148 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [3] at 181 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [4] at 214 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 247 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 280 in stargz, uncompressed length 492
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [7] at 312 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 881 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000138STARGZ"
     testutil.go:1638: got TOC entries:
@@ -19286,31 +21605,40 @@
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":148,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":181,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":280,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo3 foo4 foo_empty4 foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo6] vs [foo4 foo_empty4 foo_empty5 foo_empty foo_empty2 foo_empty3 foo5 foo6 foo foo2 foo3]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty foo4 foo_empty5 foo6] vs [foo5 foo_empty5 foo foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo_empty2]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:509: Offset: 8592, NextOffset: 14839
@@ -19319,19 +21647,18 @@
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 115 148 181 214 247 280 320 889]
     testutil.go:2330: got gzip streams:
@@ -19340,8 +21667,6 @@
     testutil.go:2349:   [2] at 148 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 181 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 214 in stargz, uncompressed length 4
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [5] at 247 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 280 in stargz, uncompressed length 1616
     testutil.go:2349:   [7] at 320 in stargz, uncompressed length 3072
@@ -19354,6 +21679,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":280,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 115 148 181 214 247 280 312 881]
     testutil.go:2330: got gzip streams:
@@ -19375,32 +21701,74 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":280,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo5] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo4 foo5 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo_empty4 foo6] vs [foo5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo3 foo4]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 114 147 180 213 246 279 319 889]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 4871, NextOffset: 6464
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo3 foo4 foo5 foo6 .no.prefetch.landmark foo foo_empty foo2] vs [foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo_empty4]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 114 147 180 213 246 279 319 889]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
     testutil.go:2349:   [1] at 114 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
     testutil.go:2349:   [2] at 147 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 180 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 213 in stargz, uncompressed length 4
@@ -19416,49 +21784,10 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":279,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2] vs [foo_empty foo_empty2 foo3 foo_empty3 foo5 foo foo2 foo4 foo_empty4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
@@ -19469,7 +21798,6 @@
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
@@ -19480,7 +21808,9 @@
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 114 147 180 213 246 279 311 881]
     testutil.go:2330: got gzip streams:
@@ -19502,8 +21832,6 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":279,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 115 148 181 214 247 280 320 892]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -19524,22 +21852,45 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":280,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 115 148 181 214 247 280 312 884]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 4
+    testutil.go:2349:   [2] at 148 in stargz, uncompressed length 4
+    testutil.go:2349:   [3] at 181 in stargz, uncompressed length 4
+    testutil.go:2349:   [4] at 214 in stargz, uncompressed length 4
+    testutil.go:2349:   [5] at 247 in stargz, uncompressed length 4
+    testutil.go:2349:   [6] at 280 in stargz, uncompressed length 492
+    testutil.go:2349:   [7] at 312 in stargz, uncompressed length 3072
+    testutil.go:2349:   [8] at 884 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000138STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":115,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":148,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":181,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":280,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty5 foo foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty] vs [foo_empty foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty3 foo4 foo6 foo]
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo_empty5 foo6 foo2 foo3 foo_empty3 foo foo_empty foo_empty2] vs [foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo3 foo_empty3 foo6]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 14839
     testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
@@ -19550,69 +21901,47 @@
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 115 148 181 214 247 280 312 884]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 4
-    testutil.go:2349:   [2] at 148 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 181 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [4] at 214 in stargz, uncompressed length 4
-    testutil.go:2349:   [5] at 247 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 280 in stargz, uncompressed length 492
-    testutil.go:2349:   [7] at 312 in stargz, uncompressed length 3072
-    testutil.go:2349:   [8] at 884 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000138STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":115,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":148,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":181,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 .no.prefetch.landmark foo_empty3 foo4 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty4] vs [foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo_empty5 foo foo_empty2 foo_empty3]
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":280,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo6 foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo3] vs [foo foo_empty foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo2 foo3 foo_empty3]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 15980
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 8592, NextOffset: 14839
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
@@ -19622,19 +21951,7 @@
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 115 148 181 214 247 280 320 892]
     testutil.go:2330: got gzip streams:
@@ -19644,6 +21961,8 @@
     testutil.go:2349:   [3] at 181 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 214 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 247 in stargz, uncompressed length 4
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [6] at 280 in stargz, uncompressed length 1616
     testutil.go:2349:   [7] at 320 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 892 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000140STARGZ"
@@ -19656,8 +21975,6 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":280,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 115 148 181 214 247 280 312 884]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -19678,21 +21995,6 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":280,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty5 foo foo2 foo_empty4 foo6 foo_empty foo_empty2 foo3 foo_empty3] vs [.no.prefetch.landmark foo2 foo3 foo4 foo5 foo_empty5 foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 114 147 180 213 246 279 319 892]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -19705,33 +22007,44 @@
     testutil.go:2349:   [7] at 319 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 892 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013fSTARGZ"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":114,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo4 foo5 foo6 foo_empty foo2 foo_empty3 foo_empty4 foo_empty5] vs [foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":114,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":147,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":279,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
@@ -19742,46 +22055,49 @@
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo2 foo3 foo4 foo5 foo_empty5] vs [foo_empty5 foo foo2 foo_empty4 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5]
+    testutil.go:401: Directory: "" vs "": [foo foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty5] vs [foo3 foo4 foo5 foo6 foo_empty foo2 foo_empty3 foo_empty4 foo_empty5 foo foo_empty2]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 114 147 180 213 246 279 311 884]
     testutil.go:2330: got gzip streams:
@@ -19822,86 +22138,14 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":282,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo] vs [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo5 foo_empty2 foo4 foo_empty4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo5 foo_empty2 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark] vs [foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo_empty3]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 314 891]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 117 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 150 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [3] at 183 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 216 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 249 in stargz, uncompressed length 4
@@ -19909,39 +22153,14 @@
     testutil.go:2349:   [7] at 314 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 891 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013aSTARGZ"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":117,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":150,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":183,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":282,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 322 899]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -19964,6 +22183,8 @@
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 314 891]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 117 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 150 in stargz, uncompressed length 4
@@ -19981,24 +22202,12 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":282,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo_empty2 foo_empty3] vs [foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo5 foo_empty5 foo_empty foo3 foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo_empty3 foo_empty5 foo6 foo2 foo3 foo4 foo_empty4 foo5] vs [foo_empty3 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty2 foo3 foo4 foo5 foo6 foo_empty foo2]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
@@ -20006,8 +22215,6 @@
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
@@ -20017,64 +22224,33 @@
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 14839
     testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo5 foo_empty5 foo_empty foo3 foo_empty3] vs [foo_empty4 foo5 foo_empty5 foo_empty2 foo_empty3 foo6 foo foo_empty foo2 foo3 foo4]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 321 899]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 116 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 149 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 182 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 215 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 248 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 2147
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [6] at 281 in stargz, uncompressed length 1616
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [7] at 321 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [8] at 899 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000141STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
@@ -20084,18 +22260,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":281,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 313 891]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -20115,88 +22280,19 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":281,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 321 898]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo_empty5] vs [foo foo3 foo4 foo_empty4 foo_empty5 foo_empty foo2 foo_empty2 foo_empty3 foo5 foo6 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 4
-    testutil.go:2349:   [2] at 149 in stargz, uncompressed length 4
-    testutil.go:2349:   [3] at 182 in stargz, uncompressed length 4
-    testutil.go:2349:   [4] at 215 in stargz, uncompressed length 4
-    testutil.go:2349:   [5] at 248 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 281 in stargz, uncompressed length 1616
-    testutil.go:2349:   [7] at 321 in stargz, uncompressed length 3072
-    testutil.go:2349:   [8] at 898 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000141STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 3204, NextOffset: 3241
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":116,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":149,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":182,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":281,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo_empty3 foo5 foo6 .no.prefetch.landmark foo foo3 foo4 foo_empty4 foo_empty5] vs [foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty2 foo3 foo4 foo5 foo6 foo_empty foo2 foo_empty3] vs [foo2 foo3 foo4 foo_empty4 foo5 foo foo_empty foo_empty2 foo_empty3 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
@@ -20204,19 +22300,11 @@
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
@@ -20227,28 +22315,17 @@
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:509: Offset: 8592, NextOffset: 14839
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 313 890]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 4
-    testutil.go:2349:   [2] at 149 in stargz, uncompressed length 4
-    testutil.go:2349:   [3] at 182 in stargz, uncompressed length 4
-    testutil.go:2349:   [4] at 215 in stargz, uncompressed length 4
-    testutil.go:2349:   [5] at 248 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 281 in stargz, uncompressed length 492
-    testutil.go:2349:   [7] at 313 in stargz, uncompressed length 3072
-    testutil.go:2349:   [8] at 890 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000139STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":116,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":149,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":182,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":281,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 321 898]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -20268,8 +22345,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":281,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 313 890]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -20289,30 +22365,20 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":281,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo_empty foo3 foo6] vs [foo2 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty3 foo]
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo3 foo4] vs [foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo foo3 foo4 foo_empty5 foo6 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
@@ -20320,65 +22386,124 @@
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo foo2 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3] vs [foo_empty4 foo5 foo_empty5 foo_empty foo3 foo6 foo foo2 foo_empty2 foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 321 898]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo foo3 foo4 foo_empty5 foo6] vs [foo5 foo_empty5 foo6 foo_empty foo2 foo3 foo4 foo foo_empty2 foo_empty3 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 4
+    testutil.go:2349:   [2] at 149 in stargz, uncompressed length 4
+    testutil.go:2349:   [3] at 182 in stargz, uncompressed length 4
+    testutil.go:2349:   [4] at 215 in stargz, uncompressed length 4
+    testutil.go:2349:   [5] at 248 in stargz, uncompressed length 4
+    testutil.go:2349:   [6] at 281 in stargz, uncompressed length 1616
+    testutil.go:2349:   [7] at 321 in stargz, uncompressed length 3072
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 3241, NextOffset: 4834
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [8] at 898 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000141STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":116,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":149,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":182,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":281,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 318 897]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 313 890]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 4
+    testutil.go:2349:   [2] at 149 in stargz, uncompressed length 4
+    testutil.go:2349:   [3] at 182 in stargz, uncompressed length 4
+    testutil.go:2349:   [4] at 215 in stargz, uncompressed length 4
+    testutil.go:2349:   [5] at 248 in stargz, uncompressed length 4
+    testutil.go:2349:   [6] at 281 in stargz, uncompressed length 492
+    testutil.go:2349:   [7] at 313 in stargz, uncompressed length 3072
+    testutil.go:2349:   [8] at 890 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000139STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":116,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":149,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":182,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":281,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 318 897]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 113 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 146 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 179 in stargz, uncompressed length 4
@@ -20396,7 +22521,87 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty3 foo_empty4 foo5 foo_empty5 foo foo_empty2 foo3 foo4 foo6] vs [foo2 foo_empty2 foo3 foo4 foo foo_empty foo_empty3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo4 foo foo_empty foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo_empty foo2 foo_empty3 foo_empty4 foo5 foo_empty5 foo foo_empty2 foo3 foo4 foo6]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 310 889]
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 113 in stargz, uncompressed length 4
@@ -20416,7 +22621,7 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 118 151 184 217 250 283 323 900]
     testutil.go:2330: got gzip streams:
@@ -20438,18 +22643,58 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty foo4 foo_empty5 foo2 foo_empty2] vs [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty2 foo_empty4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 118 151 184 217 250 283 315 892]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 118 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 151 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 184 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 217 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 250 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 283 in stargz, uncompressed length 492
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [7] at 315 in stargz, uncompressed length 3072
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [8] at 892 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013bSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":118,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":151,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
@@ -20457,42 +22702,61 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":217,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo_empty3 foo4 foo_empty4 foo2 foo_empty2 foo5 foo_empty5 foo6] vs [foo_empty foo2 foo_empty2 foo4 foo5 foo6 .no.prefetch.landmark foo foo3 foo_empty3 foo_empty4 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty2 foo_empty4 foo_empty5 foo6] vs [foo6 foo foo_empty foo4 foo_empty5 foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 463, NextOffset: 594
-    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 775, NextOffset: 812
-    testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:509: Offset: 812, NextOffset: 943
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 373, NextOffset: 410
-    testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 118 151 184 217 250 283 323 900]
     testutil.go:2330: got gzip streams:
@@ -20502,21 +22766,9 @@
     testutil.go:2349:   [3] at 184 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 217 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 250 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 980, NextOffset: 1143
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [6] at 283 in stargz, uncompressed length 1616
     testutil.go:2349:   [7] at 323 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [8] at 900 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000143STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 965, NextOffset: 1669
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":118,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -20525,49 +22777,8 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":217,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1180, NextOffset: 1946
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo6 .no.prefetch.landmark foo foo3 foo_empty3 foo_empty4 foo_empty5 foo_empty foo2 foo_empty2 foo4] vs [foo_empty2 foo5 foo_empty5 foo6 foo foo_empty foo3 foo_empty3 foo4 foo_empty4 foo2]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 373, NextOffset: 410
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 775, NextOffset: 812
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 812, NextOffset: 943
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:509: Offset: 799, NextOffset: 928
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1180, NextOffset: 1946
-    testutil.go:509: Offset: 965, NextOffset: 1669
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 610, NextOffset: 775
-    testutil.go:509: Offset: 463, NextOffset: 594
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 118 151 184 217 250 283 315 892]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -20588,8 +22799,6 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 322 900]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -20609,10 +22818,89 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":282,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 314 892]
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo6 foo2 foo3 foo_empty4 foo5 foo_empty5 foo foo_empty foo_empty2 foo_empty3] vs [.no.prefetch.landmark foo3 foo_empty3 foo4 foo5 foo6 foo foo_empty foo2 foo_empty2 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo5 foo6 foo foo_empty foo2 foo_empty2 foo_empty4 foo_empty5 .no.prefetch.landmark foo3] vs [foo5 foo_empty5 foo foo_empty foo_empty2 foo_empty3 foo4 foo6 foo2 foo3 foo_empty4]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 314 892]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 117 in stargz, uncompressed length 4
@@ -20632,48 +22920,17 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":282,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty foo2 foo4 foo_empty4] vs [foo3 foo4 foo_empty4 foo5 foo2 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 434, NextOffset: 471
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 227 264 301 338 375 412 653 2042]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 619
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 471, NextOffset: 603
-    testutil.go:509: Offset: 619, NextOffset: 785
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 772, NextOffset: 809
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 227 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 264 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 954, NextOffset: 991
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [3] at 301 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 338 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 375 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 412 in stargz, uncompressed length 1616
     testutil.go:2349:   [7] at 653 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 2042 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000028dSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 940, NextOffset: 977
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":227,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -20681,73 +22938,8 @@
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":301,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":338,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":375,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 977, NextOffset: 1667
-    testutil.go:509: Offset: 1193, NextOffset: 1998
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 264
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":412,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 301, NextOffset: 434
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:509: Offset: 822, NextOffset: 954
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo2 foo_empty3] vs [foo foo_empty foo2 foo4 foo_empty4 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 619, NextOffset: 785
-    testutil.go:509: Offset: 471, NextOffset: 603
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 785, NextOffset: 822
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 603, NextOffset: 640
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 822, NextOffset: 954
-    testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:509: Offset: 301, NextOffset: 434
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 940, NextOffset: 977
-    testutil.go:509: Offset: 1193, NextOffset: 1998
-    testutil.go:509: Offset: 977, NextOffset: 1667
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 227 264 301 338 375 412 512 1901]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -20768,12 +22960,12 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":375,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":412,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 227 264 301 338 375 412 653 2042]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 227 in stargz, uncompressed length 4
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [2] at 264 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 301 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 338 in stargz, uncompressed length 4
@@ -20789,7 +22981,87 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":338,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":375,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":412,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo3 foo_empty3] vs [foo foo2 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 965, NextOffset: 1669
+    testutil.go:509: Offset: 1180, NextOffset: 1946
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 594, NextOffset: 631
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 631, NextOffset: 762
+    testutil.go:509: Offset: 812, NextOffset: 943
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 943, NextOffset: 980
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo] vs [foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1180, NextOffset: 1946
+    testutil.go:509: Offset: 965, NextOffset: 1669
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 594, NextOffset: 631
+    testutil.go:509: Offset: 812, NextOffset: 943
+    testutil.go:509: Offset: 631, NextOffset: 762
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 227 264 301 338 375 412 512 1901]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -20798,6 +23070,8 @@
     testutil.go:2349:   [3] at 301 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 338 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 375 in stargz, uncompressed length 4
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [6] at 412 in stargz, uncompressed length 492
     testutil.go:2349:   [7] at 512 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 1901 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000200STARGZ"
@@ -20829,86 +23103,8 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":340,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":377,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":414,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo6 foo_empty foo4 foo_empty4 foo5 foo_empty5 foo] vs [foo foo2 foo3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2 foo_empty3 foo5 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 596, NextOffset: 633
-    testutil.go:509: Offset: 780, NextOffset: 817
-    testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:509: Offset: 817, NextOffset: 947
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 763, NextOffset: 800
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 800, NextOffset: 931
-    testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 208, NextOffset: 245
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:509: Offset: 245, NextOffset: 374
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 968, NextOffset: 1678
-    testutil.go:509: Offset: 1187, NextOffset: 1965
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 .no.prefetch.landmark foo foo2 foo3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2 foo_empty3] vs [foo3 foo_empty3 foo6 foo_empty foo4 foo_empty4 foo5 foo_empty5 foo foo2 foo_empty2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 245, NextOffset: 374
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 780, NextOffset: 817
-    testutil.go:509: Offset: 596, NextOffset: 633
-    testutil.go:509: Offset: 817, NextOffset: 947
-    testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1187, NextOffset: 1965
-    testutil.go:509: Offset: 968, NextOffset: 1678
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 763, NextOffset: 800
-    testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:509: Offset: 800, NextOffset: 931
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 229 266 303 340 377 414 514 1903]
     testutil.go:2330: got gzip streams:
@@ -20929,10 +23125,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":340,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":377,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":414,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 230 267 304 341 378 415 656 2058]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -20952,6 +23145,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":341,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":378,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":415,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 230 267 304 341 378 415 515 1917]
     testutil.go:2330: got gzip streams:
@@ -20973,6 +23167,29 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":378,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":415,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo4 foo5 foo6 foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5] vs [foo_empty4 foo5 foo foo_empty2 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 434, NextOffset: 471
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 471, NextOffset: 603
+    testutil.go:509: Offset: 619, NextOffset: 785
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:509: Offset: 991, NextOffset: 1156
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 230 267 304 341 378 415 656 2058]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -20992,115 +23209,91 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":341,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":378,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":415,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo foo2 foo_empty2 foo_empty3 foo4 foo_empty5 foo6 foo_empty foo3] vs [.no.prefetch.landmark foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo_empty2 foo3 foo6]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 959, NextOffset: 996
-    testutil.go:509: Offset: 819, NextOffset: 953
-    testutil.go:509: Offset: 996, NextOffset: 1164
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 134, NextOffset: 266
-    testutil.go:509: Offset: 248, NextOffset: 380
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+    testutil.go:509: Offset: 977, NextOffset: 1667
+    testutil.go:509: Offset: 1193, NextOffset: 1998
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 266, NextOffset: 303
-    testutil.go:509: Offset: 380, NextOffset: 417
-    testutil.go:509: Offset: 303, NextOffset: 438
-    testutil.go:509: Offset: 417, NextOffset: 583
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:509: Offset: 415, NextOffset: 582
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 610, NextOffset: 647
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 647, NextOffset: 782
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 990, NextOffset: 1697
-    testutil.go:509: Offset: 1201, NextOffset: 1975
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 475, NextOffset: 610
-    testutil.go:509: Offset: 620, NextOffset: 787
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo_empty2 foo3 foo6] vs [foo2 foo_empty2 foo_empty3 foo4 foo_empty5 foo6 foo_empty foo3 foo_empty4 foo5 foo]
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 248, NextOffset: 380
-    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:509: Offset: 246, NextOffset: 378
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty2 foo_empty5 foo6 .no.prefetch.landmark] vs [foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo foo_empty foo3 foo4 foo5 foo6]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1201, NextOffset: 1975
-    testutil.go:509: Offset: 990, NextOffset: 1697
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1193, NextOffset: 1998
+    testutil.go:509: Offset: 977, NextOffset: 1667
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 380, NextOffset: 417
-    testutil.go:509: Offset: 266, NextOffset: 303
-    testutil.go:509: Offset: 417, NextOffset: 583
-    testutil.go:509: Offset: 303, NextOffset: 438
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 610, NextOffset: 647
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:509: Offset: 647, NextOffset: 782
+    testutil.go:509: Offset: 378, NextOffset: 415
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 230 267 304 341 378 415 515 1917]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 230 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 267 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [3] at 304 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 341 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 378 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 415 in stargz, uncompressed length 492
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 264, NextOffset: 301
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [7] at 515 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 1917 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000203STARGZ"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 959, NextOffset: 996
-    testutil.go:509: Offset: 782, NextOffset: 819
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":230,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":267,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":304,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 996, NextOffset: 1164
-    testutil.go:509: Offset: 819, NextOffset: 953
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":341,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":378,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":415,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 619, NextOffset: 785
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 471, NextOffset: 603
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:509: Offset: 132, NextOffset: 264
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 231 268 305 342 379 416 657 2059]
     testutil.go:2330: got gzip streams:
@@ -21121,6 +23314,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":342,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":379,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":416,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 231 268 305 342 379 416 516 1918]
     testutil.go:2330: got gzip streams:
@@ -21141,7 +23335,6 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":342,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":379,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":416,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 228 265 302 339 376 413 654 2050]
     testutil.go:2330: got gzip streams:
@@ -21162,85 +23355,8 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":339,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":376,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":413,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty3 foo4 foo_empty4 foo_empty2 foo3] vs [.no.prefetch.landmark foo foo_empty foo2 foo3 foo4 foo5 foo6 foo_empty2 foo_empty3 foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 373, NextOffset: 410
-    testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 775, NextOffset: 812
-    testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:509: Offset: 812, NextOffset: 943
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 463, NextOffset: 594
-    testutil.go:509: Offset: 610, NextOffset: 775
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 799, NextOffset: 928
-    testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 965, NextOffset: 1669
-    testutil.go:509: Offset: 1180, NextOffset: 1946
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty foo2 foo3 foo4 foo5 foo6 foo_empty2] vs [foo_empty5 foo6 foo foo_empty foo2 foo_empty3 foo4 foo_empty4 foo_empty2 foo3 foo5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 373, NextOffset: 410
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 610, NextOffset: 775
-    testutil.go:509: Offset: 463, NextOffset: 594
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 775, NextOffset: 812
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 812, NextOffset: 943
-    testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:509: Offset: 799, NextOffset: 928
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1180, NextOffset: 1946
-    testutil.go:509: Offset: 965, NextOffset: 1669
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 228 265 302 339 376 413 513 1909]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -21254,22 +23370,33 @@
     testutil.go:2349:   [8] at 1909 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000201STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":228,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":265,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":302,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":339,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":376,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":413,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo foo_empty foo4 foo6] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo5 foo_empty5 foo6 foo2 foo_empty3 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 596, NextOffset: 633
+    testutil.go:509: Offset: 780, NextOffset: 817
+    testutil.go:509: Offset: 633, NextOffset: 763
+    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1150, NextOffset: 1187
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 228 265 302 339 376 413 654 2050]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 968, NextOffset: 1678
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 228 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 265 in stargz, uncompressed length 4
@@ -21277,6 +23404,9 @@
     testutil.go:2349:   [4] at 339 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 376 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 413 in stargz, uncompressed length 1616
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1187, NextOffset: 1965
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [7] at 654 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 2050 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000028eSTARGZ"
     testutil.go:1638: got TOC entries:
@@ -21287,9 +23417,70 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":339,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":376,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":413,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 131, NextOffset: 260
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo5 foo_empty5 foo6 foo2] vs [foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo foo_empty foo4 foo6]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1187, NextOffset: 1965
+    testutil.go:509: Offset: 968, NextOffset: 1678
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 780, NextOffset: 817
+    testutil.go:509: Offset: 596, NextOffset: 633
+    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:509: Offset: 633, NextOffset: 763
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:509: Offset: 131, NextOffset: 260
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 228 265 302 339 376 413 513 1909]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -21309,6 +23500,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":339,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":376,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":413,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 229 266 303 340 377 414 655 2050]
     testutil.go:2330: got gzip streams:
@@ -21329,69 +23521,8 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":340,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":377,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":414,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo] vs [foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty3 foo_empty4 foo_empty2 foo3 foo4 foo5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 471, NextOffset: 603
-    testutil.go:509: Offset: 619, NextOffset: 785
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:509: Offset: 822, NextOffset: 954
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 940, NextOffset: 977
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 977, NextOffset: 1667
-    testutil.go:509: Offset: 1193, NextOffset: 1998
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 301, NextOffset: 434
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty3 foo_empty4] vs [foo_empty3 foo_empty4 foo foo3 foo4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 619, NextOffset: 785
-    testutil.go:509: Offset: 471, NextOffset: 603
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 822, NextOffset: 954
-    testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 229 266 303 340 377 414 514 1909]
     testutil.go:2330: got gzip streams:
@@ -21403,10 +23534,6 @@
     testutil.go:2349:   [5] at 377 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 414 in stargz, uncompressed length 492
     testutil.go:2349:   [7] at 514 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 940, NextOffset: 977
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [8] at 1909 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000202STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
@@ -21416,25 +23543,34 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":340,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":377,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":414,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1193, NextOffset: 1998
-    testutil.go:509: Offset: 977, NextOffset: 1667
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 foo_empty foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo foo3 foo_empty3 foo5] vs [foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:509: Offset: 620, NextOffset: 787
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 819, NextOffset: 953
+    testutil.go:509: Offset: 996, NextOffset: 1164
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 990, NextOffset: 1697
+    testutil.go:509: Offset: 1201, NextOffset: 1975
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 230 267 304 341 378 415 656 2063]
     testutil.go:2330: got gzip streams:
@@ -21443,7 +23579,18 @@
     testutil.go:2349:   [2] at 267 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 304 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 341 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 266, NextOffset: 303
+    testutil.go:509: Offset: 380, NextOffset: 417
+    testutil.go:509: Offset: 303, NextOffset: 438
+    testutil.go:509: Offset: 417, NextOffset: 583
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [5] at 378 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [6] at 415 in stargz, uncompressed length 1616
     testutil.go:2349:   [7] at 656 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 2063 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000290STARGZ"
@@ -21455,12 +23602,63 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":341,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":378,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":415,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 610, NextOffset: 647
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 647, NextOffset: 782
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo] vs [foo_empty3 foo5 foo6 foo_empty foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo foo3]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 380, NextOffset: 417
+    testutil.go:509: Offset: 266, NextOffset: 303
+    testutil.go:509: Offset: 417, NextOffset: 583
+    testutil.go:509: Offset: 303, NextOffset: 438
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 610, NextOffset: 647
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:509: Offset: 647, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 996, NextOffset: 1164
+    testutil.go:509: Offset: 819, NextOffset: 953
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1164, NextOffset: 1201
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 230 267 304 341 378 415 515 1922]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 953, NextOffset: 990
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1201, NextOffset: 1975
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 990, NextOffset: 1697
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 230 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 267 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 304 in stargz, uncompressed length 4
@@ -21477,14 +23675,9 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":341,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":378,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":415,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty4 foo5 foo6 foo foo_empty foo_empty3 foo4 foo_empty5 foo2 foo_empty2] vs [foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty3 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 763, NextOffset: 800
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 230 267 304 341 378 415 656 2063]
     testutil.go:2330: got gzip streams:
@@ -21494,21 +23687,6 @@
     testutil.go:2349:   [3] at 304 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 341 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 378 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 800, NextOffset: 931
-    testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 968, NextOffset: 1678
-    testutil.go:509: Offset: 1187, NextOffset: 1965
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:509: Offset: 245, NextOffset: 374
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [6] at 415 in stargz, uncompressed length 1616
     testutil.go:2349:   [7] at 656 in stargz, uncompressed length 3072
     testutil.go:2349:   [8] at 2063 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000290STARGZ"
@@ -21520,69 +23698,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":341,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":378,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":415,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 596, NextOffset: 633
-    testutil.go:509: Offset: 780, NextOffset: 817
-    testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:509: Offset: 817, NextOffset: 947
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty3 foo5] vs [foo foo_empty foo_empty3 foo4 foo_empty5 foo2 foo_empty2 foo3 foo_empty4 foo5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 245, NextOffset: 374
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 763, NextOffset: 800
-    testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:509: Offset: 800, NextOffset: 931
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 780, NextOffset: 817
-    testutil.go:509: Offset: 596, NextOffset: 633
-    testutil.go:509: Offset: 817, NextOffset: 947
-    testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1187, NextOffset: 1965
-    testutil.go:509: Offset: 968, NextOffset: 1678
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 230 267 304 341 378 415 515 1922]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -21603,6 +23719,8 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":378,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":415,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 233 270 307 344 381 418 659 2066]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -21621,8 +23739,6 @@
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":307,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":344,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":381,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":418,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 233 270 307 344 381 418 518 1925]
@@ -21644,109 +23760,91 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":344,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":381,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":418,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty2 foo3 foo_empty5 foo_empty foo2 foo_empty3 foo4 foo_empty4 foo5] vs [foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty2 foo3 foo5 .no.prefetch.landmark foo_empty foo2]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 266, NextOffset: 303
-    testutil.go:509: Offset: 380, NextOffset: 417
-    testutil.go:509: Offset: 303, NextOffset: 438
-    testutil.go:509: Offset: 417, NextOffset: 583
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 610, NextOffset: 647
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 647, NextOffset: 782
-    testutil.go:509: Offset: 824, NextOffset: 959
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 959, NextOffset: 996
-    testutil.go:509: Offset: 819, NextOffset: 953
-    testutil.go:509: Offset: 996, NextOffset: 1164
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 990, NextOffset: 1697
-    testutil.go:509: Offset: 1201, NextOffset: 1975
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 134, NextOffset: 266
-    testutil.go:509: Offset: 248, NextOffset: 380
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 475, NextOffset: 610
-    testutil.go:509: Offset: 620, NextOffset: 787
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo5 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo4 foo_empty4 foo_empty5 foo6] vs [foo foo_empty2 foo3 foo_empty5 foo_empty foo2 foo_empty3 foo4 foo_empty4 foo5 foo6]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1201, NextOffset: 1975
-    testutil.go:509: Offset: 990, NextOffset: 1697
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo6 foo3 foo4 foo_empty4] vs [foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo4 foo6 foo_empty]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 248, NextOffset: 380
-    testutil.go:509: Offset: 134, NextOffset: 266
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:509: Offset: 475, NextOffset: 610
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 3745 6333]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 996, NextOffset: 1164
-    testutil.go:509: Offset: 819, NextOffset: 953
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 380, NextOffset: 417
-    testutil.go:509: Offset: 266, NextOffset: 303
-    testutil.go:509: Offset: 417, NextOffset: 583
-    testutil.go:509: Offset: 303, NextOffset: 438
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 6333 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:509: Offset: 243, NextOffset: 373
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 610, NextOffset: 647
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:509: Offset: 647, NextOffset: 782
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 965, NextOffset: 1669
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1180, NextOffset: 1946
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 594, NextOffset: 631
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 631, NextOffset: 762
+    testutil.go:509: Offset: 812, NextOffset: 943
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo4 foo6] vs [foo_empty foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo6 foo3 foo4 foo_empty4 foo]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:509: Offset: 799, NextOffset: 928
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 373
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 2621 5209]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2560
@@ -21755,7 +23853,19 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 594, NextOffset: 631
+    testutil.go:509: Offset: 812, NextOffset: 943
+    testutil.go:509: Offset: 631, NextOffset: 762
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1180, NextOffset: 1946
+    testutil.go:509: Offset: 965, NextOffset: 1669
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 3745 6333]
     testutil.go:2330: got gzip streams:
@@ -21779,6 +23889,8 @@
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 3745 6333]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2560
@@ -21797,8 +23909,6 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 3745 6333]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -21829,115 +23939,55 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":641,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":811,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":944,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":579,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":616,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1155,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1192,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty4 foo5 foo_empty2 foo_empty3 foo4 foo_empty5 foo6] vs [foo_empty4 foo6 .no.prefetch.landmark foo_empty3 foo5 foo_empty5 foo foo_empty foo2 foo_empty2 foo3 foo4]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 263, NextOffset: 300
-    testutil.go:509: Offset: 377, NextOffset: 414
-    testutil.go:509: Offset: 300, NextOffset: 434
-    testutil.go:509: Offset: 414, NextOffset: 579
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 579, NextOffset: 616
-    testutil.go:509: Offset: 471, NextOffset: 604
-    testutil.go:509: Offset: 616, NextOffset: 782
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 774, NextOffset: 811
-    testutil.go:509: Offset: 952, NextOffset: 989
-    testutil.go:509: Offset: 811, NextOffset: 944
-    testutil.go:509: Offset: 989, NextOffset: 1155
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 604, NextOffset: 641
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 641, NextOffset: 774
-    testutil.go:509: Offset: 819, NextOffset: 952
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 1155, NextOffset: 1192
-    testutil.go:509: Offset: 981, NextOffset: 1647
-    testutil.go:509: Offset: 1192, NextOffset: 1965
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 131, NextOffset: 263
-    testutil.go:509: Offset: 245, NextOffset: 377
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty3 foo5 foo_empty5] vs [foo foo_empty foo2 foo3 foo_empty4 foo5 foo_empty2 foo_empty3 foo4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 94, NextOffset: 131
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 2621 5209]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 5209 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 245, NextOffset: 377
-    testutil.go:509: Offset: 131, NextOffset: 263
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 377, NextOffset: 414
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 263, NextOffset: 300
-    testutil.go:509: Offset: 414, NextOffset: 579
-    testutil.go:509: Offset: 300, NextOffset: 434
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 579, NextOffset: 616
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 616, NextOffset: 782
-    testutil.go:509: Offset: 471, NextOffset: 604
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 604, NextOffset: 641
-    testutil.go:509: Offset: 819, NextOffset: 952
-    testutil.go:509: Offset: 641, NextOffset: 774
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 3745 6333]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1155, NextOffset: 1192
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 1192, NextOffset: 1965
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 6333 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 981, NextOffset: 1647
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 952, NextOffset: 989
-    testutil.go:509: Offset: 774, NextOffset: 811
-    testutil.go:509: Offset: 989, NextOffset: 1155
-    testutil.go:509: Offset: 811, NextOffset: 944
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo_empty foo_empty2 foo3 foo4 foo6 foo foo2 foo_empty3] vs [foo foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty5 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 471, NextOffset: 603
+    testutil.go:509: Offset: 619, NextOffset: 785
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 785, NextOffset: 822
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+    testutil.go:509: Offset: 977, NextOffset: 1667
+    testutil.go:509: Offset: 1193, NextOffset: 1998
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 209, NextOffset: 246
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 2621 5209]
     testutil.go:2330: got gzip streams:
@@ -21949,8 +23999,23 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:509: Offset: 415, NextOffset: 582
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 3745 6333]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 772, NextOffset: 809
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2560
@@ -21958,8 +24023,31 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty5 .no.prefetch.landmark foo foo4 foo_empty4 foo5 foo6] vs [foo foo2 foo_empty3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty2 foo3 foo4 foo6]
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1193, NextOffset: 1998
+    testutil.go:509: Offset: 977, NextOffset: 1667
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 619, NextOffset: 785
+    testutil.go:509: Offset: 471, NextOffset: 603
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 2621 5209]
     testutil.go:2330: got gzip streams:
@@ -21971,9 +24059,31 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:509: Offset: 809, NextOffset: 940
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 3745 6333]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 6333 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
@@ -22001,7 +24111,7 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 2621 5209]
     testutil.go:2330: got gzip streams:
@@ -22009,9 +24119,9 @@
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 5209 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 3745 6333]
     testutil.go:2330: got gzip streams:
@@ -22023,77 +24133,16 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":96,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":265,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":302,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":437,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":608,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":645,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":814,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":948,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":956,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":993,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1160,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1197,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo_empty foo3 foo_empty4 foo6 foo foo2 foo_empty2 foo_empty3 foo4 foo5] vs [foo foo_empty foo_empty2 foo_empty3 .no.prefetch.landmark foo2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 777, NextOffset: 814
-    testutil.go:509: Offset: 956, NextOffset: 993
-    testutil.go:509: Offset: 814, NextOffset: 948
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 993, NextOffset: 1160
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 437, NextOffset: 474
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 474, NextOffset: 608
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 948, NextOffset: 985
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 2621 5209]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1160, NextOffset: 1197
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 985, NextOffset: 1669
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1197, NextOffset: 1992
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 133, NextOffset: 265
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 5209 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 246, NextOffset: 378
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 265, NextOffset: 302
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 302, NextOffset: 437
-    testutil.go:509: Offset: 415, NextOffset: 583
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 608, NextOffset: 645
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 645, NextOffset: 777
-    testutil.go:509: Offset: 824, NextOffset: 956
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty3 .no.prefetch.landmark foo2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo] vs [foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo3 foo_empty4 foo6 foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 265, NextOffset: 302
-    testutil.go:509: Offset: 415, NextOffset: 583
-    testutil.go:509: Offset: 302, NextOffset: 437
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 583, NextOffset: 620
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 3745 6333]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -22104,29 +24153,7 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 437, NextOffset: 474
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:509: Offset: 474, NextOffset: 608
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 608, NextOffset: 645
-    testutil.go:509: Offset: 824, NextOffset: 956
-    testutil.go:509: Offset: 645, NextOffset: 777
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 956, NextOffset: 993
-    testutil.go:509: Offset: 777, NextOffset: 814
-    testutil.go:509: Offset: 993, NextOffset: 1160
-    testutil.go:509: Offset: 814, NextOffset: 948
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1160, NextOffset: 1197
-    testutil.go:509: Offset: 948, NextOffset: 985
-    testutil.go:509: Offset: 1197, NextOffset: 1992
-    testutil.go:509: Offset: 985, NextOffset: 1669
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 2621 5209]
     testutil.go:2330: got gzip streams:
@@ -22137,49 +24164,120 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 96, NextOffset: 133
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:509: Offset: 133, NextOffset: 265
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 3745 6333]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 6333 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ea1STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 2621 5209]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 5209 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a3dSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo2 foo6 foo_empty] vs [foo6 foo_empty foo2 foo_empty2 foo_empty3 foo_empty5 .no.prefetch.landmark foo foo3 foo4 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+    testutil.go:509: Offset: 968, NextOffset: 1678
+    testutil.go:509: Offset: 1187, NextOffset: 1965
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 596, NextOffset: 633
+    testutil.go:509: Offset: 780, NextOffset: 817
+    testutil.go:509: Offset: 633, NextOffset: 763
+    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 131, NextOffset: 260
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo_empty3 foo_empty5 .no.prefetch.landmark foo foo3] vs [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo2 foo6]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 428, NextOffset: 465
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 160 216 536]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 160 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 216 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 536 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d8STARGZ"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 780, NextOffset: 817
+    testutil.go:509: Offset: 596, NextOffset: 633
+    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:509: Offset: 633, NextOffset: 763
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1187, NextOffset: 1965
+    testutil.go:509: Offset: 968, NextOffset: 1678
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:509: Offset: 131, NextOffset: 260
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 160 213 533]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -22190,7 +24288,7 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 160 216 536]
     testutil.go:2330: got gzip streams:
@@ -22202,119 +24300,28 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 160 213 533]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 160 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 213 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 533 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d5STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":431,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":468,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":600,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":637,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":768,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":805,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":936,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":973,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":581,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":618,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":784,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1154,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1191,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo_empty3 foo_empty5 foo foo_empty2] vs [foo foo_empty foo4 foo_empty5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 600, NextOffset: 637
-    testutil.go:509: Offset: 784, NextOffset: 821
-    testutil.go:509: Offset: 637, NextOffset: 768
-    testutil.go:509: Offset: 821, NextOffset: 952
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 768, NextOffset: 805
-    testutil.go:509: Offset: 952, NextOffset: 989
-    testutil.go:509: Offset: 805, NextOffset: 936
-    testutil.go:509: Offset: 989, NextOffset: 1154
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 936, NextOffset: 973
-    testutil.go:509: Offset: 1154, NextOffset: 1191
-    testutil.go:509: Offset: 973, NextOffset: 1682
-    testutil.go:509: Offset: 1191, NextOffset: 1985
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 263, NextOffset: 300
-    testutil.go:509: Offset: 377, NextOffset: 414
-    testutil.go:509: Offset: 300, NextOffset: 431
-    testutil.go:509: Offset: 414, NextOffset: 581
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 157 213 534]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 431, NextOffset: 468
-    testutil.go:509: Offset: 581, NextOffset: 618
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 468, NextOffset: 600
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 618, NextOffset: 784
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [1] at 157 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [2] at 213 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 534 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d5STARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 263
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 246, NextOffset: 377
-    testutil.go:395: Comparing: "" vs ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo4 foo_empty5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5] vs [foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo_empty3 foo_empty5 foo foo_empty2 foo4]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 581, NextOffset: 618
-    testutil.go:509: Offset: 431, NextOffset: 468
-    testutil.go:509: Offset: 618, NextOffset: 784
-    testutil.go:509: Offset: 468, NextOffset: 600
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 952, NextOffset: 989
-    testutil.go:509: Offset: 768, NextOffset: 805
-    testutil.go:509: Offset: 989, NextOffset: 1154
-    testutil.go:509: Offset: 805, NextOffset: 936
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 377
-    testutil.go:509: Offset: 132, NextOffset: 263
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 784, NextOffset: 821
-    testutil.go:509: Offset: 600, NextOffset: 637
-    testutil.go:509: Offset: 821, NextOffset: 952
-    testutil.go:509: Offset: 637, NextOffset: 768
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1154, NextOffset: 1191
-    testutil.go:509: Offset: 936, NextOffset: 973
-    testutil.go:509: Offset: 1191, NextOffset: 1985
-    testutil.go:509: Offset: 973, NextOffset: 1682
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 377, NextOffset: 414
-    testutil.go:509: Offset: 263, NextOffset: 300
-    testutil.go:509: Offset: 414, NextOffset: 581
-    testutil.go:509: Offset: 300, NextOffset: 431
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 157 210 531]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -22325,7 +24332,7 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 163 219 540]
     testutil.go:2330: got gzip streams:
@@ -22337,8 +24344,56 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo2 foo_empty2 foo3 foo5] vs [foo_empty3 foo4 foo6 .no.prefetch.landmark foo2 foo_empty4 foo5 foo_empty5 foo foo_empty foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 819, NextOffset: 953
+    testutil.go:509: Offset: 996, NextOffset: 1164
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 211, NextOffset: 248
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 163 216 537]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 610, NextOffset: 647
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 647, NextOffset: 782
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 990, NextOffset: 1697
+    testutil.go:509: Offset: 1201, NextOffset: 1975
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 266, NextOffset: 303
+    testutil.go:509: Offset: 380, NextOffset: 417
+    testutil.go:509: Offset: 303, NextOffset: 438
+    testutil.go:509: Offset: 417, NextOffset: 583
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo6 .no.prefetch.landmark foo2 foo_empty4] vs [foo3 foo5 foo foo_empty foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 211, NextOffset: 248
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 163 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 216 in stargz, uncompressed length 2560
@@ -22347,6 +24402,41 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 610, NextOffset: 647
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:509: Offset: 647, NextOffset: 782
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 1201, NextOffset: 1975
+    testutil.go:509: Offset: 990, NextOffset: 1697
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 380, NextOffset: 417
+    testutil.go:509: Offset: 266, NextOffset: 303
+    testutil.go:509: Offset: 417, NextOffset: 583
+    testutil.go:509: Offset: 303, NextOffset: 438
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 996, NextOffset: 1164
+    testutil.go:509: Offset: 819, NextOffset: 953
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 163 219 540]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -22357,8 +24447,6 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 163 216 537]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -22369,117 +24457,28 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 163 219 540]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 163 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 219 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 540 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000dbSTARGZ"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":270,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":444,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":481,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":618,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":655,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":792,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":966,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1003,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":384,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":421,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":592,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":629,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":973,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1010,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty2 foo_empty3 foo4 foo6] vs [foo5 foo foo_empty foo2 foo_empty5 foo6 .no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo4 foo_empty4]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 134, NextOffset: 270
-    testutil.go:509: Offset: 248, NextOffset: 384
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 270, NextOffset: 307
-    testutil.go:509: Offset: 384, NextOffset: 421
-    testutil.go:509: Offset: 307, NextOffset: 444
-    testutil.go:509: Offset: 421, NextOffset: 592
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 444, NextOffset: 481
-    testutil.go:509: Offset: 592, NextOffset: 629
-    testutil.go:509: Offset: 481, NextOffset: 618
-    testutil.go:509: Offset: 629, NextOffset: 799
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 792, NextOffset: 829
-    testutil.go:509: Offset: 973, NextOffset: 1010
-    testutil.go:509: Offset: 829, NextOffset: 966
-    testutil.go:509: Offset: 1010, NextOffset: 1178
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 618, NextOffset: 655
-    testutil.go:509: Offset: 799, NextOffset: 836
-    testutil.go:509: Offset: 655, NextOffset: 792
-    testutil.go:509: Offset: 836, NextOffset: 973
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 966, NextOffset: 1003
-    testutil.go:509: Offset: 1178, NextOffset: 1215
-    testutil.go:509: Offset: 1003, NextOffset: 1707
-    testutil.go:509: Offset: 1215, NextOffset: 2006
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty foo2 foo_empty5 foo6 .no.prefetch.landmark foo_empty2] vs [foo_empty foo_empty2 foo_empty3 foo4 foo6 foo foo2 foo3 foo_empty4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 799, NextOffset: 836
-    testutil.go:509: Offset: 618, NextOffset: 655
-    testutil.go:509: Offset: 836, NextOffset: 973
-    testutil.go:509: Offset: 655, NextOffset: 792
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 973, NextOffset: 1010
-    testutil.go:509: Offset: 792, NextOffset: 829
-    testutil.go:509: Offset: 1010, NextOffset: 1178
-    testutil.go:509: Offset: 829, NextOffset: 966
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 248, NextOffset: 384
-    testutil.go:509: Offset: 134, NextOffset: 270
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 163 216 537]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 163 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [2] at 216 in stargz, uncompressed length 2560
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 384, NextOffset: 421
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [3] at 537 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d8STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 270, NextOffset: 307
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 421, NextOffset: 592
-    testutil.go:509: Offset: 307, NextOffset: 444
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1178, NextOffset: 1215
-    testutil.go:509: Offset: 966, NextOffset: 1003
-    testutil.go:509: Offset: 1215, NextOffset: 2006
-    testutil.go:509: Offset: 1003, NextOffset: 1707
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 592, NextOffset: 629
-    testutil.go:509: Offset: 444, NextOffset: 481
-    testutil.go:509: Offset: 629, NextOffset: 799
-    testutil.go:509: Offset: 481, NextOffset: 618
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 162 218 543]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -22490,6 +24489,8 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 162 215 540]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -22509,23 +24510,110 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":641,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":811,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":944,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":579,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":616,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1155,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1192,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo foo_empty foo2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty2 foo3] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo foo_empty4 foo_empty5 foo6]
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 263, NextOffset: 300
+    testutil.go:509: Offset: 377, NextOffset: 414
+    testutil.go:509: Offset: 300, NextOffset: 434
+    testutil.go:509: Offset: 414, NextOffset: 579
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 604, NextOffset: 641
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 641, NextOffset: 774
+    testutil.go:509: Offset: 819, NextOffset: 952
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 774, NextOffset: 811
+    testutil.go:509: Offset: 952, NextOffset: 989
+    testutil.go:509: Offset: 811, NextOffset: 944
+    testutil.go:509: Offset: 989, NextOffset: 1155
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 1155, NextOffset: 1192
+    testutil.go:509: Offset: 981, NextOffset: 1647
+    testutil.go:509: Offset: 1192, NextOffset: 1965
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 579, NextOffset: 616
+    testutil.go:509: Offset: 471, NextOffset: 604
+    testutil.go:509: Offset: 616, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 131, NextOffset: 263
+    testutil.go:509: Offset: 245, NextOffset: 377
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4] vs [foo_empty foo2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty2 foo3 foo_empty3 foo]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 579, NextOffset: 616
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 616, NextOffset: 782
+    testutil.go:509: Offset: 471, NextOffset: 604
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 162 215 540]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 162 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 604, NextOffset: 641
+    testutil.go:509: Offset: 819, NextOffset: 952
+    testutil.go:509: Offset: 641, NextOffset: 774
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 952, NextOffset: 989
+    testutil.go:509: Offset: 774, NextOffset: 811
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [2] at 215 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 540 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d7STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 989, NextOffset: 1155
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 811, NextOffset: 944
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 245, NextOffset: 377
+    testutil.go:509: Offset: 131, NextOffset: 263
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1155, NextOffset: 1192
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 1192, NextOffset: 1965
+    testutil.go:509: Offset: 981, NextOffset: 1647
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 377, NextOffset: 414
+    testutil.go:509: Offset: 263, NextOffset: 300
+    testutil.go:509: Offset: 414, NextOffset: 579
+    testutil.go:509: Offset: 300, NextOffset: 434
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 162 218 543]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 162 in stargz, uncompressed length 1636
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [2] at 218 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 543 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000daSTARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
@@ -22533,6 +24621,8 @@
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 162 215 540]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 162 in stargz, uncompressed length 512
@@ -22540,91 +24630,8 @@
     testutil.go:2349:   [3] at 540 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d7STARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":485,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":965,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":998,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo foo_empty foo_empty4 foo_empty5 foo6] vs [foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty foo_empty5 foo6 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 253, NextOffset: 362
-    testutil.go:509: Offset: 349, NextOffset: 485
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 485, NextOffset: 518
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:509: Offset: 518, NextOffset: 654
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 654, NextOffset: 687
-    testutil.go:509: Offset: 537, NextOffset: 646
-    testutil.go:509: Offset: 687, NextOffset: 796
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 796, NextOffset: 829
-    testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:509: Offset: 829, NextOffset: 965
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 112
-    testutil.go:509: Offset: 175, NextOffset: 208
-    testutil.go:509: Offset: 112, NextOffset: 220
-    testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 965, NextOffset: 998
-    testutil.go:509: Offset: 821, NextOffset: 1422
-    testutil.go:509: Offset: 998, NextOffset: 1666
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo5 foo foo_empty foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3] vs [foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo foo_empty foo_empty4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 965, NextOffset: 998
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 998, NextOffset: 1666
-    testutil.go:509: Offset: 821, NextOffset: 1422
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 349, NextOffset: 485
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 253, NextOffset: 362
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 485, NextOffset: 518
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 518, NextOffset: 654
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 654, NextOffset: 687
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 687, NextOffset: 796
-    testutil.go:509: Offset: 537, NextOffset: 646
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 796, NextOffset: 829
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 829, NextOffset: 965
-    testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 175, NextOffset: 208
-    testutil.go:509: Offset: 79, NextOffset: 112
-    testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:509: Offset: 112, NextOffset: 220
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 164 220 547]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -22635,10 +24642,58 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":96,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":265,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":302,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":437,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":608,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":645,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":814,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":948,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":956,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":993,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1160,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1197,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo6 foo3 foo4 foo5 foo_empty5 foo] vs [foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty foo3 foo5 foo6 foo2 foo_empty2 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 777, NextOffset: 814
+    testutil.go:509: Offset: 956, NextOffset: 993
+    testutil.go:509: Offset: 814, NextOffset: 948
+    testutil.go:509: Offset: 993, NextOffset: 1160
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 133, NextOffset: 265
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 265, NextOffset: 302
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 302, NextOffset: 437
+    testutil.go:509: Offset: 415, NextOffset: 583
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 948, NextOffset: 985
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1160, NextOffset: 1197
+    testutil.go:509: Offset: 985, NextOffset: 1669
+    testutil.go:509: Offset: 1197, NextOffset: 1992
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 437, NextOffset: 474
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 164 217 544]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 474, NextOffset: 608
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 608, NextOffset: 645
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 645, NextOffset: 777
+    testutil.go:509: Offset: 824, NextOffset: 956
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty foo3 foo5 foo6 foo2 foo_empty2 foo_empty3] vs [foo5 foo_empty5 foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo6 foo3 foo4]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 265, NextOffset: 302
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 164 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 217 in stargz, uncompressed length 2560
@@ -22646,6 +24701,40 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 415, NextOffset: 583
+    testutil.go:509: Offset: 302, NextOffset: 437
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 608, NextOffset: 645
+    testutil.go:509: Offset: 824, NextOffset: 956
+    testutil.go:509: Offset: 645, NextOffset: 777
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:509: Offset: 133, NextOffset: 265
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 437, NextOffset: 474
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:509: Offset: 474, NextOffset: 608
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 956, NextOffset: 993
+    testutil.go:509: Offset: 777, NextOffset: 814
+    testutil.go:509: Offset: 993, NextOffset: 1160
+    testutil.go:509: Offset: 814, NextOffset: 948
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1160, NextOffset: 1197
+    testutil.go:509: Offset: 948, NextOffset: 985
+    testutil.go:509: Offset: 1197, NextOffset: 1992
+    testutil.go:509: Offset: 985, NextOffset: 1669
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 164 220 547]
     testutil.go:2330: got gzip streams:
@@ -22653,12 +24742,10 @@
     testutil.go:2349:   [1] at 164 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 220 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 547 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000dcSTARGZ"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 164 217 544]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -22679,6 +24766,8 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 164 217 544]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -22689,37 +24778,6 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty2 foo3 foo4 foo5] vs [foo foo_empty foo3 foo_empty5 foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 836, NextOffset: 1434
-    testutil.go:509: Offset: 1009, NextOffset: 1676
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 662, NextOffset: 695
-    testutil.go:509: Offset: 548, NextOffset: 659
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 141 191 488]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -22729,60 +24787,7 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 227, NextOffset: 260
-    testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo_empty foo3 foo_empty5] vs [foo foo_empty2 foo3 foo4 foo5 foo_empty foo2 foo_empty3 foo_empty4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 227, NextOffset: 260
-    testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 662, NextOffset: 695
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:509: Offset: 548, NextOffset: 659
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 1009, NextOffset: 1676
-    testutil.go:509: Offset: 836, NextOffset: 1434
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 141 183 480]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -22793,7 +24798,7 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 141 191 488]
     testutil.go:2330: got gzip streams:
@@ -22801,138 +24806,141 @@
     testutil.go:2349:   [1] at 141 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 191 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 488 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000bfSTARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":431,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":468,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":600,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":637,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":768,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":805,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":936,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":973,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":581,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":618,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":784,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1154,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1191,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty3 foo4 foo_empty4 foo5 foo2 foo_empty2 foo3 foo_empty5 foo6] vs [foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo3 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 600, NextOffset: 637
+    testutil.go:509: Offset: 784, NextOffset: 821
+    testutil.go:509: Offset: 637, NextOffset: 768
+    testutil.go:509: Offset: 821, NextOffset: 952
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 768, NextOffset: 805
+    testutil.go:509: Offset: 952, NextOffset: 989
+    testutil.go:509: Offset: 805, NextOffset: 936
+    testutil.go:509: Offset: 989, NextOffset: 1154
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 263, NextOffset: 300
+    testutil.go:509: Offset: 377, NextOffset: 414
+    testutil.go:509: Offset: 300, NextOffset: 431
+    testutil.go:509: Offset: 414, NextOffset: 581
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 431, NextOffset: 468
+    testutil.go:509: Offset: 581, NextOffset: 618
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 468, NextOffset: 600
+    testutil.go:509: Offset: 618, NextOffset: 784
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 936, NextOffset: 973
+    testutil.go:509: Offset: 1154, NextOffset: 1191
+    testutil.go:509: Offset: 973, NextOffset: 1682
+    testutil.go:509: Offset: 1191, NextOffset: 1985
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 132, NextOffset: 263
+    testutil.go:509: Offset: 246, NextOffset: 377
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo3 foo5 foo_empty5 foo] vs [foo foo_empty foo_empty3 foo4 foo_empty4 foo5 foo2 foo_empty2 foo3 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 581, NextOffset: 618
+    testutil.go:509: Offset: 431, NextOffset: 468
+    testutil.go:509: Offset: 618, NextOffset: 784
+    testutil.go:509: Offset: 468, NextOffset: 600
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 952, NextOffset: 989
+    testutil.go:509: Offset: 768, NextOffset: 805
+    testutil.go:509: Offset: 989, NextOffset: 1154
+    testutil.go:509: Offset: 805, NextOffset: 936
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 377
+    testutil.go:509: Offset: 132, NextOffset: 263
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 377, NextOffset: 414
+    testutil.go:509: Offset: 263, NextOffset: 300
+    testutil.go:509: Offset: 414, NextOffset: 581
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 141 183 480]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 141 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 300, NextOffset: 431
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [2] at 183 in stargz, uncompressed length 2560
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [3] at 480 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b7STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 784, NextOffset: 821
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 600, NextOffset: 637
+    testutil.go:509: Offset: 821, NextOffset: 952
+    testutil.go:509: Offset: 637, NextOffset: 768
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1154, NextOffset: 1191
+    testutil.go:509: Offset: 936, NextOffset: 973
+    testutil.go:509: Offset: 1191, NextOffset: 1985
+    testutil.go:509: Offset: 973, NextOffset: 1682
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 140 190 486]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 140 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 190 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 486 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000beSTARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 140 182 478]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 140 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 182 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 478 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b6STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo6 foo foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5] vs [.no.prefetch.landmark foo foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo3 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 113, NextOffset: 222
-    testutil.go:509: Offset: 209, NextOffset: 318
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 255
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 255, NextOffset: 365
-    testutil.go:509: Offset: 351, NextOffset: 487
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 365, NextOffset: 398
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 398, NextOffset: 508
-    testutil.go:509: Offset: 520, NextOffset: 656
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 651, NextOffset: 684
-    testutil.go:509: Offset: 799, NextOffset: 832
-    testutil.go:509: Offset: 684, NextOffset: 794
-    testutil.go:509: Offset: 832, NextOffset: 968
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 508, NextOffset: 541
-    testutil.go:509: Offset: 656, NextOffset: 689
-    testutil.go:509: Offset: 541, NextOffset: 651
-    testutil.go:509: Offset: 689, NextOffset: 799
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 794, NextOffset: 827
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 827, NextOffset: 1424
-    testutil.go:509: Offset: 1001, NextOffset: 1674
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo3 foo6 .no.prefetch.landmark foo foo_empty3] vs [foo_empty3 foo_empty4 foo5 foo_empty5 foo_empty2 foo4 foo6 foo foo_empty foo2 foo3]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 143 193 491]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 365, NextOffset: 398
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 143 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 520, NextOffset: 656
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [2] at 193 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 491 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c1STARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 398, NextOffset: 508
-    testutil.go:395: Comparing: "foo6" vs "foo6"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 794, NextOffset: 827
-    testutil.go:509: Offset: 1001, NextOffset: 1674
-    testutil.go:509: Offset: 827, NextOffset: 1424
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 209, NextOffset: 318
-    testutil.go:509: Offset: 113, NextOffset: 222
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 656, NextOffset: 689
-    testutil.go:509: Offset: 508, NextOffset: 541
-    testutil.go:509: Offset: 689, NextOffset: 799
-    testutil.go:509: Offset: 541, NextOffset: 651
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 799, NextOffset: 832
-    testutil.go:509: Offset: 651, NextOffset: 684
-    testutil.go:509: Offset: 832, NextOffset: 968
-    testutil.go:509: Offset: 684, NextOffset: 794
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 222, NextOffset: 255
-    testutil.go:509: Offset: 351, NextOffset: 487
-    testutil.go:509: Offset: 255, NextOffset: 365
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 143 185 483]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -22943,7 +24951,7 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 143 193 491]
     testutil.go:2330: got gzip streams:
@@ -22955,16 +24963,110 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":270,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":444,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":481,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":618,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":655,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":792,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":966,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1003,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":384,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":421,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":592,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":629,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":973,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1010,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6] vs [foo_empty2 foo3 foo_empty4 foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 966, NextOffset: 1003
+    testutil.go:509: Offset: 1178, NextOffset: 1215
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 143 185 483]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1003, NextOffset: 1707
+    testutil.go:509: Offset: 1215, NextOffset: 2006
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 270, NextOffset: 307
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [1] at 143 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 384, NextOffset: 421
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [2] at 185 in stargz, uncompressed length 2560
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 307, NextOffset: 444
+    testutil.go:509: Offset: 421, NextOffset: 592
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [3] at 483 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b9STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 134, NextOffset: 270
+    testutil.go:509: Offset: 248, NextOffset: 384
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 444, NextOffset: 481
+    testutil.go:509: Offset: 592, NextOffset: 629
+    testutil.go:509: Offset: 481, NextOffset: 618
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 629, NextOffset: 799
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 618, NextOffset: 655
+    testutil.go:509: Offset: 799, NextOffset: 836
+    testutil.go:509: Offset: 655, NextOffset: 792
+    testutil.go:509: Offset: 836, NextOffset: 973
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 792, NextOffset: 829
+    testutil.go:509: Offset: 973, NextOffset: 1010
+    testutil.go:509: Offset: 829, NextOffset: 966
+    testutil.go:509: Offset: 1010, NextOffset: 1178
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo_empty3 foo4] vs [foo foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 973, NextOffset: 1010
+    testutil.go:509: Offset: 792, NextOffset: 829
+    testutil.go:509: Offset: 1010, NextOffset: 1178
+    testutil.go:509: Offset: 829, NextOffset: 966
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1178, NextOffset: 1215
+    testutil.go:509: Offset: 966, NextOffset: 1003
+    testutil.go:509: Offset: 1215, NextOffset: 2006
+    testutil.go:509: Offset: 1003, NextOffset: 1707
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 248, NextOffset: 384
+    testutil.go:509: Offset: 134, NextOffset: 270
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 384, NextOffset: 421
+    testutil.go:509: Offset: 270, NextOffset: 307
+    testutil.go:509: Offset: 421, NextOffset: 592
+    testutil.go:509: Offset: 307, NextOffset: 444
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 592, NextOffset: 629
+    testutil.go:509: Offset: 444, NextOffset: 481
+    testutil.go:509: Offset: 629, NextOffset: 799
+    testutil.go:509: Offset: 481, NextOffset: 618
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 799, NextOffset: 836
+    testutil.go:509: Offset: 618, NextOffset: 655
+    testutil.go:509: Offset: 836, NextOffset: 973
+    testutil.go:509: Offset: 655, NextOffset: 792
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 143 193 491]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -22974,9 +25076,8 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 143 185 483]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -22987,100 +25088,16 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":407,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":519,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":552,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":664,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":809,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":842,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":180,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":324,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":666,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":699,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":811,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":844,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":982,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1015,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo4 foo_empty5 foo6 foo foo_empty2 foo_empty4 foo5] vs [foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo3 foo_empty3 foo_empty4 foo6 foo_empty foo_empty2 foo4]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:509: Offset: 357, NextOffset: 495
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 374, NextOffset: 407
-    testutil.go:509: Offset: 495, NextOffset: 528
-    testutil.go:509: Offset: 407, NextOffset: 519
-    testutil.go:509: Offset: 528, NextOffset: 666
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 519, NextOffset: 552
-    testutil.go:509: Offset: 666, NextOffset: 699
-    testutil.go:509: Offset: 552, NextOffset: 664
-    testutil.go:509: Offset: 699, NextOffset: 811
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 141 191 487]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 809, NextOffset: 842
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 842, NextOffset: 1440
-    testutil.go:509: Offset: 1015, NextOffset: 1683
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 141 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 191 in stargz, uncompressed length 2560
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 118, NextOffset: 229
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [3] at 487 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000bfSTARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 213, NextOffset: 324
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 664, NextOffset: 697
-    testutil.go:509: Offset: 811, NextOffset: 844
-    testutil.go:509: Offset: 697, NextOffset: 809
-    testutil.go:509: Offset: 844, NextOffset: 982
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo3 foo_empty3 foo_empty4 foo6 foo_empty foo_empty2 foo4 foo5 foo_empty5] vs [foo_empty foo2 foo3 foo_empty3 foo4 foo_empty5 foo6 foo foo_empty2 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 809, NextOffset: 842
-    testutil.go:509: Offset: 1015, NextOffset: 1683
-    testutil.go:509: Offset: 842, NextOffset: 1440
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 666, NextOffset: 699
-    testutil.go:509: Offset: 519, NextOffset: 552
-    testutil.go:509: Offset: 699, NextOffset: 811
-    testutil.go:509: Offset: 552, NextOffset: 664
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 811, NextOffset: 844
-    testutil.go:509: Offset: 664, NextOffset: 697
-    testutil.go:509: Offset: 844, NextOffset: 982
-    testutil.go:509: Offset: 697, NextOffset: 809
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 213, NextOffset: 324
-    testutil.go:509: Offset: 118, NextOffset: 229
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 357, NextOffset: 495
-    testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 495, NextOffset: 528
-    testutil.go:509: Offset: 374, NextOffset: 407
-    testutil.go:509: Offset: 528, NextOffset: 666
-    testutil.go:509: Offset: 407, NextOffset: 519
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 141 183 479]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -23091,8 +25108,7 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 141 191 487]
     testutil.go:2330: got gzip streams:
@@ -23104,6 +25120,8 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 141 183 479]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -23116,47 +25134,28 @@
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 142 192 488]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 192 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 488 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c0STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 142 184 480]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 184 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 480 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b8STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 144 194 492]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 194 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 492 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c2STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":485,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":965,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":998,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo2 foo_empty2 foo5 foo] vs [foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo3 foo5 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo3 foo_empty3 foo5 foo] vs [foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty3 foo5 foo_empty5 foo foo_empty foo2 foo_empty2 foo3]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 362, NextOffset: 395
     testutil.go:509: Offset: 485, NextOffset: 518
     testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:509: Offset: 518, NextOffset: 654
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 796, NextOffset: 829
+    testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 112
+    testutil.go:509: Offset: 175, NextOffset: 208
+    testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 504, NextOffset: 537
     testutil.go:509: Offset: 654, NextOffset: 687
@@ -23168,59 +25167,15 @@
     testutil.go:509: Offset: 788, NextOffset: 821
     testutil.go:509: Offset: 965, NextOffset: 998
     testutil.go:509: Offset: 821, NextOffset: 1422
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 144 186 484]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 998, NextOffset: 1666
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 362
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 349, NextOffset: 485
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 186 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 484 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000baSTARGZ"
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 796, NextOffset: 829
-    testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:509: Offset: 829, NextOffset: 965
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 112
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 175, NextOffset: 208
-    testutil.go:509: Offset: 112, NextOffset: 220
-    testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo3 foo5 foo_empty5] vs [foo2 foo_empty2 foo5 foo foo_empty foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 485, NextOffset: 518
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 518, NextOffset: 654
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 796, NextOffset: 829
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 829, NextOffset: 965
-    testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 965, NextOffset: 998
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 998, NextOffset: 1666
-    testutil.go:509: Offset: 821, NextOffset: 1422
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty3 foo5 foo_empty5 foo foo_empty foo2 foo_empty2] vs [foo_empty3 foo5 foo foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo3]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 79, NextOffset: 112
@@ -23233,38 +25188,53 @@
     testutil.go:509: Offset: 349, NextOffset: 485
     testutil.go:509: Offset: 253, NextOffset: 362
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 654, NextOffset: 687
     testutil.go:509: Offset: 504, NextOffset: 537
     testutil.go:509: Offset: 687, NextOffset: 796
     testutil.go:509: Offset: 537, NextOffset: 646
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 144 194 492]
-    testutil.go:2330: got gzip streams:
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 998, NextOffset: 1666
+    testutil.go:509: Offset: 821, NextOffset: 1422
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 796, NextOffset: 829
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 194 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 492 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c2STARGZ"
+    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 192 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 488 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c0STARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 144 186 484]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 142 184 480]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 186 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 484 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000baSTARGZ"
+    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 184 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 480 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b8STARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 144 194 492]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -23274,7 +25244,7 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 144 186 484]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -23284,34 +25254,41 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 150 200 501]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 150 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 501 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c8STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 150 192 493]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 144 194 492]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 150 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 192 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 493 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c0STARGZ"
+    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 194 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 492 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c2STARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo foo_empty foo2 foo3 foo4 foo_empty4 foo_empty2 foo_empty3] vs [foo5 .no.prefetch.landmark foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo foo_empty foo2 foo3 foo_empty3 foo_empty2 foo4 foo_empty4] vs [foo4 foo5 foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 662, NextOffset: 695
+    testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:509: Offset: 695, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 692, NextOffset: 803
+    testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 803, NextOffset: 836
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 836, NextOffset: 1434
+    testutil.go:509: Offset: 1009, NextOffset: 1676
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 179, NextOffset: 212
@@ -23328,58 +25305,45 @@
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 404, NextOffset: 515
     testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 662, NextOffset: 695
-    testutil.go:509: Offset: 548, NextOffset: 659
-    testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo4 foo5] vs [foo foo_empty foo2 foo3 foo_empty3 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 371, NextOffset: 404
+    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:509: Offset: 404, NextOffset: 515
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 803
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 150 200 501]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 803, NextOffset: 836
+    testutil.go:509: Offset: 1009, NextOffset: 1676
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 144 186 484]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 150 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 501 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c8STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 186 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 484 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000baSTARGZ"
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 803, NextOffset: 836
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 836, NextOffset: 1434
-    testutil.go:509: Offset: 1009, NextOffset: 1676
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 .no.prefetch.landmark foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3] vs [foo foo_empty foo2 foo3 foo4 foo_empty4 foo_empty2 foo_empty3 foo5 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 212, NextOffset: 322
     testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 322, NextOffset: 355
     testutil.go:509: Offset: 227, NextOffset: 260
     testutil.go:509: Offset: 355, NextOffset: 492
     testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 662, NextOffset: 695
     testutil.go:509: Offset: 515, NextOffset: 548
@@ -23390,15 +25354,61 @@
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 839, NextOffset: 976
     testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 1009, NextOffset: 1676
-    testutil.go:509: Offset: 836, NextOffset: 1434
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 144 194 492]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 194 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 492 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c2STARGZ"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 144 186 484]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 186 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 484 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000baSTARGZ"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 150 200 501]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 150 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 501 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c8STARGZ"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 150 192 493]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 150 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 192 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 493 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c0STARGZ"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 150 200 501]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 150 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 501 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c8STARGZ"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 150 192 493]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -23409,7 +25419,11 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty foo2 foo3 foo_empty3 foo4 foo_empty5 foo6 foo foo_empty2 foo_empty4] vs [foo4 foo_empty4 foo5 .no.prefetch.landmark foo foo_empty foo3 foo_empty5 foo6 foo2 foo_empty2 foo_empty3]
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 148 198 500]
     testutil.go:2330: got gzip streams:
@@ -23421,6 +25435,25 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 794, NextOffset: 827
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 968, NextOffset: 1001
+    testutil.go:509: Offset: 827, NextOffset: 1424
+    testutil.go:509: Offset: 1001, NextOffset: 1674
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 113, NextOffset: 222
+    testutil.go:509: Offset: 209, NextOffset: 318
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 651, NextOffset: 684
+    testutil.go:509: Offset: 799, NextOffset: 832
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 148 190 492]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -23441,57 +25474,9 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 155 197 502]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 197 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 502 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c5STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 155 205 510]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 510 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cdSTARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo4 foo_empty5 foo_empty2 foo_empty4 foo5 foo6 foo foo_empty] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo2 foo3 foo4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 508, NextOffset: 541
-    testutil.go:509: Offset: 656, NextOffset: 689
-    testutil.go:509: Offset: 541, NextOffset: 651
-    testutil.go:509: Offset: 689, NextOffset: 799
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 651, NextOffset: 684
-    testutil.go:509: Offset: 799, NextOffset: 832
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 684, NextOffset: 794
     testutil.go:509: Offset: 832, NextOffset: 968
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 794, NextOffset: 827
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 827, NextOffset: 1424
-    testutil.go:509: Offset: 1001, NextOffset: 1674
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 113, NextOffset: 222
-    testutil.go:509: Offset: 209, NextOffset: 318
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 222, NextOffset: 255
@@ -23504,68 +25489,52 @@
     testutil.go:509: Offset: 398, NextOffset: 508
     testutil.go:509: Offset: 520, NextOffset: 656
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 508, NextOffset: 541
+    testutil.go:509: Offset: 656, NextOffset: 689
+    testutil.go:509: Offset: 541, NextOffset: 651
+    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo2 foo3] vs [foo foo_empty foo2 foo3 foo_empty3 foo4 foo_empty5 foo_empty2 foo_empty4 foo5 foo6]
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 155 197 502]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 197 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 502 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c5STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo3 foo_empty5 foo6 foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5] vs [foo foo_empty2 foo_empty4 foo5 foo_empty foo2 foo3 foo_empty3 foo4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 656, NextOffset: 689
+    testutil.go:509: Offset: 508, NextOffset: 541
+    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:509: Offset: 541, NextOffset: 651
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 799, NextOffset: 832
     testutil.go:509: Offset: 651, NextOffset: 684
     testutil.go:509: Offset: 832, NextOffset: 968
     testutil.go:509: Offset: 684, NextOffset: 794
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 222, NextOffset: 255
-    testutil.go:509: Offset: 351, NextOffset: 487
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 255, NextOffset: 365
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 209, NextOffset: 318
+    testutil.go:509: Offset: 113, NextOffset: 222
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 487, NextOffset: 520
     testutil.go:509: Offset: 365, NextOffset: 398
     testutil.go:509: Offset: 520, NextOffset: 656
     testutil.go:509: Offset: 398, NextOffset: 508
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 656, NextOffset: 689
-    testutil.go:509: Offset: 508, NextOffset: 541
-    testutil.go:509: Offset: 689, NextOffset: 799
-    testutil.go:509: Offset: 541, NextOffset: 651
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 968, NextOffset: 1001
     testutil.go:509: Offset: 794, NextOffset: 827
     testutil.go:509: Offset: 1001, NextOffset: 1674
     testutil.go:509: Offset: 827, NextOffset: 1424
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 209, NextOffset: 318
-    testutil.go:509: Offset: 113, NextOffset: 222
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 222, NextOffset: 255
+    testutil.go:509: Offset: 351, NextOffset: 487
+    testutil.go:509: Offset: 255, NextOffset: 365
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 155 205 510]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 510 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cdSTARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 155 197 502]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -23575,71 +25544,86 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 153 203 507]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 507 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cbSTARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 153 195 499]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 155 205 510]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 195 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 499 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c3STARGZ"
+    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 510 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cdSTARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 153 203 507]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 155 197 502]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 507 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cbSTARGZ"
+    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 197 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 502 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c5STARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 153 195 499]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 155 205 510]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 195 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 499 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c3STARGZ"
+    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 510 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cdSTARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 153 203 507]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 155 197 502]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 2560
-    testutil.go:2349:   [3] at 507 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cbSTARGZ"
+    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 197 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 502 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c5STARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":407,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":519,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":552,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":664,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":809,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":842,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":180,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":324,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":666,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":699,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":811,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":844,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":982,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1015,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo6] vs [foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty2 foo5 foo6 foo_empty]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo6 foo foo_empty3] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo foo3 foo4 foo5 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 324, NextOffset: 357
     testutil.go:509: Offset: 262, NextOffset: 374
     testutil.go:509: Offset: 357, NextOffset: 495
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 153 203 507]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 507 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cbSTARGZ"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 374, NextOffset: 407
+    testutil.go:509: Offset: 495, NextOffset: 528
+    testutil.go:509: Offset: 407, NextOffset: 519
+    testutil.go:509: Offset: 528, NextOffset: 666
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 519, NextOffset: 552
+    testutil.go:509: Offset: 666, NextOffset: 699
+    testutil.go:509: Offset: 552, NextOffset: 664
+    testutil.go:509: Offset: 699, NextOffset: 811
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 809, NextOffset: 842
     testutil.go:509: Offset: 982, NextOffset: 1015
@@ -23650,35 +25634,34 @@
     testutil.go:509: Offset: 180, NextOffset: 213
     testutil.go:509: Offset: 118, NextOffset: 229
     testutil.go:509: Offset: 213, NextOffset: 324
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 374, NextOffset: 407
-    testutil.go:509: Offset: 495, NextOffset: 528
-    testutil.go:509: Offset: 407, NextOffset: 519
-    testutil.go:509: Offset: 528, NextOffset: 666
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 519, NextOffset: 552
-    testutil.go:509: Offset: 666, NextOffset: 699
-    testutil.go:509: Offset: 552, NextOffset: 664
-    testutil.go:509: Offset: 699, NextOffset: 811
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 664, NextOffset: 697
     testutil.go:509: Offset: 811, NextOffset: 844
     testutil.go:509: Offset: 697, NextOffset: 809
     testutil.go:509: Offset: 844, NextOffset: 982
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:395: Comparing: "" vs ""
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo] vs [foo_empty3 foo_empty4 foo5 foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo6 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 213, NextOffset: 324
+    testutil.go:509: Offset: 118, NextOffset: 229
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 495, NextOffset: 528
+    testutil.go:509: Offset: 374, NextOffset: 407
+    testutil.go:509: Offset: 528, NextOffset: 666
+    testutil.go:509: Offset: 407, NextOffset: 519
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 666, NextOffset: 699
+    testutil.go:509: Offset: 519, NextOffset: 552
+    testutil.go:509: Offset: 699, NextOffset: 811
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 153 195 499]
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo5 foo6 foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo] vs [foo5 foo_empty5 foo_empty foo2 foo_empty2 foo6 foo foo3 foo_empty3 foo4 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 153 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 195 in stargz, uncompressed length 2560
@@ -23686,20 +25669,16 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 213, NextOffset: 324
-    testutil.go:509: Offset: 118, NextOffset: 229
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 552, NextOffset: 664
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 811, NextOffset: 844
     testutil.go:509: Offset: 664, NextOffset: 697
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 844, NextOffset: 982
     testutil.go:509: Offset: 697, NextOffset: 809
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 982, NextOffset: 1015
     testutil.go:509: Offset: 809, NextOffset: 842
@@ -23711,19 +25690,51 @@
     testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 357, NextOffset: 495
     testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 495, NextOffset: 528
-    testutil.go:509: Offset: 374, NextOffset: 407
-    testutil.go:509: Offset: 528, NextOffset: 666
-    testutil.go:509: Offset: 407, NextOffset: 519
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 666, NextOffset: 699
-    testutil.go:509: Offset: 519, NextOffset: 552
-    testutil.go:509: Offset: 699, NextOffset: 811
-    testutil.go:509: Offset: 552, NextOffset: 664
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 153 203 507]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 507 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cbSTARGZ"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 153 195 499]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 195 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 499 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c3STARGZ"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 153 203 507]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 507 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cbSTARGZ"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 153 195 499]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 195 in stargz, uncompressed length 2560
+    testutil.go:2349:   [3] at 499 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c3STARGZ"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 157 207 511]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -23734,17 +25745,67 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":485,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":965,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":998,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo4 foo_empty4 foo5 foo foo_empty2 foo3 foo_empty3 foo_empty5 foo6] vs [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo5 foo6 foo_empty foo2]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 821, NextOffset: 1422
+    testutil.go:509: Offset: 998, NextOffset: 1666
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 253, NextOffset: 362
+    testutil.go:509: Offset: 349, NextOffset: 485
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 654, NextOffset: 687
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:509: Offset: 687, NextOffset: 796
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 646, NextOffset: 679
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 157 199 503]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 157 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 199 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 503 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c7STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 796, NextOffset: 829
+    testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 112
+    testutil.go:509: Offset: 175, NextOffset: 208
+    testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5] vs [foo5 foo foo_empty2 foo3 foo_empty3 foo_empty5 foo6 foo_empty foo2 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 998, NextOffset: 1666
+    testutil.go:509: Offset: 821, NextOffset: 1422
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 157 207 511]
     testutil.go:2330: got gzip streams:
@@ -23756,6 +25817,39 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 349, NextOffset: 485
+    testutil.go:509: Offset: 253, NextOffset: 362
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 654, NextOffset: 687
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 687, NextOffset: 796
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 175, NextOffset: 208
+    testutil.go:509: Offset: 79, NextOffset: 112
+    testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 796, NextOffset: 829
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:509: Offset: 679, NextOffset: 788
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 157 199 503]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -23766,85 +25860,18 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":111,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":218,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":251,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":359,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":674,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":815,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":174,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":314,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":347,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":482,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":650,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":683,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":791,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":992,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty foo_empty2 foo5 foo_empty5 foo2] vs [foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty2 foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 314, NextOffset: 347
-    testutil.go:509: Offset: 251, NextOffset: 359
-    testutil.go:509: Offset: 347, NextOffset: 482
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 359, NextOffset: 392
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 392, NextOffset: 500
-    testutil.go:509: Offset: 515, NextOffset: 650
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 156 206 510]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 156 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 206 in stargz, uncompressed length 2560
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 650, NextOffset: 683
-    testutil.go:509: Offset: 533, NextOffset: 641
-    testutil.go:509: Offset: 683, NextOffset: 791
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 782, NextOffset: 815
-    testutil.go:509: Offset: 959, NextOffset: 992
-    testutil.go:509: Offset: 815, NextOffset: 1410
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
     testutil.go:2349:   [3] at 510 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ceSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 992, NextOffset: 1658
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 78, NextOffset: 111
-    testutil.go:509: Offset: 174, NextOffset: 207
-    testutil.go:509: Offset: 111, NextOffset: 218
-    testutil.go:509: Offset: 207, NextOffset: 314
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 641, NextOffset: 674
-    testutil.go:509: Offset: 791, NextOffset: 824
-    testutil.go:509: Offset: 674, NextOffset: 782
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty2 foo_empty4 foo_empty5] vs [foo foo_empty foo_empty2 foo5 foo_empty5 foo2 foo3 foo_empty3 foo4 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 959, NextOffset: 992
-    testutil.go:509: Offset: 782, NextOffset: 815
-    testutil.go:509: Offset: 992, NextOffset: 1658
-    testutil.go:509: Offset: 815, NextOffset: 1410
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 174, NextOffset: 207
-    testutil.go:509: Offset: 78, NextOffset: 111
-    testutil.go:509: Offset: 207, NextOffset: 314
-    testutil.go:509: Offset: 111, NextOffset: 218
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 314, NextOffset: 347
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 347, NextOffset: 482
-    testutil.go:509: Offset: 251, NextOffset: 359
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 156 198 502]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -23854,47 +25881,96 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 359, NextOffset: 392
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 515, NextOffset: 650
-    testutil.go:509: Offset: 392, NextOffset: 500
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 650, NextOffset: 683
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 683, NextOffset: 791
-    testutil.go:509: Offset: 533, NextOffset: 641
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 791, NextOffset: 824
-    testutil.go:509: Offset: 641, NextOffset: 674
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:509: Offset: 674, NextOffset: 782
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 398 651 1452]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 398 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 651 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1452 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000028bSTARGZ"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo4 foo5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo] vs [foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo5 foo foo2 foo_empty3 foo4 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 117
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 398 510 1311]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 227, NextOffset: 260
+    testutil.go:509: Offset: 322, NextOffset: 355
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 260, NextOffset: 371
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 398 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 662, NextOffset: 695
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 510 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1311 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001feSTARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:509: Offset: 695, NextOffset: 806
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 692, NextOffset: 803
+    testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 803, NextOffset: 836
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 836, NextOffset: 1434
+    testutil.go:509: Offset: 1009, NextOffset: 1676
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 371, NextOffset: 404
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo5] vs [foo_empty4 foo_empty5 foo foo2 foo4 foo5 foo6 foo_empty foo_empty2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 662, NextOffset: 695
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 695, NextOffset: 806
+    testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 803, NextOffset: 836
+    testutil.go:509: Offset: 1009, NextOffset: 1676
+    testutil.go:509: Offset: 836, NextOffset: 1434
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 398 651 1452]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -23905,7 +25981,26 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 371, NextOffset: 404
+    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:509: Offset: 692, NextOffset: 803
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 227, NextOffset: 260
+    testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:509: Offset: 260, NextOffset: 371
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 398 510 1311]
     testutil.go:2330: got gzip streams:
@@ -23913,124 +26008,32 @@
     testutil.go:2349:   [1] at 398 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 510 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1311 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001feSTARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 402 655 1455]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 402 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 655 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1455 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000028fSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":83,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":368,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":401,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":511,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":544,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":797,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":830,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":320,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":489,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":522,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":691,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":801,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":834,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":970,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1003,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty4 foo foo2 foo_empty3 foo4 foo5 foo_empty5 foo6 foo_empty] vs [foo5 foo6 .no.prefetch.landmark foo foo_empty3 foo4 foo_empty5 foo_empty foo2 foo_empty2 foo3 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 368, NextOffset: 401
-    testutil.go:509: Offset: 489, NextOffset: 522
-    testutil.go:509: Offset: 401, NextOffset: 511
-    testutil.go:509: Offset: 522, NextOffset: 658
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 116, NextOffset: 225
-    testutil.go:509: Offset: 211, NextOffset: 320
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 258, NextOffset: 368
-    testutil.go:509: Offset: 353, NextOffset: 489
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 511, NextOffset: 544
-    testutil.go:509: Offset: 658, NextOffset: 691
-    testutil.go:509: Offset: 544, NextOffset: 654
-    testutil.go:509: Offset: 691, NextOffset: 801
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 654, NextOffset: 687
-    testutil.go:509: Offset: 801, NextOffset: 834
-    testutil.go:509: Offset: 687, NextOffset: 797
-    testutil.go:509: Offset: 834, NextOffset: 970
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 797, NextOffset: 830
-    testutil.go:509: Offset: 970, NextOffset: 1003
-    testutil.go:509: Offset: 830, NextOffset: 1426
-    testutil.go:509: Offset: 1003, NextOffset: 1676
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo_empty3 foo4 foo_empty5] vs [foo2 foo_empty3 foo4 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty4 foo]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 970, NextOffset: 1003
-    testutil.go:509: Offset: 797, NextOffset: 830
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 402 514 1314]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1003, NextOffset: 1676
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 402 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 830, NextOffset: 1426
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [2] at 514 in stargz, uncompressed length 2560
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 211
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [3] at 1314 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000202STARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 83, NextOffset: 116
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 211, NextOffset: 320
-    testutil.go:509: Offset: 116, NextOffset: 225
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 658, NextOffset: 691
-    testutil.go:509: Offset: 511, NextOffset: 544
-    testutil.go:509: Offset: 691, NextOffset: 801
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 544, NextOffset: 654
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 353, NextOffset: 489
-    testutil.go:509: Offset: 258, NextOffset: 368
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 489, NextOffset: 522
-    testutil.go:509: Offset: 368, NextOffset: 401
-    testutil.go:509: Offset: 522, NextOffset: 658
-    testutil.go:509: Offset: 401, NextOffset: 511
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 801, NextOffset: 834
-    testutil.go:509: Offset: 654, NextOffset: 687
-    testutil.go:509: Offset: 834, NextOffset: 970
-    testutil.go:509: Offset: 687, NextOffset: 797
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 403 656 1463]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -24047,9 +26050,10 @@
     testutil.go:2349:   [1] at 403 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 515 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1322 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000203STARGZ"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 403 656 1463]
     testutil.go:2330: got gzip streams:
@@ -24081,67 +26085,17 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 405 517 1324]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 405 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 517 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1324 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000205STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":484,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":652,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":685,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":962,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":995,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty2 foo_empty4 foo6] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo3 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 112
-    testutil.go:509: Offset: 175, NextOffset: 208
-    testutil.go:509: Offset: 112, NextOffset: 220
-    testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 253, NextOffset: 362
-    testutil.go:509: Offset: 349, NextOffset: 484
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 484, NextOffset: 517
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:509: Offset: 517, NextOffset: 652
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 652, NextOffset: 685
-    testutil.go:509: Offset: 537, NextOffset: 646
-    testutil.go:509: Offset: 685, NextOffset: 794
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 794, NextOffset: 827
-    testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:509: Offset: 827, NextOffset: 962
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 962, NextOffset: 995
-    testutil.go:509: Offset: 821, NextOffset: 1424
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 400 653 1456]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 995, NextOffset: 1665
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty5 foo_empty foo3 foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty3] vs [foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty2 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 794, NextOffset: 827
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 400 in stargz, uncompressed length 1636
@@ -24150,56 +26104,17 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 646, NextOffset: 679
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 827, NextOffset: 962
-    testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 484, NextOffset: 517
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 517, NextOffset: 652
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 962, NextOffset: 995
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 995, NextOffset: 1665
-    testutil.go:509: Offset: 821, NextOffset: 1424
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 175, NextOffset: 208
-    testutil.go:509: Offset: 79, NextOffset: 112
-    testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:509: Offset: 112, NextOffset: 220
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 349, NextOffset: 484
-    testutil.go:509: Offset: 253, NextOffset: 362
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 652, NextOffset: 685
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 685, NextOffset: 794
-    testutil.go:509: Offset: 537, NextOffset: 646
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 400 512 1315]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 400 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 512 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1315 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000200STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 400 653 1456]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -24210,16 +26125,77 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo foo_empty foo2 foo_empty3 foo_empty4 foo6 foo_empty2 foo3 foo4] vs [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty4 foo5 foo_empty2 foo_empty3 foo4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 365, NextOffset: 398
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:509: Offset: 520, NextOffset: 656
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 508, NextOffset: 541
+    testutil.go:509: Offset: 656, NextOffset: 689
+    testutil.go:509: Offset: 541, NextOffset: 651
+    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 651, NextOffset: 684
+    testutil.go:509: Offset: 799, NextOffset: 832
+    testutil.go:509: Offset: 684, NextOffset: 794
+    testutil.go:509: Offset: 832, NextOffset: 968
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 400 512 1315]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 176, NextOffset: 209
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 400 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 113, NextOffset: 222
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [2] at 512 in stargz, uncompressed length 2560
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 318
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [3] at 1315 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000200STARGZ"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1683: "foo"(basename:"foo") is child of ""
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 222, NextOffset: 255
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 255, NextOffset: 365
+    testutil.go:509: Offset: 351, NextOffset: 487
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 968, NextOffset: 1001
+    testutil.go:509: Offset: 827, NextOffset: 1424
+    testutil.go:509: Offset: 1001, NextOffset: 1674
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty4 foo5 foo_empty2 foo_empty3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo] vs [foo_empty2 foo3 foo4 foo5 foo_empty5 foo foo_empty foo2 foo_empty3 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 222, NextOffset: 255
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 404 657 1461]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -24232,8 +26208,6 @@
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 404 516 1320]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 404 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 516 in stargz, uncompressed length 2560
@@ -24242,99 +26216,16 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo2 foo_empty4] vs [foo_empty foo3 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 662, NextOffset: 695
-    testutil.go:509: Offset: 548, NextOffset: 659
-    testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 227, NextOffset: 260
-    testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 976, NextOffset: 1009
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 405 658 1468]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 405 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 658 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1468 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000292STARGZ"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 836, NextOffset: 1435
-    testutil.go:509: Offset: 1009, NextOffset: 1675
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo5 foo_empty5] vs [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo2 foo_empty4 foo_empty5 foo6 foo]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 662, NextOffset: 695
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:509: Offset: 548, NextOffset: 659
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 1009, NextOffset: 1675
-    testutil.go:509: Offset: 836, NextOffset: 1435
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 227, NextOffset: 260
-    testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 405 517 1327]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -24344,7 +26235,6 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 405 658 1468]
     testutil.go:2330: got gzip streams:
@@ -24356,8 +26246,6 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 405 517 1327]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -24378,6 +26266,31 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 351, NextOffset: 487
+    testutil.go:509: Offset: 255, NextOffset: 365
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 365, NextOffset: 398
+    testutil.go:509: Offset: 520, NextOffset: 656
+    testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 799, NextOffset: 832
+    testutil.go:509: Offset: 651, NextOffset: 684
+    testutil.go:509: Offset: 832, NextOffset: 968
+    testutil.go:509: Offset: 684, NextOffset: 794
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 656, NextOffset: 689
+    testutil.go:509: Offset: 508, NextOffset: 541
+    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:509: Offset: 541, NextOffset: 651
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 968, NextOffset: 1001
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 409 521 1331]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -24394,113 +26307,42 @@
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo6 foo foo2 foo3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty2] vs [foo4 foo5 foo_empty5 foo2 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 805, NextOffset: 838
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 838, NextOffset: 1455
-    testutil.go:509: Offset: 1008, NextOffset: 1699
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:509: Offset: 212, NextOffset: 323
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1564 3640]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 370, NextOffset: 403
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 661
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 1001, NextOffset: 1674
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 827, NextOffset: 1424
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 660, NextOffset: 693
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 693, NextOffset: 805
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 548, NextOffset: 660
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo4 foo5 foo_empty5 foo2 foo_empty3 foo_empty4 foo6] vs [foo_empty2 foo_empty3 foo4 foo6 foo foo2 foo3 foo_empty4 foo5 foo_empty5 foo_empty]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 805, NextOffset: 838
-    testutil.go:509: Offset: 1008, NextOffset: 1699
-    testutil.go:509: Offset: 838, NextOffset: 1455
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 370, NextOffset: 403
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 80, NextOffset: 113
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 318
+    testutil.go:509: Offset: 113, NextOffset: 222
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2688 4764]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:509: Offset: 403, NextOffset: 515
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 548, NextOffset: 660
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 660, NextOffset: 693
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 693, NextOffset: 805
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:509: Offset: 258, NextOffset: 370
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1564 3640]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2688 4764]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -24519,8 +26361,6 @@
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1564 3640]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -24539,6 +26379,85 @@
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":407,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":519,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":552,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":664,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":809,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":842,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":180,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":324,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":666,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":699,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":811,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":844,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":982,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1015,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo4 foo5 foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6] vs [foo4 foo5 foo3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 809, NextOffset: 842
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 842, NextOffset: 1440
+    testutil.go:509: Offset: 1015, NextOffset: 1683
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 118, NextOffset: 229
+    testutil.go:509: Offset: 213, NextOffset: 324
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 519, NextOffset: 552
+    testutil.go:509: Offset: 666, NextOffset: 699
+    testutil.go:509: Offset: 552, NextOffset: 664
+    testutil.go:509: Offset: 699, NextOffset: 811
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 664, NextOffset: 697
+    testutil.go:509: Offset: 811, NextOffset: 844
+    testutil.go:509: Offset: 697, NextOffset: 809
+    testutil.go:509: Offset: 844, NextOffset: 982
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 262, NextOffset: 374
+    testutil.go:509: Offset: 357, NextOffset: 495
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 374, NextOffset: 407
+    testutil.go:509: Offset: 495, NextOffset: 528
+    testutil.go:509: Offset: 407, NextOffset: 519
+    testutil.go:509: Offset: 528, NextOffset: 666
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3] vs [foo foo_empty foo_empty2 foo4 foo5 foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 213, NextOffset: 324
+    testutil.go:509: Offset: 118, NextOffset: 229
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 357, NextOffset: 495
+    testutil.go:509: Offset: 262, NextOffset: 374
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 666, NextOffset: 699
+    testutil.go:509: Offset: 519, NextOffset: 552
+    testutil.go:509: Offset: 699, NextOffset: 811
+    testutil.go:509: Offset: 552, NextOffset: 664
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 811, NextOffset: 844
+    testutil.go:509: Offset: 664, NextOffset: 697
+    testutil.go:509: Offset: 844, NextOffset: 982
+    testutil.go:509: Offset: 697, NextOffset: 809
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 495, NextOffset: 528
+    testutil.go:509: Offset: 374, NextOffset: 407
+    testutil.go:509: Offset: 528, NextOffset: 666
+    testutil.go:509: Offset: 407, NextOffset: 519
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 809, NextOffset: 842
+    testutil.go:509: Offset: 1015, NextOffset: 1683
+    testutil.go:509: Offset: 842, NextOffset: 1440
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2688 4764]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -24551,114 +26470,26 @@
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo4 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo_empty5] vs [foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo4 foo6 foo]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 375, NextOffset: 408
-    testutil.go:509: Offset: 497, NextOffset: 530
-    testutil.go:509: Offset: 408, NextOffset: 521
-    testutil.go:509: Offset: 530, NextOffset: 667
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2688 4764]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 182, NextOffset: 215
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 117, NextOffset: 229
-    testutil.go:509: Offset: 215, NextOffset: 327
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 521, NextOffset: 554
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 554, NextOffset: 667
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:509: Offset: 846, NextOffset: 983
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 983, NextOffset: 1016
-    testutil.go:509: Offset: 846, NextOffset: 1466
-    testutil.go:509: Offset: 1016, NextOffset: 1707
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1564 3640]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 .no.prefetch.landmark foo_empty foo4 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5] vs [foo foo2 foo4 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo_empty5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 84, NextOffset: 117
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 215, NextOffset: 327
-    testutil.go:509: Offset: 117, NextOffset: 229
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 497, NextOffset: 530
-    testutil.go:509: Offset: 375, NextOffset: 408
-    testutil.go:509: Offset: 530, NextOffset: 667
-    testutil.go:509: Offset: 408, NextOffset: 521
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 846, NextOffset: 983
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 521, NextOffset: 554
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:509: Offset: 554, NextOffset: 667
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 983, NextOffset: 1016
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 1016, NextOffset: 1707
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2688 4764]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 846, NextOffset: 1466
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1564 3640]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -24688,7 +26519,6 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2688 4764]
     testutil.go:2330: got gzip streams:
@@ -24696,122 +26526,134 @@
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":111,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":218,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":251,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":359,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":674,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":815,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":174,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":314,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":347,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":482,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":650,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":683,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":791,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":992,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo_empty3 foo_empty4 foo2 foo_empty2 foo4 foo5 foo_empty5 foo6] vs [foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo3]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 641, NextOffset: 674
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1564 3640]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 791, NextOffset: 824
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 674, NextOffset: 782
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 782, NextOffset: 815
+    testutil.go:509: Offset: 959, NextOffset: 992
+    testutil.go:509: Offset: 815, NextOffset: 1410
+    testutil.go:509: Offset: 992, NextOffset: 1658
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 78, NextOffset: 111
+    testutil.go:509: Offset: 174, NextOffset: 207
+    testutil.go:509: Offset: 111, NextOffset: 218
+    testutil.go:509: Offset: 207, NextOffset: 314
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 359, NextOffset: 392
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 392, NextOffset: 500
+    testutil.go:509: Offset: 515, NextOffset: 650
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 314, NextOffset: 347
+    testutil.go:509: Offset: 251, NextOffset: 359
+    testutil.go:509: Offset: 347, NextOffset: 482
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 650, NextOffset: 683
+    testutil.go:509: Offset: 533, NextOffset: 641
+    testutil.go:509: Offset: 683, NextOffset: 791
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo3 foo_empty5 foo6 foo foo_empty foo2] vs [foo2 foo_empty2 foo4 foo5 foo_empty5 foo6 foo foo_empty foo3 foo_empty3 foo_empty4]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2688 4764]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 359, NextOffset: 392
+    testutil.go:509: Offset: 515, NextOffset: 650
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 392, NextOffset: 500
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 4764 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000a80STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 959, NextOffset: 992
+    testutil.go:509: Offset: 782, NextOffset: 815
+    testutil.go:509: Offset: 992, NextOffset: 1658
+    testutil.go:509: Offset: 815, NextOffset: 1410
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 174, NextOffset: 207
+    testutil.go:509: Offset: 78, NextOffset: 111
+    testutil.go:509: Offset: 207, NextOffset: 314
+    testutil.go:509: Offset: 111, NextOffset: 218
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 314, NextOffset: 347
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1564 3640]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 347, NextOffset: 482
+    testutil.go:509: Offset: 251, NextOffset: 359
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3640 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000061cSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo_empty3 foo5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4] vs [foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo4 foo_empty4]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 369, NextOffset: 402
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 402, NextOffset: 514
-    testutil.go:509: Offset: 525, NextOffset: 661
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 547, NextOffset: 659
-    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 650, NextOffset: 683
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 683, NextOffset: 791
+    testutil.go:509: Offset: 533, NextOffset: 641
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 837, NextOffset: 1457
+    testutil.go:509: Offset: 791, NextOffset: 824
+    testutil.go:509: Offset: 641, NextOffset: 674
+    testutil.go:509: Offset: 824, NextOffset: 959
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 674, NextOffset: 782
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 147 378]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1008, NextOffset: 1700
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 147 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 378 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000093STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 224, NextOffset: 257
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 257, NextOffset: 369
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 .no.prefetch.landmark foo_empty foo4 foo_empty4 foo6 foo foo2 foo_empty2 foo3 foo_empty3] vs [foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo_empty3 foo5 foo6]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 1008, NextOffset: 1700
-    testutil.go:509: Offset: 837, NextOffset: 1457
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 80, NextOffset: 113
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 224, NextOffset: 257
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:509: Offset: 257, NextOffset: 369
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 369, NextOffset: 402
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:509: Offset: 402, NextOffset: 514
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 692, NextOffset: 804
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 142 373]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 142 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 373 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000008eSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 547, NextOffset: 659
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 147 378]
     testutil.go:2330: got gzip streams:
@@ -24819,123 +26661,123 @@
     testutil.go:2349:   [1] at 147 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 378 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000093STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":83,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":368,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":401,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":511,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":544,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":797,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":830,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":320,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":489,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":522,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":691,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":801,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":834,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":970,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1003,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo_empty4 foo5 foo_empty5 foo6 foo2 foo3 foo_empty3 foo4] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo foo3 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 116, NextOffset: 225
+    testutil.go:509: Offset: 211, NextOffset: 320
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 654, NextOffset: 687
+    testutil.go:509: Offset: 801, NextOffset: 834
+    testutil.go:509: Offset: 687, NextOffset: 797
+    testutil.go:509: Offset: 834, NextOffset: 970
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 797, NextOffset: 830
+    testutil.go:509: Offset: 970, NextOffset: 1003
+    testutil.go:509: Offset: 830, NextOffset: 1426
+    testutil.go:509: Offset: 1003, NextOffset: 1676
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 258, NextOffset: 368
+    testutil.go:509: Offset: 353, NextOffset: 489
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 368, NextOffset: 401
+    testutil.go:509: Offset: 489, NextOffset: 522
+    testutil.go:509: Offset: 401, NextOffset: 511
+    testutil.go:509: Offset: 522, NextOffset: 658
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 511, NextOffset: 544
+    testutil.go:509: Offset: 658, NextOffset: 691
+    testutil.go:509: Offset: 544, NextOffset: 654
+    testutil.go:509: Offset: 691, NextOffset: 801
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo foo3 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2] vs [foo foo_empty foo_empty2 foo_empty4 foo5 foo_empty5 foo6 foo2 foo3 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 801, NextOffset: 834
+    testutil.go:509: Offset: 654, NextOffset: 687
+    testutil.go:509: Offset: 834, NextOffset: 970
+    testutil.go:509: Offset: 687, NextOffset: 797
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 211, NextOffset: 320
+    testutil.go:509: Offset: 116, NextOffset: 225
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 489, NextOffset: 522
+    testutil.go:509: Offset: 368, NextOffset: 401
+    testutil.go:509: Offset: 522, NextOffset: 658
+    testutil.go:509: Offset: 401, NextOffset: 511
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 970, NextOffset: 1003
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 142 373]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 142 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 373 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000008eSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 797, NextOffset: 830
+    testutil.go:509: Offset: 1003, NextOffset: 1676
+    testutil.go:509: Offset: 830, NextOffset: 1426
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 353, NextOffset: 489
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 258, NextOffset: 368
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 658, NextOffset: 691
+    testutil.go:509: Offset: 511, NextOffset: 544
+    testutil.go:509: Offset: 691, NextOffset: 801
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 149 380]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 149 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 380 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000095STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 544, NextOffset: 654
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 144 375]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 144 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 375 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000090STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty foo2 foo3 foo5 foo_empty5] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo foo3 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 671, NextOffset: 704
-    testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 819, NextOffset: 852
-    testutil.go:509: Offset: 989, NextOffset: 1022
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 852, NextOffset: 1473
-    testutil.go:509: Offset: 1022, NextOffset: 1715
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 231, NextOffset: 264
-    testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 264, NextOffset: 378
-    testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 378, NextOffset: 411
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 411, NextOffset: 525
-    testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo foo3 foo_empty4 foo6] vs [foo_empty foo2 foo3 foo5 foo_empty5 foo_empty2 foo_empty3 foo4 foo_empty4 foo6 foo]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 819, NextOffset: 852
-    testutil.go:509: Offset: 1022, NextOffset: 1715
-    testutil.go:509: Offset: 852, NextOffset: 1473
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 153 384]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 153 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 384 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000099STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 231, NextOffset: 264
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:509: Offset: 264, NextOffset: 378
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 671, NextOffset: 704
-    testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 378, NextOffset: 411
-    testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:509: Offset: 411, NextOffset: 525
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 149 380]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 149 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 380 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000095STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 153 384]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -24948,128 +26790,126 @@
     testutil.go:2349:   [1] at 149 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 380 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000095STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 153 384]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 153 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 384 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000099STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":484,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":652,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":685,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":962,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":995,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 147 378]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 147 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 378 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000093STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo4 foo6 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo3 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo2 foo3 foo_empty4 foo6] vs [foo_empty foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo5 foo_empty5]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 660, NextOffset: 693
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 693, NextOffset: 805
-    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:509: Offset: 827, NextOffset: 962
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 112
+    testutil.go:509: Offset: 175, NextOffset: 208
+    testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:509: Offset: 208, NextOffset: 316
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 253, NextOffset: 362
+    testutil.go:509: Offset: 349, NextOffset: 484
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 484, NextOffset: 517
+    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:509: Offset: 517, NextOffset: 652
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 652, NextOffset: 685
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:509: Offset: 685, NextOffset: 794
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 962, NextOffset: 995
+    testutil.go:509: Offset: 821, NextOffset: 1424
+    testutil.go:509: Offset: 995, NextOffset: 1665
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo5 foo_empty5 foo6 foo foo_empty] vs [foo foo_empty foo2 foo3 foo4 foo6 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 175, NextOffset: 208
+    testutil.go:509: Offset: 79, NextOffset: 112
+    testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 220, NextOffset: 253
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 152 386]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 370, NextOffset: 403
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 661
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 349, NextOffset: 484
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 152 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 386 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000098STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 805, NextOffset: 838
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 838, NextOffset: 1455
-    testutil.go:509: Offset: 1008, NextOffset: 1699
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:509: Offset: 212, NextOffset: 323
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 253, NextOffset: 362
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 484, NextOffset: 517
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 517, NextOffset: 652
+    testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 548, NextOffset: 660
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo5 foo_empty5 foo_empty foo_empty3 foo4 foo_empty4] vs [foo4 foo5 foo_empty5 foo_empty foo2 foo3 foo_empty4 foo6 foo foo_empty2 foo_empty3]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:509: Offset: 652, NextOffset: 685
+    testutil.go:509: Offset: 504, NextOffset: 537
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 685, NextOffset: 794
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 827, NextOffset: 962
+    testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 962, NextOffset: 995
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 995, NextOffset: 1665
+    testutil.go:509: Offset: 821, NextOffset: 1424
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 148 382]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 148 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 382 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000094STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 370, NextOffset: 403
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 660, NextOffset: 693
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 693, NextOffset: 805
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 548, NextOffset: 660
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 805, NextOffset: 838
-    testutil.go:509: Offset: 1008, NextOffset: 1699
-    testutil.go:509: Offset: 838, NextOffset: 1455
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 152 386]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 152 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 386 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000098STARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 148 382]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -25088,117 +26928,116 @@
     testutil.go:2349:   [1] at 147 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 381 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000093STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 153 391]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 153 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 391 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000099STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo foo_empty foo_empty2 foo_empty5 foo6 foo2 foo3 foo_empty3] vs [foo6 foo_empty foo2 foo_empty3 foo4 .no.prefetch.landmark foo foo_empty2 foo3 foo_empty4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 803, NextOffset: 836
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 836, NextOffset: 1435
+    testutil.go:509: Offset: 1009, NextOffset: 1675
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 227, NextOffset: 260
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 371, NextOffset: 404
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 662, NextOffset: 695
+    testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:509: Offset: 695, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 692, NextOffset: 803
+    testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty3 foo4] vs [foo foo_empty foo_empty2 foo_empty5 foo6 foo2 foo3 foo_empty3 foo4 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 662, NextOffset: 695
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 148 386]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 695, NextOffset: 806
+    testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 148 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 386 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000094STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4] vs [.no.prefetch.landmark foo foo2 foo3 foo_empty3 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo4 foo_empty5]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 371, NextOffset: 404
+    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:509: Offset: 692, NextOffset: 803
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 983, NextOffset: 1016
-    testutil.go:509: Offset: 846, NextOffset: 1466
-    testutil.go:509: Offset: 1016, NextOffset: 1707
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 803, NextOffset: 836
+    testutil.go:509: Offset: 1009, NextOffset: 1675
+    testutil.go:509: Offset: 836, NextOffset: 1435
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 227, NextOffset: 260
+    testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 153 391]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 153 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 391 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000099STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 117, NextOffset: 229
-    testutil.go:509: Offset: 215, NextOffset: 327
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 375, NextOffset: 408
-    testutil.go:509: Offset: 497, NextOffset: 530
-    testutil.go:509: Offset: 408, NextOffset: 521
-    testutil.go:509: Offset: 530, NextOffset: 667
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 521, NextOffset: 554
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 554, NextOffset: 667
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo4 foo_empty5 .no.prefetch.landmark foo foo2] vs [foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo3 foo4 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 846, NextOffset: 983
-    testutil.go:509: Offset: 700, NextOffset: 813
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 148 386]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 148 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [2] at 386 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000094STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 983, NextOffset: 1016
-    testutil.go:509: Offset: 813, NextOffset: 846
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1016, NextOffset: 1707
-    testutil.go:509: Offset: 846, NextOffset: 1466
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 521, NextOffset: 554
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:509: Offset: 554, NextOffset: 667
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 215, NextOffset: 327
-    testutil.go:509: Offset: 117, NextOffset: 229
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 497, NextOffset: 530
-    testutil.go:509: Offset: 375, NextOffset: 408
-    testutil.go:509: Offset: 530, NextOffset: 667
-    testutil.go:509: Offset: 408, NextOffset: 521
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 154 392]
     testutil.go:2330: got gzip streams:
@@ -25212,126 +27051,124 @@
     testutil.go:2349:   [1] at 149 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 387 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000095STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 112 319]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo foo_empty foo2 foo3 foo_empty5 foo6 foo_empty2 foo_empty3] vs [foo foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo2 foo4 foo_empty5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 225, NextOffset: 258
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 105 312]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 105 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 312 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000069STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 258, NextOffset: 370
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 370, NextOffset: 403
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 112 319]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo2 foo3 foo4 foo_empty5 foo_empty2 foo_empty3 foo_empty4 foo5] vs [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo_empty foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 224, NextOffset: 257
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 257, NextOffset: 369
-    testutil.go:509: Offset: 356, NextOffset: 492
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 105 312]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 312 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000069STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 369, NextOffset: 402
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:509: Offset: 403, NextOffset: 515
     testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 547, NextOffset: 659
-    testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 805, NextOffset: 838
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 838, NextOffset: 1455
+    testutil.go:509: Offset: 1008, NextOffset: 1699
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 548, NextOffset: 660
+    testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 806, NextOffset: 839
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:509: Offset: 693, NextOffset: 805
     testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 837, NextOffset: 1457
-    testutil.go:509: Offset: 1008, NextOffset: 1700
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 .no.prefetch.landmark foo_empty foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo4] vs [foo_empty foo2 foo3 foo4 foo_empty5 foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo]
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo2 foo4] vs [foo_empty3 foo4 foo_empty4 foo5 foo foo_empty foo2 foo3 foo_empty5 foo6 foo_empty2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 212, NextOffset: 323
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 112 319]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 224, NextOffset: 257
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 525, NextOffset: 661
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:509: Offset: 403, NextOffset: 515
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 547, NextOffset: 659
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 693, NextOffset: 805
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 1008, NextOffset: 1700
-    testutil.go:509: Offset: 837, NextOffset: 1457
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 805, NextOffset: 838
+    testutil.go:509: Offset: 1008, NextOffset: 1699
+    testutil.go:509: Offset: 838, NextOffset: 1455
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 323, NextOffset: 356
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 105 312]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 312 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000069STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 548, NextOffset: 660
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 112 319]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 105 312]
     testutil.go:2330: got gzip streams:
@@ -25351,8 +27188,6 @@
     testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 319 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006eSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 115 324]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -25365,128 +27200,112 @@
     testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 319 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006eSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 foo foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo_empty2 foo_empty4] vs [foo foo2 foo_empty2 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo3 foo4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 983, NextOffset: 1016
+    testutil.go:509: Offset: 846, NextOffset: 1466
+    testutil.go:509: Offset: 1016, NextOffset: 1707
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 375, NextOffset: 408
+    testutil.go:509: Offset: 497, NextOffset: 530
+    testutil.go:509: Offset: 408, NextOffset: 521
+    testutil.go:509: Offset: 530, NextOffset: 667
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo4 foo5 foo_empty5 foo foo2 foo_empty2 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark] vs [foo_empty2 foo_empty4 foo6 foo foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 983, NextOffset: 1016
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 1016, NextOffset: 1707
+    testutil.go:509: Offset: 846, NextOffset: 1466
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 497, NextOffset: 530
+    testutil.go:509: Offset: 375, NextOffset: 408
+    testutil.go:509: Offset: 530, NextOffset: 667
+    testutil.go:509: Offset: 408, NextOffset: 521
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 114 323]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 114 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 323 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000072STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 108 317]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo foo_empty foo2 foo_empty4 foo5 foo_empty5 foo6] vs [foo_empty2 foo5 foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 183, NextOffset: 216
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 118, NextOffset: 231
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 216, NextOffset: 329
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [2] at 317 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006cSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 231, NextOffset: 264
-    testutil.go:509: Offset: 329, NextOffset: 362
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 264, NextOffset: 378
-    testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 819, NextOffset: 852
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 852, NextOffset: 1473
-    testutil.go:509: Offset: 1022, NextOffset: 1715
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 378, NextOffset: 411
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 411, NextOffset: 525
-    testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 671, NextOffset: 704
-    testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo5] vs [foo_empty2 foo3 foo_empty3 foo4 foo foo_empty foo2 foo_empty4 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 113 322]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 818, NextOffset: 851
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 672, NextOffset: 705
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 113 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 322 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000071STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 851, NextOffset: 989
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 231, NextOffset: 264
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:509: Offset: 264, NextOffset: 378
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 378, NextOffset: 411
-    testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:509: Offset: 411, NextOffset: 525
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 671, NextOffset: 704
-    testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 819, NextOffset: 852
-    testutil.go:509: Offset: 1022, NextOffset: 1715
-    testutil.go:509: Offset: 852, NextOffset: 1473
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 107 316]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2048
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 316 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006bSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 113 322]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -25499,13 +27318,54 @@
     testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 316 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006bSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo5 foo foo_empty foo2 foo_empty2 foo4 foo_empty5 foo6] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo5 foo3 foo4 foo_empty4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 113, NextOffset: 224
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 224, NextOffset: 257
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 514, NextOffset: 547
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 804, NextOffset: 837
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 837, NextOffset: 1457
+    testutil.go:509: Offset: 1008, NextOffset: 1700
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 112 321]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 321 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000070STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 492, NextOffset: 525
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 692, NextOffset: 804
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 106 315]
     testutil.go:2330: got gzip streams:
@@ -25513,126 +27373,81 @@
     testutil.go:2349:   [1] at 106 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 315 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006aSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 118 329]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 118 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 329 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000076STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 111 322]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 322 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006fSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo5 foo_empty5 foo3 foo_empty3 foo4 foo_empty4 foo6] vs [foo_empty foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 805, NextOffset: 838
-    testutil.go:509: Offset: 975, NextOffset: 1008
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 118 329]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 118 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 838, NextOffset: 1455
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 329 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000076STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1008, NextOffset: 1699
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo5 foo3 foo4 foo_empty4 foo_empty5 foo6] vs [foo4 foo_empty5 foo6 foo3 foo_empty3 foo_empty4 foo5 foo foo_empty foo2 foo_empty2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:509: Offset: 113, NextOffset: 224
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 356, NextOffset: 492
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 118 329]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 118 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 329 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000076STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 257, NextOffset: 369
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 693, NextOffset: 805
+    testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 692, NextOffset: 804
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:509: Offset: 369, NextOffset: 402
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:509: Offset: 402, NextOffset: 514
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 548, NextOffset: 660
+    testutil.go:509: Offset: 514, NextOffset: 547
     testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty3 foo4] vs [foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty foo2 foo_empty2 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 370, NextOffset: 403
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 804, NextOffset: 837
+    testutil.go:509: Offset: 1008, NextOffset: 1700
+    testutil.go:509: Offset: 837, NextOffset: 1457
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 111 322]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 322 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006fSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 118 329]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 118 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 329 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000076STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 111 322]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 322 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000006fSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 660, NextOffset: 693
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 693, NextOffset: 805
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 805, NextOffset: 838
-    testutil.go:509: Offset: 1008, NextOffset: 1699
-    testutil.go:509: Offset: 838, NextOffset: 1455
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 548, NextOffset: 660
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 116 327]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 116 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 327 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000074STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 110 321]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -25645,132 +27460,131 @@
     testutil.go:2349:   [1] at 124 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 339 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007cSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty2 foo_empty3 foo5 foo6 foo3] vs [foo5 foo_empty5 foo6 foo_empty foo2 foo_empty3 foo_empty4 .no.prefetch.landmark foo foo_empty2 foo3 foo4]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:509: Offset: 362, NextOffset: 500
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 819, NextOffset: 852
+    testutil.go:509: Offset: 989, NextOffset: 1022
+    testutil.go:509: Offset: 852, NextOffset: 1473
+    testutil.go:509: Offset: 1022, NextOffset: 1715
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 378, NextOffset: 411
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 411, NextOffset: 525
+    testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 525, NextOffset: 558
+    testutil.go:509: Offset: 671, NextOffset: 704
+    testutil.go:509: Offset: 558, NextOffset: 672
+    testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 118, NextOffset: 231
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 117 332]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 117 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 332 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000075STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty2 foo3 foo4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty3 foo_empty4] vs [foo foo_empty foo2 foo_empty2 foo_empty3 foo5 foo6 foo3 foo4 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:509: Offset: 705, NextOffset: 819
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 124 339]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 124 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 339 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007cSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 989, NextOffset: 1022
+    testutil.go:509: Offset: 819, NextOffset: 852
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1022, NextOffset: 1715
+    testutil.go:509: Offset: 852, NextOffset: 1473
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 362, NextOffset: 500
+    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:509: Offset: 118, NextOffset: 231
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 378, NextOffset: 411
+    testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:509: Offset: 411, NextOffset: 525
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 671, NextOffset: 704
+    testutil.go:509: Offset: 525, NextOffset: 558
+    testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:509: Offset: 558, NextOffset: 672
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 117 332]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 117 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 332 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000075STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 125 340]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 125 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 340 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007dSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo_empty4 foo foo3] vs [foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo2 foo_empty3 foo_empty5 foo_empty foo_empty2 foo3 foo4]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 117, NextOffset: 229
-    testutil.go:509: Offset: 215, NextOffset: 327
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 375, NextOffset: 408
-    testutil.go:509: Offset: 497, NextOffset: 530
-    testutil.go:509: Offset: 408, NextOffset: 521
-    testutil.go:509: Offset: 530, NextOffset: 667
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 521, NextOffset: 554
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 554, NextOffset: 667
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:509: Offset: 846, NextOffset: 983
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 983, NextOffset: 1016
-    testutil.go:509: Offset: 846, NextOffset: 1466
-    testutil.go:509: Offset: 1016, NextOffset: 1707
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 118 333]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 118 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 333 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000076STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "" vs ""
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty3 foo_empty5 foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark] vs [foo4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo_empty4 foo foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 497, NextOffset: 530
-    testutil.go:509: Offset: 375, NextOffset: 408
-    testutil.go:509: Offset: 530, NextOffset: 667
-    testutil.go:509: Offset: 408, NextOffset: 521
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 521, NextOffset: 554
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:509: Offset: 554, NextOffset: 667
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 846, NextOffset: 983
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 983, NextOffset: 1016
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 1016, NextOffset: 1707
-    testutil.go:509: Offset: 846, NextOffset: 1466
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 215, NextOffset: 327
-    testutil.go:509: Offset: 117, NextOffset: 229
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 347]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 327, NextOffset: 360
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 347 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000084STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 127 342]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -25783,144 +27597,138 @@
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 347 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000084STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 127 342]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 342 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007fSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 132 347]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 347 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000084STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 126 341]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 126 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 341 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007eSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 129 343]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 343 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000081STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo_empty5 foo6 foo2 foo3 foo_empty3 foo_empty4 foo5 foo foo_empty] vs [foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo5 foo_empty5 foo foo_empty foo_empty3 foo4 foo_empty4 foo6] vs [foo3 foo_empty3 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty2 foo4 foo5 foo6 foo foo_empty foo2]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 548, NextOffset: 660
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 805, NextOffset: 838
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 126 341]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 838, NextOffset: 1455
+    testutil.go:509: Offset: 1008, NextOffset: 1699
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 224, NextOffset: 257
+    testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 257, NextOffset: 369
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 122 336]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 122 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 336 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007aSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 258, NextOffset: 370
     testutil.go:509: Offset: 356, NextOffset: 492
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:509: Offset: 403, NextOffset: 515
     testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:509: Offset: 693, NextOffset: 805
     testutil.go:509: Offset: 839, NextOffset: 975
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 126 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 341 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007eSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 113, NextOffset: 224
+    testutil.go:509: Offset: 114, NextOffset: 225
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 514, NextOffset: 547
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty2 foo4 foo5 foo6 foo foo_empty foo2 foo3] vs [foo5 foo_empty5 foo foo_empty foo_empty3 foo4 foo_empty4 foo6 foo2 foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 660, NextOffset: 693
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 129 343]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 547, NextOffset: 659
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 804, NextOffset: 837
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 129 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 343 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000081STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 837, NextOffset: 1457
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1008, NextOffset: 1700
-    testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3] vs [foo2 foo3 foo_empty3 foo_empty4 foo5 foo foo_empty foo_empty2 foo4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 547, NextOffset: 659
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 693, NextOffset: 805
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 1008, NextOffset: 1700
-    testutil.go:509: Offset: 837, NextOffset: 1457
+    testutil.go:509: Offset: 805, NextOffset: 838
+    testutil.go:509: Offset: 1008, NextOffset: 1699
+    testutil.go:509: Offset: 838, NextOffset: 1455
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:509: Offset: 113, NextOffset: 224
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 224, NextOffset: 257
+    testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:509: Offset: 257, NextOffset: 369
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 258, NextOffset: 370
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 525, NextOffset: 661
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 548, NextOffset: 660
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 122 336]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 122 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 336 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007aSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 129 343]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 343 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000081STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 122 336]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 122 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 336 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000007aSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 402, NextOffset: 514
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 129 343]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -25939,8 +27747,6 @@
     testutil.go:2349:   [1] at 134 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 351 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000086STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 129 346]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -25953,114 +27759,82 @@
     testutil.go:2349:   [1] at 134 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 351 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000086STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 129 346]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 129 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 346 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000081STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo_empty5 foo foo_empty foo2 foo4 foo5 foo6 foo_empty2] vs [.no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty foo4 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 378, NextOffset: 411
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 411, NextOffset: 525
-    testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 231, NextOffset: 264
-    testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 264, NextOffset: 378
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 134 351]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 362, NextOffset: 500
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
     testutil.go:2349:   [1] at 134 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 351 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000086STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 671, NextOffset: 704
-    testutil.go:509: Offset: 558, NextOffset: 672
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 819, NextOffset: 852
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 852, NextOffset: 1473
-    testutil.go:509: Offset: 1022, NextOffset: 1715
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty foo4 foo_empty5] vs [foo foo_empty foo2 foo4 foo5 foo6 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 671, NextOffset: 704
-    testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 231, NextOffset: 264
-    testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:509: Offset: 264, NextOffset: 378
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 378, NextOffset: 411
-    testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:509: Offset: 411, NextOffset: 525
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo6 foo_empty foo_empty4 foo_empty5 foo foo2 foo_empty2 foo3 foo_empty3] vs [foo_empty2 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo3 foo5 foo_empty5 foo_empty]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 983, NextOffset: 1016
+    testutil.go:509: Offset: 846, NextOffset: 1466
+    testutil.go:509: Offset: 1016, NextOffset: 1707
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 129 346]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [1] at 129 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 851, NextOffset: 989
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [2] at 346 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000081STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 705, NextOffset: 819
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 360, NextOffset: 497
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 819, NextOffset: 852
-    testutil.go:509: Offset: 1022, NextOffset: 1715
-    testutil.go:509: Offset: 852, NextOffset: 1473
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 375, NextOffset: 408
+    testutil.go:509: Offset: 497, NextOffset: 530
+    testutil.go:509: Offset: 408, NextOffset: 521
+    testutil.go:509: Offset: 530, NextOffset: 667
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo3 foo5 foo_empty5] vs [foo_empty4 foo_empty5 foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo6 foo_empty]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:509: Offset: 700, NextOffset: 813
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 428 934]
     testutil.go:2330: got gzip streams:
@@ -26074,23 +27848,61 @@
     testutil.go:2349:   [1] at 287 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 793 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000011fSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 983, NextOffset: 1016
+    testutil.go:509: Offset: 813, NextOffset: 846
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 428 934]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1016, NextOffset: 1707
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 428 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 934 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001acSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 846, NextOffset: 1466
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:509: Offset: 262, NextOffset: 375
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 497, NextOffset: 530
+    testutil.go:509: Offset: 375, NextOffset: 408
+    testutil.go:509: Offset: 530, NextOffset: 667
+    testutil.go:509: Offset: 408, NextOffset: 521
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 287 793]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 287 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 793 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000011fSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 430 936]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [1] at 430 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 936 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001aeSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
@@ -26100,269 +27912,249 @@
     testutil.go:2349:   [1] at 290 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 796 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000122STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":131,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":168,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1108,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1145,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1760,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":344,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":669,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":706,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1029,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1066,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1389,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1426,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1715,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2075,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo4 foo6 foo foo_empty2 foo_empty4 foo5 foo_empty5] vs [foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo3 foo_empty3 foo4 foo_empty foo2 foo_empty2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 456, NextOffset: 493
-    testutil.go:509: Offset: 669, NextOffset: 706
-    testutil.go:509: Offset: 493, NextOffset: 782
-    testutil.go:509: Offset: 706, NextOffset: 1029
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 1029, NextOffset: 1066
-    testutil.go:509: Offset: 819, NextOffset: 1108
-    testutil.go:509: Offset: 1066, NextOffset: 1389
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1108, NextOffset: 1145
-    testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1145, NextOffset: 1434
-    testutil.go:509: Offset: 1426, NextOffset: 1715
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1760, NextOffset: 1797
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 433 943]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 433 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 943 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b1STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2075, NextOffset: 2112
-    testutil.go:509: Offset: 1797, NextOffset: 4992
-    testutil.go:509: Offset: 2112, NextOffset: 5429
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 131, NextOffset: 168
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 168, NextOffset: 456
-    testutil.go:509: Offset: 381, NextOffset: 669
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1434, NextOffset: 1471
-    testutil.go:509: Offset: 1715, NextOffset: 1752
-    testutil.go:509: Offset: 1471, NextOffset: 1760
-    testutil.go:509: Offset: 1752, NextOffset: 2075
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo3 foo_empty3 foo4 foo_empty foo2 foo_empty2 foo_empty4 foo5 foo_empty5 foo6] vs [foo6 foo foo_empty2 foo_empty4 foo5 foo_empty5 foo_empty foo2 foo3 foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 669, NextOffset: 706
-    testutil.go:509: Offset: 456, NextOffset: 493
-    testutil.go:509: Offset: 706, NextOffset: 1029
-    testutil.go:509: Offset: 493, NextOffset: 782
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 293 803]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1715, NextOffset: 1752
-    testutil.go:509: Offset: 1434, NextOffset: 1471
-    testutil.go:509: Offset: 1752, NextOffset: 2075
-    testutil.go:509: Offset: 1471, NextOffset: 1760
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2075, NextOffset: 2112
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1760, NextOffset: 1797
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 293 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2112, NextOffset: 5429
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 803 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000125STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1797, NextOffset: 4992
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 131, NextOffset: 168
-    testutil.go:509: Offset: 381, NextOffset: 669
-    testutil.go:509: Offset: 168, NextOffset: 456
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1029, NextOffset: 1066
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 1066, NextOffset: 1389
-    testutil.go:509: Offset: 819, NextOffset: 1108
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1108, NextOffset: 1145
-    testutil.go:509: Offset: 1426, NextOffset: 1715
-    testutil.go:509: Offset: 1145, NextOffset: 1434
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 433 943]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 433 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 943 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b1STARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 293 803]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 293 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 803 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000125STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo_empty4 foo5 foo6 foo2 foo_empty2 foo_empty3 foo4 foo_empty5] vs [foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty2 foo_empty5 foo6 .no.prefetch.landmark foo_empty]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 113, NextOffset: 224
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 402, NextOffset: 514
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 437 947]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 692, NextOffset: 804
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 437 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 839, NextOffset: 975
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [2] at 947 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b5STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 804, NextOffset: 837
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 837, NextOffset: 1457
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1008, NextOffset: 1700
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 224, NextOffset: 257
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 514, NextOffset: 547
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo foo_empty2 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo4] vs [foo5 foo6 foo2 foo_empty2 foo_empty3 foo4 foo_empty5 foo foo_empty foo3 foo_empty4]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 514, NextOffset: 547
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:509: Offset: 113, NextOffset: 224
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 804, NextOffset: 837
+    testutil.go:509: Offset: 1008, NextOffset: 1700
+    testutil.go:509: Offset: 837, NextOffset: 1457
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 224, NextOffset: 257
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 296 806]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 296 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 806 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000128STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 432 939]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 432 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 939 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b0STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 291 798]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo6 foo foo_empty2 foo_empty4 foo_empty5] vs [foo3 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo_empty2 foo_empty3 foo4 .no.prefetch.landmark foo_empty]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:509: Offset: 362, NextOffset: 500
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 378, NextOffset: 411
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 411, NextOffset: 525
+    testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 525, NextOffset: 558
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 291 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 798 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000123STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":831,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1123,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1160,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1452,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1489,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":675,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":712,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1040,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1077,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1404,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1441,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1733,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1770,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2097,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo5 foo_empty5 foo foo_empty2 foo_empty3 foo_empty4 foo6 foo_empty foo2] vs [.no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo6 foo foo_empty foo3 foo4 foo_empty4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 671, NextOffset: 704
+    testutil.go:509: Offset: 558, NextOffset: 672
+    testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 819, NextOffset: 852
+    testutil.go:509: Offset: 989, NextOffset: 1022
+    testutil.go:509: Offset: 852, NextOffset: 1473
+    testutil.go:509: Offset: 1022, NextOffset: 1715
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 171, NextOffset: 463
-    testutil.go:509: Offset: 383, NextOffset: 675
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 118, NextOffset: 231
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 .no.prefetch.landmark foo_empty foo3 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo_empty2] vs [foo4 foo5 foo6 foo foo_empty2 foo_empty4 foo_empty5 foo_empty foo2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:509: Offset: 705, NextOffset: 819
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 432 939]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [1] at 432 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1782, NextOffset: 1819
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [2] at 939 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b0STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2097, NextOffset: 2134
-    testutil.go:509: Offset: 1819, NextOffset: 5046
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 989, NextOffset: 1022
+    testutil.go:509: Offset: 819, NextOffset: 852
+    testutil.go:509: Offset: 1022, NextOffset: 1715
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2134, NextOffset: 5483
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 852, NextOffset: 1473
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:509: Offset: 118, NextOffset: 231
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 463, NextOffset: 500
-    testutil.go:509: Offset: 675, NextOffset: 712
-    testutil.go:509: Offset: 500, NextOffset: 794
-    testutil.go:509: Offset: 712, NextOffset: 1040
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 794, NextOffset: 831
-    testutil.go:509: Offset: 1040, NextOffset: 1077
-    testutil.go:509: Offset: 831, NextOffset: 1123
-    testutil.go:509: Offset: 1077, NextOffset: 1404
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1404, NextOffset: 1441
-    testutil.go:509: Offset: 1160, NextOffset: 1452
-    testutil.go:509: Offset: 1441, NextOffset: 1733
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1452, NextOffset: 1489
-    testutil.go:509: Offset: 1733, NextOffset: 1770
-    testutil.go:509: Offset: 1489, NextOffset: 1782
-    testutil.go:509: Offset: 1770, NextOffset: 2097
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo6 foo foo_empty foo3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty2] vs [foo foo_empty2 foo_empty3 foo_empty4 foo6 foo_empty foo2 foo3 foo4 foo5 foo_empty5]
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 362, NextOffset: 500
+    testutil.go:509: Offset: 264, NextOffset: 378
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2097, NextOffset: 2134
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 671, NextOffset: 704
+    testutil.go:509: Offset: 525, NextOffset: 558
+    testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:509: Offset: 558, NextOffset: 672
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 378, NextOffset: 411
+    testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:509: Offset: 411, NextOffset: 525
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 291 798]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1782, NextOffset: 1819
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2134, NextOffset: 5483
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 291 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 798 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000123STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1819, NextOffset: 5046
-    testutil.go:395: Comparing: "foo" vs "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 383, NextOffset: 675
-    testutil.go:509: Offset: 171, NextOffset: 463
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1040, NextOffset: 1077
-    testutil.go:509: Offset: 794, NextOffset: 831
-    testutil.go:509: Offset: 1077, NextOffset: 1404
-    testutil.go:509: Offset: 831, NextOffset: 1123
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1404, NextOffset: 1441
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1441, NextOffset: 1733
-    testutil.go:509: Offset: 1160, NextOffset: 1452
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1733, NextOffset: 1770
-    testutil.go:509: Offset: 1452, NextOffset: 1489
-    testutil.go:509: Offset: 1770, NextOffset: 2097
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 434 941]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1489, NextOffset: 1782
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [1] at 434 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 941 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b2STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 675, NextOffset: 712
-    testutil.go:509: Offset: 463, NextOffset: 500
-    testutil.go:509: Offset: 712, NextOffset: 1040
-    testutil.go:509: Offset: 500, NextOffset: 794
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 293 800]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -26381,132 +28173,121 @@
     testutil.go:2349:   [1] at 295 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 809 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000127STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 436 950]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 436 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 950 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b4STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":459,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":496,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1111,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1148,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1765,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1033,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1070,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1395,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1432,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1759,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2084,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2121,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo5 foo_empty foo_empty2 foo_empty4 foo_empty5 foo6 foo foo2] vs [foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo5 foo6 foo_empty2]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1765, NextOffset: 1802
-    testutil.go:509: Offset: 2084, NextOffset: 2121
-    testutil.go:509: Offset: 1802, NextOffset: 5013
-    testutil.go:509: Offset: 2121, NextOffset: 5456
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo foo2 foo3 foo_empty4 foo6] vs [foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty4]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 170, NextOffset: 459
-    testutil.go:509: Offset: 383, NextOffset: 672
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 459, NextOffset: 496
-    testutil.go:509: Offset: 672, NextOffset: 709
-    testutil.go:509: Offset: 496, NextOffset: 785
-    testutil.go:509: Offset: 709, NextOffset: 1033
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 225, NextOffset: 258
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 295 809]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1033, NextOffset: 1070
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 822, NextOffset: 1111
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [1] at 295 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 809 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000127STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1070, NextOffset: 1395
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1111, NextOffset: 1148
-    testutil.go:509: Offset: 1395, NextOffset: 1432
 === RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1148, NextOffset: 1438
-    testutil.go:509: Offset: 1432, NextOffset: 1722
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1438, NextOffset: 1475
-    testutil.go:509: Offset: 1722, NextOffset: 1759
-    testutil.go:509: Offset: 1475, NextOffset: 1765
-    testutil.go:509: Offset: 1759, NextOffset: 2084
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 370, NextOffset: 403
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 805, NextOffset: 838
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 838, NextOffset: 1455
+    testutil.go:509: Offset: 1008, NextOffset: 1699
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo5 foo6 foo_empty2 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo] vs [foo foo2 foo3 foo_empty3 foo4 foo5 foo_empty foo_empty2 foo_empty4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1395, NextOffset: 1432
-    testutil.go:509: Offset: 1111, NextOffset: 1148
-    testutil.go:509: Offset: 1432, NextOffset: 1722
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 548, NextOffset: 660
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 660, NextOffset: 693
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 693, NextOffset: 805
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 439 953]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 839, NextOffset: 975
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty4] vs [foo foo2 foo3 foo_empty4 foo6 foo_empty foo_empty2 foo_empty3 foo4 foo5 foo_empty5]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 439 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 953 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b7STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1148, NextOffset: 1438
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 383, NextOffset: 672
-    testutil.go:509: Offset: 170, NextOffset: 459
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 672, NextOffset: 709
-    testutil.go:509: Offset: 459, NextOffset: 496
-    testutil.go:509: Offset: 709, NextOffset: 1033
-    testutil.go:509: Offset: 496, NextOffset: 785
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:509: Offset: 258, NextOffset: 370
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1033, NextOffset: 1070
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 1070, NextOffset: 1395
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 298 812]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 822, NextOffset: 1111
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 370, NextOffset: 403
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:509: Offset: 403, NextOffset: 515
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 548, NextOffset: 660
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1722, NextOffset: 1759
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 660, NextOffset: 693
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 693, NextOffset: 805
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 805, NextOffset: 838
+    testutil.go:509: Offset: 1008, NextOffset: 1699
+    testutil.go:509: Offset: 838, NextOffset: 1455
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:509: Offset: 114, NextOffset: 225
 === NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 298 812]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1438, NextOffset: 1475
-    testutil.go:509: Offset: 1759, NextOffset: 2084
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [1] at 298 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1475, NextOffset: 1765
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [2] at 812 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000012aSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2084, NextOffset: 2121
-    testutil.go:509: Offset: 1765, NextOffset: 1802
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2121, NextOffset: 5456
-    testutil.go:509: Offset: 1802, NextOffset: 5013
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973 11585]
     testutil.go:2330: got gzip streams:
@@ -26541,6 +28322,8 @@
     testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 11585 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001f25STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849 10461]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -26551,87 +28334,88 @@
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 10461 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001ac1STARGZ"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":465,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1125,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1162,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":677,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":714,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1407,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1444,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo5 foo6 foo foo2 foo_empty2 foo4 foo_empty4 foo_empty5] vs [foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo2 foo_empty2 foo_empty5 .no.prefetch.landmark foo_empty foo3]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 795, NextOffset: 832
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 832, NextOffset: 1125
-    testutil.go:509: Offset: 1079, NextOffset: 1407
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo5 foo_empty5 foo foo_empty2 foo4 foo_empty4 foo6 foo_empty foo2] vs [foo4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty4 foo_empty5 foo foo3 foo_empty3]
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1456, NextOffset: 1493
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1493, NextOffset: 1787
-    testutil.go:509: Offset: 1775, NextOffset: 2103
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1787, NextOffset: 1824
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1824, NextOffset: 5062
-    testutil.go:509: Offset: 2140, NextOffset: 5500
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 465
-    testutil.go:509: Offset: 384, NextOffset: 677
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 465, NextOffset: 502
-    testutil.go:509: Offset: 677, NextOffset: 714
-    testutil.go:509: Offset: 502, NextOffset: 795
-    testutil.go:509: Offset: 714, NextOffset: 1042
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:509: Offset: 215, NextOffset: 327
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1125, NextOffset: 1162
-    testutil.go:509: Offset: 1407, NextOffset: 1444
-    testutil.go:509: Offset: 1162, NextOffset: 1456
-    testutil.go:509: Offset: 1444, NextOffset: 1738
+    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo foo2 foo_empty2 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo_empty3 foo4 foo_empty4] vs [foo4 foo_empty4 foo_empty5 foo_empty foo3 foo_empty3 foo5 foo6 foo foo2 foo_empty2]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1456, NextOffset: 1493
-    testutil.go:509: Offset: 1775, NextOffset: 2103
-    testutil.go:509: Offset: 1493, NextOffset: 1787
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1787, NextOffset: 1824
-    testutil.go:509: Offset: 2140, NextOffset: 5500
-    testutil.go:509: Offset: 1824, NextOffset: 5062
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 677
-    testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 983, NextOffset: 1016
+    testutil.go:509: Offset: 846, NextOffset: 1466
+    testutil.go:509: Offset: 1016, NextOffset: 1707
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 677, NextOffset: 714
-    testutil.go:509: Offset: 465, NextOffset: 502
-    testutil.go:509: Offset: 714, NextOffset: 1042
-    testutil.go:509: Offset: 502, NextOffset: 795
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 375, NextOffset: 408
+    testutil.go:509: Offset: 497, NextOffset: 530
+    testutil.go:509: Offset: 408, NextOffset: 521
+    testutil.go:509: Offset: 530, NextOffset: 667
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo foo3 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2] vs [foo foo_empty2 foo4 foo_empty4 foo6 foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:509: Offset: 262, NextOffset: 375
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:509: Offset: 117, NextOffset: 229
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 795, NextOffset: 832
-    testutil.go:509: Offset: 1079, NextOffset: 1407
-    testutil.go:509: Offset: 832, NextOffset: 1125
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973 11585]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 497, NextOffset: 530
+    testutil.go:509: Offset: 375, NextOffset: 408
+    testutil.go:509: Offset: 530, NextOffset: 667
+    testutil.go:509: Offset: 408, NextOffset: 521
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 983, NextOffset: 1016
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 1016, NextOffset: 1707
+    testutil.go:509: Offset: 846, NextOffset: 1466
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973 11585]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
@@ -26640,15 +28424,8 @@
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 11585 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001f25STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1407, NextOffset: 1444
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1125, NextOffset: 1162
-    testutil.go:509: Offset: 1444, NextOffset: 1738
-    testutil.go:509: Offset: 1162, NextOffset: 1456
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849 10461]
     testutil.go:2330: got gzip streams:
@@ -26661,8 +28438,6 @@
     testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 10461 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001ac1STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973 11585]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -26685,54 +28460,90 @@
     testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 10461 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001ac1STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo4 foo_empty4 foo6 foo foo3] vs [foo6 foo_empty foo3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty3 foo5]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 224, NextOffset: 257
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 514, NextOffset: 547
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 804, NextOffset: 837
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 837, NextOffset: 1457
+    testutil.go:509: Offset: 1008, NextOffset: 1700
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 113, NextOffset: 224
+    testutil.go:509: Offset: 212, NextOffset: 323
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973 11585]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 369, NextOffset: 402
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 659, NextOffset: 692
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 11585 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001f25STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 806, NextOffset: 839
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":131,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":168,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1108,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1145,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1760,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":344,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":669,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":706,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1029,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1066,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1389,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1426,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1715,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2075,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo_empty3 foo_empty5 foo foo2] vs [foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo3 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 131, NextOffset: 168
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 168, NextOffset: 456
-    testutil.go:509: Offset: 381, NextOffset: 669
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 456, NextOffset: 493
-    testutil.go:509: Offset: 669, NextOffset: 706
-    testutil.go:509: Offset: 493, NextOffset: 782
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 706, NextOffset: 1029
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 1029, NextOffset: 1066
-    testutil.go:509: Offset: 819, NextOffset: 1108
-    testutil.go:509: Offset: 1066, NextOffset: 1389
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1108, NextOffset: 1145
-    testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1145, NextOffset: 1434
-    testutil.go:509: Offset: 1426, NextOffset: 1715
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty3 foo5 foo6 foo_empty] vs [foo_empty foo2 foo_empty2 foo4 foo_empty4 foo6 foo foo3 foo_empty3 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1434, NextOffset: 1471
-    testutil.go:509: Offset: 1715, NextOffset: 1752
-    testutil.go:509: Offset: 1471, NextOffset: 1760
-    testutil.go:509: Offset: 1752, NextOffset: 2075
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 692, NextOffset: 804
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1760, NextOffset: 1797
-    testutil.go:509: Offset: 2075, NextOffset: 2112
-    testutil.go:509: Offset: 1797, NextOffset: 4992
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 804, NextOffset: 837
+    testutil.go:509: Offset: 1008, NextOffset: 1700
+    testutil.go:509: Offset: 837, NextOffset: 1457
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849 10461]
     testutil.go:2330: got gzip streams:
@@ -26745,49 +28556,23 @@
     testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 10461 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001ac1STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 2112, NextOffset: 5429
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 514, NextOffset: 547
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty5 .no.prefetch.landmark foo3 foo_empty4 foo6 foo foo_empty foo2 foo_empty2 foo_empty3] vs [foo2 foo3 foo4 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo_empty3 foo_empty5 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 131, NextOffset: 168
-    testutil.go:509: Offset: 381, NextOffset: 669
-    testutil.go:509: Offset: 168, NextOffset: 456
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:509: Offset: 113, NextOffset: 224
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 669, NextOffset: 706
-    testutil.go:509: Offset: 456, NextOffset: 493
-    testutil.go:509: Offset: 706, NextOffset: 1029
-    testutil.go:509: Offset: 493, NextOffset: 782
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1108, NextOffset: 1145
-    testutil.go:509: Offset: 1426, NextOffset: 1715
-    testutil.go:509: Offset: 1145, NextOffset: 1434
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1715, NextOffset: 1752
-    testutil.go:509: Offset: 1434, NextOffset: 1471
-    testutil.go:509: Offset: 1752, NextOffset: 2075
-    testutil.go:509: Offset: 1471, NextOffset: 1760
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1029, NextOffset: 1066
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 1066, NextOffset: 1389
-    testutil.go:509: Offset: 819, NextOffset: 1108
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2075, NextOffset: 2112
-    testutil.go:509: Offset: 1760, NextOffset: 1797
-    testutil.go:509: Offset: 2112, NextOffset: 5429
-    testutil.go:509: Offset: 1797, NextOffset: 4992
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 224, NextOffset: 257
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:509: Offset: 257, NextOffset: 369
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973 11585]
     testutil.go:2330: got gzip streams:
@@ -26800,9 +28585,6 @@
     testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 11585 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001f25STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849 10461]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -26814,6 +28596,8 @@
     testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 10461 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001ac1STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973 11585]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -26836,84 +28620,99 @@
     testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 10461 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001ac1STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":831,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1123,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1160,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1452,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1489,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":675,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":712,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1040,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1077,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1404,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1441,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1733,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1770,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2097,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo5 foo_empty foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo2] vs [foo5 .no.prefetch.landmark foo2 foo3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2 foo_empty3]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 171, NextOffset: 463
-    testutil.go:509: Offset: 383, NextOffset: 675
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 463, NextOffset: 500
-    testutil.go:509: Offset: 675, NextOffset: 712
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973 11585]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 500, NextOffset: 794
-    testutil.go:509: Offset: 712, NextOffset: 1040
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 11585 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001f25STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo3 foo_empty3 foo_empty5 foo6 foo foo_empty foo2 foo_empty2] vs [foo foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo4 foo6]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 819, NextOffset: 852
+    testutil.go:509: Offset: 989, NextOffset: 1022
+    testutil.go:509: Offset: 852, NextOffset: 1473
+    testutil.go:509: Offset: 1022, NextOffset: 1715
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 118, NextOffset: 231
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:509: Offset: 362, NextOffset: 500
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 525, NextOffset: 558
+    testutil.go:509: Offset: 671, NextOffset: 704
+    testutil.go:509: Offset: 558, NextOffset: 672
+    testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1452, NextOffset: 1489
-    testutil.go:509: Offset: 1733, NextOffset: 1770
-    testutil.go:509: Offset: 1489, NextOffset: 1782
-    testutil.go:509: Offset: 1770, NextOffset: 2097
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:509: Offset: 851, NextOffset: 989
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 794, NextOffset: 831
-    testutil.go:509: Offset: 1040, NextOffset: 1077
-    testutil.go:509: Offset: 831, NextOffset: 1123
-    testutil.go:509: Offset: 1077, NextOffset: 1404
+    testutil.go:509: Offset: 378, NextOffset: 411
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 411, NextOffset: 525
+    testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo4 foo6] vs [foo3 foo_empty3 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1404, NextOffset: 1441
-    testutil.go:509: Offset: 1160, NextOffset: 1452
-    testutil.go:509: Offset: 1441, NextOffset: 1733
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:509: Offset: 705, NextOffset: 819
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 671, NextOffset: 704
+    testutil.go:509: Offset: 525, NextOffset: 558
+    testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:509: Offset: 558, NextOffset: 672
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1782, NextOffset: 1819
-    testutil.go:509: Offset: 2097, NextOffset: 2134
-    testutil.go:509: Offset: 1819, NextOffset: 5046
-    testutil.go:509: Offset: 2134, NextOffset: 5483
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2 foo_empty3 foo5] vs [foo2 foo_empty2 foo5 foo_empty foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo]
+    testutil.go:509: Offset: 989, NextOffset: 1022
+    testutil.go:509: Offset: 819, NextOffset: 852
+    testutil.go:509: Offset: 1022, NextOffset: 1715
+    testutil.go:509: Offset: 852, NextOffset: 1473
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:509: Offset: 118, NextOffset: 231
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1733, NextOffset: 1770
-    testutil.go:509: Offset: 1452, NextOffset: 1489
-    testutil.go:509: Offset: 1770, NextOffset: 2097
-    testutil.go:509: Offset: 1489, NextOffset: 1782
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 675, NextOffset: 712
-    testutil.go:509: Offset: 463, NextOffset: 500
-    testutil.go:509: Offset: 712, NextOffset: 1040
-    testutil.go:509: Offset: 500, NextOffset: 794
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 362, NextOffset: 500
+    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 378, NextOffset: 411
+    testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:509: Offset: 411, NextOffset: 525
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849 10461]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
@@ -26922,32 +28721,7 @@
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 10461 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001ac1STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1040, NextOffset: 1077
-    testutil.go:509: Offset: 794, NextOffset: 831
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1077, NextOffset: 1404
-    testutil.go:509: Offset: 831, NextOffset: 1123
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1404, NextOffset: 1441
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1441, NextOffset: 1733
-    testutil.go:509: Offset: 1160, NextOffset: 1452
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2097, NextOffset: 2134
-    testutil.go:509: Offset: 1782, NextOffset: 1819
-    testutil.go:509: Offset: 2134, NextOffset: 5483
-    testutil.go:509: Offset: 1819, NextOffset: 5046
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 383, NextOffset: 675
-    testutil.go:509: Offset: 171, NextOffset: 463
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973 11585]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -26959,11 +28733,94 @@
     testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 11585 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001f25STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":131,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":168,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1108,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1145,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1760,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":344,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":669,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":706,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1029,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1066,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1389,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1426,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1715,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2075,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty2 foo5 foo6] vs [foo foo_empty foo_empty4 foo5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1434, NextOffset: 1471
+    testutil.go:509: Offset: 1715, NextOffset: 1752
+    testutil.go:509: Offset: 1471, NextOffset: 1760
+    testutil.go:509: Offset: 1752, NextOffset: 2075
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1760, NextOffset: 1797
+    testutil.go:509: Offset: 2075, NextOffset: 2112
+    testutil.go:509: Offset: 1797, NextOffset: 4992
+    testutil.go:509: Offset: 2112, NextOffset: 5429
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 456, NextOffset: 493
+    testutil.go:509: Offset: 669, NextOffset: 706
+    testutil.go:509: Offset: 493, NextOffset: 782
+    testutil.go:509: Offset: 706, NextOffset: 1029
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 1029, NextOffset: 1066
+    testutil.go:509: Offset: 819, NextOffset: 1108
+    testutil.go:509: Offset: 1066, NextOffset: 1389
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1108, NextOffset: 1145
+    testutil.go:509: Offset: 1389, NextOffset: 1426
+    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:509: Offset: 1426, NextOffset: 1715
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 131, NextOffset: 168
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 168, NextOffset: 456
+    testutil.go:509: Offset: 381, NextOffset: 669
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty4] vs [foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty2 foo5 foo6]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 669, NextOffset: 706
+    testutil.go:509: Offset: 456, NextOffset: 493
+    testutil.go:509: Offset: 706, NextOffset: 1029
+    testutil.go:509: Offset: 493, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1029, NextOffset: 1066
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 1066, NextOffset: 1389
+    testutil.go:509: Offset: 819, NextOffset: 1108
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1389, NextOffset: 1426
+    testutil.go:509: Offset: 1108, NextOffset: 1145
+    testutil.go:509: Offset: 1426, NextOffset: 1715
+    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 131, NextOffset: 168
+    testutil.go:509: Offset: 381, NextOffset: 669
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849 10461]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 168, NextOffset: 456
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1715, NextOffset: 1752
+    testutil.go:509: Offset: 1434, NextOffset: 1471
+    testutil.go:509: Offset: 1752, NextOffset: 2075
+    testutil.go:509: Offset: 1471, NextOffset: 1760
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2075, NextOffset: 2112
+    testutil.go:509: Offset: 1760, NextOffset: 1797
+    testutil.go:509: Offset: 2112, NextOffset: 5429
+    testutil.go:509: Offset: 1797, NextOffset: 4992
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
@@ -26971,6 +28828,7 @@
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 10461 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001ac1STARGZ"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973 11585]
     testutil.go:2330: got gzip streams:
@@ -26983,26 +28841,7 @@
     testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 11585 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001f25STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":459,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":496,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1111,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1148,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1765,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1033,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1070,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1395,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1432,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1759,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2084,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2121,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo_empty foo4 foo6] vs [foo_empty4 foo5 foo_empty5 foo_empty foo3 foo4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty3]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 170, NextOffset: 459
-    testutil.go:509: Offset: 383, NextOffset: 672
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 459, NextOffset: 496
-    testutil.go:509: Offset: 672, NextOffset: 709
-    testutil.go:509: Offset: 496, NextOffset: 785
-    testutil.go:509: Offset: 709, NextOffset: 1033
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 1033, NextOffset: 1070
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849 10461]
     testutil.go:2330: got gzip streams:
@@ -27014,92 +28853,26 @@
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 10461 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001ac1STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 822, NextOffset: 1111
-    testutil.go:509: Offset: 1070, NextOffset: 1395
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1438, NextOffset: 1475
-    testutil.go:509: Offset: 1722, NextOffset: 1759
-    testutil.go:509: Offset: 1475, NextOffset: 1765
-    testutil.go:509: Offset: 1759, NextOffset: 2084
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1111, NextOffset: 1148
-    testutil.go:509: Offset: 1395, NextOffset: 1432
-    testutil.go:509: Offset: 1148, NextOffset: 1438
-    testutil.go:509: Offset: 1432, NextOffset: 1722
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1765, NextOffset: 1802
-    testutil.go:509: Offset: 2084, NextOffset: 2121
-    testutil.go:509: Offset: 1802, NextOffset: 5013
-    testutil.go:509: Offset: 2121, NextOffset: 5456
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo5 foo_empty5 foo_empty foo3 foo4 foo6 .no.prefetch.landmark foo foo2 foo_empty2] vs [foo_empty5 foo_empty foo4 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2084, NextOffset: 2121
-    testutil.go:509: Offset: 1765, NextOffset: 1802
-    testutil.go:509: Offset: 2121, NextOffset: 5456
-    testutil.go:509: Offset: 1802, NextOffset: 5013
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 383, NextOffset: 672
-    testutil.go:509: Offset: 170, NextOffset: 459
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 672, NextOffset: 709
-    testutil.go:509: Offset: 459, NextOffset: 496
-    testutil.go:509: Offset: 709, NextOffset: 1033
-    testutil.go:509: Offset: 496, NextOffset: 785
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973 11585]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 11585 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001f25STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1722, NextOffset: 1759
-    testutil.go:509: Offset: 1438, NextOffset: 1475
-    testutil.go:509: Offset: 1759, NextOffset: 2084
-    testutil.go:509: Offset: 1475, NextOffset: 1765
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1033, NextOffset: 1070
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 1070, NextOffset: 1395
-    testutil.go:509: Offset: 822, NextOffset: 1111
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1395, NextOffset: 1432
-    testutil.go:509: Offset: 1111, NextOffset: 1148
-    testutil.go:509: Offset: 1432, NextOffset: 1722
-    testutil.go:509: Offset: 1148, NextOffset: 1438
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849 10461]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 3584
@@ -27126,64 +28899,85 @@
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 10461 in stargz, uncompressed length 0; extra="SG\x16\x000000000000001ac1STARGZ"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":465,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1125,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1162,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":677,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":714,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1407,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1444,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":831,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1123,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1160,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1452,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1489,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":675,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":712,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1040,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1077,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1404,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1441,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1733,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1770,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2097,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty4 foo foo_empty3 foo4 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 465, NextOffset: 502
-    testutil.go:509: Offset: 677, NextOffset: 714
-    testutil.go:509: Offset: 502, NextOffset: 795
-    testutil.go:509: Offset: 714, NextOffset: 1042
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 795, NextOffset: 832
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 832, NextOffset: 1125
-    testutil.go:509: Offset: 1079, NextOffset: 1407
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo6 foo_empty3 foo4 foo_empty4 foo5 foo_empty5] vs [foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 .no.prefetch.landmark foo foo_empty foo_empty4 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1125, NextOffset: 1162
-    testutil.go:509: Offset: 1407, NextOffset: 1444
-    testutil.go:509: Offset: 1162, NextOffset: 1456
-    testutil.go:509: Offset: 1444, NextOffset: 1738
+    testutil.go:509: Offset: 1123, NextOffset: 1160
+    testutil.go:509: Offset: 1404, NextOffset: 1441
+    testutil.go:509: Offset: 1160, NextOffset: 1452
+    testutil.go:509: Offset: 1441, NextOffset: 1733
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1456, NextOffset: 1493
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1493, NextOffset: 1787
-    testutil.go:509: Offset: 1775, NextOffset: 2103
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 1452, NextOffset: 1489
+    testutil.go:509: Offset: 1733, NextOffset: 1770
+    testutil.go:509: Offset: 1489, NextOffset: 1782
+    testutil.go:509: Offset: 1770, NextOffset: 2097
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1787, NextOffset: 1824
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1824, NextOffset: 5062
-    testutil.go:509: Offset: 2140, NextOffset: 5500
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 465
-    testutil.go:509: Offset: 384, NextOffset: 677
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 171, NextOffset: 463
+    testutil.go:509: Offset: 383, NextOffset: 675
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 463, NextOffset: 500
+    testutil.go:509: Offset: 675, NextOffset: 712
+    testutil.go:509: Offset: 500, NextOffset: 794
+    testutil.go:509: Offset: 712, NextOffset: 1040
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 794, NextOffset: 831
+    testutil.go:509: Offset: 1040, NextOffset: 1077
+    testutil.go:509: Offset: 831, NextOffset: 1123
+    testutil.go:509: Offset: 1077, NextOffset: 1404
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1782, NextOffset: 1819
+    testutil.go:509: Offset: 2097, NextOffset: 2134
+    testutil.go:509: Offset: 1819, NextOffset: 5046
+    testutil.go:509: Offset: 2134, NextOffset: 5483
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty4 foo foo_empty3 foo4 foo5 foo_empty5] vs [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo5 .no.prefetch.landmark foo foo_empty foo_empty4 foo_empty5 foo6 foo2 foo_empty2] vs [foo2 foo_empty2 foo3 foo6 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 677
-    testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 383, NextOffset: 675
+    testutil.go:509: Offset: 171, NextOffset: 463
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2097, NextOffset: 2134
+    testutil.go:509: Offset: 1782, NextOffset: 1819
+    testutil.go:509: Offset: 2134, NextOffset: 5483
+    testutil.go:509: Offset: 1819, NextOffset: 5046
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 675, NextOffset: 712
+    testutil.go:509: Offset: 463, NextOffset: 500
+    testutil.go:509: Offset: 712, NextOffset: 1040
+    testutil.go:509: Offset: 500, NextOffset: 794
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1040, NextOffset: 1077
+    testutil.go:509: Offset: 794, NextOffset: 831
+    testutil.go:509: Offset: 1077, NextOffset: 1404
+    testutil.go:509: Offset: 831, NextOffset: 1123
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1407, NextOffset: 1444
-    testutil.go:509: Offset: 1125, NextOffset: 1162
-    testutil.go:509: Offset: 1444, NextOffset: 1738
-    testutil.go:509: Offset: 1162, NextOffset: 1456
+    testutil.go:509: Offset: 1404, NextOffset: 1441
+    testutil.go:509: Offset: 1123, NextOffset: 1160
+    testutil.go:509: Offset: 1441, NextOffset: 1733
+    testutil.go:509: Offset: 1160, NextOffset: 1452
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1456, NextOffset: 1493
+    testutil.go:509: Offset: 1733, NextOffset: 1770
+    testutil.go:509: Offset: 1452, NextOffset: 1489
+    testutil.go:509: Offset: 1770, NextOffset: 2097
+    testutil.go:509: Offset: 1489, NextOffset: 1782
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 248 389 535 650 706 1086]
     testutil.go:2330: got gzip streams:
@@ -27192,36 +28986,11 @@
     testutil.go:2349:   [2] at 248 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 389 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 535 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1775, NextOffset: 2103
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [5] at 650 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 706 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1086 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002c2STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1493, NextOffset: 1787
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1787, NextOffset: 1824
-    testutil.go:509: Offset: 2140, NextOffset: 5500
-    testutil.go:509: Offset: 1824, NextOffset: 5062
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 677, NextOffset: 714
-    testutil.go:509: Offset: 465, NextOffset: 502
-    testutil.go:509: Offset: 714, NextOffset: 1042
-    testutil.go:509: Offset: 502, NextOffset: 795
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 795, NextOffset: 832
-    testutil.go:509: Offset: 1079, NextOffset: 1407
-    testutil.go:509: Offset: 832, NextOffset: 1125
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 248 389 535 650 703 1083]
     testutil.go:2330: got gzip streams:
@@ -27234,6 +29003,54 @@
     testutil.go:2349:   [6] at 703 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1083 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002bfSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":459,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":496,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1111,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1148,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1765,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1033,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1070,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1395,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1432,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1759,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2084,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2121,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo6 foo2 foo_empty3 foo5] vs [foo6 foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo3 foo_empty4]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1111, NextOffset: 1148
+    testutil.go:509: Offset: 1395, NextOffset: 1432
+    testutil.go:509: Offset: 1148, NextOffset: 1438
+    testutil.go:509: Offset: 1432, NextOffset: 1722
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1765, NextOffset: 1802
+    testutil.go:509: Offset: 2084, NextOffset: 2121
+    testutil.go:509: Offset: 1802, NextOffset: 5013
+    testutil.go:509: Offset: 2121, NextOffset: 5456
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 459, NextOffset: 496
+    testutil.go:509: Offset: 672, NextOffset: 709
+    testutil.go:509: Offset: 496, NextOffset: 785
+    testutil.go:509: Offset: 709, NextOffset: 1033
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1438, NextOffset: 1475
+    testutil.go:509: Offset: 1722, NextOffset: 1759
+    testutil.go:509: Offset: 1475, NextOffset: 1765
+    testutil.go:509: Offset: 1759, NextOffset: 2084
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 170, NextOffset: 459
+    testutil.go:509: Offset: 383, NextOffset: 672
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 1033, NextOffset: 1070
+    testutil.go:509: Offset: 822, NextOffset: 1111
+    testutil.go:509: Offset: 1070, NextOffset: 1395
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo3 foo_empty4 foo6 foo_empty foo2 foo_empty2] vs [foo4 foo_empty4 foo_empty5 foo6 foo2 foo_empty3 foo5 foo foo_empty foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 383, NextOffset: 672
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 132 248 389 535 650 706 1086]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -27244,108 +29061,53 @@
     testutil.go:2349:   [5] at 650 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 706 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1086 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002c2STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":460,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":497,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":825,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1116,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1153,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1444,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1481,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":345,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1035,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1072,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1398,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1435,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1726,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1763,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2088,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2125,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo_empty3 foo4] vs [foo_empty2 foo4 foo_empty4 foo5 .no.prefetch.landmark foo3 foo_empty3 foo_empty5 foo6 foo foo_empty foo2]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 170, NextOffset: 459
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 788, NextOffset: 825
-    testutil.go:509: Offset: 1035, NextOffset: 1072
-    testutil.go:509: Offset: 825, NextOffset: 1116
-    testutil.go:509: Offset: 1072, NextOffset: 1398
+    testutil.go:509: Offset: 1033, NextOffset: 1070
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 1070, NextOffset: 1395
+    testutil.go:509: Offset: 822, NextOffset: 1111
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1444, NextOffset: 1481
-    testutil.go:509: Offset: 1726, NextOffset: 1763
-    testutil.go:509: Offset: 1481, NextOffset: 1772
-    testutil.go:509: Offset: 1763, NextOffset: 2088
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1116, NextOffset: 1153
-    testutil.go:509: Offset: 1398, NextOffset: 1435
-    testutil.go:509: Offset: 1153, NextOffset: 1444
-    testutil.go:509: Offset: 1435, NextOffset: 1726
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1772, NextOffset: 1809
-    testutil.go:509: Offset: 2088, NextOffset: 2125
-    testutil.go:509: Offset: 1809, NextOffset: 5004
-    testutil.go:509: Offset: 2125, NextOffset: 5442
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 170, NextOffset: 460
-    testutil.go:509: Offset: 382, NextOffset: 672
+    testutil.go:509: Offset: 2084, NextOffset: 2121
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1765, NextOffset: 1802
+    testutil.go:509: Offset: 2121, NextOffset: 5456
+    testutil.go:509: Offset: 1802, NextOffset: 5013
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 132 248 389 535 650 703 1083]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 672, NextOffset: 709
+    testutil.go:509: Offset: 459, NextOffset: 496
+    testutil.go:509: Offset: 709, NextOffset: 1033
+    testutil.go:509: Offset: 496, NextOffset: 785
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1395, NextOffset: 1432
+    testutil.go:509: Offset: 1111, NextOffset: 1148
+    testutil.go:509: Offset: 1432, NextOffset: 1722
+    testutil.go:509: Offset: 1148, NextOffset: 1438
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1722, NextOffset: 1759
+    testutil.go:509: Offset: 1438, NextOffset: 1475
+    testutil.go:509: Offset: 1759, NextOffset: 2084
+    testutil.go:509: Offset: 1475, NextOffset: 1765
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 132 248 389 535 650 703 1083]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 460, NextOffset: 497
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 248 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 389 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 672, NextOffset: 709
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [4] at 535 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 650 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 703 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1083 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002bfSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 497, NextOffset: 788
-    testutil.go:509: Offset: 709, NextOffset: 1035
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 .no.prefetch.landmark foo3 foo_empty3 foo_empty5 foo6] vs [foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2088, NextOffset: 2125
-    testutil.go:509: Offset: 1772, NextOffset: 1809
-    testutil.go:509: Offset: 2125, NextOffset: 5442
-    testutil.go:509: Offset: 1809, NextOffset: 5004
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 382, NextOffset: 672
-    testutil.go:509: Offset: 170, NextOffset: 460
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 672, NextOffset: 709
-    testutil.go:509: Offset: 460, NextOffset: 497
-    testutil.go:509: Offset: 709, NextOffset: 1035
-    testutil.go:509: Offset: 497, NextOffset: 788
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1398, NextOffset: 1435
-    testutil.go:509: Offset: 1116, NextOffset: 1153
-    testutil.go:509: Offset: 1435, NextOffset: 1726
-    testutil.go:509: Offset: 1153, NextOffset: 1444
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1726, NextOffset: 1763
-    testutil.go:509: Offset: 1444, NextOffset: 1481
-    testutil.go:509: Offset: 1763, NextOffset: 2088
-    testutil.go:509: Offset: 1481, NextOffset: 1772
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1035, NextOffset: 1072
-    testutil.go:509: Offset: 788, NextOffset: 825
-    testutil.go:509: Offset: 1072, NextOffset: 1398
-    testutil.go:509: Offset: 825, NextOffset: 1116
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 131 248 389 533 649 705 1082]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -27368,115 +29130,76 @@
     testutil.go:2349:   [6] at 702 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1079 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002beSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":833,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1127,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1164,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1457,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1494,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1825,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":676,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":713,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1408,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1445,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty2 foo4 foo_empty4] vs [foo_empty4 foo5 foo6 foo2 foo3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 464, NextOffset: 501
-    testutil.go:509: Offset: 676, NextOffset: 713
-    testutil.go:509: Offset: 501, NextOffset: 796
-    testutil.go:509: Offset: 713, NextOffset: 1042
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 796, NextOffset: 833
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 833, NextOffset: 1127
-    testutil.go:509: Offset: 1079, NextOffset: 1408
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1457, NextOffset: 1494
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 250 393 541 658 714 1098]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1494, NextOffset: 1788
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [3] at 393 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 658 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 714 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1098 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002caSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1775, NextOffset: 2103
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1788, NextOffset: 1825
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1825, NextOffset: 5052
-    testutil.go:509: Offset: 2140, NextOffset: 5489
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 171, NextOffset: 464
-    testutil.go:509: Offset: 383, NextOffset: 676
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1127, NextOffset: 1164
-    testutil.go:509: Offset: 1408, NextOffset: 1445
-    testutil.go:509: Offset: 1164, NextOffset: 1457
-    testutil.go:509: Offset: 1445, NextOffset: 1738
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 132 250 393 541 658 711 1095]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 393 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 658 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 711 in stargz, uncompressed length 3584
+    testutil.go:2349:   [7] at 1095 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002c7STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":465,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1125,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1162,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":677,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":714,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1407,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1444,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo2 foo3 foo4 foo_empty5] vs [foo3 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty2 foo4 foo_empty4 foo_empty foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty5] vs [foo2 foo_empty2 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo3 foo4 foo5 foo_empty5 foo foo_empty]
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 676, NextOffset: 713
-    testutil.go:509: Offset: 464, NextOffset: 501
-    testutil.go:509: Offset: 713, NextOffset: 1042
-    testutil.go:509: Offset: 501, NextOffset: 796
+    testutil.go:509: Offset: 465, NextOffset: 502
+    testutil.go:509: Offset: 677, NextOffset: 714
+    testutil.go:509: Offset: 502, NextOffset: 795
+    testutil.go:509: Offset: 714, NextOffset: 1042
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 795, NextOffset: 832
     testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 796, NextOffset: 833
-    testutil.go:509: Offset: 1079, NextOffset: 1408
-    testutil.go:509: Offset: 833, NextOffset: 1127
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1408, NextOffset: 1445
-    testutil.go:509: Offset: 1127, NextOffset: 1164
-    testutil.go:509: Offset: 1445, NextOffset: 1738
-    testutil.go:509: Offset: 1164, NextOffset: 1457
+    testutil.go:509: Offset: 832, NextOffset: 1125
+    testutil.go:509: Offset: 1079, NextOffset: 1407
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 383, NextOffset: 676
-    testutil.go:509: Offset: 171, NextOffset: 464
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:509: Offset: 384, NextOffset: 677
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1125, NextOffset: 1162
+    testutil.go:509: Offset: 1407, NextOffset: 1444
+    testutil.go:509: Offset: 1162, NextOffset: 1456
+    testutil.go:509: Offset: 1444, NextOffset: 1738
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1456, NextOffset: 1493
     testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1457, NextOffset: 1494
+    testutil.go:509: Offset: 1493, NextOffset: 1787
     testutil.go:509: Offset: 1775, NextOffset: 2103
-    testutil.go:509: Offset: 1494, NextOffset: 1788
     testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1787, NextOffset: 1824
     testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1788, NextOffset: 1825
-    testutil.go:509: Offset: 2140, NextOffset: 5489
-    testutil.go:509: Offset: 1825, NextOffset: 5052
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 132 250 393 541 658 711 1095]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 393 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 658 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 711 in stargz, uncompressed length 3584
-    testutil.go:2349:   [7] at 1095 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002c7STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01
+    testutil.go:509: Offset: 1824, NextOffset: 5062
+    testutil.go:509: Offset: 2140, NextOffset: 5500
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "" vs ""
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 132 250 393 541 658 714 1098]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo3 foo4 foo5 foo_empty5 foo foo_empty foo2 foo_empty2] vs [foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty5 foo foo_empty3 foo4]
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
@@ -27487,6 +29210,45 @@
     testutil.go:2349:   [6] at 714 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1098 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002caSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1787, NextOffset: 1824
+    testutil.go:509: Offset: 2140, NextOffset: 5500
+    testutil.go:509: Offset: 1824, NextOffset: 5062
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1042, NextOffset: 1079
+    testutil.go:509: Offset: 795, NextOffset: 832
+    testutil.go:509: Offset: 1079, NextOffset: 1407
+    testutil.go:509: Offset: 832, NextOffset: 1125
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1407, NextOffset: 1444
+    testutil.go:509: Offset: 1125, NextOffset: 1162
+    testutil.go:509: Offset: 1444, NextOffset: 1738
+    testutil.go:509: Offset: 1162, NextOffset: 1456
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+    testutil.go:509: Offset: 1456, NextOffset: 1493
+    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:509: Offset: 1493, NextOffset: 1787
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 677
+    testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 677, NextOffset: 714
+    testutil.go:509: Offset: 465, NextOffset: 502
+    testutil.go:509: Offset: 714, NextOffset: 1042
+    testutil.go:509: Offset: 502, NextOffset: 795
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 132 250 393 541 658 711 1095]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -27498,103 +29260,18 @@
     testutil.go:2349:   [6] at 711 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1095 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002c7STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":462,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1119,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1156,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1448,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1485,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1814,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":674,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":711,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1037,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1074,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1400,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1437,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1729,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1766,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2093,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo6 foo foo4 foo5 foo_empty5] vs [foo5 foo_empty5 foo6 foo foo_empty foo3 foo_empty3 foo_empty4 .no.prefetch.landmark foo2 foo_empty2 foo4]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 462
-    testutil.go:509: Offset: 384, NextOffset: 674
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1119, NextOffset: 1156
-    testutil.go:509: Offset: 1400, NextOffset: 1437
-    testutil.go:509: Offset: 1156, NextOffset: 1448
-    testutil.go:509: Offset: 1437, NextOffset: 1729
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1448, NextOffset: 1485
-    testutil.go:509: Offset: 1729, NextOffset: 1766
-    testutil.go:509: Offset: 1485, NextOffset: 1777
-    testutil.go:509: Offset: 1766, NextOffset: 2093
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 462, NextOffset: 499
-    testutil.go:509: Offset: 674, NextOffset: 711
-    testutil.go:509: Offset: 499, NextOffset: 790
-    testutil.go:509: Offset: 711, NextOffset: 1037
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 790, NextOffset: 827
-    testutil.go:509: Offset: 1037, NextOffset: 1074
-    testutil.go:509: Offset: 827, NextOffset: 1119
-    testutil.go:509: Offset: 1074, NextOffset: 1400
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1777, NextOffset: 1814
-    testutil.go:509: Offset: 2093, NextOffset: 2130
-    testutil.go:509: Offset: 1814, NextOffset: 5025
-    testutil.go:509: Offset: 2130, NextOffset: 5465
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo4 foo5 foo_empty5 foo6 foo foo_empty foo3 foo_empty3 foo_empty4] vs [foo4 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo6 foo]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2093, NextOffset: 2130
-    testutil.go:509: Offset: 1777, NextOffset: 1814
-    testutil.go:509: Offset: 2130, NextOffset: 5465
-    testutil.go:509: Offset: 1814, NextOffset: 5025
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 674
-    testutil.go:509: Offset: 172, NextOffset: 462
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1037, NextOffset: 1074
-    testutil.go:509: Offset: 790, NextOffset: 827
-    testutil.go:509: Offset: 1074, NextOffset: 1400
-    testutil.go:509: Offset: 827, NextOffset: 1119
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 674, NextOffset: 711
-    testutil.go:509: Offset: 462, NextOffset: 499
-    testutil.go:509: Offset: 711, NextOffset: 1037
-    testutil.go:509: Offset: 499, NextOffset: 790
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 133 252 396 543 661 717 1098]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 252 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 396 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1400, NextOffset: 1437
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [4] at 543 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 661 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 717 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1098 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002cdSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1119, NextOffset: 1156
-    testutil.go:509: Offset: 1437, NextOffset: 1729
-    testutil.go:509: Offset: 1156, NextOffset: 1448
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1729, NextOffset: 1766
-    testutil.go:509: Offset: 1448, NextOffset: 1485
-    testutil.go:509: Offset: 1766, NextOffset: 2093
-    testutil.go:509: Offset: 1485, NextOffset: 1777
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 133 252 396 543 661 714 1095]
     testutil.go:2330: got gzip streams:
@@ -27618,8 +29295,6 @@
     testutil.go:2349:   [6] at 714 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1101 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002caSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 249 392 541 658 711 1098]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -27631,108 +29306,99 @@
     testutil.go:2349:   [6] at 711 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1098 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002c7STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":467,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":800,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1466,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1503,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":348,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":680,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":717,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1047,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1084,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1414,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1451,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1747,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1784,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2114,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2151,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":131,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":168,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1108,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1145,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1760,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":344,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":669,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":706,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1029,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1066,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1389,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1426,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1715,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2075,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo_empty foo2] vs [foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo6 foo2 foo4 foo5]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1108, NextOffset: 1145
+    testutil.go:509: Offset: 1389, NextOffset: 1426
+    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:509: Offset: 1426, NextOffset: 1715
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1760, NextOffset: 1797
+    testutil.go:509: Offset: 2075, NextOffset: 2112
+    testutil.go:509: Offset: 1797, NextOffset: 4992
+    testutil.go:509: Offset: 2112, NextOffset: 5429
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 456, NextOffset: 493
+    testutil.go:509: Offset: 669, NextOffset: 706
+    testutil.go:509: Offset: 493, NextOffset: 782
+    testutil.go:509: Offset: 706, NextOffset: 1029
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1434, NextOffset: 1471
+    testutil.go:509: Offset: 1715, NextOffset: 1752
+    testutil.go:509: Offset: 1471, NextOffset: 1760
+    testutil.go:509: Offset: 1752, NextOffset: 2075
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 131, NextOffset: 168
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 168, NextOffset: 456
+    testutil.go:509: Offset: 381, NextOffset: 669
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 1029, NextOffset: 1066
+    testutil.go:509: Offset: 819, NextOffset: 1108
+    testutil.go:509: Offset: 1066, NextOffset: 1389
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo foo2 foo_empty4 foo5 foo_empty5 foo6] vs [foo2 foo4 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo6 foo2 foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty2] vs [foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo_empty foo2 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 800, NextOffset: 837
-    testutil.go:509: Offset: 1047, NextOffset: 1084
-    testutil.go:509: Offset: 837, NextOffset: 1133
-    testutil.go:509: Offset: 1084, NextOffset: 1414
+    testutil.go:509: Offset: 1029, NextOffset: 1066
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 1066, NextOffset: 1389
+    testutil.go:509: Offset: 819, NextOffset: 1108
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1133, NextOffset: 1170
-    testutil.go:509: Offset: 1414, NextOffset: 1451
-    testutil.go:509: Offset: 1170, NextOffset: 1466
-    testutil.go:509: Offset: 1451, NextOffset: 1747
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 348, NextOffset: 385
-    testutil.go:509: Offset: 172, NextOffset: 467
-    testutil.go:509: Offset: 385, NextOffset: 680
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 467, NextOffset: 504
-    testutil.go:509: Offset: 680, NextOffset: 717
-    testutil.go:509: Offset: 504, NextOffset: 800
-    testutil.go:509: Offset: 717, NextOffset: 1047
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2075, NextOffset: 2112
+    testutil.go:509: Offset: 1760, NextOffset: 1797
+    testutil.go:509: Offset: 2112, NextOffset: 5429
+    testutil.go:509: Offset: 1797, NextOffset: 4992
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 669, NextOffset: 706
+    testutil.go:509: Offset: 456, NextOffset: 493
+    testutil.go:509: Offset: 706, NextOffset: 1029
+    testutil.go:509: Offset: 493, NextOffset: 782
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1389, NextOffset: 1426
+    testutil.go:509: Offset: 1108, NextOffset: 1145
+    testutil.go:509: Offset: 1426, NextOffset: 1715
+    testutil.go:509: Offset: 1145, NextOffset: 1434
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1466, NextOffset: 1503
-    testutil.go:509: Offset: 1747, NextOffset: 1784
-    testutil.go:509: Offset: 1503, NextOffset: 1799
-    testutil.go:509: Offset: 1784, NextOffset: 2114
+    testutil.go:509: Offset: 1715, NextOffset: 1752
+    testutil.go:509: Offset: 1434, NextOffset: 1471
+    testutil.go:509: Offset: 1752, NextOffset: 2075
+    testutil.go:509: Offset: 1471, NextOffset: 1760
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1799, NextOffset: 1836
-    testutil.go:509: Offset: 2114, NextOffset: 2151
-    testutil.go:509: Offset: 1836, NextOffset: 5075
-    testutil.go:509: Offset: 2151, NextOffset: 5510
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 131, NextOffset: 168
+    testutil.go:509: Offset: 381, NextOffset: 669
+    testutil.go:509: Offset: 168, NextOffset: 456
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo4 foo6] vs [foo4 foo foo2 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1047, NextOffset: 1084
-    testutil.go:509: Offset: 800, NextOffset: 837
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 133 249 392 541 658 714 1101]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1084, NextOffset: 1414
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 837, NextOffset: 1133
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1747, NextOffset: 1784
-    testutil.go:509: Offset: 1466, NextOffset: 1503
-    testutil.go:509: Offset: 1784, NextOffset: 2114
-    testutil.go:509: Offset: 1503, NextOffset: 1799
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [2] at 249 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 680, NextOffset: 717
-    testutil.go:509: Offset: 467, NextOffset: 504
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [3] at 392 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 717, NextOffset: 1047
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 658 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 714 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1101 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002caSTARGZ"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 504, NextOffset: 800
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1414, NextOffset: 1451
-    testutil.go:509: Offset: 1133, NextOffset: 1170
-    testutil.go:509: Offset: 1451, NextOffset: 1747
-    testutil.go:509: Offset: 1170, NextOffset: 1466
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2114, NextOffset: 2151
-    testutil.go:509: Offset: 1799, NextOffset: 1836
-    testutil.go:509: Offset: 2151, NextOffset: 5510
-    testutil.go:509: Offset: 1836, NextOffset: 5075
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 348, NextOffset: 385
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 385, NextOffset: 680
-    testutil.go:509: Offset: 172, NextOffset: 467
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 133 249 392 541 658 711 1098]
     testutil.go:2330: got gzip streams:
@@ -27745,117 +29411,110 @@
     testutil.go:2349:   [6] at 711 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1098 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002c7STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 133 250 394 542 660 716 1102]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [3] at 394 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 542 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 660 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 716 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1102 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002ccSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":831,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1123,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1160,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1452,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1489,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":675,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":712,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1040,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1077,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1404,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1441,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1733,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1770,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2097,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo_empty4 foo5 foo6] vs [foo4 foo_empty4 foo5 .no.prefetch.landmark foo_empty2 foo_empty3 foo_empty5 foo6 foo foo_empty foo2 foo3]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty4 foo_empty5 foo foo_empty foo3 foo_empty3 foo4 foo5 foo6 foo2] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo6 foo foo4 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 171, NextOffset: 463
+    testutil.go:509: Offset: 383, NextOffset: 675
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 794, NextOffset: 831
+    testutil.go:509: Offset: 1040, NextOffset: 1077
+    testutil.go:509: Offset: 831, NextOffset: 1123
+    testutil.go:509: Offset: 1077, NextOffset: 1404
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 1123, NextOffset: 1160
+    testutil.go:509: Offset: 1404, NextOffset: 1441
+    testutil.go:509: Offset: 1160, NextOffset: 1452
+    testutil.go:509: Offset: 1441, NextOffset: 1733
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 1452, NextOffset: 1489
+    testutil.go:509: Offset: 1733, NextOffset: 1770
+    testutil.go:509: Offset: 1489, NextOffset: 1782
+    testutil.go:509: Offset: 1770, NextOffset: 2097
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1782, NextOffset: 1819
+    testutil.go:509: Offset: 2097, NextOffset: 2134
+    testutil.go:509: Offset: 1819, NextOffset: 5046
+    testutil.go:509: Offset: 2134, NextOffset: 5483
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 463, NextOffset: 500
+    testutil.go:509: Offset: 675, NextOffset: 712
+    testutil.go:509: Offset: 500, NextOffset: 794
+    testutil.go:509: Offset: 712, NextOffset: 1040
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo_empty2 foo_empty3 foo_empty5 foo6] vs [foo_empty5 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:401: Directory: "" vs "": [foo6 foo foo4 foo_empty4 foo5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty5] vs [foo5 foo6 foo2 foo_empty2 foo_empty4 foo_empty5 foo foo_empty foo3 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 675, NextOffset: 712
+    testutil.go:509: Offset: 463, NextOffset: 500
+    testutil.go:509: Offset: 712, NextOffset: 1040
+    testutil.go:509: Offset: 500, NextOffset: 794
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1040, NextOffset: 1077
+    testutil.go:509: Offset: 794, NextOffset: 831
+    testutil.go:509: Offset: 1077, NextOffset: 1404
+    testutil.go:509: Offset: 831, NextOffset: 1123
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2097, NextOffset: 2134
+    testutil.go:509: Offset: 1782, NextOffset: 1819
+    testutil.go:509: Offset: 2134, NextOffset: 5483
+    testutil.go:509: Offset: 1819, NextOffset: 5046
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 383, NextOffset: 675
+    testutil.go:509: Offset: 171, NextOffset: 463
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1404, NextOffset: 1441
+    testutil.go:509: Offset: 1123, NextOffset: 1160
+    testutil.go:509: Offset: 1441, NextOffset: 1733
+    testutil.go:509: Offset: 1160, NextOffset: 1452
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1733, NextOffset: 1770
+    testutil.go:509: Offset: 1452, NextOffset: 1489
+    testutil.go:509: Offset: 1770, NextOffset: 2097
+    testutil.go:509: Offset: 1489, NextOffset: 1782
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 133 250 394 542 660 713 1099]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 394 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 542 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [5] at 660 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 713 in stargz, uncompressed length 3584
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [7] at 1099 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002c9STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 134 253 398 547 665 721 1114]
     testutil.go:2330: got gzip streams:
@@ -27879,7 +29538,7 @@
     testutil.go:2349:   [6] at 718 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1111 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002ceSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 134 253 398 547 665 721 1114]
     testutil.go:2330: got gzip streams:
@@ -27887,93 +29546,88 @@
     testutil.go:2349:   [1] at 134 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 253 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 398 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty5 foo_empty foo2 foo_empty4 foo5 foo6 foo foo_empty2 foo3] vs [foo_empty3 foo5 foo_empty5 foo3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [4] at 547 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 665 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 721 in stargz, uncompressed length 3584
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [7] at 1114 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002d1STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":459,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":496,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1111,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1148,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1765,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1033,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1070,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1395,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1432,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1759,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2084,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2121,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo5 foo_empty5 foo3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo2] vs [foo_empty4 foo5 foo6 foo foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo_empty foo2]
+    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo5 foo3 foo4 foo_empty4 foo_empty5] vs [foo_empty4 foo5 foo6 foo foo_empty foo2 foo4 foo_empty5 .no.prefetch.landmark foo_empty2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1765, NextOffset: 1802
+    testutil.go:509: Offset: 2084, NextOffset: 2121
+    testutil.go:509: Offset: 1802, NextOffset: 5013
+    testutil.go:509: Offset: 2121, NextOffset: 5456
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 170, NextOffset: 459
+    testutil.go:509: Offset: 383, NextOffset: 672
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 459, NextOffset: 496
+    testutil.go:509: Offset: 672, NextOffset: 709
+    testutil.go:509: Offset: 496, NextOffset: 785
+    testutil.go:509: Offset: 709, NextOffset: 1033
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 1438, NextOffset: 1475
+    testutil.go:509: Offset: 1722, NextOffset: 1759
+    testutil.go:509: Offset: 1475, NextOffset: 1765
+    testutil.go:509: Offset: 1759, NextOffset: 2084
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 1033, NextOffset: 1070
+    testutil.go:509: Offset: 822, NextOffset: 1111
+    testutil.go:509: Offset: 1070, NextOffset: 1395
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 1111, NextOffset: 1148
+    testutil.go:509: Offset: 1395, NextOffset: 1432
+    testutil.go:509: Offset: 1148, NextOffset: 1438
+    testutil.go:509: Offset: 1432, NextOffset: 1722
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo4 foo_empty5 .no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6] vs [foo_empty2 foo_empty3 foo5 foo3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo2]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1033, NextOffset: 1070
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 1070, NextOffset: 1395
+    testutil.go:509: Offset: 822, NextOffset: 1111
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1722, NextOffset: 1759
+    testutil.go:509: Offset: 1438, NextOffset: 1475
+    testutil.go:509: Offset: 1759, NextOffset: 2084
+    testutil.go:509: Offset: 1475, NextOffset: 1765
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 2084, NextOffset: 2121
+    testutil.go:509: Offset: 1765, NextOffset: 1802
+    testutil.go:509: Offset: 2121, NextOffset: 5456
+    testutil.go:509: Offset: 1802, NextOffset: 5013
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 383, NextOffset: 672
+    testutil.go:509: Offset: 170, NextOffset: 459
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 672, NextOffset: 709
+    testutil.go:509: Offset: 459, NextOffset: 496
+    testutil.go:509: Offset: 709, NextOffset: 1033
+    testutil.go:509: Offset: 496, NextOffset: 785
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1395, NextOffset: 1432
+    testutil.go:509: Offset: 1111, NextOffset: 1148
+    testutil.go:509: Offset: 1432, NextOffset: 1722
+    testutil.go:509: Offset: 1148, NextOffset: 1438
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 134 253 398 547 665 718 1111]
     testutil.go:2330: got gzip streams:
@@ -27986,7 +29640,8 @@
     testutil.go:2349:   [6] at 718 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1111 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002ceSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 134 254 397 546 664 720 1107]
     testutil.go:2330: got gzip streams:
@@ -28010,103 +29665,98 @@
     testutil.go:2349:   [6] at 717 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 1104 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002cdSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":465,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1125,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1162,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":677,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":714,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1407,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1444,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty foo2 foo_empty3 foo4 foo6 foo_empty2 foo3 foo_empty4 foo5] vs [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty2 foo4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo5 foo_empty5 foo2 foo3 foo_empty3 foo4 foo_empty4 foo6] vs [foo_empty foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 465, NextOffset: 502
+    testutil.go:509: Offset: 677, NextOffset: 714
+    testutil.go:509: Offset: 502, NextOffset: 795
+    testutil.go:509: Offset: 714, NextOffset: 1042
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 795, NextOffset: 832
+    testutil.go:509: Offset: 1042, NextOffset: 1079
+    testutil.go:509: Offset: 832, NextOffset: 1125
+    testutil.go:509: Offset: 1079, NextOffset: 1407
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 1125, NextOffset: 1162
+    testutil.go:509: Offset: 1407, NextOffset: 1444
+    testutil.go:509: Offset: 1162, NextOffset: 1456
+    testutil.go:509: Offset: 1444, NextOffset: 1738
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 1787, NextOffset: 1824
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1824, NextOffset: 5062
+    testutil.go:509: Offset: 2140, NextOffset: 5500
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:509: Offset: 384, NextOffset: 677
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1456, NextOffset: 1493
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+    testutil.go:509: Offset: 1493, NextOffset: 1787
+    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5] vs [foo5 foo_empty5 foo foo_empty foo2 foo_empty3 foo4 foo6 foo_empty2 foo3 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty3 foo4 foo_empty5 foo6] vs [foo4 foo_empty4 foo6 foo foo_empty foo_empty2 foo5 foo_empty5 foo2 foo3 foo_empty3]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 677
+    testutil.go:509: Offset: 172, NextOffset: 465
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 677, NextOffset: 714
+    testutil.go:509: Offset: 465, NextOffset: 502
+    testutil.go:509: Offset: 714, NextOffset: 1042
+    testutil.go:509: Offset: 502, NextOffset: 795
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:509: Offset: 1042, NextOffset: 1079
+    testutil.go:509: Offset: 795, NextOffset: 832
+    testutil.go:509: Offset: 1079, NextOffset: 1407
+    testutil.go:509: Offset: 832, NextOffset: 1125
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+    testutil.go:509: Offset: 1456, NextOffset: 1493
+    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:509: Offset: 1493, NextOffset: 1787
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 1407, NextOffset: 1444
+    testutil.go:509: Offset: 1125, NextOffset: 1162
+    testutil.go:509: Offset: 1444, NextOffset: 1738
+    testutil.go:509: Offset: 1162, NextOffset: 1456
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 108 212 329 453 559 609 953]
-    testutil.go:2330: got gzip streams:
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1787, NextOffset: 1824
+    testutil.go:509: Offset: 2140, NextOffset: 5500
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1824, NextOffset: 5062
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 108 212 329 453 559 609 953]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 212 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 329 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 453 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [5] at 559 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 609 in stargz, uncompressed length 3584
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [7] at 953 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000261STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 8592, NextOffset: 14839
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 108 212 329 453 559 601 945]
     testutil.go:2330: got gzip streams:
@@ -28119,8 +29769,6 @@
     testutil.go:2349:   [6] at 601 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 945 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000259STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 108 212 329 453 559 609 953]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -28132,40 +29780,7 @@
     testutil.go:2349:   [6] at 609 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 953 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000261STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo4 foo_empty5 foo foo2] vs [foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo foo_empty2 foo4]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 108 212 329 453 559 601 945]
     testutil.go:2330: got gzip streams:
@@ -28175,61 +29790,89 @@
     testutil.go:2349:   [3] at 329 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 453 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 559 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [6] at 601 in stargz, uncompressed length 3584
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [7] at 945 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000259STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo foo_empty2 foo4 foo5 foo6] vs [foo_empty foo_empty2 foo4 foo_empty5 foo foo2 foo3 foo_empty3 foo_empty4 foo5 foo6]
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":460,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":497,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":825,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1116,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1153,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1444,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1481,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":345,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1035,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1072,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1398,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1435,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1726,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1763,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2088,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2125,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo foo2 foo_empty2 foo_empty3 foo_empty4 foo6 foo_empty foo3 foo4] vs [foo3 foo_empty3 .no.prefetch.landmark foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 170, NextOffset: 460
+    testutil.go:509: Offset: 382, NextOffset: 672
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 460, NextOffset: 497
+    testutil.go:509: Offset: 672, NextOffset: 709
+    testutil.go:509: Offset: 497, NextOffset: 788
+    testutil.go:509: Offset: 709, NextOffset: 1035
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1772, NextOffset: 1809
+    testutil.go:509: Offset: 2088, NextOffset: 2125
+    testutil.go:509: Offset: 1809, NextOffset: 5004
+    testutil.go:509: Offset: 2125, NextOffset: 5442
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 788, NextOffset: 825
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 825, NextOffset: 1116
+    testutil.go:509: Offset: 1072, NextOffset: 1398
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1116, NextOffset: 1153
+    testutil.go:509: Offset: 1398, NextOffset: 1435
+    testutil.go:509: Offset: 1153, NextOffset: 1444
+    testutil.go:509: Offset: 1435, NextOffset: 1726
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1444, NextOffset: 1481
+    testutil.go:509: Offset: 1726, NextOffset: 1763
+    testutil.go:509: Offset: 1481, NextOffset: 1772
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1763, NextOffset: 2088
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo3 foo_empty3] vs [foo_empty foo3 foo4 foo5 foo_empty5 foo foo2 foo_empty2 foo_empty3 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 672, NextOffset: 709
+    testutil.go:509: Offset: 460, NextOffset: 497
+    testutil.go:509: Offset: 709, NextOffset: 1035
+    testutil.go:509: Offset: 497, NextOffset: 788
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 1398, NextOffset: 1435
+    testutil.go:509: Offset: 1116, NextOffset: 1153
+    testutil.go:509: Offset: 1435, NextOffset: 1726
+    testutil.go:509: Offset: 1153, NextOffset: 1444
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 1726, NextOffset: 1763
+    testutil.go:509: Offset: 1444, NextOffset: 1481
+    testutil.go:509: Offset: 1763, NextOffset: 2088
+    testutil.go:509: Offset: 1481, NextOffset: 1772
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 2088, NextOffset: 2125
+    testutil.go:509: Offset: 1772, NextOffset: 1809
+    testutil.go:509: Offset: 2125, NextOffset: 5442
+    testutil.go:509: Offset: 1809, NextOffset: 5004
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 382, NextOffset: 672
+    testutil.go:509: Offset: 170, NextOffset: 460
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 788, NextOffset: 825
+    testutil.go:509: Offset: 1072, NextOffset: 1398
+    testutil.go:509: Offset: 825, NextOffset: 1116
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 107 210 326 449 554 604 949]
     testutil.go:2330: got gzip streams:
@@ -28253,52 +29896,12 @@
     testutil.go:2349:   [6] at 596 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 941 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000254STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo6 foo foo2 foo_empty3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty2 foo3] vs [foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo5 foo foo_empty]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":833,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1127,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1164,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1457,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1494,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1825,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 110 216 335 461 569 619 963]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 335 in stargz, uncompressed length 1536
@@ -28307,50 +29910,83 @@
     testutil.go:2349:   [6] at 619 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 963 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000026bSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":676,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":713,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1408,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1445,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo foo_empty2 foo4 foo_empty5] vs [foo4 foo5 .no.prefetch.landmark foo foo_empty3 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1127, NextOffset: 1164
+    testutil.go:509: Offset: 1408, NextOffset: 1445
+    testutil.go:509: Offset: 1164, NextOffset: 1457
+    testutil.go:509: Offset: 1445, NextOffset: 1738
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1788, NextOffset: 1825
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1825, NextOffset: 5052
+    testutil.go:509: Offset: 2140, NextOffset: 5489
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 464, NextOffset: 501
+    testutil.go:509: Offset: 676, NextOffset: 713
+    testutil.go:509: Offset: 501, NextOffset: 796
+    testutil.go:509: Offset: 713, NextOffset: 1042
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 796, NextOffset: 833
+    testutil.go:509: Offset: 1042, NextOffset: 1079
+    testutil.go:509: Offset: 833, NextOffset: 1127
+    testutil.go:509: Offset: 1079, NextOffset: 1408
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1457, NextOffset: 1494
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+    testutil.go:509: Offset: 1494, NextOffset: 1788
+    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 171, NextOffset: 464
+    testutil.go:509: Offset: 383, NextOffset: 676
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo5 foo foo_empty foo4] vs [foo4 foo6 foo foo2 foo_empty3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty2 foo3]
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo4 foo5 .no.prefetch.landmark foo foo_empty3 foo_empty4 foo_empty5 foo6 foo_empty] vs [foo foo_empty2 foo4 foo_empty5 foo6 foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 383, NextOffset: 676
+    testutil.go:509: Offset: 171, NextOffset: 464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1788, NextOffset: 1825
+    testutil.go:509: Offset: 2140, NextOffset: 5489
+    testutil.go:509: Offset: 1825, NextOffset: 5052
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 676, NextOffset: 713
+    testutil.go:509: Offset: 464, NextOffset: 501
+    testutil.go:509: Offset: 713, NextOffset: 1042
+    testutil.go:509: Offset: 501, NextOffset: 796
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:509: Offset: 1042, NextOffset: 1079
+    testutil.go:509: Offset: 796, NextOffset: 833
+    testutil.go:509: Offset: 1079, NextOffset: 1408
+    testutil.go:509: Offset: 833, NextOffset: 1127
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1408, NextOffset: 1445
+    testutil.go:509: Offset: 1127, NextOffset: 1164
+    testutil.go:509: Offset: 1445, NextOffset: 1738
+    testutil.go:509: Offset: 1164, NextOffset: 1457
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+    testutil.go:509: Offset: 1457, NextOffset: 1494
+    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:509: Offset: 1494, NextOffset: 1788
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 110 216 335 461 569 611 955]
     testutil.go:2330: got gzip streams:
@@ -28363,7 +29999,7 @@
     testutil.go:2349:   [6] at 611 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 955 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000263STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 110 216 335 461 569 619 963]
     testutil.go:2330: got gzip streams:
@@ -28376,100 +30012,95 @@
     testutil.go:2349:   [6] at 619 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 963 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000026bSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:1580: testing streams: [0 0 110 216 335 461 569 611 955]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 335 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 461 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 569 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 611 in stargz, uncompressed length 3584
+    testutil.go:2349:   [7] at 955 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000263STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":462,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1119,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1156,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1448,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1485,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1814,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":674,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":711,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1037,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1074,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1400,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1437,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1729,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1766,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2093,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo foo_empty foo2 foo_empty3 foo4 foo6 foo_empty2 foo3] vs [foo_empty4 foo5 foo_empty5 foo2 foo_empty2 foo_empty3 foo6 .no.prefetch.landmark foo foo_empty foo3 foo4]
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty5 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2] vs [foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty4 foo_empty foo3 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 462
+    testutil.go:509: Offset: 384, NextOffset: 674
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 462, NextOffset: 499
+    testutil.go:509: Offset: 674, NextOffset: 711
+    testutil.go:509: Offset: 499, NextOffset: 790
+    testutil.go:509: Offset: 711, NextOffset: 1037
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 790, NextOffset: 827
+    testutil.go:509: Offset: 1037, NextOffset: 1074
+    testutil.go:509: Offset: 827, NextOffset: 1119
+    testutil.go:509: Offset: 1074, NextOffset: 1400
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1119, NextOffset: 1156
+    testutil.go:509: Offset: 1400, NextOffset: 1437
+    testutil.go:509: Offset: 1156, NextOffset: 1448
+    testutil.go:509: Offset: 1437, NextOffset: 1729
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 1448, NextOffset: 1485
+    testutil.go:509: Offset: 1729, NextOffset: 1766
+    testutil.go:509: Offset: 1485, NextOffset: 1777
+    testutil.go:509: Offset: 1766, NextOffset: 2093
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1777, NextOffset: 1814
+    testutil.go:509: Offset: 2093, NextOffset: 2130
+    testutil.go:509: Offset: 1814, NextOffset: 5025
+    testutil.go:509: Offset: 2130, NextOffset: 5465
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo3 foo4 foo_empty4 foo5 foo_empty5 foo2 foo_empty2 foo_empty3 foo6] vs [foo2 foo_empty3 foo4 foo6 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo foo_empty]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty4] vs [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo_empty4 foo5 foo6]
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 1037, NextOffset: 1074
+    testutil.go:509: Offset: 790, NextOffset: 827
+    testutil.go:509: Offset: 1074, NextOffset: 1400
+    testutil.go:509: Offset: 827, NextOffset: 1119
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 1400, NextOffset: 1437
+    testutil.go:509: Offset: 1119, NextOffset: 1156
+    testutil.go:509: Offset: 1437, NextOffset: 1729
+    testutil.go:509: Offset: 1156, NextOffset: 1448
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 110 216 335 461 569 611 955]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 335 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 461 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 569 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 611 in stargz, uncompressed length 3584
-    testutil.go:2349:   [7] at 955 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000263STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1729, NextOffset: 1766
+    testutil.go:509: Offset: 1448, NextOffset: 1485
+    testutil.go:509: Offset: 1766, NextOffset: 2093
+    testutil.go:509: Offset: 1485, NextOffset: 1777
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2093, NextOffset: 2130
+    testutil.go:509: Offset: 1777, NextOffset: 1814
+    testutil.go:509: Offset: 2130, NextOffset: 5465
+    testutil.go:509: Offset: 1814, NextOffset: 5025
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 674
+    testutil.go:509: Offset: 172, NextOffset: 462
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 674, NextOffset: 711
+    testutil.go:509: Offset: 462, NextOffset: 499
+    testutil.go:509: Offset: 711, NextOffset: 1037
+    testutil.go:509: Offset: 499, NextOffset: 790
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 109 214 332 457 564 614 958]
     testutil.go:2330: got gzip streams:
@@ -28482,7 +30113,8 @@
     testutil.go:2349:   [6] at 614 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 958 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000266STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 109 214 332 457 564 606 950]
     testutil.go:2330: got gzip streams:
@@ -28495,49 +30127,7 @@
     testutil.go:2349:   [6] at 606 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 950 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000025eSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty foo_empty5] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty3 foo_empty4 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 109 214 332 457 564 614 958]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
@@ -28546,55 +30136,12 @@
     testutil.go:2349:   [4] at 457 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 564 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 614 in stargz, uncompressed length 3584
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [7] at 958 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000266STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2] vs [foo_empty foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 109 214 332 457 564 606 950]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 214 in stargz, uncompressed length 1536
@@ -28604,117 +30151,114 @@
     testutil.go:2349:   [6] at 606 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 950 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000025eSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":467,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":800,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1466,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1503,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":348,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":680,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":717,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1047,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1084,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1414,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1451,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1747,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1784,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2114,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2151,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo4 foo_empty4 foo_empty5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo5 foo] vs [foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo3 foo4 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1133, NextOffset: 1170
+    testutil.go:509: Offset: 1414, NextOffset: 1451
+    testutil.go:509: Offset: 1170, NextOffset: 1466
+    testutil.go:509: Offset: 1451, NextOffset: 1747
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1799, NextOffset: 1836
+    testutil.go:509: Offset: 2114, NextOffset: 2151
+    testutil.go:509: Offset: 1836, NextOffset: 5075
+    testutil.go:509: Offset: 2151, NextOffset: 5510
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 467, NextOffset: 504
+    testutil.go:509: Offset: 680, NextOffset: 717
+    testutil.go:509: Offset: 504, NextOffset: 800
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 109 214 332 457 564 614 958]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 717, NextOffset: 1047
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 800, NextOffset: 837
+    testutil.go:509: Offset: 1047, NextOffset: 1084
+    testutil.go:509: Offset: 837, NextOffset: 1133
+    testutil.go:509: Offset: 1084, NextOffset: 1414
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1466, NextOffset: 1503
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 214 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 332 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1747, NextOffset: 1784
+    testutil.go:509: Offset: 1503, NextOffset: 1799
+    testutil.go:509: Offset: 1784, NextOffset: 2114
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [4] at 457 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 564 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 614 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 958 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000266STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 348, NextOffset: 385
+    testutil.go:509: Offset: 172, NextOffset: 467
+    testutil.go:509: Offset: 385, NextOffset: 680
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo3 foo5 foo_empty5 foo6] vs [foo_empty3 foo4 foo_empty4 foo6 foo foo_empty foo2 foo3 foo5 foo_empty5 .no.prefetch.landmark foo_empty2]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:401: Directory: "" vs "": [foo4 foo6 foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo3] vs [foo_empty4 foo_empty5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo5 foo foo_empty foo4]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 1747, NextOffset: 1784
+    testutil.go:509: Offset: 1466, NextOffset: 1503
+    testutil.go:509: Offset: 1784, NextOffset: 2114
+    testutil.go:509: Offset: 1503, NextOffset: 1799
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 348, NextOffset: 385
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 385, NextOffset: 680
+    testutil.go:509: Offset: 172, NextOffset: 467
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1047, NextOffset: 1084
+    testutil.go:509: Offset: 800, NextOffset: 837
+    testutil.go:509: Offset: 1084, NextOffset: 1414
+    testutil.go:509: Offset: 837, NextOffset: 1133
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1414, NextOffset: 1451
+    testutil.go:509: Offset: 1133, NextOffset: 1170
+    testutil.go:509: Offset: 1451, NextOffset: 1747
+    testutil.go:509: Offset: 1170, NextOffset: 1466
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2114, NextOffset: 2151
+    testutil.go:509: Offset: 1799, NextOffset: 1836
+    testutil.go:509: Offset: 2151, NextOffset: 5510
+    testutil.go:509: Offset: 1836, NextOffset: 5075
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 680, NextOffset: 717
+    testutil.go:509: Offset: 467, NextOffset: 504
+    testutil.go:509: Offset: 717, NextOffset: 1047
+    testutil.go:509: Offset: 504, NextOffset: 800
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 foo foo_empty foo2 foo3 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo_empty3 foo4] vs [foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo3 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 109 214 332 457 564 606 950]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 214 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [3] at 332 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 457 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 564 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 606 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 950 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000025eSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 6501, NextOffset: 8066
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 108 212 329 453 559 609 954]
     testutil.go:2330: got gzip streams:
@@ -28738,47 +30282,45 @@
     testutil.go:2349:   [6] at 601 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 946 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000259STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 112 219 340 466 575 625 971]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 340 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 466 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 575 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 625 in stargz, uncompressed length 3584
+    testutil.go:2349:   [7] at 971 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000271STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo4 foo_empty5 foo foo2 foo_empty2 foo_empty4 foo5 foo6] vs [foo4 foo5 foo_empty5 foo foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo] vs [foo2 foo3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty2 foo_empty3 foo5 foo6 foo_empty]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 112 219 340 466 575 625 971]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 14839
     testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
@@ -28788,72 +30330,67 @@
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo4 foo5 foo_empty5 foo foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo_empty] vs [foo4 foo_empty5 foo foo2 foo_empty2 foo_empty4 foo5 foo6 foo_empty foo3 foo_empty3]
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 340 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 466 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [5] at 575 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [6] at 625 in stargz, uncompressed length 3584
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [7] at 971 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000271STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo6 foo_empty foo2 foo3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty2] vs [foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:509: Offset: 8592, NextOffset: 14839
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 112 219 340 466 575 617 963]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 219 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [3] at 340 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [4] at 466 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 575 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 617 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 963 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000269STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 112 219 340 466 575 625 971]
     testutil.go:2330: got gzip streams:
@@ -28866,17 +30403,40 @@
     testutil.go:2349:   [6] at 625 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 971 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000271STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 112 219 340 466 575 617 963]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 340 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 466 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 575 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 617 in stargz, uncompressed length 3584
+    testutil.go:2349:   [7] at 963 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000269STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 110 216 335 461 569 619 965]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo6 foo2 foo3 foo_empty3 foo4 foo_empty5 foo foo_empty foo_empty2] vs [foo_empty5 foo6 .no.prefetch.landmark foo foo3 foo4 foo5 foo_empty foo2 foo_empty2 foo_empty3 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo6 foo2 foo_empty2 foo3 foo_empty4 foo_empty5 foo foo_empty foo_empty3] vs [foo5 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 335 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 461 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
@@ -28887,130 +30447,122 @@
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [5] at 569 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [6] at 619 in stargz, uncompressed length 3584
+    testutil.go:2349:   [7] at 965 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000026bSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo3 foo4 foo5] vs [foo foo_empty foo_empty2 foo_empty4 foo5 foo6 foo2 foo3 foo_empty3 foo4 foo_empty5]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4] vs [foo_empty2 foo3 foo_empty4 foo_empty5 foo foo_empty foo_empty3 foo4 foo5 foo6 foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 112 219 340 466 575 617 963]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 340 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 466 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 575 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 617 in stargz, uncompressed length 3584
-    testutil.go:2349:   [7] at 963 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000269STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 110 216 335 461 569 619 965]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 335 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 461 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 569 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 619 in stargz, uncompressed length 3584
-    testutil.go:2349:   [7] at 965 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000026bSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 110 216 335 461 569 611 957]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo foo4 foo5 foo_empty5 foo6] vs [foo_empty5 foo_empty foo_empty2 foo3 foo6 .no.prefetch.landmark foo foo2 foo_empty3 foo4 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 110 216 335 461 569 611 957]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 335 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 461 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 569 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [6] at 611 in stargz, uncompressed length 3584
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:2349:   [7] at 957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000263STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 113 217 340 469 575 625 975]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 340 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 469 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 575 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 625 in stargz, uncompressed length 3584
+    testutil.go:2349:   [7] at 975 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000271STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo5 foo_empty5 foo foo_empty2 foo_empty3 foo4 foo_empty4 foo6] vs [.no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo foo_empty foo2 foo4 foo6]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 113 217 340 469 575 617 967]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 340 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 469 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 575 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 617 in stargz, uncompressed length 3584
+    testutil.go:2349:   [7] at 967 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000269STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [7] at 957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000263STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
@@ -29018,58 +30570,57 @@
     testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo_empty foo_empty2 foo3 foo6 .no.prefetch.landmark foo foo2] vs [foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo foo4 foo5]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty foo2 foo4 foo6 .no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo_empty4 foo5] vs [foo2 foo3 foo5 foo_empty5 foo foo_empty2 foo_empty3 foo4 foo_empty4 foo6 foo_empty]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 113 217 340 469 575 625 975]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -29080,7 +30631,21 @@
     testutil.go:2349:   [5] at 575 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 625 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 975 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000271STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 113 217 340 469 575 617 967]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -29091,86 +30656,75 @@
     testutil.go:2349:   [5] at 575 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 617 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 967 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000269STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 113 217 340 469 575 625 975]
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 112 216 338 466 572 622 974]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 340 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 469 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 575 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 625 in stargz, uncompressed length 3584
-    testutil.go:2349:   [7] at 975 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000271STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 338 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 466 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 572 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 622 in stargz, uncompressed length 3584
+    testutil.go:2349:   [7] at 974 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000026eSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 112 216 338 466 572 614 966]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 338 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 466 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 572 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 614 in stargz, uncompressed length 3584
+    testutil.go:2349:   [7] at 966 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000266STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo4 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty4 foo] vs [foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo_empty4 foo_empty foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo_empty3 foo4 foo6] vs [foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo5 foo_empty5 foo_empty]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 8592, NextOffset: 14839
     testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2] vs [foo6 foo_empty foo_empty2 foo3 foo_empty4 foo foo2 foo_empty3 foo4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 113 217 340 469 575 617 967]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 340 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 469 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 575 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 617 in stargz, uncompressed length 3584
-    testutil.go:2349:   [7] at 967 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000269STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo5 foo_empty5 foo_empty foo2 foo_empty2] vs [foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
@@ -29181,20 +30735,23 @@
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
@@ -29202,31 +30759,8 @@
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 112 216 338 466 572 622 974]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 338 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 466 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 572 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 622 in stargz, uncompressed length 3584
-    testutil.go:2349:   [7] at 974 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000026eSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 112 216 338 466 572 614 966]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 338 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 466 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 572 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 614 in stargz, uncompressed length 3584
-    testutil.go:2349:   [7] at 966 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000266STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 115 222 347 478 586 636 990]
     testutil.go:2330: got gzip streams:
@@ -29250,103 +30784,59 @@
     testutil.go:2349:   [6] at 628 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 982 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000274STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo4] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 foo foo_empty3 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 799, NextOffset: 928
-    testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 965, NextOffset: 1669
-    testutil.go:509: Offset: 1180, NextOffset: 1946
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 463, NextOffset: 594
-    testutil.go:509: Offset: 610, NextOffset: 775
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 775, NextOffset: 812
-    testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:509: Offset: 812, NextOffset: 943
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 373, NextOffset: 410
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 115 222 347 478 586 636 990]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 115 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 222 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 297, NextOffset: 426
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
     testutil.go:2349:   [3] at 347 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 foo foo_empty3 foo_empty5 foo6 .no.prefetch.landmark] vs [foo_empty foo_empty2 foo3 foo4 foo foo2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
     testutil.go:2349:   [4] at 478 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 586 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 636 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 990 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000027cSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 373, NextOffset: 410
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 610, NextOffset: 775
-    testutil.go:509: Offset: 463, NextOffset: 594
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo5 foo_empty5 foo6 foo foo2 foo_empty3 foo4 foo_empty4 foo_empty] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 775, NextOffset: 812
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 812, NextOffset: 943
-    testutil.go:509: Offset: 631, NextOffset: 762
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:509: Offset: 799, NextOffset: 928
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1180, NextOffset: 1946
-    testutil.go:509: Offset: 965, NextOffset: 1669
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 115 222 347 478 586 628 982]
     testutil.go:2330: got gzip streams:
@@ -29359,6 +30849,47 @@
     testutil.go:2349:   [6] at 628 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 982 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000274STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2] vs [foo_empty4 foo_empty foo_empty2 foo3 foo5 foo_empty5 foo6 foo foo2 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 114 221 345 475 583 633 986]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -29370,8 +30901,6 @@
     testutil.go:2349:   [6] at 633 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 986 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000279STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 114 221 345 475 583 625 978]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -29383,6 +30912,18 @@
     testutil.go:2349:   [6] at 625 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 978 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000271STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo4 foo_empty5 foo6 foo_empty foo_empty2 foo_empty4 foo5 foo] vs [foo3 foo4 foo_empty4 foo6 foo_empty foo_empty3 foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 114 219 343 473 580 630 983]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -29394,34 +30935,53 @@
     testutil.go:2349:   [6] at 630 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 983 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000276STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo6 foo foo_empty2 foo_empty3 foo4 foo_empty5 foo_empty foo2 foo3] vs [foo foo_empty2 foo4 foo_empty4 foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 301, NextOffset: 434
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo4 foo_empty4 foo6 foo_empty foo_empty3 foo5 foo_empty5 .no.prefetch.landmark] vs [foo_empty foo_empty2 foo_empty4 foo5 foo foo2 foo3 foo_empty3 foo4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 114 219 343 473 580 622 975]
     testutil.go:2330: got gzip streams:
@@ -29431,65 +30991,36 @@
     testutil.go:2349:   [3] at 343 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 473 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 580 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 471, NextOffset: 603
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [6] at 622 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 975 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000026eSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 619, NextOffset: 785
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 940, NextOffset: 977
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 977, NextOffset: 1667
-    testutil.go:509: Offset: 1193, NextOffset: 1998
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty2 foo4 foo_empty4 foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 foo6] vs [foo3 foo_empty4 foo5 foo6 foo foo_empty2 foo_empty3 foo4 foo_empty5 foo_empty foo2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:509: Offset: 301, NextOffset: 434
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 619, NextOffset: 785
-    testutil.go:509: Offset: 471, NextOffset: 603
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 940, NextOffset: 977
-    testutil.go:509: Offset: 1193, NextOffset: 1998
-    testutil.go:509: Offset: 977, NextOffset: 1667
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 822, NextOffset: 954
-    testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 114 219 343 473 580 630 983]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 114 in stargz, uncompressed length 1024
@@ -29500,9 +31031,6 @@
     testutil.go:2349:   [6] at 630 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 983 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000276STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 114 219 343 473 580 622 975]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -29514,6 +31042,68 @@
     testutil.go:2349:   [6] at 622 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 975 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000026eSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty5 foo6 foo foo_empty2 foo_empty3 foo4 foo_empty4 foo5] vs [foo_empty5 foo6 foo_empty foo2 foo3 foo_empty3 foo4 foo5 .no.prefetch.landmark foo foo_empty2 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo_empty foo2 foo3 foo_empty3 foo4 foo5 .no.prefetch.landmark foo foo_empty2 foo_empty4] vs [foo3 foo_empty5 foo6 foo foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty foo2]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 113 218 341 470 577 627 980]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -29525,7 +31115,26 @@
     testutil.go:2349:   [6] at 627 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 980 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000273STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 113 218 341 470 577 619 972]
     testutil.go:2330: got gzip streams:
@@ -29538,104 +31147,45 @@
     testutil.go:2349:   [6] at 619 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 972 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000026bSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo_empty3 foo_empty5 foo6 foo_empty foo2 foo3 foo4 foo_empty4 foo5] vs [foo5 foo foo_empty foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo4]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 968, NextOffset: 1678
-    testutil.go:509: Offset: 1187, NextOffset: 1965
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 428, NextOffset: 465
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 117 225 352 483 592 642 996]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 577, NextOffset: 614
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 465, NextOffset: 596
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 117 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 225 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 352 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 614, NextOffset: 780
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [4] at 483 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 592 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 642 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 996 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000282STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 596, NextOffset: 633
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 780, NextOffset: 817
-    testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:509: Offset: 817, NextOffset: 947
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo6 foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5] vs [foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty3]
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 763, NextOffset: 800
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 800, NextOffset: 931
-    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo4 foo5 foo] vs [foo_empty foo2 foo3 foo4 foo_empty4 foo5 foo foo_empty2 foo_empty3 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 245, NextOffset: 374
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1187, NextOffset: 1965
-    testutil.go:509: Offset: 968, NextOffset: 1678
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 780, NextOffset: 817
-    testutil.go:509: Offset: 596, NextOffset: 633
-    testutil.go:509: Offset: 817, NextOffset: 947
-    testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 763, NextOffset: 800
-    testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:509: Offset: 800, NextOffset: 931
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 117 225 352 483 592 634 988]
     testutil.go:2330: got gzip streams:
@@ -29646,10 +31196,62 @@
     testutil.go:2349:   [4] at 483 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 592 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 634 in stargz, uncompressed length 3584
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [7] at 988 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000027aSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty3 foo_empty4] vs [foo_empty4 foo5 foo_empty5 foo foo_empty2 foo6 foo_empty foo2 foo3 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 117 225 352 483 592 642 996]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -29661,8 +31263,6 @@
     testutil.go:2349:   [6] at 642 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 996 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000282STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 117 225 352 483 592 634 988]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -29685,98 +31285,97 @@
     testutil.go:2349:   [6] at 638 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 991 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000027eSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 115 223 348 479 588 630 983]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 223 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 348 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 479 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 588 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 630 in stargz, uncompressed length 3584
-    testutil.go:2349:   [7] at 983 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000276STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo foo_empty foo3 foo_empty4 foo5 foo_empty5 foo6 foo2] vs [foo_empty5 foo_empty foo2 foo_empty2 foo3 foo6 .no.prefetch.landmark foo foo_empty3 foo4 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo2 foo4 foo5 foo_empty foo_empty2 foo3 foo_empty3 foo_empty4] vs [foo_empty4 foo_empty foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 610, NextOffset: 647
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 647, NextOffset: 782
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 134, NextOffset: 266
-    testutil.go:509: Offset: 248, NextOffset: 380
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 475, NextOffset: 610
-    testutil.go:509: Offset: 620, NextOffset: 787
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 959, NextOffset: 996
-    testutil.go:509: Offset: 819, NextOffset: 953
-    testutil.go:509: Offset: 996, NextOffset: 1164
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 990, NextOffset: 1697
-    testutil.go:509: Offset: 1201, NextOffset: 1975
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 266, NextOffset: 303
-    testutil.go:509: Offset: 380, NextOffset: 417
-    testutil.go:509: Offset: 303, NextOffset: 438
-    testutil.go:509: Offset: 417, NextOffset: 583
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo3] vs [foo5 foo_empty5 foo6 foo2 foo_empty2 foo_empty3 foo4 foo foo_empty foo3 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 610, NextOffset: 647
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:509: Offset: 647, NextOffset: 782
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 959, NextOffset: 996
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 996, NextOffset: 1164
-    testutil.go:509: Offset: 819, NextOffset: 953
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty foo5 foo_empty5 foo6 .no.prefetch.landmark foo] vs [foo4 foo5 foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 380, NextOffset: 417
-    testutil.go:509: Offset: 266, NextOffset: 303
-    testutil.go:509: Offset: 417, NextOffset: 583
-    testutil.go:509: Offset: 303, NextOffset: 438
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1201, NextOffset: 1975
-    testutil.go:509: Offset: 990, NextOffset: 1697
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 248, NextOffset: 380
-    testutil.go:509: Offset: 134, NextOffset: 266
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 115 223 348 479 588 630 983]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 223 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 348 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 479 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 588 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 630 in stargz, uncompressed length 3584
+    testutil.go:2349:   [7] at 983 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000276STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 221 436 736 1033 1247 1500 3065]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -29788,8 +31387,22 @@
     testutil.go:2349:   [6] at 1500 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 3065 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000005dcSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty4 foo_empty5 foo_empty foo_empty2 foo_empty3 foo4 foo5 foo6 foo foo2] vs [foo5 foo_empty foo3 foo_empty3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty4]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 221 436 736 1033 1247 1359 2924]
     testutil.go:2330: got gzip streams:
@@ -29801,7 +31414,73 @@
     testutil.go:2349:   [5] at 1247 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 1359 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 2924 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000054fSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty4 foo5 foo_empty foo3 foo_empty3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo2] vs [foo_empty4 foo_empty5 foo_empty foo_empty2 foo_empty3 foo4 foo5 foo6 foo foo2 foo3]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 221 436 736 1033 1247 1500 3065]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -29819,112 +31498,107 @@
     testutil.go:2349:   [1] at 221 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 436 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 736 in stargz, uncompressed length 1536
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [4] at 1033 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 1247 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 1359 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 2924 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000054fSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo2 foo3 foo6 foo_empty2] vs [foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo3 foo_empty5 .no.prefetch.landmark foo2 foo_empty2]
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo_empty foo2 foo_empty4 foo foo_empty2 foo3 foo_empty3 foo4] vs [foo_empty foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 373, NextOffset: 410
-    testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo6 foo_empty foo4 foo5 foo_empty5] vs [foo5 foo_empty5 foo6 foo_empty foo2 foo_empty4 foo foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 463, NextOffset: 594
-    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 223 439 740 1038 1253 1506 3071]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 223 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 965, NextOffset: 1669
-    testutil.go:509: Offset: 1180, NextOffset: 1946
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [2] at 439 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 740 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 1038 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 1253 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 775, NextOffset: 812
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [6] at 1506 in stargz, uncompressed length 3584
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:509: Offset: 812, NextOffset: 943
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 943, NextOffset: 980
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [7] at 3071 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000005e2STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 799, NextOffset: 928
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 980, NextOffset: 1143
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo] vs [foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo2 foo3 foo6 foo_empty2 foo_empty3]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 775, NextOffset: 812
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 812, NextOffset: 943
-    testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:509: Offset: 799, NextOffset: 928
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1180, NextOffset: 1946
-    testutil.go:509: Offset: 965, NextOffset: 1669
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 610, NextOffset: 775
-    testutil.go:509: Offset: 463, NextOffset: 594
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 373, NextOffset: 410
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:509: Offset: 297, NextOffset: 426
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 223 439 740 1038 1253 1365 2930]
     testutil.go:2330: got gzip streams:
@@ -29948,7 +31622,7 @@
     testutil.go:2349:   [6] at 1512 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 3095 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000005e8STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 224 440 743 1042 1259 1371 2954]
     testutil.go:2330: got gzip streams:
@@ -29961,6 +31635,24 @@
     testutil.go:2349:   [6] at 1371 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 2954 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000055bSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty foo2 foo4 foo_empty5 foo6 foo foo_empty2 foo3 foo_empty3] vs [foo6 foo_empty2 foo3 foo4 foo_empty4 .no.prefetch.landmark foo foo_empty foo2 foo_empty3 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 224 440 743 1042 1259 1512 3095]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -29972,107 +31664,81 @@
     testutil.go:2349:   [6] at 1512 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 3095 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000005e8STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo2 foo_empty2 foo5] vs [foo foo3 foo4 foo5 foo6 foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 .no.prefetch.landmark foo foo_empty foo2 foo_empty3 foo5 foo_empty5 foo6 foo_empty2 foo3 foo4] vs [foo foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty foo2 foo4 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 224 440 743 1042 1259 1371 2954]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 264, NextOffset: 301
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 378, NextOffset: 415
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [1] at 224 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 301, NextOffset: 434
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [2] at 440 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 415, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [3] at 743 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 1042 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 1259 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 1371 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 2954 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000055bSTARGZ"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 471, NextOffset: 603
-    testutil.go:509: Offset: 619, NextOffset: 785
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:509: Offset: 822, NextOffset: 954
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 940, NextOffset: 977
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 977, NextOffset: 1667
-    testutil.go:509: Offset: 1193, NextOffset: 1998
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo3 foo4 foo5] vs [foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo2 foo_empty2 foo5 foo_empty foo3]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 940, NextOffset: 977
-    testutil.go:509: Offset: 1193, NextOffset: 1998
-    testutil.go:509: Offset: 977, NextOffset: 1667
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:509: Offset: 301, NextOffset: 434
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 619, NextOffset: 785
-    testutil.go:509: Offset: 471, NextOffset: 603
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 822, NextOffset: 954
-    testutil.go:509: Offset: 640, NextOffset: 772
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 225 442 745 1046 1264 1517 3100]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -30084,6 +31750,8 @@
     testutil.go:2349:   [6] at 1517 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 3100 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000005edSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 225 442 745 1046 1264 1376 2959]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -30095,8 +31763,6 @@
     testutil.go:2349:   [6] at 1376 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 2959 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000560STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 223 437 738 1037 1250 1503 3077]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -30108,115 +31774,108 @@
     testutil.go:2349:   [6] at 1503 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 3077 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000005dfSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 223 437 738 1037 1250 1362 2936]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 223 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 437 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 738 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 1037 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 1250 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 1362 in stargz, uncompressed length 3584
-    testutil.go:2349:   [7] at 2936 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000552STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo4 foo5 foo2 foo_empty2 foo_empty4 foo_empty5 foo6 foo] vs [foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo4 foo_empty5 foo foo3]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo_empty foo4 foo5 foo6] vs [foo4 foo foo_empty foo3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:509: Offset: 610, NextOffset: 775
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 596, NextOffset: 633
-    testutil.go:509: Offset: 780, NextOffset: 817
-    testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:509: Offset: 594, NextOffset: 631
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 631, NextOffset: 762
+    testutil.go:509: Offset: 812, NextOffset: 943
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 763, NextOffset: 800
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 800, NextOffset: 931
-    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 965, NextOffset: 1669
+    testutil.go:509: Offset: 1180, NextOffset: 1946
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:509: Offset: 243, NextOffset: 373
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo4] vs [foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo_empty foo4 foo5 foo6]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:509: Offset: 463, NextOffset: 594
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:509: Offset: 799, NextOffset: 928
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 968, NextOffset: 1678
-    testutil.go:509: Offset: 1187, NextOffset: 1965
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:509: Offset: 245, NextOffset: 374
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo3 foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo4] vs [foo_empty foo3 foo_empty3 foo4 foo5 foo2 foo_empty2 foo_empty4 foo_empty5 foo6 foo]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1180, NextOffset: 1946
+    testutil.go:509: Offset: 965, NextOffset: 1669
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 373, NextOffset: 410
     testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:509: Offset: 297, NextOffset: 426
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 780, NextOffset: 817
-    testutil.go:509: Offset: 596, NextOffset: 633
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 594, NextOffset: 631
+    testutil.go:509: Offset: 812, NextOffset: 943
+    testutil.go:509: Offset: 631, NextOffset: 762
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 223 437 738 1037 1250 1362 2936]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 223 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 437 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 738 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 1037 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 1250 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 1362 in stargz, uncompressed length 3584
+    testutil.go:2349:   [7] at 2936 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000552STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 223 437 738 1037 1250 1503 3077]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 223 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 437 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 817, NextOffset: 947
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [3] at 738 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 1037 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 1250 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 1503 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 3077 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000005dfSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 633, NextOffset: 763
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 245, NextOffset: 374
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 763, NextOffset: 800
-    testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:509: Offset: 800, NextOffset: 931
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1187, NextOffset: 1965
-    testutil.go:509: Offset: 968, NextOffset: 1678
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 223 437 738 1037 1250 1362 2936]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -30228,6 +31887,8 @@
     testutil.go:2349:   [6] at 1362 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 2936 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000552STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 224 440 743 1044 1260 1513 3087]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -30239,8 +31900,6 @@
     testutil.go:2349:   [6] at 1513 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 3087 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000005e9STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 224 440 743 1044 1260 1372 2946]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -30252,9 +31911,44 @@
     testutil.go:2349:   [6] at 1372 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 2946 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000055cSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo6 foo_empty foo4 foo_empty4 foo5] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo4 foo5 foo_empty5 foo3 foo_empty3 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 471, NextOffset: 603
+    testutil.go:509: Offset: 619, NextOffset: 785
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+    testutil.go:509: Offset: 977, NextOffset: 1667
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 226 444 749 1051 1268 1521 3111]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1193, NextOffset: 1998
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 603, NextOffset: 640
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 226 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 444 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 749 in stargz, uncompressed length 1536
@@ -30262,108 +31956,70 @@
     testutil.go:2349:   [5] at 1268 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 1521 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 3111 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000005f1STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 785, NextOffset: 822
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:509: Offset: 991, NextOffset: 1156
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty foo3 foo5 foo6 foo foo2] vs [foo foo2 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo4 foo5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 134, NextOffset: 266
-    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo4 foo5 foo_empty5] vs [foo6 foo_empty foo4 foo_empty4 foo5 foo foo2 foo_empty2 foo3 foo_empty3 foo_empty5]
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 266, NextOffset: 303
-    testutil.go:509: Offset: 380, NextOffset: 417
-    testutil.go:509: Offset: 303, NextOffset: 438
-    testutil.go:509: Offset: 417, NextOffset: 583
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:509: Offset: 301, NextOffset: 434
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 610, NextOffset: 647
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 647, NextOffset: 782
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:509: Offset: 809, NextOffset: 940
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 475, NextOffset: 610
-    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 619, NextOffset: 785
+    testutil.go:509: Offset: 471, NextOffset: 603
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1193, NextOffset: 1998
+    testutil.go:509: Offset: 977, NextOffset: 1667
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 226 444 749 1051 1268 1380 2970]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 782, NextOffset: 819
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 226 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 444 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 959, NextOffset: 996
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 444 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 749 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 1051 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 1268 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 819, NextOffset: 953
-    testutil.go:509: Offset: 996, NextOffset: 1164
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [6] at 1380 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 2970 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000564STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1164, NextOffset: 1201
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 990, NextOffset: 1697
-    testutil.go:509: Offset: 1201, NextOffset: 1975
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo4 foo5 foo foo2 foo_empty3] vs [foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty foo3 foo5 foo6 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 248, NextOffset: 380
-    testutil.go:509: Offset: 134, NextOffset: 266
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 380, NextOffset: 417
-    testutil.go:509: Offset: 266, NextOffset: 303
-    testutil.go:509: Offset: 417, NextOffset: 583
-    testutil.go:509: Offset: 303, NextOffset: 438
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1201, NextOffset: 1975
-    testutil.go:509: Offset: 990, NextOffset: 1697
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:509: Offset: 475, NextOffset: 610
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 610, NextOffset: 647
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:509: Offset: 647, NextOffset: 782
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 959, NextOffset: 996
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 996, NextOffset: 1164
-    testutil.go:509: Offset: 819, NextOffset: 953
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 226 444 749 1051 1268 1521 3111]
     testutil.go:2330: got gzip streams:
@@ -30376,8 +32032,6 @@
     testutil.go:2349:   [6] at 1521 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 3111 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000005f1STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 226 444 749 1051 1268 1380 2970]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -30389,7 +32043,7 @@
     testutil.go:2349:   [6] at 1380 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 2970 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000564STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 228 447 754 1058 1275 1528 3118]
     testutil.go:2330: got gzip streams:
@@ -30402,106 +32056,107 @@
     testutil.go:2349:   [6] at 1528 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 3118 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000005f8STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":641,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":811,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":944,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":579,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":616,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1155,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1192,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty5 foo6] vs [foo_empty foo4 foo5 foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 1155, NextOffset: 1192
-    testutil.go:509: Offset: 981, NextOffset: 1647
-    testutil.go:509: Offset: 1192, NextOffset: 1965
+    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo_empty2 foo3 foo_empty4 foo_empty5 foo2 foo_empty3 foo4 foo5] vs [foo_empty2 foo4 foo_empty4 foo5 foo foo3 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 263, NextOffset: 300
-    testutil.go:509: Offset: 377, NextOffset: 414
-    testutil.go:509: Offset: 300, NextOffset: 434
-    testutil.go:509: Offset: 414, NextOffset: 579
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 579, NextOffset: 616
-    testutil.go:509: Offset: 471, NextOffset: 604
-    testutil.go:509: Offset: 616, NextOffset: 782
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 604, NextOffset: 641
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 641, NextOffset: 774
-    testutil.go:509: Offset: 819, NextOffset: 952
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:509: Offset: 614, NextOffset: 780
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 774, NextOffset: 811
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 228 447 754 1058 1275 1387 2977]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 952, NextOffset: 989
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 811, NextOffset: 944
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:509: Offset: 411, NextOffset: 577
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 989, NextOffset: 1155
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [1] at 228 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 447 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 754 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 596, NextOffset: 633
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [4] at 1058 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 780, NextOffset: 817
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [5] at 1275 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 1387 in stargz, uncompressed length 3584
     testutil.go:2349:   [7] at 2977 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000056bSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 633, NextOffset: 763
+    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+    testutil.go:509: Offset: 968, NextOffset: 1678
+    testutil.go:509: Offset: 1187, NextOffset: 1965
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 94, NextOffset: 131
     testutil.go:509: Offset: 208, NextOffset: 245
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 131, NextOffset: 263
-    testutil.go:509: Offset: 245, NextOffset: 377
+    testutil.go:509: Offset: 131, NextOffset: 260
+    testutil.go:509: Offset: 245, NextOffset: 374
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 .no.prefetch.landmark foo_empty foo4 foo5 foo_empty5] vs [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo5 foo foo3 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo4 foo_empty4] vs [foo3 foo_empty4 foo_empty5 foo2 foo_empty3 foo4 foo5 foo6 foo foo_empty foo_empty2]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 604, NextOffset: 641
-    testutil.go:509: Offset: 819, NextOffset: 952
-    testutil.go:509: Offset: 641, NextOffset: 774
+    testutil.go:509: Offset: 780, NextOffset: 817
+    testutil.go:509: Offset: 596, NextOffset: 633
+    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:509: Offset: 633, NextOffset: 763
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 952, NextOffset: 989
-    testutil.go:509: Offset: 774, NextOffset: 811
-    testutil.go:509: Offset: 989, NextOffset: 1155
-    testutil.go:509: Offset: 811, NextOffset: 944
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1155, NextOffset: 1192
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 1192, NextOffset: 1965
-    testutil.go:509: Offset: 981, NextOffset: 1647
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:509: Offset: 800, NextOffset: 931
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 208, NextOffset: 245
     testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 245, NextOffset: 377
-    testutil.go:509: Offset: 131, NextOffset: 263
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 377, NextOffset: 414
-    testutil.go:509: Offset: 263, NextOffset: 300
-    testutil.go:509: Offset: 414, NextOffset: 579
-    testutil.go:509: Offset: 300, NextOffset: 434
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:509: Offset: 131, NextOffset: 260
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 579, NextOffset: 616
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 616, NextOffset: 782
-    testutil.go:509: Offset: 471, NextOffset: 604
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:509: Offset: 465, NextOffset: 596
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1187, NextOffset: 1965
+    testutil.go:509: Offset: 968, NextOffset: 1678
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
@@ -30514,7 +32169,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
@@ -30527,6 +32181,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
@@ -30540,7 +32195,7 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
@@ -30577,67 +32232,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":96,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":265,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":302,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":437,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":608,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":645,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":814,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":948,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":956,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":993,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1160,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1197,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty foo_empty2 foo5 foo_empty5 foo6 foo] vs [foo_empty foo3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty3 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 777, NextOffset: 814
-    testutil.go:509: Offset: 956, NextOffset: 993
-    testutil.go:509: Offset: 814, NextOffset: 948
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 993, NextOffset: 1160
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 948, NextOffset: 985
-    testutil.go:509: Offset: 1160, NextOffset: 1197
-    testutil.go:509: Offset: 985, NextOffset: 1669
-    testutil.go:509: Offset: 1197, NextOffset: 1992
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 133, NextOffset: 265
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 265, NextOffset: 302
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 302, NextOffset: 437
-    testutil.go:509: Offset: 415, NextOffset: 583
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 437, NextOffset: 474
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 474, NextOffset: 608
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 608, NextOffset: 645
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 645, NextOffset: 777
-    testutil.go:509: Offset: 824, NextOffset: 956
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo_empty foo3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty3 foo5] vs [foo4 foo_empty4 foo_empty foo_empty2 foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:509: Offset: 133, NextOffset: 265
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 265, NextOffset: 302
-    testutil.go:509: Offset: 415, NextOffset: 583
-    testutil.go:509: Offset: 302, NextOffset: 437
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 956, NextOffset: 993
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -30647,56 +32242,103 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 777, NextOffset: 814
-    testutil.go:509: Offset: 993, NextOffset: 1160
-    testutil.go:509: Offset: 814, NextOffset: 948
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo5 foo_empty2 foo4 foo_empty4 foo_empty5 foo6] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:509: Offset: 248, NextOffset: 380
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 266, NextOffset: 303
+    testutil.go:509: Offset: 380, NextOffset: 417
+    testutil.go:509: Offset: 303, NextOffset: 438
+    testutil.go:509: Offset: 417, NextOffset: 583
     testutil.go:395: Comparing: "foo3" vs "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 438, NextOffset: 475
     testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 437, NextOffset: 474
+    testutil.go:509: Offset: 475, NextOffset: 610
     testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:509: Offset: 474, NextOffset: 608
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 819, NextOffset: 953
+    testutil.go:509: Offset: 996, NextOffset: 1164
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 608, NextOffset: 645
-    testutil.go:509: Offset: 824, NextOffset: 956
-    testutil.go:509: Offset: 645, NextOffset: 777
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1160, NextOffset: 1197
-    testutil.go:509: Offset: 948, NextOffset: 985
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1197, NextOffset: 1992
-    testutil.go:509: Offset: 985, NextOffset: 1669
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 610, NextOffset: 647
 === NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 2560
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 647, NextOffset: 782
+    testutil.go:509: Offset: 824, NextOffset: 959
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000083dSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 953, NextOffset: 990
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 990, NextOffset: 1697
+    testutil.go:509: Offset: 1201, NextOffset: 1975
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3] vs [foo foo_empty foo2 foo3 foo_empty3 foo5 foo_empty2 foo4 foo_empty4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 380, NextOffset: 417
+    testutil.go:509: Offset: 266, NextOffset: 303
+    testutil.go:509: Offset: 417, NextOffset: 583
+    testutil.go:509: Offset: 303, NextOffset: 438
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 610, NextOffset: 647
 === NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 824, NextOffset: 959
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 647, NextOffset: 782
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 2560
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000083dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
@@ -30704,6 +32346,27 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 97, NextOffset: 134
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 996, NextOffset: 1164
+    testutil.go:509: Offset: 819, NextOffset: 953
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 1201, NextOffset: 1975
+    testutil.go:509: Offset: 990, NextOffset: 1697
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -30728,8 +32391,6 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 2109 4697]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -30737,111 +32398,41 @@
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 4697 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000083dSTARGZ"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":431,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":468,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":600,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":637,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":768,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":805,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":936,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":973,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":581,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":618,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":784,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1154,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1191,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 foo foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo2 foo_empty2] vs [foo foo2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 768, NextOffset: 805
-    testutil.go:509: Offset: 952, NextOffset: 989
-    testutil.go:509: Offset: 805, NextOffset: 936
-    testutil.go:509: Offset: 989, NextOffset: 1154
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 263, NextOffset: 300
-    testutil.go:509: Offset: 377, NextOffset: 414
-    testutil.go:509: Offset: 300, NextOffset: 431
-    testutil.go:509: Offset: 414, NextOffset: 581
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 936, NextOffset: 973
-    testutil.go:509: Offset: 1154, NextOffset: 1191
-    testutil.go:509: Offset: 973, NextOffset: 1682
-    testutil.go:509: Offset: 1191, NextOffset: 1985
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 263
-    testutil.go:509: Offset: 246, NextOffset: 377
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 145 198 517]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 145 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 431, NextOffset: 468
-    testutil.go:509: Offset: 581, NextOffset: 618
-    testutil.go:509: Offset: 468, NextOffset: 600
-    testutil.go:509: Offset: 618, NextOffset: 784
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 600, NextOffset: 637
-    testutil.go:509: Offset: 784, NextOffset: 821
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 198 in stargz, uncompressed length 2560
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 637, NextOffset: 768
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [3] at 517 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c6STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 821, NextOffset: 952
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo foo2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty] vs [foo_empty foo2 foo_empty2 foo_empty4 foo6 foo foo3 foo_empty3 foo4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1154, NextOffset: 1191
-    testutil.go:509: Offset: 936, NextOffset: 973
-    testutil.go:509: Offset: 1191, NextOffset: 1985
-    testutil.go:509: Offset: 973, NextOffset: 1682
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 581, NextOffset: 618
-    testutil.go:509: Offset: 431, NextOffset: 468
-    testutil.go:509: Offset: 618, NextOffset: 784
-    testutil.go:509: Offset: 468, NextOffset: 600
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 784, NextOffset: 821
-    testutil.go:509: Offset: 600, NextOffset: 637
-    testutil.go:509: Offset: 821, NextOffset: 952
-    testutil.go:509: Offset: 637, NextOffset: 768
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo6] vs [.no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty2 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 377
-    testutil.go:509: Offset: 132, NextOffset: 263
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 377, NextOffset: 414
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 263, NextOffset: 300
-    testutil.go:509: Offset: 414, NextOffset: 581
-    testutil.go:509: Offset: 300, NextOffset: 431
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 952, NextOffset: 989
-    testutil.go:509: Offset: 768, NextOffset: 805
-    testutil.go:509: Offset: 989, NextOffset: 1154
-    testutil.go:509: Offset: 805, NextOffset: 936
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:509: Offset: 410, NextOffset: 573
 === NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 145 198 517]
     testutil.go:2330: got gzip streams:
@@ -30852,9 +32443,77 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 594, NextOffset: 631
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 631, NextOffset: 762
+    testutil.go:509: Offset: 812, NextOffset: 943
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 965, NextOffset: 1669
+    testutil.go:509: Offset: 1180, NextOffset: 1946
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty2 foo_empty5 foo6] vs [foo2 foo_empty2 foo_empty3 foo4 foo5 foo6 foo3 foo_empty4 foo_empty5 foo foo_empty]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 610, NextOffset: 775
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 594, NextOffset: 631
+    testutil.go:509: Offset: 812, NextOffset: 943
+    testutil.go:509: Offset: 631, NextOffset: 762
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1180, NextOffset: 1946
+    testutil.go:509: Offset: 965, NextOffset: 1669
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 143 196 516]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -30866,7 +32525,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":143,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 147 200 524]
     testutil.go:2330: got gzip streams:
@@ -30888,54 +32547,15 @@
     testutil.go:2349:   [3] at 524 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c8STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":270,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":444,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":481,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":618,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":655,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":792,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":966,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1003,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":384,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":421,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":592,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":629,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":973,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1010,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo_empty5 foo2 foo_empty2 foo3 foo5 foo6 foo foo_empty foo_empty3] vs [foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty foo_empty4 foo6 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 444, NextOffset: 481
-    testutil.go:509: Offset: 592, NextOffset: 629
-    testutil.go:509: Offset: 481, NextOffset: 618
-    testutil.go:509: Offset: 629, NextOffset: 799
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 792, NextOffset: 829
-    testutil.go:509: Offset: 973, NextOffset: 1010
-    testutil.go:509: Offset: 829, NextOffset: 966
-    testutil.go:509: Offset: 1010, NextOffset: 1178
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 966, NextOffset: 1003
-    testutil.go:509: Offset: 1178, NextOffset: 1215
-    testutil.go:509: Offset: 1003, NextOffset: 1707
-    testutil.go:509: Offset: 1215, NextOffset: 2006
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 134, NextOffset: 270
-    testutil.go:509: Offset: 248, NextOffset: 384
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 618, NextOffset: 655
-    testutil.go:509: Offset: 799, NextOffset: 836
-    testutil.go:509: Offset: 655, NextOffset: 792
-    testutil.go:509: Offset: 836, NextOffset: 973
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 147 200 524]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 200 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 524 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c8STARGZ"
@@ -30943,55 +32563,8 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 270, NextOffset: 307
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 384, NextOffset: 421
-    testutil.go:509: Offset: 307, NextOffset: 444
-    testutil.go:509: Offset: 421, NextOffset: 592
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty foo_empty4 foo6] vs [foo_empty3 foo4 foo_empty4 foo_empty5 foo2 foo_empty2 foo3 foo5 foo6 foo foo_empty]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 248, NextOffset: 384
-    testutil.go:509: Offset: 134, NextOffset: 270
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1178, NextOffset: 1215
-    testutil.go:509: Offset: 966, NextOffset: 1003
-    testutil.go:509: Offset: 1215, NextOffset: 2006
-    testutil.go:509: Offset: 1003, NextOffset: 1707
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 384, NextOffset: 421
-    testutil.go:509: Offset: 270, NextOffset: 307
-    testutil.go:509: Offset: 421, NextOffset: 592
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 307, NextOffset: 444
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 592, NextOffset: 629
-    testutil.go:509: Offset: 444, NextOffset: 481
-    testutil.go:509: Offset: 629, NextOffset: 799
-    testutil.go:509: Offset: 481, NextOffset: 618
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 799, NextOffset: 836
-    testutil.go:509: Offset: 618, NextOffset: 655
-    testutil.go:509: Offset: 836, NextOffset: 973
-    testutil.go:509: Offset: 655, NextOffset: 792
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 973, NextOffset: 1010
-    testutil.go:509: Offset: 792, NextOffset: 829
-    testutil.go:509: Offset: 1010, NextOffset: 1178
-    testutil.go:509: Offset: 829, NextOffset: 966
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 146 199 519]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -31002,9 +32575,67 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo6 foo foo_empty2 foo4 foo_empty4 foo_empty5 foo_empty foo2 foo3] vs [foo_empty foo2 foo_empty2 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo3 foo_empty3 foo4 foo5]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+    testutil.go:509: Offset: 977, NextOffset: 1667
+    testutil.go:509: Offset: 1193, NextOffset: 1998
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 471, NextOffset: 603
+    testutil.go:509: Offset: 619, NextOffset: 785
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo3 foo_empty3 foo4 foo5] vs [foo foo_empty2 foo4 foo_empty4 foo_empty5 foo_empty foo2 foo3 foo_empty3 foo5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 619, NextOffset: 785
+    testutil.go:509: Offset: 471, NextOffset: 603
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 822, NextOffset: 954
 === NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 146 199 519]
     testutil.go:2330: got gzip streams:
@@ -31017,7 +32648,30 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1193, NextOffset: 1998
+    testutil.go:509: Offset: 977, NextOffset: 1667
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 145 198 518]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -31028,10 +32682,9 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 147 200 519]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -31044,110 +32697,19 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":485,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":965,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":998,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3] vs [foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo5 foo_empty5 foo foo_empty2 foo3]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 485, NextOffset: 518
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:509: Offset: 518, NextOffset: 654
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 147 200 519]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 504, NextOffset: 537
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 654, NextOffset: 687
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 537, NextOffset: 646
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [2] at 200 in stargz, uncompressed length 2560
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 687, NextOffset: 796
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 796, NextOffset: 829
-    testutil.go:509: Offset: 679, NextOffset: 788
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [3] at 519 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c8STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 829, NextOffset: 965
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 965, NextOffset: 998
-    testutil.go:509: Offset: 821, NextOffset: 1422
-    testutil.go:509: Offset: 998, NextOffset: 1666
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 112
-    testutil.go:509: Offset: 175, NextOffset: 208
-    testutil.go:509: Offset: 112, NextOffset: 220
-    testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 253, NextOffset: 362
-    testutil.go:509: Offset: 349, NextOffset: 485
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo_empty5 foo foo_empty2 foo3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo2] vs [foo6 foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty3 foo_empty4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 349, NextOffset: 485
-    testutil.go:509: Offset: 253, NextOffset: 362
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 796, NextOffset: 829
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 829, NextOffset: 965
-    testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 175, NextOffset: 208
-    testutil.go:509: Offset: 79, NextOffset: 112
-    testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:509: Offset: 112, NextOffset: 220
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 485, NextOffset: 518
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 518, NextOffset: 654
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 654, NextOffset: 687
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 687, NextOffset: 796
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 537, NextOffset: 646
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 965, NextOffset: 998
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 998, NextOffset: 1666
-    testutil.go:509: Offset: 821, NextOffset: 1422
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 148 201 520]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -31159,21 +32721,104 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":148,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty3 foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6] vs [foo3 foo_empty3 foo5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo4 foo_empty4 foo_empty5 foo_empty2]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 596, NextOffset: 633
+    testutil.go:509: Offset: 780, NextOffset: 817
+    testutil.go:509: Offset: 633, NextOffset: 763
+    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 947, NextOffset: 984
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+    testutil.go:509: Offset: 968, NextOffset: 1678
+    testutil.go:509: Offset: 1187, NextOffset: 1965
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 131, NextOffset: 260
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo4 foo_empty4 foo_empty5 foo_empty2 foo3] vs [foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty3]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 174 468]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 174 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 468 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000aeSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1187, NextOffset: 1965
+    testutil.go:509: Offset: 968, NextOffset: 1678
+    testutil.go:395: Comparing: "foo" vs "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:509: Offset: 131, NextOffset: 260
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 780, NextOffset: 817
+    testutil.go:509: Offset: 596, NextOffset: 633
+    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:509: Offset: 633, NextOffset: 763
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 132 174 468]
     testutil.go:2330: got gzip streams:
@@ -31199,106 +32844,19 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":129,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 175 471]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 133 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 175 in stargz, uncompressed length 2560
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo4 foo6 foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo_empty5 .no.prefetch.landmark foo_empty foo3 foo6 foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [3] at 471 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000afSTARGZ"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 227, NextOffset: 260
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 322, NextOffset: 355
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 662, NextOffset: 695
-    testutil.go:509: Offset: 548, NextOffset: 659
-    testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 976, NextOffset: 1009
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 836, NextOffset: 1434
-    testutil.go:509: Offset: 1009, NextOffset: 1676
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo6 foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4] vs [foo6 foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo foo2 foo3 foo4]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 1009, NextOffset: 1676
-    testutil.go:509: Offset: 836, NextOffset: 1434
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 227, NextOffset: 260
-    testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 662, NextOffset: 695
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:509: Offset: 548, NextOffset: 659
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 133 175 471]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -31311,8 +32869,6 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 133 175 471]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -31325,19 +32881,107 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty4 foo6 foo foo2 foo3 foo_empty3 foo4 foo5 foo_empty5] vs [foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty4 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 953, NextOffset: 990
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 174 470]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 990, NextOffset: 1697
+    testutil.go:509: Offset: 1201, NextOffset: 1975
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 174 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 470 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000aeSTARGZ"
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 266, NextOffset: 303
+    testutil.go:509: Offset: 380, NextOffset: 417
+    testutil.go:509: Offset: 303, NextOffset: 438
+    testutil.go:509: Offset: 417, NextOffset: 583
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 583, NextOffset: 620
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:509: Offset: 620, NextOffset: 787
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 610, NextOffset: 647
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 647, NextOffset: 782
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 819, NextOffset: 953
+    testutil.go:509: Offset: 996, NextOffset: 1164
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2] vs [foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo_empty2 foo_empty4 foo6 foo foo2]
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 610, NextOffset: 647
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:509: Offset: 647, NextOffset: 782
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 996, NextOffset: 1164
+    testutil.go:509: Offset: 819, NextOffset: 953
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 1201, NextOffset: 1975
+    testutil.go:509: Offset: 990, NextOffset: 1697
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 380, NextOffset: 417
+    testutil.go:509: Offset: 266, NextOffset: 303
+    testutil.go:509: Offset: 417, NextOffset: 583
+    testutil.go:509: Offset: 303, NextOffset: 438
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 132 174 470]
     testutil.go:2330: got gzip streams:
@@ -31351,23 +32995,7 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo6 foo foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 foo_empty2] vs [foo_empty foo4 foo_empty5 foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 508, NextOffset: 541
-    testutil.go:509: Offset: 656, NextOffset: 689
-    testutil.go:509: Offset: 541, NextOffset: 651
-    testutil.go:509: Offset: 689, NextOffset: 799
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 794, NextOffset: 827
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 827, NextOffset: 1424
-    testutil.go:509: Offset: 1001, NextOffset: 1674
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 131 173 469]
     testutil.go:2330: got gzip streams:
@@ -31380,89 +33008,19 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 113, NextOffset: 222
-    testutil.go:509: Offset: 209, NextOffset: 318
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 255
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 255, NextOffset: 365
-    testutil.go:509: Offset: 351, NextOffset: 487
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 365, NextOffset: 398
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 398, NextOffset: 508
-    testutil.go:509: Offset: 520, NextOffset: 656
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 651, NextOffset: 684
-    testutil.go:509: Offset: 799, NextOffset: 832
-    testutil.go:509: Offset: 684, NextOffset: 794
-    testutil.go:509: Offset: 832, NextOffset: 968
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty5 foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo_empty] vs [foo foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 foo_empty2 foo4 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 209, NextOffset: 318
-    testutil.go:509: Offset: 113, NextOffset: 222
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 656, NextOffset: 689
-    testutil.go:509: Offset: 508, NextOffset: 541
-    testutil.go:509: Offset: 689, NextOffset: 799
-    testutil.go:509: Offset: 541, NextOffset: 651
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 222, NextOffset: 255
-    testutil.go:509: Offset: 351, NextOffset: 487
-    testutil.go:509: Offset: 255, NextOffset: 365
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 365, NextOffset: 398
-    testutil.go:509: Offset: 520, NextOffset: 656
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 134 176 473]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 398, NextOffset: 508
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 134 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 176 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 473 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b0STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 799, NextOffset: 832
-    testutil.go:509: Offset: 651, NextOffset: 684
-    testutil.go:509: Offset: 832, NextOffset: 968
-    testutil.go:509: Offset: 684, NextOffset: 794
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 794, NextOffset: 827
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1001, NextOffset: 1674
-    testutil.go:509: Offset: 827, NextOffset: 1424
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 134 176 473]
     testutil.go:2330: got gzip streams:
@@ -31475,7 +33033,89 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":641,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":811,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":944,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":579,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":616,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1155,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1192,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty2 foo_empty4 foo6] vs [foo5 foo_empty5 foo foo_empty foo3 foo_empty4 foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 263, NextOffset: 300
+    testutil.go:509: Offset: 377, NextOffset: 414
+    testutil.go:509: Offset: 300, NextOffset: 434
+    testutil.go:509: Offset: 414, NextOffset: 579
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 579, NextOffset: 616
+    testutil.go:509: Offset: 471, NextOffset: 604
+    testutil.go:509: Offset: 616, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 604, NextOffset: 641
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 641, NextOffset: 774
+    testutil.go:509: Offset: 819, NextOffset: 952
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 774, NextOffset: 811
+    testutil.go:509: Offset: 952, NextOffset: 989
+    testutil.go:509: Offset: 811, NextOffset: 944
+    testutil.go:509: Offset: 989, NextOffset: 1155
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 131, NextOffset: 263
+    testutil.go:509: Offset: 245, NextOffset: 377
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 1155, NextOffset: 1192
+    testutil.go:509: Offset: 981, NextOffset: 1647
+    testutil.go:509: Offset: 1192, NextOffset: 1965
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty4 foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo] vs [foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty2 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 245, NextOffset: 377
+    testutil.go:509: Offset: 131, NextOffset: 263
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 579, NextOffset: 616
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 616, NextOffset: 782
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 471, NextOffset: 604
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1155, NextOffset: 1192
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 1192, NextOffset: 1965
+    testutil.go:509: Offset: 981, NextOffset: 1647
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 377, NextOffset: 414
+    testutil.go:509: Offset: 263, NextOffset: 300
+    testutil.go:509: Offset: 414, NextOffset: 579
+    testutil.go:509: Offset: 300, NextOffset: 434
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 604, NextOffset: 641
+    testutil.go:509: Offset: 819, NextOffset: 952
+    testutil.go:509: Offset: 641, NextOffset: 774
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 952, NextOffset: 989
+    testutil.go:509: Offset: 774, NextOffset: 811
+    testutil.go:509: Offset: 989, NextOffset: 1155
+    testutil.go:509: Offset: 811, NextOffset: 944
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 135 177 474]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -31488,8 +33128,6 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 138 180 480]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -31502,6 +33140,8 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 138 180 480]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -31514,26 +33154,6 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":407,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":519,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":552,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":664,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":809,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":842,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":180,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":324,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":666,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":699,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":811,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":844,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":982,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1015,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo4 foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty3 foo_empty4] vs [foo3 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty4 foo5 foo6]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 519, NextOffset: 552
-    testutil.go:509: Offset: 666, NextOffset: 699
-    testutil.go:509: Offset: 552, NextOffset: 664
-    testutil.go:509: Offset: 699, NextOffset: 811
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 664, NextOffset: 697
-    testutil.go:509: Offset: 811, NextOffset: 844
-    testutil.go:509: Offset: 697, NextOffset: 809
-    testutil.go:509: Offset: 844, NextOffset: 982
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 809, NextOffset: 842
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 135 177 477]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -31544,71 +33164,35 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 982, NextOffset: 1015
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 842, NextOffset: 1440
-    testutil.go:509: Offset: 1015, NextOffset: 1683
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 118, NextOffset: 229
-    testutil.go:509: Offset: 213, NextOffset: 324
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:509: Offset: 357, NextOffset: 495
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 374, NextOffset: 407
-    testutil.go:509: Offset: 495, NextOffset: 528
-    testutil.go:509: Offset: 407, NextOffset: 519
-    testutil.go:509: Offset: 528, NextOffset: 666
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":96,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":265,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":302,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":437,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":608,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":645,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":814,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":948,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":956,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":993,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1160,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1197,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty4 foo5 foo6] vs [foo_empty4 foo_empty foo_empty2 foo4 foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 809, NextOffset: 842
-    testutil.go:509: Offset: 1015, NextOffset: 1683
-    testutil.go:509: Offset: 842, NextOffset: 1440
+    testutil.go:401: Directory: "" vs "": [foo6 foo_empty foo2 foo_empty2 foo foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5] vs [foo6 foo foo_empty foo3 foo4 foo_empty4 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 133, NextOffset: 265
+    testutil.go:509: Offset: 246, NextOffset: 378
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 495, NextOffset: 528
-    testutil.go:509: Offset: 374, NextOffset: 407
-    testutil.go:509: Offset: 528, NextOffset: 666
-    testutil.go:509: Offset: 407, NextOffset: 519
+    testutil.go:509: Offset: 437, NextOffset: 474
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 474, NextOffset: 608
+    testutil.go:509: Offset: 620, NextOffset: 787
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 666, NextOffset: 699
-    testutil.go:509: Offset: 519, NextOffset: 552
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 699, NextOffset: 811
-    testutil.go:509: Offset: 552, NextOffset: 664
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 213, NextOffset: 324
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 118, NextOffset: 229
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 357, NextOffset: 495
-    testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 608, NextOffset: 645
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 645, NextOffset: 777
+    testutil.go:509: Offset: 824, NextOffset: 956
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 811, NextOffset: 844
-    testutil.go:509: Offset: 664, NextOffset: 697
-    testutil.go:509: Offset: 844, NextOffset: 982
-    testutil.go:509: Offset: 697, NextOffset: 809
+    testutil.go:509: Offset: 777, NextOffset: 814
+    testutil.go:509: Offset: 956, NextOffset: 993
+    testutil.go:509: Offset: 814, NextOffset: 948
+    testutil.go:509: Offset: 993, NextOffset: 1160
 === NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 140 182 485]
     testutil.go:2330: got gzip streams:
@@ -31620,9 +33204,63 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 948, NextOffset: 985
+    testutil.go:509: Offset: 1160, NextOffset: 1197
+    testutil.go:509: Offset: 985, NextOffset: 1669
+    testutil.go:509: Offset: 1197, NextOffset: 1992
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 265, NextOffset: 302
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 302, NextOffset: 437
+    testutil.go:509: Offset: 415, NextOffset: 583
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "" vs ""
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo4 foo_empty4 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo6] vs [foo foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 437, NextOffset: 474
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:509: Offset: 474, NextOffset: 608
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 608, NextOffset: 645
+    testutil.go:509: Offset: 824, NextOffset: 956
+    testutil.go:509: Offset: 645, NextOffset: 777
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 265, NextOffset: 302
+    testutil.go:509: Offset: 415, NextOffset: 583
+    testutil.go:509: Offset: 302, NextOffset: 437
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 956, NextOffset: 993
+    testutil.go:509: Offset: 777, NextOffset: 814
+    testutil.go:509: Offset: 993, NextOffset: 1160
+    testutil.go:509: Offset: 814, NextOffset: 948
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1160, NextOffset: 1197
+    testutil.go:509: Offset: 948, NextOffset: 985
+    testutil.go:509: Offset: 1197, NextOffset: 1992
+    testutil.go:509: Offset: 985, NextOffset: 1669
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:509: Offset: 133, NextOffset: 265
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 140 182 485]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -31646,7 +33284,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 138 180 482]
     testutil.go:2330: got gzip streams:
@@ -31659,46 +33296,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":485,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":965,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":998,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo2 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5] vs [foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo3 foo4 foo6 foo foo_empty foo_empty2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 253, NextOffset: 362
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 349, NextOffset: 485
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 965, NextOffset: 998
-    testutil.go:509: Offset: 821, NextOffset: 1422
-    testutil.go:509: Offset: 998, NextOffset: 1666
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 485, NextOffset: 518
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:509: Offset: 518, NextOffset: 654
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 654, NextOffset: 687
-    testutil.go:509: Offset: 537, NextOffset: 646
-    testutil.go:509: Offset: 687, NextOffset: 796
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 796, NextOffset: 829
-    testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:509: Offset: 829, NextOffset: 965
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 112
-    testutil.go:509: Offset: 175, NextOffset: 208
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 138 180 482]
     testutil.go:2330: got gzip streams:
@@ -31707,57 +33306,11 @@
     testutil.go:2349:   [2] at 180 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 482 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b4STARGZ"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 112, NextOffset: 220
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo3 foo4 foo6 foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 175, NextOffset: 208
-    testutil.go:509: Offset: 79, NextOffset: 112
-    testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:509: Offset: 112, NextOffset: 220
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 796, NextOffset: 829
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 829, NextOffset: 965
-    testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 349, NextOffset: 485
-    testutil.go:509: Offset: 253, NextOffset: 362
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 485, NextOffset: 518
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 518, NextOffset: 654
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 654, NextOffset: 687
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 687, NextOffset: 796
-    testutil.go:509: Offset: 537, NextOffset: 646
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 965, NextOffset: 998
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 998, NextOffset: 1666
-    testutil.go:509: Offset: 821, NextOffset: 1422
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 137 179 481]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -31769,12 +33322,14 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":137,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 142 184 487]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":431,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":468,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":600,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":637,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":768,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":805,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":936,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":973,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 142 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 184 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 487 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b8STARGZ"
@@ -31782,20 +33337,109 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":142,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":581,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":618,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":784,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1154,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1191,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty foo_empty2 foo5 foo_empty5] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo_empty foo3 foo4 foo6]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 600, NextOffset: 637
+    testutil.go:509: Offset: 784, NextOffset: 821
+    testutil.go:509: Offset: 637, NextOffset: 768
+    testutil.go:509: Offset: 821, NextOffset: 952
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 936, NextOffset: 973
+    testutil.go:509: Offset: 1154, NextOffset: 1191
+    testutil.go:509: Offset: 973, NextOffset: 1682
+    testutil.go:509: Offset: 1191, NextOffset: 1985
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 209, NextOffset: 246
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 132, NextOffset: 263
+    testutil.go:509: Offset: 246, NextOffset: 377
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 768, NextOffset: 805
+    testutil.go:509: Offset: 952, NextOffset: 989
+    testutil.go:509: Offset: 805, NextOffset: 936
+    testutil.go:509: Offset: 989, NextOffset: 1154
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 263, NextOffset: 300
+    testutil.go:509: Offset: 377, NextOffset: 414
+    testutil.go:509: Offset: 300, NextOffset: 431
+    testutil.go:509: Offset: 414, NextOffset: 581
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 431, NextOffset: 468
+    testutil.go:509: Offset: 581, NextOffset: 618
+    testutil.go:509: Offset: 468, NextOffset: 600
+    testutil.go:509: Offset: 618, NextOffset: 784
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty foo_empty2 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 952, NextOffset: 989
+    testutil.go:509: Offset: 768, NextOffset: 805
+    testutil.go:509: Offset: 989, NextOffset: 1154
+    testutil.go:509: Offset: 805, NextOffset: 936
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 581, NextOffset: 618
+    testutil.go:509: Offset: 431, NextOffset: 468
+    testutil.go:509: Offset: 618, NextOffset: 784
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 142 184 487]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 142 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 184 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 487 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000b8STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 468, NextOffset: 600
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":142,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 784, NextOffset: 821
+    testutil.go:509: Offset: 600, NextOffset: 637
+    testutil.go:509: Offset: 821, NextOffset: 952
+    testutil.go:509: Offset: 637, NextOffset: 768
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1154, NextOffset: 1191
+    testutil.go:509: Offset: 936, NextOffset: 973
+    testutil.go:509: Offset: 1191, NextOffset: 1985
+    testutil.go:509: Offset: 973, NextOffset: 1682
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 377
+    testutil.go:509: Offset: 132, NextOffset: 263
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 377, NextOffset: 414
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 263, NextOffset: 300
+    testutil.go:509: Offset: 414, NextOffset: 581
+    testutil.go:509: Offset: 300, NextOffset: 431
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 141 183 486]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -31806,117 +33450,20 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":141,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo6] vs [foo_empty foo2 foo3 foo_empty3 foo_empty5 foo6 foo_empty2 foo4 foo_empty4 foo5 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 836, NextOffset: 1434
-    testutil.go:509: Offset: 1009, NextOffset: 1676
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 227, NextOffset: 260
-    testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 315 427 1179]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 662, NextOffset: 695
-    testutil.go:509: Offset: 548, NextOffset: 659
-    testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo_empty5 foo6 foo_empty2 foo4 foo_empty4 foo5] vs [foo3 foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo6]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 976, NextOffset: 1009
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 315 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 803, NextOffset: 836
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 427 in stargz, uncompressed length 2560
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1009, NextOffset: 1676
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [3] at 1179 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001abSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 836, NextOffset: 1434
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":315,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 662, NextOffset: 695
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:509: Offset: 548, NextOffset: 659
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 212, NextOffset: 322
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 227, NextOffset: 260
-    testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 315 427 1179]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -31929,6 +33476,8 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":315,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 319 431 1183]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -31941,7 +33490,84 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":270,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":444,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":481,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":618,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":655,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":792,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":966,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1003,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":384,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":421,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":592,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":629,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":973,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1010,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo3 foo_empty4 foo6 foo] vs [foo5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo2 foo_empty3]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 134, NextOffset: 270
+    testutil.go:509: Offset: 248, NextOffset: 384
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 270, NextOffset: 307
+    testutil.go:509: Offset: 384, NextOffset: 421
+    testutil.go:509: Offset: 307, NextOffset: 444
+    testutil.go:509: Offset: 421, NextOffset: 592
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 618, NextOffset: 655
+    testutil.go:509: Offset: 799, NextOffset: 836
+    testutil.go:509: Offset: 655, NextOffset: 792
+    testutil.go:509: Offset: 836, NextOffset: 973
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 792, NextOffset: 829
+    testutil.go:509: Offset: 973, NextOffset: 1010
+    testutil.go:509: Offset: 829, NextOffset: 966
+    testutil.go:509: Offset: 1010, NextOffset: 1178
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 444, NextOffset: 481
+    testutil.go:509: Offset: 592, NextOffset: 629
+    testutil.go:509: Offset: 481, NextOffset: 618
+    testutil.go:509: Offset: 629, NextOffset: 799
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 966, NextOffset: 1003
+    testutil.go:509: Offset: 1178, NextOffset: 1215
+    testutil.go:509: Offset: 1003, NextOffset: 1707
+    testutil.go:509: Offset: 1215, NextOffset: 2006
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo2 foo_empty3 foo5 foo6 .no.prefetch.landmark foo] vs [foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo3 foo_empty4]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 248, NextOffset: 384
+    testutil.go:509: Offset: 134, NextOffset: 270
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 592, NextOffset: 629
+    testutil.go:509: Offset: 444, NextOffset: 481
+    testutil.go:509: Offset: 629, NextOffset: 799
+    testutil.go:509: Offset: 481, NextOffset: 618
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 799, NextOffset: 836
+    testutil.go:509: Offset: 618, NextOffset: 655
+    testutil.go:509: Offset: 836, NextOffset: 973
+    testutil.go:509: Offset: 655, NextOffset: 792
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 384, NextOffset: 421
+    testutil.go:509: Offset: 270, NextOffset: 307
+    testutil.go:509: Offset: 421, NextOffset: 592
+    testutil.go:509: Offset: 307, NextOffset: 444
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 973, NextOffset: 1010
+    testutil.go:509: Offset: 792, NextOffset: 829
+    testutil.go:509: Offset: 1010, NextOffset: 1178
+    testutil.go:509: Offset: 829, NextOffset: 966
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1178, NextOffset: 1215
+    testutil.go:509: Offset: 966, NextOffset: 1003
+    testutil.go:509: Offset: 1215, NextOffset: 2006
+    testutil.go:509: Offset: 1003, NextOffset: 1707
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 319 431 1188]
     testutil.go:2330: got gzip streams:
@@ -31966,15 +33592,10 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 321 433 1190]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo3 foo_empty4 foo6] vs [.no.prefetch.landmark foo_empty2 foo_empty3 foo4 foo_empty5 foo foo_empty foo2 foo3 foo_empty4 foo5 foo6]
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 321 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 433 in stargz, uncompressed length 2560
@@ -31982,122 +33603,124 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 113, NextOffset: 222
-    testutil.go:509: Offset: 209, NextOffset: 318
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 255
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 255, NextOffset: 365
-    testutil.go:509: Offset: 351, NextOffset: 487
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 508, NextOffset: 541
-    testutil.go:509: Offset: 656, NextOffset: 689
-    testutil.go:509: Offset: 541, NextOffset: 651
-    testutil.go:509: Offset: 689, NextOffset: 799
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 651, NextOffset: 684
-    testutil.go:509: Offset: 799, NextOffset: 832
-    testutil.go:509: Offset: 684, NextOffset: 794
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 832, NextOffset: 968
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 365, NextOffset: 398
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 398, NextOffset: 508
-    testutil.go:509: Offset: 520, NextOffset: 656
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 794, NextOffset: 827
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 827, NextOffset: 1424
-    testutil.go:509: Offset: 1001, NextOffset: 1674
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty2 foo_empty3 foo4 foo_empty5 foo] vs [foo foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo3 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 656, NextOffset: 689
-    testutil.go:509: Offset: 508, NextOffset: 541
-    testutil.go:509: Offset: 689, NextOffset: 799
-    testutil.go:509: Offset: 541, NextOffset: 651
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 80, NextOffset: 113
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 316 428 1182]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 209, NextOffset: 318
-    testutil.go:509: Offset: 113, NextOffset: 222
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 316 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 428 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1182 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001acSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":316,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 318, NextOffset: 351
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 222, NextOffset: 255
-    testutil.go:509: Offset: 351, NextOffset: 487
-    testutil.go:509: Offset: 255, NextOffset: 365
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 365, NextOffset: 398
-    testutil.go:509: Offset: 520, NextOffset: 656
-    testutil.go:509: Offset: 398, NextOffset: 508
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 799, NextOffset: 832
-    testutil.go:509: Offset: 651, NextOffset: 684
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 832, NextOffset: 968
-    testutil.go:509: Offset: 684, NextOffset: 794
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":485,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":965,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":998,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo_empty foo2 foo_empty3 foo_empty5 foo6 foo foo_empty2 foo3] vs [foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty foo_empty2 foo_empty5 foo6 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 794, NextOffset: 827
-    testutil.go:509: Offset: 1001, NextOffset: 1674
-    testutil.go:509: Offset: 827, NextOffset: 1424
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 821, NextOffset: 1422
+    testutil.go:509: Offset: 998, NextOffset: 1666
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 112
+    testutil.go:509: Offset: 175, NextOffset: 208
+    testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 362, NextOffset: 395
 === NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 316 428 1182]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 316 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 428 in stargz, uncompressed length 2560
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 654, NextOffset: 687
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:509: Offset: 687, NextOffset: 796
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 796, NextOffset: 829
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [3] at 1182 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001acSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 679, NextOffset: 788
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 253, NextOffset: 362
+    testutil.go:509: Offset: 349, NextOffset: 485
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty5 foo6 .no.prefetch.landmark foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo] vs [foo_empty4 foo5 foo_empty foo2 foo_empty3 foo_empty5 foo6 foo foo_empty2 foo3 foo4]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 349, NextOffset: 485
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":316,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 253, NextOffset: 362
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 654, NextOffset: 687
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 687, NextOffset: 796
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 796, NextOffset: 829
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 829, NextOffset: 965
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 175, NextOffset: 208
+    testutil.go:509: Offset: 79, NextOffset: 112
+    testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 998, NextOffset: 1666
+    testutil.go:509: Offset: 821, NextOffset: 1422
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 319 431 1185]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -32110,6 +33733,8 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 321 433 1192]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -32128,14 +33753,14 @@
     testutil.go:2349:   [1] at 321 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 433 in stargz, uncompressed length 2560
     testutil.go:2349:   [3] at 1192 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b1STARGZ"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 324 436 1195]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -32161,102 +33786,30 @@
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 4185 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000083dSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":407,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":519,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":552,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":664,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":809,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":842,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":180,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":324,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":666,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":699,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":811,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":844,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":982,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1015,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo foo2 foo_empty2 foo_empty3 foo4 foo_empty foo3 foo_empty4] vs [foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo4 foo5 foo_empty foo2 foo3 foo_empty3 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 374, NextOffset: 407
-    testutil.go:509: Offset: 495, NextOffset: 528
-    testutil.go:509: Offset: 407, NextOffset: 519
-    testutil.go:509: Offset: 528, NextOffset: 666
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 664, NextOffset: 697
-    testutil.go:509: Offset: 811, NextOffset: 844
-    testutil.go:509: Offset: 697, NextOffset: 809
-    testutil.go:509: Offset: 844, NextOffset: 982
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 809, NextOffset: 842
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 842, NextOffset: 1440
-    testutil.go:509: Offset: 1015, NextOffset: 1683
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 118, NextOffset: 229
-    testutil.go:509: Offset: 213, NextOffset: 324
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:509: Offset: 357, NextOffset: 495
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 519, NextOffset: 552
-    testutil.go:509: Offset: 666, NextOffset: 699
-    testutil.go:509: Offset: 552, NextOffset: 664
-    testutil.go:509: Offset: 699, NextOffset: 811
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo4 foo5] vs [foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo_empty2 foo_empty3 foo4 foo_empty foo3]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 357, NextOffset: 495
-    testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 495, NextOffset: 528
-    testutil.go:509: Offset: 374, NextOffset: 407
-    testutil.go:509: Offset: 528, NextOffset: 666
-    testutil.go:509: Offset: 407, NextOffset: 519
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 809, NextOffset: 842
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 4257 6333]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1015, NextOffset: 1683
-    testutil.go:509: Offset: 842, NextOffset: 1440
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 213, NextOffset: 324
-    testutil.go:509: Offset: 118, NextOffset: 229
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 3172
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [2] at 4257 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [3] at 6333 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000010a1STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 666, NextOffset: 699
-    testutil.go:509: Offset: 519, NextOffset: 552
-    testutil.go:509: Offset: 699, NextOffset: 811
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 552, NextOffset: 664
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 811, NextOffset: 844
-    testutil.go:509: Offset: 664, NextOffset: 697
 === RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 844, NextOffset: 982
-    testutil.go:509: Offset: 697, NextOffset: 809
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty3 foo5 foo6 foo_empty foo_empty2 foo3 foo4 foo_empty4 foo_empty5] vs [foo_empty4 foo6 foo foo_empty foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 692, NextOffset: 803
+    testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 803, NextOffset: 836
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 836, NextOffset: 1434
+    testutil.go:509: Offset: 1009, NextOffset: 1676
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 3133 5209]
     testutil.go:2330: got gzip streams:
@@ -32265,13 +33818,60 @@
     testutil.go:2349:   [2] at 3133 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 5209 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000c3dSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 371, NextOffset: 404
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 662, NextOffset: 695
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:509: Offset: 695, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 227, NextOffset: 260
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 3233 5309]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
     testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 5309 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ca1STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty foo5 foo_empty5] vs [foo5 foo6 foo_empty foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo foo2 foo_empty3]
 === RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 371, NextOffset: 404
+    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 662, NextOffset: 695
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 695, NextOffset: 806
+    testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 976, NextOffset: 1009
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 2109 4185]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -32279,13 +33879,40 @@
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 4185 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000083dSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 803, NextOffset: 836
+    testutil.go:509: Offset: 1009, NextOffset: 1676
+    testutil.go:509: Offset: 836, NextOffset: 1434
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 976
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 3233 5309]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 692, NextOffset: 803
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
     testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 5309 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ca1STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 227, NextOffset: 260
+    testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:509: Offset: 260, NextOffset: 371
 === RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 2109 4185]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -32293,8 +33920,6 @@
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 4185 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000083dSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 4257 6333]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -32302,44 +33927,7 @@
     testutil.go:2349:   [2] at 4257 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 6333 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000010a1STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":111,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":218,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":251,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":359,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":674,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":815,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":174,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":314,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":347,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":482,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":650,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":683,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":791,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":992,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo3 foo4 foo6 foo foo_empty] vs [foo foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo4 foo5 foo6]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 359, NextOffset: 392
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 392, NextOffset: 500
-    testutil.go:509: Offset: 515, NextOffset: 650
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 650, NextOffset: 683
-    testutil.go:509: Offset: 533, NextOffset: 641
-    testutil.go:509: Offset: 683, NextOffset: 791
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 782, NextOffset: 815
-    testutil.go:509: Offset: 959, NextOffset: 992
-    testutil.go:509: Offset: 815, NextOffset: 1410
-    testutil.go:509: Offset: 992, NextOffset: 1658
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 78, NextOffset: 111
-    testutil.go:509: Offset: 174, NextOffset: 207
-    testutil.go:509: Offset: 111, NextOffset: 218
-    testutil.go:509: Offset: 207, NextOffset: 314
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 314, NextOffset: 347
-    testutil.go:509: Offset: 251, NextOffset: 359
-    testutil.go:509: Offset: 347, NextOffset: 482
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 641, NextOffset: 674
-    testutil.go:509: Offset: 791, NextOffset: 824
-    testutil.go:509: Offset: 674, NextOffset: 782
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 3133 5209]
     testutil.go:2330: got gzip streams:
@@ -32347,61 +33935,14 @@
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 3133 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 5209 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000c3dSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
 === RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo5 foo6 foo foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty] vs [foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo3 foo4 foo6 foo foo_empty]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 359, NextOffset: 392
-    testutil.go:509: Offset: 515, NextOffset: 650
-    testutil.go:509: Offset: 392, NextOffset: 500
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 650, NextOffset: 683
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 683, NextOffset: 791
-    testutil.go:509: Offset: 533, NextOffset: 641
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 791, NextOffset: 824
-    testutil.go:509: Offset: 641, NextOffset: 674
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:509: Offset: 674, NextOffset: 782
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 959, NextOffset: 992
-    testutil.go:509: Offset: 782, NextOffset: 815
-    testutil.go:509: Offset: 992, NextOffset: 1658
-    testutil.go:509: Offset: 815, NextOffset: 1410
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 174, NextOffset: 207
-    testutil.go:509: Offset: 78, NextOffset: 111
-    testutil.go:509: Offset: 207, NextOffset: 314
-    testutil.go:509: Offset: 111, NextOffset: 218
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 3233 5309]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 314, NextOffset: 347
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
     testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 5309 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ca1STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 347, NextOffset: 482
-    testutil.go:509: Offset: 251, NextOffset: 359
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 2109 4185]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -32409,8 +33950,6 @@
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 4185 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000083dSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 3233 5309]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -32418,6 +33957,8 @@
     testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 5309 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ca1STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 2109 4185]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -32439,6 +33980,85 @@
     testutil.go:2349:   [2] at 3133 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 5209 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000c3dSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty2 foo3 foo6 foo_empty] vs [foo_empty foo2 foo3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo_empty3 foo5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 113, NextOffset: 222
+    testutil.go:509: Offset: 209, NextOffset: 318
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 365, NextOffset: 398
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:509: Offset: 520, NextOffset: 656
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 968, NextOffset: 1001
+    testutil.go:509: Offset: 827, NextOffset: 1424
+    testutil.go:509: Offset: 1001, NextOffset: 1674
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 255
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 255, NextOffset: 365
+    testutil.go:509: Offset: 351, NextOffset: 487
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 508, NextOffset: 541
+    testutil.go:509: Offset: 656, NextOffset: 689
+    testutil.go:509: Offset: 541, NextOffset: 651
+    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 651, NextOffset: 684
+    testutil.go:509: Offset: 799, NextOffset: 832
+    testutil.go:509: Offset: 684, NextOffset: 794
+    testutil.go:509: Offset: 832, NextOffset: 968
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty foo2 foo3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo_empty3] vs [foo_empty5 foo foo_empty2 foo3 foo6 foo_empty foo2 foo_empty3 foo4 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 209, NextOffset: 318
+    testutil.go:509: Offset: 113, NextOffset: 222
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 799, NextOffset: 832
+    testutil.go:509: Offset: 651, NextOffset: 684
+    testutil.go:509: Offset: 832, NextOffset: 968
+    testutil.go:509: Offset: 684, NextOffset: 794
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 222, NextOffset: 255
+    testutil.go:509: Offset: 351, NextOffset: 487
+    testutil.go:509: Offset: 255, NextOffset: 365
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 365, NextOffset: 398
+    testutil.go:509: Offset: 520, NextOffset: 656
+    testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 656, NextOffset: 689
+    testutil.go:509: Offset: 508, NextOffset: 541
+    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:509: Offset: 541, NextOffset: 651
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 968, NextOffset: 1001
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 1001, NextOffset: 1674
+    testutil.go:509: Offset: 827, NextOffset: 1424
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 3233 5309]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -32453,6 +34073,8 @@
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 4185 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000083dSTARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 3233 5309]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -32460,45 +34082,857 @@
     testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 5309 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ca1STARGZ"
 === RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":83,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":368,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":401,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":511,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":544,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":797,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":830,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":320,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":489,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":522,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":691,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":801,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":834,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":970,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1003,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:1580: testing streams: [0 0 1057 2109 4185]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 4185 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000083dSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 4257 6333]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 4257 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 6333 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000010a1STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 3133 5209]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 3133 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 5209 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000c3dSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":407,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":519,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":552,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":664,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":809,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":842,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":180,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":324,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":666,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":699,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":811,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":844,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":982,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1015,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo6 foo3 foo4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 511, NextOffset: 544
-    testutil.go:509: Offset: 658, NextOffset: 691
-    testutil.go:509: Offset: 544, NextOffset: 654
-    testutil.go:509: Offset: 691, NextOffset: 801
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo6 foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty foo_empty2 foo5] vs [foo5 foo_empty5 foo2 foo3 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 116, NextOffset: 225
-    testutil.go:509: Offset: 211, NextOffset: 320
+    testutil.go:509: Offset: 85, NextOffset: 118
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 1057 3233 5309]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 118, NextOffset: 229
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 5309 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ca1STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 213, NextOffset: 324
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 654, NextOffset: 687
-    testutil.go:509: Offset: 801, NextOffset: 834
-    testutil.go:509: Offset: 687, NextOffset: 797
-    testutil.go:509: Offset: 834, NextOffset: 970
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+    testutil.go:509: Offset: 664, NextOffset: 697
+    testutil.go:509: Offset: 811, NextOffset: 844
+    testutil.go:509: Offset: 697, NextOffset: 809
+    testutil.go:509: Offset: 844, NextOffset: 982
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 809, NextOffset: 842
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 842, NextOffset: 1440
+    testutil.go:509: Offset: 1015, NextOffset: 1683
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 262, NextOffset: 374
+    testutil.go:509: Offset: 357, NextOffset: 495
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 374, NextOffset: 407
+    testutil.go:509: Offset: 495, NextOffset: 528
+    testutil.go:509: Offset: 407, NextOffset: 519
+    testutil.go:509: Offset: 528, NextOffset: 666
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 519, NextOffset: 552
+    testutil.go:509: Offset: 666, NextOffset: 699
+    testutil.go:509: Offset: 552, NextOffset: 664
+    testutil.go:509: Offset: 699, NextOffset: 811
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 2109 4185]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo2 foo3 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo4 foo5] vs [foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty foo_empty2 foo5 foo6 foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 180, NextOffset: 213
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 2048
     testutil.go:2349:   [3] at 4185 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000083dSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 213, NextOffset: 324
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 118, NextOffset: 229
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 666, NextOffset: 699
+    testutil.go:509: Offset: 519, NextOffset: 552
+    testutil.go:509: Offset: 699, NextOffset: 811
+    testutil.go:509: Offset: 552, NextOffset: 664
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 811, NextOffset: 844
+    testutil.go:509: Offset: 664, NextOffset: 697
+    testutil.go:509: Offset: 844, NextOffset: 982
+    testutil.go:509: Offset: 697, NextOffset: 809
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 357, NextOffset: 495
+    testutil.go:509: Offset: 262, NextOffset: 374
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 495, NextOffset: 528
+    testutil.go:509: Offset: 374, NextOffset: 407
+    testutil.go:509: Offset: 528, NextOffset: 666
+    testutil.go:509: Offset: 407, NextOffset: 519
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 809, NextOffset: 842
+    testutil.go:509: Offset: 1015, NextOffset: 1683
+    testutil.go:509: Offset: 842, NextOffset: 1440
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 127 234 573]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 234 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 573 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000eaSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 127 232 571]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 232 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 571 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000e8STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 127 313 652]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 313 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 652 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000139STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 127 310 649]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 310 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 649 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000136STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":485,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":965,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":998,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 foo_empty] vs [foo3 foo_empty3 foo_empty4 .no.prefetch.landmark foo_empty2 foo4 foo5 foo_empty5 foo6 foo foo_empty foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 112
+    testutil.go:509: Offset: 175, NextOffset: 208
+    testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 253, NextOffset: 362
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 127 235 574]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 349, NextOffset: 485
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 235 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 574 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ebSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 796, NextOffset: 829
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 821, NextOffset: 1422
+    testutil.go:509: Offset: 998, NextOffset: 1666
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 654, NextOffset: 687
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:509: Offset: 687, NextOffset: 796
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo2 foo3 foo_empty3 foo_empty4 .no.prefetch.landmark foo_empty2 foo4 foo5 foo_empty5] vs [foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 654, NextOffset: 687
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 687, NextOffset: 796
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 796, NextOffset: 829
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 998, NextOffset: 1666
+    testutil.go:509: Offset: 821, NextOffset: 1422
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 175, NextOffset: 208
+    testutil.go:509: Offset: 79, NextOffset: 112
+    testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 349, NextOffset: 485
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 127 233 572]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 233 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 572 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000e9STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 253, NextOffset: 362
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 131 240 583]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 240 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 583 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f0STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 131 239 582]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 239 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 582 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000efSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 131 316 659]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 316 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 659 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013cSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 131 314 657]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 314 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 657 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013aSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 130 241 582]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 241 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 582 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f1STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo6 foo_empty foo_empty4 foo_empty5] vs [foo foo_empty foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty2 foo3 foo_empty5 foo6 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 371, NextOffset: 404
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 130 239 580]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 239 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 580 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000efSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 492, NextOffset: 525
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 662, NextOffset: 695
+    testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:509: Offset: 695, NextOffset: 806
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 692, NextOffset: 803
+    testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 803, NextOffset: 836
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 836, NextOffset: 1434
+    testutil.go:509: Offset: 1009, NextOffset: 1676
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 227, NextOffset: 260
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty2 foo3 foo_empty5 foo6 .no.prefetch.landmark] vs [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo6 foo_empty foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:509: Offset: 692, NextOffset: 803
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 371, NextOffset: 404
+    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 803, NextOffset: 836
+    testutil.go:509: Offset: 1009, NextOffset: 1676
+    testutil.go:509: Offset: 836, NextOffset: 1434
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 227, NextOffset: 260
+    testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 662, NextOffset: 695
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 695, NextOffset: 806
+    testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 130 239 577]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 239 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 577 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000efSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 130 237 575]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 237 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 575 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000edSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 130 315 653]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 315 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 653 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013bSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 130 315 653]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 315 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 653 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013bSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo foo_empty foo3 foo_empty3 foo4 foo6 foo2 foo_empty2] vs [foo4 foo_empty4 .no.prefetch.landmark foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 651, NextOffset: 684
+    testutil.go:509: Offset: 799, NextOffset: 832
+    testutil.go:509: Offset: 684, NextOffset: 794
+    testutil.go:509: Offset: 832, NextOffset: 968
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 113, NextOffset: 222
+    testutil.go:509: Offset: 209, NextOffset: 318
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 365, NextOffset: 398
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:509: Offset: 520, NextOffset: 656
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 508, NextOffset: 541
+    testutil.go:509: Offset: 656, NextOffset: 689
+    testutil.go:509: Offset: 541, NextOffset: 651
+    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 968, NextOffset: 1001
+    testutil.go:509: Offset: 827, NextOffset: 1424
+    testutil.go:509: Offset: 1001, NextOffset: 1674
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 255
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 255, NextOffset: 365
+    testutil.go:509: Offset: 351, NextOffset: 487
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo5 foo_empty5] vs [foo_empty5 foo foo_empty foo3 foo_empty3 foo4 foo6 foo2 foo_empty2 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 222, NextOffset: 255
+    testutil.go:509: Offset: 351, NextOffset: 487
+    testutil.go:509: Offset: 255, NextOffset: 365
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 365, NextOffset: 398
+    testutil.go:509: Offset: 520, NextOffset: 656
+    testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 656, NextOffset: 689
+    testutil.go:509: Offset: 508, NextOffset: 541
+    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:509: Offset: 541, NextOffset: 651
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 799, NextOffset: 832
+    testutil.go:509: Offset: 651, NextOffset: 684
+    testutil.go:509: Offset: 832, NextOffset: 968
+    testutil.go:509: Offset: 684, NextOffset: 794
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 968, NextOffset: 1001
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 1001, NextOffset: 1674
+    testutil.go:509: Offset: 827, NextOffset: 1424
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 209, NextOffset: 318
+    testutil.go:509: Offset: 113, NextOffset: 222
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 128 236 576]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 236 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 576 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ecSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 128 234 574]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 234 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 574 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000eaSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 132 245 587]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 245 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 587 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f5STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 132 241 583]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 241 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 583 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f1STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 132 321 663]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 321 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 663 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000141STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 132 318 660]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 318 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 660 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013eSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 132 244 586]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 244 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 586 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f4STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 132 242 584]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 242 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 584 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f2STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":407,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":519,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":552,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":664,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":809,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":842,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":180,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":324,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":666,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":699,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":811,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":844,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":982,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1015,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo5 foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6] vs [foo3 foo4 foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty2 foo_empty3 foo5 foo6 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 262, NextOffset: 374
+    testutil.go:509: Offset: 357, NextOffset: 495
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 374, NextOffset: 407
+    testutil.go:509: Offset: 495, NextOffset: 528
+    testutil.go:509: Offset: 407, NextOffset: 519
+    testutil.go:509: Offset: 528, NextOffset: 666
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 519, NextOffset: 552
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 108 208 520]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 208 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 520 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d0STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 666, NextOffset: 699
+    testutil.go:509: Offset: 552, NextOffset: 664
+    testutil.go:509: Offset: 699, NextOffset: 811
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 809, NextOffset: 842
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 842, NextOffset: 1440
+    testutil.go:509: Offset: 1015, NextOffset: 1683
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 118, NextOffset: 229
+    testutil.go:509: Offset: 213, NextOffset: 324
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 664, NextOffset: 697
+    testutil.go:509: Offset: 811, NextOffset: 844
+    testutil.go:509: Offset: 697, NextOffset: 809
+    testutil.go:509: Offset: 844, NextOffset: 982
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty2 foo_empty3 foo5 foo6 .no.prefetch.landmark foo3 foo4] vs [foo6 foo foo_empty foo5 foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 811, NextOffset: 844
+    testutil.go:509: Offset: 664, NextOffset: 697
+    testutil.go:509: Offset: 844, NextOffset: 982
+    testutil.go:509: Offset: 697, NextOffset: 809
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 809, NextOffset: 842
+    testutil.go:509: Offset: 1015, NextOffset: 1683
+    testutil.go:509: Offset: 842, NextOffset: 1440
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 495, NextOffset: 528
+    testutil.go:509: Offset: 374, NextOffset: 407
+    testutil.go:509: Offset: 528, NextOffset: 666
+    testutil.go:509: Offset: 407, NextOffset: 519
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 666, NextOffset: 699
+    testutil.go:509: Offset: 519, NextOffset: 552
+    testutil.go:509: Offset: 699, NextOffset: 811
+    testutil.go:509: Offset: 552, NextOffset: 664
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 213, NextOffset: 324
+    testutil.go:509: Offset: 118, NextOffset: 229
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 357, NextOffset: 495
+    testutil.go:509: Offset: 262, NextOffset: 374
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 108 201 513]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 201 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 513 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c9STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 108 279 591]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 279 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 591 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000117STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 108 276 588]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 276 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 588 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000114STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 107 206 518]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 206 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 518 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ceSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 107 199 511]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 199 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 511 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c7STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":111,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":218,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":251,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":359,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":674,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":815,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":174,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":314,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":347,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":482,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":650,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":683,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":791,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":992,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 foo foo_empty2 foo4 foo_empty4 foo6] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo2 foo3 foo4 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 650, NextOffset: 683
+    testutil.go:509: Offset: 533, NextOffset: 641
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 109 210 525]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2148
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 683, NextOffset: 791
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 210 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 525 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d2STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 782, NextOffset: 815
+    testutil.go:509: Offset: 959, NextOffset: 992
+    testutil.go:509: Offset: 815, NextOffset: 1410
+    testutil.go:509: Offset: 992, NextOffset: 1658
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 314, NextOffset: 347
+    testutil.go:509: Offset: 251, NextOffset: 359
+    testutil.go:509: Offset: 347, NextOffset: 482
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 359, NextOffset: 392
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 392, NextOffset: 500
+    testutil.go:509: Offset: 515, NextOffset: 650
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 641, NextOffset: 674
+    testutil.go:509: Offset: 791, NextOffset: 824
+    testutil.go:509: Offset: 674, NextOffset: 782
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 78, NextOffset: 111
+    testutil.go:509: Offset: 174, NextOffset: 207
+    testutil.go:509: Offset: 111, NextOffset: 218
+    testutil.go:509: Offset: 207, NextOffset: 314
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo5 foo6 foo2 foo3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty2] vs [foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 foo foo_empty2 foo4 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 174, NextOffset: 207
+    testutil.go:509: Offset: 78, NextOffset: 111
+    testutil.go:509: Offset: 207, NextOffset: 314
+    testutil.go:509: Offset: 111, NextOffset: 218
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 791, NextOffset: 824
+    testutil.go:509: Offset: 641, NextOffset: 674
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:509: Offset: 674, NextOffset: 782
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 959, NextOffset: 992
+    testutil.go:509: Offset: 782, NextOffset: 815
+    testutil.go:509: Offset: 992, NextOffset: 1658
+    testutil.go:509: Offset: 815, NextOffset: 1410
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 314, NextOffset: 347
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 347, NextOffset: 482
+    testutil.go:509: Offset: 251, NextOffset: 359
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 359, NextOffset: 392
+    testutil.go:509: Offset: 515, NextOffset: 650
+    testutil.go:509: Offset: 392, NextOffset: 500
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 650, NextOffset: 683
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 683, NextOffset: 791
+    testutil.go:509: Offset: 533, NextOffset: 641
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 109 203 518]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 518 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cbSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 109 280 595]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 280 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 595 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000118STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 109 277 592]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 277 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 592 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000115STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 108 208 523]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 208 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 523 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d0STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 108 201 516]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 201 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 516 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c9STARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":83,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":368,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":401,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":511,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":544,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":797,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":830,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":320,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":489,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":522,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":691,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":801,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":834,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":970,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1003,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo_empty foo4] vs [foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo3 foo4 foo5 foo6 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 511, NextOffset: 544
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 108 208 522]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 658, NextOffset: 691
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2148
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 544, NextOffset: 654
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 208 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 522 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d0STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 691, NextOffset: 801
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 797, NextOffset: 830
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 970, NextOffset: 1003
     testutil.go:509: Offset: 830, NextOffset: 1426
     testutil.go:509: Offset: 1003, NextOffset: 1676
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 116, NextOffset: 225
+    testutil.go:509: Offset: 211, NextOffset: 320
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 320, NextOffset: 353
@@ -32511,51 +34945,51 @@
     testutil.go:509: Offset: 401, NextOffset: 511
     testutil.go:509: Offset: 522, NextOffset: 658
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 654, NextOffset: 687
+    testutil.go:509: Offset: 801, NextOffset: 834
+    testutil.go:509: Offset: 687, NextOffset: 797
+    testutil.go:509: Offset: 834, NextOffset: 970
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo_empty4 foo6 foo3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo2] vs [foo_empty4 foo foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo3 foo4 foo5 foo6] vs [foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo_empty foo4 foo_empty4 foo6 foo foo2]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 970, NextOffset: 1003
-    testutil.go:509: Offset: 797, NextOffset: 830
-    testutil.go:509: Offset: 1003, NextOffset: 1676
-    testutil.go:509: Offset: 830, NextOffset: 1426
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 489, NextOffset: 522
     testutil.go:509: Offset: 368, NextOffset: 401
     testutil.go:509: Offset: 522, NextOffset: 658
     testutil.go:509: Offset: 401, NextOffset: 511
     testutil.go:395: Comparing: "foo4" vs "foo4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 108 201 515]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 658, NextOffset: 691
     testutil.go:509: Offset: 511, NextOffset: 544
     testutil.go:509: Offset: 691, NextOffset: 801
     testutil.go:509: Offset: 544, NextOffset: 654
     testutil.go:395: Comparing: "foo5" vs "foo5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 1057 4257 6333]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 801, NextOffset: 834
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 3172
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 654, NextOffset: 687
     testutil.go:509: Offset: 834, NextOffset: 970
     testutil.go:509: Offset: 687, NextOffset: 797
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 970, NextOffset: 1003
+    testutil.go:509: Offset: 797, NextOffset: 830
+    testutil.go:509: Offset: 1003, NextOffset: 1676
+    testutil.go:509: Offset: 830, NextOffset: 1426
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 178, NextOffset: 211
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 4257 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 201 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 515 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c9STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 83, NextOffset: 116
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 6333 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000010a1STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 211, NextOffset: 320
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 116, NextOffset: 225
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -32564,80 +34998,94 @@
     testutil.go:509: Offset: 353, NextOffset: 489
     testutil.go:509: Offset: 258, NextOffset: 368
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 108 280 594]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 280 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 594 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000118STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 108 277 591]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 277 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 591 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000115STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 105 204 518]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 204 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 518 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ccSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 1057 3133 5209]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 105 197 511]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 3133 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 5209 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000c3dSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 3233 5309]
+    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 197 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 511 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c5STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 110 212 528]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 5309 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000ca1STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 2109 4185]
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 528 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d4STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 110 205 521]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 4185 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000083dSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 127 235 574]
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 521 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cdSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 110 283 599]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 235 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 574 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ebSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 127 233 572]
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 283 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 599 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000011bSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 110 280 596]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 233 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 572 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000e9STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 280 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 596 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000118STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 109 210 527]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 210 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 527 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d2STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":484,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":652,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":685,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":962,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":995,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 127 311 650]
-    testutil.go:2330: got gzip streams:
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo3 foo_empty3 foo5] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo6 foo_empty3 foo4 foo5 foo_empty5]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo2 foo3 foo5 foo_empty foo_empty2 foo_empty3 foo4 foo_empty4] vs [foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo4 foo5]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 253, NextOffset: 362
-    testutil.go:509: Offset: 349, NextOffset: 484
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 484, NextOffset: 517
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:509: Offset: 517, NextOffset: 652
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 646, NextOffset: 679
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 311 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 650 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000137STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 794, NextOffset: 827
     testutil.go:509: Offset: 679, NextOffset: 788
     testutil.go:509: Offset: 827, NextOffset: 962
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 253, NextOffset: 362
+    testutil.go:509: Offset: 349, NextOffset: 484
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 504, NextOffset: 537
     testutil.go:509: Offset: 652, NextOffset: 685
@@ -32647,7 +35095,17 @@
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 788, NextOffset: 821
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 109 203 520]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 962, NextOffset: 995
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 520 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cbSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 821, NextOffset: 1424
     testutil.go:509: Offset: 995, NextOffset: 1665
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -32655,14 +35113,30 @@
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 112, NextOffset: 220
     testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 362, NextOffset: 395
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 111 213 531]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 213 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 531 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d5STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 484, NextOffset: 517
+    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:509: Offset: 517, NextOffset: 652
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo4 foo5] vs [foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo2 foo3 foo5]
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo6 foo_empty3 foo4] vs [foo_empty4 foo_empty5 foo6 foo foo_empty foo3 foo_empty3 foo5 foo2 foo_empty2 foo4]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 962, NextOffset: 995
     testutil.go:509: Offset: 788, NextOffset: 821
     testutil.go:509: Offset: 995, NextOffset: 1665
     testutil.go:509: Offset: 821, NextOffset: 1424
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 652, NextOffset: 685
     testutil.go:509: Offset: 504, NextOffset: 537
@@ -32673,11 +35147,13 @@
     testutil.go:509: Offset: 646, NextOffset: 679
     testutil.go:509: Offset: 827, NextOffset: 962
     testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 79, NextOffset: 112
     testutil.go:509: Offset: 208, NextOffset: 316
     testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 220, NextOffset: 253
@@ -32686,351 +35162,377 @@
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 484, NextOffset: 517
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 127 310 649]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 362, NextOffset: 395
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 517, NextOffset: 652
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 310 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 649 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000136STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 127 235 574]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 111 207 525]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 235 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 574 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ebSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 127 233 572]
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 207 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 525 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cfSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 111 290 608]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 233 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 572 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000e9STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 131 241 583]
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 290 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 608 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000122STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 111 287 605]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 241 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 583 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f1STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 131 239 581]
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 287 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 605 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000011fSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 110 211 528]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 239 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 581 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000efSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 131 314 656]
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 211 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 528 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d3STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 110 205 522]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 314 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 656 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013aSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 131 312 654]
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 522 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cdSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 112 216 538]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 312 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 654 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000138STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 538 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d8STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 112 209 531]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 209 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 531 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d1STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2] vs [foo4 foo_empty5 foo6 foo2 foo_empty2 foo_empty4 foo5 .no.prefetch.landmark foo foo_empty foo3 foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo4 foo6 foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo4 foo6 foo foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty2]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 662, NextOffset: 695
     testutil.go:509: Offset: 548, NextOffset: 659
     testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 803, NextOffset: 836
     testutil.go:509: Offset: 976, NextOffset: 1009
     testutil.go:509: Offset: 836, NextOffset: 1435
     testutil.go:509: Offset: 1009, NextOffset: 1675
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 227, NextOffset: 260
-    testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 692, NextOffset: 803
     testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 117, NextOffset: 227
     testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 227, NextOffset: 260
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 112 291 613]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:509: Offset: 355, NextOffset: 492
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 291 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 613 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000123STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 371, NextOffset: 404
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 404, NextOffset: 515
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 .no.prefetch.landmark foo foo_empty foo3 foo_empty3 foo4 foo_empty5 foo6 foo2 foo_empty2 foo_empty4] vs [foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:509: Offset: 404, NextOffset: 515
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 130 239 579]
-    testutil.go:2330: got gzip streams:
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty2 foo4 foo6 foo foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo foo_empty foo2 foo_empty2 foo3 foo4 foo6 foo_empty3 foo_empty4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:509: Offset: 692, NextOffset: 803
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 662, NextOffset: 695
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 2148
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 695, NextOffset: 806
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 239 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 548, NextOffset: 659
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [3] at 579 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000efSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 976, NextOffset: 1009
     testutil.go:509: Offset: 803, NextOffset: 836
     testutil.go:509: Offset: 1009, NextOffset: 1675
     testutil.go:509: Offset: 836, NextOffset: 1435
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 322, NextOffset: 355
     testutil.go:509: Offset: 227, NextOffset: 260
     testutil.go:509: Offset: 355, NextOffset: 492
     testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:509: Offset: 692, NextOffset: 803
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 371, NextOffset: 404
+    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 130 237 577]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 112 287 609]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 237 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 577 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000edSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 130 238 577]
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 287 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 609 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000011fSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 111 214 536]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 238 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 577 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000eeSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 130 236 575]
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 214 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 536 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d6STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 111 207 529]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 236 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 575 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ecSTARGZ"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 130 315 654]
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 207 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 529 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cfSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 111 213 534]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 315 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 654 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013bSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 213 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 534 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d5STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 111 206 527]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 206 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 527 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ceSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 111 289 610]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 289 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 610 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000121STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 111 288 609]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 288 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 609 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000120STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty5 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty] vs [foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty4 foo_empty5 foo_empty2 foo_empty3 foo4 foo5]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo4 foo5 foo_empty5 foo foo_empty2 foo_empty3 foo_empty4 foo6] vs [.no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo foo2 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 323, NextOffset: 356
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 370, NextOffset: 403
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 661, NextOffset: 694
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 130 313 652]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 313 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 652 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000139STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 548, NextOffset: 660
     testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 693, NextOffset: 805
     testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 805, NextOffset: 838
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 838, NextOffset: 1455
-    testutil.go:509: Offset: 1008, NextOffset: 1699
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 114, NextOffset: 225
     testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 108 209 530]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 209 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 530 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d1STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 805, NextOffset: 838
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 838, NextOffset: 1455
+    testutil.go:509: Offset: 1008, NextOffset: 1699
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo foo2 foo4 foo_empty4] vs [foo4 foo5 foo_empty5 foo foo_empty2 foo_empty3 foo_empty4 foo6 foo_empty foo2 foo3]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 660, NextOffset: 693
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 693, NextOffset: 805
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 128 235 574]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty4 foo_empty5 foo_empty2 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark] vs [foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo2 foo3 foo_empty5]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 805, NextOffset: 838
+    testutil.go:509: Offset: 1008, NextOffset: 1699
+    testutil.go:509: Offset: 838, NextOffset: 1455
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 370, NextOffset: 403
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 235 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:509: Offset: 548, NextOffset: 660
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [3] at 574 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ebSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 660, NextOffset: 693
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 693, NextOffset: 805
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 805, NextOffset: 838
-    testutil.go:509: Offset: 1008, NextOffset: 1699
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 838, NextOffset: 1455
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 128 233 572]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 108 202 523]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 233 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 572 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000e9STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 132 245 586]
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 202 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 523 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000caSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 113 219 544]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 245 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 586 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f5STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 132 242 583]
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 544 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000dbSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 113 212 537]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 242 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 583 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f2STARGZ"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 132 318 659]
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 537 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d4STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 113 293 618]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 318 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 659 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013eSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 132 315 656]
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 293 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 618 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000125STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 113 292 617]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 315 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 656 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000013bSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 292 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 617 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000124STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 112 217 542]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 542 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d9STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 112 210 535]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 210 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 535 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d2STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty foo2 foo5 foo_empty5] vs [foo_empty2 foo3 foo_empty3 foo4 foo6 .no.prefetch.landmark foo foo_empty4 foo5 foo_empty5 foo_empty foo2]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo6 foo foo_empty foo_empty4 foo_empty5] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo3 foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 700, NextOffset: 813
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 218 567 1241]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 983, NextOffset: 1016
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 567 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1241 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000237STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 846, NextOffset: 1466
     testutil.go:509: Offset: 1016, NextOffset: 1707
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -33039,193 +35541,193 @@
     testutil.go:509: Offset: 117, NextOffset: 229
     testutil.go:509: Offset: 215, NextOffset: 327
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 327, NextOffset: 360
     testutil.go:509: Offset: 262, NextOffset: 375
     testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:509: Offset: 846, NextOffset: 983
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 408, NextOffset: 521
     testutil.go:509: Offset: 530, NextOffset: 667
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 521, NextOffset: 554
-    testutil.go:509: Offset: 667, NextOffset: 700
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 132 244 585]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2148
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 554, NextOffset: 667
-    testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 244 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 585 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f4STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo6 .no.prefetch.landmark foo foo_empty4 foo5 foo_empty5] vs [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty foo2 foo5 foo_empty5]
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo3 foo5 foo_empty5] vs [foo foo_empty foo_empty4 foo_empty5 foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:509: Offset: 262, NextOffset: 375
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 497, NextOffset: 530
-    testutil.go:509: Offset: 375, NextOffset: 408
-    testutil.go:509: Offset: 530, NextOffset: 667
-    testutil.go:509: Offset: 408, NextOffset: 521
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 700, NextOffset: 813
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 554, NextOffset: 667
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 983, NextOffset: 1016
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 1016, NextOffset: 1707
-    testutil.go:509: Offset: 846, NextOffset: 1466
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 215, NextOffset: 327
-    testutil.go:509: Offset: 117, NextOffset: 229
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 497, NextOffset: 530
+    testutil.go:509: Offset: 375, NextOffset: 408
+    testutil.go:509: Offset: 530, NextOffset: 667
+    testutil.go:509: Offset: 408, NextOffset: 521
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 132 242 583]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 983, NextOffset: 1016
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 1016, NextOffset: 1707
+    testutil.go:509: Offset: 846, NextOffset: 1466
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 218 427 1101]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 242 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 583 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000f2STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:509: Offset: 262, NextOffset: 375
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 108 208 520]
+    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 427 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1101 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001abSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 218 756 1430]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 208 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 520 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d0STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 108 201 513]
+    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 3172
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 756 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1430 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002f4STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 218 616 1290]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 201 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 513 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c9STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 108 279 591]
+    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 616 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1290 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000268STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 221 572 1246]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 279 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 591 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000117STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 108 275 587]
+    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 572 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1246 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000023cSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 221 431 1105]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 275 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 587 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000113STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 107 206 518]
+    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 431 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1105 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001afSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 222 574 1253]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 206 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 518 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ceSTARGZ"
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 574 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1253 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000023eSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty foo4 foo5 foo2] vs [.no.prefetch.landmark foo foo_empty foo_empty3 foo4 foo_empty4 foo5 foo2 foo_empty2 foo3 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 224, NextOffset: 257
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 257, NextOffset: 369
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 369, NextOffset: 402
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 402, NextOffset: 514
-    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo_empty3 foo_empty4 foo5 foo6 foo2 foo_empty2 foo4 foo_empty5] vs [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 222 433 1112]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 433 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1112 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b1STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 804, NextOffset: 837
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 837, NextOffset: 1457
     testutil.go:509: Offset: 1008, NextOffset: 1700
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 224, NextOffset: 257
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 514, NextOffset: 547
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 113, NextOffset: 224
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3] vs [foo_empty foo3 foo_empty3 foo_empty4 foo5 foo6 foo2 foo_empty2 foo4 foo_empty5 foo]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 514, NextOffset: 547
     testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:509: Offset: 514, NextOffset: 547
     testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty3 foo4 foo_empty4 foo5] vs [foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty foo4 foo5 foo2 foo_empty2 foo3]
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 257, NextOffset: 369
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 107 199 511]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 975
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 222 762 1441]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 199 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 511 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c7STARGZ"
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 3172
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 369, NextOffset: 402
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:509: Offset: 692, NextOffset: 804
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 762 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1441 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002faSTARGZ"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:509: Offset: 402, NextOffset: 514
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 804, NextOffset: 837
@@ -33233,350 +35735,354 @@
     testutil.go:509: Offset: 837, NextOffset: 1457
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:509: Offset: 113, NextOffset: 224
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 547, NextOffset: 659
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 692, NextOffset: 804
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 109 210 525]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 222 622 1301]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 210 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 525 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d2STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 2048
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 109 203 518]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 622 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1301 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000026eSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 224 576 1255]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 518 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cbSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 109 280 595]
+    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 576 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1255 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000240STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 224 436 1115]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 280 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 595 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000118STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 109 276 591]
+    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 436 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1115 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b4STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 220 571 1248]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 276 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 591 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000114STARGZ"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 108 208 523]
+    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 571 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1248 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000023bSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 220 430 1107]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 208 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 523 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d0STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 108 201 516]
+    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 430 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1107 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001aeSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 220 761 1438]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 201 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 516 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c9STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 761 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1438 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002f9STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty2 foo3 foo5] vs [foo_empty3 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo foo3]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 671, NextOffset: 704
-    testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo foo2 foo4 foo_empty4 foo6 foo_empty foo_empty2 foo3 foo_empty3] vs [foo_empty2 foo3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty3 foo_empty4 foo6 foo_empty]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 118, NextOffset: 231
     testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 231, NextOffset: 264
     testutil.go:509: Offset: 329, NextOffset: 362
     testutil.go:509: Offset: 264, NextOffset: 378
     testutil.go:509: Offset: 362, NextOffset: 500
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 525, NextOffset: 558
+    testutil.go:509: Offset: 671, NextOffset: 704
+    testutil.go:509: Offset: 558, NextOffset: 672
+    testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 819, NextOffset: 852
+    testutil.go:509: Offset: 989, NextOffset: 1022
+    testutil.go:509: Offset: 852, NextOffset: 1473
+    testutil.go:509: Offset: 1022, NextOffset: 1715
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 220 621 1298]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 621 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1298 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000026dSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 378, NextOffset: 411
     testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 411, NextOffset: 525
     testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 672, NextOffset: 705
     testutil.go:509: Offset: 818, NextOffset: 851
     testutil.go:509: Offset: 705, NextOffset: 819
     testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 819, NextOffset: 852
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 852, NextOffset: 1473
-    testutil.go:509: Offset: 1022, NextOffset: 1715
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo foo3 foo_empty3 foo6] vs [foo_empty5 foo foo_empty foo2 foo_empty2 foo3 foo5 foo6 foo_empty3 foo4 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty3 foo_empty4 foo6] vs [foo2 foo4 foo_empty4 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 216
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 220 572 1249]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:509: Offset: 118, NextOffset: 231
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 329, NextOffset: 362
     testutil.go:509: Offset: 231, NextOffset: 264
     testutil.go:509: Offset: 362, NextOffset: 500
     testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 989, NextOffset: 1022
+    testutil.go:509: Offset: 819, NextOffset: 852
+    testutil.go:509: Offset: 1022, NextOffset: 1715
+    testutil.go:509: Offset: 852, NextOffset: 1473
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 378, NextOffset: 411
+    testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:509: Offset: 411, NextOffset: 525
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 671, NextOffset: 704
     testutil.go:509: Offset: 525, NextOffset: 558
     testutil.go:509: Offset: 704, NextOffset: 818
     testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 818, NextOffset: 851
     testutil.go:509: Offset: 672, NextOffset: 705
     testutil.go:509: Offset: 851, NextOffset: 989
     testutil.go:509: Offset: 705, NextOffset: 819
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 85, NextOffset: 118
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 108 208 521]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 500, NextOffset: 533
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 208 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 378, NextOffset: 411
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 521 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d0STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:509: Offset: 411, NextOffset: 525
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 819, NextOffset: 852
-    testutil.go:509: Offset: 1022, NextOffset: 1715
-    testutil.go:509: Offset: 852, NextOffset: 1473
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 108 201 514]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 572 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1249 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000023cSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 220 431 1108]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 201 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 514 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c9STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 108 280 593]
+    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 431 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1108 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001afSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 224 576 1258]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 280 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 593 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000118STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 108 277 590]
+    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 576 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1258 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000240STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 224 436 1118]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 277 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 590 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000115STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 105 204 517]
+    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 436 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1118 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b4STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 224 767 1449]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 204 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 517 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ccSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02
+    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 767 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1449 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002ffSTARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty3 foo_empty4 foo5 foo_empty5 foo6] vs [foo4 foo5 foo6 foo2 foo3 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty4 foo6 foo foo2 foo_empty3 foo4 foo5 foo_empty5] vs [foo3 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo4 foo_empty4 foo_empty foo2 foo_empty2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 114, NextOffset: 225
     testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 258, NextOffset: 370
     testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 370, NextOffset: 403
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 548, NextOffset: 660
     testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 693, NextOffset: 805
     testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 370, NextOffset: 403
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 805, NextOffset: 838
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 838, NextOffset: 1455
     testutil.go:509: Offset: 1008, NextOffset: 1699
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 105 197 510]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo4 foo_empty4] vs [foo foo2 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo_empty2 foo3 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 370, NextOffset: 403
+    testutil.go:509: Offset: 525, NextOffset: 661
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 224 627 1309]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo4 foo5 foo6 foo2 foo3 foo_empty4 foo_empty5] vs [foo2 foo_empty2 foo3 foo4 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty]
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 627 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1309 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000273STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 403, NextOffset: 515
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 197 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 510 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000c5STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 548, NextOffset: 660
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:509: Offset: 693, NextOffset: 805
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 805, NextOffset: 838
     testutil.go:509: Offset: 1008, NextOffset: 1699
     testutil.go:509: Offset: 838, NextOffset: 1455
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 370, NextOffset: 403
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 548, NextOffset: 660
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 110 212 530]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 530 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d4STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 110 205 523]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 226 580 1262]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 523 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cdSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 110 283 601]
+    testutil.go:2349:   [1] at 226 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 580 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1262 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000244STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 226 439 1121]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 283 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 601 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000011bSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 110 279 597]
+    testutil.go:2349:   [1] at 226 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 439 in stargz, uncompressed length 2048
+    testutil.go:2349:   [3] at 1121 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b7STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 279 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 597 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000117STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 109 210 527]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 210 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 527 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d2STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 109 203 520]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 520 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cbSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo_empty foo4 foo_empty4] vs [foo_empty5 foo_empty foo_empty2 foo3 foo_empty3 foo5 foo6 .no.prefetch.landmark foo foo2 foo4 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo5 foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6] vs [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo6 foo foo2 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 117, NextOffset: 229
     testutil.go:509: Offset: 215, NextOffset: 327
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:509: Offset: 360, NextOffset: 497
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 375, NextOffset: 408
@@ -33584,40 +36090,31 @@
     testutil.go:509: Offset: 408, NextOffset: 521
     testutil.go:509: Offset: 530, NextOffset: 667
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 667, NextOffset: 700
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 111 213 530]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2148
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 554, NextOffset: 667
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 213 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 530 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d5STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 700, NextOffset: 813
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 983, NextOffset: 1016
     testutil.go:509: Offset: 846, NextOffset: 1466
     testutil.go:509: Offset: 1016, NextOffset: 1707
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo6 .no.prefetch.landmark foo foo2 foo4 foo_empty4 foo_empty5 foo_empty foo_empty2 foo3] vs [foo_empty foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty3 foo4 foo6] vs [foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
@@ -33626,11 +36123,13 @@
     testutil.go:509: Offset: 530, NextOffset: 667
     testutil.go:509: Offset: 408, NextOffset: 521
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 846, NextOffset: 983
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:509: Offset: 554, NextOffset: 667
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 983, NextOffset: 1016
     testutil.go:509: Offset: 813, NextOffset: 846
@@ -33646,118 +36145,140 @@
     testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 360, NextOffset: 497
     testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 667, NextOffset: 700
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 111 207 524]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 813, NextOffset: 846
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 521, NextOffset: 554
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:509: Offset: 700, NextOffset: 813
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 207 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 554, NextOffset: 667
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 524 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cfSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 111 288 605]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 288 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 605 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000120STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 111 287 604]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 287 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 604 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000011fSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 110 211 527]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 211 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 527 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d3STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 110 205 521]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 521 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cdSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo4] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo_empty3 foo_empty4 foo5 foo6]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4] vs [foo4 foo_empty4 .no.prefetch.landmark foo_empty foo_empty2 foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 224, NextOffset: 257
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 369, NextOffset: 402
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 402, NextOffset: 514
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 514, NextOffset: 547
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 113, NextOffset: 224
+    testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 692, NextOffset: 804
     testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 804, NextOffset: 837
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 837, NextOffset: 1457
     testutil.go:509: Offset: 1008, NextOffset: 1700
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo_empty foo_empty2 foo5 foo_empty5 foo6] vs [foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo5]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 112 216 538]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2148
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 514, NextOffset: 547
     testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 547, NextOffset: 659
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 538 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d8STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 514, NextOffset: 547
     testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 224, NextOffset: 257
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 257, NextOffset: 369
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark] vs [foo_empty foo4 foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 659, NextOffset: 692
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 804, NextOffset: 837
@@ -33768,70 +36289,92 @@
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 257, NextOffset: 369
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 369, NextOffset: 402
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:509: Offset: 402, NextOffset: 514
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 547, NextOffset: 659
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 112 209 531]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 209 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 531 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d1STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 112 288 610]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 288 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 610 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000120STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 112 288 610]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 288 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 610 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000120STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 111 214 536]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 214 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 536 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d6STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 111 207 529]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 207 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 529 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000cfSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo_empty foo_empty4 foo5 foo6] vs [foo_empty foo_empty3 foo5 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo4 foo_empty5] vs [foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo_empty2 foo3 foo6 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 525, NextOffset: 558
+    testutil.go:509: Offset: 671, NextOffset: 704
+    testutil.go:509: Offset: 558, NextOffset: 672
+    testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:509: Offset: 362, NextOffset: 500
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 378, NextOffset: 411
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 411, NextOffset: 525
+    testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 672, NextOffset: 705
@@ -33843,282 +36386,287 @@
     testutil.go:509: Offset: 989, NextOffset: 1022
     testutil.go:509: Offset: 852, NextOffset: 1473
     testutil.go:509: Offset: 1022, NextOffset: 1715
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 118, NextOffset: 231
     testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 231, NextOffset: 264
-    testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 264, NextOffset: 378
-    testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 111 213 534]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 213 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 534 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d5STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 378, NextOffset: 411
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 411, NextOffset: 525
-    testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 671, NextOffset: 704
-    testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo_empty5 foo_empty foo_empty3 foo5 foo6 .no.prefetch.landmark foo foo2 foo_empty2] vs [foo4 foo_empty5 foo_empty foo_empty4 foo5 foo6 foo foo2 foo_empty2 foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty foo_empty2 foo3 foo6 .no.prefetch.landmark foo2 foo_empty3 foo4 foo_empty4 foo5] vs [foo_empty foo_empty2 foo4 foo_empty5 foo2 foo3 foo_empty3 foo_empty4 foo5 foo6 foo]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 818, NextOffset: 851
     testutil.go:509: Offset: 672, NextOffset: 705
     testutil.go:509: Offset: 851, NextOffset: 989
     testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 819, NextOffset: 852
-    testutil.go:509: Offset: 1022, NextOffset: 1715
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 852, NextOffset: 1473
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 216, NextOffset: 329
     testutil.go:509: Offset: 118, NextOffset: 231
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 111 206 527]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 329, NextOffset: 362
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 231, NextOffset: 264
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 362, NextOffset: 500
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 206 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 527 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000ceSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 378, NextOffset: 411
     testutil.go:509: Offset: 533, NextOffset: 671
     testutil.go:509: Offset: 411, NextOffset: 525
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 989, NextOffset: 1022
+    testutil.go:509: Offset: 819, NextOffset: 852
+    testutil.go:509: Offset: 1022, NextOffset: 1715
+    testutil.go:509: Offset: 852, NextOffset: 1473
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 362, NextOffset: 500
+    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 671, NextOffset: 704
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 525, NextOffset: 558
     testutil.go:509: Offset: 704, NextOffset: 818
     testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 111 289 610]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 289 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 610 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000121STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 111 286 607]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 286 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 607 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000011eSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 108 209 530]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 209 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 530 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d1STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 108 202 523]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 202 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 523 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000caSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 113 219 542]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 542 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000dbSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2 foo4 foo5] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo2 foo3 foo4 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty3 foo4 foo_empty5] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 548, NextOffset: 660
     testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 370, NextOffset: 403
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 693, NextOffset: 805
     testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 805, NextOffset: 838
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 838, NextOffset: 1455
+    testutil.go:509: Offset: 1008, NextOffset: 1699
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 114, NextOffset: 225
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 113 212 535]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 535 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d4STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:509: Offset: 356, NextOffset: 492
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 370, NextOffset: 403
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark] vs [foo6 foo foo_empty foo2 foo_empty3 foo4 foo_empty5 foo_empty2 foo3 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 805, NextOffset: 838
     testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 838, NextOffset: 1455
+    testutil.go:509: Offset: 805, NextOffset: 838
     testutil.go:509: Offset: 1008, NextOffset: 1699
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo2 foo3 foo4 foo6 .no.prefetch.landmark] vs [foo_empty5 foo6 foo_empty foo_empty2 foo4 foo5 foo foo2 foo3 foo_empty3 foo_empty4]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 838, NextOffset: 1455
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:509: Offset: 114, NextOffset: 225
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 660, NextOffset: 693
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 693, NextOffset: 805
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 661, NextOffset: 694
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 113 293 616]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 293 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:509: Offset: 548, NextOffset: 660
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 616 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000125STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 805, NextOffset: 838
-    testutil.go:509: Offset: 1008, NextOffset: 1699
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 838, NextOffset: 1455
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 660, NextOffset: 693
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 693, NextOffset: 805
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 113 290 613]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 290 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 613 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000122STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 112 217 540]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 540 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d9STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 112 210 533]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 210 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 533 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000000d2STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 218 568 1242]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 568 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1242 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000238STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 218 427 1101]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 427 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1101 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001abSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo_empty foo2 foo_empty3 foo_empty4 foo6 foo foo_empty2 foo3 foo4] vs [foo4 foo_empty5 foo foo_empty2 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty2 foo_empty3] vs [foo foo_empty foo3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 375, NextOffset: 408
+    testutil.go:509: Offset: 497, NextOffset: 530
+    testutil.go:509: Offset: 408, NextOffset: 521
+    testutil.go:509: Offset: 530, NextOffset: 667
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 983, NextOffset: 1016
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 846, NextOffset: 1466
     testutil.go:509: Offset: 1016, NextOffset: 1707
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -34127,137 +36675,154 @@
     testutil.go:509: Offset: 117, NextOffset: 229
     testutil.go:509: Offset: 215, NextOffset: 327
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo6 foo foo_empty foo3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty2] vs [foo_empty foo2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty2 foo_empty3]
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 497, NextOffset: 530
-    testutil.go:509: Offset: 408, NextOffset: 521
+    testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 530, NextOffset: 667
+    testutil.go:509: Offset: 408, NextOffset: 521
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:509: Offset: 554, NextOffset: 667
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 218 755 1429]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 327, NextOffset: 360
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 360, NextOffset: 497
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 3172
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo4 foo_empty5 foo foo_empty2 foo_empty4 foo5 foo6] vs [foo6 foo foo_empty2 foo3 foo4 foo5 foo_empty5 foo_empty foo2 foo_empty3 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 755 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1429 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002f3STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 215, NextOffset: 327
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:509: Offset: 262, NextOffset: 375
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 846, NextOffset: 983
-    testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 983, NextOffset: 1016
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 1016, NextOffset: 1707
     testutil.go:509: Offset: 846, NextOffset: 1466
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 215, NextOffset: 327
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 117, NextOffset: 229
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 497, NextOffset: 530
-    testutil.go:509: Offset: 375, NextOffset: 408
-    testutil.go:509: Offset: 530, NextOffset: 667
-    testutil.go:509: Offset: 408, NextOffset: 521
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 521, NextOffset: 554
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:509: Offset: 554, NextOffset: 667
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 218 615 1289]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 615 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1289 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000267STARGZ"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 221 572 1246]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 572 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1246 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000023cSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 221 431 1105]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 431 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1105 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001afSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 222 574 1253]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 574 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1253 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000023eSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 222 433 1112]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 433 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1112 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b1STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 222 760 1439]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 760 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1439 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002f8STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo5 foo_empty5 foo6 foo2 foo_empty2 foo_empty4 foo foo_empty foo3] vs [.no.prefetch.landmark foo foo2 foo3 foo4 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo_empty3 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo foo2 foo_empty4 foo_empty5 foo6] vs [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo foo2 foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 113, NextOffset: 224
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 212, NextOffset: 323
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 224, NextOffset: 257
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 804, NextOffset: 837
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 837, NextOffset: 1457
+    testutil.go:509: Offset: 1008, NextOffset: 1700
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 514, NextOffset: 547
@@ -34269,48 +36834,22 @@
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 692, NextOffset: 804
     testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 837, NextOffset: 1457
-    testutil.go:509: Offset: 1008, NextOffset: 1700
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 224, NextOffset: 257
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 222 619 1298]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 257, NextOffset: 369
-    testutil.go:509: Offset: 356, NextOffset: 492
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 619 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 1298 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000026bSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 113, NextOffset: 224
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo foo2 foo5] vs [foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo foo2 foo_empty4]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 369, NextOffset: 402
     testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:509: Offset: 369, NextOffset: 402
     testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo3 foo4 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo_empty3 foo_empty5] vs [foo6 foo2 foo_empty2 foo_empty4 foo foo_empty foo3 foo_empty3 foo4 foo5 foo_empty5]
+    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 514, NextOffset: 547
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 80, NextOffset: 113
@@ -34321,150 +36860,129 @@
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 257, NextOffset: 369
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 369, NextOffset: 402
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:509: Offset: 402, NextOffset: 514
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 547, NextOffset: 659
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 804, NextOffset: 837
     testutil.go:509: Offset: 1008, NextOffset: 1700
     testutil.go:509: Offset: 837, NextOffset: 1457
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 224 576 1255]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 576 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1255 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000240STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 224 435 1114]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 435 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1114 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b3STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 220 571 1247]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 571 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1247 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000023bSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 220 430 1106]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 430 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1106 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001aeSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 220 759 1435]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 759 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1435 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002f7STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 220 618 1294]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 618 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1294 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000026aSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo4 foo_empty foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo] vs [foo3 foo5 .no.prefetch.landmark foo foo_empty foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo2 foo_empty2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo4 foo5 foo6 foo_empty2 foo_empty3 foo_empty4 foo_empty5] vs [foo2 foo3 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty4 foo5 foo6]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:509: Offset: 362, NextOffset: 500
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 378, NextOffset: 411
     testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 411, NextOffset: 525
     testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 525, NextOffset: 558
+    testutil.go:509: Offset: 671, NextOffset: 704
+    testutil.go:509: Offset: 558, NextOffset: 672
+    testutil.go:509: Offset: 704, NextOffset: 818
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 672, NextOffset: 705
     testutil.go:509: Offset: 818, NextOffset: 851
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 220 571 1247]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 705, NextOffset: 819
     testutil.go:509: Offset: 851, NextOffset: 989
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 2148
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 819, NextOffset: 852
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 571 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1247 in stargz, uncompressed length 0; extra="SG\x16\x00000000000000023bSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 989, NextOffset: 1022
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 852, NextOffset: 1473
     testutil.go:509: Offset: 1022, NextOffset: 1715
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 118, NextOffset: 231
     testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 231, NextOffset: 264
-    testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 264, NextOffset: 378
-    testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 671, NextOffset: 704
-    testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo2 foo_empty2 foo3 foo5] vs [foo_empty5 foo6 foo foo2 foo_empty2 foo4 foo_empty foo3 foo_empty3 foo_empty4 foo5]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo6 foo2 foo3 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty2] vs [foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo foo_empty foo2 foo3 foo4 foo5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 216, NextOffset: 329
     testutil.go:509: Offset: 118, NextOffset: 231
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 671, NextOffset: 704
-    testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:509: Offset: 558, NextOffset: 672
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:509: Offset: 705, NextOffset: 819
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 989, NextOffset: 1022
     testutil.go:509: Offset: 819, NextOffset: 852
@@ -34475,219 +36993,157 @@
     testutil.go:509: Offset: 231, NextOffset: 264
     testutil.go:509: Offset: 362, NextOffset: 500
     testutil.go:509: Offset: 264, NextOffset: 378
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 220 430 1106]
-    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 430 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1106 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001aeSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 500, NextOffset: 533
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 378, NextOffset: 411
     testutil.go:509: Offset: 533, NextOffset: 671
     testutil.go:509: Offset: 411, NextOffset: 525
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 671, NextOffset: 704
+    testutil.go:509: Offset: 525, NextOffset: 558
+    testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:509: Offset: 558, NextOffset: 672
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 224 577 1259]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 577 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1259 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000241STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 224 436 1118]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 436 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1118 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b4STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 224 765 1447]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 765 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1447 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000002fdSTARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 224 625 1307]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 625 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1307 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000271STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":131,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":168,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1108,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1145,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1760,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":344,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":669,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":706,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1029,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1066,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1389,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1426,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1715,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2075,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 226 580 1262]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2 foo4 foo5 foo foo2 foo3] vs [foo foo_empty foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty3]
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 226 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 580 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1262 in stargz, uncompressed length 0; extra="SG\x16\x000000000000000244STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 131, NextOffset: 168
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 168, NextOffset: 456
-    testutil.go:509: Offset: 381, NextOffset: 669
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 456, NextOffset: 493
-    testutil.go:509: Offset: 669, NextOffset: 706
-    testutil.go:509: Offset: 493, NextOffset: 782
-    testutil.go:509: Offset: 706, NextOffset: 1029
+    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo2 foo_empty5] vs [.no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo foo2 foo3 foo4 foo_empty5]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 1029, NextOffset: 1066
     testutil.go:509: Offset: 819, NextOffset: 1108
     testutil.go:509: Offset: 1066, NextOffset: 1389
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1760, NextOffset: 1797
-    testutil.go:509: Offset: 2075, NextOffset: 2112
-    testutil.go:509: Offset: 1797, NextOffset: 4992
-    testutil.go:509: Offset: 2112, NextOffset: 5429
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1108, NextOffset: 1145
     testutil.go:509: Offset: 1389, NextOffset: 1426
     testutil.go:509: Offset: 1145, NextOffset: 1434
     testutil.go:509: Offset: 1426, NextOffset: 1715
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1434, NextOffset: 1471
     testutil.go:509: Offset: 1715, NextOffset: 1752
     testutil.go:509: Offset: 1471, NextOffset: 1760
     testutil.go:509: Offset: 1752, NextOffset: 2075
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo foo_empty foo3 foo4 foo_empty4 foo5 foo_empty5] vs [foo foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2 foo4 foo5]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 456, NextOffset: 493
+    testutil.go:509: Offset: 669, NextOffset: 706
+    testutil.go:509: Offset: 493, NextOffset: 782
+    testutil.go:509: Offset: 706, NextOffset: 1029
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1760, NextOffset: 1797
+    testutil.go:509: Offset: 2075, NextOffset: 2112
+    testutil.go:509: Offset: 1797, NextOffset: 4992
+    testutil.go:509: Offset: 2112, NextOffset: 5429
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 344, NextOffset: 381
     testutil.go:509: Offset: 131, NextOffset: 168
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 226 439 1121]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 381, NextOffset: 669
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 226 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 439 in stargz, uncompressed length 2048
-    testutil.go:2349:   [3] at 1121 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000001b7STARGZ"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 344, NextOffset: 381
     testutil.go:509: Offset: 168, NextOffset: 456
+    testutil.go:509: Offset: 381, NextOffset: 669
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1029, NextOffset: 1066
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 1066, NextOffset: 1389
-    testutil.go:509: Offset: 819, NextOffset: 1108
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1108, NextOffset: 1145
-    testutil.go:509: Offset: 1426, NextOffset: 1715
-    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo foo2 foo3 foo4 foo_empty5] vs [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo2 foo_empty5 foo6 foo]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1715, NextOffset: 1752
     testutil.go:509: Offset: 1434, NextOffset: 1471
     testutil.go:509: Offset: 1752, NextOffset: 2075
     testutil.go:509: Offset: 1471, NextOffset: 1760
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2075, NextOffset: 2112
     testutil.go:509: Offset: 1760, NextOffset: 1797
     testutil.go:509: Offset: 2112, NextOffset: 5429
     testutil.go:509: Offset: 1797, NextOffset: 4992
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 131, NextOffset: 168
+    testutil.go:509: Offset: 381, NextOffset: 669
+    testutil.go:509: Offset: 168, NextOffset: 456
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 669, NextOffset: 706
     testutil.go:509: Offset: 456, NextOffset: 493
     testutil.go:509: Offset: 706, NextOffset: 1029
     testutil.go:509: Offset: 493, NextOffset: 782
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1029, NextOffset: 1066
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 1066, NextOffset: 1389
+    testutil.go:509: Offset: 819, NextOffset: 1108
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1389, NextOffset: 1426
+    testutil.go:509: Offset: 1108, NextOffset: 1145
+    testutil.go:509: Offset: 1426, NextOffset: 1715
+    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48452 97547 98085]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
+    testutil.go:2349:   [1] at 48452 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97547 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98085 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d0bSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48452,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48452,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
@@ -34695,95 +37151,72 @@
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":831,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1123,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1160,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1452,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1489,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":675,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":712,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1040,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1077,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1404,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1441,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1733,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1770,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2097,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo4 foo5 foo_empty5 foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo6] vs [foo foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo5 foo6 foo_empty3 foo4 foo_empty5] vs [foo3 foo_empty4 foo_empty5 foo6 foo_empty foo_empty3 foo4 foo5 .no.prefetch.landmark foo foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1452, NextOffset: 1489
     testutil.go:509: Offset: 1733, NextOffset: 1770
     testutil.go:509: Offset: 1489, NextOffset: 1782
     testutil.go:509: Offset: 1770, NextOffset: 2097
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1782, NextOffset: 1819
+    testutil.go:509: Offset: 2097, NextOffset: 2134
+    testutil.go:509: Offset: 1819, NextOffset: 5046
+    testutil.go:509: Offset: 2134, NextOffset: 5483
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1123, NextOffset: 1160
+    testutil.go:509: Offset: 1404, NextOffset: 1441
+    testutil.go:509: Offset: 1160, NextOffset: 1452
+    testutil.go:509: Offset: 1441, NextOffset: 1733
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 171, NextOffset: 463
+    testutil.go:509: Offset: 383, NextOffset: 675
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 463, NextOffset: 500
     testutil.go:509: Offset: 675, NextOffset: 712
     testutil.go:509: Offset: 500, NextOffset: 794
     testutil.go:509: Offset: 712, NextOffset: 1040
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 794, NextOffset: 831
     testutil.go:509: Offset: 1040, NextOffset: 1077
     testutil.go:509: Offset: 831, NextOffset: 1123
     testutil.go:509: Offset: 1077, NextOffset: 1404
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1782, NextOffset: 1819
-    testutil.go:509: Offset: 2097, NextOffset: 2134
-    testutil.go:509: Offset: 1819, NextOffset: 5046
-    testutil.go:509: Offset: 2134, NextOffset: 5483
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 171, NextOffset: 463
-    testutil.go:509: Offset: 383, NextOffset: 675
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1404, NextOffset: 1441
-    testutil.go:509: Offset: 1160, NextOffset: 1452
-    testutil.go:509: Offset: 1441, NextOffset: 1733
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 .no.prefetch.landmark foo foo_empty4 foo_empty5 foo6] vs [foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo6 foo foo_empty foo4 foo5 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty4 foo_empty5 foo6 foo_empty foo_empty3 foo4 foo5] vs [foo5 foo6 foo_empty3 foo4 foo_empty5 foo foo_empty foo2 foo_empty2 foo3 foo_empty4]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 383, NextOffset: 675
     testutil.go:509: Offset: 171, NextOffset: 463
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2097, NextOffset: 2134
-    testutil.go:509: Offset: 1782, NextOffset: 1819
-    testutil.go:509: Offset: 2134, NextOffset: 5483
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1819, NextOffset: 5046
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 675, NextOffset: 712
     testutil.go:509: Offset: 463, NextOffset: 500
     testutil.go:509: Offset: 712, NextOffset: 1040
     testutil.go:509: Offset: 500, NextOffset: 794
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1040, NextOffset: 1077
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 794, NextOffset: 831
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1077, NextOffset: 1404
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 831, NextOffset: 1123
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2097, NextOffset: 2134
+    testutil.go:509: Offset: 1782, NextOffset: 1819
+    testutil.go:509: Offset: 2134, NextOffset: 5483
+    testutil.go:509: Offset: 1819, NextOffset: 5046
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1404, NextOffset: 1441
@@ -34796,57 +37229,75 @@
     testutil.go:509: Offset: 1770, NextOffset: 2097
     testutil.go:509: Offset: 1489, NextOffset: 1782
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48452 96569 97107]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
+    testutil.go:2349:   [1] at 48452 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96569 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 97107 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017939STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48452,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48452,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48452 97547 98085]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
+    testutil.go:2349:   [1] at 48452 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97547 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98085 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d0bSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48452,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48452,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":459,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":496,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1111,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1148,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1765,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1033,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1070,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1395,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1432,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1759,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2084,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2121,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty5] vs [foo_empty3 foo5 foo6 foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo3]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo3 foo_empty3 foo5 foo6] vs [foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty4 foo_empty foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 170, NextOffset: 459
+    testutil.go:509: Offset: 383, NextOffset: 672
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 459, NextOffset: 496
+    testutil.go:509: Offset: 672, NextOffset: 709
+    testutil.go:509: Offset: 496, NextOffset: 785
+    testutil.go:509: Offset: 709, NextOffset: 1033
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1111, NextOffset: 1148
     testutil.go:509: Offset: 1395, NextOffset: 1432
     testutil.go:509: Offset: 1148, NextOffset: 1438
     testutil.go:509: Offset: 1432, NextOffset: 1722
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 1033, NextOffset: 1070
+    testutil.go:509: Offset: 822, NextOffset: 1111
+    testutil.go:509: Offset: 1070, NextOffset: 1395
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1438, NextOffset: 1475
     testutil.go:509: Offset: 1722, NextOffset: 1759
@@ -34857,74 +37308,28 @@
     testutil.go:509: Offset: 2084, NextOffset: 2121
     testutil.go:509: Offset: 1802, NextOffset: 5013
     testutil.go:509: Offset: 2121, NextOffset: 5456
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty4 foo_empty foo_empty2] vs [foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo3 foo_empty3 foo5 foo6]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 459, NextOffset: 496
-    testutil.go:509: Offset: 672, NextOffset: 709
-    testutil.go:509: Offset: 496, NextOffset: 785
-    testutil.go:509: Offset: 709, NextOffset: 1033
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 785, NextOffset: 822
     testutil.go:509: Offset: 1033, NextOffset: 1070
-    testutil.go:509: Offset: 822, NextOffset: 1111
+    testutil.go:509: Offset: 785, NextOffset: 822
     testutil.go:509: Offset: 1070, NextOffset: 1395
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 170, NextOffset: 459
-    testutil.go:509: Offset: 383, NextOffset: 672
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo3 foo_empty3 foo5 foo6] vs [foo_empty foo2 foo_empty2 foo3 foo_empty5 foo foo_empty3 foo4 foo_empty4 foo5 foo6]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 822, NextOffset: 1111
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1395, NextOffset: 1432
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1111, NextOffset: 1148
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1432, NextOffset: 1722
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1148, NextOffset: 1438
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1033, NextOffset: 1070
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 1070, NextOffset: 1395
-    testutil.go:509: Offset: 822, NextOffset: 1111
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1722, NextOffset: 1759
     testutil.go:509: Offset: 1438, NextOffset: 1475
     testutil.go:509: Offset: 1759, NextOffset: 2084
     testutil.go:509: Offset: 1475, NextOffset: 1765
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2084, NextOffset: 2121
     testutil.go:509: Offset: 1765, NextOffset: 1802
@@ -34935,68 +37340,29 @@
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 383, NextOffset: 672
     testutil.go:509: Offset: 170, NextOffset: 459
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 459, NextOffset: 496
     testutil.go:509: Offset: 709, NextOffset: 1033
     testutil.go:509: Offset: 496, NextOffset: 785
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48452 96569 97107]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
+    testutil.go:2349:   [1] at 48452 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96569 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 97107 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017939STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48452,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48452,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
@@ -35004,143 +37370,100 @@
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":465,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1125,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1162,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":677,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":714,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1407,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1444,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo5 foo6 foo2 foo_empty3 foo_empty5 foo foo_empty foo_empty2] vs [foo foo_empty foo3 foo_empty3 foo4 foo5 foo2 foo_empty2 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo6 foo_empty3 foo4 foo5 foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo_empty5] vs [foo_empty foo2 foo4 foo5 foo6 .no.prefetch.landmark foo foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1456, NextOffset: 1493
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+    testutil.go:509: Offset: 1493, NextOffset: 1787
+    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:509: Offset: 384, NextOffset: 677
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 465, NextOffset: 502
+    testutil.go:509: Offset: 677, NextOffset: 714
+    testutil.go:509: Offset: 502, NextOffset: 795
+    testutil.go:509: Offset: 714, NextOffset: 1042
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 795, NextOffset: 832
     testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 832, NextOffset: 1125
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1079, NextOffset: 1407
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1125, NextOffset: 1162
-    testutil.go:509: Offset: 1407, NextOffset: 1444
-    testutil.go:509: Offset: 1162, NextOffset: 1456
-    testutil.go:509: Offset: 1444, NextOffset: 1738
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1456, NextOffset: 1493
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1493, NextOffset: 1787
-    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1787, NextOffset: 1824
     testutil.go:509: Offset: 2103, NextOffset: 2140
     testutil.go:509: Offset: 1824, NextOffset: 5062
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 2140, NextOffset: 5500
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 465, NextOffset: 502
-    testutil.go:509: Offset: 677, NextOffset: 714
-    testutil.go:509: Offset: 502, NextOffset: 795
-    testutil.go:509: Offset: 714, NextOffset: 1042
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 465
-    testutil.go:509: Offset: 384, NextOffset: 677
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1125, NextOffset: 1162
+    testutil.go:509: Offset: 1407, NextOffset: 1444
+    testutil.go:509: Offset: 1162, NextOffset: 1456
+    testutil.go:509: Offset: 1444, NextOffset: 1738
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo3 foo_empty3 foo4 foo5] vs [foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo6 foo2 foo_empty3 foo_empty5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 677
-    testutil.go:509: Offset: 172, NextOffset: 465
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 795, NextOffset: 832
-    testutil.go:509: Offset: 1079, NextOffset: 1407
-    testutil.go:509: Offset: 832, NextOffset: 1125
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo_empty5 foo_empty foo2 foo4 foo5 foo6 .no.prefetch.landmark foo foo_empty2] vs [foo_empty5 foo6 foo_empty3 foo4 foo5 foo foo_empty foo2 foo_empty2 foo3 foo_empty4]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 677, NextOffset: 714
+    testutil.go:509: Offset: 465, NextOffset: 502
+    testutil.go:509: Offset: 714, NextOffset: 1042
+    testutil.go:509: Offset: 502, NextOffset: 795
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1407, NextOffset: 1444
     testutil.go:509: Offset: 1125, NextOffset: 1162
     testutil.go:509: Offset: 1444, NextOffset: 1738
     testutil.go:509: Offset: 1162, NextOffset: 1456
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1738, NextOffset: 1775
     testutil.go:509: Offset: 1456, NextOffset: 1493
     testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:509: Offset: 1493, NextOffset: 1787
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 677, NextOffset: 714
-    testutil.go:509: Offset: 465, NextOffset: 502
-    testutil.go:509: Offset: 714, NextOffset: 1042
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 502, NextOffset: 795
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2103, NextOffset: 2140
     testutil.go:509: Offset: 1787, NextOffset: 1824
     testutil.go:509: Offset: 2140, NextOffset: 5500
     testutil.go:509: Offset: 1824, NextOffset: 5062
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 677
+    testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1042, NextOffset: 1079
+    testutil.go:509: Offset: 795, NextOffset: 832
+    testutil.go:509: Offset: 1079, NextOffset: 1407
+    testutil.go:509: Offset: 832, NextOffset: 1125
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48452 97547 98085]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
+    testutil.go:2349:   [1] at 48452 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97547 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98085 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d0bSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48452,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48452,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
@@ -35148,299 +37471,224 @@
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":131,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":168,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1108,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1145,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1760,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":344,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":669,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":706,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1029,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1066,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1389,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1426,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1715,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2075,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo_empty2 foo3 foo6] vs [.no.prefetch.landmark foo foo2 foo_empty3 foo4 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1434, NextOffset: 1471
-    testutil.go:509: Offset: 1715, NextOffset: 1752
-    testutil.go:509: Offset: 1471, NextOffset: 1760
-    testutil.go:509: Offset: 1752, NextOffset: 2075
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo4 foo_empty5 foo6 foo_empty2 foo_empty3 foo_empty4 foo5] vs [.no.prefetch.landmark foo foo_empty3 foo_empty4 foo6 foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 131, NextOffset: 168
     testutil.go:509: Offset: 344, NextOffset: 381
     testutil.go:509: Offset: 168, NextOffset: 456
     testutil.go:509: Offset: 381, NextOffset: 669
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 456, NextOffset: 493
+    testutil.go:509: Offset: 669, NextOffset: 706
+    testutil.go:509: Offset: 493, NextOffset: 782
+    testutil.go:509: Offset: 706, NextOffset: 1029
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 1029, NextOffset: 1066
     testutil.go:509: Offset: 819, NextOffset: 1108
     testutil.go:509: Offset: 1066, NextOffset: 1389
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1108, NextOffset: 1145
+    testutil.go:509: Offset: 1389, NextOffset: 1426
+    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:509: Offset: 1426, NextOffset: 1715
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1760, NextOffset: 1797
     testutil.go:509: Offset: 2075, NextOffset: 2112
     testutil.go:509: Offset: 1797, NextOffset: 4992
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 2112, NextOffset: 5429
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1434, NextOffset: 1471
+    testutil.go:509: Offset: 1715, NextOffset: 1752
+    testutil.go:509: Offset: 1471, NextOffset: 1760
+    testutil.go:509: Offset: 1752, NextOffset: 2075
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty3 foo_empty4 foo6] vs [foo_empty foo2 foo3 foo4 foo_empty5 foo6 foo_empty2 foo_empty3 foo_empty4 foo5 foo]
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 456, NextOffset: 493
     testutil.go:509: Offset: 669, NextOffset: 706
-    testutil.go:509: Offset: 493, NextOffset: 782
+    testutil.go:509: Offset: 456, NextOffset: 493
     testutil.go:509: Offset: 706, NextOffset: 1029
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1108, NextOffset: 1145
-    testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1145, NextOffset: 1434
-    testutil.go:509: Offset: 1426, NextOffset: 1715
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 .no.prefetch.landmark foo foo2 foo_empty3 foo4 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo3] vs [foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo_empty2 foo3 foo6 foo2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 493, NextOffset: 782
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1029, NextOffset: 1066
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 1066, NextOffset: 1389
     testutil.go:509: Offset: 819, NextOffset: 1108
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 131, NextOffset: 168
-    testutil.go:509: Offset: 381, NextOffset: 669
-    testutil.go:509: Offset: 168, NextOffset: 456
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 669, NextOffset: 706
-    testutil.go:509: Offset: 456, NextOffset: 493
-    testutil.go:509: Offset: 706, NextOffset: 1029
-    testutil.go:509: Offset: 493, NextOffset: 782
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1389, NextOffset: 1426
     testutil.go:509: Offset: 1108, NextOffset: 1145
     testutil.go:509: Offset: 1426, NextOffset: 1715
     testutil.go:509: Offset: 1145, NextOffset: 1434
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1715, NextOffset: 1752
     testutil.go:509: Offset: 1434, NextOffset: 1471
     testutil.go:509: Offset: 1752, NextOffset: 2075
     testutil.go:509: Offset: 1471, NextOffset: 1760
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 131, NextOffset: 168
+    testutil.go:509: Offset: 381, NextOffset: 669
+    testutil.go:509: Offset: 168, NextOffset: 456
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2075, NextOffset: 2112
     testutil.go:509: Offset: 1760, NextOffset: 1797
     testutil.go:509: Offset: 2112, NextOffset: 5429
     testutil.go:509: Offset: 1797, NextOffset: 4992
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48452 96569 97107]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 48452 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96569 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 97107 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017939STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48452,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48452,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":831,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1123,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1160,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1452,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1489,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":675,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":712,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1040,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1077,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1404,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1441,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1733,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1770,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2097,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo foo_empty foo2 foo4 foo_empty5 foo6] vs [foo3 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 463, NextOffset: 500
-    testutil.go:509: Offset: 675, NextOffset: 712
-    testutil.go:509: Offset: 500, NextOffset: 794
-    testutil.go:509: Offset: 712, NextOffset: 1040
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo_empty foo4 foo_empty4 foo5 foo6] vs [foo_empty2 foo3 foo5 foo_empty5 foo foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo2]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1123, NextOffset: 1160
     testutil.go:509: Offset: 1404, NextOffset: 1441
     testutil.go:509: Offset: 1160, NextOffset: 1452
     testutil.go:509: Offset: 1441, NextOffset: 1733
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1782, NextOffset: 1819
-    testutil.go:509: Offset: 2097, NextOffset: 2134
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1819, NextOffset: 5046
-    testutil.go:509: Offset: 2134, NextOffset: 5483
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 794, NextOffset: 831
-    testutil.go:509: Offset: 1040, NextOffset: 1077
-    testutil.go:509: Offset: 831, NextOffset: 1123
-    testutil.go:509: Offset: 1077, NextOffset: 1404
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1452, NextOffset: 1489
     testutil.go:509: Offset: 1733, NextOffset: 1770
     testutil.go:509: Offset: 1489, NextOffset: 1782
     testutil.go:509: Offset: 1770, NextOffset: 2097
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1782, NextOffset: 1819
+    testutil.go:509: Offset: 2097, NextOffset: 2134
+    testutil.go:509: Offset: 1819, NextOffset: 5046
+    testutil.go:509: Offset: 2134, NextOffset: 5483
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 171, NextOffset: 463
     testutil.go:509: Offset: 383, NextOffset: 675
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo4 foo_empty4 foo5 foo6] vs [foo foo_empty foo2 foo4 foo_empty5 foo6 foo_empty2 foo3 foo_empty3 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 675, NextOffset: 712
     testutil.go:509: Offset: 463, NextOffset: 500
-    testutil.go:509: Offset: 712, NextOffset: 1040
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 675, NextOffset: 712
     testutil.go:509: Offset: 500, NextOffset: 794
+    testutil.go:509: Offset: 712, NextOffset: 1040
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 794, NextOffset: 831
+    testutil.go:509: Offset: 1040, NextOffset: 1077
+    testutil.go:509: Offset: 831, NextOffset: 1123
+    testutil.go:509: Offset: 1077, NextOffset: 1404
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo5] vs [foo foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo_empty foo4 foo_empty4 foo5 foo6]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1404, NextOffset: 1441
     testutil.go:509: Offset: 1123, NextOffset: 1160
     testutil.go:509: Offset: 1441, NextOffset: 1733
     testutil.go:509: Offset: 1160, NextOffset: 1452
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1733, NextOffset: 1770
-    testutil.go:509: Offset: 1452, NextOffset: 1489
-    testutil.go:509: Offset: 1770, NextOffset: 2097
-    testutil.go:509: Offset: 1489, NextOffset: 1782
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2097, NextOffset: 2134
     testutil.go:509: Offset: 1782, NextOffset: 1819
     testutil.go:509: Offset: 2134, NextOffset: 5483
     testutil.go:509: Offset: 1819, NextOffset: 5046
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 383, NextOffset: 675
-    testutil.go:509: Offset: 171, NextOffset: 463
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 675, NextOffset: 712
+    testutil.go:509: Offset: 463, NextOffset: 500
+    testutil.go:509: Offset: 712, NextOffset: 1040
+    testutil.go:509: Offset: 500, NextOffset: 794
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1040, NextOffset: 1077
     testutil.go:509: Offset: 794, NextOffset: 831
     testutil.go:509: Offset: 1077, NextOffset: 1404
     testutil.go:509: Offset: 831, NextOffset: 1123
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1733, NextOffset: 1770
+    testutil.go:509: Offset: 1452, NextOffset: 1489
+    testutil.go:509: Offset: 1770, NextOffset: 2097
+    testutil.go:509: Offset: 1489, NextOffset: 1782
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
-    testutil.go:2330: got gzip streams:
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 383, NextOffset: 675
+    testutil.go:509: Offset: 171, NextOffset: 463
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48457 97556 98092]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
+    testutil.go:2349:   [1] at 48457 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97556 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98092 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d14STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48457,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48457,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":459,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":496,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1111,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1148,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1765,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1033,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1070,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1395,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1432,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1759,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2084,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2121,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo4] vs [foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty2 foo3 foo_empty5 .no.prefetch.landmark foo_empty foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 170, NextOffset: 459
-    testutil.go:509: Offset: 383, NextOffset: 672
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo2 foo_empty2 foo5 foo_empty5 foo6 foo foo_empty foo3] vs [foo_empty4 foo6 foo_empty foo_empty2 foo3 foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 785, NextOffset: 822
     testutil.go:509: Offset: 1033, NextOffset: 1070
     testutil.go:509: Offset: 822, NextOffset: 1111
     testutil.go:509: Offset: 1070, NextOffset: 1395
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1111, NextOffset: 1148
+    testutil.go:509: Offset: 1395, NextOffset: 1432
+    testutil.go:509: Offset: 1148, NextOffset: 1438
+    testutil.go:509: Offset: 1432, NextOffset: 1722
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 459, NextOffset: 496
+    testutil.go:509: Offset: 672, NextOffset: 709
+    testutil.go:509: Offset: 496, NextOffset: 785
+    testutil.go:509: Offset: 709, NextOffset: 1033
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1438, NextOffset: 1475
     testutil.go:509: Offset: 1722, NextOffset: 1759
@@ -35451,157 +37699,77 @@
     testutil.go:509: Offset: 1765, NextOffset: 1802
     testutil.go:509: Offset: 2084, NextOffset: 2121
     testutil.go:509: Offset: 1802, NextOffset: 5013
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 2121, NextOffset: 5456
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 170, NextOffset: 459
+    testutil.go:509: Offset: 383, NextOffset: 672
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 459, NextOffset: 496
-    testutil.go:509: Offset: 672, NextOffset: 709
-    testutil.go:509: Offset: 496, NextOffset: 785
-    testutil.go:509: Offset: 709, NextOffset: 1033
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1111, NextOffset: 1148
-    testutil.go:509: Offset: 1395, NextOffset: 1432
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1148, NextOffset: 1438
-    testutil.go:509: Offset: 1432, NextOffset: 1722
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty2 foo3 foo_empty5 .no.prefetch.landmark foo_empty] vs [foo_empty2 foo4 foo foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 672, NextOffset: 709
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 459, NextOffset: 496
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 709, NextOffset: 1033
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 496, NextOffset: 785
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo_empty3 foo4 foo_empty4 foo6 foo_empty foo_empty2 foo3 foo5 foo_empty5] vs [foo foo_empty foo3 foo_empty3 foo4 foo_empty4 foo2 foo_empty2 foo5 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1395, NextOffset: 1432
     testutil.go:509: Offset: 1111, NextOffset: 1148
     testutil.go:509: Offset: 1432, NextOffset: 1722
     testutil.go:509: Offset: 1148, NextOffset: 1438
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1722, NextOffset: 1759
-    testutil.go:509: Offset: 1438, NextOffset: 1475
-    testutil.go:509: Offset: 1759, NextOffset: 2084
-    testutil.go:509: Offset: 1475, NextOffset: 1765
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2084, NextOffset: 2121
     testutil.go:509: Offset: 1765, NextOffset: 1802
     testutil.go:509: Offset: 2121, NextOffset: 5456
     testutil.go:509: Offset: 1802, NextOffset: 5013
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 383, NextOffset: 672
-    testutil.go:509: Offset: 170, NextOffset: 459
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1033, NextOffset: 1070
     testutil.go:509: Offset: 785, NextOffset: 822
     testutil.go:509: Offset: 1070, NextOffset: 1395
     testutil.go:509: Offset: 822, NextOffset: 1111
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1722, NextOffset: 1759
+    testutil.go:509: Offset: 1438, NextOffset: 1475
+    testutil.go:509: Offset: 1759, NextOffset: 2084
+    testutil.go:509: Offset: 1475, NextOffset: 1765
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 383, NextOffset: 672
+    testutil.go:509: Offset: 170, NextOffset: 459
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 672, NextOffset: 709
+    testutil.go:509: Offset: 459, NextOffset: 496
+    testutil.go:509: Offset: 709, NextOffset: 1033
+    testutil.go:509: Offset: 496, NextOffset: 785
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48457 96578 97114]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":465,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1125,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1162,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":677,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":714,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1407,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1444,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty5 foo_empty foo2 foo4 foo_empty4 foo5 foo6 foo foo_empty2 foo3] vs [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty2 foo_empty4 foo_empty5 foo6]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 48457 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96578 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 97114 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017942STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48457,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48457,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":465,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1125,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1162,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":677,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":714,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1407,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1444,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo4 foo_empty4 foo_empty5 foo foo_empty2 foo_empty3 foo5 foo6] vs [foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty foo2 foo4 foo5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 465, NextOffset: 502
-    testutil.go:509: Offset: 677, NextOffset: 714
-    testutil.go:509: Offset: 502, NextOffset: 795
-    testutil.go:509: Offset: 714, NextOffset: 1042
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 795, NextOffset: 832
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 832, NextOffset: 1125
-    testutil.go:509: Offset: 1079, NextOffset: 1407
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1125, NextOffset: 1162
-    testutil.go:509: Offset: 1407, NextOffset: 1444
-    testutil.go:509: Offset: 1162, NextOffset: 1456
-    testutil.go:509: Offset: 1444, NextOffset: 1738
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 465
-    testutil.go:509: Offset: 384, NextOffset: 677
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1456, NextOffset: 1493
     testutil.go:509: Offset: 1738, NextOffset: 1775
@@ -35611,61 +37779,44 @@
     testutil.go:509: Offset: 1787, NextOffset: 1824
     testutil.go:509: Offset: 2103, NextOffset: 2140
     testutil.go:509: Offset: 1824, NextOffset: 5062
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 2140, NextOffset: 5500
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo_empty foo2 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2] vs [foo3 foo4 foo_empty4 foo_empty5 foo foo_empty2 foo_empty3 foo5 foo6 foo_empty foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:509: Offset: 384, NextOffset: 677
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 65579 134345 137957]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 137957 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020cc9STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 795, NextOffset: 832
-    testutil.go:509: Offset: 1079, NextOffset: 1407
+    testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 832, NextOffset: 1125
+    testutil.go:509: Offset: 1079, NextOffset: 1407
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 677, NextOffset: 714
     testutil.go:509: Offset: 465, NextOffset: 502
-    testutil.go:509: Offset: 714, NextOffset: 1042
+    testutil.go:509: Offset: 677, NextOffset: 714
     testutil.go:509: Offset: 502, NextOffset: 795
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 714, NextOffset: 1042
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1407, NextOffset: 1444
     testutil.go:509: Offset: 1125, NextOffset: 1162
-    testutil.go:509: Offset: 1444, NextOffset: 1738
+    testutil.go:509: Offset: 1407, NextOffset: 1444
     testutil.go:509: Offset: 1162, NextOffset: 1456
+    testutil.go:509: Offset: 1444, NextOffset: 1738
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty2 foo_empty4] vs [foo6 foo foo_empty2 foo3 foo_empty3 foo_empty5 foo_empty foo2 foo4 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1738, NextOffset: 1775
     testutil.go:509: Offset: 1456, NextOffset: 1493
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:509: Offset: 1493, NextOffset: 1787
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2103, NextOffset: 2140
     testutil.go:509: Offset: 1787, NextOffset: 1824
@@ -35676,39 +37827,49 @@
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 384, NextOffset: 677
     testutil.go:509: Offset: 172, NextOffset: 465
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 677, NextOffset: 714
+    testutil.go:509: Offset: 465, NextOffset: 502
+    testutil.go:509: Offset: 714, NextOffset: 1042
+    testutil.go:509: Offset: 502, NextOffset: 795
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1042, NextOffset: 1079
+    testutil.go:509: Offset: 795, NextOffset: 832
+    testutil.go:509: Offset: 1079, NextOffset: 1407
+    testutil.go:509: Offset: 832, NextOffset: 1125
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1407, NextOffset: 1444
+    testutil.go:509: Offset: 1125, NextOffset: 1162
+    testutil.go:509: Offset: 1444, NextOffset: 1738
+    testutil.go:509: Offset: 1162, NextOffset: 1456
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 65579 133221 136833]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48457 97556 98092]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 136833 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020865STARGZ"
+    testutil.go:2349:   [1] at 48457 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97556 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98092 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d14STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48457,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48457,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":460,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":497,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":825,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1116,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1153,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1444,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1481,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":345,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1035,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1072,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1398,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1435,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1726,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1763,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2088,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2125,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty foo_empty3] vs [foo2 foo_empty2 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1772, NextOffset: 1809
-    testutil.go:509: Offset: 2088, NextOffset: 2125
-    testutil.go:509: Offset: 1809, NextOffset: 5004
-    testutil.go:509: Offset: 2125, NextOffset: 5442
+    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo_empty foo_empty2 foo3 foo_empty4 foo_empty5 foo foo2 foo_empty3 foo4] vs [foo5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo4 foo_empty5 foo foo2 foo3 foo_empty4]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 345, NextOffset: 382
@@ -35719,44 +37880,33 @@
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 497, NextOffset: 788
     testutil.go:509: Offset: 709, NextOffset: 1035
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 788, NextOffset: 825
-    testutil.go:509: Offset: 1035, NextOffset: 1072
-    testutil.go:509: Offset: 825, NextOffset: 1116
-    testutil.go:509: Offset: 1072, NextOffset: 1398
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1116, NextOffset: 1153
     testutil.go:509: Offset: 1398, NextOffset: 1435
     testutil.go:509: Offset: 1153, NextOffset: 1444
     testutil.go:509: Offset: 1435, NextOffset: 1726
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1444, NextOffset: 1481
     testutil.go:509: Offset: 1726, NextOffset: 1763
     testutil.go:509: Offset: 1481, NextOffset: 1772
     testutil.go:509: Offset: 1763, NextOffset: 2088
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1772, NextOffset: 1809
+    testutil.go:509: Offset: 2088, NextOffset: 2125
+    testutil.go:509: Offset: 1809, NextOffset: 5004
+    testutil.go:509: Offset: 2125, NextOffset: 5442
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo] vs [foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty foo_empty3 foo_empty5 foo6 foo foo2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1035, NextOffset: 1072
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48455 97552 98088]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 788, NextOffset: 825
-    testutil.go:509: Offset: 1072, NextOffset: 1398
+    testutil.go:509: Offset: 1035, NextOffset: 1072
     testutil.go:509: Offset: 825, NextOffset: 1116
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1398, NextOffset: 1435
-    testutil.go:509: Offset: 1116, NextOffset: 1153
-    testutil.go:509: Offset: 1435, NextOffset: 1726
-    testutil.go:509: Offset: 1153, NextOffset: 1444
+    testutil.go:509: Offset: 1072, NextOffset: 1398
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo4 foo_empty5 foo foo2] vs [foo foo2 foo_empty3 foo4 foo5 foo6 foo_empty foo_empty2 foo3 foo_empty4 foo_empty5]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1726, NextOffset: 1763
@@ -35768,12 +37918,18 @@
     testutil.go:509: Offset: 1772, NextOffset: 1809
     testutil.go:509: Offset: 2125, NextOffset: 5442
     testutil.go:509: Offset: 1809, NextOffset: 5004
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1398, NextOffset: 1435
+    testutil.go:509: Offset: 1116, NextOffset: 1153
+    testutil.go:509: Offset: 1435, NextOffset: 1726
+    testutil.go:509: Offset: 1153, NextOffset: 1444
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 345, NextOffset: 382
     testutil.go:509: Offset: 133, NextOffset: 170
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 382, NextOffset: 672
     testutil.go:509: Offset: 170, NextOffset: 460
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -35781,146 +37937,156 @@
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 709, NextOffset: 1035
     testutil.go:509: Offset: 497, NextOffset: 788
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 48455 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97552 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98088 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d10STARGZ"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 788, NextOffset: 825
+    testutil.go:509: Offset: 1072, NextOffset: 1398
+    testutil.go:509: Offset: 825, NextOffset: 1116
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48457 96578 97114]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48457 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96578 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 97114 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017942STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48455,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48457,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48455,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48457,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":833,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1127,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1164,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1457,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1494,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1825,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":676,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":713,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1408,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1445,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo foo_empty foo_empty3 foo4 foo6 foo2 foo_empty2 foo3] vs [foo foo_empty foo_empty2 foo3 foo_empty4 foo5 foo6 foo2 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo4 foo_empty4 foo_empty5 foo_empty2 foo3 foo_empty3 foo5 foo6 foo] vs [.no.prefetch.landmark foo_empty2 foo_empty3 foo4 foo_empty4 foo foo_empty foo2 foo3 foo5 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 464, NextOffset: 501
     testutil.go:509: Offset: 676, NextOffset: 713
     testutil.go:509: Offset: 501, NextOffset: 796
     testutil.go:509: Offset: 713, NextOffset: 1042
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1127, NextOffset: 1164
+    testutil.go:509: Offset: 1408, NextOffset: 1445
+    testutil.go:509: Offset: 1164, NextOffset: 1457
+    testutil.go:509: Offset: 1445, NextOffset: 1738
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 796, NextOffset: 833
     testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 833, NextOffset: 1127
     testutil.go:509: Offset: 1079, NextOffset: 1408
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1457, NextOffset: 1494
     testutil.go:509: Offset: 1738, NextOffset: 1775
     testutil.go:509: Offset: 1494, NextOffset: 1788
     testutil.go:509: Offset: 1775, NextOffset: 2103
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1788, NextOffset: 1825
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1825, NextOffset: 5052
+    testutil.go:509: Offset: 2140, NextOffset: 5489
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 171, NextOffset: 464
     testutil.go:509: Offset: 383, NextOffset: 676
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1127, NextOffset: 1164
-    testutil.go:509: Offset: 1408, NextOffset: 1445
-    testutil.go:509: Offset: 1164, NextOffset: 1457
-    testutil.go:509: Offset: 1445, NextOffset: 1738
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1788, NextOffset: 1825
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1825, NextOffset: 5052
-    testutil.go:509: Offset: 2140, NextOffset: 5489
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty4 foo5 foo6] vs [foo_empty foo_empty3 foo4 foo6 foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1788, NextOffset: 1825
-    testutil.go:509: Offset: 2140, NextOffset: 5489
-    testutil.go:509: Offset: 1825, NextOffset: 5052
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 676, NextOffset: 713
-    testutil.go:509: Offset: 464, NextOffset: 501
-    testutil.go:509: Offset: 713, NextOffset: 1042
-    testutil.go:509: Offset: 501, NextOffset: 796
+    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo_empty2 foo_empty3 foo4 foo_empty4 foo foo_empty foo2 foo3 foo5 foo_empty5] vs [foo foo_empty foo2 foo4 foo_empty4 foo_empty5 foo_empty2 foo3 foo_empty3 foo5 foo6]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1408, NextOffset: 1445
     testutil.go:509: Offset: 1127, NextOffset: 1164
     testutil.go:509: Offset: 1445, NextOffset: 1738
     testutil.go:509: Offset: 1164, NextOffset: 1457
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 383, NextOffset: 676
     testutil.go:509: Offset: 171, NextOffset: 464
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48455 96570 97106]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 676, NextOffset: 713
+    testutil.go:509: Offset: 464, NextOffset: 501
+    testutil.go:509: Offset: 713, NextOffset: 1042
+    testutil.go:509: Offset: 501, NextOffset: 796
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 796, NextOffset: 833
     testutil.go:509: Offset: 1079, NextOffset: 1408
     testutil.go:509: Offset: 833, NextOffset: 1127
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1738, NextOffset: 1775
     testutil.go:509: Offset: 1457, NextOffset: 1494
     testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:509: Offset: 1494, NextOffset: 1788
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1788, NextOffset: 1825
+    testutil.go:509: Offset: 2140, NextOffset: 5489
+    testutil.go:509: Offset: 1825, NextOffset: 5052
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48455 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96570 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 97106 in stargz, uncompressed length 0; extra="SG\x16\x00000000000001793aSTARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48457 97557 98093]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48457 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97557 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98093 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d15STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48455,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48457,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48455,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48457,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":462,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1119,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1156,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1448,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1485,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1814,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":674,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":711,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1037,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1074,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1400,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1437,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1729,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1766,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2093,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo4 foo_empty4 foo5 foo6 foo2 foo_empty2 foo_empty3 foo_empty5] vs [foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo_empty5 .no.prefetch.landmark foo foo3]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo6 foo foo_empty4 foo_empty5] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo4 foo5 foo_empty5 foo foo3 foo_empty3 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 462, NextOffset: 499
+    testutil.go:509: Offset: 674, NextOffset: 711
+    testutil.go:509: Offset: 499, NextOffset: 790
+    testutil.go:509: Offset: 711, NextOffset: 1037
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 790, NextOffset: 827
     testutil.go:509: Offset: 1037, NextOffset: 1074
     testutil.go:509: Offset: 827, NextOffset: 1119
     testutil.go:509: Offset: 1074, NextOffset: 1400
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1119, NextOffset: 1156
     testutil.go:509: Offset: 1400, NextOffset: 1437
     testutil.go:509: Offset: 1156, NextOffset: 1448
     testutil.go:509: Offset: 1437, NextOffset: 1729
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1448, NextOffset: 1485
     testutil.go:509: Offset: 1729, NextOffset: 1766
@@ -35931,28 +38097,25 @@
     testutil.go:509: Offset: 2093, NextOffset: 2130
     testutil.go:509: Offset: 1814, NextOffset: 5025
     testutil.go:509: Offset: 2130, NextOffset: 5465
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 462, NextOffset: 499
-    testutil.go:509: Offset: 674, NextOffset: 711
-    testutil.go:509: Offset: 499, NextOffset: 790
-    testutil.go:509: Offset: 711, NextOffset: 1037
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 172, NextOffset: 462
     testutil.go:509: Offset: 384, NextOffset: 674
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty5 .no.prefetch.landmark foo foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty] vs [foo2 foo_empty2 foo_empty3 foo_empty5 foo foo_empty foo3 foo4 foo_empty4 foo5 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 674, NextOffset: 711
-    testutil.go:509: Offset: 462, NextOffset: 499
-    testutil.go:509: Offset: 711, NextOffset: 1037
-    testutil.go:509: Offset: 499, NextOffset: 790
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo5 foo_empty5 foo foo3 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo2] vs [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo6 foo foo_empty4 foo_empty5]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1400, NextOffset: 1437
+    testutil.go:509: Offset: 1119, NextOffset: 1156
+    testutil.go:509: Offset: 1437, NextOffset: 1729
+    testutil.go:509: Offset: 1156, NextOffset: 1448
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1729, NextOffset: 1766
+    testutil.go:509: Offset: 1448, NextOffset: 1485
+    testutil.go:509: Offset: 1766, NextOffset: 2093
+    testutil.go:509: Offset: 1485, NextOffset: 1777
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 347, NextOffset: 384
@@ -35965,57 +38128,46 @@
     testutil.go:509: Offset: 1074, NextOffset: 1400
     testutil.go:509: Offset: 827, NextOffset: 1119
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1400, NextOffset: 1437
-    testutil.go:509: Offset: 1119, NextOffset: 1156
-    testutil.go:509: Offset: 1437, NextOffset: 1729
-    testutil.go:509: Offset: 1156, NextOffset: 1448
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1729, NextOffset: 1766
-    testutil.go:509: Offset: 1448, NextOffset: 1485
-    testutil.go:509: Offset: 1766, NextOffset: 2093
-    testutil.go:509: Offset: 1485, NextOffset: 1777
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2093, NextOffset: 2130
     testutil.go:509: Offset: 1777, NextOffset: 1814
     testutil.go:509: Offset: 2130, NextOffset: 5465
     testutil.go:509: Offset: 1814, NextOffset: 5025
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 674, NextOffset: 711
+    testutil.go:509: Offset: 462, NextOffset: 499
+    testutil.go:509: Offset: 711, NextOffset: 1037
+    testutil.go:509: Offset: 499, NextOffset: 790
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48455 97552 98088]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48457 96579 97115]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48455 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97552 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98088 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d10STARGZ"
+    testutil.go:2349:   [1] at 48457 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96579 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 97115 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017943STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48455,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48457,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48455,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48457,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":467,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":800,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1466,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1503,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":348,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":680,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":717,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1047,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1084,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1414,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1451,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1747,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1784,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2114,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2151,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo_empty4 foo5 foo6 foo foo2 foo_empty2 foo4 foo_empty5] vs [foo3 foo4 .no.prefetch.landmark foo_empty foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo_empty2]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1133, NextOffset: 1170
-    testutil.go:509: Offset: 1414, NextOffset: 1451
-    testutil.go:509: Offset: 1170, NextOffset: 1466
-    testutil.go:509: Offset: 1451, NextOffset: 1747
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo4] vs [.no.prefetch.landmark foo foo_empty2 foo3 foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty3 foo_empty5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 800, NextOffset: 837
     testutil.go:509: Offset: 1047, NextOffset: 1084
@@ -36026,10 +38178,9 @@
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1466, NextOffset: 1503
     testutil.go:509: Offset: 1747, NextOffset: 1784
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1503, NextOffset: 1799
     testutil.go:509: Offset: 1784, NextOffset: 2114
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1799, NextOffset: 1836
     testutil.go:509: Offset: 2114, NextOffset: 2151
@@ -36045,32 +38196,31 @@
     testutil.go:509: Offset: 680, NextOffset: 717
     testutil.go:509: Offset: 504, NextOffset: 800
     testutil.go:509: Offset: 717, NextOffset: 1047
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1133, NextOffset: 1170
+    testutil.go:509: Offset: 1414, NextOffset: 1451
+    testutil.go:509: Offset: 1170, NextOffset: 1466
+    testutil.go:509: Offset: 1451, NextOffset: 1747
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo2 foo_empty2 foo3 foo4 .no.prefetch.landmark foo_empty foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo2 foo_empty2 foo4 foo_empty5 foo_empty foo3 foo_empty3 foo_empty4 foo5 foo6 foo]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1747, NextOffset: 1784
-    testutil.go:509: Offset: 1466, NextOffset: 1503
-    testutil.go:509: Offset: 1784, NextOffset: 2114
-    testutil.go:509: Offset: 1503, NextOffset: 1799
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty5 .no.prefetch.landmark foo foo_empty2 foo3 foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty3] vs [foo2 foo4 foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2114, NextOffset: 2151
     testutil.go:509: Offset: 1799, NextOffset: 1836
     testutil.go:509: Offset: 2151, NextOffset: 5510
     testutil.go:509: Offset: 1836, NextOffset: 5075
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 348, NextOffset: 385
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 385, NextOffset: 680
-    testutil.go:509: Offset: 172, NextOffset: 467
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 680, NextOffset: 717
     testutil.go:509: Offset: 467, NextOffset: 504
     testutil.go:509: Offset: 717, NextOffset: 1047
     testutil.go:509: Offset: 504, NextOffset: 800
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 348, NextOffset: 385
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 385, NextOffset: 680
+    testutil.go:509: Offset: 172, NextOffset: 467
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1047, NextOffset: 1084
@@ -36082,133 +38232,133 @@
     testutil.go:509: Offset: 1133, NextOffset: 1170
     testutil.go:509: Offset: 1451, NextOffset: 1747
     testutil.go:509: Offset: 1170, NextOffset: 1466
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1747, NextOffset: 1784
+    testutil.go:509: Offset: 1466, NextOffset: 1503
+    testutil.go:509: Offset: 1784, NextOffset: 2114
+    testutil.go:509: Offset: 1503, NextOffset: 1799
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48455 96570 97106]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48455 97554 98085]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48455 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96570 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 97106 in stargz, uncompressed length 0; extra="SG\x16\x00000000000001793aSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48455,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48455,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo_empty4 foo6 foo foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5] vs [foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo foo_empty foo_empty3 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty5 foo6 foo foo_empty4 foo5 foo_empty foo2 foo_empty2 foo3] vs [foo_empty foo3 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 14839
     testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty3 foo_empty5 foo6 foo2 foo_empty2 foo3 foo4 foo_empty4 foo5] vs [foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 foo_empty2 foo4 foo_empty4 foo6 foo]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo_empty foo3 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo4] vs [foo3 foo_empty3 foo4 foo_empty5 foo6 foo foo_empty4 foo5 foo_empty foo2 foo_empty2]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo4" vs "foo4"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 48455 in stargz, uncompressed length 68708
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 97554 in stargz, uncompressed length 3584
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 6501, NextOffset: 8066
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [3] at 98085 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d12STARGZ"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48455,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48455,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48455 97552 98088]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty foo2 foo3 foo4 foo_empty4 foo6 foo_empty2 foo_empty3 foo5] vs [.no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty foo2 foo4 foo_empty4]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo_empty2 foo3 foo5 foo foo_empty foo2 foo_empty3 foo4 foo_empty4] vs [foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo4 foo_empty2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -36220,22 +38370,32 @@
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty foo2 foo4 foo_empty4] vs [foo foo_empty foo2 foo3 foo4 foo_empty4 foo6 foo_empty2 foo_empty3 foo5 foo_empty5]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo4 foo_empty2] vs [foo6 foo_empty2 foo3 foo5 foo foo_empty foo2 foo_empty3 foo4 foo_empty4 foo_empty5]
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
@@ -36258,25 +38418,6 @@
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48455 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97552 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98088 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d10STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48455,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48455,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
@@ -36284,19 +38425,50 @@
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48455 96576 97107]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48455 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96576 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 97107 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017940STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48455,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48455,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2 foo_empty3 foo5 foo foo2 foo3] vs [foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2]
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo3] vs [foo_empty5 .no.prefetch.landmark foo_empty foo2 foo3 foo4 foo6 foo foo_empty2 foo_empty3 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
@@ -36304,18 +38476,6 @@
     testutil.go:509: Offset: 8592, NextOffset: 14839
     testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
@@ -36326,167 +38486,166 @@
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo5 foo foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2] vs [foo foo2 foo3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2 foo_empty3 foo5]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo3 foo4 foo6] vs [foo foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo3 foo_empty3 foo5]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48455 96570 97106]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48455 97554 98085]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48455 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96570 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 97106 in stargz, uncompressed length 0; extra="SG\x16\x00000000000001793aSTARGZ"
+    testutil.go:2349:   [1] at 48455 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97554 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98085 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d12STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48455,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48455,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48455,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2] vs [foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo4 foo5 foo6 foo2 foo_empty3 foo_empty4 foo_empty5 foo] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty5 foo3 foo_empty4 foo5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 14839
     testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4] vs [foo2 foo_empty3 foo4 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty]
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty5 foo3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3] vs [foo foo_empty foo_empty2 foo3 foo4 foo5 foo6 foo2 foo_empty3 foo_empty4 foo_empty5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:509: Offset: 8592, NextOffset: 14839
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 8592, NextOffset: 14839
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48460 97561 98092]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48455 96576 97107]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48460 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97561 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98092 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d19STARGZ"
+    testutil.go:2349:   [1] at 48455 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96576 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 97107 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017940STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48460,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48455,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48460,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48455,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
@@ -36494,33 +38653,20 @@
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty foo3 foo_empty4 foo_empty5 foo6] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo2 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty3 foo4 foo_empty foo_empty2 foo_empty4 foo5 foo_empty5 foo6] vs [.no.prefetch.landmark foo foo_empty3 foo4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty4 foo_empty5]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
@@ -36532,68 +38678,122 @@
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo] vs [foo3 foo_empty4 foo_empty5 foo6 foo foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty3 foo4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty4 foo_empty5] vs [foo_empty foo_empty2 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48455 97554 98085]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48455 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97554 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98085 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d12STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48455,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48455,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48455 96576 97107]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48455 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96576 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 97107 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017940STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48455,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48455,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48455,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo6 foo foo2 foo_empty2 foo3 foo5 foo_empty5 foo_empty] vs [foo foo2 foo3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo4 foo6]
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo5] vs [foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty3 .no.prefetch.landmark foo_empty2 foo3 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48460 96579 97110]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
@@ -36601,79 +38801,33 @@
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 14839
     testutil.go:509: Offset: 9733, NextOffset: 15980
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo2 foo3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo4] vs [foo_empty3 foo4 foo_empty4 foo6 foo foo2 foo_empty2 foo3 foo5 foo_empty5 foo_empty]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty3] vs [foo6 foo foo_empty foo2 foo_empty2 foo5 foo3 foo_empty3 foo4 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48460 in stargz, uncompressed length 67584
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 4871, NextOffset: 6464
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 96579 in stargz, uncompressed length 3584
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 3786, NextOffset: 5351
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 97110 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017943STARGZ"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48460,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48460,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
@@ -36684,14 +38838,51 @@
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48458 97558 98090]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48458 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97558 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98090 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d16STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48458,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48458,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48458,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48458,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty foo_empty4 foo5 foo_empty5 foo6] vs [foo5 foo6 foo foo_empty foo3 foo_empty4 foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo4]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty foo_empty3 foo4 foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo_empty4] vs [foo6 foo_empty foo3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty3 foo_empty4]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
@@ -36714,31 +38905,22 @@
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo_empty4 foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo4 foo5 foo6] vs [foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty foo_empty4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty3 foo_empty4 foo6 foo_empty foo3] vs [foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty foo_empty3 foo4]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
@@ -36749,50 +38931,40 @@
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48460 97561 98092]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48460 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97561 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98092 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d19STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48460,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48460,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo4 foo_empty4 foo_empty foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo] vs [foo foo_empty foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo4 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo3] vs [foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
@@ -36804,12 +38976,6 @@
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -36820,102 +38986,90 @@
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo4 foo6 foo] vs [foo foo2 foo4 foo_empty4 foo_empty foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty] vs [foo foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo3 foo_empty3 foo5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48458 96580 97112]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 8592, NextOffset: 14839
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48460 96579 97110]
-    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48460 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96579 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 97110 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017943STARGZ"
+    testutil.go:2349:   [1] at 48458 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96580 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 97112 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017944STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48460,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48458,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48458,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48460,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48458,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48458,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty2 foo4 foo6] vs [.no.prefetch.landmark foo foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2 foo4 foo5] vs [foo3 foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty3 foo4 foo_empty4 foo6 foo_empty foo_empty2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
@@ -36926,57 +39080,74 @@
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo5 .no.prefetch.landmark foo foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty2] vs [foo_empty3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty2 foo4 foo6 foo foo2 foo3]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo_empty3 foo4 foo_empty4 foo6 foo_empty foo_empty2 foo3 foo5 foo_empty5] vs [foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2 foo4 foo5 foo2 foo3]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:509: Offset: 8592, NextOffset: 14839
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48460 97562 98093]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48458 97558 98090]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo4 foo_empty5 foo foo_empty foo_empty2 foo_empty4 foo5 foo6] vs [foo_empty5 foo6 .no.prefetch.landmark foo_empty foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo2 foo_empty2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2 foo_empty3 foo4 foo5] vs [foo_empty2 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo3 foo4 foo5 foo_empty5 foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo3" vs "foo3"
@@ -36984,72 +39155,73 @@
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo2 foo_empty2 foo_empty5 foo6 .no.prefetch.landmark] vs [foo6 foo2 foo3 foo_empty3 foo4 foo_empty5 foo foo_empty foo_empty2 foo_empty4 foo5]
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo5 foo_empty5 foo foo2 foo_empty2 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo_empty] vs [foo_empty foo_empty2 foo_empty3 foo4 foo5 foo foo2 foo3 foo_empty4 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48460 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97562 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98093 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d1aSTARGZ"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 2147
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48460,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48460,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 48458 in stargz, uncompressed length 68708
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 97558 in stargz, uncompressed length 3584
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [3] at 98090 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d16STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48458,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48458,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48458,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48458,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 8555, NextOffset: 8592
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 9733, NextOffset: 15980
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 8592, NextOffset: 14839
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
@@ -37057,65 +39229,87 @@
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48458 96580 97112]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo5 foo6 foo foo_empty foo2 foo_empty3 foo4 foo_empty4 foo_empty5] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo6 foo foo_empty3 foo4 foo_empty4 foo5 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty foo2 foo3 foo4 foo_empty5 foo6 foo] vs [foo5 foo_empty5 foo foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo4]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 48458 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96580 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 97112 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017944STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48458,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48458,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48458,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48458,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 14839
     testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo6 foo foo_empty3 foo4 foo_empty4 foo5] vs [foo4 foo_empty4 foo_empty5 foo_empty2 foo3 foo5 foo6 foo foo_empty foo2 foo_empty3]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty5 foo foo_empty3 foo_empty4 foo6] vs [foo_empty foo2 foo3 foo4 foo_empty5 foo6 foo foo_empty2 foo_empty3 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
@@ -37128,61 +39322,45 @@
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48460 96580 97111]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:509: Offset: 8592, NextOffset: 14839
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48460 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96580 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 97111 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017944STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48460,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48460,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48458 97558 98090]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo_empty3 foo4 foo_empty5 foo6 foo_empty foo3 foo_empty4 foo5] vs [foo_empty4 foo6 .no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty2 foo_empty3 foo4 foo6 foo] vs [foo5 foo foo_empty foo2 foo_empty2 foo4 foo_empty5 foo6 .no.prefetch.landmark foo3 foo_empty3 foo_empty4]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
@@ -37191,20 +39369,6 @@
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 14839
-    testutil.go:509: Offset: 9733, NextOffset: 15980
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
@@ -37216,26 +39380,51 @@
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 .no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty foo2] vs [foo foo2 foo_empty2 foo_empty3 foo4 foo_empty5 foo6 foo_empty foo3 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 48458 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97558 in stargz, uncompressed length 3584
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 98090 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d16STARGZ"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48458,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48458,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48458,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48458,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 8592, NextOffset: 14839
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 9733, NextOffset: 15980
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo_empty5 foo6 .no.prefetch.landmark foo3 foo_empty3 foo_empty4 foo5 foo foo_empty foo2] vs [foo foo2 foo3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty2 foo_empty3 foo4 foo6]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -37247,60 +39436,63 @@
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 15980
     testutil.go:509: Offset: 8592, NextOffset: 14839
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48459 97560 98088]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48458 96580 97112]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 48459 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97560 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98088 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d18STARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48458 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96580 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 97112 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017944STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48459,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48459,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48458,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48458,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48459,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48459,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48458,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48458,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo6 foo2 foo_empty4 foo5 foo_empty5 foo foo_empty] vs [foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo_empty3 foo4 foo6 foo foo2 foo_empty2 foo3]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 373, NextOffset: 410
-    testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo2 foo_empty2 foo5 foo6] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo6 foo2 foo3 foo4 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 762, NextOffset: 799
     testutil.go:509: Offset: 943, NextOffset: 980
     testutil.go:509: Offset: 799, NextOffset: 928
     testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 965, NextOffset: 1669
+    testutil.go:509: Offset: 1180, NextOffset: 1946
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 426, NextOffset: 463
     testutil.go:509: Offset: 573, NextOffset: 610
@@ -37312,87 +39504,77 @@
     testutil.go:509: Offset: 775, NextOffset: 812
     testutil.go:509: Offset: 631, NextOffset: 762
     testutil.go:509: Offset: 812, NextOffset: 943
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 965, NextOffset: 1669
-    testutil.go:509: Offset: 1180, NextOffset: 1946
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo_empty3 foo4 foo6] vs [foo5 foo_empty5 foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo6 foo2 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty3 foo_empty4 foo6 foo2 foo3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo] vs [foo_empty3 foo4 foo_empty4 foo_empty5 foo foo2 foo_empty2 foo5 foo6 foo_empty foo3]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 206, NextOffset: 243
     testutil.go:509: Offset: 93, NextOffset: 130
     testutil.go:509: Offset: 243, NextOffset: 373
     testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 928, NextOffset: 965
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1180, NextOffset: 1946
+    testutil.go:509: Offset: 965, NextOffset: 1669
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 373, NextOffset: 410
     testutil.go:509: Offset: 260, NextOffset: 297
     testutil.go:509: Offset: 410, NextOffset: 573
     testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 573, NextOffset: 610
     testutil.go:509: Offset: 426, NextOffset: 463
     testutil.go:509: Offset: 610, NextOffset: 775
     testutil.go:509: Offset: 463, NextOffset: 594
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 594, NextOffset: 631
+    testutil.go:509: Offset: 812, NextOffset: 943
+    testutil.go:509: Offset: 631, NextOffset: 762
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 943, NextOffset: 980
     testutil.go:509: Offset: 762, NextOffset: 799
     testutil.go:509: Offset: 980, NextOffset: 1143
     testutil.go:509: Offset: 799, NextOffset: 928
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 775, NextOffset: 812
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 812, NextOffset: 943
-    testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1180, NextOffset: 1946
-    testutil.go:509: Offset: 965, NextOffset: 1669
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48459 96578 97106]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48459 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96578 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 97106 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017942STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48459,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48459,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48459,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48459,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty2 foo_empty4 foo6] vs [foo foo2 foo_empty2 foo3 foo_empty3 foo_empty foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo6 foo_empty foo5 foo_empty5 foo foo2 foo_empty2 foo3 foo_empty3] vs [foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty3 foo_empty4]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 95, NextOffset: 132
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 132, NextOffset: 264
     testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 264, NextOffset: 301
     testutil.go:509: Offset: 378, NextOffset: 415
     testutil.go:509: Offset: 301, NextOffset: 434
     testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 434, NextOffset: 471
     testutil.go:509: Offset: 582, NextOffset: 619
@@ -37404,45 +39586,39 @@
     testutil.go:509: Offset: 785, NextOffset: 822
     testutil.go:509: Offset: 640, NextOffset: 772
     testutil.go:509: Offset: 822, NextOffset: 954
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 940, NextOffset: 977
     testutil.go:509: Offset: 1156, NextOffset: 1193
     testutil.go:509: Offset: 977, NextOffset: 1667
     testutil.go:509: Offset: 1193, NextOffset: 1998
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty2] vs [foo6 foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty2 foo_empty4]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo4 foo5] vs [foo_empty5 foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo_empty foo5]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 434, NextOffset: 471
     testutil.go:509: Offset: 619, NextOffset: 785
     testutil.go:509: Offset: 471, NextOffset: 603
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 785, NextOffset: 822
     testutil.go:509: Offset: 603, NextOffset: 640
     testutil.go:509: Offset: 822, NextOffset: 954
     testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 954, NextOffset: 991
     testutil.go:509: Offset: 772, NextOffset: 809
     testutil.go:509: Offset: 991, NextOffset: 1156
     testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1156, NextOffset: 1193
@@ -37454,175 +39630,196 @@
     testutil.go:509: Offset: 95, NextOffset: 132
     testutil.go:509: Offset: 246, NextOffset: 378
     testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:509: Offset: 301, NextOffset: 434
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48459 97560 98088]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48093 96208 96687]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48459 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97560 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98088 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d18STARGZ"
+    testutil.go:2349:   [1] at 48093 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96208 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96687 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d0STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48459,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48459,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48093,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48093,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48459,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48459,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48093,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48093,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo_empty3] vs [.no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty3 foo_empty5 foo6 foo foo2 foo4 foo_empty4 foo5]
+    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo2 foo_empty2 foo3 foo_empty4 foo_empty5 foo foo_empty foo_empty3 foo4] vs [foo foo_empty foo_empty2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo2 foo3 foo_empty3 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 131, NextOffset: 260
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 596, NextOffset: 633
+    testutil.go:509: Offset: 780, NextOffset: 817
+    testutil.go:509: Offset: 633, NextOffset: 763
+    testutil.go:509: Offset: 817, NextOffset: 947
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 763, NextOffset: 800
     testutil.go:509: Offset: 947, NextOffset: 984
     testutil.go:509: Offset: 800, NextOffset: 931
     testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 931, NextOffset: 968
     testutil.go:509: Offset: 1150, NextOffset: 1187
     testutil.go:509: Offset: 968, NextOffset: 1678
     testutil.go:509: Offset: 1187, NextOffset: 1965
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:509: Offset: 245, NextOffset: 374
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 260, NextOffset: 297
     testutil.go:509: Offset: 374, NextOffset: 411
     testutil.go:509: Offset: 297, NextOffset: 428
     testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 596, NextOffset: 633
-    testutil.go:509: Offset: 780, NextOffset: 817
-    testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:509: Offset: 817, NextOffset: 947
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty3 foo_empty5 foo6 foo foo2 foo4 foo_empty4] vs [foo foo2 foo_empty3 foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 245, NextOffset: 374
-    testutil.go:509: Offset: 131, NextOffset: 260
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo foo_empty foo_empty2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo2 foo3 foo_empty3 foo4] vs [foo foo_empty foo_empty3 foo4 foo5 foo6 foo2 foo_empty2 foo3 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1187, NextOffset: 1965
+    testutil.go:509: Offset: 968, NextOffset: 1678
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 374, NextOffset: 411
     testutil.go:509: Offset: 260, NextOffset: 297
     testutil.go:509: Offset: 411, NextOffset: 577
     testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 780, NextOffset: 817
     testutil.go:509: Offset: 596, NextOffset: 633
     testutil.go:509: Offset: 817, NextOffset: 947
     testutil.go:509: Offset: 633, NextOffset: 763
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 763, NextOffset: 800
-    testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:509: Offset: 131, NextOffset: 260
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1187, NextOffset: 1965
-    testutil.go:509: Offset: 968, NextOffset: 1678
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48459 96578 97106]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48093 96194 96673]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48459 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96578 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 97106 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017942STARGZ"
+    testutil.go:2349:   [1] at 48093 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96194 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96673 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c2STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48459,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48459,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48093,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48093,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48459,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48459,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48093,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48093,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo_empty foo2 foo3 foo4 foo_empty4 foo foo_empty2 foo_empty3 foo5] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo4 foo_empty4 foo5 foo6 foo_empty foo3 foo_empty3 foo_empty5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 134, NextOffset: 266
-    testutil.go:509: Offset: 248, NextOffset: 380
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 959, NextOffset: 996
-    testutil.go:509: Offset: 819, NextOffset: 953
-    testutil.go:509: Offset: 996, NextOffset: 1164
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 990, NextOffset: 1697
-    testutil.go:509: Offset: 1201, NextOffset: 1975
+    testutil.go:401: Directory: "" vs "": [foo foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3] vs [.no.prefetch.landmark foo foo_empty foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo2 foo_empty2 foo4 foo5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 266, NextOffset: 303
     testutil.go:509: Offset: 380, NextOffset: 417
     testutil.go:509: Offset: 303, NextOffset: 438
     testutil.go:509: Offset: 417, NextOffset: 583
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 438, NextOffset: 475
     testutil.go:509: Offset: 583, NextOffset: 620
     testutil.go:509: Offset: 475, NextOffset: 610
     testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:509: Offset: 248, NextOffset: 380
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 610, NextOffset: 647
     testutil.go:509: Offset: 787, NextOffset: 824
     testutil.go:509: Offset: 647, NextOffset: 782
     testutil.go:509: Offset: 824, NextOffset: 959
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 819, NextOffset: 953
+    testutil.go:509: Offset: 996, NextOffset: 1164
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 990, NextOffset: 1697
+    testutil.go:509: Offset: 1201, NextOffset: 1975
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo_empty2 foo4 foo_empty4 foo5 foo6 foo_empty foo3 foo_empty3 foo_empty5] vs [foo5 foo_empty5 foo6 foo_empty foo2 foo3 foo4 foo_empty4 foo foo_empty2 foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo5 .no.prefetch.landmark foo foo_empty foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo2] vs [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo foo4 foo_empty4 foo5 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 97, NextOffset: 134
     testutil.go:509: Offset: 248, NextOffset: 380
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 1201, NextOffset: 1975
+    testutil.go:509: Offset: 990, NextOffset: 1697
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 380, NextOffset: 417
     testutil.go:509: Offset: 266, NextOffset: 303
@@ -37634,64 +39831,61 @@
     testutil.go:509: Offset: 610, NextOffset: 647
     testutil.go:509: Offset: 824, NextOffset: 959
     testutil.go:509: Offset: 647, NextOffset: 782
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 959, NextOffset: 996
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 996, NextOffset: 1164
     testutil.go:509: Offset: 819, NextOffset: 953
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1201, NextOffset: 1975
-    testutil.go:509: Offset: 990, NextOffset: 1697
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:509: Offset: 475, NextOffset: 610
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48458 97559 98087]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48093 96208 96687]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48458 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97559 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98087 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d17STARGZ"
+    testutil.go:2349:   [1] at 48093 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96208 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96687 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d0STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48458,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48458,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48093,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48093,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48458,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48458,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48093,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48093,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo6 foo2 foo_empty3 foo_empty5] vs [.no.prefetch.landmark foo_empty foo4 foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 463, NextOffset: 594
-    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo5 foo6 foo foo_empty foo_empty3 foo4 foo_empty4 foo_empty5 foo2] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo4 foo6 foo_empty foo_empty3 foo_empty4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 594, NextOffset: 631
     testutil.go:509: Offset: 775, NextOffset: 812
     testutil.go:509: Offset: 631, NextOffset: 762
     testutil.go:509: Offset: 812, NextOffset: 943
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:509: Offset: 610, NextOffset: 775
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 762, NextOffset: 799
     testutil.go:509: Offset: 943, NextOffset: 980
@@ -37702,85 +39896,63 @@
     testutil.go:509: Offset: 1143, NextOffset: 1180
     testutil.go:509: Offset: 965, NextOffset: 1669
     testutil.go:509: Offset: 1180, NextOffset: 1946
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 373, NextOffset: 410
-    testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo4 foo6 foo_empty foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo foo_empty foo_empty3 foo4 foo_empty4 foo_empty5 foo2 foo_empty2 foo3 foo5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
     testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:509: Offset: 93, NextOffset: 130
     testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:509: Offset: 297, NextOffset: 426
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 .no.prefetch.landmark foo_empty foo4 foo_empty5] vs [foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo6 foo2 foo_empty3 foo_empty5]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 573, NextOffset: 610
     testutil.go:509: Offset: 426, NextOffset: 463
     testutil.go:509: Offset: 610, NextOffset: 775
     testutil.go:509: Offset: 463, NextOffset: 594
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:509: Offset: 799, NextOffset: 928
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 775, NextOffset: 812
     testutil.go:509: Offset: 594, NextOffset: 631
     testutil.go:509: Offset: 812, NextOffset: 943
     testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1143, NextOffset: 1180
     testutil.go:509: Offset: 928, NextOffset: 965
     testutil.go:509: Offset: 1180, NextOffset: 1946
     testutil.go:509: Offset: 965, NextOffset: 1669
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 373, NextOffset: 410
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48458 96577 97105]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48093 96194 96673]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48458 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96577 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 97105 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017941STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48458,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48458,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48458,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48458,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo5 foo_empty5 foo6 foo foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4] vs [.no.prefetch.landmark foo_empty foo2 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty2 foo3 foo_empty4 foo6]
+    testutil.go:401: Directory: "" vs "": [foo3 foo5 foo_empty5 foo6 foo foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty foo2] vs [foo foo_empty foo_empty2 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo3 foo_empty3 foo6]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 264, NextOffset: 301
@@ -37790,16 +39962,11 @@
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 434, NextOffset: 471
     testutil.go:509: Offset: 582, NextOffset: 619
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 471, NextOffset: 603
     testutil.go:509: Offset: 619, NextOffset: 785
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:509: Offset: 822, NextOffset: 954
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 772, NextOffset: 809
     testutil.go:509: Offset: 954, NextOffset: 991
@@ -37816,112 +39983,129 @@
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 132, NextOffset: 264
     testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty5 foo foo_empty2 foo3 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty3] vs [foo3 foo_empty3 foo4 foo_empty4 foo_empty2 foo5 foo_empty5 foo6 foo foo_empty foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:509: Offset: 132, NextOffset: 264
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo6 foo foo_empty foo_empty2 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo2] vs [foo5 foo_empty5 foo6 foo foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty foo2 foo3]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:509: Offset: 301, NextOffset: 434
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 48093 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96194 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96673 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c2STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 434, NextOffset: 471
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48093,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48093,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48093,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48093,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 619, NextOffset: 785
     testutil.go:509: Offset: 471, NextOffset: 603
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1156, NextOffset: 1193
     testutil.go:509: Offset: 940, NextOffset: 977
     testutil.go:509: Offset: 1193, NextOffset: 1998
     testutil.go:509: Offset: 977, NextOffset: 1667
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:509: Offset: 132, NextOffset: 264
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:509: Offset: 301, NextOffset: 434
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 785, NextOffset: 822
     testutil.go:509: Offset: 603, NextOffset: 640
     testutil.go:509: Offset: 822, NextOffset: 954
     testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 954, NextOffset: 991
     testutil.go:509: Offset: 772, NextOffset: 809
     testutil.go:509: Offset: 991, NextOffset: 1156
     testutil.go:509: Offset: 809, NextOffset: 940
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48462 97564 98093]
-    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48462 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97564 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98093 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d1cSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48462,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48462,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo2 foo_empty4 foo6] vs [foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo_empty foo2 foo_empty3 foo5 foo6 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo foo_empty foo_empty2 foo3 foo6 foo2 foo_empty3 foo4] vs [foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 428, NextOffset: 465
     testutil.go:509: Offset: 577, NextOffset: 614
     testutil.go:509: Offset: 465, NextOffset: 596
     testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+    testutil.go:509: Offset: 968, NextOffset: 1678
+    testutil.go:509: Offset: 1187, NextOffset: 1965
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:509: Offset: 411, NextOffset: 577
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 596, NextOffset: 633
     testutil.go:509: Offset: 780, NextOffset: 817
     testutil.go:509: Offset: 633, NextOffset: 763
     testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 763, NextOffset: 800
     testutil.go:509: Offset: 947, NextOffset: 984
     testutil.go:509: Offset: 800, NextOffset: 931
     testutil.go:509: Offset: 984, NextOffset: 1150
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 968, NextOffset: 1678
-    testutil.go:509: Offset: 1187, NextOffset: 1965
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 94, NextOffset: 131
     testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 131, NextOffset: 260
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48462 96582 97111]
-    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 131, NextOffset: 260
     testutil.go:509: Offset: 245, NextOffset: 374
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo_empty5 foo_empty foo2 foo_empty3 foo5 foo6 .no.prefetch.landmark foo foo_empty2] vs [foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo2 foo_empty4 foo6]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty3 foo4 foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6] vs [foo_empty5 foo foo_empty foo_empty2 foo3 foo6 foo2 foo_empty3 foo4 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1150, NextOffset: 1187
     testutil.go:509: Offset: 931, NextOffset: 968
@@ -37932,284 +40116,239 @@
     testutil.go:509: Offset: 94, NextOffset: 131
     testutil.go:509: Offset: 245, NextOffset: 374
     testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 780, NextOffset: 817
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 596, NextOffset: 633
     testutil.go:509: Offset: 817, NextOffset: 947
     testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 763, NextOffset: 800
-    testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:509: Offset: 800, NextOffset: 931
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48462 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96582 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 97111 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017946STARGZ"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48092 96205 96684]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48092 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96205 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96684 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177cdSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48462,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48092,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48092,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48462,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48092,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48092,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty2 foo5] vs [foo_empty2 foo3 foo4 foo5 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo foo_empty foo3 foo_empty3 foo6 foo2 foo_empty2 foo4 foo_empty4] vs [foo3 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty foo_empty2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 266, NextOffset: 303
     testutil.go:509: Offset: 380, NextOffset: 417
     testutil.go:509: Offset: 303, NextOffset: 438
     testutil.go:509: Offset: 417, NextOffset: 583
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 475, NextOffset: 610
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 610, NextOffset: 647
     testutil.go:509: Offset: 787, NextOffset: 824
     testutil.go:509: Offset: 647, NextOffset: 782
     testutil.go:509: Offset: 824, NextOffset: 959
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 953, NextOffset: 990
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48462 97564 98093]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 990, NextOffset: 1697
-    testutil.go:509: Offset: 1201, NextOffset: 1975
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 134, NextOffset: 266
-    testutil.go:509: Offset: 248, NextOffset: 380
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 959, NextOffset: 996
     testutil.go:509: Offset: 819, NextOffset: 953
     testutil.go:509: Offset: 996, NextOffset: 1164
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo4 foo5] vs [foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty2 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:509: Offset: 620, NextOffset: 787
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1164, NextOffset: 1201
     testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1201, NextOffset: 1975
+    testutil.go:509: Offset: 1164, NextOffset: 1201
     testutil.go:509: Offset: 990, NextOffset: 1697
+    testutil.go:509: Offset: 1201, NextOffset: 1975
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo3 foo_empty5] vs [foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo3 foo_empty3 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 97, NextOffset: 134
     testutil.go:509: Offset: 248, NextOffset: 380
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 134, NextOffset: 266
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 380, NextOffset: 417
     testutil.go:509: Offset: 266, NextOffset: 303
     testutil.go:509: Offset: 417, NextOffset: 583
     testutil.go:509: Offset: 303, NextOffset: 438
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 787, NextOffset: 824
     testutil.go:509: Offset: 610, NextOffset: 647
     testutil.go:509: Offset: 824, NextOffset: 959
     testutil.go:509: Offset: 647, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 959, NextOffset: 996
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 996, NextOffset: 1164
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 48462 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97564 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98093 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d1cSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48462,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 819, NextOffset: 953
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48462,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 1201, NextOffset: 1975
+    testutil.go:509: Offset: 990, NextOffset: 1697
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48462 96582 97111]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48092 96191 96670]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":641,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":811,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":944,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":579,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":616,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1155,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1192,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo6 foo_empty foo_empty4 foo5 foo] vs [foo foo_empty foo2 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo3 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48462 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96582 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 97111 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017946STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 208, NextOffset: 245
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48092 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96191 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96670 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177bfSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48462,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48092,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48092,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48462,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48092,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48092,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":641,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":811,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":944,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":579,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":616,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1155,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1192,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo_empty5 foo6 foo foo_empty2 foo4 foo_empty4 foo5] vs [foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty foo5]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 604, NextOffset: 641
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 641, NextOffset: 774
-    testutil.go:509: Offset: 819, NextOffset: 952
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 774, NextOffset: 811
-    testutil.go:509: Offset: 952, NextOffset: 989
-    testutil.go:509: Offset: 811, NextOffset: 944
-    testutil.go:509: Offset: 989, NextOffset: 1155
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 131, NextOffset: 263
+    testutil.go:509: Offset: 245, NextOffset: 377
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 263, NextOffset: 300
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 377, NextOffset: 414
     testutil.go:509: Offset: 300, NextOffset: 434
     testutil.go:509: Offset: 414, NextOffset: 579
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 434, NextOffset: 471
     testutil.go:509: Offset: 579, NextOffset: 616
     testutil.go:509: Offset: 471, NextOffset: 604
     testutil.go:509: Offset: 616, NextOffset: 782
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 604, NextOffset: 641
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 641, NextOffset: 774
+    testutil.go:509: Offset: 819, NextOffset: 952
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 944, NextOffset: 981
     testutil.go:509: Offset: 1155, NextOffset: 1192
     testutil.go:509: Offset: 981, NextOffset: 1647
     testutil.go:509: Offset: 1192, NextOffset: 1965
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 131, NextOffset: 263
-    testutil.go:509: Offset: 245, NextOffset: 377
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 774, NextOffset: 811
+    testutil.go:509: Offset: 952, NextOffset: 989
+    testutil.go:509: Offset: 811, NextOffset: 944
+    testutil.go:509: Offset: 989, NextOffset: 1155
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo] vs [foo_empty5 foo6 foo foo_empty2 foo4 foo_empty4 foo5 foo_empty foo2 foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 377, NextOffset: 414
-    testutil.go:509: Offset: 263, NextOffset: 300
-    testutil.go:509: Offset: 414, NextOffset: 579
-    testutil.go:509: Offset: 300, NextOffset: 434
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo3 foo_empty4 foo6] vs [foo6 foo_empty foo_empty4 foo5 foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 579, NextOffset: 616
     testutil.go:509: Offset: 434, NextOffset: 471
     testutil.go:509: Offset: 616, NextOffset: 782
     testutil.go:509: Offset: 471, NextOffset: 604
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 604, NextOffset: 641
-    testutil.go:509: Offset: 819, NextOffset: 952
-    testutil.go:509: Offset: 641, NextOffset: 774
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1155, NextOffset: 1192
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 1192, NextOffset: 1965
+    testutil.go:509: Offset: 981, NextOffset: 1647
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 208, NextOffset: 245
     testutil.go:509: Offset: 94, NextOffset: 131
     testutil.go:509: Offset: 245, NextOffset: 377
     testutil.go:509: Offset: 131, NextOffset: 263
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 377, NextOffset: 414
+    testutil.go:509: Offset: 263, NextOffset: 300
+    testutil.go:509: Offset: 414, NextOffset: 579
+    testutil.go:509: Offset: 300, NextOffset: 434
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 604, NextOffset: 641
+    testutil.go:509: Offset: 819, NextOffset: 952
+    testutil.go:509: Offset: 641, NextOffset: 774
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 952, NextOffset: 989
     testutil.go:509: Offset: 774, NextOffset: 811
     testutil.go:509: Offset: 989, NextOffset: 1155
     testutil.go:509: Offset: 811, NextOffset: 944
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1155, NextOffset: 1192
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 1192, NextOffset: 1965
-    testutil.go:509: Offset: 981, NextOffset: 1647
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":96,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":265,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":302,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":437,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":608,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":645,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":814,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":948,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":956,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":993,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1160,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1197,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo_empty] vs [foo foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty2 foo5 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 608, NextOffset: 645
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 645, NextOffset: 777
-    testutil.go:509: Offset: 824, NextOffset: 956
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo_empty3 foo4 foo5 foo_empty5 foo2 foo_empty2 foo_empty4 foo6] vs [foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo foo3 foo_empty5]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 777, NextOffset: 814
     testutil.go:509: Offset: 956, NextOffset: 993
     testutil.go:509: Offset: 814, NextOffset: 948
     testutil.go:509: Offset: 993, NextOffset: 1160
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 265, NextOffset: 302
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 302, NextOffset: 437
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 415, NextOffset: 583
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 948, NextOffset: 985
     testutil.go:509: Offset: 1160, NextOffset: 1197
@@ -38220,146 +40359,86 @@
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 133, NextOffset: 265
     testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 265, NextOffset: 302
-    testutil.go:509: Offset: 378, NextOffset: 415
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48462 97564 98093]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 302, NextOffset: 437
-    testutil.go:509: Offset: 415, NextOffset: 583
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 437, NextOffset: 474
     testutil.go:509: Offset: 583, NextOffset: 620
     testutil.go:509: Offset: 474, NextOffset: 608
     testutil.go:509: Offset: 620, NextOffset: 787
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 608, NextOffset: 645
+    testutil.go:509: Offset: 787, NextOffset: 824
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48098 96216 96695]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 645, NextOffset: 777
+    testutil.go:509: Offset: 824, NextOffset: 956
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48462 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97564 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98093 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d1cSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48462,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty2 foo5 foo6 foo foo_empty] vs [foo_empty foo4 foo_empty4 foo5 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo_empty5]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48462,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo foo3 foo_empty5 foo6] vs [foo_empty5 foo2 foo_empty2 foo_empty4 foo6 foo foo_empty foo3 foo_empty3 foo4 foo5]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 265, NextOffset: 302
+    testutil.go:509: Offset: 415, NextOffset: 583
+    testutil.go:509: Offset: 302, NextOffset: 437
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 608, NextOffset: 645
+    testutil.go:509: Offset: 824, NextOffset: 956
+    testutil.go:509: Offset: 645, NextOffset: 777
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 956, NextOffset: 993
     testutil.go:509: Offset: 777, NextOffset: 814
     testutil.go:509: Offset: 993, NextOffset: 1160
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 814, NextOffset: 948
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1160, NextOffset: 1197
-    testutil.go:509: Offset: 948, NextOffset: 985
-    testutil.go:509: Offset: 1197, NextOffset: 1992
-    testutil.go:509: Offset: 985, NextOffset: 1669
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 96, NextOffset: 133
     testutil.go:509: Offset: 246, NextOffset: 378
     testutil.go:509: Offset: 133, NextOffset: 265
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 265, NextOffset: 302
-    testutil.go:509: Offset: 415, NextOffset: 583
-    testutil.go:509: Offset: 302, NextOffset: 437
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 583, NextOffset: 620
     testutil.go:509: Offset: 437, NextOffset: 474
     testutil.go:509: Offset: 620, NextOffset: 787
     testutil.go:509: Offset: 474, NextOffset: 608
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 608, NextOffset: 645
-    testutil.go:509: Offset: 824, NextOffset: 956
-    testutil.go:509: Offset: 645, NextOffset: 777
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1160, NextOffset: 1197
+    testutil.go:509: Offset: 948, NextOffset: 985
+    testutil.go:509: Offset: 1197, NextOffset: 1992
+    testutil.go:509: Offset: 985, NextOffset: 1669
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48462 96582 97111]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48462 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96582 in stargz, uncompressed length 3584
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":431,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":468,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":600,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":637,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":768,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":805,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":936,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":973,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":581,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":618,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":784,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1154,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1191,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty3 foo_empty2 foo3] vs [.no.prefetch.landmark foo foo3 foo_empty3 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo4 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 431, NextOffset: 468
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 97111 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017946STARGZ"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 581, NextOffset: 618
-    testutil.go:509: Offset: 468, NextOffset: 600
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 48098 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96216 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96695 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d8STARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 618, NextOffset: 784
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 600, NextOffset: 637
-    testutil.go:509: Offset: 784, NextOffset: 821
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 637, NextOffset: 768
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48462,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48098,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48098,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48462,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48098,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48098,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 821, NextOffset: 952
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 768, NextOffset: 805
-    testutil.go:509: Offset: 952, NextOffset: 989
-    testutil.go:509: Offset: 805, NextOffset: 936
-    testutil.go:509: Offset: 989, NextOffset: 1154
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":431,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":468,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":600,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":637,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":768,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":805,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":936,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":973,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":581,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":618,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":784,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1154,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1191,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty foo3 foo5 foo6] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo2 foo5 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 936, NextOffset: 973
     testutil.go:509: Offset: 1154, NextOffset: 1191
@@ -38370,33 +40449,57 @@
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 132, NextOffset: 263
     testutil.go:509: Offset: 246, NextOffset: 377
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 263, NextOffset: 300
     testutil.go:509: Offset: 377, NextOffset: 414
     testutil.go:509: Offset: 300, NextOffset: 431
     testutil.go:509: Offset: 414, NextOffset: 581
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo4 foo_empty4 .no.prefetch.landmark foo foo3 foo_empty3] vs [foo_empty5 foo6 foo foo_empty foo2 foo_empty3 foo_empty2 foo3 foo4 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 784, NextOffset: 821
     testutil.go:509: Offset: 600, NextOffset: 637
-    testutil.go:509: Offset: 821, NextOffset: 952
+    testutil.go:509: Offset: 784, NextOffset: 821
     testutil.go:509: Offset: 637, NextOffset: 768
+    testutil.go:509: Offset: 821, NextOffset: 952
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 431, NextOffset: 468
+    testutil.go:509: Offset: 581, NextOffset: 618
+    testutil.go:509: Offset: 468, NextOffset: 600
+    testutil.go:509: Offset: 618, NextOffset: 784
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 768, NextOffset: 805
+    testutil.go:509: Offset: 952, NextOffset: 989
+    testutil.go:509: Offset: 805, NextOffset: 936
+    testutil.go:509: Offset: 989, NextOffset: 1154
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo2 foo5] vs [foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty foo3 foo5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 95, NextOffset: 132
     testutil.go:509: Offset: 246, NextOffset: 377
     testutil.go:509: Offset: 132, NextOffset: 263
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 581, NextOffset: 618
     testutil.go:509: Offset: 431, NextOffset: 468
     testutil.go:509: Offset: 618, NextOffset: 784
     testutil.go:509: Offset: 468, NextOffset: 600
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 784, NextOffset: 821
+    testutil.go:509: Offset: 600, NextOffset: 637
+    testutil.go:509: Offset: 821, NextOffset: 952
+    testutil.go:509: Offset: 637, NextOffset: 768
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 377, NextOffset: 414
+    testutil.go:509: Offset: 263, NextOffset: 300
+    testutil.go:509: Offset: 414, NextOffset: 581
+    testutil.go:509: Offset: 300, NextOffset: 431
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 952, NextOffset: 989
     testutil.go:509: Offset: 768, NextOffset: 805
@@ -38408,23 +40511,53 @@
     testutil.go:509: Offset: 936, NextOffset: 973
     testutil.go:509: Offset: 1191, NextOffset: 1985
     testutil.go:509: Offset: 973, NextOffset: 1682
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 377, NextOffset: 414
-    testutil.go:509: Offset: 263, NextOffset: 300
-    testutil.go:509: Offset: 414, NextOffset: 581
-    testutil.go:509: Offset: 300, NextOffset: 431
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48098 96202 96681]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48098 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96202 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96681 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177caSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48098,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48098,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48098,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48098,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":270,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":444,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":481,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":618,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":655,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":792,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":966,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1003,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":384,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":421,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":592,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":629,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":973,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1010,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo4 foo6 foo foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo3 foo_empty3 foo5 foo_empty foo_empty2 foo4 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty2 foo_empty3] vs [foo5 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty4 foo6 foo foo_empty2 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 792, NextOffset: 829
+    testutil.go:509: Offset: 973, NextOffset: 1010
+    testutil.go:509: Offset: 829, NextOffset: 966
+    testutil.go:509: Offset: 1010, NextOffset: 1178
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 966, NextOffset: 1003
+    testutil.go:509: Offset: 1178, NextOffset: 1215
+    testutil.go:509: Offset: 1003, NextOffset: 1707
+    testutil.go:509: Offset: 1215, NextOffset: 2006
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 134, NextOffset: 270
+    testutil.go:509: Offset: 248, NextOffset: 384
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 270, NextOffset: 307
@@ -38441,35 +40574,28 @@
     testutil.go:509: Offset: 799, NextOffset: 836
     testutil.go:509: Offset: 655, NextOffset: 792
     testutil.go:509: Offset: 836, NextOffset: 973
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 966, NextOffset: 1003
-    testutil.go:509: Offset: 1178, NextOffset: 1215
-    testutil.go:509: Offset: 1003, NextOffset: 1707
-    testutil.go:509: Offset: 1215, NextOffset: 2006
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty4 foo6 foo foo_empty2] vs [foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty2 foo_empty3 foo_empty foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
     testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 134, NextOffset: 270
+    testutil.go:509: Offset: 97, NextOffset: 134
     testutil.go:509: Offset: 248, NextOffset: 384
+    testutil.go:509: Offset: 134, NextOffset: 270
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 799, NextOffset: 836
+    testutil.go:509: Offset: 618, NextOffset: 655
+    testutil.go:509: Offset: 836, NextOffset: 973
+    testutil.go:509: Offset: 655, NextOffset: 792
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 792, NextOffset: 829
     testutil.go:509: Offset: 973, NextOffset: 1010
-    testutil.go:509: Offset: 829, NextOffset: 966
+    testutil.go:509: Offset: 792, NextOffset: 829
     testutil.go:509: Offset: 1010, NextOffset: 1178
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo3 foo_empty3 foo5 foo_empty] vs [foo5 foo_empty5 foo_empty foo2 foo3 foo4 foo6 foo foo_empty2 foo_empty3 foo_empty4]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 211, NextOffset: 248
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 248, NextOffset: 384
-    testutil.go:509: Offset: 134, NextOffset: 270
+    testutil.go:509: Offset: 829, NextOffset: 966
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 384, NextOffset: 421
     testutil.go:509: Offset: 270, NextOffset: 307
@@ -38480,68 +40606,51 @@
     testutil.go:509: Offset: 444, NextOffset: 481
     testutil.go:509: Offset: 629, NextOffset: 799
     testutil.go:509: Offset: 481, NextOffset: 618
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 973, NextOffset: 1010
-    testutil.go:509: Offset: 792, NextOffset: 829
-    testutil.go:509: Offset: 1010, NextOffset: 1178
-    testutil.go:509: Offset: 829, NextOffset: 966
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 799, NextOffset: 836
-    testutil.go:509: Offset: 618, NextOffset: 655
-    testutil.go:509: Offset: 836, NextOffset: 973
-    testutil.go:509: Offset: 655, NextOffset: 792
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1178, NextOffset: 1215
     testutil.go:509: Offset: 966, NextOffset: 1003
     testutil.go:509: Offset: 1215, NextOffset: 2006
     testutil.go:509: Offset: 1003, NextOffset: 1707
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48101 96226 96704]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48098 96216 96695]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48101 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96226 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96704 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e2STARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 48098 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96216 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96695 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d8STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48101,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48098,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48098,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48101,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48098,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48098,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":485,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":965,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":998,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo4 foo5 foo_empty5 foo6 foo2 foo_empty2 foo_empty3 foo_empty4] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo6 foo_empty foo4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 253, NextOffset: 362
-    testutil.go:509: Offset: 349, NextOffset: 485
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty3 foo5 foo foo_empty2 foo3 foo4] vs [foo foo_empty foo2 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty2 foo3 foo_empty4 foo_empty5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 79, NextOffset: 112
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 112, NextOffset: 220
     testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 362, NextOffset: 395
     testutil.go:509: Offset: 485, NextOffset: 518
@@ -38552,83 +40661,90 @@
     testutil.go:509: Offset: 654, NextOffset: 687
     testutil.go:509: Offset: 537, NextOffset: 646
     testutil.go:509: Offset: 687, NextOffset: 796
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 796, NextOffset: 829
-    testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 788, NextOffset: 821
     testutil.go:509: Offset: 965, NextOffset: 998
     testutil.go:509: Offset: 821, NextOffset: 1422
     testutil.go:509: Offset: 998, NextOffset: 1666
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo6] vs [foo_empty foo3 foo4 foo5 foo_empty5 foo6 foo2 foo_empty2 foo_empty3 foo_empty4 foo]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 253, NextOffset: 362
+    testutil.go:509: Offset: 349, NextOffset: 485
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 796, NextOffset: 829
     testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:509: Offset: 796, NextOffset: 829
     testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty2 foo3 foo_empty4 foo_empty5] vs [foo_empty foo2 foo_empty3 foo5 foo foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 79, NextOffset: 112
     testutil.go:509: Offset: 208, NextOffset: 316
     testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 485
     testutil.go:509: Offset: 253, NextOffset: 362
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 654, NextOffset: 687
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 687, NextOffset: 796
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 796, NextOffset: 829
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 998, NextOffset: 1666
+    testutil.go:509: Offset: 821, NextOffset: 1422
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 485, NextOffset: 518
     testutil.go:509: Offset: 362, NextOffset: 395
     testutil.go:509: Offset: 518, NextOffset: 654
     testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 965, NextOffset: 998
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 998, NextOffset: 1666
-    testutil.go:509: Offset: 821, NextOffset: 1422
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 654, NextOffset: 687
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 687, NextOffset: 796
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48098 96202 96681]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48098 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96202 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96681 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177caSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48098,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48098,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48098,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48098,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo4] vs [foo foo_empty foo2 foo3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty2 foo_empty3 foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 227, NextOffset: 260
-    testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty2] vs [foo3 foo5 foo6 foo foo2 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2]
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 803, NextOffset: 836
@@ -38640,98 +40756,112 @@
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 117, NextOffset: 227
     testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 662, NextOffset: 695
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 548, NextOffset: 659
     testutil.go:509: Offset: 695, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 227, NextOffset: 260
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 371, NextOffset: 404
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 404, NextOffset: 515
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 692, NextOffset: 803
+    testutil.go:509: Offset: 839, NextOffset: 976
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty foo2 foo3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty2 foo_empty3 foo_empty4] vs [foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo4 foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo5 foo6] vs [foo2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty2 foo4 foo_empty4 foo_empty]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:509: Offset: 692, NextOffset: 803
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 976, NextOffset: 1009
     testutil.go:509: Offset: 803, NextOffset: 836
     testutil.go:509: Offset: 1009, NextOffset: 1676
     testutil.go:509: Offset: 836, NextOffset: 1434
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 212, NextOffset: 322
     testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 322, NextOffset: 355
     testutil.go:509: Offset: 227, NextOffset: 260
     testutil.go:509: Offset: 355, NextOffset: 492
     testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 662, NextOffset: 695
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 695, NextOffset: 806
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 548, NextOffset: 659
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:509: Offset: 692, NextOffset: 803
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 371, NextOffset: 404
+    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:509: Offset: 404, NextOffset: 515
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48101 96212 96690]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48097 96214 96693]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48101 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96212 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96690 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d4STARGZ"
+    testutil.go:2349:   [1] at 48097 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96214 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96693 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d6STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48101,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48097,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48097,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48101,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48097,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48097,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo4 foo5 foo6 foo_empty2 foo_empty3 foo_empty4 foo_empty5] vs [foo2 foo3 foo4 foo_empty5 foo6 foo foo_empty2 foo_empty3 foo_empty4 foo5 .no.prefetch.landmark foo_empty]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 113, NextOffset: 222
-    testutil.go:509: Offset: 209, NextOffset: 318
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 255
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 255, NextOffset: 365
-    testutil.go:509: Offset: 351, NextOffset: 487
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty5 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty foo2] vs [foo foo_empty foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 365, NextOffset: 398
     testutil.go:509: Offset: 487, NextOffset: 520
     testutil.go:509: Offset: 398, NextOffset: 508
     testutil.go:509: Offset: 520, NextOffset: 656
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 508, NextOffset: 541
-    testutil.go:509: Offset: 656, NextOffset: 689
-    testutil.go:509: Offset: 541, NextOffset: 651
-    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 651, NextOffset: 684
     testutil.go:509: Offset: 799, NextOffset: 832
@@ -38739,68 +40869,116 @@
     testutil.go:509: Offset: 832, NextOffset: 968
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 794, NextOffset: 827
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 968, NextOffset: 1001
     testutil.go:509: Offset: 827, NextOffset: 1424
     testutil.go:509: Offset: 1001, NextOffset: 1674
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo3 foo4 foo_empty5 foo6 foo foo_empty2 foo_empty3 foo_empty4 foo5] vs [foo2 foo3 foo4 foo5 foo6 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo foo_empty]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 113, NextOffset: 222
+    testutil.go:509: Offset: 209, NextOffset: 318
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 222, NextOffset: 255
-    testutil.go:509: Offset: 351, NextOffset: 487
+    testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 255, NextOffset: 365
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 487, NextOffset: 520
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 365, NextOffset: 398
-    testutil.go:509: Offset: 520, NextOffset: 656
-    testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:509: Offset: 351, NextOffset: 487
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 656, NextOffset: 689
     testutil.go:509: Offset: 508, NextOffset: 541
-    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:509: Offset: 656, NextOffset: 689
     testutil.go:509: Offset: 541, NextOffset: 651
+    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty4 foo foo_empty foo3 foo_empty3 foo4 foo5 foo_empty5] vs [foo_empty foo2 foo4 foo_empty5 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6 foo]
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 968, NextOffset: 1001
     testutil.go:509: Offset: 794, NextOffset: 827
     testutil.go:509: Offset: 1001, NextOffset: 1674
     testutil.go:509: Offset: 827, NextOffset: 1424
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 222, NextOffset: 255
+    testutil.go:509: Offset: 351, NextOffset: 487
+    testutil.go:509: Offset: 255, NextOffset: 365
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 176, NextOffset: 209
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 209, NextOffset: 318
     testutil.go:509: Offset: 113, NextOffset: 222
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 365, NextOffset: 398
+    testutil.go:509: Offset: 520, NextOffset: 656
+    testutil.go:509: Offset: 398, NextOffset: 508
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 656, NextOffset: 689
+    testutil.go:509: Offset: 508, NextOffset: 541
+    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:509: Offset: 541, NextOffset: 651
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 799, NextOffset: 832
     testutil.go:509: Offset: 651, NextOffset: 684
     testutil.go:509: Offset: 832, NextOffset: 968
     testutil.go:509: Offset: 684, NextOffset: 794
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48097 96200 96679]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48097 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96200 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96679 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c8STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48097,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48097,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48097,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48097,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":407,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":519,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":552,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":664,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":809,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":842,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":180,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":324,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":666,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":699,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":811,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":844,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":982,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1015,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo2 foo_empty5 foo6] vs [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo foo5 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo2 foo3 foo_empty3 foo4 foo_empty foo_empty2 foo_empty4 foo5] vs [.no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo2 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 664, NextOffset: 697
+    testutil.go:509: Offset: 811, NextOffset: 844
+    testutil.go:509: Offset: 697, NextOffset: 809
+    testutil.go:509: Offset: 844, NextOffset: 982
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 809, NextOffset: 842
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 842, NextOffset: 1440
+    testutil.go:509: Offset: 1015, NextOffset: 1683
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 180, NextOffset: 213
     testutil.go:509: Offset: 118, NextOffset: 229
     testutil.go:509: Offset: 213, NextOffset: 324
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 262, NextOffset: 374
+    testutil.go:509: Offset: 357, NextOffset: 495
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 374, NextOffset: 407
     testutil.go:509: Offset: 495, NextOffset: 528
@@ -38812,150 +40990,129 @@
     testutil.go:509: Offset: 666, NextOffset: 699
     testutil.go:509: Offset: 552, NextOffset: 664
     testutil.go:509: Offset: 699, NextOffset: 811
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 664, NextOffset: 697
-    testutil.go:509: Offset: 811, NextOffset: 844
-    testutil.go:509: Offset: 697, NextOffset: 809
-    testutil.go:509: Offset: 844, NextOffset: 982
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:509: Offset: 357, NextOffset: 495
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 809, NextOffset: 842
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 842, NextOffset: 1440
-    testutil.go:509: Offset: 1015, NextOffset: 1683
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo foo5 foo_empty5 foo6 foo_empty] vs [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo2 foo_empty5 foo6 foo]
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo2 foo6 .no.prefetch.landmark foo_empty2] vs [foo_empty2 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty3 foo4 foo_empty]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 495, NextOffset: 528
+    testutil.go:509: Offset: 374, NextOffset: 407
+    testutil.go:509: Offset: 528, NextOffset: 666
+    testutil.go:509: Offset: 407, NextOffset: 519
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 666, NextOffset: 699
     testutil.go:509: Offset: 519, NextOffset: 552
     testutil.go:509: Offset: 699, NextOffset: 811
     testutil.go:509: Offset: 552, NextOffset: 664
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 213, NextOffset: 324
-    testutil.go:509: Offset: 118, NextOffset: 229
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 811, NextOffset: 844
     testutil.go:509: Offset: 664, NextOffset: 697
     testutil.go:509: Offset: 844, NextOffset: 982
     testutil.go:509: Offset: 697, NextOffset: 809
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 809, NextOffset: 842
-    testutil.go:509: Offset: 1015, NextOffset: 1683
-    testutil.go:509: Offset: 842, NextOffset: 1440
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 213, NextOffset: 324
+    testutil.go:509: Offset: 118, NextOffset: 229
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 324, NextOffset: 357
     testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 357, NextOffset: 495
     testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 495, NextOffset: 528
-    testutil.go:509: Offset: 374, NextOffset: 407
-    testutil.go:509: Offset: 528, NextOffset: 666
-    testutil.go:509: Offset: 407, NextOffset: 519
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 809, NextOffset: 842
+    testutil.go:509: Offset: 1015, NextOffset: 1683
+    testutil.go:509: Offset: 842, NextOffset: 1440
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48101 96226 96704]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48101 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96226 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96704 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e2STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48101,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48101,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":485,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":965,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":998,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2] vs [foo4 foo5 foo foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo3]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo4 foo5 foo foo3 foo_empty3 foo_empty4 foo_empty5 foo6] vs [foo6 .no.prefetch.landmark foo_empty3 foo4 foo5 foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 796, NextOffset: 829
-    testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:509: Offset: 829, NextOffset: 965
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 788, NextOffset: 821
     testutil.go:509: Offset: 965, NextOffset: 998
     testutil.go:509: Offset: 821, NextOffset: 1422
     testutil.go:509: Offset: 998, NextOffset: 1666
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48096 96213 96693]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 362
     testutil.go:509: Offset: 349, NextOffset: 485
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 485, NextOffset: 518
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 504, NextOffset: 537
     testutil.go:509: Offset: 654, NextOffset: 687
     testutil.go:509: Offset: 537, NextOffset: 646
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 687, NextOffset: 796
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 796, NextOffset: 829
+    testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:509: Offset: 829, NextOffset: 965
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 79, NextOffset: 112
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 112, NextOffset: 220
     testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo3 foo4 foo5 foo foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6] vs [foo_empty foo2 foo3 foo4 foo foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 175, NextOffset: 208
-    testutil.go:509: Offset: 79, NextOffset: 112
-    testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty3 foo4 foo5] vs [foo6 foo_empty foo2 foo_empty2 foo4 foo5 foo foo3 foo_empty3 foo_empty4 foo_empty5]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 48096 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96213 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96693 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d5STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48096,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48096,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48096,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48096,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 965, NextOffset: 998
     testutil.go:509: Offset: 788, NextOffset: 821
     testutil.go:509: Offset: 998, NextOffset: 1666
     testutil.go:509: Offset: 821, NextOffset: 1422
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 349, NextOffset: 485
-    testutil.go:509: Offset: 253, NextOffset: 362
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 485, NextOffset: 518
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 518, NextOffset: 654
-    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 654, NextOffset: 687
     testutil.go:509: Offset: 504, NextOffset: 537
@@ -38966,117 +41123,143 @@
     testutil.go:509: Offset: 646, NextOffset: 679
     testutil.go:509: Offset: 829, NextOffset: 965
     testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 175, NextOffset: 208
+    testutil.go:509: Offset: 79, NextOffset: 112
+    testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 349, NextOffset: 485
+    testutil.go:509: Offset: 253, NextOffset: 362
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty foo2 foo5] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo4 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 227, NextOffset: 260
-    testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 836, NextOffset: 1434
-    testutil.go:509: Offset: 1009, NextOffset: 1676
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty5 foo foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty foo2] vs [foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo_empty5 foo foo_empty2 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 117, NextOffset: 227
     testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 371, NextOffset: 404
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 404, NextOffset: 515
     testutil.go:509: Offset: 525, NextOffset: 662
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48096 96199 96679]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 662, NextOffset: 695
     testutil.go:509: Offset: 548, NextOffset: 659
     testutil.go:509: Offset: 695, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 692, NextOffset: 803
+    testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 803, NextOffset: 836
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 836, NextOffset: 1434
+    testutil.go:509: Offset: 1009, NextOffset: 1676
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 227, NextOffset: 260
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark] vs [foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty foo2 foo5 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo_empty5] vs [foo foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo_empty5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 322, NextOffset: 355
     testutil.go:509: Offset: 227, NextOffset: 260
     testutil.go:509: Offset: 355, NextOffset: 492
     testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 371, NextOffset: 404
     testutil.go:509: Offset: 525, NextOffset: 662
     testutil.go:509: Offset: 404, NextOffset: 515
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 48096 in stargz, uncompressed length 67584
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 96199 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96679 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c7STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48096,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 84, NextOffset: 117
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48096,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 212, NextOffset: 322
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48096,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48096,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 662, NextOffset: 695
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 695, NextOffset: 806
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 839, NextOffset: 976
     testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 976, NextOffset: 1009
     testutil.go:509: Offset: 803, NextOffset: 836
     testutil.go:509: Offset: 1009, NextOffset: 1676
     testutil.go:509: Offset: 836, NextOffset: 1434
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:509: Offset: 117, NextOffset: 227
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48101 96212 96690]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 48101 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96212 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96690 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d4STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48101,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48101,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty5 foo3 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2 foo_empty3] vs [foo2 foo_empty2 foo3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty3 foo_empty4 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo foo_empty foo3 foo_empty5 foo2 foo_empty2 foo_empty3 foo4 foo_empty4] vs [.no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo_empty4 foo foo2 foo3 foo4 foo5 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 651, NextOffset: 684
@@ -39094,6 +41277,12 @@
     testutil.go:509: Offset: 113, NextOffset: 222
     testutil.go:509: Offset: 209, NextOffset: 318
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 365, NextOffset: 398
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:509: Offset: 520, NextOffset: 656
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 222, NextOffset: 255
     testutil.go:509: Offset: 318, NextOffset: 351
@@ -39106,38 +41295,22 @@
     testutil.go:509: Offset: 656, NextOffset: 689
     testutil.go:509: Offset: 541, NextOffset: 651
     testutil.go:509: Offset: 689, NextOffset: 799
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 365, NextOffset: 398
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 398, NextOffset: 508
-    testutil.go:509: Offset: 520, NextOffset: 656
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty3 foo_empty4 foo5 foo6 foo2 foo_empty2 foo3 foo4 foo_empty5] vs [foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty5 foo3 foo_empty4 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo foo2 foo3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3] vs [foo_empty5 foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo3]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 176, NextOffset: 209
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 209, NextOffset: 318
     testutil.go:509: Offset: 113, NextOffset: 222
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 799, NextOffset: 832
-    testutil.go:509: Offset: 651, NextOffset: 684
-    testutil.go:509: Offset: 832, NextOffset: 968
-    testutil.go:509: Offset: 684, NextOffset: 794
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 794, NextOffset: 827
-    testutil.go:509: Offset: 1001, NextOffset: 1674
-    testutil.go:509: Offset: 827, NextOffset: 1424
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 222, NextOffset: 255
     testutil.go:509: Offset: 351, NextOffset: 487
     testutil.go:509: Offset: 255, NextOffset: 365
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 487, NextOffset: 520
     testutil.go:509: Offset: 365, NextOffset: 398
@@ -39148,133 +41321,130 @@
     testutil.go:509: Offset: 508, NextOffset: 541
     testutil.go:509: Offset: 689, NextOffset: 799
     testutil.go:509: Offset: 541, NextOffset: 651
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 799, NextOffset: 832
+    testutil.go:509: Offset: 651, NextOffset: 684
+    testutil.go:509: Offset: 832, NextOffset: 968
+    testutil.go:509: Offset: 684, NextOffset: 794
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 968, NextOffset: 1001
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 1001, NextOffset: 1674
+    testutil.go:509: Offset: 827, NextOffset: 1424
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48096 96213 96693]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48096 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96213 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96693 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d5STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48096,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48096,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48096,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48096,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":407,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":519,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":552,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":664,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":809,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":842,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":180,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":324,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":666,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":699,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":811,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":844,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":982,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1015,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo_empty5 foo6 foo_empty foo3 foo4 foo_empty4 foo5 foo foo2] vs [foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo3 foo4 foo5 foo6 .no.prefetch.landmark foo foo_empty]
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty4 foo_empty5 foo] vs [foo foo_empty2 foo3 foo_empty3 foo4 foo_empty foo2 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 262, NextOffset: 374
+    testutil.go:509: Offset: 357, NextOffset: 495
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 374, NextOffset: 407
     testutil.go:509: Offset: 495, NextOffset: 528
     testutil.go:509: Offset: 407, NextOffset: 519
     testutil.go:509: Offset: 528, NextOffset: 666
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 118, NextOffset: 229
+    testutil.go:509: Offset: 213, NextOffset: 324
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 519, NextOffset: 552
     testutil.go:509: Offset: 666, NextOffset: 699
     testutil.go:509: Offset: 552, NextOffset: 664
     testutil.go:509: Offset: 699, NextOffset: 811
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 664, NextOffset: 697
     testutil.go:509: Offset: 811, NextOffset: 844
     testutil.go:509: Offset: 697, NextOffset: 809
     testutil.go:509: Offset: 844, NextOffset: 982
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 118, NextOffset: 229
-    testutil.go:509: Offset: 213, NextOffset: 324
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:509: Offset: 357, NextOffset: 495
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 809, NextOffset: 842
     testutil.go:509: Offset: 982, NextOffset: 1015
     testutil.go:509: Offset: 842, NextOffset: 1440
     testutil.go:509: Offset: 1015, NextOffset: 1683
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo3 foo4 foo5 foo6] vs [foo foo2 foo_empty2 foo_empty3 foo_empty5 foo6 foo_empty foo3 foo4 foo_empty4 foo5]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo_empty foo2 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo] vs [foo3 foo_empty4 foo_empty5 foo foo_empty3 foo4 foo5 foo6 foo_empty foo2 foo_empty2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 180, NextOffset: 213
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 213, NextOffset: 324
     testutil.go:509: Offset: 118, NextOffset: 229
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 357, NextOffset: 495
-    testutil.go:509: Offset: 262, NextOffset: 374
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 495, NextOffset: 528
     testutil.go:509: Offset: 374, NextOffset: 407
     testutil.go:509: Offset: 528, NextOffset: 666
     testutil.go:509: Offset: 407, NextOffset: 519
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 666, NextOffset: 699
     testutil.go:509: Offset: 519, NextOffset: 552
     testutil.go:509: Offset: 699, NextOffset: 811
     testutil.go:509: Offset: 552, NextOffset: 664
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 357, NextOffset: 495
+    testutil.go:509: Offset: 262, NextOffset: 374
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 811, NextOffset: 844
     testutil.go:509: Offset: 664, NextOffset: 697
     testutil.go:509: Offset: 844, NextOffset: 982
     testutil.go:509: Offset: 697, NextOffset: 809
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 982, NextOffset: 1015
     testutil.go:509: Offset: 809, NextOffset: 842
     testutil.go:509: Offset: 1015, NextOffset: 1683
     testutil.go:509: Offset: 842, NextOffset: 1440
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48101 96224 96702]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48101 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96224 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96702 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e0STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48101,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48101,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":111,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":218,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":251,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":359,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":674,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":815,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":174,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":314,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":347,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":482,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":650,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":683,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":791,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":992,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo4 foo_empty5 foo6] vs [foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty4 foo5 foo6 foo2 foo3 foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 782, NextOffset: 815
-    testutil.go:509: Offset: 959, NextOffset: 992
-    testutil.go:509: Offset: 815, NextOffset: 1410
-    testutil.go:509: Offset: 992, NextOffset: 1658
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo foo_empty2 foo3 foo_empty3 foo4 foo5 foo6 foo_empty foo2] vs [foo2 foo_empty2 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo foo3 foo4 foo5 foo_empty5 foo_empty]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 78, NextOffset: 111
     testutil.go:509: Offset: 174, NextOffset: 207
     testutil.go:509: Offset: 111, NextOffset: 218
     testutil.go:509: Offset: 207, NextOffset: 314
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 314, NextOffset: 347
-    testutil.go:509: Offset: 251, NextOffset: 359
-    testutil.go:509: Offset: 347, NextOffset: 482
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 359, NextOffset: 392
@@ -39282,69 +41452,113 @@
     testutil.go:509: Offset: 392, NextOffset: 500
     testutil.go:509: Offset: 515, NextOffset: 650
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 641, NextOffset: 674
-    testutil.go:509: Offset: 791, NextOffset: 824
-    testutil.go:509: Offset: 674, NextOffset: 782
-    testutil.go:509: Offset: 824, NextOffset: 959
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 650, NextOffset: 683
     testutil.go:509: Offset: 533, NextOffset: 641
     testutil.go:509: Offset: 683, NextOffset: 791
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 641, NextOffset: 674
+    testutil.go:509: Offset: 791, NextOffset: 824
+    testutil.go:509: Offset: 674, NextOffset: 782
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 782, NextOffset: 815
+    testutil.go:509: Offset: 959, NextOffset: 992
+    testutil.go:509: Offset: 815, NextOffset: 1410
+    testutil.go:509: Offset: 992, NextOffset: 1658
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 314, NextOffset: 347
+    testutil.go:509: Offset: 251, NextOffset: 359
+    testutil.go:509: Offset: 347, NextOffset: 482
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty4 foo5 foo6] vs [foo4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo3 foo4 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo6] vs [foo foo_empty2 foo3 foo_empty3 foo4 foo5 foo6 foo_empty foo2 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 314, NextOffset: 347
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 347, NextOffset: 482
+    testutil.go:509: Offset: 251, NextOffset: 359
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 959, NextOffset: 992
+    testutil.go:509: Offset: 782, NextOffset: 815
+    testutil.go:509: Offset: 992, NextOffset: 1658
+    testutil.go:509: Offset: 815, NextOffset: 1410
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 174, NextOffset: 207
+    testutil.go:509: Offset: 78, NextOffset: 111
+    testutil.go:509: Offset: 207, NextOffset: 314
+    testutil.go:509: Offset: 111, NextOffset: 218
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 482, NextOffset: 515
     testutil.go:509: Offset: 359, NextOffset: 392
     testutil.go:509: Offset: 515, NextOffset: 650
     testutil.go:509: Offset: 392, NextOffset: 500
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 650, NextOffset: 683
     testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 683, NextOffset: 791
     testutil.go:509: Offset: 533, NextOffset: 641
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 174, NextOffset: 207
-    testutil.go:509: Offset: 78, NextOffset: 111
-    testutil.go:509: Offset: 207, NextOffset: 314
-    testutil.go:509: Offset: 111, NextOffset: 218
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 791, NextOffset: 824
     testutil.go:509: Offset: 641, NextOffset: 674
     testutil.go:509: Offset: 824, NextOffset: 959
     testutil.go:509: Offset: 674, NextOffset: 782
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 959, NextOffset: 992
-    testutil.go:509: Offset: 782, NextOffset: 815
-    testutil.go:509: Offset: 992, NextOffset: 1658
-    testutil.go:509: Offset: 815, NextOffset: 1410
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 314, NextOffset: 347
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 347, NextOffset: 482
-    testutil.go:509: Offset: 251, NextOffset: 359
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48096 96199 96679]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48096 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96199 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96679 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c7STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48096,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48096,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48096,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48096,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":83,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":368,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":401,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":511,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":544,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":797,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":830,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":320,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":489,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":522,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":691,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":801,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":834,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":970,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1003,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo6 foo_empty2 foo_empty4 foo_empty5] vs [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo2 foo6]
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo5 foo_empty5 foo foo_empty2 foo_empty3 foo4 foo_empty4 foo6 foo_empty] vs [foo3 foo_empty3 foo5 foo_empty5 foo foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 178, NextOffset: 211
     testutil.go:509: Offset: 116, NextOffset: 225
     testutil.go:509: Offset: 211, NextOffset: 320
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 511, NextOffset: 544
+    testutil.go:509: Offset: 658, NextOffset: 691
+    testutil.go:509: Offset: 544, NextOffset: 654
+    testutil.go:509: Offset: 691, NextOffset: 801
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 797, NextOffset: 830
+    testutil.go:509: Offset: 970, NextOffset: 1003
+    testutil.go:509: Offset: 830, NextOffset: 1426
+    testutil.go:509: Offset: 1003, NextOffset: 1676
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 225, NextOffset: 258
@@ -39356,32 +41570,20 @@
     testutil.go:509: Offset: 489, NextOffset: 522
     testutil.go:509: Offset: 401, NextOffset: 511
     testutil.go:509: Offset: 522, NextOffset: 658
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 511, NextOffset: 544
-    testutil.go:509: Offset: 658, NextOffset: 691
-    testutil.go:509: Offset: 544, NextOffset: 654
-    testutil.go:509: Offset: 691, NextOffset: 801
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 654, NextOffset: 687
     testutil.go:509: Offset: 801, NextOffset: 834
     testutil.go:509: Offset: 687, NextOffset: 797
     testutil.go:509: Offset: 834, NextOffset: 970
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 797, NextOffset: 830
-    testutil.go:509: Offset: 970, NextOffset: 1003
-    testutil.go:509: Offset: 830, NextOffset: 1426
-    testutil.go:509: Offset: 1003, NextOffset: 1676
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo2 foo6 foo_empty2 foo3 foo_empty3 foo4 foo_empty4] vs [foo_empty2 foo_empty4 foo_empty5 foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo6]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 970, NextOffset: 1003
-    testutil.go:509: Offset: 797, NextOffset: 830
-    testutil.go:509: Offset: 1003, NextOffset: 1676
-    testutil.go:509: Offset: 830, NextOffset: 1426
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo foo4 foo_empty4 foo6] vs [foo_empty foo2 foo3 foo5 foo_empty5 foo foo_empty2 foo_empty3 foo4 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 353, NextOffset: 489
+    testutil.go:509: Offset: 258, NextOffset: 368
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 489, NextOffset: 522
@@ -39389,12 +41591,6 @@
     testutil.go:509: Offset: 522, NextOffset: 658
     testutil.go:509: Offset: 401, NextOffset: 511
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 658, NextOffset: 691
-    testutil.go:509: Offset: 511, NextOffset: 544
-    testutil.go:509: Offset: 691, NextOffset: 801
-    testutil.go:509: Offset: 544, NextOffset: 654
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 801, NextOffset: 834
     testutil.go:509: Offset: 654, NextOffset: 687
@@ -39406,42 +41602,44 @@
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 211, NextOffset: 320
     testutil.go:509: Offset: 116, NextOffset: 225
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48101 96210 96688]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 353, NextOffset: 489
-    testutil.go:509: Offset: 258, NextOffset: 368
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 658, NextOffset: 691
+    testutil.go:509: Offset: 511, NextOffset: 544
+    testutil.go:509: Offset: 691, NextOffset: 801
+    testutil.go:509: Offset: 544, NextOffset: 654
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 970, NextOffset: 1003
+    testutil.go:509: Offset: 797, NextOffset: 830
+    testutil.go:509: Offset: 1003, NextOffset: 1676
+    testutil.go:509: Offset: 830, NextOffset: 1426
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48092 96210 96690]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48101 in stargz, uncompressed length 67584
+    testutil.go:2349:   [1] at 48092 in stargz, uncompressed length 68708
     testutil.go:2349:   [2] at 96210 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96688 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d2STARGZ"
+    testutil.go:2349:   [3] at 96690 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d2STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48101,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48092,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48092,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48101,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48092,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48092,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":484,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":652,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":685,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":962,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":995,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo5] vs [foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo5 foo6 foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo4 foo5] vs [.no.prefetch.landmark foo foo3 foo4 foo5 foo6 foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 788, NextOffset: 821
     testutil.go:509: Offset: 962, NextOffset: 995
@@ -39452,6 +41650,16 @@
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 112, NextOffset: 220
     testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 652, NextOffset: 685
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:509: Offset: 685, NextOffset: 794
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:509: Offset: 827, NextOffset: 962
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 220, NextOffset: 253
@@ -39465,37 +41673,20 @@
     testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:509: Offset: 517, NextOffset: 652
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 794, NextOffset: 827
-    testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:509: Offset: 827, NextOffset: 962
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 652, NextOffset: 685
-    testutil.go:509: Offset: 537, NextOffset: 646
-    testutil.go:509: Offset: 685, NextOffset: 794
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo5 foo6 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty foo2] vs [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo5 foo4 foo_empty4 foo_empty5 foo6 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 175, NextOffset: 208
-    testutil.go:509: Offset: 79, NextOffset: 112
-    testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:509: Offset: 112, NextOffset: 220
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 349, NextOffset: 484
-    testutil.go:509: Offset: 253, NextOffset: 362
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo5 foo6 foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 .no.prefetch.landmark foo] vs [foo_empty3 foo_empty4 foo_empty5 foo6 foo foo4 foo5 foo_empty foo2 foo_empty2 foo3]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 484, NextOffset: 517
     testutil.go:509: Offset: 362, NextOffset: 395
     testutil.go:509: Offset: 517, NextOffset: 652
     testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 652, NextOffset: 685
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 685, NextOffset: 794
+    testutil.go:509: Offset: 537, NextOffset: 646
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 794, NextOffset: 827
     testutil.go:509: Offset: 646, NextOffset: 679
@@ -39506,32 +41697,36 @@
     testutil.go:509: Offset: 788, NextOffset: 821
     testutil.go:509: Offset: 995, NextOffset: 1665
     testutil.go:509: Offset: 821, NextOffset: 1424
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 349, NextOffset: 484
+    testutil.go:509: Offset: 253, NextOffset: 362
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 652, NextOffset: 685
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 685, NextOffset: 794
-    testutil.go:509: Offset: 537, NextOffset: 646
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 175, NextOffset: 208
+    testutil.go:509: Offset: 79, NextOffset: 112
+    testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:509: Offset: 112, NextOffset: 220
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo5 foo_empty5 foo_empty foo_empty3 foo_empty4 foo6 foo foo2 foo_empty2] vs [.no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo foo_empty foo4 foo_empty4 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2] vs [foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 117, NextOffset: 227
     testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 227, NextOffset: 260
-    testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 371, NextOffset: 404
     testutil.go:509: Offset: 492, NextOffset: 525
@@ -39542,90 +41737,104 @@
     testutil.go:509: Offset: 662, NextOffset: 695
     testutil.go:509: Offset: 548, NextOffset: 659
     testutil.go:509: Offset: 695, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 692, NextOffset: 803
     testutil.go:509: Offset: 839, NextOffset: 976
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 803, NextOffset: 836
     testutil.go:509: Offset: 976, NextOffset: 1009
     testutil.go:509: Offset: 836, NextOffset: 1435
     testutil.go:509: Offset: 1009, NextOffset: 1675
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 227, NextOffset: 260
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo_empty5 foo foo_empty foo4 foo_empty4 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3] vs [foo foo2 foo_empty2 foo3 foo4 foo5 foo_empty5 foo_empty foo_empty3 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6] vs [foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo_empty3 foo foo3 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 212, NextOffset: 322
     testutil.go:509: Offset: 117, NextOffset: 227
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 662, NextOffset: 695
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:509: Offset: 548, NextOffset: 659
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 1009, NextOffset: 1675
-    testutil.go:509: Offset: 836, NextOffset: 1435
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 227, NextOffset: 260
-    testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:509: Offset: 260, NextOffset: 371
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 371, NextOffset: 404
     testutil.go:509: Offset: 525, NextOffset: 662
     testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 227, NextOffset: 260
+    testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:509: Offset: 260, NextOffset: 371
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 662, NextOffset: 695
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 695, NextOffset: 806
+    testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 659, NextOffset: 692
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48108 96236 96715]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 839, NextOffset: 976
     testutil.go:509: Offset: 692, NextOffset: 803
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 803, NextOffset: 836
+    testutil.go:509: Offset: 1009, NextOffset: 1675
+    testutil.go:509: Offset: 836, NextOffset: 1435
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48092 96196 96676]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48108 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96236 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96715 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ecSTARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48092 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96196 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96676 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c4STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48108,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48092,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48092,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48108,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48092,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48092,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty foo5 foo6] vs [foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo4 foo5 foo_empty5 foo2 foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo3 foo5 foo6] vs [foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo3 foo4 foo6 foo foo_empty foo_empty2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 661, NextOffset: 694
@@ -39633,7 +41842,11 @@
     testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 370, NextOffset: 403
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 806, NextOffset: 839
@@ -39644,25 +41857,8 @@
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 838, NextOffset: 1455
     testutil.go:509: Offset: 1008, NextOffset: 1699
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 370, NextOffset: 403
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo4 foo5 foo_empty5 foo2 foo_empty3 foo_empty4 foo6] vs [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo3 foo4 foo6 foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo_empty3 foo4 foo_empty4 foo_empty5 foo3 foo5 foo6 foo foo_empty foo2 foo_empty2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 81, NextOffset: 114
@@ -39670,16 +41866,8 @@
     testutil.go:509: Offset: 114, NextOffset: 225
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 370, NextOffset: 403
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 548, NextOffset: 660
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 660, NextOffset: 693
@@ -39691,89 +41879,88 @@
     testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 370, NextOffset: 403
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 548, NextOffset: 660
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 805, NextOffset: 838
     testutil.go:509: Offset: 1008, NextOffset: 1699
     testutil.go:509: Offset: 838, NextOffset: 1455
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48108 96222 96701]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48108 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96222 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96701 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177deSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48108,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48108,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo3 foo_empty4 foo5 foo_empty5 foo6] vs [foo2 foo3 foo4 foo_empty5 .no.prefetch.landmark foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty]
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo4 foo5 foo6 foo_empty foo_empty2 foo_empty3 foo_empty4 foo_empty5] vs [foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo4 foo6 foo foo2 foo_empty3 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 360, NextOffset: 497
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 408, NextOffset: 521
     testutil.go:509: Offset: 530, NextOffset: 667
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:509: Offset: 846, NextOffset: 983
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 983, NextOffset: 1016
     testutil.go:509: Offset: 846, NextOffset: 1466
     testutil.go:509: Offset: 1016, NextOffset: 1707
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 117, NextOffset: 229
-    testutil.go:509: Offset: 215, NextOffset: 327
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:509: Offset: 360, NextOffset: 497
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 521, NextOffset: 554
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 554, NextOffset: 667
-    testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo4 foo_empty5 .no.prefetch.landmark foo_empty2 foo_empty3 foo_empty4 foo5 foo6] vs [foo_empty2 foo_empty3 foo4 foo3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo4 foo6] vs [foo foo2 foo3 foo4 foo5 foo6 foo_empty foo_empty2 foo_empty3 foo_empty4 foo_empty5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 215, NextOffset: 327
     testutil.go:509: Offset: 117, NextOffset: 229
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 327, NextOffset: 360
     testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 360, NextOffset: 497
     testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 375, NextOffset: 408
@@ -39784,35 +41971,59 @@
     testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:509: Offset: 554, NextOffset: 667
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 846, NextOffset: 983
-    testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 983, NextOffset: 1016
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 1016, NextOffset: 1707
     testutil.go:509: Offset: 846, NextOffset: 1466
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48101 96221 96701]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48101 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96221 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96701 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ddSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48101,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48101,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo4 foo5 foo6 foo3 foo_empty3 foo_empty4 foo_empty5] vs [foo_empty5 foo_empty foo2 foo3 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty2 foo_empty3 foo4 foo5]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty5 foo foo_empty3 foo4 foo_empty4 foo5 foo6] vs [foo_empty5 .no.prefetch.landmark foo foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 113, NextOffset: 224
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 514, NextOffset: 547
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 547, NextOffset: 659
     testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 806, NextOffset: 839
@@ -39823,132 +42034,135 @@
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 837, NextOffset: 1457
     testutil.go:509: Offset: 1008, NextOffset: 1700
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 369, NextOffset: 402
-    testutil.go:509: Offset: 492, NextOffset: 525
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 402, NextOffset: 514
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 257, NextOffset: 369
     testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo_empty] vs [foo_empty5 foo foo_empty foo2 foo_empty2 foo4 foo5 foo6 foo3 foo_empty3 foo_empty4]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:509: Offset: 113, NextOffset: 224
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 547, NextOffset: 659
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty4 foo5 foo6] vs [foo_empty foo2 foo_empty2 foo3 foo_empty5 foo foo_empty3 foo4 foo_empty4 foo5 foo6]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 356
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 369, NextOffset: 402
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 514, NextOffset: 547
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:509: Offset: 113, NextOffset: 224
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 692, NextOffset: 804
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 804, NextOffset: 837
     testutil.go:509: Offset: 1008, NextOffset: 1700
     testutil.go:509: Offset: 837, NextOffset: 1457
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48108 96236 96715]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48101 96207 96687]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48108 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96236 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96715 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ecSTARGZ"
+    testutil.go:2349:   [1] at 48101 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96207 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96687 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177cfSTARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48108,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48101,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48108,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48101,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty5 foo6 foo_empty2 foo3 foo_empty3 foo_empty4 foo foo_empty foo2] vs [foo3 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty2 foo4 foo_empty5 .no.prefetch.landmark foo_empty foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:401: Directory: "" vs "": [foo foo3 foo_empty3 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo4 foo_empty4 foo6] vs [foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo3 foo_empty3 foo_empty5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 231, NextOffset: 264
     testutil.go:509: Offset: 329, NextOffset: 362
     testutil.go:509: Offset: 264, NextOffset: 378
     testutil.go:509: Offset: 362, NextOffset: 500
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 525, NextOffset: 558
     testutil.go:509: Offset: 671, NextOffset: 704
     testutil.go:509: Offset: 558, NextOffset: 672
     testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 819, NextOffset: 852
     testutil.go:509: Offset: 989, NextOffset: 1022
     testutil.go:509: Offset: 852, NextOffset: 1473
     testutil.go:509: Offset: 1022, NextOffset: 1715
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 118, NextOffset: 231
+    testutil.go:509: Offset: 216, NextOffset: 329
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 378, NextOffset: 411
     testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 411, NextOffset: 525
     testutil.go:509: Offset: 533, NextOffset: 671
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo foo_empty2 foo4 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo_empty4] vs [foo foo_empty foo2 foo4 foo5 foo_empty5 foo6 foo_empty2 foo3 foo_empty3 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty5 foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo3] vs [foo_empty foo2 foo_empty2 foo4 foo_empty4 foo6 foo foo3 foo_empty3 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 362, NextOffset: 500
+    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 671, NextOffset: 704
+    testutil.go:509: Offset: 525, NextOffset: 558
+    testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:509: Offset: 558, NextOffset: 672
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 818, NextOffset: 851
     testutil.go:509: Offset: 672, NextOffset: 705
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 851, NextOffset: 989
     testutil.go:509: Offset: 705, NextOffset: 819
     testutil.go:395: Comparing: "foo6" vs "foo6"
@@ -39961,97 +42175,80 @@
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 216, NextOffset: 329
     testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 671, NextOffset: 704
-    testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 231, NextOffset: 264
-    testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:509: Offset: 264, NextOffset: 378
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 500, NextOffset: 533
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 378, NextOffset: 411
     testutil.go:509: Offset: 533, NextOffset: 671
     testutil.go:509: Offset: 411, NextOffset: 525
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo4 foo_empty4 foo_empty foo2 foo_empty3 foo5 foo_empty5 foo6] vs [foo_empty foo3 foo_empty3 foo6 foo foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo_empty3 foo4 foo_empty5 foo] vs [foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo_empty3 foo6 .no.prefetch.landmark foo2]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 403, NextOffset: 515
     testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 548, NextOffset: 660
     testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 693, NextOffset: 805
     testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 805, NextOffset: 838
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 838, NextOffset: 1455
     testutil.go:509: Offset: 1008, NextOffset: 1699
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty foo_empty3 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo4 foo_empty4 foo5] vs [foo_empty5 foo foo_empty2 foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo6 foo foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo3] vs [foo_empty2 foo3 foo4 foo_empty4 foo_empty foo2 foo_empty3 foo5 foo_empty5 foo6 foo]
+    testutil.go:509: Offset: 114, NextOffset: 225
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 370, NextOffset: 403
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:509: Offset: 403, NextOffset: 515
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 805, NextOffset: 838
     testutil.go:509: Offset: 1008, NextOffset: 1699
     testutil.go:509: Offset: 838, NextOffset: 1455
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:509: Offset: 114, NextOffset: 225
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 258, NextOffset: 370
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 370, NextOffset: 403
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:509: Offset: 403, NextOffset: 515
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 515, NextOffset: 548
@@ -40065,46 +42262,41 @@
     testutil.go:509: Offset: 693, NextOffset: 805
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48108 96222 96701]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48101 96221 96701]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48108 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96222 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96701 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177deSTARGZ"
+    testutil.go:2349:   [1] at 48101 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96221 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96701 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ddSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48108,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48101,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48108,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48101,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo5 foo_empty5 foo6 foo foo4 foo_empty4 foo_empty foo2 foo_empty2] vs [foo6 foo foo_empty foo3 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo4 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo_empty2 foo4] vs [foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo2]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 408, NextOffset: 521
     testutil.go:509: Offset: 530, NextOffset: 667
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 813, NextOffset: 846
@@ -40121,102 +42313,120 @@
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 117, NextOffset: 229
     testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 554, NextOffset: 667
     testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo6] vs [foo foo4 foo_empty4 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo2 foo_empty4 foo_empty5 foo6] vs [foo2 foo_empty2 foo4 foo_empty foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 983, NextOffset: 1016
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 1016, NextOffset: 1707
+    testutil.go:509: Offset: 846, NextOffset: 1466
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 215, NextOffset: 327
     testutil.go:509: Offset: 117, NextOffset: 229
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 530, NextOffset: 667
     testutil.go:509: Offset: 408, NextOffset: 521
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:509: Offset: 554, NextOffset: 667
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 327, NextOffset: 360
     testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 360, NextOffset: 497
     testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 521, NextOffset: 554
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:509: Offset: 554, NextOffset: 667
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 983, NextOffset: 1016
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 1016, NextOffset: 1707
-    testutil.go:509: Offset: 846, NextOffset: 1466
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48101 96207 96687]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48101 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96207 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96687 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177cfSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48101,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48101,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo4 foo_empty5] vs [foo_empty2 foo3 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo4 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 837, NextOffset: 1457
-    testutil.go:509: Offset: 1008, NextOffset: 1700
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo_empty5 foo_empty2 foo3 foo6 foo foo_empty foo2 foo_empty3] vs [foo_empty2 foo4 foo_empty4 foo_empty5 foo_empty foo2 foo3 foo_empty3 foo5 foo6 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 257, NextOffset: 369
     testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 369, NextOffset: 402
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 402, NextOffset: 514
-    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 514, NextOffset: 547
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 547, NextOffset: 659
     testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 804, NextOffset: 837
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 837, NextOffset: 1457
+    testutil.go:509: Offset: 1008, NextOffset: 1700
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 113, NextOffset: 224
     testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo_empty2 foo3 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2] vs [foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo4 foo_empty5 foo foo_empty2 foo_empty3]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 369, NextOffset: 402
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:509: Offset: 402, NextOffset: 514
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo4 foo_empty4 foo_empty5 foo_empty foo2 foo3 foo_empty3 foo5 foo6 .no.prefetch.landmark] vs [foo_empty4 foo5 foo_empty5 foo_empty2 foo3 foo6 foo foo_empty foo2 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 692, NextOffset: 804
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 804, NextOffset: 837
@@ -40227,52 +42437,56 @@
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 224, NextOffset: 257
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 514, NextOffset: 547
     testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:509: Offset: 547, NextOffset: 659
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 224, NextOffset: 257
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48107 96234 96713]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48100 96218 96700]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48107 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96234 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96713 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177eaSTARGZ"
+    testutil.go:2349:   [1] at 48100 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96218 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96700 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177daSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48107,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48100,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48107,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48100,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo_empty foo_empty2 foo3 foo4 foo foo2 foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo3 foo_empty5 foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo_empty5 foo foo2 foo_empty2 foo3 foo4 foo_empty4 foo6 foo_empty] vs [foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty2 foo3 foo_empty4 foo foo_empty foo2 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 378, NextOffset: 411
     testutil.go:509: Offset: 500, NextOffset: 533
@@ -40283,6 +42497,20 @@
     testutil.go:509: Offset: 671, NextOffset: 704
     testutil.go:509: Offset: 558, NextOffset: 672
     testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 819, NextOffset: 852
+    testutil.go:509: Offset: 989, NextOffset: 1022
+    testutil.go:509: Offset: 852, NextOffset: 1473
+    testutil.go:509: Offset: 1022, NextOffset: 1715
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 183, NextOffset: 216
@@ -40293,113 +42521,128 @@
     testutil.go:509: Offset: 329, NextOffset: 362
     testutil.go:509: Offset: 264, NextOffset: 378
     testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 819, NextOffset: 852
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 852, NextOffset: 1473
-    testutil.go:509: Offset: 1022, NextOffset: 1715
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo2 foo3 foo_empty5 foo_empty foo_empty2] vs [foo_empty2 foo3 foo4 foo foo2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo_empty]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 819, NextOffset: 852
-    testutil.go:509: Offset: 1022, NextOffset: 1715
-    testutil.go:509: Offset: 852, NextOffset: 1473
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty2 foo3 foo_empty4] vs [foo_empty3 foo5 foo_empty5 foo foo2 foo_empty2 foo3 foo4 foo_empty4 foo6 foo_empty]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 378, NextOffset: 411
+    testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:509: Offset: 411, NextOffset: 525
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 216, NextOffset: 329
     testutil.go:509: Offset: 118, NextOffset: 231
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 329, NextOffset: 362
     testutil.go:509: Offset: 231, NextOffset: 264
     testutil.go:509: Offset: 362, NextOffset: 500
     testutil.go:509: Offset: 264, NextOffset: 378
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 378, NextOffset: 411
-    testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:509: Offset: 411, NextOffset: 525
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 671, NextOffset: 704
     testutil.go:509: Offset: 525, NextOffset: 558
     testutil.go:509: Offset: 704, NextOffset: 818
     testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 818, NextOffset: 851
     testutil.go:509: Offset: 672, NextOffset: 705
     testutil.go:509: Offset: 851, NextOffset: 989
     testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 989, NextOffset: 1022
+    testutil.go:509: Offset: 819, NextOffset: 852
+    testutil.go:509: Offset: 1022, NextOffset: 1715
+    testutil.go:509: Offset: 852, NextOffset: 1473
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48107 96220 96699]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48100 96204 96686]
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48100 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96204 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96686 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ccSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48100,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48100,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo4 foo5 foo_empty5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo] vs [foo foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo3 foo5] vs [foo_empty3 foo_empty5 foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo3]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 370, NextOffset: 403
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 660, NextOffset: 693
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 693, NextOffset: 805
+    testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 114, NextOffset: 225
     testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 548, NextOffset: 660
     testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 660, NextOffset: 693
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 693, NextOffset: 805
-    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 805, NextOffset: 838
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 838, NextOffset: 1455
     testutil.go:509: Offset: 1008, NextOffset: 1699
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty5 foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo3] vs [foo3 foo5 foo foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:509: Offset: 258, NextOffset: 370
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 370, NextOffset: 403
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 548, NextOffset: 660
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo5 foo6 foo foo2 foo3 foo_empty3 foo4 foo_empty4] vs [foo foo_empty foo4 foo5 foo_empty5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 660, NextOffset: 693
@@ -40409,79 +42652,32 @@
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 805, NextOffset: 838
     testutil.go:509: Offset: 1008, NextOffset: 1699
-    testutil.go:509: Offset: 838, NextOffset: 1455
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 356
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48107 in stargz, uncompressed length 67584
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:509: Offset: 258, NextOffset: 370
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 96220 in stargz, uncompressed length 3584
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 838, NextOffset: 1455
     testutil.go:395: Comparing: "foo3" vs "foo3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 96699 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177dcSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 492, NextOffset: 525
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48107,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48107,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 370, NextOffset: 403
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:509: Offset: 403, NextOffset: 515
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 548, NextOffset: 660
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48096 96224 96709]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty5 foo6 foo_empty foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo2] vs [.no.prefetch.landmark foo_empty foo2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty2 foo3 foo4]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 983, NextOffset: 1016
-    testutil.go:509: Offset: 846, NextOffset: 1466
-    testutil.go:509: Offset: 1016, NextOffset: 1707
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty5 foo_empty foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo2] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo5 foo6 foo2 foo_empty3 foo4 foo_empty4 foo_empty5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 375, NextOffset: 408
-    testutil.go:509: Offset: 497, NextOffset: 530
-    testutil.go:509: Offset: 408, NextOffset: 521
-    testutil.go:509: Offset: 530, NextOffset: 667
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 521, NextOffset: 554
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 554, NextOffset: 667
     testutil.go:509: Offset: 700, NextOffset: 813
@@ -40491,6 +42687,14 @@
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 813, NextOffset: 846
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 983, NextOffset: 1016
+    testutil.go:509: Offset: 846, NextOffset: 1466
+    testutil.go:509: Offset: 1016, NextOffset: 1707
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 182, NextOffset: 215
@@ -40499,106 +42703,136 @@
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 327, NextOffset: 360
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 48096 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96224 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96709 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e0STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48096,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48096,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48096,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48096,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 262, NextOffset: 375
     testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo foo_empty2 foo3 foo4 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo_empty4] vs [foo6 foo_empty foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo2 foo_empty2 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 846, NextOffset: 983
-    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 375, NextOffset: 408
+    testutil.go:509: Offset: 497, NextOffset: 530
+    testutil.go:509: Offset: 408, NextOffset: 521
+    testutil.go:509: Offset: 530, NextOffset: 667
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 983, NextOffset: 1016
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 1016, NextOffset: 1707
-    testutil.go:509: Offset: 846, NextOffset: 1466
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo5 foo6 foo2 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty2] vs [foo2 foo_empty2 foo3 foo_empty5 foo_empty foo_empty3 foo4 foo_empty4 foo5 foo6 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 215, NextOffset: 327
     testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 530, NextOffset: 667
     testutil.go:509: Offset: 408, NextOffset: 521
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 983, NextOffset: 1016
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 1016, NextOffset: 1707
+    testutil.go:509: Offset: 846, NextOffset: 1466
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo6 foo_empty foo2 foo5 foo_empty5 foo foo_empty2 foo3] vs [.no.prefetch.landmark foo_empty3 foo5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo foo_empty foo2 foo_empty4 foo5 foo_empty5 foo6 foo_empty2 foo3] vs [foo_empty foo2 foo_empty3 foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 804, NextOffset: 837
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 837, NextOffset: 1457
+    testutil.go:509: Offset: 1008, NextOffset: 1700
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 369, NextOffset: 402
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 402, NextOffset: 514
     testutil.go:509: Offset: 525, NextOffset: 661
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 514, NextOffset: 547
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 547, NextOffset: 659
     testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 837, NextOffset: 1457
-    testutil.go:509: Offset: 1008, NextOffset: 1700
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 113, NextOffset: 224
+    testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 257, NextOffset: 369
     testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty3 foo5 foo6 foo] vs [foo3 foo_empty3 foo4 foo_empty4 foo6 foo_empty foo2 foo5 foo_empty5 foo foo_empty2]
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty3 foo_empty2] vs [foo6 foo_empty2 foo3 foo_empty3 foo4 foo foo_empty foo2 foo_empty4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 804, NextOffset: 837
+    testutil.go:509: Offset: 1008, NextOffset: 1700
+    testutil.go:509: Offset: 837, NextOffset: 1457
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:509: Offset: 113, NextOffset: 224
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48105 96232 96711]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 356, NextOffset: 492
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
@@ -40611,51 +42845,46 @@
     testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:509: Offset: 547, NextOffset: 659
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 1008, NextOffset: 1700
-    testutil.go:509: Offset: 837, NextOffset: 1457
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 48105 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96232 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96711 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e8STARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48096 96210 96695]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48096 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96210 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96695 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d2STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48105,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48105,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48096,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48096,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48105,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48105,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48096,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48096,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo_empty4 foo6 foo3 foo_empty3 foo4 foo5 foo_empty5] vs [foo foo_empty foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo6]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 819, NextOffset: 852
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 852, NextOffset: 1473
-    testutil.go:509: Offset: 1022, NextOffset: 1715
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo2 foo_empty2 foo5 foo6 foo foo_empty foo3 foo_empty3 foo4 foo_empty4] vs [foo_empty3 foo4 foo5 foo_empty5 foo foo2 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 118, NextOffset: 231
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 378, NextOffset: 411
     testutil.go:509: Offset: 500, NextOffset: 533
@@ -40667,34 +42896,38 @@
     testutil.go:509: Offset: 671, NextOffset: 704
     testutil.go:509: Offset: 558, NextOffset: 672
     testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 705, NextOffset: 819
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 231, NextOffset: 264
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48096 96224 96709]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 329, NextOffset: 362
     testutil.go:509: Offset: 264, NextOffset: 378
     testutil.go:509: Offset: 362, NextOffset: 500
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 819, NextOffset: 852
+    testutil.go:509: Offset: 989, NextOffset: 1022
+    testutil.go:509: Offset: 852, NextOffset: 1473
+    testutil.go:509: Offset: 1022, NextOffset: 1715
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty2] vs [foo5 foo_empty5 foo foo_empty foo2 foo_empty2 foo_empty4 foo6 foo3 foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:509: Offset: 118, NextOffset: 231
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo foo2 foo_empty4 foo6 .no.prefetch.landmark foo_empty] vs [foo foo_empty foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo2 foo_empty2 foo5 foo6]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 989, NextOffset: 1022
+    testutil.go:509: Offset: 819, NextOffset: 852
+    testutil.go:509: Offset: 1022, NextOffset: 1715
+    testutil.go:509: Offset: 852, NextOffset: 1473
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 378, NextOffset: 411
@@ -40706,53 +42939,55 @@
     testutil.go:509: Offset: 525, NextOffset: 558
     testutil.go:509: Offset: 704, NextOffset: 818
     testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 818, NextOffset: 851
     testutil.go:509: Offset: 672, NextOffset: 705
     testutil.go:509: Offset: 851, NextOffset: 989
     testutil.go:509: Offset: 705, NextOffset: 819
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:509: Offset: 118, NextOffset: 231
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 329, NextOffset: 362
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 231, NextOffset: 264
     testutil.go:509: Offset: 362, NextOffset: 500
     testutil.go:509: Offset: 264, NextOffset: 378
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 819, NextOffset: 852
-    testutil.go:509: Offset: 1022, NextOffset: 1715
-    testutil.go:509: Offset: 852, NextOffset: 1473
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48105 96218 96697]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48105 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96218 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96697 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177daSTARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 48096 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96224 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96709 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e0STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48105,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48105,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48096,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48096,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48105,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48105,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48096,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48096,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":131,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":168,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1108,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1145,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1760,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":344,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":669,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":706,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1029,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1066,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1389,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1426,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1715,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2075,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo4 foo5 foo foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6 foo_empty] vs [foo6 foo foo2 foo3 foo5 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo_empty3 foo_empty5 foo6 foo_empty foo2 foo3 foo4 foo_empty4 foo5] vs [foo5 foo_empty5 .no.prefetch.landmark foo2 foo4 foo_empty4 foo6 foo foo_empty foo_empty2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1108, NextOffset: 1145
+    testutil.go:509: Offset: 1389, NextOffset: 1426
+    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:509: Offset: 1426, NextOffset: 1715
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1434, NextOffset: 1471
     testutil.go:509: Offset: 1715, NextOffset: 1752
@@ -40763,11 +42998,8 @@
     testutil.go:509: Offset: 344, NextOffset: 381
     testutil.go:509: Offset: 168, NextOffset: 456
     testutil.go:509: Offset: 381, NextOffset: 669
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1760, NextOffset: 1797
@@ -40785,97 +43017,128 @@
     testutil.go:509: Offset: 1029, NextOffset: 1066
     testutil.go:509: Offset: 819, NextOffset: 1108
     testutil.go:509: Offset: 1066, NextOffset: 1389
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty3 foo5 foo_empty5 .no.prefetch.landmark foo2 foo4 foo_empty4 foo6] vs [foo3 foo4 foo_empty4 foo5 foo foo_empty2 foo_empty3 foo_empty5 foo6 foo_empty foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 669, NextOffset: 706
+    testutil.go:509: Offset: 456, NextOffset: 493
+    testutil.go:509: Offset: 706, NextOffset: 1029
+    testutil.go:509: Offset: 493, NextOffset: 782
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1108, NextOffset: 1145
     testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:509: Offset: 1108, NextOffset: 1145
     testutil.go:509: Offset: 1426, NextOffset: 1715
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo2 foo3 foo5 .no.prefetch.landmark foo_empty foo_empty2] vs [foo foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo3 foo4 foo5]
+    testutil.go:509: Offset: 1145, NextOffset: 1434
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2075, NextOffset: 2112
     testutil.go:509: Offset: 1760, NextOffset: 1797
     testutil.go:509: Offset: 2112, NextOffset: 5429
     testutil.go:509: Offset: 1797, NextOffset: 4992
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 344, NextOffset: 381
     testutil.go:509: Offset: 131, NextOffset: 168
     testutil.go:509: Offset: 381, NextOffset: 669
     testutil.go:509: Offset: 168, NextOffset: 456
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 669, NextOffset: 706
-    testutil.go:509: Offset: 456, NextOffset: 493
-    testutil.go:509: Offset: 706, NextOffset: 1029
-    testutil.go:509: Offset: 493, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1029, NextOffset: 1066
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 1066, NextOffset: 1389
     testutil.go:509: Offset: 819, NextOffset: 1108
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1715, NextOffset: 1752
     testutil.go:509: Offset: 1434, NextOffset: 1471
     testutil.go:509: Offset: 1752, NextOffset: 2075
     testutil.go:509: Offset: 1471, NextOffset: 1760
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1108, NextOffset: 1145
-    testutil.go:509: Offset: 1426, NextOffset: 1715
-    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48096 96210 96695]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 48096 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96210 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96695 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d2STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48096,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48096,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48096,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48096,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":831,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1123,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1160,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1452,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1489,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":675,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":712,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1040,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1077,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1404,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1441,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1733,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1770,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2097,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo foo3 foo_empty3 foo5 foo6 foo_empty] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty3 foo4 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 463, NextOffset: 500
-    testutil.go:509: Offset: 675, NextOffset: 712
-    testutil.go:509: Offset: 500, NextOffset: 794
-    testutil.go:509: Offset: 712, NextOffset: 1040
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1404, NextOffset: 1441
-    testutil.go:509: Offset: 1160, NextOffset: 1452
-    testutil.go:509: Offset: 1441, NextOffset: 1733
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo_empty2 foo3 foo4 foo2 foo_empty3] vs [foo5 foo_empty5 foo foo2 foo3 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 171, NextOffset: 463
     testutil.go:509: Offset: 383, NextOffset: 675
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 794, NextOffset: 831
     testutil.go:509: Offset: 1040, NextOffset: 1077
     testutil.go:509: Offset: 831, NextOffset: 1123
     testutil.go:509: Offset: 1077, NextOffset: 1404
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1123, NextOffset: 1160
+    testutil.go:509: Offset: 1404, NextOffset: 1441
+    testutil.go:509: Offset: 1160, NextOffset: 1452
+    testutil.go:509: Offset: 1441, NextOffset: 1733
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 463, NextOffset: 500
+    testutil.go:509: Offset: 675, NextOffset: 712
+    testutil.go:509: Offset: 500, NextOffset: 794
+    testutil.go:509: Offset: 712, NextOffset: 1040
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1452, NextOffset: 1489
     testutil.go:509: Offset: 1733, NextOffset: 1770
     testutil.go:509: Offset: 1489, NextOffset: 1782
     testutil.go:509: Offset: 1770, NextOffset: 2097
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1782, NextOffset: 1819
     testutil.go:509: Offset: 2097, NextOffset: 2134
     testutil.go:509: Offset: 1819, NextOffset: 5046
     testutil.go:509: Offset: 2134, NextOffset: 5483
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty3] vs [foo_empty foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo foo3 foo_empty3 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo2 foo3 foo6 .no.prefetch.landmark foo_empty] vs [foo_empty foo_empty2 foo3 foo4 foo2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2097, NextOffset: 2134
+    testutil.go:509: Offset: 1782, NextOffset: 1819
+    testutil.go:509: Offset: 2134, NextOffset: 5483
+    testutil.go:509: Offset: 1819, NextOffset: 5046
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1404, NextOffset: 1441
+    testutil.go:509: Offset: 1123, NextOffset: 1160
+    testutil.go:509: Offset: 1441, NextOffset: 1733
+    testutil.go:509: Offset: 1160, NextOffset: 1452
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1733, NextOffset: 1770
+    testutil.go:509: Offset: 1452, NextOffset: 1489
+    testutil.go:509: Offset: 1770, NextOffset: 2097
+    testutil.go:509: Offset: 1489, NextOffset: 1782
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 134, NextOffset: 171
@@ -40886,112 +43149,82 @@
     testutil.go:509: Offset: 463, NextOffset: 500
     testutil.go:509: Offset: 712, NextOffset: 1040
     testutil.go:509: Offset: 500, NextOffset: 794
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1040, NextOffset: 1077
     testutil.go:509: Offset: 794, NextOffset: 831
     testutil.go:509: Offset: 1077, NextOffset: 1404
     testutil.go:509: Offset: 831, NextOffset: 1123
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1733, NextOffset: 1770
-    testutil.go:509: Offset: 1452, NextOffset: 1489
-    testutil.go:509: Offset: 1770, NextOffset: 2097
-    testutil.go:509: Offset: 1489, NextOffset: 1782
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1404, NextOffset: 1441
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1441, NextOffset: 1733
-    testutil.go:509: Offset: 1160, NextOffset: 1452
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2097, NextOffset: 2134
-    testutil.go:509: Offset: 1782, NextOffset: 1819
-    testutil.go:509: Offset: 2134, NextOffset: 5483
-    testutil.go:509: Offset: 1819, NextOffset: 5046
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48105 96232 96711]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48097 96225 96710]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48105 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96232 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96711 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e8STARGZ"
+    testutil.go:2349:   [1] at 48097 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96225 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96710 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e1STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48105,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48105,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48097,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48097,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48105,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48105,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48097,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48097,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":459,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":496,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1111,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1148,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1765,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1033,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1070,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1395,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1432,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1759,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2084,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2121,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty foo2 foo3 foo_empty5 foo6] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo_empty foo_empty3 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty4 foo_empty5 foo6 foo foo_empty3 foo4 foo5] vs [foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo3 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1765, NextOffset: 1802
+    testutil.go:509: Offset: 2084, NextOffset: 2121
+    testutil.go:509: Offset: 1802, NextOffset: 5013
+    testutil.go:509: Offset: 2121, NextOffset: 5456
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 170, NextOffset: 459
+    testutil.go:509: Offset: 383, NextOffset: 672
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1111, NextOffset: 1148
     testutil.go:509: Offset: 1395, NextOffset: 1432
     testutil.go:509: Offset: 1148, NextOffset: 1438
     testutil.go:509: Offset: 1432, NextOffset: 1722
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1438, NextOffset: 1475
     testutil.go:509: Offset: 1722, NextOffset: 1759
     testutil.go:509: Offset: 1475, NextOffset: 1765
     testutil.go:509: Offset: 1759, NextOffset: 2084
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 170, NextOffset: 459
-    testutil.go:509: Offset: 383, NextOffset: 672
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 459, NextOffset: 496
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 496, NextOffset: 785
     testutil.go:509: Offset: 709, NextOffset: 1033
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 785, NextOffset: 822
     testutil.go:509: Offset: 1033, NextOffset: 1070
     testutil.go:509: Offset: 822, NextOffset: 1111
     testutil.go:509: Offset: 1070, NextOffset: 1395
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1765, NextOffset: 1802
-    testutil.go:509: Offset: 2084, NextOffset: 2121
-    testutil.go:509: Offset: 1802, NextOffset: 5013
-    testutil.go:509: Offset: 2121, NextOffset: 5456
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo_empty foo_empty3 foo5 foo6] vs [foo3 foo_empty5 foo6 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty foo2]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1722, NextOffset: 1759
-    testutil.go:509: Offset: 1438, NextOffset: 1475
-    testutil.go:509: Offset: 1759, NextOffset: 2084
-    testutil.go:509: Offset: 1475, NextOffset: 1765
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2084, NextOffset: 2121
-    testutil.go:509: Offset: 1765, NextOffset: 1802
-    testutil.go:509: Offset: 2121, NextOffset: 5456
-    testutil.go:509: Offset: 1802, NextOffset: 5013
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo3 foo5 foo_empty5 foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo6] vs [foo6 foo foo_empty3 foo4 foo5 foo_empty foo2 foo_empty2 foo3 foo_empty4 foo_empty5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 133, NextOffset: 170
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 383, NextOffset: 672
     testutil.go:509: Offset: 170, NextOffset: 459
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -41000,209 +43233,271 @@
     testutil.go:509: Offset: 709, NextOffset: 1033
     testutil.go:509: Offset: 496, NextOffset: 785
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1033, NextOffset: 1070
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 1070, NextOffset: 1395
-    testutil.go:509: Offset: 822, NextOffset: 1111
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1395, NextOffset: 1432
     testutil.go:509: Offset: 1111, NextOffset: 1148
     testutil.go:509: Offset: 1432, NextOffset: 1722
     testutil.go:509: Offset: 1148, NextOffset: 1438
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2084, NextOffset: 2121
+    testutil.go:509: Offset: 1765, NextOffset: 1802
+    testutil.go:509: Offset: 2121, NextOffset: 5456
+    testutil.go:509: Offset: 1802, NextOffset: 5013
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1033, NextOffset: 1070
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 1070, NextOffset: 1395
+    testutil.go:509: Offset: 822, NextOffset: 1111
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1722, NextOffset: 1759
+    testutil.go:509: Offset: 1438, NextOffset: 1475
+    testutil.go:509: Offset: 1759, NextOffset: 2084
+    testutil.go:509: Offset: 1475, NextOffset: 1765
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":465,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1125,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1162,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":677,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":714,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1407,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1444,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty] vs [foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo_empty3 foo6 foo]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo_empty5 foo_empty foo2 foo3 foo4 foo_empty4 foo6 foo foo_empty2] vs [foo6 foo2 foo_empty2 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo foo_empty foo3 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1125, NextOffset: 1162
+    testutil.go:509: Offset: 1407, NextOffset: 1444
+    testutil.go:509: Offset: 1162, NextOffset: 1456
+    testutil.go:509: Offset: 1444, NextOffset: 1738
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1787, NextOffset: 1824
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1824, NextOffset: 5062
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48097 96211 96696]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 2140, NextOffset: 5500
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 172, NextOffset: 465
     testutil.go:509: Offset: 384, NextOffset: 677
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1456, NextOffset: 1493
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+    testutil.go:509: Offset: 1493, NextOffset: 1787
+    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1787, NextOffset: 1824
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1824, NextOffset: 5062
-    testutil.go:509: Offset: 2140, NextOffset: 5500
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 465, NextOffset: 502
     testutil.go:509: Offset: 677, NextOffset: 714
     testutil.go:509: Offset: 502, NextOffset: 795
     testutil.go:509: Offset: 714, NextOffset: 1042
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 795, NextOffset: 832
     testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 832, NextOffset: 1125
     testutil.go:509: Offset: 1079, NextOffset: 1407
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1125, NextOffset: 1162
-    testutil.go:509: Offset: 1407, NextOffset: 1444
-    testutil.go:509: Offset: 1162, NextOffset: 1456
-    testutil.go:509: Offset: 1444, NextOffset: 1738
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1456, NextOffset: 1493
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1493, NextOffset: 1787
-    testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo6 foo foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark] vs [foo_empty foo6 foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 795, NextOffset: 832
-    testutil.go:509: Offset: 1079, NextOffset: 1407
-    testutil.go:509: Offset: 832, NextOffset: 1125
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1787, NextOffset: 1824
-    testutil.go:509: Offset: 2140, NextOffset: 5500
-    testutil.go:509: Offset: 1824, NextOffset: 5062
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 677
-    testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo3 foo5 foo_empty5 foo6 foo2 foo_empty2 foo_empty3 foo4 foo_empty4] vs [foo6 foo foo_empty2 foo_empty3 foo5 foo_empty5 foo_empty foo2 foo3 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 677, NextOffset: 714
     testutil.go:509: Offset: 465, NextOffset: 502
     testutil.go:509: Offset: 714, NextOffset: 1042
     testutil.go:509: Offset: 502, NextOffset: 795
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48097 in stargz, uncompressed length 67584
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 96211 in stargz, uncompressed length 3584
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 96696 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d3STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo4" vs "foo4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1407, NextOffset: 1444
     testutil.go:509: Offset: 1125, NextOffset: 1162
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1444, NextOffset: 1738
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48097,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48097,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1162, NextOffset: 1456
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48097,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48097,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 384, NextOffset: 677
+    testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1042, NextOffset: 1079
+    testutil.go:509: Offset: 795, NextOffset: 832
+    testutil.go:509: Offset: 1079, NextOffset: 1407
+    testutil.go:509: Offset: 832, NextOffset: 1125
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1738, NextOffset: 1775
     testutil.go:509: Offset: 1456, NextOffset: 1493
     testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:509: Offset: 1493, NextOffset: 1787
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1787, NextOffset: 1824
+    testutil.go:509: Offset: 2140, NextOffset: 5500
+    testutil.go:509: Offset: 1824, NextOffset: 5062
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48105 96218 96697]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48105 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96218 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96697 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177daSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48105,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48105,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48105,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48105,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":131,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":168,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1108,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1145,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1760,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":344,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":669,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":706,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1029,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1066,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1389,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1426,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1715,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2075,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty4] vs [foo foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo foo2 foo3 foo5 foo_empty5 foo6] vs [foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo2]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1760, NextOffset: 1797
+    testutil.go:509: Offset: 2075, NextOffset: 2112
+    testutil.go:509: Offset: 1797, NextOffset: 4992
+    testutil.go:509: Offset: 2112, NextOffset: 5429
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1108, NextOffset: 1145
+    testutil.go:509: Offset: 1389, NextOffset: 1426
+    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:509: Offset: 1426, NextOffset: 1715
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 131, NextOffset: 168
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 168, NextOffset: 456
+    testutil.go:509: Offset: 381, NextOffset: 669
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 456, NextOffset: 493
     testutil.go:509: Offset: 669, NextOffset: 706
     testutil.go:509: Offset: 493, NextOffset: 782
     testutil.go:509: Offset: 706, NextOffset: 1029
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 1029, NextOffset: 1066
     testutil.go:509: Offset: 819, NextOffset: 1108
     testutil.go:509: Offset: 1066, NextOffset: 1389
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1108, NextOffset: 1145
-    testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1145, NextOffset: 1434
-    testutil.go:509: Offset: 1426, NextOffset: 1715
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1434, NextOffset: 1471
     testutil.go:509: Offset: 1715, NextOffset: 1752
     testutil.go:509: Offset: 1471, NextOffset: 1760
     testutil.go:509: Offset: 1752, NextOffset: 2075
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1760, NextOffset: 1797
-    testutil.go:509: Offset: 2075, NextOffset: 2112
-    testutil.go:509: Offset: 1797, NextOffset: 4992
-    testutil.go:509: Offset: 2112, NextOffset: 5429
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 131, NextOffset: 168
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 168, NextOffset: 456
-    testutil.go:509: Offset: 381, NextOffset: 669
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo6 foo foo2 foo_empty3 foo4 foo_empty4] vs [foo5 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty5 foo2 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2] vs [foo_empty2 foo_empty3 foo4 foo_empty4 foo foo2 foo3 foo5 foo_empty5 foo6 foo_empty]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 344, NextOffset: 381
     testutil.go:509: Offset: 131, NextOffset: 168
     testutil.go:509: Offset: 381, NextOffset: 669
     testutil.go:509: Offset: 168, NextOffset: 456
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 669, NextOffset: 706
-    testutil.go:509: Offset: 456, NextOffset: 493
-    testutil.go:509: Offset: 706, NextOffset: 1029
-    testutil.go:509: Offset: 493, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1029, NextOffset: 1066
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 1066, NextOffset: 1389
+    testutil.go:509: Offset: 819, NextOffset: 1108
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1389, NextOffset: 1426
     testutil.go:509: Offset: 1108, NextOffset: 1145
     testutil.go:509: Offset: 1426, NextOffset: 1715
     testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 669, NextOffset: 706
+    testutil.go:509: Offset: 456, NextOffset: 493
+    testutil.go:509: Offset: 706, NextOffset: 1029
+    testutil.go:509: Offset: 493, NextOffset: 782
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1715, NextOffset: 1752
     testutil.go:509: Offset: 1434, NextOffset: 1471
     testutil.go:509: Offset: 1752, NextOffset: 2075
     testutil.go:509: Offset: 1471, NextOffset: 1760
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1029, NextOffset: 1066
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 1066, NextOffset: 1389
-    testutil.go:509: Offset: 819, NextOffset: 1108
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2075, NextOffset: 2112
     testutil.go:509: Offset: 1760, NextOffset: 1797
     testutil.go:509: Offset: 2112, NextOffset: 5429
     testutil.go:509: Offset: 1797, NextOffset: 4992
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48104 96236 96721]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 48104 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96236 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96721 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ecSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48104,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48104,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":831,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1123,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1160,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1452,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1489,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":675,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":712,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1040,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1077,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1404,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1441,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1733,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1770,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2097,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo6 foo2 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty] vs [.no.prefetch.landmark foo foo2 foo_empty3 foo5 foo_empty foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty foo_empty2 foo3 foo_empty4 foo6] vs [foo_empty4 foo5 foo_empty5 foo_empty foo_empty2 foo_empty3 foo6 .no.prefetch.landmark foo foo2 foo3 foo4]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 463, NextOffset: 500
+    testutil.go:509: Offset: 675, NextOffset: 712
+    testutil.go:509: Offset: 500, NextOffset: 794
+    testutil.go:509: Offset: 712, NextOffset: 1040
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1123, NextOffset: 1160
+    testutil.go:509: Offset: 1404, NextOffset: 1441
+    testutil.go:509: Offset: 1160, NextOffset: 1452
+    testutil.go:509: Offset: 1441, NextOffset: 1733
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1452, NextOffset: 1489
     testutil.go:509: Offset: 1733, NextOffset: 1770
@@ -41221,30 +43516,16 @@
     testutil.go:509: Offset: 1040, NextOffset: 1077
     testutil.go:509: Offset: 831, NextOffset: 1123
     testutil.go:509: Offset: 1077, NextOffset: 1404
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1782, NextOffset: 1819
     testutil.go:509: Offset: 2097, NextOffset: 2134
     testutil.go:509: Offset: 1819, NextOffset: 5046
     testutil.go:509: Offset: 2134, NextOffset: 5483
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 463, NextOffset: 500
-    testutil.go:509: Offset: 675, NextOffset: 712
-    testutil.go:509: Offset: 500, NextOffset: 794
-    testutil.go:509: Offset: 712, NextOffset: 1040
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1404, NextOffset: 1441
-    testutil.go:509: Offset: 1160, NextOffset: 1452
-    testutil.go:509: Offset: 1441, NextOffset: 1733
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48102 96230 96709]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo_empty foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo2] vs [foo2 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo_empty2 foo3 foo_empty3 foo6]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo_empty foo_empty2 foo_empty3 foo6 .no.prefetch.landmark foo] vs [foo_empty2 foo3 foo_empty4 foo6 foo2 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2097, NextOffset: 2134
     testutil.go:509: Offset: 1782, NextOffset: 1819
@@ -41254,25 +43535,16 @@
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 383, NextOffset: 675
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 171, NextOffset: 463
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 675, NextOffset: 712
     testutil.go:509: Offset: 463, NextOffset: 500
     testutil.go:509: Offset: 712, NextOffset: 1040
     testutil.go:509: Offset: 500, NextOffset: 794
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1733, NextOffset: 1770
-    testutil.go:509: Offset: 1452, NextOffset: 1489
-    testutil.go:509: Offset: 1770, NextOffset: 2097
-    testutil.go:509: Offset: 1489, NextOffset: 1782
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1040, NextOffset: 1077
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 794, NextOffset: 831
     testutil.go:509: Offset: 1077, NextOffset: 1404
     testutil.go:509: Offset: 831, NextOffset: 1123
@@ -41281,140 +43553,161 @@
     testutil.go:509: Offset: 1123, NextOffset: 1160
     testutil.go:509: Offset: 1441, NextOffset: 1733
     testutil.go:509: Offset: 1160, NextOffset: 1452
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48102 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96230 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96709 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e6STARGZ"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1733, NextOffset: 1770
+    testutil.go:509: Offset: 1452, NextOffset: 1489
+    testutil.go:509: Offset: 1770, NextOffset: 2097
+    testutil.go:509: Offset: 1489, NextOffset: 1782
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48104 96222 96707]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 48104 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96222 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96707 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177deSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48102,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48102,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48104,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48102,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48102,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48104,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":459,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":496,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1111,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1148,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1765,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1033,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1070,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1395,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1432,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1759,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2084,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2121,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo4 foo5 foo_empty5 foo6 foo foo3 foo_empty3 foo_empty4] vs [foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo4 foo foo_empty3 foo_empty4 foo5]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo4 foo_empty5 foo6 foo foo2 foo3 foo_empty3 foo_empty4 foo5] vs [foo2 foo_empty2 foo4 .no.prefetch.landmark foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1111, NextOffset: 1148
+    testutil.go:509: Offset: 1395, NextOffset: 1432
+    testutil.go:509: Offset: 1148, NextOffset: 1438
+    testutil.go:509: Offset: 1432, NextOffset: 1722
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1765, NextOffset: 1802
+    testutil.go:509: Offset: 2084, NextOffset: 2121
+    testutil.go:509: Offset: 1802, NextOffset: 5013
+    testutil.go:509: Offset: 2121, NextOffset: 5456
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 170, NextOffset: 459
     testutil.go:509: Offset: 383, NextOffset: 672
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 459, NextOffset: 496
+    testutil.go:509: Offset: 672, NextOffset: 709
+    testutil.go:509: Offset: 496, NextOffset: 785
+    testutil.go:509: Offset: 709, NextOffset: 1033
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 785, NextOffset: 822
     testutil.go:509: Offset: 1033, NextOffset: 1070
     testutil.go:509: Offset: 822, NextOffset: 1111
     testutil.go:509: Offset: 1070, NextOffset: 1395
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 459, NextOffset: 496
-    testutil.go:509: Offset: 672, NextOffset: 709
-    testutil.go:509: Offset: 496, NextOffset: 785
-    testutil.go:509: Offset: 709, NextOffset: 1033
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1111, NextOffset: 1148
-    testutil.go:509: Offset: 1395, NextOffset: 1432
-    testutil.go:509: Offset: 1148, NextOffset: 1438
-    testutil.go:509: Offset: 1432, NextOffset: 1722
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1438, NextOffset: 1475
     testutil.go:509: Offset: 1722, NextOffset: 1759
     testutil.go:509: Offset: 1475, NextOffset: 1765
     testutil.go:509: Offset: 1759, NextOffset: 2084
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 .no.prefetch.landmark foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2] vs [foo_empty4 foo5 foo_empty foo_empty2 foo4 foo_empty5 foo6 foo foo2 foo3 foo_empty3]
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1765, NextOffset: 1802
     testutil.go:509: Offset: 2084, NextOffset: 2121
-    testutil.go:509: Offset: 1802, NextOffset: 5013
+    testutil.go:509: Offset: 1765, NextOffset: 1802
     testutil.go:509: Offset: 2121, NextOffset: 5456
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo foo_empty3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3] vs [foo_empty4 foo_empty foo2 foo_empty2 foo4 foo5 foo_empty5 foo6 foo foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1033, NextOffset: 1070
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 1070, NextOffset: 1395
-    testutil.go:509: Offset: 822, NextOffset: 1111
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1395, NextOffset: 1432
-    testutil.go:509: Offset: 1111, NextOffset: 1148
-    testutil.go:509: Offset: 1432, NextOffset: 1722
-    testutil.go:509: Offset: 1148, NextOffset: 1438
+    testutil.go:509: Offset: 1802, NextOffset: 5013
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 383, NextOffset: 672
     testutil.go:509: Offset: 170, NextOffset: 459
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1722, NextOffset: 1759
-    testutil.go:509: Offset: 1438, NextOffset: 1475
-    testutil.go:509: Offset: 1759, NextOffset: 2084
-    testutil.go:509: Offset: 1475, NextOffset: 1765
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2084, NextOffset: 2121
-    testutil.go:509: Offset: 1765, NextOffset: 1802
-    testutil.go:509: Offset: 2121, NextOffset: 5456
-    testutil.go:509: Offset: 1802, NextOffset: 5013
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 459, NextOffset: 496
     testutil.go:509: Offset: 709, NextOffset: 1033
     testutil.go:509: Offset: 496, NextOffset: 785
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1395, NextOffset: 1432
+    testutil.go:509: Offset: 1111, NextOffset: 1148
+    testutil.go:509: Offset: 1432, NextOffset: 1722
+    testutil.go:509: Offset: 1148, NextOffset: 1438
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1033, NextOffset: 1070
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 1070, NextOffset: 1395
+    testutil.go:509: Offset: 822, NextOffset: 1111
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1722, NextOffset: 1759
+    testutil.go:509: Offset: 1438, NextOffset: 1475
+    testutil.go:509: Offset: 1759, NextOffset: 2084
+    testutil.go:509: Offset: 1475, NextOffset: 1765
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48102 96216 96695]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48104 96236 96721]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48102 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96216 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96695 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d8STARGZ"
+    testutil.go:2349:   [1] at 48104 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96236 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96721 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ecSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48102,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48102,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48104,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48102,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48102,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48104,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":465,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1125,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1162,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":677,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":714,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1407,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1444,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo_empty foo2 foo_empty4 foo foo_empty2 foo3 foo_empty3 foo4] vs [foo foo2 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2] vs [foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo foo3 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1125, NextOffset: 1162
     testutil.go:509: Offset: 1407, NextOffset: 1444
     testutil.go:509: Offset: 1162, NextOffset: 1456
     testutil.go:509: Offset: 1444, NextOffset: 1738
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:509: Offset: 384, NextOffset: 677
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1456, NextOffset: 1493
     testutil.go:509: Offset: 1738, NextOffset: 1775
@@ -41431,68 +43724,75 @@
     testutil.go:509: Offset: 465, NextOffset: 502
     testutil.go:509: Offset: 677, NextOffset: 714
     testutil.go:509: Offset: 502, NextOffset: 795
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 714, NextOffset: 1042
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 465
-    testutil.go:509: Offset: 384, NextOffset: 677
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 795, NextOffset: 832
     testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 832, NextOffset: 1125
     testutil.go:509: Offset: 1079, NextOffset: 1407
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo foo2 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark] vs [foo foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo foo3 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2] vs [foo foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 677
+    testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1042, NextOffset: 1079
+    testutil.go:509: Offset: 795, NextOffset: 832
+    testutil.go:509: Offset: 1079, NextOffset: 1407
+    testutil.go:509: Offset: 832, NextOffset: 1125
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2103, NextOffset: 2140
     testutil.go:509: Offset: 1787, NextOffset: 1824
     testutil.go:509: Offset: 2140, NextOffset: 5500
     testutil.go:509: Offset: 1824, NextOffset: 5062
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 677, NextOffset: 714
+    testutil.go:509: Offset: 465, NextOffset: 502
+    testutil.go:509: Offset: 714, NextOffset: 1042
+    testutil.go:509: Offset: 502, NextOffset: 795
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 795, NextOffset: 832
-    testutil.go:509: Offset: 1079, NextOffset: 1407
-    testutil.go:509: Offset: 832, NextOffset: 1125
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1407, NextOffset: 1444
     testutil.go:509: Offset: 1125, NextOffset: 1162
     testutil.go:509: Offset: 1444, NextOffset: 1738
     testutil.go:509: Offset: 1162, NextOffset: 1456
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 677
-    testutil.go:509: Offset: 172, NextOffset: 465
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 677, NextOffset: 714
-    testutil.go:509: Offset: 465, NextOffset: 502
-    testutil.go:509: Offset: 714, NextOffset: 1042
-    testutil.go:509: Offset: 502, NextOffset: 795
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1738, NextOffset: 1775
     testutil.go:509: Offset: 1456, NextOffset: 1493
     testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:509: Offset: 1493, NextOffset: 1787
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48104 96222 96707]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48104 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96222 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96707 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177deSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48104,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48104,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":460,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":497,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":825,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1116,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1153,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1444,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1481,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":345,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1035,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1072,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1398,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1435,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1726,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1763,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2088,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2125,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo foo_empty2 foo4 foo_empty foo2 foo3 foo_empty3 foo_empty4] vs [.no.prefetch.landmark foo2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty foo_empty2 foo4 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo3 foo_empty3] vs [foo_empty2 foo3 foo4 foo_empty4 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo5 foo_empty5 foo6 foo]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1444, NextOffset: 1481
@@ -41505,17 +43805,6 @@
     testutil.go:509: Offset: 2088, NextOffset: 2125
     testutil.go:509: Offset: 1809, NextOffset: 5004
     testutil.go:509: Offset: 2125, NextOffset: 5442
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 170, NextOffset: 460
-    testutil.go:509: Offset: 382, NextOffset: 672
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1116, NextOffset: 1153
-    testutil.go:509: Offset: 1398, NextOffset: 1435
-    testutil.go:509: Offset: 1153, NextOffset: 1444
-    testutil.go:509: Offset: 1435, NextOffset: 1726
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 460, NextOffset: 497
@@ -41528,26 +43817,27 @@
     testutil.go:509: Offset: 825, NextOffset: 1116
     testutil.go:509: Offset: 1072, NextOffset: 1398
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty foo_empty2 foo4 foo_empty4 .no.prefetch.landmark] vs [foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty2 foo4]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 170, NextOffset: 460
+    testutil.go:509: Offset: 382, NextOffset: 672
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1398, NextOffset: 1435
     testutil.go:509: Offset: 1116, NextOffset: 1153
-    testutil.go:509: Offset: 1435, NextOffset: 1726
+    testutil.go:509: Offset: 1398, NextOffset: 1435
     testutil.go:509: Offset: 1153, NextOffset: 1444
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1435, NextOffset: 1726
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty2 foo3 foo4 foo_empty4 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo5 foo_empty5] vs [foo5 foo_empty5 foo6 foo_empty foo2 foo3 foo_empty3 foo foo_empty2 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 709, NextOffset: 1035
     testutil.go:509: Offset: 497, NextOffset: 788
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1035, NextOffset: 1072
-    testutil.go:509: Offset: 788, NextOffset: 825
-    testutil.go:509: Offset: 1072, NextOffset: 1398
-    testutil.go:509: Offset: 825, NextOffset: 1116
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1726, NextOffset: 1763
@@ -41565,76 +43855,100 @@
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 382, NextOffset: 672
     testutil.go:509: Offset: 170, NextOffset: 460
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48110 96240 96720]
-    testutil.go:2330: got gzip streams:
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 788, NextOffset: 825
+    testutil.go:509: Offset: 1072, NextOffset: 1398
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 825, NextOffset: 1116
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1398, NextOffset: 1435
+    testutil.go:509: Offset: 1116, NextOffset: 1153
+    testutil.go:509: Offset: 1435, NextOffset: 1726
+    testutil.go:509: Offset: 1153, NextOffset: 1444
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48103 96235 96720]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48110 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96240 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96720 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177f0STARGZ"
+    testutil.go:2349:   [1] at 48103 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96235 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96720 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ebSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48110,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48103,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48110,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48103,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":833,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1127,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1164,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1457,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1494,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1825,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":676,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":713,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1408,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1445,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo foo2 foo3] vs [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo_empty2 foo4 foo5 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1127, NextOffset: 1164
-    testutil.go:509: Offset: 1408, NextOffset: 1445
-    testutil.go:509: Offset: 1164, NextOffset: 1457
-    testutil.go:509: Offset: 1445, NextOffset: 1738
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo4 foo5 foo6 foo_empty foo2 foo_empty3 foo_empty4 foo_empty5] vs [foo5 foo6 .no.prefetch.landmark foo2 foo_empty4 foo_empty5 foo foo_empty foo_empty2 foo3 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 171, NextOffset: 464
     testutil.go:509: Offset: 383, NextOffset: 676
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 464, NextOffset: 501
-    testutil.go:509: Offset: 676, NextOffset: 713
-    testutil.go:509: Offset: 501, NextOffset: 796
-    testutil.go:509: Offset: 713, NextOffset: 1042
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 796, NextOffset: 833
     testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 833, NextOffset: 1127
     testutil.go:509: Offset: 1079, NextOffset: 1408
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1127, NextOffset: 1164
+    testutil.go:509: Offset: 1408, NextOffset: 1445
+    testutil.go:509: Offset: 1164, NextOffset: 1457
+    testutil.go:509: Offset: 1445, NextOffset: 1738
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1457, NextOffset: 1494
     testutil.go:509: Offset: 1738, NextOffset: 1775
     testutil.go:509: Offset: 1494, NextOffset: 1788
     testutil.go:509: Offset: 1775, NextOffset: 2103
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1788, NextOffset: 1825
     testutil.go:509: Offset: 2103, NextOffset: 2140
     testutil.go:509: Offset: 1825, NextOffset: 5052
     testutil.go:509: Offset: 2140, NextOffset: 5489
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo_empty2 foo4 foo5 foo6] vs [foo_empty3 foo4 foo_empty4 foo foo2 foo3 foo5 foo_empty5 foo6 foo_empty foo_empty2]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 464, NextOffset: 501
+    testutil.go:509: Offset: 676, NextOffset: 713
+    testutil.go:509: Offset: 501, NextOffset: 796
+    testutil.go:509: Offset: 713, NextOffset: 1042
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo2 foo_empty4] vs [foo_empty foo2 foo_empty3 foo_empty4 foo_empty5 foo foo_empty2 foo3 foo4 foo5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 383, NextOffset: 676
+    testutil.go:509: Offset: 171, NextOffset: 464
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1042, NextOffset: 1079
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 796, NextOffset: 833
+    testutil.go:509: Offset: 1079, NextOffset: 1408
+    testutil.go:509: Offset: 833, NextOffset: 1127
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1408, NextOffset: 1445
     testutil.go:509: Offset: 1127, NextOffset: 1164
@@ -41650,32 +43964,58 @@
     testutil.go:509: Offset: 1788, NextOffset: 1825
     testutil.go:509: Offset: 2140, NextOffset: 5489
     testutil.go:509: Offset: 1825, NextOffset: 5052
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 383, NextOffset: 676
-    testutil.go:509: Offset: 171, NextOffset: 464
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 676, NextOffset: 713
     testutil.go:509: Offset: 464, NextOffset: 501
     testutil.go:509: Offset: 713, NextOffset: 1042
     testutil.go:509: Offset: 501, NextOffset: 796
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 796, NextOffset: 833
-    testutil.go:509: Offset: 1079, NextOffset: 1408
-    testutil.go:509: Offset: 833, NextOffset: 1127
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48103 96221 96706]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48103 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96221 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96706 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ddSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48103,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48103,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":462,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1119,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1156,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1448,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1485,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1814,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":674,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":711,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1037,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1074,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1400,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1437,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1729,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1766,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2093,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo5 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3] vs [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 foo_empty2 foo4 foo_empty4 foo6]
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo_empty2 foo_empty4 foo6] vs [foo foo_empty foo_empty2 foo_empty4 foo5 foo6 foo2 foo3 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1119, NextOffset: 1156
+    testutil.go:509: Offset: 1400, NextOffset: 1437
+    testutil.go:509: Offset: 1156, NextOffset: 1448
+    testutil.go:509: Offset: 1437, NextOffset: 1729
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1448, NextOffset: 1485
+    testutil.go:509: Offset: 1729, NextOffset: 1766
+    testutil.go:509: Offset: 1485, NextOffset: 1777
+    testutil.go:509: Offset: 1766, NextOffset: 2093
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1777, NextOffset: 1814
     testutil.go:509: Offset: 2093, NextOffset: 2130
@@ -41686,218 +44026,173 @@
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 172, NextOffset: 462
     testutil.go:509: Offset: 384, NextOffset: 674
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 462, NextOffset: 499
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48110 96226 96706]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 674, NextOffset: 711
     testutil.go:509: Offset: 499, NextOffset: 790
     testutil.go:509: Offset: 711, NextOffset: 1037
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 790, NextOffset: 827
     testutil.go:509: Offset: 1037, NextOffset: 1074
     testutil.go:509: Offset: 827, NextOffset: 1119
     testutil.go:509: Offset: 1074, NextOffset: 1400
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty4 foo5 foo6 foo2 foo3 foo_empty3] vs [foo4 foo5 foo_empty5 foo_empty foo_empty2 foo_empty4 foo6 foo foo2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1119, NextOffset: 1156
     testutil.go:509: Offset: 1400, NextOffset: 1437
-    testutil.go:509: Offset: 1156, NextOffset: 1448
+    testutil.go:509: Offset: 1119, NextOffset: 1156
     testutil.go:509: Offset: 1437, NextOffset: 1729
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1448, NextOffset: 1485
-    testutil.go:509: Offset: 1729, NextOffset: 1766
-    testutil.go:509: Offset: 1485, NextOffset: 1777
-    testutil.go:509: Offset: 1766, NextOffset: 2093
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo5 foo_empty5 foo_empty2 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty] vs [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty4 foo_empty5 foo6]
+    testutil.go:509: Offset: 1156, NextOffset: 1448
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 384, NextOffset: 674
     testutil.go:509: Offset: 172, NextOffset: 462
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 674, NextOffset: 711
-    testutil.go:509: Offset: 462, NextOffset: 499
-    testutil.go:509: Offset: 711, NextOffset: 1037
-    testutil.go:509: Offset: 499, NextOffset: 790
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1037, NextOffset: 1074
-    testutil.go:509: Offset: 790, NextOffset: 827
-    testutil.go:509: Offset: 1074, NextOffset: 1400
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48110 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96226 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96706 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e2STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 827, NextOffset: 1119
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1729, NextOffset: 1766
     testutil.go:509: Offset: 1448, NextOffset: 1485
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1766, NextOffset: 2093
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48110,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1485, NextOffset: 1777
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1400, NextOffset: 1437
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1119, NextOffset: 1156
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1437, NextOffset: 1729
-    testutil.go:509: Offset: 1156, NextOffset: 1448
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48110,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2093, NextOffset: 2130
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1777, NextOffset: 1814
     testutil.go:509: Offset: 2130, NextOffset: 5465
     testutil.go:509: Offset: 1814, NextOffset: 5025
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 674, NextOffset: 711
+    testutil.go:509: Offset: 462, NextOffset: 499
+    testutil.go:509: Offset: 711, NextOffset: 1037
+    testutil.go:509: Offset: 499, NextOffset: 790
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1037, NextOffset: 1074
+    testutil.go:509: Offset: 790, NextOffset: 827
+    testutil.go:509: Offset: 1074, NextOffset: 1400
+    testutil.go:509: Offset: 827, NextOffset: 1119
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":467,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":800,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1466,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1503,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":348,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":680,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":717,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1047,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1084,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1414,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1451,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1747,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1784,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2114,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2151,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo_empty foo3 foo4 foo foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5] vs [.no.prefetch.landmark foo foo_empty2 foo_empty3 foo4 foo6 foo_empty foo2 foo3 foo_empty4 foo5 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty5 foo foo_empty foo2 foo_empty4 foo5 foo6 foo_empty2 foo3] vs [foo foo2 foo_empty3 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo4 foo_empty4 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1466, NextOffset: 1503
+    testutil.go:509: Offset: 1747, NextOffset: 1784
+    testutil.go:509: Offset: 1503, NextOffset: 1799
+    testutil.go:509: Offset: 1784, NextOffset: 2114
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1799, NextOffset: 1836
     testutil.go:509: Offset: 2114, NextOffset: 2151
     testutil.go:509: Offset: 1836, NextOffset: 5075
     testutil.go:509: Offset: 2151, NextOffset: 5510
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 800, NextOffset: 837
     testutil.go:509: Offset: 1047, NextOffset: 1084
     testutil.go:509: Offset: 837, NextOffset: 1133
     testutil.go:509: Offset: 1084, NextOffset: 1414
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1133, NextOffset: 1170
     testutil.go:509: Offset: 1414, NextOffset: 1451
     testutil.go:509: Offset: 1170, NextOffset: 1466
     testutil.go:509: Offset: 1451, NextOffset: 1747
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 348, NextOffset: 385
     testutil.go:509: Offset: 172, NextOffset: 467
     testutil.go:509: Offset: 385, NextOffset: 680
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 467, NextOffset: 504
     testutil.go:509: Offset: 680, NextOffset: 717
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48100 96230 96715]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 504, NextOffset: 800
     testutil.go:509: Offset: 717, NextOffset: 1047
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1466, NextOffset: 1503
-    testutil.go:509: Offset: 1747, NextOffset: 1784
-    testutil.go:509: Offset: 1503, NextOffset: 1799
-    testutil.go:509: Offset: 1784, NextOffset: 2114
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty2 foo_empty3 foo4 foo6 foo_empty foo2 foo3] vs [foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo3 foo4 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 348, NextOffset: 385
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 385, NextOffset: 680
-    testutil.go:509: Offset: 172, NextOffset: 467
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty3 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo4 foo_empty4 .no.prefetch.landmark] vs [foo5 foo6 foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo foo_empty foo2 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1047, NextOffset: 1084
+    testutil.go:509: Offset: 800, NextOffset: 837
+    testutil.go:509: Offset: 1084, NextOffset: 1414
+    testutil.go:509: Offset: 837, NextOffset: 1133
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1414, NextOffset: 1451
     testutil.go:509: Offset: 1133, NextOffset: 1170
     testutil.go:509: Offset: 1451, NextOffset: 1747
     testutil.go:509: Offset: 1170, NextOffset: 1466
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2114, NextOffset: 2151
-    testutil.go:509: Offset: 1799, NextOffset: 1836
-    testutil.go:509: Offset: 2151, NextOffset: 5510
-    testutil.go:509: Offset: 1836, NextOffset: 5075
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 348, NextOffset: 385
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 385, NextOffset: 680
+    testutil.go:509: Offset: 172, NextOffset: 467
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 680, NextOffset: 717
     testutil.go:509: Offset: 467, NextOffset: 504
     testutil.go:509: Offset: 717, NextOffset: 1047
     testutil.go:509: Offset: 504, NextOffset: 800
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1047, NextOffset: 1084
-    testutil.go:509: Offset: 800, NextOffset: 837
-    testutil.go:509: Offset: 1084, NextOffset: 1414
-    testutil.go:509: Offset: 837, NextOffset: 1133
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1747, NextOffset: 1784
     testutil.go:509: Offset: 1466, NextOffset: 1503
     testutil.go:509: Offset: 1784, NextOffset: 2114
     testutil.go:509: Offset: 1503, NextOffset: 1799
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48110 96240 96720]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48110 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96240 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96720 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177f0STARGZ"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2114, NextOffset: 2151
+    testutil.go:509: Offset: 1799, NextOffset: 1836
+    testutil.go:509: Offset: 2151, NextOffset: 5510
+    testutil.go:509: Offset: 1836, NextOffset: 5075
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 48100 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96230 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96715 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e6STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48110,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48100,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48110,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48100,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [barlink dev .no.prefetch.landmark baz.txt foo1.txt test test2 bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
@@ -41950,27 +44245,25 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink dev .no.prefetch.landmark baz.txt foo1.txt test test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 10147, NextOffset: 10184
     testutil.go:509: Offset: 9034, NextOffset: 9071
     testutil.go:509: Offset: 10184, NextOffset: 10221
@@ -41979,6 +44272,12 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -41994,36 +44293,72 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48100 96216 96701]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48100 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96216 in stargz, uncompressed length 3584
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [3] at 96701 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d8STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48100,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48100,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark bar foo3.txt barlink test dev baz.txt foo1.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 0, NextOffset: 16621
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -42054,31 +44389,24 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt barlink test dev baz.txt foo1.txt test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -42092,13 +44420,11 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -42112,59 +44438,58 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48110 96226 96706]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48100 96230 96715]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 48110 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96226 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96706 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e2STARGZ"
+    testutil.go:2349:   [1] at 48100 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96230 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96715 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e6STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48110,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48100,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48110,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48100,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt bar barlink test dev .no.prefetch.landmark foo3.txt test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo1.txt bar barlink test test2 baz.txt foo3.txt dev]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
@@ -42181,11 +44506,11 @@
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -42217,26 +44542,14 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt test2 baz.txt foo1.txt bar barlink test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink test test2 baz.txt foo3.txt dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
@@ -42257,15 +44570,6 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -42281,15 +44585,41 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar barlink test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo3.txt barlink foo1.txt bar test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -42302,11 +44632,11 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -42320,8 +44650,6 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -42336,24 +44664,24 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48100 96216 96701]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink foo1.txt bar test dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar barlink test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
@@ -42362,31 +44690,52 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 48100 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96216 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96701 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d8STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48100,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48100,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -42394,6 +44743,11 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
@@ -42402,48 +44756,42 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48109 96237 96717]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48109 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96237 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96717 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177edSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48109,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48109,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48109,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48109,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev baz.txt foo1.txt bar foo3.txt test2 .no.prefetch.landmark barlink test]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar barlink test dev .no.prefetch.landmark foo3.txt test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -42475,33 +44823,26 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark foo3.txt test2 baz.txt foo1.txt bar barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 9034, NextOffset: 9071
     testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 9034, NextOffset: 9071
     testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 9071, NextOffset: 9108
     testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 18601
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt test2 .no.prefetch.landmark barlink test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
@@ -42520,24 +44861,6 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10258, NextOffset: 18601
-    testutil.go:509: Offset: 9145, NextOffset: 16920
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -42554,35 +44877,20 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test .no.prefetch.landmark dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink bar]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -42622,16 +44930,10 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test .no.prefetch.landmark dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -42639,14 +44941,15 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink bar test dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -42657,67 +44960,108 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48098 96231 96716]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16621
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 48098 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96231 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96716 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e7STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48098,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48098,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48098,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48098,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48109 96223 96703]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48109 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96223 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96703 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177dfSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48109,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48109,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48109,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48109,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo3.txt test test2 foo1.txt bar barlink dev]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test test2 dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:509: Offset: 10258, NextOffset: 18601
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 619, NextOffset: 656
@@ -42752,26 +45096,8 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9145, NextOffset: 16920
-    testutil.go:509: Offset: 10258, NextOffset: 18601
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 foo1.txt bar barlink dev .no.prefetch.landmark baz.txt foo3.txt test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test test2 dev .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -42785,9 +45111,18 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -42799,9 +45134,18 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48098 96217 96702]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
@@ -42814,32 +45158,35 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48098 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96217 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96702 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48098,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48098,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48098,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48098,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev bar barlink test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt barlink test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
@@ -42848,67 +45195,59 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev bar barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt barlink test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
@@ -42919,8 +45258,12 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
@@ -42934,7 +45277,9 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
@@ -42952,52 +45297,23 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48106 96244 96729]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96244 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96729 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177f4STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt barlink test dev test2 baz.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev foo3.txt test2]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:509: Offset: 4994, NextOffset: 13219
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -43033,6 +45349,8 @@
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
@@ -43044,23 +45362,16 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt bar foo3.txt .no.prefetch.landmark foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev foo3.txt test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -43074,17 +45385,14 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:509: Offset: 3881, NextOffset: 12106
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -43099,21 +45407,57 @@
     testutil.go:509: Offset: 12217, NextOffset: 22040
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48106 96241 96727]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96241 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96727 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177f1STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt bar test dev foo1.txt foo3.txt barlink test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
@@ -43149,7 +45493,7 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -43158,8 +45502,6 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
@@ -43172,18 +45514,23 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt bar test dev foo1.txt foo3.txt barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 545, NextOffset: 23310
+    testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:395: Comparing: "bar" vs "bar"
@@ -43191,6 +45538,10 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 23310
+    testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -43203,18 +45554,11 @@
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 23310
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 23310
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -43231,62 +45575,43 @@
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48106 96230 96715]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48106 96227 96713]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev test2 foo1.txt bar barlink test .no.prefetch.landmark baz.txt foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96230 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96715 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e6STARGZ"
+    testutil.go:2349:   [2] at 96227 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96713 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e3STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 12106
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test dev test2 foo1.txt bar foo3.txt .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 12106, NextOffset: 12143
     testutil.go:509: Offset: 13219, NextOffset: 13256
     testutil.go:509: Offset: 12143, NextOffset: 12180
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 13256, NextOffset: 13293
     testutil.go:509: Offset: 12180, NextOffset: 12217
     testutil.go:509: Offset: 13293, NextOffset: 13330
     testutil.go:509: Offset: 12217, NextOffset: 22040
     testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -43322,25 +45647,17 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt dev test2 foo1.txt bar barlink test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13330, NextOffset: 23721
-    testutil.go:509: Offset: 12217, NextOffset: 22040
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 foo1.txt bar foo3.txt .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -43354,15 +45671,24 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13330, NextOffset: 23721
+    testutil.go:509: Offset: 12217, NextOffset: 22040
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -43381,18 +45707,21 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:509: Offset: 3881, NextOffset: 12106
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo1.txt dev test2 baz.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
@@ -43401,60 +45730,63 @@
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt dev test2 baz.txt bar foo3.txt barlink test .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
@@ -43465,6 +45797,9 @@
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -43485,9 +45820,6 @@
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -43499,6 +45831,8 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
@@ -43510,29 +45844,73 @@
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48106 96241 96727]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96241 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96727 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177f1STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48106 96227 96713]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96227 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96713 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e3STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt bar foo3.txt test2 foo1.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt foo3.txt test test2 .no.prefetch.landmark bar barlink dev baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12217, NextOffset: 22040
+    testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48106 96244 96729]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
@@ -43556,8 +45934,6 @@
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
@@ -43565,25 +45941,10 @@
     testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12217, NextOffset: 22040
-    testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt test2 foo1.txt barlink test dev .no.prefetch.landmark baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test test2 .no.prefetch.landmark bar barlink dev baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -43595,46 +45956,36 @@
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96244 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96729 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177f4STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1787, NextOffset: 2852
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 730, NextOffset: 1767
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "bar" vs "bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13330, NextOffset: 23721
+    testutil.go:509: Offset: 12217, NextOffset: 22040
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
@@ -43644,54 +45995,27 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13330, NextOffset: 23721
-    testutil.go:509: Offset: 12217, NextOffset: 22040
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt foo3.txt barlink test dev bar test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -43711,12 +46035,12 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
@@ -43733,29 +46057,33 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev bar test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
@@ -43764,8 +46092,6 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
@@ -43779,9 +46105,16 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
@@ -43790,61 +46123,44 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48106 96230 96715]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48107 96241 96727]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96230 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96715 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e6STARGZ"
+    testutil.go:2349:   [1] at 48107 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96241 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96727 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177f1STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48107,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48107,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt barlink test .no.prefetch.landmark dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 12106
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -43857,11 +46173,11 @@
     testutil.go:509: Offset: 12217, NextOffset: 22040
     testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -43877,31 +46193,33 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test .no.prefetch.landmark dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13330, NextOffset: 23721
-    testutil.go:509: Offset: 12217, NextOffset: 22040
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -43915,6 +46233,28 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13330, NextOffset: 23721
+    testutil.go:509: Offset: 12217, NextOffset: 22040
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -43924,40 +46264,43 @@
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 656, NextOffset: 693
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar foo3.txt .no.prefetch.landmark foo1.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
@@ -43966,14 +46309,6 @@
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
@@ -43987,24 +46322,31 @@
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink test dev test2 baz.txt bar foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
@@ -44018,9 +46360,6 @@
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -44029,11 +46368,18 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48107 96227 96713]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
@@ -44042,7 +46388,7 @@
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -44062,33 +46408,32 @@
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48107 96245 96730]
-    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48107 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96245 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96730 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177f5STARGZ"
+    testutil.go:2349:   [1] at 48107 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96227 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 96713 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e3STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48107,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48107,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48107,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test dev test2 foo3.txt barlink .no.prefetch.landmark baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo3.txt barlink foo1.txt test dev test2 .no.prefetch.landmark baz.txt bar]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -44110,11 +46455,11 @@
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -44143,11 +46488,12 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 foo3.txt barlink .no.prefetch.landmark baz.txt foo1.txt bar test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [foo1.txt test dev test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -44158,25 +46504,60 @@
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48544 98027 99601]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48544 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98027 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 99601 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017eebSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48544,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48544,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48544,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48544,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 10147, NextOffset: 10184
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 9034, NextOffset: 9071
     testutil.go:509: Offset: 10184, NextOffset: 10221
     testutil.go:509: Offset: 9071, NextOffset: 9108
@@ -44185,38 +46566,20 @@
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo3.txt test2 foo1.txt bar barlink test dev]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt test test2 baz.txt bar foo3.txt barlink dev .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -44229,7 +46592,7 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -44254,12 +46617,33 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48544 97049 98623]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48544 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97049 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98623 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b19STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48544,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48544,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48544,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48544,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
@@ -44270,21 +46654,8 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test2 foo1.txt bar barlink test dev .no.prefetch.landmark baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test test2 baz.txt bar foo3.txt barlink dev .no.prefetch.landmark foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -44296,16 +46667,16 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -44313,91 +46684,73 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48107 96231 96716]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48544 98027 99601]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar test dev test2 foo3.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 730, NextOffset: 1767
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48107 in stargz, uncompressed length 67584
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 96231 in stargz, uncompressed length 3584
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 96716 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e7STARGZ"
+    testutil.go:2349:   [1] at 48544 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98027 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 99601 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017eebSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48544,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48544,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48544,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48544,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo3.txt test dev foo1.txt bar barlink test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 9034
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48107,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48107,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 4994, NextOffset: 10147
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 9034, NextOffset: 9071
@@ -44409,7 +46762,7 @@
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -44425,12 +46778,35 @@
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar test dev test2 foo3.txt barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt test dev foo1.txt bar barlink test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -44444,16 +46820,9 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -44466,11 +46835,20 @@
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -44480,52 +46858,37 @@
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48544 97049 98623]
+    testutil.go:2330: got gzip streams:
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48544 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97049 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98623 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b19STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48544,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48544,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48544,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48544,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo3.txt barlink test2 .no.prefetch.landmark foo1.txt bar test dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt foo3.txt dev test2 baz.txt bar barlink test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -44536,9 +46899,13 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -44557,20 +46924,18 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar test dev baz.txt foo3.txt barlink test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
@@ -44578,12 +46943,15 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink test .no.prefetch.landmark foo1.txt foo3.txt dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
@@ -44597,10 +46965,35 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -44615,17 +47008,34 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 17133
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48547 98034 99608]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48547 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98034 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 99608 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017ef2STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48547,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48547,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48547,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48547,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt dev foo1.txt bar foo3.txt barlink test test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt barlink test dev .no.prefetch.landmark foo1.txt bar foo3.txt test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -44634,15 +47044,17 @@
     testutil.go:509: Offset: 9071, NextOffset: 9108
     testutil.go:509: Offset: 10184, NextOffset: 10221
     testutil.go:509: Offset: 9108, NextOffset: 9145
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 10221, NextOffset: 10258
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -44671,10 +47083,6 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48113 96255 96740]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
@@ -44682,13 +47090,14 @@
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 2824, NextOffset: 3881
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test test2 .no.prefetch.landmark baz.txt dev foo1.txt bar foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt test2 baz.txt barlink test dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
@@ -44697,27 +47106,12 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10258, NextOffset: 18601
-    testutil.go:509: Offset: 9145, NextOffset: 16920
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "test2" vs "test2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -44745,70 +47139,55 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10258, NextOffset: 18601
+    testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:395: Comparing: "dev" vs "dev"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 48113 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96255 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96740 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ffSTARGZ"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48113,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48113,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt bar barlink test .no.prefetch.landmark baz.txt foo3.txt dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test dev test2 baz.txt bar foo3.txt .no.prefetch.landmark foo1.txt barlink]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -44819,13 +47198,21 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -44835,9 +47222,15 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test .no.prefetch.landmark baz.txt foo3.txt dev test2 foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt bar foo3.txt .no.prefetch.landmark foo1.txt barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48547 97056 98630]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -44846,29 +47239,15 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
@@ -44877,40 +47256,78 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 16621
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48547 in stargz, uncompressed length 67584
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 97056 in stargz, uncompressed length 3584
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 98630 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b20STARGZ"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 545, NextOffset: 18190
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:395: Comparing: "barlink" vs "barlink"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48547,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48547,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48547,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48547,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16621
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18190
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt bar foo3.txt barlink test test2 dev .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -44938,6 +47355,8 @@
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
@@ -44946,9 +47365,10 @@
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 619, NextOffset: 656
@@ -44967,8 +47387,11 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test test2 dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -44976,10 +47399,17 @@
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48549 98040 99628]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
@@ -44990,12 +47420,13 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 10147, NextOffset: 10184
     testutil.go:509: Offset: 9034, NextOffset: 9071
     testutil.go:509: Offset: 10184, NextOffset: 10221
@@ -45004,88 +47435,84 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 48549 in stargz, uncompressed length 68708
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48113 96241 96726]
-    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 98040 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 99628 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017ef8STARGZ"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 582, NextOffset: 619
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1676, NextOffset: 1713
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48549,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 619, NextOffset: 656
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48549,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 656, NextOffset: 693
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1750, NextOffset: 1787
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 693, NextOffset: 730
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48113 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96241 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96726 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177f1STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48113,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48113,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test dev foo1.txt bar test2 .no.prefetch.landmark baz.txt foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test test2 bar foo3.txt dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
@@ -45096,11 +47523,23 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 17133
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
@@ -45109,10 +47548,23 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test test2 bar foo3.txt dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink test dev foo1.txt bar test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
@@ -45126,7 +47578,7 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:395: Comparing: "barlink" vs "barlink"
@@ -45139,22 +47591,6 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:395: Comparing: "test2" vs "test2"
@@ -45165,8 +47601,6 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
@@ -45174,15 +47608,59 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48549 97062 98650]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48549 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97062 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98650 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b26STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48549,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48549,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48549 98040 99628]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48549 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98040 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 99628 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017ef8STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48549,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48549,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1082,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1153,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1190,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1264,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1082,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1153,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1190,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1264,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev test2 bar .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 386, NextOffset: 493
     testutil.go:509: Offset: 533, NextOffset: 675
@@ -45193,8 +47671,6 @@
     testutil.go:509: Offset: 675, NextOffset: 779
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 597, NextOffset: 971
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 779, NextOffset: 1153
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -45206,10 +47682,10 @@
     testutil.go:509: Offset: 1190, NextOffset: 1227
     testutil.go:509: Offset: 1045, NextOffset: 1082
     testutil.go:509: Offset: 1227, NextOffset: 1264
-    testutil.go:509: Offset: 1082, NextOffset: 2564
+    testutil.go:509: Offset: 1082, NextOffset: 2565
     testutil.go:509: Offset: 1264, NextOffset: 2921
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -45242,34 +47718,18 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 283, NextOffset: 386
     testutil.go:509: Offset: 397, NextOffset: 533
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev test2 bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 675, NextOffset: 779
     testutil.go:509: Offset: 493, NextOffset: 597
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 98, NextOffset: 135
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 323, NextOffset: 360
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 397, NextOffset: 533
-    testutil.go:509: Offset: 283, NextOffset: 386
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 533, NextOffset: 675
-    testutil.go:509: Offset: 386, NextOffset: 493
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 779, NextOffset: 1153
     testutil.go:509: Offset: 597, NextOffset: 971
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -45281,13 +47741,9 @@
     testutil.go:509: Offset: 1227, NextOffset: 1264
     testutil.go:509: Offset: 1045, NextOffset: 1082
     testutil.go:509: Offset: 1264, NextOffset: 2921
-    testutil.go:509: Offset: 1082, NextOffset: 2564
+    testutil.go:509: Offset: 1082, NextOffset: 2565
     testutil.go:395: Comparing: "dev" vs "dev"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48113 96255 96740]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -45307,200 +47763,191 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 98, NextOffset: 135
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 323, NextOffset: 360
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 397, NextOffset: 533
+    testutil.go:509: Offset: 283, NextOffset: 386
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 533, NextOffset: 675
+    testutil.go:509: Offset: 386, NextOffset: 493
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48549 97062 98650]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48113 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96255 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96740 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ffSTARGZ"
+    testutil.go:2349:   [1] at 48549 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97062 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98650 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b26STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48113,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48549,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48113,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48549,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink test dev baz.txt bar test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [barlink test2 .no.prefetch.landmark foo1.txt bar test dev baz.txt foo3.txt]
     testutil.go:395: Comparing: "test" vs "test"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev baz.txt bar test2 .no.prefetch.landmark foo1.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test2 .no.prefetch.landmark foo1.txt bar test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48113 96241 96726]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48551 98046 99634]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 48113 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96241 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96726 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177f1STARGZ"
+    testutil.go:2349:   [1] at 48551 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98046 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 99634 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017efeSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48113,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48551,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48113,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48551,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":987,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1024,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1098,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1167,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1241,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1278,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1019,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1056,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1093,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1162,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1199,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1273,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 605, NextOffset: 987
-    testutil.go:509: Offset: 785, NextOffset: 1167
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 987, NextOffset: 1024
-    testutil.go:509: Offset: 1167, NextOffset: 1204
-    testutil.go:509: Offset: 1024, NextOffset: 1061
-    testutil.go:509: Offset: 1204, NextOffset: 1241
-    testutil.go:509: Offset: 1061, NextOffset: 1098
-    testutil.go:509: Offset: 1241, NextOffset: 1278
-    testutil.go:509: Offset: 1098, NextOffset: 2590
-    testutil.go:509: Offset: 1278, NextOffset: 2942
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -45537,36 +47984,29 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 499, NextOffset: 605
     testutil.go:509: Offset: 679, NextOffset: 785
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 679, NextOffset: 785
-    testutil.go:509: Offset: 499, NextOffset: 605
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 785, NextOffset: 1167
-    testutil.go:509: Offset: 605, NextOffset: 987
+    testutil.go:509: Offset: 605, NextOffset: 982
+    testutil.go:509: Offset: 785, NextOffset: 1162
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1167, NextOffset: 1204
-    testutil.go:509: Offset: 987, NextOffset: 1024
-    testutil.go:509: Offset: 1204, NextOffset: 1241
-    testutil.go:509: Offset: 1024, NextOffset: 1061
-    testutil.go:509: Offset: 1241, NextOffset: 1278
-    testutil.go:509: Offset: 1061, NextOffset: 1098
-    testutil.go:509: Offset: 1278, NextOffset: 2942
-    testutil.go:509: Offset: 1098, NextOffset: 2590
+    testutil.go:509: Offset: 982, NextOffset: 1019
+    testutil.go:509: Offset: 1162, NextOffset: 1199
+    testutil.go:509: Offset: 1019, NextOffset: 1056
+    testutil.go:509: Offset: 1199, NextOffset: 1236
+    testutil.go:509: Offset: 1056, NextOffset: 1093
+    testutil.go:509: Offset: 1236, NextOffset: 1273
+    testutil.go:509: Offset: 1093, NextOffset: 2590
+    testutil.go:509: Offset: 1273, NextOffset: 2941
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt .no.prefetch.landmark barlink test dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -45579,12 +48019,47 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 284, NextOffset: 390
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 679
+    testutil.go:509: Offset: 390, NextOffset: 499
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 679, NextOffset: 785
+    testutil.go:509: Offset: 499, NextOffset: 605
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 785, NextOffset: 1162
+    testutil.go:509: Offset: 605, NextOffset: 982
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1162, NextOffset: 1199
+    testutil.go:509: Offset: 982, NextOffset: 1019
+    testutil.go:509: Offset: 1199, NextOffset: 1236
+    testutil.go:509: Offset: 1019, NextOffset: 1056
+    testutil.go:509: Offset: 1236, NextOffset: 1273
+    testutil.go:509: Offset: 1056, NextOffset: 1093
+    testutil.go:509: Offset: 1273, NextOffset: 2941
+    testutil.go:509: Offset: 1093, NextOffset: 2590
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 136, NextOffset: 173
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 323, NextOffset: 360
@@ -45593,164 +48068,201 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:509: Offset: 284, NextOffset: 390
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 679
-    testutil.go:509: Offset: 390, NextOffset: 499
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48551 97068 98656]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48551 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97068 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98656 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b2cSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48551,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48551,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt bar foo3.txt test dev barlink test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink foo1.txt bar foo3.txt test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev barlink test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink foo1.txt bar foo3.txt test dev test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48113 96255 96740]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48545 98032 99613]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48113 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96255 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96740 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ffSTARGZ"
+    testutil.go:2349:   [1] at 48545 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98032 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 99613 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017ef0STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48113,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48545,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48545,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48113,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48545,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48545,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48545 97054 98635]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48545 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97054 in stargz, uncompressed length 3584
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [3] at 98635 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b1eSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48545,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48545,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48545,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48545,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":981,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1018,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1055,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1160,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1197,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1271,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":981,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1018,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1055,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1160,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1197,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1271,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev test2 .no.prefetch.landmark bar foo3.txt test baz.txt foo1.txt barlink]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -45760,10 +48272,10 @@
     testutil.go:509: Offset: 1197, NextOffset: 1234
     testutil.go:509: Offset: 1055, NextOffset: 1092
     testutil.go:509: Offset: 1234, NextOffset: 1271
-    testutil.go:509: Offset: 1092, NextOffset: 2578
+    testutil.go:509: Offset: 1092, NextOffset: 2579
     testutil.go:509: Offset: 1271, NextOffset: 2921
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -45807,9 +48319,8 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 603, NextOffset: 981
     testutil.go:509: Offset: 782, NextOffset: 1160
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt barlink dev test2 .no.prefetch.landmark bar foo3.txt test baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -45826,9 +48337,30 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 534, NextOffset: 677
     testutil.go:509: Offset: 388, NextOffset: 498
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 677, NextOffset: 782
+    testutil.go:509: Offset: 498, NextOffset: 603
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 782, NextOffset: 1160
+    testutil.go:509: Offset: 603, NextOffset: 981
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1160, NextOffset: 1197
+    testutil.go:509: Offset: 981, NextOffset: 1018
+    testutil.go:509: Offset: 1197, NextOffset: 1234
+    testutil.go:509: Offset: 1018, NextOffset: 1055
+    testutil.go:509: Offset: 1234, NextOffset: 1271
+    testutil.go:509: Offset: 1055, NextOffset: 1092
+    testutil.go:509: Offset: 1271, NextOffset: 2921
+    testutil.go:509: Offset: 1092, NextOffset: 2579
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -45848,35 +48380,36 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 677, NextOffset: 782
-    testutil.go:509: Offset: 498, NextOffset: 603
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 782, NextOffset: 1160
-    testutil.go:509: Offset: 603, NextOffset: 981
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1160, NextOffset: 1197
-    testutil.go:509: Offset: 981, NextOffset: 1018
-    testutil.go:509: Offset: 1197, NextOffset: 1234
-    testutil.go:509: Offset: 1018, NextOffset: 1055
-    testutil.go:509: Offset: 1234, NextOffset: 1271
-    testutil.go:509: Offset: 1055, NextOffset: 1092
-    testutil.go:509: Offset: 1271, NextOffset: 2921
-    testutil.go:509: Offset: 1092, NextOffset: 2578
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48545 98032 99613]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48545 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98032 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 99613 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017ef0STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48545,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48545,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48545,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48545,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo3.txt barlink test test2 foo1.txt dev .no.prefetch.landmark baz.txt bar]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [barlink test test2 .no.prefetch.landmark baz.txt foo3.txt dev foo1.txt bar]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -45898,11 +48431,11 @@
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -45931,17 +48464,8 @@
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2207
-    testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink test test2 foo1.txt dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt dev foo1.txt bar barlink test test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
@@ -45955,14 +48479,23 @@
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2395
+    testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2395
+    testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2395
-    testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -45990,62 +48523,49 @@
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2395
-    testutil.go:509: Offset: 0, NextOffset: 2207
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48113 96241 96726]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48545 97054 98635]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48113 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96241 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96726 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177f1STARGZ"
+    testutil.go:2349:   [1] at 48545 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97054 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98635 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b1eSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48113,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48545,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48545,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48113,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48545,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48545,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":987,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1024,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1098,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1167,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1241,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1278,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar foo3.txt test dev test2 .no.prefetch.landmark foo1.txt barlink baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:509: Offset: 536, NextOffset: 680
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 500, NextOffset: 606
-    testutil.go:509: Offset: 680, NextOffset: 786
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 606, NextOffset: 986
-    testutil.go:509: Offset: 786, NextOffset: 1166
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt test foo1.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 986, NextOffset: 1023
-    testutil.go:509: Offset: 1166, NextOffset: 1203
-    testutil.go:509: Offset: 1023, NextOffset: 1060
-    testutil.go:509: Offset: 1203, NextOffset: 1240
-    testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1240, NextOffset: 1277
-    testutil.go:509: Offset: 1097, NextOffset: 2582
-    testutil.go:509: Offset: 1277, NextOffset: 2938
+    testutil.go:509: Offset: 987, NextOffset: 1024
+    testutil.go:509: Offset: 1167, NextOffset: 1204
+    testutil.go:509: Offset: 1024, NextOffset: 1061
+    testutil.go:509: Offset: 1204, NextOffset: 1241
+    testutil.go:509: Offset: 1061, NextOffset: 1098
+    testutil.go:509: Offset: 1241, NextOffset: 1278
+    testutil.go:509: Offset: 1098, NextOffset: 2582
+    testutil.go:509: Offset: 1278, NextOffset: 2938
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -46065,12 +48585,14 @@
     testutil.go:509: Offset: 361, NextOffset: 398
     testutil.go:509: Offset: 285, NextOffset: 390
     testutil.go:509: Offset: 398, NextOffset: 536
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 100, NextOffset: 137
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 137, NextOffset: 174
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48547 98040 99621]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 250, NextOffset: 287
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 287, NextOffset: 324
@@ -46080,21 +48602,37 @@
     testutil.go:509: Offset: 361, NextOffset: 398
     testutil.go:509: Offset: 285, NextOffset: 390
     testutil.go:509: Offset: 398, NextOffset: 536
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 390, NextOffset: 500
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 500, NextOffset: 606
+    testutil.go:509: Offset: 680, NextOffset: 786
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 606, NextOffset: 987
+    testutil.go:509: Offset: 786, NextOffset: 1167
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink baz.txt bar foo3.txt test dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1166, NextOffset: 1203
-    testutil.go:509: Offset: 986, NextOffset: 1023
-    testutil.go:509: Offset: 1203, NextOffset: 1240
-    testutil.go:509: Offset: 1023, NextOffset: 1060
-    testutil.go:509: Offset: 1240, NextOffset: 1277
-    testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1277, NextOffset: 2938
-    testutil.go:509: Offset: 1097, NextOffset: 2582
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt test foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:509: Offset: 390, NextOffset: 500
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 680, NextOffset: 786
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 500, NextOffset: 606
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 786, NextOffset: 1167
+    testutil.go:509: Offset: 606, NextOffset: 987
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -46114,10 +48652,6 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 680
-    testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -46128,199 +48662,235 @@
     testutil.go:509: Offset: 324, NextOffset: 361
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 361, NextOffset: 398
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 48547 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98040 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 99621 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017ef8STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48547,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48547,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48547,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48547,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 248, NextOffset: 285
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo2"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 398, NextOffset: 536
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 680, NextOffset: 786
-    testutil.go:509: Offset: 500, NextOffset: 606
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 786, NextOffset: 1166
-    testutil.go:509: Offset: 606, NextOffset: 986
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1167, NextOffset: 1204
+    testutil.go:509: Offset: 987, NextOffset: 1024
+    testutil.go:509: Offset: 1204, NextOffset: 1241
+    testutil.go:509: Offset: 1024, NextOffset: 1061
+    testutil.go:509: Offset: 1241, NextOffset: 1278
+    testutil.go:509: Offset: 1061, NextOffset: 1098
+    testutil.go:509: Offset: 1278, NextOffset: 2938
+    testutil.go:509: Offset: 1098, NextOffset: 2582
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48547 97062 98643]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48547 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97062 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98643 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b26STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48547,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48547,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48547,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48547,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev foo1.txt barlink test test2 .no.prefetch.landmark baz.txt bar foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar barlink test test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt dev foo1.txt barlink test test2 .no.prefetch.landmark baz.txt bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [dev bar barlink test test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48110 96250 96734]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48551 98045 99639]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 48110 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96250 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96734 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177faSTARGZ"
+    testutil.go:2349:   [1] at 48551 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98045 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 99639 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017efdSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48110,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48551,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48110,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48551,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48551 97067 98661]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48551 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97067 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98661 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b2bSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48551,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48551,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1086,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1123,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1160,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1197,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1268,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1305,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1342,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1379,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1085,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1159,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1196,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1267,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1304,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1341,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1378,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink bar test dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 493, NextOffset: 597
-    testutil.go:509: Offset: 675, NextOffset: 779
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 597, NextOffset: 1086
-    testutil.go:509: Offset: 779, NextOffset: 1268
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1086, NextOffset: 1123
-    testutil.go:509: Offset: 1268, NextOffset: 1305
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1305, NextOffset: 1342
-    testutil.go:509: Offset: 1160, NextOffset: 1197
-    testutil.go:509: Offset: 1342, NextOffset: 1379
-    testutil.go:509: Offset: 1197, NextOffset: 2797
-    testutil.go:509: Offset: 1379, NextOffset: 3153
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt bar barlink test .no.prefetch.landmark foo3.txt dev test2 baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -46328,8 +48898,6 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 98, NextOffset: 135
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -46358,39 +48926,28 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 386, NextOffset: 493
     testutil.go:509: Offset: 533, NextOffset: 675
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink bar test dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 533, NextOffset: 675
-    testutil.go:509: Offset: 386, NextOffset: 493
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 779, NextOffset: 1268
-    testutil.go:509: Offset: 597, NextOffset: 1086
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 675, NextOffset: 779
     testutil.go:509: Offset: 493, NextOffset: 597
+    testutil.go:509: Offset: 675, NextOffset: 779
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 597, NextOffset: 1085
+    testutil.go:509: Offset: 779, NextOffset: 1267
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1268, NextOffset: 1305
-    testutil.go:509: Offset: 1086, NextOffset: 1123
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1305, NextOffset: 1342
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1342, NextOffset: 1379
-    testutil.go:509: Offset: 1160, NextOffset: 1197
-    testutil.go:509: Offset: 1379, NextOffset: 3153
-    testutil.go:509: Offset: 1197, NextOffset: 2797
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 1085, NextOffset: 1122
+    testutil.go:509: Offset: 1267, NextOffset: 1304
+    testutil.go:509: Offset: 1122, NextOffset: 1159
+    testutil.go:509: Offset: 1304, NextOffset: 1341
+    testutil.go:509: Offset: 1159, NextOffset: 1196
+    testutil.go:509: Offset: 1341, NextOffset: 1378
+    testutil.go:509: Offset: 1196, NextOffset: 2791
+    testutil.go:509: Offset: 1378, NextOffset: 3148
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink test .no.prefetch.landmark foo3.txt dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -46419,181 +48976,237 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 533, NextOffset: 675
+    testutil.go:509: Offset: 386, NextOffset: 493
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 675, NextOffset: 779
+    testutil.go:509: Offset: 493, NextOffset: 597
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1267, NextOffset: 1304
+    testutil.go:509: Offset: 1085, NextOffset: 1122
+    testutil.go:509: Offset: 1304, NextOffset: 1341
+    testutil.go:509: Offset: 1122, NextOffset: 1159
+    testutil.go:509: Offset: 1341, NextOffset: 1378
+    testutil.go:509: Offset: 1159, NextOffset: 1196
+    testutil.go:509: Offset: 1378, NextOffset: 3148
+    testutil.go:509: Offset: 1196, NextOffset: 2791
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 779, NextOffset: 1267
+    testutil.go:509: Offset: 597, NextOffset: 1085
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48110 96236 96720]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48551 98045 99639]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48110 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96236 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96720 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ecSTARGZ"
+    testutil.go:2349:   [1] at 48551 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98045 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 99639 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017efdSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48110,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48551,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48110,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48551,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48551 97067 98661]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48551 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97067 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 98661 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b2bSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48551,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48551,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test dev baz.txt test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark baz.txt barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test dev baz.txt test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48554 98052 99646]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48554 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98052 in stargz, uncompressed length 3584
+    testutil.go:2349:   [3] at 99646 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017f04STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48554,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48554,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48554,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48554,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1095,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1132,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1169,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1206,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1275,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1312,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1349,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1386,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1094,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1131,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1168,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1205,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1274,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1311,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1348,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1385,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 605, NextOffset: 1095
-    testutil.go:509: Offset: 785, NextOffset: 1275
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1095, NextOffset: 1132
-    testutil.go:509: Offset: 1275, NextOffset: 1312
-    testutil.go:509: Offset: 1132, NextOffset: 1169
-    testutil.go:509: Offset: 1312, NextOffset: 1349
-    testutil.go:509: Offset: 1169, NextOffset: 1206
-    testutil.go:509: Offset: 1349, NextOffset: 1386
-    testutil.go:509: Offset: 1206, NextOffset: 2815
-    testutil.go:509: Offset: 1386, NextOffset: 3152
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [dev test2 foo1.txt bar .no.prefetch.landmark baz.txt foo3.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -46603,13 +49216,13 @@
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 286, NextOffset: 323
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 210, NextOffset: 247
     testutil.go:509: Offset: 323, NextOffset: 360
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 284, NextOffset: 390
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -46622,6 +49235,11 @@
     testutil.go:509: Offset: 323, NextOffset: 360
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 360, NextOffset: 397
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48554 97074 98668]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
@@ -46632,37 +49250,46 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 499, NextOffset: 605
     testutil.go:509: Offset: 679, NextOffset: 785
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 605, NextOffset: 1094
+    testutil.go:509: Offset: 785, NextOffset: 1274
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1094, NextOffset: 1131
+    testutil.go:509: Offset: 1274, NextOffset: 1311
+    testutil.go:509: Offset: 1131, NextOffset: 1168
+    testutil.go:509: Offset: 1311, NextOffset: 1348
+    testutil.go:509: Offset: 1168, NextOffset: 1205
+    testutil.go:509: Offset: 1348, NextOffset: 1385
+    testutil.go:509: Offset: 1205, NextOffset: 2814
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48554 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97074 in stargz, uncompressed length 3584
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1385, NextOffset: 3159
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt .no.prefetch.landmark barlink test dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 foo1.txt bar .no.prefetch.landmark baz.txt foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 679, NextOffset: 785
     testutil.go:509: Offset: 499, NextOffset: 605
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 785, NextOffset: 1275
-    testutil.go:509: Offset: 605, NextOffset: 1095
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1275, NextOffset: 1312
-    testutil.go:509: Offset: 1095, NextOffset: 1132
-    testutil.go:509: Offset: 1312, NextOffset: 1349
-    testutil.go:509: Offset: 1132, NextOffset: 1169
-    testutil.go:509: Offset: 1349, NextOffset: 1386
-    testutil.go:509: Offset: 1169, NextOffset: 1206
-    testutil.go:509: Offset: 1386, NextOffset: 3152
-    testutil.go:509: Offset: 1206, NextOffset: 2815
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 98668 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b32STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48554,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48554,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48554,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48554,"innerOffset":3584,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":64000,"chunkDigest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 249, NextOffset: 286
@@ -46671,20 +49298,48 @@
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 323, NextOffset: 360
     testutil.go:509: Offset: 210, NextOffset: 247
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 284, NextOffset: 390
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 785, NextOffset: 1274
+    testutil.go:509: Offset: 605, NextOffset: 1094
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1274, NextOffset: 1311
+    testutil.go:509: Offset: 1094, NextOffset: 1131
+    testutil.go:509: Offset: 1311, NextOffset: 1348
+    testutil.go:509: Offset: 1131, NextOffset: 1168
+    testutil.go:509: Offset: 1348, NextOffset: 1385
+    testutil.go:509: Offset: 1168, NextOffset: 1205
+    testutil.go:509: Offset: 1385, NextOffset: 3159
+    testutil.go:509: Offset: 1205, NextOffset: 2814
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 136, NextOffset: 173
     testutil.go:509: Offset: 286, NextOffset: 323
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48110 96250 96734]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 323, NextOffset: 360
     testutil.go:509: Offset: 210, NextOffset: 247
@@ -46694,189 +49349,253 @@
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 536, NextOffset: 679
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 390, NextOffset: 499
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 48110 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96250 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96734 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177faSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48110,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48110,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [dev .no.prefetch.landmark baz.txt test test2 foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar test2 foo1.txt foo3.txt barlink test dev .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2643
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink dev .no.prefetch.landmark baz.txt test test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:401: Directory: "" vs "": [baz.txt bar test2 foo1.txt foo3.txt barlink test dev .no.prefetch.landmark] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48110 96236 96720]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1096,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1133,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1170,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1207,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1275,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1312,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1349,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1386,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink .no.prefetch.landmark baz.txt bar foo3.txt test dev test2 foo1.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 48110 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96236 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96720 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ecSTARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48110,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48110,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1095,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1132,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1169,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1206,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1274,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1311,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1348,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1385,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt test test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -46914,26 +49633,46 @@
     testutil.go:509: Offset: 498, NextOffset: 603
     testutil.go:509: Offset: 677, NextOffset: 782
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 603, NextOffset: 1096
-    testutil.go:509: Offset: 782, NextOffset: 1275
+    testutil.go:509: Offset: 603, NextOffset: 1095
+    testutil.go:509: Offset: 782, NextOffset: 1274
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1096, NextOffset: 1133
-    testutil.go:509: Offset: 1275, NextOffset: 1312
-    testutil.go:509: Offset: 1133, NextOffset: 1170
-    testutil.go:509: Offset: 1312, NextOffset: 1349
-    testutil.go:509: Offset: 1170, NextOffset: 1207
-    testutil.go:509: Offset: 1349, NextOffset: 1386
-    testutil.go:509: Offset: 1207, NextOffset: 2809
-    testutil.go:509: Offset: 1386, NextOffset: 3141
+    testutil.go:509: Offset: 1095, NextOffset: 1132
+    testutil.go:509: Offset: 1274, NextOffset: 1311
+    testutil.go:509: Offset: 1132, NextOffset: 1169
+    testutil.go:509: Offset: 1311, NextOffset: 1348
+    testutil.go:509: Offset: 1169, NextOffset: 1206
+    testutil.go:509: Offset: 1348, NextOffset: 1385
+    testutil.go:509: Offset: 1206, NextOffset: 2809
+    testutil.go:509: Offset: 1385, NextOffset: 3148
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test dev test2 foo1.txt barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink dev foo1.txt test test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 534, NextOffset: 677
     testutil.go:509: Offset: 388, NextOffset: 498
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1274, NextOffset: 1311
+    testutil.go:509: Offset: 1095, NextOffset: 1132
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1311, NextOffset: 1348
+    testutil.go:509: Offset: 1132, NextOffset: 1169
+    testutil.go:509: Offset: 1348, NextOffset: 1385
+    testutil.go:509: Offset: 1169, NextOffset: 1206
+    testutil.go:509: Offset: 1385, NextOffset: 3148
+    testutil.go:509: Offset: 1206, NextOffset: 2809
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -46947,33 +49686,6 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 677, NextOffset: 782
-    testutil.go:509: Offset: 498, NextOffset: 603
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 782, NextOffset: 1275
-    testutil.go:509: Offset: 603, NextOffset: 1096
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1275, NextOffset: 1312
-    testutil.go:509: Offset: 1096, NextOffset: 1133
-    testutil.go:509: Offset: 1312, NextOffset: 1349
-    testutil.go:509: Offset: 1133, NextOffset: 1170
-    testutil.go:509: Offset: 1349, NextOffset: 1386
-    testutil.go:509: Offset: 1170, NextOffset: 1207
-    testutil.go:509: Offset: 1386, NextOffset: 3141
-    testutil.go:509: Offset: 1207, NextOffset: 2809
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -46987,38 +49699,98 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 677, NextOffset: 782
+    testutil.go:509: Offset: 498, NextOffset: 603
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 782, NextOffset: 1274
+    testutil.go:509: Offset: 603, NextOffset: 1095
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt barlink test dev test2 baz.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt test dev .no.prefetch.landmark bar foo3.txt barlink test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2445
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 2634
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2445
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 2634
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -47026,124 +49798,225 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink test dev test2 baz.txt bar foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo1.txt test dev .no.prefetch.landmark bar foo3.txt barlink test2 baz.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2634
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 2634
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48107 96250 96734]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48107 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96250 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96734 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177faSTARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48107,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48107,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1105,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1142,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1216,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1285,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1322,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1359,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1396,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1105,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1142,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1216,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1285,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1322,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1359,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1396,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt barlink test dev foo1.txt bar foo3.txt test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink dev test2 foo1.txt bar foo3.txt test .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 100, NextOffset: 137
+    testutil.go:509: Offset: 213, NextOffset: 250
+    testutil.go:509: Offset: 137, NextOffset: 174
+    testutil.go:509: Offset: 250, NextOffset: 287
+    testutil.go:509: Offset: 174, NextOffset: 211
+    testutil.go:509: Offset: 287, NextOffset: 324
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 324, NextOffset: 361
+    testutil.go:509: Offset: 248, NextOffset: 285
+    testutil.go:509: Offset: 361, NextOffset: 398
+    testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 100, NextOffset: 137
     testutil.go:509: Offset: 213, NextOffset: 250
@@ -47174,37 +50047,16 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 1105, NextOffset: 1142
     testutil.go:509: Offset: 1285, NextOffset: 1322
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1142, NextOffset: 1179
     testutil.go:509: Offset: 1322, NextOffset: 1359
     testutil.go:509: Offset: 1179, NextOffset: 1216
     testutil.go:509: Offset: 1359, NextOffset: 1396
-    testutil.go:509: Offset: 1216, NextOffset: 2814
-    testutil.go:509: Offset: 1396, NextOffset: 3164
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 100, NextOffset: 137
-    testutil.go:509: Offset: 213, NextOffset: 250
-    testutil.go:509: Offset: 137, NextOffset: 174
-    testutil.go:509: Offset: 250, NextOffset: 287
-    testutil.go:509: Offset: 174, NextOffset: 211
-    testutil.go:509: Offset: 287, NextOffset: 324
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 324, NextOffset: 361
-    testutil.go:509: Offset: 248, NextOffset: 285
-    testutil.go:509: Offset: 361, NextOffset: 398
-    testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:509: Offset: 398, NextOffset: 536
+    testutil.go:509: Offset: 1216, NextOffset: 2813
+    testutil.go:509: Offset: 1396, NextOffset: 3162
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test2 .no.prefetch.landmark baz.txt barlink test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [test .no.prefetch.landmark baz.txt barlink dev test2 foo1.txt bar foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -47219,34 +50071,12 @@
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1285, NextOffset: 1322
-    testutil.go:509: Offset: 1105, NextOffset: 1142
-    testutil.go:509: Offset: 1322, NextOffset: 1359
-    testutil.go:509: Offset: 1142, NextOffset: 1179
-    testutil.go:509: Offset: 1359, NextOffset: 1396
-    testutil.go:509: Offset: 1179, NextOffset: 1216
-    testutil.go:509: Offset: 1396, NextOffset: 3164
-    testutil.go:509: Offset: 1216, NextOffset: 2814
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 680
-    testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 680, NextOffset: 786
-    testutil.go:509: Offset: 500, NextOffset: 606
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 786, NextOffset: 1285
-    testutil.go:509: Offset: 606, NextOffset: 1105
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -47255,6 +50085,25 @@
     testutil.go:509: Offset: 250, NextOffset: 287
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 287, NextOffset: 324
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 324, NextOffset: 361
     testutil.go:509: Offset: 211, NextOffset: 248
@@ -47262,167 +50111,331 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:509: Offset: 390, NextOffset: 500
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 680, NextOffset: 786
+    testutil.go:509: Offset: 500, NextOffset: 606
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 786, NextOffset: 1285
+    testutil.go:509: Offset: 606, NextOffset: 1105
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1285, NextOffset: 1322
+    testutil.go:509: Offset: 1105, NextOffset: 1142
+    testutil.go:509: Offset: 1322, NextOffset: 1359
+    testutil.go:509: Offset: 1142, NextOffset: 1179
+    testutil.go:509: Offset: 1359, NextOffset: 1396
+    testutil.go:509: Offset: 1179, NextOffset: 1216
+    testutil.go:509: Offset: 1396, NextOffset: 3162
+    testutil.go:509: Offset: 1216, NextOffset: 2813
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48107 96236 96720]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink test test2 baz.txt bar dev]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark bar foo3.txt barlink test2 baz.txt foo1.txt test dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
     testutil.go:395: Comparing: "bar" vs "bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2464
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 2653
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
+    testutil.go:509: Offset: 0, NextOffset: 2464
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 2653
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48107 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96236 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96720 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ecSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2655
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48107,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48107,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt barlink test test2 baz.txt bar dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt barlink test2 baz.txt foo1.txt test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":976,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1013,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1050,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":678,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":783,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1158,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1195,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1269,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":976,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1013,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1050,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":678,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":783,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1158,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1195,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1269,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt barlink dev test2 test .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink test dev foo1.txt bar foo3.txt test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 98, NextOffset: 135
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 323, NextOffset: 360
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 283, NextOffset: 387
+    testutil.go:509: Offset: 397, NextOffset: 535
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 387, NextOffset: 496
+    testutil.go:509: Offset: 535, NextOffset: 678
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 496, NextOffset: 601
+    testutil.go:509: Offset: 678, NextOffset: 783
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 601, NextOffset: 976
+    testutil.go:509: Offset: 783, NextOffset: 1158
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -47432,14 +50445,14 @@
     testutil.go:509: Offset: 1195, NextOffset: 1232
     testutil.go:509: Offset: 1050, NextOffset: 1087
     testutil.go:509: Offset: 1232, NextOffset: 1269
-    testutil.go:509: Offset: 1087, NextOffset: 2569
+    testutil.go:509: Offset: 1087, NextOffset: 2570
     testutil.go:509: Offset: 1269, NextOffset: 2930
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -47455,48 +50468,88 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 283, NextOffset: 387
     testutil.go:509: Offset: 397, NextOffset: 535
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 98, NextOffset: 135
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 323, NextOffset: 360
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 283, NextOffset: 387
-    testutil.go:509: Offset: 397, NextOffset: 535
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 387, NextOffset: 496
-    testutil.go:509: Offset: 535, NextOffset: 678
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 496, NextOffset: 601
-    testutil.go:509: Offset: 678, NextOffset: 783
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 601, NextOffset: 976
-    testutil.go:509: Offset: 783, NextOffset: 1158
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink dev test2 test .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev foo1.txt bar foo3.txt test2 .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 98, NextOffset: 135
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 286
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 135, NextOffset: 172
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 286, NextOffset: 323
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 172, NextOffset: 209
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 323, NextOffset: 360
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 209, NextOffset: 246
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 535
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 283, NextOffset: 387
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "test" vs "test"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1158, NextOffset: 1195
+    testutil.go:509: Offset: 976, NextOffset: 1013
+    testutil.go:509: Offset: 1195, NextOffset: 1232
+    testutil.go:509: Offset: 1013, NextOffset: 1050
+    testutil.go:509: Offset: 1232, NextOffset: 1269
+    testutil.go:509: Offset: 1050, NextOffset: 1087
+    testutil.go:509: Offset: 1269, NextOffset: 2930
+    testutil.go:509: Offset: 1087, NextOffset: 2570
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 535, NextOffset: 678
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 387, NextOffset: 496
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
@@ -47506,13 +50559,6 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 783, NextOffset: 1158
     testutil.go:509: Offset: 601, NextOffset: 976
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -47528,81 +50574,67 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 535
     testutil.go:509: Offset: 283, NextOffset: 387
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1158, NextOffset: 1195
-    testutil.go:509: Offset: 976, NextOffset: 1013
-    testutil.go:509: Offset: 1195, NextOffset: 1232
-    testutil.go:509: Offset: 1013, NextOffset: 1050
-    testutil.go:509: Offset: 1232, NextOffset: 1269
-    testutil.go:509: Offset: 1050, NextOffset: 1087
-    testutil.go:509: Offset: 1269, NextOffset: 2930
-    testutil.go:509: Offset: 1087, NextOffset: 2569
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48115 96260 96746]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48115 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96260 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96746 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017804STARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48115,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48115,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt bar test dev .no.prefetch.landmark baz.txt foo3.txt barlink test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink foo3.txt test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -47612,110 +50644,149 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark baz.txt foo3.txt barlink test2 foo1.txt bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48115 96246 96732]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24070 48485 72560 97365 97904]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48115 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96246 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96732 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177f6STARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 24070 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48485 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72560 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97365 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97904 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c55STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48115,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24070,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48485,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48115,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48485,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72560,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":608,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1100,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":789,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":608,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1100,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":789,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar test dev test2 baz.txt foo3.txt barlink .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink dev foo3.txt test]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 502, NextOffset: 608
+    testutil.go:509: Offset: 683, NextOffset: 789
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 608, NextOffset: 989
+    testutil.go:509: Offset: 789, NextOffset: 1170
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 989, NextOffset: 1026
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24070 48485 72560 96524 97063]
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1170, NextOffset: 1207
     testutil.go:509: Offset: 1026, NextOffset: 1063
     testutil.go:509: Offset: 1207, NextOffset: 1244
@@ -47724,19 +50795,41 @@
     testutil.go:509: Offset: 1100, NextOffset: 2594
     testutil.go:509: Offset: 1281, NextOffset: 2939
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 100, NextOffset: 137
     testutil.go:509: Offset: 215, NextOffset: 252
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 252, NextOffset: 289
     testutil.go:509: Offset: 174, NextOffset: 211
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 24070 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48485 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72560 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96524 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97063 in stargz, uncompressed length 0; extra="SG\x16\x00000000000001790cSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24070,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48485,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48485,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72560,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 289, NextOffset: 326
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 326, NextOffset: 363
@@ -47760,17 +50853,11 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 391, NextOffset: 502
     testutil.go:509: Offset: 539, NextOffset: 683
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 502, NextOffset: 608
-    testutil.go:509: Offset: 683, NextOffset: 789
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink dev foo3.txt test test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 608, NextOffset: 989
     testutil.go:509: Offset: 789, NextOffset: 1170
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar test dev test2 baz.txt foo3.txt barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:509: Offset: 608, NextOffset: 989
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -47782,12 +50869,6 @@
     testutil.go:509: Offset: 1063, NextOffset: 1100
     testutil.go:509: Offset: 1281, NextOffset: 2939
     testutil.go:509: Offset: 1100, NextOffset: 2594
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -47816,10 +50897,6 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 400, NextOffset: 539
     testutil.go:509: Offset: 285, NextOffset: 391
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 789, NextOffset: 1170
-    testutil.go:509: Offset: 608, NextOffset: 989
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 539, NextOffset: 683
     testutil.go:509: Offset: 391, NextOffset: 502
@@ -47828,18 +50905,45 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 683, NextOffset: 789
     testutil.go:509: Offset: 502, NextOffset: 608
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt barlink test .no.prefetch.landmark baz.txt bar foo3.txt dev test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo3.txt test dev test2 .no.prefetch.landmark foo1.txt bar barlink]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2411
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2411
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2411
+    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2411
+    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2411
+    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -47875,55 +50979,71 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt test dev test2 .no.prefetch.landmark foo1.txt bar barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2411
+    testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24070 48485 72560 97365 97904]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24070 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48485 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72560 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97365 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97904 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c55STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24070,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48485,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48485,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72560,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2411
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt barlink test .no.prefetch.landmark baz.txt bar foo3.txt dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -47939,50 +51059,60 @@
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2411
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2411
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2411
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2411
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2411
-    testutil.go:509: Offset: 0, NextOffset: 2221
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48115 96260 96746]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24070 48485 72560 96524 97063]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48115 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96260 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96746 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017804STARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24070 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48485 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72560 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96524 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97063 in stargz, uncompressed length 0; extra="SG\x16\x00000000000001790cSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48115,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24070,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48485,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48115,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48485,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72560,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":987,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1024,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1098,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1167,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1241,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1278,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar barlink test2 foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink dev test2 baz.txt foo1.txt foo3.txt test .no.prefetch.landmark bar]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 606, NextOffset: 986
+    testutil.go:509: Offset: 786, NextOffset: 1166
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 986, NextOffset: 1023
+    testutil.go:509: Offset: 1166, NextOffset: 1203
+    testutil.go:509: Offset: 1023, NextOffset: 1060
+    testutil.go:509: Offset: 1203, NextOffset: 1240
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24069 48485 72558 97363 97906]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1060, NextOffset: 1097
+    testutil.go:509: Offset: 1240, NextOffset: 1277
+    testutil.go:509: Offset: 1097, NextOffset: 2581
+    testutil.go:509: Offset: 1277, NextOffset: 2932
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -47997,6 +51127,9 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 361, NextOffset: 398
     testutil.go:509: Offset: 285, NextOffset: 390
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -48019,32 +51152,33 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 500, NextOffset: 606
     testutil.go:509: Offset: 680, NextOffset: 786
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 606, NextOffset: 987
-    testutil.go:509: Offset: 786, NextOffset: 1167
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink dev test2 baz.txt foo1.txt foo3.txt test .no.prefetch.landmark bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 987, NextOffset: 1024
-    testutil.go:509: Offset: 1167, NextOffset: 1204
-    testutil.go:509: Offset: 1024, NextOffset: 1061
-    testutil.go:509: Offset: 1204, NextOffset: 1241
-    testutil.go:509: Offset: 1061, NextOffset: 1098
-    testutil.go:509: Offset: 1241, NextOffset: 1278
-    testutil.go:509: Offset: 1098, NextOffset: 2579
-    testutil.go:509: Offset: 1278, NextOffset: 2931
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 24069 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48485 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 72558 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97363 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97906 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c53STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24069,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48485,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48485,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72558,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink test2 foo1.txt foo3.txt test dev .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -48060,31 +51194,6 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 680
-    testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 786, NextOffset: 1167
-    testutil.go:509: Offset: 606, NextOffset: 987
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1167, NextOffset: 1204
-    testutil.go:509: Offset: 987, NextOffset: 1024
-    testutil.go:509: Offset: 1204, NextOffset: 1241
-    testutil.go:509: Offset: 1024, NextOffset: 1061
-    testutil.go:509: Offset: 1241, NextOffset: 1278
-    testutil.go:509: Offset: 1061, NextOffset: 1098
-    testutil.go:509: Offset: 1278, NextOffset: 2931
-    testutil.go:509: Offset: 1098, NextOffset: 2579
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -48098,18 +51207,63 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:509: Offset: 390, NextOffset: 500
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 786, NextOffset: 1166
+    testutil.go:509: Offset: 606, NextOffset: 986
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1166, NextOffset: 1203
+    testutil.go:509: Offset: 986, NextOffset: 1023
+    testutil.go:509: Offset: 1203, NextOffset: 1240
+    testutil.go:509: Offset: 1023, NextOffset: 1060
+    testutil.go:509: Offset: 1240, NextOffset: 1277
+    testutil.go:509: Offset: 1060, NextOffset: 1097
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1277, NextOffset: 2932
+    testutil.go:509: Offset: 1097, NextOffset: 2581
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 680, NextOffset: 786
     testutil.go:509: Offset: 500, NextOffset: 606
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt barlink test2 baz.txt bar test dev .no.prefetch.landmark foo1.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test test2 dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -48117,170 +51271,183 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48115 96246 96732]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24069 48485 72558 96522 97065]
     testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24069 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 48485 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72558 in stargz, uncompressed length 32000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test test2 dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 106, NextOffset: 2399
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [4] at 96522 in stargz, uncompressed length 3072
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2211
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 48115 in stargz, uncompressed length 67584
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2398
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 96246 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96732 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177f6STARGZ"
+    testutil.go:509: Offset: 106, NextOffset: 2399
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [5] at 97065 in stargz, uncompressed length 0; extra="SG\x16\x00000000000001790aSTARGZ"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:401: Directory: "" vs "": [bar test dev .no.prefetch.landmark foo1.txt foo3.txt barlink test2 baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48115,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:509: Offset: 0, NextOffset: 2211
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24069,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48485,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48115,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2398
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2210
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48485,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72558,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2210
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24073 48490 72569 97374 97912]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48490 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72569 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97374 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97912 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c5eSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48490,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48490,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72569,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":138,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":506,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":998,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1035,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1072,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1109,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":540,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":795,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1178,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1289,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":138,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":506,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":998,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1035,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1072,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1109,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":540,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":795,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1178,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1289,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev foo1.txt test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 138
+    testutil.go:509: Offset: 215, NextOffset: 252
+    testutil.go:509: Offset: 138, NextOffset: 175
+    testutil.go:509: Offset: 252, NextOffset: 289
+    testutil.go:509: Offset: 175, NextOffset: 212
+    testutil.go:509: Offset: 289, NextOffset: 326
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 326, NextOffset: 363
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 286, NextOffset: 394
+    testutil.go:509: Offset: 400, NextOffset: 540
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 394, NextOffset: 506
+    testutil.go:509: Offset: 540, NextOffset: 686
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 506, NextOffset: 615
+    testutil.go:509: Offset: 686, NextOffset: 795
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 615, NextOffset: 998
+    testutil.go:509: Offset: 795, NextOffset: 1178
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 998, NextOffset: 1035
     testutil.go:509: Offset: 1178, NextOffset: 1215
     testutil.go:509: Offset: 1035, NextOffset: 1072
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1215, NextOffset: 1252
     testutil.go:509: Offset: 1072, NextOffset: 1109
     testutil.go:509: Offset: 1252, NextOffset: 1289
@@ -48288,10 +51455,10 @@
     testutil.go:509: Offset: 1289, NextOffset: 2944
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -48307,33 +51474,19 @@
     testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:509: Offset: 400, NextOffset: 540
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 138
-    testutil.go:509: Offset: 215, NextOffset: 252
-    testutil.go:509: Offset: 138, NextOffset: 175
-    testutil.go:509: Offset: 252, NextOffset: 289
-    testutil.go:509: Offset: 175, NextOffset: 212
-    testutil.go:509: Offset: 289, NextOffset: 326
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 326, NextOffset: 363
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 286, NextOffset: 394
-    testutil.go:509: Offset: 400, NextOffset: 540
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 394, NextOffset: 506
-    testutil.go:509: Offset: 540, NextOffset: 686
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 506, NextOffset: 615
-    testutil.go:509: Offset: 686, NextOffset: 795
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 615, NextOffset: 998
-    testutil.go:509: Offset: 795, NextOffset: 1178
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink test dev foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [barlink dev test2 .no.prefetch.landmark test baz.txt foo1.txt bar foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1178, NextOffset: 1215
+    testutil.go:509: Offset: 998, NextOffset: 1035
+    testutil.go:509: Offset: 1215, NextOffset: 1252
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 1252, NextOffset: 1289
+    testutil.go:509: Offset: 1072, NextOffset: 1109
+    testutil.go:509: Offset: 1289, NextOffset: 2944
+    testutil.go:509: Offset: 1109, NextOffset: 2591
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 215, NextOffset: 252
     testutil.go:509: Offset: 101, NextOffset: 138
@@ -48347,6 +51500,12 @@
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 400, NextOffset: 540
     testutil.go:509: Offset: 286, NextOffset: 394
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 540, NextOffset: 686
+    testutil.go:509: Offset: 394, NextOffset: 506
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -48356,26 +51515,12 @@
     testutil.go:509: Offset: 795, NextOffset: 1178
     testutil.go:509: Offset: 615, NextOffset: 998
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1178, NextOffset: 1215
-    testutil.go:509: Offset: 998, NextOffset: 1035
-    testutil.go:509: Offset: 1215, NextOffset: 1252
-    testutil.go:509: Offset: 1035, NextOffset: 1072
-    testutil.go:509: Offset: 1252, NextOffset: 1289
-    testutil.go:509: Offset: 1072, NextOffset: 1109
-    testutil.go:509: Offset: 1289, NextOffset: 2944
-    testutil.go:509: Offset: 1109, NextOffset: 2591
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 540, NextOffset: 686
-    testutil.go:509: Offset: 394, NextOffset: 506
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -48391,111 +51536,98 @@
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 400, NextOffset: 540
     testutil.go:509: Offset: 286, NextOffset: 394
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48115 96259 96745]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24073 48490 72569 96533 97071]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48115 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96259 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96745 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017803STARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48490 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72569 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96533 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97071 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017915STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48115,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48490,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48115,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48490,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72569,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt foo3.txt test dev test2 baz.txt bar barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt foo1.txt barlink test bar foo3.txt dev]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2424
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt test dev test2 baz.txt bar barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
+    testutil.go:401: Directory: "" vs "": [foo3.txt dev test2 .no.prefetch.landmark baz.txt foo1.txt barlink test bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -48505,47 +51637,92 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24073 48490 72569 97374 97912]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48490 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72569 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97374 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97912 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c5eSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48490,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48490,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72569,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt bar test dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 836, NextOffset: 869
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 869, NextOffset: 902
+    testutil.go:509: Offset: 1015, NextOffset: 1048
+    testutil.go:509: Offset: 902, NextOffset: 935
+    testutil.go:509: Offset: 1048, NextOffset: 1081
+    testutil.go:509: Offset: 935, NextOffset: 2225
+    testutil.go:509: Offset: 1081, NextOffset: 2510
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -48585,37 +51762,34 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 537, NextOffset: 836
     testutil.go:509: Offset: 683, NextOffset: 982
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 836, NextOffset: 869
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 869, NextOffset: 902
-    testutil.go:509: Offset: 1015, NextOffset: 1048
-    testutil.go:509: Offset: 902, NextOffset: 935
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48115 96245 96731]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1048, NextOffset: 1081
-    testutil.go:509: Offset: 935, NextOffset: 2225
-    testutil.go:509: Offset: 1081, NextOffset: 2512
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink baz.txt bar test dev test2 .no.prefetch.landmark foo1.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test2 barlink test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 215, NextOffset: 248
+    testutil.go:509: Offset: 119, NextOffset: 152
+    testutil.go:509: Offset: 248, NextOffset: 281
+    testutil.go:509: Offset: 152, NextOffset: 185
+    testutil.go:509: Offset: 281, NextOffset: 314
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 314, NextOffset: 347
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 347, NextOffset: 466
+    testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 466, NextOffset: 589
     testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 589, NextOffset: 683
+    testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 683, NextOffset: 982
     testutil.go:509: Offset: 537, NextOffset: 836
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -48624,19 +51798,12 @@
     testutil.go:509: Offset: 248, NextOffset: 281
     testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 281, NextOffset: 314
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 314, NextOffset: 347
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 589, NextOffset: 683
-    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -48646,283 +51813,219 @@
     testutil.go:509: Offset: 869, NextOffset: 902
     testutil.go:509: Offset: 1048, NextOffset: 1081
     testutil.go:509: Offset: 902, NextOffset: 935
-    testutil.go:509: Offset: 1081, NextOffset: 2512
+    testutil.go:509: Offset: 1081, NextOffset: 2510
     testutil.go:509: Offset: 935, NextOffset: 2225
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 215, NextOffset: 248
-    testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 248, NextOffset: 281
-    testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 281, NextOffset: 314
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 314, NextOffset: 347
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 347, NextOffset: 466
-    testutil.go:509: Offset: 251, NextOffset: 345
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48115 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96245 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 96731 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177f5STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24073 48490 72569 96533 97071]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48490 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72569 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96533 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97071 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017915STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48115,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48490,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48115,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48490,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72569,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt bar foo3.txt test test2 baz.txt barlink dev]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt test test2 baz.txt barlink dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev test test2 .no.prefetch.landmark baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48547 98032 99605]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48547 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98032 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 99605 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017ef0STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48547,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48547,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48547,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48547,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48547 97050 98623]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24072 48490 72567 97372 97910]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48490 in stargz, uncompressed length 33536
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":847,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":880,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":913,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":946,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":993,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1059,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":846,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":879,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":912,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":945,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":992,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1025,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1058,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1091,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test2 foo1.txt bar foo3.txt .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 847
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 691, NextOffset: 993
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 847, NextOffset: 880
-    testutil.go:509: Offset: 993, NextOffset: 1026
-    testutil.go:509: Offset: 880, NextOffset: 913
-    testutil.go:509: Offset: 1026, NextOffset: 1059
-    testutil.go:509: Offset: 913, NextOffset: 946
-    testutil.go:509: Offset: 1059, NextOffset: 1092
-    testutil.go:509: Offset: 946, NextOffset: 2239
-    testutil.go:509: Offset: 1092, NextOffset: 2528
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt test test2 bar barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 72567 in stargz, uncompressed length 33124
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 121, NextOffset: 154
-    testutil.go:509: Offset: 217, NextOffset: 250
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48547 in stargz, uncompressed length 67584
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [4] at 97372 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97910 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c5cSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48490,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48490,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72567,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 217, NextOffset: 250
     testutil.go:509: Offset: 154, NextOffset: 187
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 97050 in stargz, uncompressed length 3584
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 250, NextOffset: 283
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 283, NextOffset: 316
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 98623 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b1aSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 220, NextOffset: 253
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48547,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 121, NextOffset: 154
     testutil.go:509: Offset: 217, NextOffset: 250
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48547,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48547,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48547,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 154, NextOffset: 187
     testutil.go:509: Offset: 250, NextOffset: 283
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 283, NextOffset: 316
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 220, NextOffset: 253
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 349, NextOffset: 470
@@ -48934,8 +52037,29 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 846
+    testutil.go:509: Offset: 691, NextOffset: 992
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 846, NextOffset: 879
+    testutil.go:509: Offset: 992, NextOffset: 1025
+    testutil.go:509: Offset: 879, NextOffset: 912
+    testutil.go:509: Offset: 1025, NextOffset: 1058
+    testutil.go:509: Offset: 912, NextOffset: 945
+    testutil.go:509: Offset: 1058, NextOffset: 1091
+    testutil.go:509: Offset: 945, NextOffset: 2241
+    testutil.go:509: Offset: 1091, NextOffset: 2528
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 foo1.txt bar foo3.txt .no.prefetch.landmark baz.txt barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test test2 bar barlink dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -48949,24 +52073,23 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 691, NextOffset: 992
+    testutil.go:509: Offset: 545, NextOffset: 846
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 993, NextOffset: 1026
-    testutil.go:509: Offset: 847, NextOffset: 880
-    testutil.go:509: Offset: 1026, NextOffset: 1059
-    testutil.go:509: Offset: 880, NextOffset: 913
-    testutil.go:509: Offset: 1059, NextOffset: 1092
-    testutil.go:509: Offset: 913, NextOffset: 946
-    testutil.go:509: Offset: 1092, NextOffset: 2528
-    testutil.go:509: Offset: 946, NextOffset: 2239
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:509: Offset: 992, NextOffset: 1025
+    testutil.go:509: Offset: 846, NextOffset: 879
+    testutil.go:509: Offset: 1025, NextOffset: 1058
+    testutil.go:509: Offset: 879, NextOffset: 912
+    testutil.go:509: Offset: 1058, NextOffset: 1091
+    testutil.go:509: Offset: 912, NextOffset: 945
+    testutil.go:509: Offset: 1091, NextOffset: 2528
+    testutil.go:509: Offset: 945, NextOffset: 2241
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -48982,220 +52105,193 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 470, NextOffset: 595
-    testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 595, NextOffset: 691
     testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 691, NextOffset: 993
-    testutil.go:509: Offset: 545, NextOffset: 847
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48547 98032 99605]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24072 48490 72567 96531 97069]
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test2 bar barlink test .no.prefetch.landmark baz.txt foo1.txt foo3.txt dev]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [dev .no.prefetch.landmark foo1.txt bar barlink test test2 baz.txt foo3.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 48547 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98032 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 99605 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017ef0STARGZ"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 48490 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 72567 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96531 in stargz, uncompressed length 3072
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [5] at 97069 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017913STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48547,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48547,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48490,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48547,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48547,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1714
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 1875
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48490,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72567,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt dev test2 bar barlink test .no.prefetch.landmark baz.txt foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink test test2 baz.txt foo3.txt dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48547 97050 98623]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48547 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97050 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98623 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b1aSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48547,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48547,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48547,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48547,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":843,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":876,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":909,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":942,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1022,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1055,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1088,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar barlink .no.prefetch.landmark foo3.txt test dev test2 baz.txt]
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 120, NextOffset: 153
-    testutil.go:509: Offset: 216, NextOffset: 249
-    testutil.go:509: Offset: 153, NextOffset: 186
-    testutil.go:509: Offset: 249, NextOffset: 282
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 282, NextOffset: 315
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 315, NextOffset: 348
-    testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:509: Offset: 348, NextOffset: 468
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24072 48488 72562 97367 97907]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":844,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":877,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":910,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":943,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":990,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1056,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1089,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar dev foo3.txt barlink test test2 .no.prefetch.landmark baz.txt foo1.txt]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 183, NextOffset: 216
@@ -49207,6 +52303,9 @@
     testutil.go:509: Offset: 282, NextOffset: 315
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 315, NextOffset: 348
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 48488 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
@@ -49218,44 +52317,63 @@
     testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 843
-    testutil.go:509: Offset: 687, NextOffset: 989
+    testutil.go:509: Offset: 541, NextOffset: 844
+    testutil.go:509: Offset: 687, NextOffset: 990
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 843, NextOffset: 876
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 876, NextOffset: 909
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 844, NextOffset: 877
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [3] at 72562 in stargz, uncompressed length 33124
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1022, NextOffset: 1055
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1055, NextOffset: 1088
-    testutil.go:509: Offset: 942, NextOffset: 2233
-    testutil.go:509: Offset: 1088, NextOffset: 2522
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt test dev test2 baz.txt foo1.txt bar barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 989
-    testutil.go:509: Offset: 541, NextOffset: 843
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 843, NextOffset: 876
-    testutil.go:509: Offset: 1022, NextOffset: 1055
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1055, NextOffset: 1088
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1088, NextOffset: 2522
-    testutil.go:509: Offset: 942, NextOffset: 2233
+    testutil.go:509: Offset: 990, NextOffset: 1023
+    testutil.go:509: Offset: 877, NextOffset: 910
+    testutil.go:509: Offset: 1023, NextOffset: 1056
+    testutil.go:509: Offset: 910, NextOffset: 943
+    testutil.go:509: Offset: 1056, NextOffset: 1089
+    testutil.go:509: Offset: 943, NextOffset: 2233
+    testutil.go:509: Offset: 1089, NextOffset: 2523
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 87, NextOffset: 120
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 120, NextOffset: 153
+    testutil.go:509: Offset: 216, NextOffset: 249
+    testutil.go:509: Offset: 153, NextOffset: 186
+    testutil.go:509: Offset: 249, NextOffset: 282
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 282, NextOffset: 315
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [4] at 97367 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97907 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c57STARGZ"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 219, NextOffset: 252
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48488,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48488,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72562,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 315, NextOffset: 348
+    testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:509: Offset: 348, NextOffset: 468
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test test2 .no.prefetch.landmark baz.txt foo1.txt bar dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -49263,8 +52381,6 @@
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 216, NextOffset: 249
     testutil.go:509: Offset: 120, NextOffset: 153
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 282
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 282, NextOffset: 315
@@ -49294,20 +52410,51 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 687, NextOffset: 990
+    testutil.go:509: Offset: 541, NextOffset: 844
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 990, NextOffset: 1023
+    testutil.go:509: Offset: 844, NextOffset: 877
+    testutil.go:509: Offset: 1023, NextOffset: 1056
+    testutil.go:509: Offset: 877, NextOffset: 910
+    testutil.go:509: Offset: 1056, NextOffset: 1089
+    testutil.go:509: Offset: 910, NextOffset: 943
+    testutil.go:509: Offset: 1089, NextOffset: 2523
+    testutil.go:509: Offset: 943, NextOffset: 2233
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48550 98039 99611]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24072 48488 72562 96526 97066]
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48488 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72562 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96526 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97066 in stargz, uncompressed length 0; extra="SG\x16\x00000000000001790eSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48488,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48488,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72562,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 foo3.txt dev .no.prefetch.landmark baz.txt foo1.txt bar barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1709
-    testutil.go:509: Offset: 90, NextOffset: 1872
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar dev test2 foo1.txt foo3.txt barlink test .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -49321,9 +52468,6 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1709
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
@@ -49332,7 +52476,7 @@
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -49344,98 +52488,80 @@
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48550 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98039 in stargz, uncompressed length 3584
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1709
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [3] at 99611 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017ef7STARGZ"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1872
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1709
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48550,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1872
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48550,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:509: Offset: 0, NextOffset: 1709
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt dev .no.prefetch.landmark baz.txt foo1.txt bar barlink test test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar dev test2 foo1.txt foo3.txt barlink test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1872
+    testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -49451,45 +52577,60 @@
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1709
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48550 97057 98629]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24072 48488 72562 97367 97907]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48550 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97057 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98629 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b21STARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48488 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72562 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97367 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97907 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c57STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48550,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48488,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48550,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48488,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72562,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":850,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":883,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":916,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":949,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":996,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1029,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1062,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1095,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark bar barlink test dev baz.txt foo1.txt foo3.txt test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 baz.txt dev .no.prefetch.landmark foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:509: Offset: 472, NextOffset: 598
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:509: Offset: 598, NextOffset: 695
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 549, NextOffset: 851
+    testutil.go:509: Offset: 695, NextOffset: 997
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 851, NextOffset: 884
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 884, NextOffset: 917
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 917, NextOffset: 950
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 950, NextOffset: 2248
+    testutil.go:509: Offset: 1096, NextOffset: 2536
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -49518,60 +52659,10 @@
     testutil.go:509: Offset: 317, NextOffset: 350
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:509: Offset: 350, NextOffset: 472
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 351, NextOffset: 452
-    testutil.go:509: Offset: 472, NextOffset: 598
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:509: Offset: 598, NextOffset: 695
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 850
-    testutil.go:509: Offset: 695, NextOffset: 996
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 850, NextOffset: 883
-    testutil.go:509: Offset: 996, NextOffset: 1029
-    testutil.go:509: Offset: 883, NextOffset: 916
-    testutil.go:509: Offset: 1029, NextOffset: 1062
-    testutil.go:509: Offset: 916, NextOffset: 949
-    testutil.go:509: Offset: 1062, NextOffset: 1095
-    testutil.go:509: Offset: 949, NextOffset: 2246
-    testutil.go:509: Offset: 1095, NextOffset: 2536
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt test2 .no.prefetch.landmark bar barlink test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 695
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 996, NextOffset: 1029
-    testutil.go:509: Offset: 850, NextOffset: 883
-    testutil.go:509: Offset: 1029, NextOffset: 1062
-    testutil.go:509: Offset: 883, NextOffset: 916
-    testutil.go:509: Offset: 1062, NextOffset: 1095
-    testutil.go:509: Offset: 916, NextOffset: 949
-    testutil.go:509: Offset: 1095, NextOffset: 2536
-    testutil.go:509: Offset: 949, NextOffset: 2246
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test test2 baz.txt dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -49585,14 +52676,6 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 472, NextOffset: 598
-    testutil.go:509: Offset: 351, NextOffset: 452
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 695, NextOffset: 996
-    testutil.go:509: Offset: 549, NextOffset: 850
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -49606,66 +52689,77 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48552 98045 99632]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark bar barlink dev test2 baz.txt foo1.txt foo3.txt test]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 472, NextOffset: 598
+    testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:509: Offset: 598, NextOffset: 695
+    testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:509: Offset: 695, NextOffset: 997
+    testutil.go:509: Offset: 549, NextOffset: 851
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1720
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 48552 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98045 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 99632 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017efdSTARGZ"
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 851, NextOffset: 884
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 884, NextOffset: 917
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 917, NextOffset: 950
+    testutil.go:509: Offset: 1096, NextOffset: 2536
+    testutil.go:509: Offset: 950, NextOffset: 2248
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24072 48488 72562 96526 97066]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48488 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72562 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96526 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97066 in stargz, uncompressed length 0; extra="SG\x16\x00000000000001790eSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48552,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48552,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48488,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48552,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48552,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48488,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72562,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink test test2 foo1.txt dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1720
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -49697,14 +52791,21 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt foo3.txt test .no.prefetch.landmark bar barlink dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink test test2 foo1.txt dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
@@ -49712,15 +52813,13 @@
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
@@ -49729,63 +52828,72 @@
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:509: Offset: 0, NextOffset: 1720
+    testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48552 97063 98650]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24071 48488 72563 97368 97909]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48552 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97063 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98650 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b27STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48552,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48552,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48552,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48552,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 24071 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":927,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":960,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":993,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1026,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1073,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1106,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1139,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1172,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":927,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":960,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":993,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1026,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1073,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1106,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1139,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1172,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar dev foo1.txt foo3.txt barlink test test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 119, NextOffset: 152
+    testutil.go:509: Offset: 215, NextOffset: 248
+    testutil.go:509: Offset: 152, NextOffset: 185
+    testutil.go:509: Offset: 248, NextOffset: 281
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 48488 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 281, NextOffset: 314
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 314, NextOffset: 347
+    testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 182, NextOffset: 215
@@ -49803,13 +52911,33 @@
     testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:509: Offset: 466, NextOffset: 589
     testutil.go:395: Comparing: "bar" vs "bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 72563 in stargz, uncompressed length 33124
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 443, NextOffset: 537
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [4] at 97368 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97909 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c58STARGZ"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 589, NextOffset: 683
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 537, NextOffset: 927
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24071,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48488,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48488,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72563,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 683, NextOffset: 1073
     testutil.go:395: Comparing: "barlink" vs "barlink"
@@ -49822,37 +52950,36 @@
     testutil.go:509: Offset: 1106, NextOffset: 1139
     testutil.go:509: Offset: 993, NextOffset: 1026
     testutil.go:509: Offset: 1139, NextOffset: 1172
-    testutil.go:509: Offset: 1026, NextOffset: 2404
-    testutil.go:509: Offset: 1172, NextOffset: 2694
+    testutil.go:509: Offset: 1026, NextOffset: 2403
+    testutil.go:509: Offset: 1172, NextOffset: 2697
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 215, NextOffset: 248
-    testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 248, NextOffset: 281
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 281, NextOffset: 314
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 314, NextOffset: 347
-    testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:509: Offset: 347, NextOffset: 466
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test test2 .no.prefetch.landmark baz.txt bar dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 683, NextOffset: 1073
+    testutil.go:509: Offset: 537, NextOffset: 927
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1073, NextOffset: 1106
+    testutil.go:509: Offset: 927, NextOffset: 960
+    testutil.go:509: Offset: 1106, NextOffset: 1139
+    testutil.go:509: Offset: 960, NextOffset: 993
+    testutil.go:509: Offset: 1139, NextOffset: 1172
+    testutil.go:509: Offset: 993, NextOffset: 1026
+    testutil.go:509: Offset: 1172, NextOffset: 2697
+    testutil.go:509: Offset: 1026, NextOffset: 2403
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -49881,209 +53008,192 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 466, NextOffset: 589
-    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 589, NextOffset: 683
     testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 683, NextOffset: 1073
-    testutil.go:509: Offset: 537, NextOffset: 927
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1073, NextOffset: 1106
-    testutil.go:509: Offset: 927, NextOffset: 960
-    testutil.go:509: Offset: 1106, NextOffset: 1139
-    testutil.go:509: Offset: 960, NextOffset: 993
-    testutil.go:509: Offset: 1139, NextOffset: 1172
-    testutil.go:509: Offset: 993, NextOffset: 1026
-    testutil.go:509: Offset: 1172, NextOffset: 2694
-    testutil.go:509: Offset: 1026, NextOffset: 2404
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48552 98045 99632]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 48552 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98045 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 99632 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017efdSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48552,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48552,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48552,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48552,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt bar barlink dev .no.prefetch.landmark foo1.txt foo3.txt test test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev test2 foo1.txt barlink test .no.prefetch.landmark baz.txt bar foo3.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test test2 baz.txt bar barlink dev .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
+    testutil.go:401: Directory: "" vs "": [test .no.prefetch.landmark baz.txt bar foo3.txt dev test2 foo1.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24071 48488 72563 96527 97068]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 24071 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48488 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72563 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96527 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97068 in stargz, uncompressed length 0; extra="SG\x16\x00000000000001790fSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24071,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48488,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48488,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72563,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48552 97063 98650]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24074 48491 72571 97376 97918]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48552 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97063 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98650 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b27STARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48491 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72571 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97376 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97918 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c60STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48552,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48552,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48491,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48552,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48552,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48491,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72571,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":936,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":969,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1002,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1035,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1082,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1148,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1181,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":936,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":969,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1002,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1035,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1082,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1148,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1181,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo1.txt bar barlink baz.txt foo3.txt test dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [barlink dev test2 baz.txt test .no.prefetch.landmark foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -50095,8 +53205,6 @@
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 936, NextOffset: 969
     testutil.go:509: Offset: 1082, NextOffset: 1115
@@ -50104,10 +53212,10 @@
     testutil.go:509: Offset: 1115, NextOffset: 1148
     testutil.go:509: Offset: 1002, NextOffset: 1035
     testutil.go:509: Offset: 1148, NextOffset: 1181
-    testutil.go:509: Offset: 1035, NextOffset: 2417
-    testutil.go:509: Offset: 1181, NextOffset: 2706
+    testutil.go:509: Offset: 1035, NextOffset: 2415
+    testutil.go:509: Offset: 1181, NextOffset: 2708
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -50120,8 +53228,6 @@
     testutil.go:509: Offset: 121, NextOffset: 154
     testutil.go:509: Offset: 217, NextOffset: 250
     testutil.go:509: Offset: 154, NextOffset: 187
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 250, NextOffset: 283
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 283, NextOffset: 316
@@ -50132,8 +53238,6 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 184, NextOffset: 217
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 121, NextOffset: 154
     testutil.go:509: Offset: 217, NextOffset: 250
     testutil.go:509: Offset: 154, NextOffset: 187
@@ -50144,8 +53248,11 @@
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 349, NextOffset: 470
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:509: Offset: 470, NextOffset: 595
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink baz.txt foo3.txt test dev test2 .no.prefetch.landmark foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt test .no.prefetch.landmark foo1.txt bar foo3.txt barlink dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 470, NextOffset: 595
     testutil.go:509: Offset: 349, NextOffset: 449
@@ -50154,7 +53261,18 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 595, NextOffset: 691
     testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 691, NextOffset: 1082
+    testutil.go:509: Offset: 545, NextOffset: 936
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -50168,28 +53286,6 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 691, NextOffset: 1082
-    testutil.go:509: Offset: 545, NextOffset: 936
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1082, NextOffset: 1115
-    testutil.go:509: Offset: 936, NextOffset: 969
-    testutil.go:509: Offset: 1115, NextOffset: 1148
-    testutil.go:509: Offset: 969, NextOffset: 1002
-    testutil.go:509: Offset: 1148, NextOffset: 1181
-    testutil.go:509: Offset: 1002, NextOffset: 1035
-    testutil.go:509: Offset: 1181, NextOffset: 2706
-    testutil.go:509: Offset: 1035, NextOffset: 2417
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -50203,40 +53299,54 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1082, NextOffset: 1115
+    testutil.go:509: Offset: 936, NextOffset: 969
+    testutil.go:509: Offset: 1115, NextOffset: 1148
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 969, NextOffset: 1002
+    testutil.go:509: Offset: 1148, NextOffset: 1181
+    testutil.go:509: Offset: 1002, NextOffset: 1035
+    testutil.go:509: Offset: 1181, NextOffset: 2708
+    testutil.go:509: Offset: 1035, NextOffset: 2415
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48554 98051 99638]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24074 48491 72571 96535 97077]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48554 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98051 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 99638 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017f03STARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48491 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72571 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96535 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97077 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017917STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48554,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48554,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48491,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48554,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48554,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48491,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72571,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink baz.txt test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink test2 .no.prefetch.landmark foo3.txt test dev baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1857
+    testutil.go:509: Offset: 90, NextOffset: 2020
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1857
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
@@ -50245,11 +53355,11 @@
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -50276,7 +53386,11 @@
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1857
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1857
@@ -50286,26 +53400,26 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1857
-    testutil.go:509: Offset: 90, NextOffset: 2020
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink baz.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt test dev baz.txt foo1.txt bar barlink test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
@@ -50314,23 +53428,19 @@
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -50346,62 +53456,56 @@
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48554 97069 98656]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24074 48491 72571 97376 97918]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48554 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97069 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98656 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b2dSTARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48491 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72571 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97376 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97918 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c60STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48554,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48554,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48491,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48554,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48554,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48491,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72571,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":931,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":964,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":997,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1030,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1077,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1143,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1176,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":932,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":965,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":998,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1031,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1078,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1144,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1177,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt bar foo3.txt test dev test2 foo1.txt barlink]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 931
-    testutil.go:509: Offset: 687, NextOffset: 1077
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 .no.prefetch.landmark foo1.txt foo3.txt test dev baz.txt bar barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 931, NextOffset: 964
-    testutil.go:509: Offset: 1077, NextOffset: 1110
-    testutil.go:509: Offset: 964, NextOffset: 997
-    testutil.go:509: Offset: 1110, NextOffset: 1143
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1143, NextOffset: 1176
-    testutil.go:509: Offset: 1030, NextOffset: 2410
-    testutil.go:509: Offset: 1176, NextOffset: 2704
+    testutil.go:509: Offset: 932, NextOffset: 965
+    testutil.go:509: Offset: 1078, NextOffset: 1111
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 1111, NextOffset: 1144
+    testutil.go:509: Offset: 998, NextOffset: 1031
+    testutil.go:509: Offset: 1144, NextOffset: 1177
+    testutil.go:509: Offset: 1031, NextOffset: 2409
+    testutil.go:509: Offset: 1177, NextOffset: 2705
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -50423,10 +53527,6 @@
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 216, NextOffset: 249
     testutil.go:509: Offset: 153, NextOffset: 186
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48549 98038 99618]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 282
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 282, NextOffset: 315
@@ -50440,13 +53540,21 @@
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:509: Offset: 592, NextOffset: 687
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 541, NextOffset: 932
+    testutil.go:509: Offset: 687, NextOffset: 1078
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test dev test2 foo1.txt barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test2 .no.prefetch.landmark foo1.txt foo3.txt test dev baz.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -50465,50 +53573,7 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 1077
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 48549 in stargz, uncompressed length 68708
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 541, NextOffset: 931
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 98038 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 99618 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017ef6STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48549,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48549,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1077, NextOffset: 1110
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 931, NextOffset: 964
-    testutil.go:509: Offset: 1110, NextOffset: 1143
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 964, NextOffset: 997
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1143, NextOffset: 1176
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1176, NextOffset: 2704
-    testutil.go:509: Offset: 1030, NextOffset: 2410
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -50527,49 +53592,73 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 468, NextOffset: 592
     testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 687, NextOffset: 1078
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 541, NextOffset: 932
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1078, NextOffset: 1111
+    testutil.go:509: Offset: 932, NextOffset: 965
+    testutil.go:509: Offset: 1111, NextOffset: 1144
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 1144, NextOffset: 1177
+    testutil.go:509: Offset: 998, NextOffset: 1031
+    testutil.go:509: Offset: 1177, NextOffset: 2705
+    testutil.go:509: Offset: 1031, NextOffset: 2409
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48549 97056 98636]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24074 48491 72571 96535 97077]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48549 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97056 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98636 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b20STARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48491 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72571 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96535 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97077 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017917STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48549,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48491,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48549,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48491,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72571,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt foo3.txt barlink test test2 .no.prefetch.landmark baz.txt bar dev]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 90, NextOffset: 2017
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 90, NextOffset: 2017
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -50577,141 +53666,122 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test test2 .no.prefetch.landmark baz.txt bar dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48549 98038 99618]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24073 48491 72570 97375 97918]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48549 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98038 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 99618 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017ef6STARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48491 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72570 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97375 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97918 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c5fSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48549,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48491,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48549,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48491,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72570,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":941,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":974,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1007,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1040,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1087,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1186,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":941,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":974,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1007,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1040,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1087,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1186,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev test2 .no.prefetch.landmark foo1.txt bar test baz.txt foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 351, NextOffset: 452
-    testutil.go:509: Offset: 472, NextOffset: 598
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:509: Offset: 598, NextOffset: 695
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test dev test2 baz.txt bar barlink .no.prefetch.landmark foo1.txt foo3.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 549, NextOffset: 941
     testutil.go:509: Offset: 695, NextOffset: 1087
@@ -50725,14 +53795,14 @@
     testutil.go:509: Offset: 1120, NextOffset: 1153
     testutil.go:509: Offset: 1007, NextOffset: 1040
     testutil.go:509: Offset: 1153, NextOffset: 1186
-    testutil.go:509: Offset: 1040, NextOffset: 2422
-    testutil.go:509: Offset: 1186, NextOffset: 2714
+    testutil.go:509: Offset: 1040, NextOffset: 2421
+    testutil.go:509: Offset: 1186, NextOffset: 2715
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -50761,8 +53831,22 @@
     testutil.go:509: Offset: 317, NextOffset: 350
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:509: Offset: 350, NextOffset: 472
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:509: Offset: 472, NextOffset: 598
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:509: Offset: 598, NextOffset: 695
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar test baz.txt foo3.txt barlink dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink .no.prefetch.landmark foo1.txt foo3.txt test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 472, NextOffset: 598
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 695, NextOffset: 1087
+    testutil.go:509: Offset: 549, NextOffset: 941
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -50772,8 +53856,16 @@
     testutil.go:509: Offset: 974, NextOffset: 1007
     testutil.go:509: Offset: 1153, NextOffset: 1186
     testutil.go:509: Offset: 1007, NextOffset: 1040
-    testutil.go:509: Offset: 1186, NextOffset: 2714
-    testutil.go:509: Offset: 1040, NextOffset: 2422
+    testutil.go:509: Offset: 1186, NextOffset: 2715
+    testutil.go:509: Offset: 1040, NextOffset: 2421
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -50787,20 +53879,6 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 695, NextOffset: 1087
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 549, NextOffset: 941
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -50814,193 +53892,207 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 472, NextOffset: 598
-    testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 598, NextOffset: 695
     testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48549 97056 98636]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24073 48491 72570 96534 97077]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48549 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97056 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98636 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b20STARGZ"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48491 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72570 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96534 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 97077 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017916STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48549,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48491,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48549,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48491,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72570,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt bar foo3.txt barlink test test2 baz.txt dev .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test test2 baz.txt dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2024
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2023
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1862
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48550 98045 99624]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24070 48121 72193 96189 96668]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48550 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98045 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 99624 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017efdSTARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24070 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48121 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72193 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96189 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96668 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177bdSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48550,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24070,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48121,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48550,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48121,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72193,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":118,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":184,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":217,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":250,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":343,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":440,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":181,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":280,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":313,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":346,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":464,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":586,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":118,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":184,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":217,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":250,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":343,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":440,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":181,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":280,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":313,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":346,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":464,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":586,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev test2 bar barlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar barlink test dev test2 .no.prefetch.landmark foo3.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 533, NextOffset: 836
+    testutil.go:509: Offset: 679, NextOffset: 982
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 836, NextOffset: 869
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 869, NextOffset: 902
+    testutil.go:509: Offset: 1015, NextOffset: 1048
+    testutil.go:509: Offset: 902, NextOffset: 935
+    testutil.go:509: Offset: 1048, NextOffset: 1081
+    testutil.go:509: Offset: 935, NextOffset: 2224
+    testutil.go:509: Offset: 1081, NextOffset: 2513
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -51021,12 +54113,16 @@
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 118, NextOffset: 151
     testutil.go:509: Offset: 214, NextOffset: 247
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 151, NextOffset: 184
     testutil.go:509: Offset: 247, NextOffset: 280
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 280, NextOffset: 313
     testutil.go:509: Offset: 217, NextOffset: 250
     testutil.go:509: Offset: 313, NextOffset: 346
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 250, NextOffset: 343
     testutil.go:509: Offset: 346, NextOffset: 464
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
@@ -51037,50 +54133,8 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 440, NextOffset: 533
     testutil.go:509: Offset: 586, NextOffset: 679
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 533, NextOffset: 836
-    testutil.go:509: Offset: 679, NextOffset: 982
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 836, NextOffset: 869
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 869, NextOffset: 902
-    testutil.go:509: Offset: 1015, NextOffset: 1048
-    testutil.go:509: Offset: 902, NextOffset: 935
-    testutil.go:509: Offset: 1048, NextOffset: 1081
-    testutil.go:509: Offset: 935, NextOffset: 2225
-    testutil.go:509: Offset: 1081, NextOffset: 2513
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev test2 bar barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 836, NextOffset: 869
-    testutil.go:509: Offset: 1015, NextOffset: 1048
-    testutil.go:509: Offset: 869, NextOffset: 902
-    testutil.go:509: Offset: 1048, NextOffset: 1081
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 902, NextOffset: 935
-    testutil.go:509: Offset: 1081, NextOffset: 2513
-    testutil.go:509: Offset: 935, NextOffset: 2225
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt baz.txt foo1.txt bar barlink test dev test2 .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 85, NextOffset: 118
@@ -51094,12 +54148,34 @@
     testutil.go:509: Offset: 217, NextOffset: 250
     testutil.go:509: Offset: 346, NextOffset: 464
     testutil.go:509: Offset: 250, NextOffset: 343
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 464, NextOffset: 586
+    testutil.go:509: Offset: 343, NextOffset: 440
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 586, NextOffset: 679
     testutil.go:509: Offset: 440, NextOffset: 533
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 836, NextOffset: 869
+    testutil.go:509: Offset: 1015, NextOffset: 1048
+    testutil.go:509: Offset: 869, NextOffset: 902
+    testutil.go:509: Offset: 1048, NextOffset: 1081
+    testutil.go:509: Offset: 902, NextOffset: 935
+    testutil.go:509: Offset: 1081, NextOffset: 2513
+    testutil.go:509: Offset: 935, NextOffset: 2224
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 85, NextOffset: 118
@@ -51113,195 +54189,160 @@
     testutil.go:509: Offset: 217, NextOffset: 250
     testutil.go:509: Offset: 346, NextOffset: 464
     testutil.go:509: Offset: 250, NextOffset: 343
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 464, NextOffset: 586
-    testutil.go:509: Offset: 343, NextOffset: 440
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 679, NextOffset: 982
     testutil.go:509: Offset: 533, NextOffset: 836
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48550 97063 98642]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24070 48121 72193 96174 96653]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48550 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97063 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98642 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b27STARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24070 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48121 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72193 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96174 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96653 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177aeSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48550,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24070,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48121,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48550,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48121,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72193,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test test2 .no.prefetch.landmark dev]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt bar foo3.txt .no.prefetch.landmark barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt .no.prefetch.landmark barlink test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:395: Comparing: "bar" vs "bar"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test test2 .no.prefetch.landmark dev baz.txt foo1.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48555 98051 99644]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48555 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98051 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 99644 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017f03STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48555,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48555,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48555,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48555,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":849,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":882,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":995,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1094,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":849,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":882,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":995,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1094,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo3.txt dev test2 .no.prefetch.landmark foo1.txt bar barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 347, NextOffset: 446
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo3.txt dev foo1.txt bar barlink test test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -51309,6 +54350,10 @@
     testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 541, NextOffset: 849
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24070 48121 72193 96189 96668]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 687, NextOffset: 995
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -51320,14 +54365,34 @@
     testutil.go:509: Offset: 1028, NextOffset: 1061
     testutil.go:509: Offset: 915, NextOffset: 948
     testutil.go:509: Offset: 1061, NextOffset: 1094
-    testutil.go:509: Offset: 948, NextOffset: 2241
+    testutil.go:509: Offset: 948, NextOffset: 2242
     testutil.go:509: Offset: 1094, NextOffset: 2528
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 24070 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48121 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [3] at 72193 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96189 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96668 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177bdSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24070,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48121,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48121,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72193,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -51356,16 +54421,14 @@
     testutil.go:509: Offset: 315, NextOffset: 348
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 348, NextOffset: 468
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test baz.txt foo3.txt dev test2 .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 468, NextOffset: 592
     testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 687
-    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt dev foo1.txt bar barlink test test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -51374,10 +54437,14 @@
     testutil.go:509: Offset: 849, NextOffset: 882
     testutil.go:509: Offset: 1028, NextOffset: 1061
     testutil.go:509: Offset: 882, NextOffset: 915
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1061, NextOffset: 1094
     testutil.go:509: Offset: 915, NextOffset: 948
     testutil.go:509: Offset: 1094, NextOffset: 2528
-    testutil.go:509: Offset: 948, NextOffset: 2241
+    testutil.go:509: Offset: 948, NextOffset: 2242
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -51391,17 +54458,6 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 995
-    testutil.go:509: Offset: 541, NextOffset: 849
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -51415,38 +54471,31 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 687, NextOffset: 995
+    testutil.go:509: Offset: 541, NextOffset: 849
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 687
+    testutil.go:509: Offset: 446, NextOffset: 541
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48555 97069 98662]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48555 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97069 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98662 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b2dSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48555,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48555,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48555,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48555,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [dev .no.prefetch.landmark foo1.txt foo3.txt test test2 baz.txt bar barlink]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:509: Offset: 90, NextOffset: 1883
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test dev bar foo3.txt test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -51468,8 +54517,6 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1722
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
@@ -51502,32 +54549,32 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:509: Offset: 90, NextOffset: 1883
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt test test2 baz.txt bar barlink dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:401: Directory: "" vs "": [test dev bar foo3.txt test2 .no.prefetch.landmark baz.txt foo1.txt barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
@@ -51536,11 +54583,23 @@
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
@@ -51551,53 +54610,56 @@
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48555 98051 99644]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24070 48121 72193 96174 96653]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48555 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98051 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 99644 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017f03STARGZ"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24070 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48121 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72193 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96174 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96653 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177aeSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48555,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48555,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24070,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48121,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48555,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48555,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48121,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72193,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":843,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":876,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":909,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":942,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1022,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1055,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1088,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":842,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":875,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":908,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":941,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1021,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1054,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt bar foo3.txt barlink test2 .no.prefetch.landmark baz.txt test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev test2 .no.prefetch.landmark bar test baz.txt foo1.txt foo3.txt barlink]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 537, NextOffset: 842
+    testutil.go:509: Offset: 683, NextOffset: 988
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 842, NextOffset: 875
+    testutil.go:509: Offset: 988, NextOffset: 1021
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1021, NextOffset: 1054
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1054, NextOffset: 1087
+    testutil.go:509: Offset: 941, NextOffset: 2231
+    testutil.go:509: Offset: 1087, NextOffset: 2519
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -51609,8 +54671,6 @@
     testutil.go:509: Offset: 248, NextOffset: 281
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 281, NextOffset: 314
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 314, NextOffset: 347
     testutil.go:509: Offset: 251, NextOffset: 345
@@ -51635,40 +54695,22 @@
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 443, NextOffset: 537
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 589, NextOffset: 683
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 843
-    testutil.go:509: Offset: 683, NextOffset: 989
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar test baz.txt foo1.txt foo3.txt barlink dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 843, NextOffset: 876
-    testutil.go:509: Offset: 989, NextOffset: 1022
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1022, NextOffset: 1055
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1055, NextOffset: 1088
-    testutil.go:509: Offset: 942, NextOffset: 2230
-    testutil.go:509: Offset: 1088, NextOffset: 2520
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test2 .no.prefetch.landmark baz.txt test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 466, NextOffset: 589
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 589, NextOffset: 683
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 683, NextOffset: 989
-    testutil.go:509: Offset: 537, NextOffset: 843
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 988, NextOffset: 1021
+    testutil.go:509: Offset: 842, NextOffset: 875
+    testutil.go:509: Offset: 1021, NextOffset: 1054
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1054, NextOffset: 1087
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1087, NextOffset: 2519
+    testutil.go:509: Offset: 941, NextOffset: 2231
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -51682,6 +54724,23 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:509: Offset: 345, NextOffset: 443
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 683, NextOffset: 988
+    testutil.go:509: Offset: 537, NextOffset: 842
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -51695,58 +54754,39 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 843, NextOffset: 876
-    testutil.go:509: Offset: 1022, NextOffset: 1055
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1055, NextOffset: 1088
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1088, NextOffset: 2520
-    testutil.go:509: Offset: 942, NextOffset: 2230
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48555 97069 98662]
-    testutil.go:2330: got gzip streams:
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 589, NextOffset: 683
+    testutil.go:509: Offset: 443, NextOffset: 537
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48555 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97069 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98662 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b2dSTARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24069 48120 72190 96186 96668]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24069 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48120 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72190 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96186 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96668 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177baSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48555,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48555,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24069,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48120,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48555,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48555,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48120,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72190,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt barlink dev baz.txt bar foo3.txt test test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar foo3.txt test dev .no.prefetch.landmark barlink test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1714
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
@@ -51754,53 +54794,59 @@
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo1.txt barlink dev baz.txt bar foo3.txt test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt test dev .no.prefetch.landmark barlink test2 baz.txt foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -51812,6 +54858,13 @@
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -51827,17 +54880,9 @@
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
@@ -51848,6 +54893,7 @@
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:395: Comparing: "bar" vs "bar"
@@ -51855,40 +54901,38 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:509: Offset: 0, NextOffset: 1714
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48558 98058 99651]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24069 48120 72190 96171 96653]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48558 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98058 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 99651 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017f0aSTARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24069 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48120 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72190 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96171 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96653 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177abSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48558,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48558,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24069,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48120,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48558,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48558,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48120,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72190,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt barlink dev baz.txt test test2 .no.prefetch.landmark foo1.txt bar]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -51897,8 +54941,6 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 851
     testutil.go:509: Offset: 691, NextOffset: 997
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -51909,7 +54951,7 @@
     testutil.go:509: Offset: 1030, NextOffset: 1063
     testutil.go:509: Offset: 917, NextOffset: 950
     testutil.go:509: Offset: 1063, NextOffset: 1096
-    testutil.go:509: Offset: 950, NextOffset: 2244
+    testutil.go:509: Offset: 950, NextOffset: 2243
     testutil.go:509: Offset: 1096, NextOffset: 2534
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
@@ -51949,7 +54991,25 @@
     testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:509: Offset: 470, NextOffset: 595
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test barlink dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink dev baz.txt test test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 691, NextOffset: 997
+    testutil.go:509: Offset: 545, NextOffset: 851
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -51960,24 +55020,9 @@
     testutil.go:509: Offset: 283, NextOffset: 316
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 316, NextOffset: 349
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48558 97076 98669]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 470, NextOffset: 595
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 691
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 691, NextOffset: 997
-    testutil.go:509: Offset: 545, NextOffset: 851
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -51988,23 +55033,31 @@
     testutil.go:509: Offset: 1063, NextOffset: 1096
     testutil.go:509: Offset: 917, NextOffset: 950
     testutil.go:509: Offset: 1096, NextOffset: 2534
-    testutil.go:509: Offset: 950, NextOffset: 2244
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 950, NextOffset: 2243
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 217, NextOffset: 250
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24071 48126 72201 96197 96680]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24071 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48126 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72201 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96197 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96680 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c5STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24071,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48126,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48126,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72201,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 121, NextOffset: 154
     testutil.go:509: Offset: 250, NextOffset: 283
     testutil.go:509: Offset: 154, NextOffset: 187
@@ -52014,38 +55067,21 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48558 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97076 in stargz, uncompressed length 3584
-    testutil.go:2349:   [3] at 98669 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017b34STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48558,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48558,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48558,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48558,"innerOffset":3584,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":64000,"chunkDigest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test2 .no.prefetch.landmark foo1.txt bar foo3.txt dev baz.txt barlink test]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo3.txt test foo1.txt bar barlink dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
@@ -52054,88 +55090,59 @@
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1726
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1885
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1726
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test test2 .no.prefetch.landmark foo1.txt bar foo3.txt dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [test foo1.txt bar barlink dev test2 .no.prefetch.landmark baz.txt foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
@@ -52144,7 +55151,9 @@
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1885
+    testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -52156,87 +55165,88 @@
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1885
-    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24071 48126 72201 96182 96665]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
+    testutil.go:2349:   [1] at 24071 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48126 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72201 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96182 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96665 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177b6STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24071,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48126,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48126,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72201,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":864,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":897,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":930,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1013,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1046,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1079,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1112,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":864,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":897,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":930,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1013,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1046,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1079,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1112,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt test2 .no.prefetch.landmark barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink .no.prefetch.landmark]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 119, NextOffset: 152
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 152, NextOffset: 185
+    testutil.go:509: Offset: 251, NextOffset: 284
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 284, NextOffset: 317
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 317, NextOffset: 350
+    testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:509: Offset: 350, NextOffset: 469
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 537, NextOffset: 864
+    testutil.go:509: Offset: 686, NextOffset: 1013
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -52247,96 +55257,61 @@
     testutil.go:509: Offset: 1046, NextOffset: 1079
     testutil.go:509: Offset: 930, NextOffset: 963
     testutil.go:509: Offset: 1079, NextOffset: 1112
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 963, NextOffset: 2272
     testutil.go:509: Offset: 1112, NextOffset: 2562
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 86, NextOffset: 119
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 152, NextOffset: 185
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 251, NextOffset: 284
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 284, NextOffset: 317
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 317, NextOffset: 350
-    testutil.go:509: Offset: 251, NextOffset: 345
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
-    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:509: Offset: 350, NextOffset: 469
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 86, NextOffset: 119
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 119, NextOffset: 152
+    testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 152, NextOffset: 185
+    testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 251, NextOffset: 284
-    testutil.go:509: Offset: 185, NextOffset: 218
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 284, NextOffset: 317
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 218, NextOffset: 251
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 317, NextOffset: 350
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 251, NextOffset: 345
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
+    testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "bar" vs "bar"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 864
     testutil.go:509: Offset: 686, NextOffset: 1013
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt test2 .no.prefetch.landmark barlink test dev baz.txt foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:509: Offset: 537, NextOffset: 864
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -52345,42 +55320,16 @@
     testutil.go:509: Offset: 864, NextOffset: 897
     testutil.go:509: Offset: 1046, NextOffset: 1079
     testutil.go:509: Offset: 897, NextOffset: 930
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1079, NextOffset: 1112
     testutil.go:509: Offset: 930, NextOffset: 963
     testutil.go:509: Offset: 1112, NextOffset: 2562
     testutil.go:509: Offset: 963, NextOffset: 2272
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 251, NextOffset: 284
-    testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 284, NextOffset: 317
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 317, NextOffset: 350
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 350, NextOffset: 469
-    testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 686
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1013
-    testutil.go:509: Offset: 537, NextOffset: 864
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -52396,332 +55345,194 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt barlink test test2 foo1.txt bar foo3.txt dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar barlink test test2 .no.prefetch.landmark baz.txt foo3.txt dev foo1.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1774
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1774
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24071 48126 72201 96197 96680]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 24071 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48126 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72201 in stargz, uncompressed length 33124
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [4] at 96197 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96680 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c5STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24071,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48126,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48126,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72201,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1773
+    testutil.go:509: Offset: 93, NextOffset: 1940
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test test2 foo1.txt bar foo3.txt dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [barlink test test2 .no.prefetch.landmark baz.txt foo3.txt dev foo1.txt bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1774
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1940
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 1940
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1940
+    testutil.go:509: Offset: 0, NextOffset: 1773
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1940
+    testutil.go:509: Offset: 0, NextOffset: 1773
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1940
+    testutil.go:509: Offset: 0, NextOffset: 1773
+    testutil.go:509: Offset: 93, NextOffset: 1940
+    testutil.go:509: Offset: 0, NextOffset: 1773
+    testutil.go:509: Offset: 93, NextOffset: 1940
+    testutil.go:509: Offset: 0, NextOffset: 1773
+    testutil.go:509: Offset: 93, NextOffset: 1940
+    testutil.go:509: Offset: 0, NextOffset: 1773
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":876,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":909,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":975,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1025,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1058,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1091,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1124,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":875,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":908,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":974,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1024,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1057,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1090,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1123,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test test2 .no.prefetch.landmark dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt dev test2 .no.prefetch.landmark foo1.txt bar barlink test baz.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 875
+    testutil.go:509: Offset: 694, NextOffset: 1024
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1025, NextOffset: 1058
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1058, NextOffset: 1091
-    testutil.go:509: Offset: 942, NextOffset: 975
-    testutil.go:509: Offset: 1091, NextOffset: 1124
-    testutil.go:509: Offset: 975, NextOffset: 2286
-    testutil.go:509: Offset: 1124, NextOffset: 2581
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1024, NextOffset: 1057
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1057, NextOffset: 1090
+    testutil.go:509: Offset: 941, NextOffset: 974
+    testutil.go:509: Offset: 1090, NextOffset: 1123
+    testutil.go:509: Offset: 974, NextOffset: 2289
+    testutil.go:509: Offset: 1123, NextOffset: 2583
     testutil.go:395: Comparing: "dev" vs "dev"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 121
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 187, NextOffset: 220
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 121, NextOffset: 154
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 154, NextOffset: 187
     testutil.go:509: Offset: 253, NextOffset: 286
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 286, NextOffset: 319
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 220, NextOffset: 253
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 352, NextOffset: 473
@@ -52746,31 +55557,8 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 545, NextOffset: 876
-    testutil.go:509: Offset: 694, NextOffset: 1025
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test test2 .no.prefetch.landmark dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 694, NextOffset: 1025
-    testutil.go:509: Offset: 545, NextOffset: 876
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1025, NextOffset: 1058
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1058, NextOffset: 1091
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1091, NextOffset: 1124
-    testutil.go:509: Offset: 942, NextOffset: 975
-    testutil.go:509: Offset: 1124, NextOffset: 2581
-    testutil.go:509: Offset: 975, NextOffset: 2286
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt dev test2 .no.prefetch.landmark foo1.txt bar barlink test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -52784,12 +55572,17 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 694, NextOffset: 1024
+    testutil.go:509: Offset: 545, NextOffset: 875
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -52811,98 +55604,68 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 598, NextOffset: 694
     testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1024, NextOffset: 1057
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1057, NextOffset: 1090
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1090, NextOffset: 1123
+    testutil.go:509: Offset: 941, NextOffset: 974
+    testutil.go:509: Offset: 1123, NextOffset: 2583
+    testutil.go:509: Offset: 974, NextOffset: 2289
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24071 48126 72201 96182 96665]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
+    testutil.go:2349:   [1] at 24071 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48126 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72201 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96182 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96665 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177b6STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24071,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48126,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48126,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72201,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt test dev baz.txt bar foo3.txt barlink test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt foo3.txt test dev test2 .no.prefetch.landmark bar barlink]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 1950
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -52912,173 +55675,123 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt barlink test2 .no.prefetch.landmark foo1.txt test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink baz.txt foo1.txt foo3.txt test dev test2 .no.prefetch.landmark bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 1950
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1785
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24070 48125 72199 96195 96678]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
+    testutil.go:2349:   [1] at 24070 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48125 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72199 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96195 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96678 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c3STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24070,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48125,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48125,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72199,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":870,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":903,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":936,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":969,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1019,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1052,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1085,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1118,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":870,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":903,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":936,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":969,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1019,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1052,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1085,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1118,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink test dev test2 foo1.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 219, NextOffset: 252
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 252, NextOffset: 285
     testutil.go:509: Offset: 186, NextOffset: 219
@@ -53108,14 +55821,14 @@
     testutil.go:509: Offset: 1052, NextOffset: 1085
     testutil.go:509: Offset: 936, NextOffset: 969
     testutil.go:509: Offset: 1085, NextOffset: 1118
-    testutil.go:509: Offset: 969, NextOffset: 2282
+    testutil.go:509: Offset: 969, NextOffset: 2280
     testutil.go:509: Offset: 1118, NextOffset: 2571
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -53129,52 +55842,13 @@
     testutil.go:509: Offset: 285, NextOffset: 318
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 318, NextOffset: 351
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 351, NextOffset: 471
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [test2 foo1.txt .no.prefetch.landmark baz.txt bar foo3.txt barlink test dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 186, NextOffset: 219
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 120, NextOffset: 153
-    testutil.go:509: Offset: 252, NextOffset: 285
-    testutil.go:509: Offset: 153, NextOffset: 186
-    testutil.go:509: Offset: 285, NextOffset: 318
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 351, NextOffset: 471
-    testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -53185,8 +55859,6 @@
     testutil.go:509: Offset: 541, NextOffset: 870
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 1019, NextOffset: 1052
@@ -53196,13 +55868,13 @@
     testutil.go:509: Offset: 1085, NextOffset: 1118
     testutil.go:509: Offset: 936, NextOffset: 969
     testutil.go:509: Offset: 1118, NextOffset: 2571
-    testutil.go:509: Offset: 969, NextOffset: 2282
+    testutil.go:509: Offset: 969, NextOffset: 2280
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -53218,71 +55890,45 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 120, NextOffset: 153
+    testutil.go:509: Offset: 252, NextOffset: 285
+    testutil.go:509: Offset: 153, NextOffset: 186
+    testutil.go:509: Offset: 285, NextOffset: 318
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:509: Offset: 252, NextOffset: 347
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt foo1.txt bar foo3.txt test dev test2 .no.prefetch.landmark barlink]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt barlink dev test2 bar foo3.txt test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -53298,13 +55944,13 @@
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
@@ -53324,13 +55970,20 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt test dev test2 .no.prefetch.landmark barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink dev test2 bar foo3.txt test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
@@ -53338,64 +55991,30 @@
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1943
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1777
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "bar" vs "bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -53411,81 +56030,46 @@
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343 135443]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 135443 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000204f7STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219 134319]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24070 48125 72199 96180 96663]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 134319 in stargz, uncompressed length 0; extra="SG\x16\x000000000000020093STARGZ"
+    testutil.go:2349:   [1] at 24070 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48125 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72199 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96180 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96663 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177b4STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24070,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48125,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48125,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72199,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":881,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":947,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":980,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1030,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1129,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":881,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":947,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":980,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1030,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1129,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test2 barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 89, NextOffset: 122
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 122, NextOffset: 155
     testutil.go:509: Offset: 221, NextOffset: 254
@@ -53527,8 +56111,6 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 881, NextOffset: 914
     testutil.go:509: Offset: 1030, NextOffset: 1063
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 914, NextOffset: 947
     testutil.go:509: Offset: 1063, NextOffset: 1096
     testutil.go:509: Offset: 947, NextOffset: 980
@@ -53536,7 +56118,7 @@
     testutil.go:509: Offset: 980, NextOffset: 2296
     testutil.go:509: Offset: 1129, NextOffset: 2593
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test2 barlink test dev .no.prefetch.landmark baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -53550,11 +56132,11 @@
     testutil.go:509: Offset: 1129, NextOffset: 2593
     testutil.go:509: Offset: 980, NextOffset: 2296
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -53585,6 +56167,8 @@
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
     testutil.go:509: Offset: 221, NextOffset: 254
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 122, NextOffset: 155
     testutil.go:509: Offset: 254, NextOffset: 287
     testutil.go:509: Offset: 155, NextOffset: 188
@@ -53594,203 +56178,188 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24073 48493 72571 97377 97920]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar foo3.txt barlink test .no.prefetch.landmark baz.txt foo1.txt dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24070 48123 72197 96193 96673]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48493 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72571 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97377 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97920 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c61STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48493,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48493,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72571,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+    testutil.go:2349:   [1] at 24070 in stargz, uncompressed length 32512
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink dev .no.prefetch.landmark test test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 48123 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72197 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96193 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96673 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c1STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24070,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48123,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48123,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72197,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink dev .no.prefetch.landmark test test2 baz.txt foo1.txt bar foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt dev test2 bar foo3.txt barlink test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1788
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1788
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24073 48493 72571 96534 97077]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48493 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72571 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96534 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97077 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017916STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48493,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48493,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72571,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":962,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":995,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1028,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1061,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1111,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1144,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1177,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1210,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":961,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":994,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1027,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1060,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1110,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1176,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1209,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink test dev baz.txt foo3.txt test2 .no.prefetch.landmark foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt barlink test test2 .no.prefetch.landmark baz.txt foo1.txt bar dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:509: Offset: 469, NextOffset: 592
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 592, NextOffset: 686
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 962
-    testutil.go:509: Offset: 686, NextOffset: 1111
+    testutil.go:509: Offset: 537, NextOffset: 961
+    testutil.go:509: Offset: 686, NextOffset: 1110
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 962, NextOffset: 995
-    testutil.go:509: Offset: 1111, NextOffset: 1144
-    testutil.go:509: Offset: 995, NextOffset: 1028
-    testutil.go:509: Offset: 1144, NextOffset: 1177
-    testutil.go:509: Offset: 1028, NextOffset: 1061
-    testutil.go:509: Offset: 1177, NextOffset: 1210
-    testutil.go:509: Offset: 1061, NextOffset: 2475
-    testutil.go:509: Offset: 1210, NextOffset: 2767
+    testutil.go:509: Offset: 961, NextOffset: 994
+    testutil.go:509: Offset: 1110, NextOffset: 1143
+    testutil.go:509: Offset: 994, NextOffset: 1027
+    testutil.go:509: Offset: 1143, NextOffset: 1176
+    testutil.go:509: Offset: 1027, NextOffset: 1060
+    testutil.go:509: Offset: 1176, NextOffset: 1209
+    testutil.go:509: Offset: 1060, NextOffset: 2465
+    testutil.go:509: Offset: 1209, NextOffset: 2758
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -53812,13 +56381,13 @@
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 86, NextOffset: 119
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 251, NextOffset: 284
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 284, NextOffset: 317
     testutil.go:509: Offset: 218, NextOffset: 251
@@ -53826,33 +56395,30 @@
     testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink test dev baz.txt foo3.txt test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 686
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1111, NextOffset: 1144
-    testutil.go:509: Offset: 962, NextOffset: 995
-    testutil.go:509: Offset: 1144, NextOffset: 1177
-    testutil.go:509: Offset: 995, NextOffset: 1028
-    testutil.go:509: Offset: 1177, NextOffset: 1210
-    testutil.go:509: Offset: 1028, NextOffset: 1061
-    testutil.go:509: Offset: 1210, NextOffset: 2767
-    testutil.go:509: Offset: 1061, NextOffset: 2475
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar dev foo3.txt barlink test test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 686, NextOffset: 1110
+    testutil.go:509: Offset: 537, NextOffset: 961
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1110, NextOffset: 1143
+    testutil.go:509: Offset: 961, NextOffset: 994
+    testutil.go:509: Offset: 1143, NextOffset: 1176
+    testutil.go:509: Offset: 994, NextOffset: 1027
+    testutil.go:509: Offset: 1176, NextOffset: 1209
+    testutil.go:509: Offset: 1027, NextOffset: 1060
+    testutil.go:509: Offset: 1209, NextOffset: 2758
+    testutil.go:509: Offset: 1060, NextOffset: 2465
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -53866,19 +56432,14 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1111
-    testutil.go:509: Offset: 537, NextOffset: 962
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 218, NextOffset: 251
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 251, NextOffset: 284
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 284, NextOffset: 317
     testutil.go:509: Offset: 185, NextOffset: 218
@@ -53886,46 +56447,54 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt barlink test dev .no.prefetch.landmark foo1.txt bar foo3.txt test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24073 48493 72571 97377 97920]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:509: Offset: 443, NextOffset: 537
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24070 48123 72197 96178 96658]
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24070 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48123 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72197 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96178 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96658 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177b2STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24070,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48123,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48123,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72197,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt barlink test2 .no.prefetch.landmark foo1.txt bar foo3.txt test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
     testutil.go:395: Comparing: "dev" vs "dev"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -53934,141 +56503,118 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 48493 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 72571 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 2101
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [4] at 97377 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97920 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c61STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48493,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48493,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72571,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt test2 baz.txt barlink test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt test dev baz.txt barlink test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24073 48493 72571 96534 97077]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24070 48123 72197 96193 96673]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24070 in stargz, uncompressed length 32512
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":972,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1005,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1038,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1071,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1121,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1154,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1187,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1220,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":972,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1005,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1038,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1071,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1121,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1154,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1187,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1220,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 .no.prefetch.landmark bar barlink dev baz.txt foo1.txt foo3.txt test]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 449, NextOffset: 545
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark bar foo3.txt barlink dev test2 baz.txt foo1.txt test]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 972
     testutil.go:509: Offset: 694, NextOffset: 1121
@@ -54082,13 +56628,10 @@
     testutil.go:509: Offset: 1154, NextOffset: 1187
     testutil.go:509: Offset: 1038, NextOffset: 1071
     testutil.go:509: Offset: 1187, NextOffset: 1220
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48493 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1071, NextOffset: 2483
+    testutil.go:509: Offset: 1071, NextOffset: 2482
     testutil.go:509: Offset: 1220, NextOffset: 2782
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -54098,30 +56641,12 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 187, NextOffset: 220
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 72571 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96534 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97077 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017916STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48493,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48493,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72571,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 121, NextOffset: 154
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 154, NextOffset: 187
     testutil.go:509: Offset: 253, NextOffset: 286
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 286, NextOffset: 319
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 253, NextOffset: 349
@@ -54142,8 +56667,28 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:509: Offset: 598, NextOffset: 694
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test test2 .no.prefetch.landmark bar barlink dev baz.txt foo1.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt barlink dev test2 baz.txt foo1.txt test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 694, NextOffset: 1121
+    testutil.go:509: Offset: 545, NextOffset: 972
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -54159,18 +56704,6 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -54187,9 +56720,6 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 473, NextOffset: 598
     testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 694, NextOffset: 1121
-    testutil.go:509: Offset: 545, NextOffset: 972
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -54200,180 +56730,220 @@
     testutil.go:509: Offset: 1187, NextOffset: 1220
     testutil.go:509: Offset: 1038, NextOffset: 1071
     testutil.go:509: Offset: 1220, NextOffset: 2782
-    testutil.go:509: Offset: 1071, NextOffset: 2483
+    testutil.go:509: Offset: 1071, NextOffset: 2482
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 48123 in stargz, uncompressed length 33536
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [3] at 72197 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96193 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96673 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c1STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt .no.prefetch.landmark barlink test dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24070,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48123,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48123,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt test dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72197,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt .no.prefetch.landmark barlink test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
+    testutil.go:401: Directory: "" vs "": [baz.txt test dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24072 48493 72569 97375 97916]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24070 48123 72197 96178 96658]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48493 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72569 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97375 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97916 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c5fSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48493,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48493,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72569,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 24070 in stargz, uncompressed length 32512
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":964,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":997,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1030,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1063,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1113,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1146,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1212,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":967,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1000,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1033,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1066,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1116,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1149,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1182,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1215,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt bar barlink test test2 foo1.txt foo3.txt dev .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt barlink test baz.txt bar foo3.txt dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 595, NextOffset: 690
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 964
-    testutil.go:509: Offset: 690, NextOffset: 1113
+    testutil.go:509: Offset: 541, NextOffset: 967
+    testutil.go:509: Offset: 690, NextOffset: 1116
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 48123 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 964, NextOffset: 997
-    testutil.go:509: Offset: 1113, NextOffset: 1146
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1146, NextOffset: 1179
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 1179, NextOffset: 1212
-    testutil.go:509: Offset: 1063, NextOffset: 2476
-    testutil.go:509: Offset: 1212, NextOffset: 2769
+    testutil.go:509: Offset: 967, NextOffset: 1000
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 1000, NextOffset: 1033
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1033, NextOffset: 1066
+    testutil.go:509: Offset: 1182, NextOffset: 1215
+    testutil.go:509: Offset: 1066, NextOffset: 2470
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [3] at 72197 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96178 in stargz, uncompressed length 3072
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1215, NextOffset: 2765
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [5] at 96658 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177b2STARGZ"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24070,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48123,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48123,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72197,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
@@ -54401,36 +56971,14 @@
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 285, NextOffset: 318
     testutil.go:509: Offset: 219, NextOffset: 252
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:395: Comparing: "bar" vs "bar"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:509: Offset: 595, NextOffset: 690
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink test test2 foo1.txt foo3.txt dev .no.prefetch.landmark] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1113, NextOffset: 1146
-    testutil.go:509: Offset: 964, NextOffset: 997
-    testutil.go:509: Offset: 1146, NextOffset: 1179
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1179, NextOffset: 1212
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 1212, NextOffset: 2769
-    testutil.go:509: Offset: 1063, NextOffset: 2476
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink test baz.txt bar foo3.txt dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -54444,18 +56992,22 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 690
+    testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 690, NextOffset: 1113
-    testutil.go:509: Offset: 541, NextOffset: 964
+    testutil.go:509: Offset: 690, NextOffset: 1116
+    testutil.go:509: Offset: 541, NextOffset: 967
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -54469,221 +57021,220 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 690
-    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24072 48493 72569 96532 97073]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48493 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72569 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96532 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97073 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017914STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48493,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48493,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72569,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 967, NextOffset: 1000
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1000, NextOffset: 1033
+    testutil.go:509: Offset: 1182, NextOffset: 1215
+    testutil.go:509: Offset: 1033, NextOffset: 1066
+    testutil.go:509: Offset: 1215, NextOffset: 2765
+    testutil.go:509: Offset: 1066, NextOffset: 2470
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt test dev test2 foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 foo1.txt bar foo3.txt barlink .no.prefetch.landmark baz.txt test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24076 48498 72580 97386 97925]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24067 48119 72194 96190 96671]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48119 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72194 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96190 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96671 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177beSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48119,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48119,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72194,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24067 48119 72194 96175 96656]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":979,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1012,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1078,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1128,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1161,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1194,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1227,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo3.txt barlink foo1.txt bar test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 89, NextOffset: 122
-    testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 122, NextOffset: 155
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 155, NextOffset: 188
-    testutil.go:509: Offset: 254, NextOffset: 287
-    testutil.go:509: Offset: 188, NextOffset: 221
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24067 in stargz, uncompressed length 32512
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 287, NextOffset: 320
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:509: Offset: 353, NextOffset: 475
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":978,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1011,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1044,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1077,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1127,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1160,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1193,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1226,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:509: Offset: 475, NextOffset: 601
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 48119 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:509: Offset: 601, NextOffset: 698
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 979
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 698, NextOffset: 1128
+    testutil.go:509: Offset: 549, NextOffset: 978
+    testutil.go:509: Offset: 698, NextOffset: 1127
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 72194 in stargz, uncompressed length 32000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 979, NextOffset: 1012
-    testutil.go:509: Offset: 1128, NextOffset: 1161
-    testutil.go:509: Offset: 1012, NextOffset: 1045
-    testutil.go:509: Offset: 1161, NextOffset: 1194
-    testutil.go:509: Offset: 1045, NextOffset: 1078
-    testutil.go:509: Offset: 1194, NextOffset: 1227
-    testutil.go:509: Offset: 1078, NextOffset: 2488
-    testutil.go:509: Offset: 1227, NextOffset: 2787
+    testutil.go:509: Offset: 978, NextOffset: 1011
+    testutil.go:509: Offset: 1127, NextOffset: 1160
+    testutil.go:509: Offset: 1011, NextOffset: 1044
+    testutil.go:509: Offset: 1160, NextOffset: 1193
+    testutil.go:509: Offset: 1044, NextOffset: 1077
+    testutil.go:509: Offset: 1193, NextOffset: 1226
+    testutil.go:509: Offset: 1077, NextOffset: 2492
+    testutil.go:509: Offset: 1226, NextOffset: 2792
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 48498 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -54696,68 +57247,48 @@
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 287, NextOffset: 320
     testutil.go:509: Offset: 221, NextOffset: 254
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 72580 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:509: Offset: 353, NextOffset: 475
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink foo1.txt bar test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
-    testutil.go:509: Offset: 221, NextOffset: 254
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [4] at 97386 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97925 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c6aSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48498,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 122, NextOffset: 155
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48498,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72580,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 254, NextOffset: 287
+    testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 155, NextOffset: 188
-    testutil.go:509: Offset: 287, NextOffset: 320
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 254, NextOffset: 287
     testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 287, NextOffset: 320
     testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 353, NextOffset: 475
+    testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 698, NextOffset: 1128
-    testutil.go:509: Offset: 549, NextOffset: 979
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 475, NextOffset: 601
-    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:509: Offset: 353, NextOffset: 475
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 601, NextOffset: 698
     testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 698, NextOffset: 1127
+    testutil.go:509: Offset: 549, NextOffset: 978
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1128, NextOffset: 1161
-    testutil.go:509: Offset: 979, NextOffset: 1012
-    testutil.go:509: Offset: 1161, NextOffset: 1194
-    testutil.go:509: Offset: 1012, NextOffset: 1045
-    testutil.go:509: Offset: 1194, NextOffset: 1227
-    testutil.go:509: Offset: 1045, NextOffset: 1078
-    testutil.go:509: Offset: 1227, NextOffset: 2787
-    testutil.go:509: Offset: 1078, NextOffset: 2488
+    testutil.go:509: Offset: 1127, NextOffset: 1160
+    testutil.go:509: Offset: 978, NextOffset: 1011
+    testutil.go:509: Offset: 1160, NextOffset: 1193
+    testutil.go:509: Offset: 1011, NextOffset: 1044
+    testutil.go:509: Offset: 1193, NextOffset: 1226
+    testutil.go:509: Offset: 1044, NextOffset: 1077
+    testutil.go:509: Offset: 1226, NextOffset: 2792
+    testutil.go:509: Offset: 1077, NextOffset: 2492
     testutil.go:395: Comparing: "dev" vs "dev"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [4] at 96175 in stargz, uncompressed length 3072
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -54767,6 +57298,34 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [5] at 96656 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177afSTARGZ"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 89, NextOffset: 122
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 221, NextOffset: 254
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48119,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48119,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72194,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 122, NextOffset: 155
+    testutil.go:509: Offset: 254, NextOffset: 287
+    testutil.go:509: Offset: 155, NextOffset: 188
+    testutil.go:509: Offset: 287, NextOffset: 320
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 353, NextOffset: 475
+    testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 122, NextOffset: 155
@@ -54774,93 +57333,102 @@
     testutil.go:509: Offset: 155, NextOffset: 188
     testutil.go:509: Offset: 287, NextOffset: 320
     testutil.go:509: Offset: 188, NextOffset: 221
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 475, NextOffset: 601
+    testutil.go:509: Offset: 351, NextOffset: 452
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt bar test .no.prefetch.landmark baz.txt foo3.txt barlink dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1944
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1944
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1944
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar test .no.prefetch.landmark baz.txt foo3.txt barlink dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
+    testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
@@ -54882,23 +57450,23 @@
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
@@ -54907,41 +57475,57 @@
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24076 48498 72580 96543 97082]
-    testutil.go:2330: got gzip streams:
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24072 48128 72205 96201 96686]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48498 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72580 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96543 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97082 in stargz, uncompressed length 0; extra="SG\x16\x00000000000001791fSTARGZ"
+    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72205 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96201 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96686 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c9STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48498,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48498,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72580,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72205,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":867,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":900,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":933,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":966,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1016,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1049,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1082,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1115,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":868,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":901,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":934,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":967,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1017,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1050,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1083,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1116,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt barlink .no.prefetch.landmark foo1.txt bar foo3.txt test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 537, NextOffset: 868
+    testutil.go:509: Offset: 686, NextOffset: 1017
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 868, NextOffset: 901
+    testutil.go:509: Offset: 1017, NextOffset: 1050
+    testutil.go:509: Offset: 901, NextOffset: 934
+    testutil.go:509: Offset: 1050, NextOffset: 1083
+    testutil.go:509: Offset: 934, NextOffset: 967
+    testutil.go:509: Offset: 1083, NextOffset: 1116
+    testutil.go:509: Offset: 967, NextOffset: 2277
+    testutil.go:509: Offset: 1116, NextOffset: 2566
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -54973,56 +57557,36 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:509: Offset: 592, NextOffset: 686
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 867
-    testutil.go:509: Offset: 686, NextOffset: 1016
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 867, NextOffset: 900
-    testutil.go:509: Offset: 1016, NextOffset: 1049
-    testutil.go:509: Offset: 900, NextOffset: 933
-    testutil.go:509: Offset: 1049, NextOffset: 1082
-    testutil.go:509: Offset: 933, NextOffset: 966
-    testutil.go:509: Offset: 1082, NextOffset: 1115
-    testutil.go:509: Offset: 966, NextOffset: 2274
-    testutil.go:509: Offset: 1115, NextOffset: 2562
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test dev test2 baz.txt barlink .no.prefetch.landmark foo1.txt bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 592, NextOffset: 686
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1016
-    testutil.go:509: Offset: 537, NextOffset: 867
+    testutil.go:509: Offset: 686, NextOffset: 1017
+    testutil.go:509: Offset: 537, NextOffset: 868
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1016, NextOffset: 1049
-    testutil.go:509: Offset: 867, NextOffset: 900
-    testutil.go:509: Offset: 1049, NextOffset: 1082
-    testutil.go:509: Offset: 900, NextOffset: 933
-    testutil.go:509: Offset: 1082, NextOffset: 1115
-    testutil.go:509: Offset: 933, NextOffset: 966
-    testutil.go:509: Offset: 1115, NextOffset: 2562
-    testutil.go:509: Offset: 966, NextOffset: 2274
+    testutil.go:509: Offset: 1017, NextOffset: 1050
+    testutil.go:509: Offset: 868, NextOffset: 901
+    testutil.go:509: Offset: 1050, NextOffset: 1083
+    testutil.go:509: Offset: 901, NextOffset: 934
+    testutil.go:509: Offset: 1083, NextOffset: 1116
+    testutil.go:509: Offset: 934, NextOffset: 967
+    testutil.go:509: Offset: 1116, NextOffset: 2566
+    testutil.go:509: Offset: 967, NextOffset: 2277
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -55049,205 +57613,174 @@
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 317, NextOffset: 350
     testutil.go:509: Offset: 218, NextOffset: 251
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:509: Offset: 345, NextOffset: 443
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24076 48498 72580 97386 97925]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48498 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72580 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97386 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97925 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c6aSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48498,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48498,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72580,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [dev baz.txt bar barlink test2 .no.prefetch.landmark foo1.txt foo3.txt test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 baz.txt foo1.txt bar dev .no.prefetch.landmark foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24072 48128 72205 96186 96671]
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt test dev baz.txt bar barlink test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink test test2 baz.txt foo1.txt bar dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24076 48498 72580 96543 97082]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48498 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72580 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96543 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97082 in stargz, uncompressed length 0; extra="SG\x16\x00000000000001791fSTARGZ"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [3] at 72205 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96186 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96671 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177baSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48498,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48498,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72580,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72205,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":882,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":981,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1031,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1064,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1097,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1130,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":881,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":947,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":980,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1030,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1063,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1096,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1129,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test test2 barlink dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 882
-    testutil.go:509: Offset: 694, NextOffset: 1031
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1031, NextOffset: 1064
-    testutil.go:509: Offset: 915, NextOffset: 948
-    testutil.go:509: Offset: 1064, NextOffset: 1097
-    testutil.go:509: Offset: 948, NextOffset: 981
-    testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 981, NextOffset: 2294
-    testutil.go:509: Offset: 1130, NextOffset: 2586
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt barlink test2 .no.prefetch.landmark baz.txt bar foo3.txt test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 187, NextOffset: 220
@@ -55261,6 +57794,37 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 352, NextOffset: 473
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 881
+    testutil.go:509: Offset: 694, NextOffset: 1030
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 881, NextOffset: 914
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 914, NextOffset: 947
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 947, NextOffset: 980
+    testutil.go:509: Offset: 1096, NextOffset: 1129
+    testutil.go:509: Offset: 980, NextOffset: 2294
+    testutil.go:509: Offset: 1129, NextOffset: 2587
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 187, NextOffset: 220
@@ -55274,16 +57838,20 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 352, NextOffset: 473
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test2 .no.prefetch.landmark baz.txt bar foo3.txt test dev foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test test2 barlink dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -55297,32 +57865,6 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 694, NextOffset: 1031
-    testutil.go:509: Offset: 545, NextOffset: 882
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1031, NextOffset: 1064
-    testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1064, NextOffset: 1097
-    testutil.go:509: Offset: 915, NextOffset: 948
-    testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 948, NextOffset: 981
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1130, NextOffset: 2586
-    testutil.go:509: Offset: 981, NextOffset: 2294
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -55336,202 +57878,209 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 694, NextOffset: 1030
+    testutil.go:509: Offset: 545, NextOffset: 881
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 881, NextOffset: 914
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 914, NextOffset: 947
+    testutil.go:509: Offset: 1096, NextOffset: 1129
+    testutil.go:509: Offset: 947, NextOffset: 980
+    testutil.go:509: Offset: 1129, NextOffset: 2587
+    testutil.go:509: Offset: 980, NextOffset: 2294
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24075 48498 72578 97384 97923]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24072 48128 72205 96201 96686]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72205 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96201 in stargz, uncompressed length 3072
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [5] at 96686 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c9STARGZ"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test2 test dev]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72205,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt test dev foo1.txt bar foo3.txt barlink test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "bar" vs "bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 48498 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [3] at 72578 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97384 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97923 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c68STARGZ"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48498,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48498,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72578,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt test dev foo1.txt bar foo3.txt barlink test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":876,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":909,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":975,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1025,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1058,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1091,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1124,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt bar foo3.txt test foo1.txt barlink dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24075 48498 72578 96541 97080]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24072 48128 72205 96186 96671]
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72205 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96186 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96671 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177baSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72205,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:509: Offset: 595, NextOffset: 690
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 876
-    testutil.go:509: Offset: 690, NextOffset: 1025
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":876,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":909,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":975,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1025,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1058,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1091,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1124,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [dev test2 .no.prefetch.landmark foo1.txt test baz.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 876, NextOffset: 909
     testutil.go:509: Offset: 1025, NextOffset: 1058
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 909, NextOffset: 942
     testutil.go:509: Offset: 1058, NextOffset: 1091
     testutil.go:509: Offset: 942, NextOffset: 975
@@ -55539,21 +58088,15 @@
     testutil.go:509: Offset: 975, NextOffset: 2289
     testutil.go:509: Offset: 1124, NextOffset: 2577
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 48498 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 219, NextOffset: 252
@@ -55567,29 +58110,13 @@
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 219, NextOffset: 252
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 72578 in stargz, uncompressed length 32000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 153, NextOffset: 186
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [4] at 96541 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97080 in stargz, uncompressed length 0; extra="SG\x16\x00000000000001791dSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48498,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48498,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72578,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 285
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 285, NextOffset: 318
     testutil.go:509: Offset: 219, NextOffset: 252
@@ -55599,8 +58126,30 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 595, NextOffset: 690
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 541, NextOffset: 876
+    testutil.go:509: Offset: 690, NextOffset: 1025
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt bar foo3.txt test foo1.txt barlink dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt test baz.txt bar foo3.txt barlink dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1025, NextOffset: 1058
+    testutil.go:509: Offset: 876, NextOffset: 909
+    testutil.go:509: Offset: 1058, NextOffset: 1091
+    testutil.go:509: Offset: 909, NextOffset: 942
+    testutil.go:509: Offset: 1091, NextOffset: 1124
+    testutil.go:509: Offset: 942, NextOffset: 975
+    testutil.go:509: Offset: 1124, NextOffset: 2577
+    testutil.go:509: Offset: 975, NextOffset: 2289
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -55622,27 +58171,13 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 690, NextOffset: 1025
     testutil.go:509: Offset: 541, NextOffset: 876
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1025, NextOffset: 1058
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1058, NextOffset: 1091
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1091, NextOffset: 1124
-    testutil.go:509: Offset: 942, NextOffset: 975
-    testutil.go:509: Offset: 1124, NextOffset: 2577
-    testutil.go:509: Offset: 975, NextOffset: 2289
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -55659,22 +58194,26 @@
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar barlink .no.prefetch.landmark baz.txt foo3.txt test dev test2 foo1.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test test2]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
@@ -55683,6 +58222,14 @@
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
@@ -55696,57 +58243,49 @@
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24071 48127 72202 96198 96680]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink .no.prefetch.landmark baz.txt foo3.txt test dev test2 foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:509: Offset: 0, NextOffset: 1783
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt test test2 barlink dev .no.prefetch.landmark baz.txt foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
@@ -55755,14 +58294,13 @@
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
@@ -55774,6 +58312,10 @@
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 24071 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48127 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
@@ -55784,46 +58326,31 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24075 48496 72573 97379 97918]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72573 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97379 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97918 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c63STARGZ"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1949
+    testutil.go:509: Offset: 0, NextOffset: 1783
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 72202 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96198 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96680 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c6STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24071,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48127,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72573,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48127,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72202,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":886,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":919,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":952,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":985,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1035,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1068,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1101,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1134,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":886,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":919,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":952,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":985,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1035,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1068,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1101,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1134,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev bar test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 89, NextOffset: 122
-    testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 122, NextOffset: 155
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 155, NextOffset: 188
-    testutil.go:509: Offset: 254, NextOffset: 287
-    testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 287, NextOffset: 320
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:509: Offset: 353, NextOffset: 475
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test bar barlink dev test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:509: Offset: 475, NextOffset: 601
@@ -55848,9 +58375,7 @@
     testutil.go:509: Offset: 985, NextOffset: 2304
     testutil.go:509: Offset: 1134, NextOffset: 2599
     testutil.go:395: Comparing: "dev" vs "dev"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -55867,11 +58392,41 @@
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 287, NextOffset: 320
     testutil.go:509: Offset: 221, NextOffset: 254
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:509: Offset: 353, NextOffset: 475
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 89, NextOffset: 122
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 122, NextOffset: 155
+    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 155, NextOffset: 188
+    testutil.go:509: Offset: 254, NextOffset: 287
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 287, NextOffset: 320
+    testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev bar test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [bar barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 89, NextOffset: 122
+    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 122, NextOffset: 155
+    testutil.go:509: Offset: 254, NextOffset: 287
+    testutil.go:509: Offset: 155, NextOffset: 188
+    testutil.go:509: Offset: 287, NextOffset: 320
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 353, NextOffset: 475
+    testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -55891,7 +58446,6 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 698, NextOffset: 1035
     testutil.go:509: Offset: 549, NextOffset: 886
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -55903,239 +58457,189 @@
     testutil.go:509: Offset: 952, NextOffset: 985
     testutil.go:509: Offset: 1134, NextOffset: 2599
     testutil.go:509: Offset: 985, NextOffset: 2304
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 601, NextOffset: 698
     testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 89, NextOffset: 122
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 122, NextOffset: 155
-    testutil.go:509: Offset: 254, NextOffset: 287
-    testutil.go:509: Offset: 155, NextOffset: 188
-    testutil.go:509: Offset: 287, NextOffset: 320
-    testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 353, NextOffset: 475
-    testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24075 48496 72573 96536 97075]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72573 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96536 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97075 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017918STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72573,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev test2 foo1.txt bar test .no.prefetch.landmark baz.txt foo3.txt barlink]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar barlink test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 foo1.txt bar test .no.prefetch.landmark baz.txt foo3.txt barlink dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
+    testutil.go:509: Offset: 0, NextOffset: 1796
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24071 48127 72202 96183 96665]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 1961
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test2 foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 24071 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24075 48496 72573 97379 97918]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1877,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1951,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1988,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2160,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2197,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2271,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt test dev test2 foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 135, NextOffset: 172
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 349, NextOffset: 386
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 386, NextOffset: 423
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 423, NextOffset: 460
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 460, NextOffset: 497
-    testutil.go:509: Offset: 283, NextOffset: 320
-    testutil.go:509: Offset: 497, NextOffset: 534
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 72573 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 320, NextOffset: 519
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [4] at 97379 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97918 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c63STARGZ"
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 48127 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 72202 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96183 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96665 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177b7STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24071,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48127,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72573,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 534, NextOffset: 767
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48127,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72202,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1877,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1951,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1988,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2160,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2197,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2271,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt foo3.txt barlink test test2 .no.prefetch.landmark baz.txt bar dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 172, NextOffset: 209
     testutil.go:509: Offset: 386, NextOffset: 423
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 497, NextOffset: 534
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 320, NextOffset: 519
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
@@ -56159,28 +58663,59 @@
     testutil.go:509: Offset: 2197, NextOffset: 2234
     testutil.go:509: Offset: 1951, NextOffset: 1988
     testutil.go:509: Offset: 2234, NextOffset: 2271
-    testutil.go:509: Offset: 1988, NextOffset: 5687
+    testutil.go:509: Offset: 1988, NextOffset: 5688
     testutil.go:509: Offset: 2271, NextOffset: 6302
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 349, NextOffset: 386
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 386, NextOffset: 423
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 423, NextOffset: 460
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 460, NextOffset: 497
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 283, NextOffset: 320
+    testutil.go:509: Offset: 497, NextOffset: 534
+    testutil.go:509: Offset: 320, NextOffset: 519
+    testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt test dev test2 foo1.txt bar foo3.txt barlink .no.prefetch.landmark] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test test2 .no.prefetch.landmark baz.txt bar dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 767, NextOffset: 1008
     testutil.go:509: Offset: 519, NextOffset: 725
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1008, NextOffset: 1209
-    testutil.go:509: Offset: 725, NextOffset: 926
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 1209, NextOffset: 2160
     testutil.go:509: Offset: 926, NextOffset: 1877
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2160, NextOffset: 2197
+    testutil.go:509: Offset: 1877, NextOffset: 1914
+    testutil.go:509: Offset: 2197, NextOffset: 2234
+    testutil.go:509: Offset: 1914, NextOffset: 1951
+    testutil.go:509: Offset: 2234, NextOffset: 2271
+    testutil.go:509: Offset: 1951, NextOffset: 1988
+    testutil.go:509: Offset: 2271, NextOffset: 6302
+    testutil.go:509: Offset: 1988, NextOffset: 5688
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -56194,27 +58729,6 @@
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2160, NextOffset: 2197
-    testutil.go:509: Offset: 1877, NextOffset: 1914
-    testutil.go:509: Offset: 2197, NextOffset: 2234
-    testutil.go:509: Offset: 1914, NextOffset: 1951
-    testutil.go:509: Offset: 2234, NextOffset: 2271
-    testutil.go:509: Offset: 1951, NextOffset: 1988
-    testutil.go:509: Offset: 2271, NextOffset: 6302
-    testutil.go:509: Offset: 1988, NextOffset: 5687
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -56228,206 +58742,210 @@
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1008, NextOffset: 1209
+    testutil.go:509: Offset: 725, NextOffset: 926
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [barlink test dev baz.txt foo1.txt bar foo3.txt test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test .no.prefetch.landmark dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24075 48496 72573 96536 97075]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 5983
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 72573 in stargz, uncompressed length 32000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [4] at 96536 in stargz, uncompressed length 3072
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test .no.prefetch.landmark dev test2 baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24073 48124 72199 96195 96682]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5425
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [5] at 97075 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017918STARGZ"
-    testutil.go:1638: got TOC entries:
+    testutil.go:509: Offset: 0, NextOffset: 5426
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48124 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72199 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96195 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96682 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c3STARGZ"
+    testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48124,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72573,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 5983
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48124,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72199,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt test2 .no.prefetch.landmark barlink test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24073 48124 72199 96180 96667]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1894,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1931,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1968,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2005,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2175,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2286,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar foo3.txt barlink test .no.prefetch.landmark baz.txt foo1.txt dev test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 934, NextOffset: 1894
-    testutil.go:509: Offset: 1215, NextOffset: 2175
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24074 48496 72574 97380 97912]
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1895,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1932,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1969,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2006,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2176,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2287,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test2 foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1894, NextOffset: 1931
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 48124 in stargz, uncompressed length 33536
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2175, NextOffset: 2212
-    testutil.go:509: Offset: 1931, NextOffset: 1968
-    testutil.go:509: Offset: 2212, NextOffset: 2249
-    testutil.go:509: Offset: 1968, NextOffset: 2005
-    testutil.go:509: Offset: 2249, NextOffset: 2286
-    testutil.go:509: Offset: 2005, NextOffset: 5739
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1895, NextOffset: 1932
+    testutil.go:509: Offset: 2176, NextOffset: 2213
+    testutil.go:509: Offset: 1932, NextOffset: 1969
+    testutil.go:509: Offset: 2213, NextOffset: 2250
+    testutil.go:509: Offset: 1969, NextOffset: 2006
+    testutil.go:509: Offset: 2250, NextOffset: 2287
+    testutil.go:509: Offset: 2006, NextOffset: 5741
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [3] at 72199 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96180 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96667 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177b4STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48124,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48124,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72199,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2286, NextOffset: 6350
+    testutil.go:509: Offset: 2287, NextOffset: 6352
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -56436,32 +58954,15 @@
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 211, NextOffset: 248
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 322, NextOffset: 524
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72574 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97380 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [5] at 97912 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c64STARGZ"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 137, NextOffset: 174
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 386, NextOffset: 423
@@ -56470,13 +58971,6 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 285, NextOffset: 322
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72574,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 322, NextOffset: 524
     testutil.go:509: Offset: 534, NextOffset: 770
@@ -56488,19 +58982,12 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 731, NextOffset: 934
     testutil.go:509: Offset: 1012, NextOffset: 1215
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 934, NextOffset: 1895
+    testutil.go:509: Offset: 1215, NextOffset: 2176
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test .no.prefetch.landmark baz.txt foo1.txt dev test2 bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2175, NextOffset: 2212
-    testutil.go:509: Offset: 1894, NextOffset: 1931
-    testutil.go:509: Offset: 2212, NextOffset: 2249
-    testutil.go:509: Offset: 1931, NextOffset: 1968
-    testutil.go:509: Offset: 2249, NextOffset: 2286
-    testutil.go:509: Offset: 1968, NextOffset: 2005
-    testutil.go:509: Offset: 2286, NextOffset: 6350
-    testutil.go:509: Offset: 2005, NextOffset: 5739
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar test2 foo3.txt barlink test dev .no.prefetch.landmark] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -56517,12 +59004,11 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 770, NextOffset: 1012
     testutil.go:509: Offset: 524, NextOffset: 731
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1012, NextOffset: 1215
+    testutil.go:509: Offset: 731, NextOffset: 934
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -56538,42 +59024,47 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1012, NextOffset: 1215
-    testutil.go:509: Offset: 731, NextOffset: 934
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1215, NextOffset: 2175
-    testutil.go:509: Offset: 934, NextOffset: 1894
+    testutil.go:509: Offset: 1215, NextOffset: 2176
+    testutil.go:509: Offset: 934, NextOffset: 1895
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2176, NextOffset: 2213
+    testutil.go:509: Offset: 1895, NextOffset: 1932
+    testutil.go:509: Offset: 2213, NextOffset: 2250
+    testutil.go:509: Offset: 1932, NextOffset: 1969
+    testutil.go:509: Offset: 2250, NextOffset: 2287
+    testutil.go:509: Offset: 1969, NextOffset: 2006
+    testutil.go:509: Offset: 2287, NextOffset: 6352
+    testutil.go:509: Offset: 2006, NextOffset: 5741
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt bar barlink .no.prefetch.landmark foo1.txt foo3.txt test dev test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test test2 bar foo3.txt dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -56581,155 +59072,163 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt test dev test2 baz.txt bar barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24074 48496 72574 96537 97069]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5604
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test test2 bar foo3.txt dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
     testutil.go:395: Comparing: "dev" vs "dev"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 72574 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96537 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97069 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017919STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72574,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24073 48124 72199 96195 96682]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48124 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72199 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96195 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96682 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c3STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48124,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48124,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72199,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1887,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1924,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1961,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1998,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1886,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1923,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1960,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1997,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2169,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2243,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2280,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt bar test .no.prefetch.landmark foo3.txt barlink dev test2]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar foo3.txt barlink dev test2 baz.txt foo1.txt test .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:509: Offset: 768, NextOffset: 1010
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 727, NextOffset: 930
+    testutil.go:509: Offset: 1010, NextOffset: 1213
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 930, NextOffset: 1886
+    testutil.go:509: Offset: 1213, NextOffset: 2169
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1887, NextOffset: 1924
-    testutil.go:509: Offset: 2170, NextOffset: 2207
-    testutil.go:509: Offset: 1924, NextOffset: 1961
-    testutil.go:509: Offset: 2207, NextOffset: 2244
-    testutil.go:509: Offset: 1961, NextOffset: 1998
-    testutil.go:509: Offset: 2244, NextOffset: 2281
-    testutil.go:509: Offset: 1998, NextOffset: 5715
-    testutil.go:509: Offset: 2281, NextOffset: 6330
+    testutil.go:509: Offset: 1886, NextOffset: 1923
+    testutil.go:509: Offset: 2169, NextOffset: 2206
+    testutil.go:509: Offset: 1923, NextOffset: 1960
+    testutil.go:509: Offset: 2206, NextOffset: 2243
+    testutil.go:509: Offset: 1960, NextOffset: 1997
+    testutil.go:509: Offset: 2243, NextOffset: 2280
+    testutil.go:509: Offset: 1997, NextOffset: 5714
+    testutil.go:509: Offset: 2280, NextOffset: 6329
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -56737,6 +59236,8 @@
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 386, NextOffset: 423
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 248, NextOffset: 285
@@ -56758,25 +59259,23 @@
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 322, NextOffset: 521
     testutil.go:509: Offset: 534, NextOffset: 768
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 521, NextOffset: 727
-    testutil.go:509: Offset: 768, NextOffset: 1010
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test .no.prefetch.landmark bar foo3.txt barlink dev test2 baz.txt foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:509: Offset: 1010, NextOffset: 1213
+    testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 930, NextOffset: 1887
-    testutil.go:509: Offset: 1213, NextOffset: 2170
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar test .no.prefetch.landmark foo3.txt barlink dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:509: Offset: 1213, NextOffset: 2169
+    testutil.go:509: Offset: 930, NextOffset: 1886
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -56798,10 +59297,6 @@
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 423, NextOffset: 460
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24077 48499 72582 97388 97931]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 248, NextOffset: 285
@@ -56812,59 +59307,61 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 768, NextOffset: 1010
     testutil.go:509: Offset: 521, NextOffset: 727
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1010, NextOffset: 1213
-    testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2170, NextOffset: 2207
-    testutil.go:509: Offset: 1887, NextOffset: 1924
-    testutil.go:509: Offset: 2207, NextOffset: 2244
-    testutil.go:509: Offset: 1924, NextOffset: 1961
-    testutil.go:509: Offset: 2244, NextOffset: 2281
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1961, NextOffset: 1998
-    testutil.go:509: Offset: 2281, NextOffset: 6330
-    testutil.go:509: Offset: 1998, NextOffset: 5715
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1213, NextOffset: 2170
-    testutil.go:509: Offset: 930, NextOffset: 1887
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 48499 in stargz, uncompressed length 33536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 72582 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97388 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97931 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c6cSTARGZ"
+    testutil.go:509: Offset: 2169, NextOffset: 2206
+    testutil.go:509: Offset: 1886, NextOffset: 1923
+    testutil.go:509: Offset: 2206, NextOffset: 2243
+    testutil.go:509: Offset: 1923, NextOffset: 1960
+    testutil.go:509: Offset: 2243, NextOffset: 2280
+    testutil.go:509: Offset: 1960, NextOffset: 1997
+    testutil.go:509: Offset: 2280, NextOffset: 6329
+    testutil.go:509: Offset: 1997, NextOffset: 5714
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24073 48124 72199 96180 96667]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48124 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72199 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96180 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96667 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177b4STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48499,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48124,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48499,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72582,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48124,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72199,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar barlink test2 foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink test test2 foo1.txt dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -56872,189 +59369,164 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 6008
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar barlink test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
+    testutil.go:401: Directory: "" vs "": [foo1.txt dev .no.prefetch.landmark baz.txt bar foo3.txt barlink test test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24072 48125 72199 96195 96683]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6009
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24077 48499 72582 96545 97088]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48499 in stargz, uncompressed length 33536
+    testutil.go:509: Offset: 146, NextOffset: 6008
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 72582 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96545 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97088 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017921STARGZ"
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 48125 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 72199 in stargz, uncompressed length 33124
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [4] at 96195 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96683 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c3STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6009
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5452
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6009
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48499,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48125,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48499,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72582,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48125,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72199,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5452
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:509: Offset: 0, NextOffset: 5451
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1904,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1941,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1978,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2015,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2185,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2222,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2259,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2296,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1905,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1942,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1979,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2016,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2186,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2223,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2260,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2297,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [barlink foo1.txt test dev test2 .no.prefetch.landmark baz.txt bar foo3.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1904, NextOffset: 1941
-    testutil.go:509: Offset: 2185, NextOffset: 2222
-    testutil.go:509: Offset: 1941, NextOffset: 1978
-    testutil.go:509: Offset: 2222, NextOffset: 2259
-    testutil.go:509: Offset: 1978, NextOffset: 2015
-    testutil.go:509: Offset: 2259, NextOffset: 2296
-    testutil.go:509: Offset: 2015, NextOffset: 5765
-    testutil.go:509: Offset: 2296, NextOffset: 6377
+    testutil.go:509: Offset: 1905, NextOffset: 1942
+    testutil.go:509: Offset: 2186, NextOffset: 2223
+    testutil.go:509: Offset: 1942, NextOffset: 1979
+    testutil.go:509: Offset: 2223, NextOffset: 2260
+    testutil.go:509: Offset: 1979, NextOffset: 2016
+    testutil.go:509: Offset: 2260, NextOffset: 2297
+    testutil.go:509: Offset: 2016, NextOffset: 5766
+    testutil.go:509: Offset: 2297, NextOffset: 6378
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 138, NextOffset: 175
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 175, NextOffset: 212
     testutil.go:509: Offset: 387, NextOffset: 424
@@ -57076,6 +59548,8 @@
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 461, NextOffset: 498
     testutil.go:509: Offset: 286, NextOffset: 323
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 498, NextOffset: 535
     testutil.go:509: Offset: 323, NextOffset: 525
     testutil.go:509: Offset: 535, NextOffset: 770
@@ -57088,35 +59562,51 @@
     testutil.go:509: Offset: 733, NextOffset: 937
     testutil.go:509: Offset: 1014, NextOffset: 1218
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 937, NextOffset: 1904
-    testutil.go:509: Offset: 1218, NextOffset: 2185
+    testutil.go:509: Offset: 937, NextOffset: 1905
+    testutil.go:509: Offset: 1218, NextOffset: 2186
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1014
-    testutil.go:509: Offset: 525, NextOffset: 733
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt barlink foo1.txt test dev test2 .no.prefetch.landmark] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 350, NextOffset: 387
+    testutil.go:509: Offset: 138, NextOffset: 175
+    testutil.go:509: Offset: 387, NextOffset: 424
+    testutil.go:509: Offset: 175, NextOffset: 212
+    testutil.go:509: Offset: 424, NextOffset: 461
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 461, NextOffset: 498
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 498, NextOffset: 535
+    testutil.go:509: Offset: 286, NextOffset: 323
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 535, NextOffset: 770
+    testutil.go:509: Offset: 323, NextOffset: 525
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1014, NextOffset: 1218
     testutil.go:509: Offset: 733, NextOffset: 937
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1218, NextOffset: 2185
-    testutil.go:509: Offset: 937, NextOffset: 1904
+    testutil.go:509: Offset: 1218, NextOffset: 2186
+    testutil.go:509: Offset: 937, NextOffset: 1905
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1014
+    testutil.go:509: Offset: 525, NextOffset: 733
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2185, NextOffset: 2222
-    testutil.go:509: Offset: 1904, NextOffset: 1941
-    testutil.go:509: Offset: 2222, NextOffset: 2259
-    testutil.go:509: Offset: 1941, NextOffset: 1978
-    testutil.go:509: Offset: 2259, NextOffset: 2296
-    testutil.go:509: Offset: 1978, NextOffset: 2015
-    testutil.go:509: Offset: 2296, NextOffset: 6377
-    testutil.go:509: Offset: 2015, NextOffset: 5765
+    testutil.go:509: Offset: 2186, NextOffset: 2223
+    testutil.go:509: Offset: 1905, NextOffset: 1942
+    testutil.go:509: Offset: 2223, NextOffset: 2260
+    testutil.go:509: Offset: 1942, NextOffset: 1979
+    testutil.go:509: Offset: 2260, NextOffset: 2297
+    testutil.go:509: Offset: 1979, NextOffset: 2016
+    testutil.go:509: Offset: 2297, NextOffset: 6378
+    testutil.go:509: Offset: 2016, NextOffset: 5766
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -57136,59 +59626,50 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 350, NextOffset: 387
-    testutil.go:509: Offset: 138, NextOffset: 175
-    testutil.go:509: Offset: 387, NextOffset: 424
-    testutil.go:509: Offset: 175, NextOffset: 212
-    testutil.go:509: Offset: 424, NextOffset: 461
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 461, NextOffset: 498
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 498, NextOffset: 535
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 535, NextOffset: 770
-    testutil.go:509: Offset: 323, NextOffset: 525
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24077 48499 72582 97388 97931]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24072 48125 72199 96180 96668]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48499 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72582 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97388 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97931 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c6cSTARGZ"
+    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48125 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72199 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96180 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96668 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177b4STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48499,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48125,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48499,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72582,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48125,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72199,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev test2 barlink test]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev barlink test test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 5632
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -57196,160 +59677,133 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev test2 barlink test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev barlink test test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24074 48131 72210 96206 96696]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24077 48499 72582 96545 97088]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6188
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48499 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72582 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96545 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97088 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017921STARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48131 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72210 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96206 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96696 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ceSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48499,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48131,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48499,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72582,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48131,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72210,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 5632
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2430,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2467,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2504,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2541,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2713,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2750,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2787,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2824,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2429,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2466,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2503,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2540,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2712,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2749,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2786,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2823,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt bar barlink test test2 foo1.txt foo3.txt dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 725, NextOffset: 926
-    testutil.go:509: Offset: 1008, NextOffset: 1209
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 926, NextOffset: 2430
-    testutil.go:509: Offset: 1209, NextOffset: 2713
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2430, NextOffset: 2467
-    testutil.go:509: Offset: 2713, NextOffset: 2750
-    testutil.go:509: Offset: 2467, NextOffset: 2504
-    testutil.go:509: Offset: 2750, NextOffset: 2787
-    testutil.go:509: Offset: 2504, NextOffset: 2541
-    testutil.go:509: Offset: 2787, NextOffset: 2824
-    testutil.go:509: Offset: 2541, NextOffset: 6614
-    testutil.go:509: Offset: 2824, NextOffset: 7228
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test barlink dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -57381,30 +59835,67 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 519, NextOffset: 725
     testutil.go:509: Offset: 767, NextOffset: 1008
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt dev .no.prefetch.landmark baz.txt bar barlink test test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1008, NextOffset: 1209
     testutil.go:509: Offset: 725, NextOffset: 926
+    testutil.go:509: Offset: 1008, NextOffset: 1209
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 926, NextOffset: 2429
+    testutil.go:509: Offset: 1209, NextOffset: 2712
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2713, NextOffset: 2750
-    testutil.go:509: Offset: 2430, NextOffset: 2467
-    testutil.go:509: Offset: 2750, NextOffset: 2787
-    testutil.go:509: Offset: 2467, NextOffset: 2504
-    testutil.go:509: Offset: 2787, NextOffset: 2824
-    testutil.go:509: Offset: 2504, NextOffset: 2541
-    testutil.go:509: Offset: 2824, NextOffset: 7228
-    testutil.go:509: Offset: 2541, NextOffset: 6614
+    testutil.go:509: Offset: 2429, NextOffset: 2466
+    testutil.go:509: Offset: 2712, NextOffset: 2749
+    testutil.go:509: Offset: 2466, NextOffset: 2503
+    testutil.go:509: Offset: 2749, NextOffset: 2786
+    testutil.go:509: Offset: 2503, NextOffset: 2540
+    testutil.go:509: Offset: 2786, NextOffset: 2823
+    testutil.go:509: Offset: 2540, NextOffset: 6611
+    testutil.go:509: Offset: 2823, NextOffset: 7225
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1209, NextOffset: 2712
+    testutil.go:509: Offset: 926, NextOffset: 2429
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24074 48131 72210 96191 96681]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2712, NextOffset: 2749
+    testutil.go:509: Offset: 2429, NextOffset: 2466
+    testutil.go:509: Offset: 2749, NextOffset: 2786
+    testutil.go:509: Offset: 2466, NextOffset: 2503
+    testutil.go:509: Offset: 2786, NextOffset: 2823
+    testutil.go:509: Offset: 2503, NextOffset: 2540
+    testutil.go:509: Offset: 2823, NextOffset: 7225
+    testutil.go:509: Offset: 2540, NextOffset: 6611
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 172, NextOffset: 209
     testutil.go:509: Offset: 423, NextOffset: 460
@@ -57415,220 +59906,200 @@
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 767, NextOffset: 1008
-    testutil.go:509: Offset: 519, NextOffset: 725
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1209, NextOffset: 2713
-    testutil.go:509: Offset: 926, NextOffset: 2430
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 172, NextOffset: 209
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 209, NextOffset: 246
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24076 48499 72581 97387 97930]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48499 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [dev baz.txt foo1.txt bar test2 .no.prefetch.landmark foo3.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [3] at 72581 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6913
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [4] at 97387 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 97930 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017c6bSTARGZ"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 767, NextOffset: 1008
+    testutil.go:509: Offset: 519, NextOffset: 725
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1008, NextOffset: 1209
+    testutil.go:509: Offset: 725, NextOffset: 926
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 48131 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72210 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96191 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96681 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177bfSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48499,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48131,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48499,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72581,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48131,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72210,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [barlink test2 .no.prefetch.landmark bar test dev baz.txt foo1.txt foo3.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 6352
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink test dev baz.txt foo1.txt bar test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test2 .no.prefetch.landmark bar test dev baz.txt foo1.txt foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24076 48499 72581 96544 97087]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24074 48131 72210 96206 96696]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 48499 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72581 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96544 in stargz, uncompressed length 3072
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [5] at 97087 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017920STARGZ"
+    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48131 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72210 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96206 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96696 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ceSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48499,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48131,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48499,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72581,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48131,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72210,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2447,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2484,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2521,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2558,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2728,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2765,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2802,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2839,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2447,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2484,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2521,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2558,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2728,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2765,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2802,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2839,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2 foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 934, NextOffset: 2447
-    testutil.go:509: Offset: 1215, NextOffset: 2728
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt bar barlink dev foo3.txt test test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -57639,14 +60110,14 @@
     testutil.go:509: Offset: 2765, NextOffset: 2802
     testutil.go:509: Offset: 2521, NextOffset: 2558
     testutil.go:509: Offset: 2802, NextOffset: 2839
-    testutil.go:509: Offset: 2558, NextOffset: 6667
+    testutil.go:509: Offset: 2558, NextOffset: 6665
     testutil.go:509: Offset: 2839, NextOffset: 7277
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -57683,21 +60154,11 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 731, NextOffset: 934
     testutil.go:509: Offset: 1012, NextOffset: 1215
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2 foo1.txt bar foo3.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1012
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 524, NextOffset: 731
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1012, NextOffset: 1215
-    testutil.go:509: Offset: 731, NextOffset: 934
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1215, NextOffset: 2728
     testutil.go:509: Offset: 934, NextOffset: 2447
+    testutil.go:509: Offset: 1215, NextOffset: 2728
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt test test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -57711,7 +60172,24 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1012
+    testutil.go:509: Offset: 524, NextOffset: 731
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1012, NextOffset: 1215
+    testutil.go:509: Offset: 731, NextOffset: 934
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1215, NextOffset: 2728
+    testutil.go:509: Offset: 934, NextOffset: 2447
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -57722,13 +60200,7 @@
     testutil.go:509: Offset: 2802, NextOffset: 2839
     testutil.go:509: Offset: 2521, NextOffset: 2558
     testutil.go:509: Offset: 2839, NextOffset: 7277
-    testutil.go:509: Offset: 2558, NextOffset: 6667
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 2558, NextOffset: 6665
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -57744,51 +60216,66 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24074 48131 72210 96191 96681]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48131 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72210 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96191 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96681 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177bfSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48131,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48131,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72210,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink test baz.txt bar dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink test dev foo3.txt test2 .no.prefetch.landmark baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -57798,172 +60285,148 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt barlink test baz.txt bar dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24077 48128 72207 96205 96686]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6534
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev foo3.txt test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6534
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 72207 in stargz, uncompressed length 33124
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24073 48131 72209 96205 96695]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48131 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72209 in stargz, uncompressed length 33124
     testutil.go:2349:   [4] at 96205 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96686 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177cdSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6534
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [5] at 96695 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177cdSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 7090
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48131,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72207,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48131,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72209,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6534
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2440,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2477,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2514,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2551,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2723,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2760,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2797,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2834,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt barlink dev test2 bar foo3.txt test]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 930, NextOffset: 2440
+    testutil.go:509: Offset: 1213, NextOffset: 2723
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2442,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2479,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2516,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2553,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2725,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2762,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2799,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2836,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink]
+    testutil.go:509: Offset: 2440, NextOffset: 2477
+    testutil.go:509: Offset: 2723, NextOffset: 2760
+    testutil.go:509: Offset: 2477, NextOffset: 2514
+    testutil.go:509: Offset: 2760, NextOffset: 2797
+    testutil.go:509: Offset: 2514, NextOffset: 2551
+    testutil.go:509: Offset: 2797, NextOffset: 2834
+    testutil.go:509: Offset: 2551, NextOffset: 6641
+    testutil.go:509: Offset: 2834, NextOffset: 7256
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 349, NextOffset: 386
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 386, NextOffset: 423
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 497, NextOffset: 534
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 322, NextOffset: 521
     testutil.go:509: Offset: 534, NextOffset: 768
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 521, NextOffset: 727
-    testutil.go:509: Offset: 768, NextOffset: 1010
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 727, NextOffset: 930
-    testutil.go:509: Offset: 1010, NextOffset: 1213
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 930, NextOffset: 2442
-    testutil.go:509: Offset: 1213, NextOffset: 2725
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2442, NextOffset: 2479
-    testutil.go:509: Offset: 2725, NextOffset: 2762
-    testutil.go:509: Offset: 2479, NextOffset: 2516
-    testutil.go:509: Offset: 2762, NextOffset: 2799
-    testutil.go:509: Offset: 2516, NextOffset: 2553
-    testutil.go:509: Offset: 2799, NextOffset: 2836
-    testutil.go:509: Offset: 2553, NextOffset: 6645
-    testutil.go:509: Offset: 2836, NextOffset: 7260
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 349, NextOffset: 386
@@ -57977,30 +60440,35 @@
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 322, NextOffset: 521
     testutil.go:509: Offset: 534, NextOffset: 768
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:509: Offset: 768, NextOffset: 1010
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 727, NextOffset: 930
+    testutil.go:509: Offset: 1010, NextOffset: 1213
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink dev test2 bar foo3.txt test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1010, NextOffset: 1213
+    testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1213, NextOffset: 2725
-    testutil.go:509: Offset: 930, NextOffset: 2442
+    testutil.go:509: Offset: 1213, NextOffset: 2723
+    testutil.go:509: Offset: 930, NextOffset: 2440
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2725, NextOffset: 2762
-    testutil.go:509: Offset: 2442, NextOffset: 2479
-    testutil.go:509: Offset: 2762, NextOffset: 2799
-    testutil.go:509: Offset: 2479, NextOffset: 2516
-    testutil.go:509: Offset: 2799, NextOffset: 2836
-    testutil.go:509: Offset: 2516, NextOffset: 2553
-    testutil.go:509: Offset: 2836, NextOffset: 7260
-    testutil.go:509: Offset: 2553, NextOffset: 6645
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 2723, NextOffset: 2760
+    testutil.go:509: Offset: 2440, NextOffset: 2477
+    testutil.go:509: Offset: 2760, NextOffset: 2797
+    testutil.go:509: Offset: 2477, NextOffset: 2514
+    testutil.go:509: Offset: 2797, NextOffset: 2834
+    testutil.go:509: Offset: 2514, NextOffset: 2551
+    testutil.go:509: Offset: 2834, NextOffset: 7256
+    testutil.go:509: Offset: 2551, NextOffset: 6641
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -58014,6 +60482,18 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 768, NextOffset: 1010
+    testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -58027,69 +60507,60 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 768, NextOffset: 1010
-    testutil.go:509: Offset: 521, NextOffset: 727
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1010, NextOffset: 1213
-    testutil.go:509: Offset: 727, NextOffset: 930
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24077 48128 72207 96191 96672]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72207 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96191 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96672 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177bfSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72207,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink test dev test2 foo1.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test2 foo1.txt foo3.txt test .no.prefetch.landmark baz.txt bar barlink dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24073 48131 72209 96190 96680]
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 7065
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -58097,73 +60568,81 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 foo1.txt .no.prefetch.landmark baz.txt bar foo3.txt barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 6382
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 48131 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72209 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96190 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96680 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177beSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48131,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48131,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72209,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt test .no.prefetch.landmark baz.txt bar barlink dev test2 foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -58171,29 +60650,76 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24073 48128 72205 96201 96693]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72205 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96201 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96693 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72205,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2463,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2500,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2537,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2574,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2744,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2781,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2818,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2855,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2461,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2498,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2535,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2572,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2742,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2779,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2816,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2853,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test2 baz.txt foo1.txt bar foo3.txt dev .no.prefetch.landmark barlink test]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt bar foo3.txt dev foo1.txt barlink test]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 733, NextOffset: 937
+    testutil.go:509: Offset: 1014, NextOffset: 1218
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 937, NextOffset: 2461
+    testutil.go:509: Offset: 1218, NextOffset: 2742
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2461, NextOffset: 2498
+    testutil.go:509: Offset: 2742, NextOffset: 2779
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 2498, NextOffset: 2535
+    testutil.go:509: Offset: 2779, NextOffset: 2816
+    testutil.go:509: Offset: 2535, NextOffset: 2572
+    testutil.go:509: Offset: 2816, NextOffset: 2853
+    testutil.go:509: Offset: 2572, NextOffset: 6696
+    testutil.go:509: Offset: 2853, NextOffset: 7309
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -58221,49 +60747,32 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 498, NextOffset: 535
     testutil.go:509: Offset: 323, NextOffset: 525
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 525, NextOffset: 733
     testutil.go:509: Offset: 770, NextOffset: 1014
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 733, NextOffset: 937
-    testutil.go:509: Offset: 1014, NextOffset: 1218
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 937, NextOffset: 2463
-    testutil.go:509: Offset: 1218, NextOffset: 2744
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt barlink test test2 .no.prefetch.landmark baz.txt bar foo3.txt dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1014
+    testutil.go:509: Offset: 525, NextOffset: 733
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2463, NextOffset: 2500
-    testutil.go:509: Offset: 2744, NextOffset: 2781
-    testutil.go:509: Offset: 2500, NextOffset: 2537
-    testutil.go:509: Offset: 2781, NextOffset: 2818
-    testutil.go:509: Offset: 2537, NextOffset: 2574
-    testutil.go:509: Offset: 2818, NextOffset: 2855
-    testutil.go:509: Offset: 2574, NextOffset: 6700
-    testutil.go:509: Offset: 2855, NextOffset: 7313
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24077 48128 72207 96205 96686]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark barlink test test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:509: Offset: 2742, NextOffset: 2779
+    testutil.go:509: Offset: 2461, NextOffset: 2498
+    testutil.go:509: Offset: 2779, NextOffset: 2816
+    testutil.go:509: Offset: 2498, NextOffset: 2535
+    testutil.go:509: Offset: 2816, NextOffset: 2853
+    testutil.go:509: Offset: 2535, NextOffset: 2572
+    testutil.go:509: Offset: 2853, NextOffset: 7309
+    testutil.go:509: Offset: 2572, NextOffset: 6696
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 138, NextOffset: 175
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 387, NextOffset: 424
     testutil.go:509: Offset: 175, NextOffset: 212
     testutil.go:509: Offset: 424, NextOffset: 461
@@ -58272,66 +60781,8 @@
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 498, NextOffset: 535
     testutil.go:509: Offset: 286, NextOffset: 323
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1014
-    testutil.go:509: Offset: 525, NextOffset: 733
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1014, NextOffset: 1218
-    testutil.go:509: Offset: 733, NextOffset: 937
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1218, NextOffset: 2744
-    testutil.go:509: Offset: 937, NextOffset: 2463
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2744, NextOffset: 2781
-    testutil.go:509: Offset: 2463, NextOffset: 2500
-    testutil.go:509: Offset: 2781, NextOffset: 2818
-    testutil.go:509: Offset: 2500, NextOffset: 2537
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 72207 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 2818, NextOffset: 2855
-    testutil.go:509: Offset: 2537, NextOffset: 2574
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [4] at 96205 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 2855, NextOffset: 7313
-    testutil.go:509: Offset: 2574, NextOffset: 6700
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [5] at 96686 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177cdSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72207,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -58345,163 +60796,191 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1014, NextOffset: 1218
+    testutil.go:509: Offset: 733, NextOffset: 937
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1218, NextOffset: 2742
+    testutil.go:509: Offset: 937, NextOffset: 2461
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt test test2 bar foo3.txt barlink dev .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt barlink dev test2 .no.prefetch.landmark baz.txt bar foo3.txt test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt test test2 bar foo3.txt barlink dev .no.prefetch.landmark baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt barlink dev test2 .no.prefetch.landmark baz.txt bar foo3.txt test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24077 48128 72207 96191 96672]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24073 48128 72205 96186 96678]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
     testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72207 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96191 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96672 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177bfSTARGZ"
+    testutil.go:2349:   [3] at 72205 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96186 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96678 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177baSTARGZ"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72207,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72205,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":136,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":210,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1888,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1925,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1962,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1999,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1009,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1212,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":136,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":210,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1888,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1925,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1962,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1999,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1009,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1212,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt barlink baz.txt bar foo3.txt test dev test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink test .no.prefetch.landmark baz.txt bar dev test2 foo1.txt foo3.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 930, NextOffset: 1888
+    testutil.go:509: Offset: 1212, NextOffset: 2170
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1888, NextOffset: 1925
+    testutil.go:509: Offset: 2170, NextOffset: 2207
+    testutil.go:509: Offset: 1925, NextOffset: 1962
+    testutil.go:509: Offset: 2207, NextOffset: 2244
+    testutil.go:509: Offset: 1962, NextOffset: 1999
+    testutil.go:509: Offset: 2244, NextOffset: 2281
+    testutil.go:509: Offset: 1999, NextOffset: 5700
+    testutil.go:509: Offset: 2281, NextOffset: 6313
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -58510,6 +60989,9 @@
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 210, NextOffset: 247
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 460, NextOffset: 497
@@ -58527,6 +61009,12 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 284, NextOffset: 321
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24073 48128 72205 96201 96693]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 321, NextOffset: 521
     testutil.go:509: Offset: 534, NextOffset: 768
@@ -58538,38 +61026,52 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:509: Offset: 1009, NextOffset: 1212
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar dev test2 foo1.txt foo3.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 768, NextOffset: 1009
+    testutil.go:509: Offset: 521, NextOffset: 727
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 930, NextOffset: 1888
     testutil.go:509: Offset: 1212, NextOffset: 2170
+    testutil.go:509: Offset: 930, NextOffset: 1888
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1888, NextOffset: 1925
     testutil.go:509: Offset: 2170, NextOffset: 2207
-    testutil.go:509: Offset: 1925, NextOffset: 1962
+    testutil.go:509: Offset: 1888, NextOffset: 1925
     testutil.go:509: Offset: 2207, NextOffset: 2244
-    testutil.go:509: Offset: 1962, NextOffset: 1999
+    testutil.go:509: Offset: 1925, NextOffset: 1962
     testutil.go:509: Offset: 2244, NextOffset: 2281
+    testutil.go:509: Offset: 1962, NextOffset: 1999
+    testutil.go:509: Offset: 2281, NextOffset: 6313
     testutil.go:509: Offset: 1999, NextOffset: 5700
-    testutil.go:509: Offset: 2281, NextOffset: 6314
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt barlink baz.txt bar foo3.txt test dev test2 .no.prefetch.landmark] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 768, NextOffset: 1009
-    testutil.go:509: Offset: 521, NextOffset: 727
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [3] at 72205 in stargz, uncompressed length 33124
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 349, NextOffset: 386
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [4] at 96201 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96693 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72205,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 136, NextOffset: 173
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 173, NextOffset: 210
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 210, NextOffset: 247
     testutil.go:509: Offset: 460, NextOffset: 497
@@ -58583,24 +61085,8 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1009, NextOffset: 1212
     testutil.go:509: Offset: 727, NextOffset: 930
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1212, NextOffset: 2170
-    testutil.go:509: Offset: 930, NextOffset: 1888
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2170, NextOffset: 2207
-    testutil.go:509: Offset: 1888, NextOffset: 1925
-    testutil.go:509: Offset: 2207, NextOffset: 2244
-    testutil.go:509: Offset: 1925, NextOffset: 1962
-    testutil.go:509: Offset: 2244, NextOffset: 2281
-    testutil.go:509: Offset: 1962, NextOffset: 1999
-    testutil.go:509: Offset: 2281, NextOffset: 6314
-    testutil.go:509: Offset: 1999, NextOffset: 5700
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -58621,59 +61107,50 @@
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 321, NextOffset: 521
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink dev bar test test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5438
-    testutil.go:509: Offset: 146, NextOffset: 5995
-    testutil.go:509: Offset: 0, NextOffset: 5438
-    testutil.go:509: Offset: 146, NextOffset: 5995
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink dev baz.txt test test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
@@ -58684,18 +61161,21 @@
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink dev bar test test2 .no.prefetch.landmark baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 5438
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 5995
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink dev baz.txt test test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
@@ -58704,13 +61184,13 @@
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
@@ -58719,6 +61199,8 @@
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
@@ -58735,63 +61217,54 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 5995
+    testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24076 48128 72205 96203 96685]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24073 48128 72205 96186 96678]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
     testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72205 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96203 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96685 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177cbSTARGZ"
+    testutil.go:2349:   [3] at 72205 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96186 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96678 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177baSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72205,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72205,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":734,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":938,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1905,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1942,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1979,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2016,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":351,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":388,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":425,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":462,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":499,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":536,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":773,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1017,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1221,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2188,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2225,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2262,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2299,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":734,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":938,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1906,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1943,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1980,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2017,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":351,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":388,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":425,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":462,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":499,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":536,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":773,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1017,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1221,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2189,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2226,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2263,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt dev test2 bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1905, NextOffset: 1942
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 2188, NextOffset: 2225
-    testutil.go:509: Offset: 1942, NextOffset: 1979
-    testutil.go:509: Offset: 2225, NextOffset: 2262
-    testutil.go:509: Offset: 1979, NextOffset: 2016
-    testutil.go:509: Offset: 2262, NextOffset: 2299
-    testutil.go:509: Offset: 2016, NextOffset: 5755
-    testutil.go:509: Offset: 2299, NextOffset: 6366
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo3.txt barlink test baz.txt dev test2 .no.prefetch.landmark foo1.txt bar]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -58800,6 +61273,8 @@
     testutil.go:509: Offset: 175, NextOffset: 212
     testutil.go:509: Offset: 388, NextOffset: 425
     testutil.go:509: Offset: 212, NextOffset: 249
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 425, NextOffset: 462
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 462, NextOffset: 499
@@ -58807,6 +61282,8 @@
     testutil.go:509: Offset: 499, NextOffset: 536
     testutil.go:509: Offset: 323, NextOffset: 525
     testutil.go:509: Offset: 536, NextOffset: 773
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 138, NextOffset: 175
     testutil.go:509: Offset: 351, NextOffset: 388
@@ -58829,57 +61306,79 @@
     testutil.go:509: Offset: 734, NextOffset: 938
     testutil.go:509: Offset: 1017, NextOffset: 1221
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 938, NextOffset: 1905
-    testutil.go:509: Offset: 1221, NextOffset: 2188
+    testutil.go:509: Offset: 938, NextOffset: 1906
+    testutil.go:509: Offset: 1221, NextOffset: 2189
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt dev test2 bar foo3.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1017, NextOffset: 1221
-    testutil.go:509: Offset: 734, NextOffset: 938
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1221, NextOffset: 2188
-    testutil.go:509: Offset: 938, NextOffset: 1905
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1906, NextOffset: 1943
+    testutil.go:509: Offset: 2189, NextOffset: 2226
+    testutil.go:509: Offset: 1943, NextOffset: 1980
+    testutil.go:509: Offset: 2226, NextOffset: 2263
+    testutil.go:509: Offset: 1980, NextOffset: 2017
+    testutil.go:509: Offset: 2263, NextOffset: 2300
+    testutil.go:509: Offset: 2017, NextOffset: 5755
+    testutil.go:509: Offset: 2300, NextOffset: 6368
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test baz.txt dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+    testutil.go:509: Offset: 2189, NextOffset: 2226
+    testutil.go:509: Offset: 1906, NextOffset: 1943
+    testutil.go:509: Offset: 2226, NextOffset: 2263
+    testutil.go:509: Offset: 1943, NextOffset: 1980
+    testutil.go:509: Offset: 2263, NextOffset: 2300
+    testutil.go:509: Offset: 1980, NextOffset: 2017
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24070 48126 72204 96200 96692]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 2188, NextOffset: 2225
-    testutil.go:509: Offset: 1905, NextOffset: 1942
-    testutil.go:509: Offset: 2225, NextOffset: 2262
-    testutil.go:509: Offset: 1942, NextOffset: 1979
-    testutil.go:509: Offset: 2262, NextOffset: 2299
-    testutil.go:509: Offset: 1979, NextOffset: 2016
-    testutil.go:509: Offset: 2299, NextOffset: 6366
-    testutil.go:509: Offset: 2016, NextOffset: 5755
+    testutil.go:509: Offset: 2300, NextOffset: 6368
+    testutil.go:509: Offset: 2017, NextOffset: 5755
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 351, NextOffset: 388
     testutil.go:509: Offset: 138, NextOffset: 175
     testutil.go:509: Offset: 388, NextOffset: 425
     testutil.go:509: Offset: 175, NextOffset: 212
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 425, NextOffset: 462
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 462, NextOffset: 499
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 24070 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 286
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 48126 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72204 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96200 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96692 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c8STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24070,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48126,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48126,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72204,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 499, NextOffset: 536
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 536, NextOffset: 773
     testutil.go:509: Offset: 323, NextOffset: 525
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 773, NextOffset: 1017
-    testutil.go:509: Offset: 525, NextOffset: 734
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -58887,6 +61386,9 @@
     testutil.go:509: Offset: 138, NextOffset: 175
     testutil.go:509: Offset: 388, NextOffset: 425
     testutil.go:509: Offset: 175, NextOffset: 212
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 425, NextOffset: 462
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 462, NextOffset: 499
@@ -58895,34 +61397,37 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 536, NextOffset: 773
     testutil.go:509: Offset: 323, NextOffset: 525
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 773, NextOffset: 1017
+    testutil.go:509: Offset: 525, NextOffset: 734
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1017, NextOffset: 1221
+    testutil.go:509: Offset: 734, NextOffset: 938
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1221, NextOffset: 2189
+    testutil.go:509: Offset: 938, NextOffset: 1906
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt test baz.txt bar foo3.txt barlink dev test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:509: Offset: 146, NextOffset: 6177
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo3.txt test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 5620
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -58933,20 +61438,11 @@
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24076 48128 72205 96189 96671]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 146, NextOffset: 6177
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
@@ -58956,13 +61452,8 @@
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
@@ -58972,37 +61463,17 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 72205 in stargz, uncompressed length 32000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:401: Directory: "" vs "": [foo1.txt test baz.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [4] at 96189 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6177
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [5] at 96671 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177bdSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72205,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:509: Offset: 146, NextOffset: 6177
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink foo3.txt test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -59014,6 +61485,14 @@
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
@@ -59027,58 +61506,64 @@
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6177
+    testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 5620
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24070 48126 72204 96185 96677]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24070 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48126 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72204 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96185 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96677 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177b9STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24070,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48126,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48126,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72204,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":523,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":730,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1897,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1934,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1971,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2008,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1013,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1217,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2180,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2291,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":523,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":730,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1897,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1934,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1971,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2008,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1013,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1217,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2180,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2291,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [barlink dev .no.prefetch.landmark foo1.txt bar foo3.txt test test2 baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 523, NextOffset: 730
-    testutil.go:509: Offset: 770, NextOffset: 1013
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 730, NextOffset: 934
-    testutil.go:509: Offset: 1013, NextOffset: 1217
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 934, NextOffset: 1897
-    testutil.go:509: Offset: 1217, NextOffset: 2180
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt bar foo3.txt test dev test2 foo1.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -59088,14 +61573,14 @@
     testutil.go:509: Offset: 2217, NextOffset: 2254
     testutil.go:509: Offset: 1971, NextOffset: 2008
     testutil.go:509: Offset: 2254, NextOffset: 2291
-    testutil.go:509: Offset: 2008, NextOffset: 5728
+    testutil.go:509: Offset: 2008, NextOffset: 5730
     testutil.go:509: Offset: 2291, NextOffset: 6342
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -59124,8 +61609,20 @@
     testutil.go:509: Offset: 498, NextOffset: 535
     testutil.go:509: Offset: 322, NextOffset: 523
     testutil.go:509: Offset: 535, NextOffset: 770
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 523, NextOffset: 730
+    testutil.go:509: Offset: 770, NextOffset: 1013
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 730, NextOffset: 934
+    testutil.go:509: Offset: 1013, NextOffset: 1217
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 934, NextOffset: 1897
+    testutil.go:509: Offset: 1217, NextOffset: 2180
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink dev .no.prefetch.landmark foo1.txt bar foo3.txt test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink .no.prefetch.landmark baz.txt bar foo3.txt test dev test2 foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -59139,16 +61636,6 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 523
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1013
-    testutil.go:509: Offset: 523, NextOffset: 730
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -59160,18 +61647,33 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24075 48134 72216 96212 96704]
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 2180, NextOffset: 2217
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1897, NextOffset: 1934
     testutil.go:509: Offset: 2217, NextOffset: 2254
     testutil.go:509: Offset: 1934, NextOffset: 1971
     testutil.go:509: Offset: 2254, NextOffset: 2291
     testutil.go:509: Offset: 1971, NextOffset: 2008
     testutil.go:509: Offset: 2291, NextOffset: 6342
-    testutil.go:509: Offset: 2008, NextOffset: 5728
+    testutil.go:509: Offset: 2008, NextOffset: 5730
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 387, NextOffset: 424
     testutil.go:509: Offset: 174, NextOffset: 211
@@ -59183,208 +61685,227 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 523
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24078 48134 72216 96214 96697]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24078 in stargz, uncompressed length 32512
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1013
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 523, NextOffset: 730
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark barlink test dev baz.txt foo1.txt bar foo3.txt test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [3] at 72216 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96214 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96697 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d6STARGZ"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [4] at 96212 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96704 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d4STARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6023
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24078,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72216,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72216,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar foo3.txt test2 foo1.txt barlink test dev .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test2 .no.prefetch.landmark barlink test dev baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 5467
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test2 foo1.txt barlink test dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24075 48134 72216 96197 96689]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72216 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96197 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96689 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c5STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72216,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24075 48134 72216 96212 96704]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72216 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96212 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96704 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d4STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72216,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":139,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":213,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":527,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":735,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":941,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1914,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1951,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1988,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2025,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":352,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":389,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":426,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":463,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":500,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":537,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":775,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1019,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1225,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2198,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2235,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2272,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2309,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":139,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":213,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":527,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":735,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":941,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1915,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1952,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1989,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2026,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":352,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":389,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":426,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":463,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":500,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":537,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":775,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1019,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1225,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2199,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2236,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2273,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2310,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test2 test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 139, NextOffset: 176
-    testutil.go:509: Offset: 352, NextOffset: 389
-    testutil.go:509: Offset: 176, NextOffset: 213
-    testutil.go:509: Offset: 389, NextOffset: 426
-    testutil.go:509: Offset: 213, NextOffset: 250
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 250, NextOffset: 287
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 463, NextOffset: 500
-    testutil.go:509: Offset: 287, NextOffset: 324
-    testutil.go:509: Offset: 500, NextOffset: 537
-    testutil.go:509: Offset: 324, NextOffset: 527
-    testutil.go:509: Offset: 537, NextOffset: 775
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 527, NextOffset: 735
-    testutil.go:509: Offset: 775, NextOffset: 1019
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test foo3.txt dev test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 735, NextOffset: 941
     testutil.go:509: Offset: 1019, NextOffset: 1225
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 941, NextOffset: 1914
-    testutil.go:509: Offset: 1225, NextOffset: 2198
+    testutil.go:509: Offset: 941, NextOffset: 1915
+    testutil.go:509: Offset: 1225, NextOffset: 2199
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1914, NextOffset: 1951
-    testutil.go:509: Offset: 2198, NextOffset: 2235
-    testutil.go:509: Offset: 1951, NextOffset: 1988
-    testutil.go:509: Offset: 2235, NextOffset: 2272
-    testutil.go:509: Offset: 1988, NextOffset: 2025
-    testutil.go:509: Offset: 2272, NextOffset: 2309
-    testutil.go:509: Offset: 2025, NextOffset: 5778
-    testutil.go:509: Offset: 2309, NextOffset: 6392
+    testutil.go:509: Offset: 1915, NextOffset: 1952
+    testutil.go:509: Offset: 2199, NextOffset: 2236
+    testutil.go:509: Offset: 1952, NextOffset: 1989
+    testutil.go:509: Offset: 2236, NextOffset: 2273
+    testutil.go:509: Offset: 1989, NextOffset: 2026
+    testutil.go:509: Offset: 2273, NextOffset: 2310
+    testutil.go:509: Offset: 2026, NextOffset: 5777
+    testutil.go:509: Offset: 2310, NextOffset: 6394
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -59404,45 +61925,24 @@
     testutil.go:509: Offset: 500, NextOffset: 537
     testutil.go:509: Offset: 324, NextOffset: 527
     testutil.go:509: Offset: 537, NextOffset: 775
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test2 test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 352, NextOffset: 389
     testutil.go:509: Offset: 139, NextOffset: 176
-    testutil.go:509: Offset: 389, NextOffset: 426
+    testutil.go:509: Offset: 352, NextOffset: 389
     testutil.go:509: Offset: 176, NextOffset: 213
-    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 389, NextOffset: 426
     testutil.go:509: Offset: 213, NextOffset: 250
-    testutil.go:509: Offset: 463, NextOffset: 500
+    testutil.go:509: Offset: 426, NextOffset: 463
     testutil.go:509: Offset: 250, NextOffset: 287
-    testutil.go:509: Offset: 500, NextOffset: 537
+    testutil.go:509: Offset: 463, NextOffset: 500
     testutil.go:509: Offset: 287, NextOffset: 324
-    testutil.go:509: Offset: 537, NextOffset: 775
+    testutil.go:509: Offset: 500, NextOffset: 537
     testutil.go:509: Offset: 324, NextOffset: 527
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2198, NextOffset: 2235
-    testutil.go:509: Offset: 1914, NextOffset: 1951
-    testutil.go:509: Offset: 2235, NextOffset: 2272
-    testutil.go:509: Offset: 1951, NextOffset: 1988
-    testutil.go:509: Offset: 2272, NextOffset: 2309
-    testutil.go:509: Offset: 1988, NextOffset: 2025
-    testutil.go:509: Offset: 2309, NextOffset: 6392
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24078 48134 72216 96200 96683]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 2025, NextOffset: 5778
+    testutil.go:509: Offset: 537, NextOffset: 775
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 527, NextOffset: 735
+    testutil.go:509: Offset: 775, NextOffset: 1019
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink test foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 352, NextOffset: 389
     testutil.go:509: Offset: 139, NextOffset: 176
@@ -59458,171 +61958,248 @@
     testutil.go:509: Offset: 324, NextOffset: 527
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 775, NextOffset: 1019
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 527, NextOffset: 735
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1019, NextOffset: 1225
     testutil.go:509: Offset: 735, NextOffset: 941
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2199, NextOffset: 2236
+    testutil.go:509: Offset: 1915, NextOffset: 1952
+    testutil.go:509: Offset: 2236, NextOffset: 2273
+    testutil.go:509: Offset: 1952, NextOffset: 1989
+    testutil.go:509: Offset: 2273, NextOffset: 2310
+    testutil.go:509: Offset: 1989, NextOffset: 2026
+    testutil.go:509: Offset: 2310, NextOffset: 6394
+    testutil.go:509: Offset: 2026, NextOffset: 5777
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1225, NextOffset: 2198
-    testutil.go:509: Offset: 941, NextOffset: 1914
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24078 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 72216 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96200 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96683 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c8STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24078,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72216,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo3.txt test test2 .no.prefetch.landmark foo1.txt bar barlink dev]
+    testutil.go:509: Offset: 1225, NextOffset: 2199
+    testutil.go:509: Offset: 941, NextOffset: 1915
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 352, NextOffset: 389
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 139, NextOffset: 176
+    testutil.go:509: Offset: 389, NextOffset: 426
+    testutil.go:509: Offset: 176, NextOffset: 213
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 213, NextOffset: 250
+    testutil.go:509: Offset: 463, NextOffset: 500
+    testutil.go:509: Offset: 250, NextOffset: 287
+    testutil.go:509: Offset: 500, NextOffset: 537
+    testutil.go:509: Offset: 287, NextOffset: 324
+    testutil.go:509: Offset: 537, NextOffset: 775
+    testutil.go:509: Offset: 324, NextOffset: 527
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24075 48134 72216 96197 96689]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6201
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark bar foo3.txt test test2 baz.txt foo1.txt barlink dev]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:509: Offset: 0, NextOffset: 5643
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
+    testutil.go:509: Offset: 0, NextOffset: 5643
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 6200
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink dev baz.txt foo3.txt test test2 .no.prefetch.landmark foo1.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
+    testutil.go:509: Offset: 0, NextOffset: 5643
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [3] at 72216 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96197 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96689 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c5STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72216,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
+    testutil.go:509: Offset: 0, NextOffset: 5643
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 6200
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt barlink dev .no.prefetch.landmark bar foo3.txt test test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24074 48134 72214 96210 96702]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72214 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96210 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96702 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d2STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72214,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt test dev test2 bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt bar foo3.txt test2 .no.prefetch.landmark foo1.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
@@ -59647,15 +62224,11 @@
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24078 48134 72216 96214 96697]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -59671,32 +62244,36 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink test dev baz.txt bar foo3.txt test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink .no.prefetch.landmark baz.txt foo1.txt test dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 582, NextOffset: 619
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 24078 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
@@ -59708,6 +62285,7 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -59720,66 +62298,24 @@
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 72216 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96214 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96697 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d6STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24078,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72216,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt barlink dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar barlink test .no.prefetch.landmark baz.txt foo3.txt dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -59788,58 +62324,54 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt test baz.txt barlink dev test2 .no.prefetch.landmark foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo3.txt dev test2 foo1.txt bar barlink test .no.prefetch.landmark baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -59848,9 +62380,7 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -59875,13 +62405,15 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -59898,14 +62430,35 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24074 48134 72214 96195 96687]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 72214 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96195 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 96687 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c3STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72214,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt bar test dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar barlink test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -59916,20 +62469,13 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10221, NextOffset: 10258
     testutil.go:509: Offset: 9145, NextOffset: 16920
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24078 48134 72216 96200 96683]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 10258, NextOffset: 18601
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -59938,13 +62484,7 @@
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 619, NextOffset: 656
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24078 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1676, NextOffset: 1713
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
@@ -59963,28 +62503,10 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 72216 in stargz, uncompressed length 32000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1787, NextOffset: 2852
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [4] at 96200 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96683 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c8STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24078,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72216,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -59992,43 +62514,9 @@
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 9034
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar test dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10258, NextOffset: 18601
-    testutil.go:509: Offset: 9145, NextOffset: 16920
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test2 foo1.txt foo3.txt test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -60041,9 +62529,15 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -60057,15 +62551,73 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10258, NextOffset: 18601
+    testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24162 48577 72802 97607 99033]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24162 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48577 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72802 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97607 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 99033 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d47STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24162,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48577,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48577,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72802,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev barlink test test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 17133
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -60085,13 +62637,15 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -60107,25 +62661,11 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev barlink test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
@@ -60134,81 +62674,103 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24077 48133 72214 96212 96695]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24162 48577 72802 96766 98192]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
+    testutil.go:2349:   [1] at 24162 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48577 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72802 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96766 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 98192 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000179feSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24162,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48577,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48577,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72802,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt foo3.txt barlink test2 .no.prefetch.landmark bar test dev]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt bar barlink test test2 .no.prefetch.landmark foo3.txt dev baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 9034
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 48133 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -60216,59 +62778,18 @@
     testutil.go:509: Offset: 10147, NextOffset: 10184
     testutil.go:509: Offset: 9071, NextOffset: 9108
     testutil.go:509: Offset: 10184, NextOffset: 10221
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [3] at 72214 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 9108, NextOffset: 9145
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [4] at 96212 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 10221, NextOffset: 10258
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [5] at 96695 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d4STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 9145, NextOffset: 16920
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 10258, NextOffset: 18601
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48133,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48133,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72214,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -60282,18 +62803,8 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink test2 .no.prefetch.landmark bar test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink test test2 .no.prefetch.landmark foo3.txt dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -60310,30 +62821,12 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -60345,19 +62838,51 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev barlink test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24162 48577 72802 97607 99033]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
@@ -60368,57 +62893,80 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 24162 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 48577 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [3] at 72802 in stargz, uncompressed length 33124
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [4] at 97607 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 99033 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d47STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18190
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24162,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48577,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16621
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48577,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72802,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18190
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -60432,17 +62980,10 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -60451,20 +62992,15 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -60478,15 +63014,65 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [barlink test foo1.txt bar dev test2 .no.prefetch.landmark baz.txt foo3.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [dev foo3.txt barlink test test2 .no.prefetch.landmark baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24162 48577 72802 96766 98192]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24162 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48577 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72802 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96766 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 98192 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000179feSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24162,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48577,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48577,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72802,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -60522,42 +63108,23 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev foo3.txt barlink test test2 .no.prefetch.landmark baz.txt foo1.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 9034, NextOffset: 9071
     testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 9034, NextOffset: 9071
     testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 9071, NextOffset: 9108
     testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 18601
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt foo3.txt barlink test foo1.txt bar dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 582, NextOffset: 619
@@ -60582,27 +63149,6 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24077 48133 72214 96198 96681]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 10258, NextOffset: 18601
-    testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
@@ -60611,34 +63157,86 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 48133 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72214 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96198 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96681 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c6STARGZ"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24164 48580 72808 97613 99039]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24164 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 48580 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt foo3.txt barlink test .no.prefetch.landmark bar dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 72808 in stargz, uncompressed length 33124
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [4] at 97613 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 99039 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d4dSTARGZ"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 545, NextOffset: 18702
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48133,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 17133
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 545, NextOffset: 18702
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 17133
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24164,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48580,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 545, NextOffset: 18702
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48133,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72214,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48580,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72808,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt barlink test test2 foo1.txt bar foo3.txt dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
@@ -60658,8 +63256,6 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -60672,18 +63268,22 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test .no.prefetch.landmark bar dev test2 baz.txt foo1.txt foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 17133
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
@@ -60695,28 +63295,12 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt barlink test test2 foo1.txt bar foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
@@ -60725,8 +63309,10 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:395: Comparing: "barlink" vs "barlink"
@@ -60735,7 +63321,7 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
@@ -60743,30 +63329,40 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24164 48580 72808 96772 98198]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24164 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48580 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 72808 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96772 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 98198 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a04STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24164,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48580,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48580,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72808,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt foo3.txt barlink test .no.prefetch.landmark baz.txt bar dev test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar test .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink dev test2]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:509: Offset: 4994, NextOffset: 13219
@@ -60779,17 +63375,11 @@
     testutil.go:509: Offset: 12143, NextOffset: 12180
     testutil.go:509: Offset: 13256, NextOffset: 13293
     testutil.go:509: Offset: 12180, NextOffset: 12217
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24077 48131 72212 96210 96693]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 13293, NextOffset: 13330
     testutil.go:509: Offset: 12217, NextOffset: 22040
     testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:395: Comparing: "dev" vs "dev"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -60814,9 +63404,6 @@
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
@@ -60828,23 +63415,8 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar dev test2 foo1.txt foo3.txt barlink test .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:509: Offset: 3881, NextOffset: 12106
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink dev test2 bar test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -60861,9 +63433,6 @@
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 582, NextOffset: 619
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 48131 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
@@ -60872,13 +63441,15 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -60887,48 +63458,56 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 72212 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [4] at 96210 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96693 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d2STARGZ"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 582, NextOffset: 619
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1676, NextOffset: 1713
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48131,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48131,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72212,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24165 48582 72811 97616 99056]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48582 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72811 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97616 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 99056 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d50STARGZ"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48582,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48582,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72811,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [barlink dev test2 .no.prefetch.landmark test baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 baz.txt bar foo3.txt barlink dev .no.prefetch.landmark foo1.txt test]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
@@ -60946,10 +63525,10 @@
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -60981,26 +63560,24 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 21741
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark test baz.txt foo1.txt bar foo3.txt barlink dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt barlink dev .no.prefetch.landmark foo1.txt test test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 23310
+    testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
@@ -61009,11 +63586,11 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
@@ -61022,9 +63599,11 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
@@ -61035,7 +63614,6 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:395: Comparing: "bar" vs "bar"
@@ -61043,36 +63621,40 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 23310
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24165 48582 72811 96775 98215]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48582 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72811 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96775 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 98215 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a07STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48582,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48582,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72811,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar foo3.txt test .no.prefetch.landmark foo1.txt barlink dev test2 baz.txt]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12217, NextOffset: 22040
-    testutil.go:509: Offset: 13330, NextOffset: 23721
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark bar foo3.txt barlink test dev baz.txt foo1.txt test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -61091,13 +63673,7 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24077 48131 72212 96196 96679]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 619
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
@@ -61107,9 +63683,6 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
@@ -61122,25 +63695,36 @@
     testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12217, NextOffset: 22040
+    testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test .no.prefetch.landmark foo1.txt barlink dev test2 baz.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt barlink test dev baz.txt foo1.txt test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24165 48582 72811 97616 99056]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48131 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:395: Comparing: "bar" vs "bar"
@@ -61151,50 +63735,32 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 13219, NextOffset: 13256
     testutil.go:509: Offset: 12106, NextOffset: 12143
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 72212 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96196 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96679 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c4STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 13256, NextOffset: 13293
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48131,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48131,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72212,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 12143, NextOffset: 12180
     testutil.go:509: Offset: 13293, NextOffset: 13330
     testutil.go:509: Offset: 12180, NextOffset: 12217
     testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:509: Offset: 12217, NextOffset: 22040
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 582, NextOffset: 619
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
@@ -61203,34 +63769,33 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 48582 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72811 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97616 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 99056 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d50STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48582,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48582,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72811,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test dev foo1.txt bar foo3.txt test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 22253
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink baz.txt test dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -61259,6 +63824,8 @@
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
@@ -61271,8 +63838,27 @@
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:509: Offset: 545, NextOffset: 23822
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink baz.txt test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
@@ -61286,7 +63872,6 @@
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -61299,46 +63884,85 @@
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24165 48582 72811 96775 98215]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48582 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72811 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96775 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 98215 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a07STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48582,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48582,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72811,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24166 48584 72814 97619 99059]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24166 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48584 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72814 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97619 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 99059 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d53STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24166,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48584,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48584,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72814,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt bar foo3.txt test dev foo1.txt barlink test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar barlink test .no.prefetch.landmark baz.txt foo1.txt foo3.txt dev test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -61360,7 +63984,7 @@
     testutil.go:509: Offset: 12217, NextOffset: 22040
     testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -61376,8 +64000,6 @@
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
@@ -61394,55 +64016,39 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24077 48131 72212 96210 96693]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test dev foo1.txt barlink test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [bar barlink test .no.prefetch.landmark baz.txt foo1.txt foo3.txt dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:509: Offset: 3881, NextOffset: 12106
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13330, NextOffset: 23721
-    testutil.go:509: Offset: 12217, NextOffset: 22040
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 48131 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -61457,77 +64063,71 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 72212 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96210 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96693 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d2STARGZ"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13330, NextOffset: 23721
+    testutil.go:509: Offset: 12217, NextOffset: 22040
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24166 48584 72814 96778 98218]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24166 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48584 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 72814 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96778 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 98218 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a0aSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48131,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24166,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48584,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48131,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72212,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48584,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72814,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt test2 bar barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt foo3.txt test test2 .no.prefetch.landmark baz.txt bar barlink dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
@@ -61538,13 +64138,21 @@
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
@@ -61552,20 +64160,30 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt test2 bar barlink test dev .no.prefetch.landmark] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test test2 .no.prefetch.landmark baz.txt bar barlink dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
@@ -61574,15 +64192,11 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
@@ -61591,15 +64205,9 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
@@ -61610,44 +64218,46 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 12106
-    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt foo3.txt .no.prefetch.landmark bar barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 12106, NextOffset: 12143
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24162 48578 72802 97607 99040]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 13219, NextOffset: 13256
     testutil.go:509: Offset: 12143, NextOffset: 12180
     testutil.go:509: Offset: 13256, NextOffset: 13293
     testutil.go:509: Offset: 12180, NextOffset: 12217
     testutil.go:509: Offset: 13293, NextOffset: 13330
     testutil.go:509: Offset: 12217, NextOffset: 22040
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 24162 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -61659,12 +64269,33 @@
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 48578 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [3] at 72802 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97607 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 99040 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d47STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24162,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 693, NextOffset: 730
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48578,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1750, NextOffset: 1787
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48578,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72802,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -61683,47 +64314,31 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24077 48131 72212 96196 96679]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt foo3.txt .no.prefetch.landmark bar barlink test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48131 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 13219, NextOffset: 13256
     testutil.go:509: Offset: 12106, NextOffset: 12143
     testutil.go:509: Offset: 13256, NextOffset: 13293
@@ -61733,24 +64348,9 @@
     testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:509: Offset: 12217, NextOffset: 22040
     testutil.go:395: Comparing: "dev" vs "dev"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 72212 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96196 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96679 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c4STARGZ"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48131,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48131,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72212,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
@@ -61758,9 +64358,19 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
@@ -61772,13 +64382,10 @@
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar test dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar barlink test dev .no.prefetch.landmark foo3.txt test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -61791,11 +64398,11 @@
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -61821,8 +64428,6 @@
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
@@ -61837,11 +64442,15 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink baz.txt bar test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [bar barlink test dev .no.prefetch.landmark foo3.txt test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
@@ -61852,16 +64461,9 @@
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
@@ -61870,72 +64472,71 @@
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt barlink test test2 .no.prefetch.landmark bar foo3.txt dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24074 48128 72210 96208 96691]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24162 48578 72802 96766 98199]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9145, NextOffset: 16920
-    testutil.go:509: Offset: 10258, NextOffset: 18601
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24162 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48578 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72802 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96766 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 98199 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000179feSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24162,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48578,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48578,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72802,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test2 baz.txt test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -61949,12 +64550,7 @@
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 730, NextOffset: 1767
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -61965,9 +64561,6 @@
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
@@ -61980,38 +64573,26 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev baz.txt foo1.txt barlink test test2 .no.prefetch.landmark bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [3] at 72210 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96208 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96691 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d0STARGZ"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72210,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:509: Offset: 10258, NextOffset: 18601
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test2 baz.txt test dev .no.prefetch.landmark foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -62023,27 +64604,8 @@
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10258, NextOffset: 18601
-    testutil.go:509: Offset: 9145, NextOffset: 16920
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -62057,11 +64619,63 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10258, NextOffset: 18601
+    testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24162 48578 72802 97607 99040]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 24162 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 48578 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72802 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97607 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 99040 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d47STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24162,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48578,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48578,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72802,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt foo3.txt barlink dev .no.prefetch.landmark baz.txt bar test test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt bar barlink test dev foo1.txt foo3.txt test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -62098,8 +64712,6 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
@@ -62116,20 +64728,13 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev .no.prefetch.landmark baz.txt bar test test2 foo1.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink test dev foo1.txt foo3.txt test2 .no.prefetch.landmark] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -62148,6 +64753,7 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -62159,13 +64765,21 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
@@ -62174,23 +64788,30 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt bar foo3.txt test dev test2 foo1.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt dev .no.prefetch.landmark barlink test test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -62202,19 +64823,53 @@
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24162 48578 72802 96766 98199]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 619, NextOffset: 656
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 24162 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1676, NextOffset: 1713
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 48578 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [3] at 72802 in stargz, uncompressed length 32000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1750, NextOffset: 1787
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [4] at 96766 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 98199 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000179feSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24162,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48578,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48578,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72802,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
@@ -62230,33 +64885,15 @@
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 2824, NextOffset: 3881
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24074 48128 72210 96194 96677]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9145, NextOffset: 16920
-    testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 foo1.txt barlink .no.prefetch.landmark baz.txt bar foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt dev .no.prefetch.landmark barlink test test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -62266,9 +64903,6 @@
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 656, NextOffset: 693
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
@@ -62276,23 +64910,6 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -62301,6 +64918,13 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -62312,37 +64936,50 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 72210 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96194 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96677 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c2STARGZ"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24163 48580 72808 97613 99045]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 24163 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 48580 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72808 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97613 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 99045 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d4dSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24163,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48580,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72210,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48580,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72808,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt barlink baz.txt foo1.txt bar test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar barlink dev .no.prefetch.landmark foo3.txt test test2 baz.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -62358,13 +64995,15 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -62390,8 +65029,6 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
@@ -62399,53 +65036,47 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar test dev test2 .no.prefetch.landmark foo3.txt barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [barlink dev .no.prefetch.landmark foo3.txt test test2 baz.txt foo1.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
@@ -62454,30 +65085,74 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24163 48580 72808 96772 98204]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24163 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48580 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72808 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96772 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 98204 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a04STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24163,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48580,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48580,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72808,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt test .no.prefetch.landmark bar foo3.txt barlink dev test2]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
@@ -62510,38 +65185,8 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9145, NextOffset: 16920
-    testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt test .no.prefetch.landmark bar foo3.txt barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:401: Directory: "" vs "": [barlink .no.prefetch.landmark test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -62558,6 +65203,15 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -62569,94 +65223,97 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24079 48137 72221 96219 96704]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24167 48584 72815 97620 99067]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo3.txt barlink baz.txt foo1.txt bar test dev test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt foo3.txt barlink test2 bar test dev .no.prefetch.landmark]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16621
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 48137 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24167 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48584 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72815 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97620 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 99067 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d54STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24167,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48584,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48584,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72815,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 72221 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96219 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96704 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177dbSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16621
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48137,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48137,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72221,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18190
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -62665,20 +65322,21 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink baz.txt foo1.txt bar test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test2 bar test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -62687,14 +65345,9 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:395: Comparing: "bar" vs "bar"
@@ -62714,15 +65367,11 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -62737,22 +65386,35 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24167 48584 72815 96779 98226]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24167 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48584 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72815 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96779 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 98226 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a0bSTARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24167,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48584,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48584,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72815,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test test2 .no.prefetch.landmark foo1.txt foo3.txt dev baz.txt bar barlink]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo3.txt foo1.txt bar barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -62765,7 +65427,7 @@
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -62801,33 +65463,20 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink test test2 .no.prefetch.landmark foo1.txt foo3.txt dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test dev test2 .no.prefetch.landmark baz.txt foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -62845,6 +65494,12 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -62860,28 +65515,29 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24079 48137 72221 96205 96690]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 17133
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48137 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar barlink foo1.txt foo3.txt test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -62892,44 +65548,24 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 72221 in stargz, uncompressed length 32000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [4] at 96205 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96690 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177cdSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 17133
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48137,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18702
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48137,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72221,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -62958,33 +65594,21 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test dev test2 .no.prefetch.landmark baz.txt bar barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -63017,16 +65641,68 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24167 48584 72815 97620 99067]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24167 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48584 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72815 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97620 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 99067 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d54STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24167,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48584,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48584,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72815,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1082,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1153,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1190,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1264,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1082,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1153,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1190,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1264,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [dev test2 .no.prefetch.landmark baz.txt bar barlink test foo1.txt foo3.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark barlink test dev baz.txt foo1.txt bar foo3.txt test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 98, NextOffset: 135
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 323, NextOffset: 360
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 283, NextOffset: 386
+    testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 98, NextOffset: 135
     testutil.go:509: Offset: 212, NextOffset: 249
@@ -63061,31 +65737,16 @@
     testutil.go:509: Offset: 1190, NextOffset: 1227
     testutil.go:509: Offset: 1045, NextOffset: 1082
     testutil.go:509: Offset: 1227, NextOffset: 1264
-    testutil.go:509: Offset: 1082, NextOffset: 2564
+    testutil.go:509: Offset: 1082, NextOffset: 2565
     testutil.go:509: Offset: 1264, NextOffset: 2921
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 98, NextOffset: 135
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 323, NextOffset: 360
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 283, NextOffset: 386
-    testutil.go:509: Offset: 397, NextOffset: 533
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt dev test2 .no.prefetch.landmark baz.txt bar barlink test foo1.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt test2 .no.prefetch.landmark barlink test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 98, NextOffset: 135
@@ -63099,35 +65760,17 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 533, NextOffset: 675
+    testutil.go:509: Offset: 386, NextOffset: 493
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 675, NextOffset: 779
     testutil.go:509: Offset: 493, NextOffset: 597
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1153, NextOffset: 1190
-    testutil.go:509: Offset: 971, NextOffset: 1008
-    testutil.go:509: Offset: 1190, NextOffset: 1227
-    testutil.go:509: Offset: 1008, NextOffset: 1045
-    testutil.go:509: Offset: 1227, NextOffset: 1264
-    testutil.go:509: Offset: 1045, NextOffset: 1082
-    testutil.go:509: Offset: 1264, NextOffset: 2921
-    testutil.go:509: Offset: 1082, NextOffset: 2564
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 533, NextOffset: 675
-    testutil.go:509: Offset: 386, NextOffset: 493
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 779, NextOffset: 1153
     testutil.go:509: Offset: 597, NextOffset: 971
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -63143,167 +65786,220 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24079 48137 72221 96219 96704]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1153, NextOffset: 1190
+    testutil.go:509: Offset: 971, NextOffset: 1008
+    testutil.go:509: Offset: 1190, NextOffset: 1227
+    testutil.go:509: Offset: 1008, NextOffset: 1045
+    testutil.go:509: Offset: 1227, NextOffset: 1264
+    testutil.go:509: Offset: 1045, NextOffset: 1082
+    testutil.go:509: Offset: 1264, NextOffset: 2921
+    testutil.go:509: Offset: 1082, NextOffset: 2565
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24167 48584 72815 96779 98226]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48137 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72221 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96219 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96704 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177dbSTARGZ"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 24167 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48584 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72815 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96779 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 98226 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a0bSTARGZ"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48137,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24167,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48584,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48137,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72221,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48584,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72815,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test2 foo3.txt test dev]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [barlink test2 baz.txt foo1.txt bar test dev .no.prefetch.landmark foo3.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink test2 foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar test dev .no.prefetch.landmark foo3.txt barlink test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2210
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24169 48587 72819 97624 99071]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24169 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48587 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 72819 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97624 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 99071 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d58STARGZ"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24169,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48587,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48587,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72819,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":987,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1024,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1098,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1167,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1241,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1278,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1019,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1056,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1093,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1162,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1199,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1273,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [dev .no.prefetch.landmark baz.txt foo1.txt barlink test test2 bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo3.txt barlink test test2 foo1.txt bar dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 982, NextOffset: 1019
+    testutil.go:509: Offset: 1162, NextOffset: 1199
+    testutil.go:509: Offset: 1019, NextOffset: 1056
+    testutil.go:509: Offset: 1199, NextOffset: 1236
+    testutil.go:509: Offset: 1056, NextOffset: 1093
+    testutil.go:509: Offset: 1236, NextOffset: 1273
+    testutil.go:509: Offset: 1093, NextOffset: 2590
+    testutil.go:509: Offset: 1273, NextOffset: 2941
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -63341,29 +66037,24 @@
     testutil.go:509: Offset: 499, NextOffset: 605
     testutil.go:509: Offset: 679, NextOffset: 785
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 605, NextOffset: 987
-    testutil.go:509: Offset: 785, NextOffset: 1167
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24079 48137 72221 96205 96690]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 605, NextOffset: 982
+    testutil.go:509: Offset: 785, NextOffset: 1162
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink test test2 foo1.txt bar dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 987, NextOffset: 1024
-    testutil.go:509: Offset: 1167, NextOffset: 1204
-    testutil.go:509: Offset: 1024, NextOffset: 1061
-    testutil.go:509: Offset: 1204, NextOffset: 1241
-    testutil.go:509: Offset: 1061, NextOffset: 1098
-    testutil.go:509: Offset: 1241, NextOffset: 1278
-    testutil.go:509: Offset: 1098, NextOffset: 2590
-    testutil.go:509: Offset: 1278, NextOffset: 2942
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test test2 bar foo3.txt dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:509: Offset: 1162, NextOffset: 1199
+    testutil.go:509: Offset: 982, NextOffset: 1019
+    testutil.go:509: Offset: 1199, NextOffset: 1236
+    testutil.go:509: Offset: 1019, NextOffset: 1056
+    testutil.go:509: Offset: 1236, NextOffset: 1273
+    testutil.go:509: Offset: 1056, NextOffset: 1093
+    testutil.go:509: Offset: 1273, NextOffset: 2941
+    testutil.go:509: Offset: 1093, NextOffset: 2590
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -63376,30 +66067,21 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 536, NextOffset: 679
     testutil.go:509: Offset: 390, NextOffset: 499
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1167, NextOffset: 1204
-    testutil.go:509: Offset: 987, NextOffset: 1024
-    testutil.go:509: Offset: 1204, NextOffset: 1241
-    testutil.go:509: Offset: 1024, NextOffset: 1061
-    testutil.go:509: Offset: 1241, NextOffset: 1278
-    testutil.go:509: Offset: 1061, NextOffset: 1098
-    testutil.go:509: Offset: 1278, NextOffset: 2942
-    testutil.go:509: Offset: 1098, NextOffset: 2590
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48137 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 679, NextOffset: 785
+    testutil.go:509: Offset: 499, NextOffset: 605
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -63413,61 +66095,75 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:509: Offset: 284, NextOffset: 390
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 679, NextOffset: 785
-    testutil.go:509: Offset: 499, NextOffset: 605
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 72221 in stargz, uncompressed length 32000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [4] at 96205 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 785, NextOffset: 1167
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [5] at 96690 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177cdSTARGZ"
+    testutil.go:509: Offset: 785, NextOffset: 1162
+    testutil.go:509: Offset: 605, NextOffset: 982
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24169 48587 72819 96783 98230]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24169 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 48587 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72819 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96783 in stargz, uncompressed length 3072
+    testutil.go:2349:   [5] at 98230 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a0fSTARGZ"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 605, NextOffset: 987
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48137,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24169,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48587,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48137,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72221,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48587,"innerOffset":1536,"digest":"sha256:b330aa6901ae3d4ea96f7819991421ba8f0838db200e7f4f8c914e49fc254493","chunkSize":32000,"chunkDigest":"sha256:c4bd281bbc281f251642334fac959532355f5620b524189120e6097864adc968"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72819,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:e03fec6e01010e7113a887b7f432e773c0ed0e49c8d78cf2a24e280e7387f56f"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt barlink dev test2 baz.txt bar foo3.txt test]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar test dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -63477,147 +66173,86 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink dev test2 baz.txt bar foo3.txt test .no.prefetch.landmark foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink bar test dev test2 .no.prefetch.landmark baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":981,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1018,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1055,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1160,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1197,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1271,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":981,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1018,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1055,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1160,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1197,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1271,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 foo1.txt foo3.txt barlink .no.prefetch.landmark baz.txt bar test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 99, NextOffset: 136
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 136, NextOffset: 173
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 173, NextOffset: 210
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 323, NextOffset: 360
-    testutil.go:509: Offset: 247, NextOffset: 284
-    testutil.go:509: Offset: 360, NextOffset: 397
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24078 48135 72217 96215 96700]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 284, NextOffset: 388
-    testutil.go:509: Offset: 397, NextOffset: 534
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 388, NextOffset: 498
-    testutil.go:509: Offset: 534, NextOffset: 677
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 498, NextOffset: 603
-    testutil.go:509: Offset: 677, NextOffset: 782
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 603, NextOffset: 981
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 782, NextOffset: 1160
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt test baz.txt bar foo3.txt barlink dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -63627,13 +66262,10 @@
     testutil.go:509: Offset: 1197, NextOffset: 1234
     testutil.go:509: Offset: 1055, NextOffset: 1092
     testutil.go:509: Offset: 1234, NextOffset: 1271
-    testutil.go:509: Offset: 1092, NextOffset: 2578
+    testutil.go:509: Offset: 1092, NextOffset: 2579
     testutil.go:509: Offset: 1271, NextOffset: 2921
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 24078 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -63653,45 +66285,47 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 284, NextOffset: 388
     testutil.go:509: Offset: 397, NextOffset: 534
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 48135 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [3] at 72217 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96215 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96700 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d7STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test dev test2 foo1.txt foo3.txt barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 99, NextOffset: 136
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 136, NextOffset: 173
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 173, NextOffset: 210
+    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 323, NextOffset: 360
+    testutil.go:509: Offset: 247, NextOffset: 284
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 284, NextOffset: 388
+    testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 534, NextOffset: 677
     testutil.go:509: Offset: 388, NextOffset: 498
+    testutil.go:509: Offset: 534, NextOffset: 677
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 498, NextOffset: 603
+    testutil.go:509: Offset: 677, NextOffset: 782
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 782, NextOffset: 1160
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 603, NextOffset: 981
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24078,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 782, NextOffset: 1160
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48135,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt test baz.txt bar foo3.txt barlink dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1160, NextOffset: 1197
+    testutil.go:509: Offset: 981, NextOffset: 1018
+    testutil.go:509: Offset: 1197, NextOffset: 1234
+    testutil.go:509: Offset: 1018, NextOffset: 1055
+    testutil.go:509: Offset: 1234, NextOffset: 1271
+    testutil.go:509: Offset: 1055, NextOffset: 1092
+    testutil.go:509: Offset: 1271, NextOffset: 2921
+    testutil.go:509: Offset: 1092, NextOffset: 2579
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48135,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72217,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 136, NextOffset: 173
     testutil.go:509: Offset: 286, NextOffset: 323
@@ -63707,23 +66341,16 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 677, NextOffset: 782
     testutil.go:509: Offset: 498, NextOffset: 603
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1160, NextOffset: 1197
-    testutil.go:509: Offset: 981, NextOffset: 1018
-    testutil.go:509: Offset: 1197, NextOffset: 1234
-    testutil.go:509: Offset: 1018, NextOffset: 1055
-    testutil.go:509: Offset: 1234, NextOffset: 1271
-    testutil.go:509: Offset: 1055, NextOffset: 1092
-    testutil.go:509: Offset: 1271, NextOffset: 2921
-    testutil.go:509: Offset: 1092, NextOffset: 2578
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 782, NextOffset: 1160
+    testutil.go:509: Offset: 603, NextOffset: 981
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -63739,11 +66366,16 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 534, NextOffset: 677
+    testutil.go:509: Offset: 388, NextOffset: 498
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar foo3.txt dev .no.prefetch.landmark barlink test test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev barlink test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -63752,21 +66384,21 @@
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
@@ -63778,8 +66410,6 @@
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 2207
@@ -63802,25 +66432,13 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt dev .no.prefetch.landmark barlink test test2 baz.txt foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2395
-    testutil.go:509: Offset: 0, NextOffset: 2207
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2395
-    testutil.go:509: Offset: 0, NextOffset: 2207
-    testutil.go:509: Offset: 106, NextOffset: 2395
-    testutil.go:509: Offset: 0, NextOffset: 2207
-    testutil.go:509: Offset: 106, NextOffset: 2395
-    testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev barlink test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -63841,8 +66459,6 @@
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
@@ -63862,64 +66478,50 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2395
+    testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:509: Offset: 106, NextOffset: 2395
+    testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:509: Offset: 106, NextOffset: 2395
+    testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:509: Offset: 106, NextOffset: 2395
+    testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24078 48135 72217 96201 96686]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24078 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48135 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72217 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96201 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96686 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c9STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24078,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48135,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48135,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72217,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":987,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1024,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1098,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1167,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1241,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1278,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar test test2 foo3.txt barlink dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:509: Offset: 536, NextOffset: 680
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 500, NextOffset: 606
-    testutil.go:509: Offset: 680, NextOffset: 786
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink test test2 baz.txt foo1.txt bar dev .no.prefetch.landmark foo3.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 606, NextOffset: 986
-    testutil.go:509: Offset: 786, NextOffset: 1166
+    testutil.go:509: Offset: 606, NextOffset: 987
+    testutil.go:509: Offset: 786, NextOffset: 1167
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 986, NextOffset: 1023
-    testutil.go:509: Offset: 1166, NextOffset: 1203
-    testutil.go:509: Offset: 1023, NextOffset: 1060
-    testutil.go:509: Offset: 1203, NextOffset: 1240
-    testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1240, NextOffset: 1277
-    testutil.go:509: Offset: 1097, NextOffset: 2582
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1277, NextOffset: 2938
+    testutil.go:509: Offset: 987, NextOffset: 1024
+    testutil.go:509: Offset: 1167, NextOffset: 1204
+    testutil.go:509: Offset: 1024, NextOffset: 1061
+    testutil.go:509: Offset: 1204, NextOffset: 1241
+    testutil.go:509: Offset: 1061, NextOffset: 1098
+    testutil.go:509: Offset: 1241, NextOffset: 1278
+    testutil.go:509: Offset: 1098, NextOffset: 2582
+    testutil.go:509: Offset: 1278, NextOffset: 2938
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -63952,14 +66554,33 @@
     testutil.go:509: Offset: 361, NextOffset: 398
     testutil.go:509: Offset: 285, NextOffset: 390
     testutil.go:509: Offset: 398, NextOffset: 536
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 390, NextOffset: 500
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 500, NextOffset: 606
+    testutil.go:509: Offset: 680, NextOffset: 786
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar test test2 foo3.txt barlink dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink test test2 baz.txt foo1.txt bar dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 786, NextOffset: 1167
+    testutil.go:509: Offset: 606, NextOffset: 987
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1167, NextOffset: 1204
+    testutil.go:509: Offset: 987, NextOffset: 1024
+    testutil.go:509: Offset: 1204, NextOffset: 1241
+    testutil.go:509: Offset: 1024, NextOffset: 1061
+    testutil.go:509: Offset: 1241, NextOffset: 1278
+    testutil.go:509: Offset: 1061, NextOffset: 1098
+    testutil.go:509: Offset: 1278, NextOffset: 2938
+    testutil.go:509: Offset: 1098, NextOffset: 2582
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -63973,30 +66594,7 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 680
-    testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 680, NextOffset: 786
-    testutil.go:509: Offset: 500, NextOffset: 606
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1166, NextOffset: 1203
-    testutil.go:509: Offset: 986, NextOffset: 1023
-    testutil.go:509: Offset: 1203, NextOffset: 1240
-    testutil.go:509: Offset: 1023, NextOffset: 1060
-    testutil.go:509: Offset: 1240, NextOffset: 1277
-    testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1277, NextOffset: 2938
-    testutil.go:509: Offset: 1097, NextOffset: 2582
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
     testutil.go:509: Offset: 250, NextOffset: 287
@@ -64009,162 +66607,172 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 786, NextOffset: 1166
-    testutil.go:509: Offset: 606, NextOffset: 986
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:509: Offset: 390, NextOffset: 500
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 680, NextOffset: 786
+    testutil.go:509: Offset: 500, NextOffset: 606
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt foo3.txt test dev test2 .no.prefetch.landmark baz.txt bar barlink]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt foo3.txt barlink dev .no.prefetch.landmark bar test test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink foo1.txt foo3.txt test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar test test2 baz.txt foo1.txt foo3.txt barlink dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:395: Comparing: "dev" vs "dev"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24080 48132 72214 96212 96702]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48132 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72214 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96212 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96702 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d4STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48132,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48132,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72214,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1086,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1123,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1160,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1197,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1268,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1305,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1342,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1379,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1085,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1159,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1196,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1267,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1304,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1341,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1378,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark barlink dev baz.txt foo1.txt bar foo3.txt test test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink test baz.txt bar dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1085, NextOffset: 1122
+    testutil.go:509: Offset: 1267, NextOffset: 1304
+    testutil.go:509: Offset: 1122, NextOffset: 1159
+    testutil.go:509: Offset: 1304, NextOffset: 1341
+    testutil.go:509: Offset: 1159, NextOffset: 1196
+    testutil.go:509: Offset: 1341, NextOffset: 1378
+    testutil.go:509: Offset: 1196, NextOffset: 2791
+    testutil.go:509: Offset: 1378, NextOffset: 3148
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -64197,39 +66805,18 @@
     testutil.go:509: Offset: 386, NextOffset: 493
     testutil.go:509: Offset: 533, NextOffset: 675
     testutil.go:395: Comparing: "bar" vs "bar"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 493, NextOffset: 597
     testutil.go:509: Offset: 675, NextOffset: 779
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 597, NextOffset: 1086
-    testutil.go:509: Offset: 779, NextOffset: 1268
+    testutil.go:509: Offset: 597, NextOffset: 1085
+    testutil.go:509: Offset: 779, NextOffset: 1267
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1086, NextOffset: 1123
-    testutil.go:509: Offset: 1268, NextOffset: 1305
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1305, NextOffset: 1342
-    testutil.go:509: Offset: 1160, NextOffset: 1197
-    testutil.go:509: Offset: 1342, NextOffset: 1379
-    testutil.go:509: Offset: 1197, NextOffset: 2797
-    testutil.go:509: Offset: 1379, NextOffset: 3153
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark barlink dev baz.txt foo1.txt bar foo3.txt test test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test baz.txt bar dev test2 .no.prefetch.landmark foo1.txt foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 98, NextOffset: 135
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -64241,28 +66828,17 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 533, NextOffset: 675
-    testutil.go:509: Offset: 386, NextOffset: 493
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 675, NextOffset: 779
     testutil.go:509: Offset: 493, NextOffset: 597
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 779, NextOffset: 1268
-    testutil.go:509: Offset: 597, NextOffset: 1086
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1268, NextOffset: 1305
-    testutil.go:509: Offset: 1086, NextOffset: 1123
-    testutil.go:509: Offset: 1305, NextOffset: 1342
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1342, NextOffset: 1379
-    testutil.go:509: Offset: 1160, NextOffset: 1197
-    testutil.go:509: Offset: 1379, NextOffset: 3153
-    testutil.go:509: Offset: 1197, NextOffset: 2797
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -64278,175 +66854,185 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 533, NextOffset: 675
+    testutil.go:509: Offset: 386, NextOffset: 493
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 779, NextOffset: 1267
+    testutil.go:509: Offset: 597, NextOffset: 1085
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1267, NextOffset: 1304
+    testutil.go:509: Offset: 1085, NextOffset: 1122
+    testutil.go:509: Offset: 1304, NextOffset: 1341
+    testutil.go:509: Offset: 1122, NextOffset: 1159
+    testutil.go:509: Offset: 1341, NextOffset: 1378
+    testutil.go:509: Offset: 1159, NextOffset: 1196
+    testutil.go:509: Offset: 1378, NextOffset: 3148
+    testutil.go:509: Offset: 1196, NextOffset: 2791
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test dev test2 bar foo3.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt barlink test .no.prefetch.landmark bar foo3.txt dev test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt .no.prefetch.landmark baz.txt foo1.txt barlink test dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt dev test2 baz.txt foo1.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24080 48132 72214 96198 96688]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48132 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72214 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96198 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96688 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c6STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48132,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48132,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72214,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1095,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1132,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1169,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1206,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1275,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1312,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1349,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1386,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1094,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1131,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1168,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1205,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1274,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1311,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1348,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1385,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo3.txt barlink test test2 dev .no.prefetch.landmark baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt foo3.txt barlink test .no.prefetch.landmark bar dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1094, NextOffset: 1131
+    testutil.go:509: Offset: 1274, NextOffset: 1311
+    testutil.go:509: Offset: 1131, NextOffset: 1168
+    testutil.go:509: Offset: 1311, NextOffset: 1348
+    testutil.go:509: Offset: 1168, NextOffset: 1205
+    testutil.go:509: Offset: 1348, NextOffset: 1385
+    testutil.go:509: Offset: 1205, NextOffset: 2814
+    testutil.go:509: Offset: 1385, NextOffset: 3159
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 136, NextOffset: 173
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 286, NextOffset: 323
@@ -64471,8 +67057,6 @@
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 390, NextOffset: 499
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 536, NextOffset: 679
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
@@ -64480,34 +67064,18 @@
     testutil.go:509: Offset: 499, NextOffset: 605
     testutil.go:509: Offset: 679, NextOffset: 785
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 605, NextOffset: 1095
-    testutil.go:509: Offset: 785, NextOffset: 1275
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1095, NextOffset: 1132
-    testutil.go:509: Offset: 1275, NextOffset: 1312
-    testutil.go:509: Offset: 1132, NextOffset: 1169
-    testutil.go:509: Offset: 1312, NextOffset: 1349
-    testutil.go:509: Offset: 1169, NextOffset: 1206
-    testutil.go:509: Offset: 1349, NextOffset: 1386
-    testutil.go:509: Offset: 1206, NextOffset: 2815
-    testutil.go:509: Offset: 1386, NextOffset: 3152
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:509: Offset: 605, NextOffset: 1094
+    testutil.go:509: Offset: 785, NextOffset: 1274
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink test .no.prefetch.landmark bar dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 136, NextOffset: 173
     testutil.go:509: Offset: 286, NextOffset: 323
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 323, NextOffset: 360
     testutil.go:509: Offset: 210, NextOffset: 247
@@ -64518,28 +67086,32 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 536, NextOffset: 679
     testutil.go:509: Offset: 390, NextOffset: 499
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 679, NextOffset: 785
-    testutil.go:509: Offset: 499, NextOffset: 605
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 785, NextOffset: 1275
-    testutil.go:509: Offset: 605, NextOffset: 1095
+    testutil.go:509: Offset: 785, NextOffset: 1274
+    testutil.go:509: Offset: 605, NextOffset: 1094
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1275, NextOffset: 1312
-    testutil.go:509: Offset: 1095, NextOffset: 1132
-    testutil.go:509: Offset: 1312, NextOffset: 1349
-    testutil.go:509: Offset: 1132, NextOffset: 1169
-    testutil.go:509: Offset: 1349, NextOffset: 1386
-    testutil.go:509: Offset: 1169, NextOffset: 1206
-    testutil.go:509: Offset: 1386, NextOffset: 3152
-    testutil.go:509: Offset: 1206, NextOffset: 2815
+    testutil.go:509: Offset: 1274, NextOffset: 1311
+    testutil.go:509: Offset: 1094, NextOffset: 1131
+    testutil.go:509: Offset: 1311, NextOffset: 1348
+    testutil.go:509: Offset: 1131, NextOffset: 1168
+    testutil.go:509: Offset: 1348, NextOffset: 1385
+    testutil.go:509: Offset: 1168, NextOffset: 1205
+    testutil.go:509: Offset: 1385, NextOffset: 3159
+    testutil.go:509: Offset: 1205, NextOffset: 2814
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 679, NextOffset: 785
+    testutil.go:509: Offset: 499, NextOffset: 605
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -64555,35 +67127,29 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:509: Offset: 284, NextOffset: 390
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt bar foo3.txt dev test2 barlink test .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test2 foo1.txt bar foo3.txt barlink test .no.prefetch.landmark baz.txt dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -64591,151 +67157,124 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24080 48132 72214 96212 96702]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2643
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev test2 barlink test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test .no.prefetch.landmark baz.txt dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 48132 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 72214 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96212 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96702 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d4STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48132,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48132,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72214,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1096,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1133,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1170,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1207,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1275,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1312,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1349,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1386,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1095,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1132,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1169,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1206,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1274,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1311,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1348,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1385,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo3.txt dev test2 foo1.txt bar barlink test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar foo3.txt .no.prefetch.landmark baz.txt barlink test dev test2 foo1.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1096, NextOffset: 1133
-    testutil.go:509: Offset: 1275, NextOffset: 1312
-    testutil.go:509: Offset: 1133, NextOffset: 1170
-    testutil.go:509: Offset: 1312, NextOffset: 1349
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1170, NextOffset: 1207
-    testutil.go:509: Offset: 1349, NextOffset: 1386
-    testutil.go:509: Offset: 1207, NextOffset: 2809
-    testutil.go:509: Offset: 1386, NextOffset: 3141
+    testutil.go:509: Offset: 1095, NextOffset: 1132
+    testutil.go:509: Offset: 1274, NextOffset: 1311
+    testutil.go:509: Offset: 1132, NextOffset: 1169
+    testutil.go:509: Offset: 1311, NextOffset: 1348
+    testutil.go:509: Offset: 1169, NextOffset: 1206
+    testutil.go:509: Offset: 1348, NextOffset: 1385
+    testutil.go:509: Offset: 1206, NextOffset: 2809
+    testutil.go:509: Offset: 1385, NextOffset: 3148
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -64777,11 +67316,18 @@
     testutil.go:509: Offset: 498, NextOffset: 603
     testutil.go:509: Offset: 677, NextOffset: 782
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 603, NextOffset: 1096
-    testutil.go:509: Offset: 782, NextOffset: 1275
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 603, NextOffset: 1095
+    testutil.go:509: Offset: 782, NextOffset: 1274
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test .no.prefetch.landmark baz.txt foo3.txt dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [test dev test2 foo1.txt bar foo3.txt .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -64791,26 +67337,26 @@
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 323, NextOffset: 360
     testutil.go:509: Offset: 210, NextOffset: 247
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 534, NextOffset: 677
+    testutil.go:509: Offset: 388, NextOffset: 498
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 677, NextOffset: 782
+    testutil.go:509: Offset: 498, NextOffset: 603
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 782, NextOffset: 1275
-    testutil.go:509: Offset: 603, NextOffset: 1096
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 782, NextOffset: 1274
+    testutil.go:509: Offset: 603, NextOffset: 1095
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 136, NextOffset: 173
     testutil.go:509: Offset: 286, NextOffset: 323
@@ -64820,80 +67366,124 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 284, NextOffset: 388
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1274, NextOffset: 1311
+    testutil.go:509: Offset: 1095, NextOffset: 1132
+    testutil.go:509: Offset: 1311, NextOffset: 1348
+    testutil.go:509: Offset: 1132, NextOffset: 1169
+    testutil.go:509: Offset: 1348, NextOffset: 1385
+    testutil.go:509: Offset: 1169, NextOffset: 1206
+    testutil.go:509: Offset: 1385, NextOffset: 3148
+    testutil.go:509: Offset: 1206, NextOffset: 2809
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 534, NextOffset: 677
-    testutil.go:509: Offset: 388, NextOffset: 498
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 677, NextOffset: 782
-    testutil.go:509: Offset: 498, NextOffset: 603
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1275, NextOffset: 1312
-    testutil.go:509: Offset: 1096, NextOffset: 1133
-    testutil.go:509: Offset: 1312, NextOffset: 1349
-    testutil.go:509: Offset: 1133, NextOffset: 1170
-    testutil.go:509: Offset: 1349, NextOffset: 1386
-    testutil.go:509: Offset: 1170, NextOffset: 1207
-    testutil.go:509: Offset: 1386, NextOffset: 3141
-    testutil.go:509: Offset: 1207, NextOffset: 2809
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24080 48132 72214 96198 96688]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt foo3.txt dev bar barlink test test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48132 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72214 in stargz, uncompressed length 32000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [4] at 96198 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96688 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c6STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48132,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48132,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72214,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -64901,104 +67491,60 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1105,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1142,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1216,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1285,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1322,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1359,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1396,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink test test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt foo3.txt barlink test dev test2 .no.prefetch.landmark foo1.txt bar]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1105, NextOffset: 1142
+    testutil.go:509: Offset: 1285, NextOffset: 1322
+    testutil.go:509: Offset: 1142, NextOffset: 1179
+    testutil.go:509: Offset: 1322, NextOffset: 1359
+    testutil.go:509: Offset: 1179, NextOffset: 1216
+    testutil.go:509: Offset: 1359, NextOffset: 1396
+    testutil.go:509: Offset: 1216, NextOffset: 2813
+    testutil.go:509: Offset: 1396, NextOffset: 3162
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1105,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1142,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1216,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1285,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1322,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1359,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1396,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt test dev test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink]
+    testutil.go:509: Offset: 100, NextOffset: 137
+    testutil.go:509: Offset: 213, NextOffset: 250
+    testutil.go:509: Offset: 137, NextOffset: 174
+    testutil.go:509: Offset: 250, NextOffset: 287
+    testutil.go:509: Offset: 174, NextOffset: 211
+    testutil.go:509: Offset: 287, NextOffset: 324
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 324, NextOffset: 361
+    testutil.go:509: Offset: 248, NextOffset: 285
+    testutil.go:509: Offset: 361, NextOffset: 398
+    testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 100, NextOffset: 137
     testutil.go:509: Offset: 213, NextOffset: 250
@@ -65008,8 +67554,6 @@
     testutil.go:509: Offset: 287, NextOffset: 324
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 324, NextOffset: 361
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 361, NextOffset: 398
     testutil.go:509: Offset: 285, NextOffset: 390
@@ -65025,50 +67569,25 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 606, NextOffset: 1105
     testutil.go:509: Offset: 786, NextOffset: 1285
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1105, NextOffset: 1142
-    testutil.go:509: Offset: 1285, NextOffset: 1322
-    testutil.go:509: Offset: 1142, NextOffset: 1179
-    testutil.go:509: Offset: 1322, NextOffset: 1359
-    testutil.go:509: Offset: 1179, NextOffset: 1216
-    testutil.go:509: Offset: 1359, NextOffset: 1396
-    testutil.go:509: Offset: 1216, NextOffset: 2814
-    testutil.go:509: Offset: 1396, NextOffset: 3164
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar baz.txt foo3.txt barlink test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 100, NextOffset: 137
     testutil.go:509: Offset: 213, NextOffset: 250
-    testutil.go:509: Offset: 137, NextOffset: 174
+    testutil.go:509: Offset: 100, NextOffset: 137
     testutil.go:509: Offset: 250, NextOffset: 287
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 174, NextOffset: 211
+    testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 287, NextOffset: 324
-    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 324, NextOffset: 361
-    testutil.go:509: Offset: 248, NextOffset: 285
+    testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 361, NextOffset: 398
-    testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink foo1.txt test dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:509: Offset: 285, NextOffset: 390
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 786, NextOffset: 1285
     testutil.go:509: Offset: 606, NextOffset: 1105
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 680
-    testutil.go:509: Offset: 390, NextOffset: 500
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -65078,14 +67597,14 @@
     testutil.go:509: Offset: 1142, NextOffset: 1179
     testutil.go:509: Offset: 1359, NextOffset: 1396
     testutil.go:509: Offset: 1179, NextOffset: 1216
-    testutil.go:509: Offset: 1396, NextOffset: 3164
-    testutil.go:509: Offset: 1216, NextOffset: 2814
+    testutil.go:509: Offset: 1396, NextOffset: 3162
+    testutil.go:509: Offset: 1216, NextOffset: 2813
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -65101,75 +67620,60 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 213, NextOffset: 250
-    testutil.go:509: Offset: 100, NextOffset: 137
-    testutil.go:509: Offset: 250, NextOffset: 287
-    testutil.go:509: Offset: 137, NextOffset: 174
-    testutil.go:509: Offset: 287, NextOffset: 324
-    testutil.go:509: Offset: 174, NextOffset: 211
-    testutil.go:509: Offset: 324, NextOffset: 361
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 361, NextOffset: 398
-    testutil.go:509: Offset: 248, NextOffset: 285
-    testutil.go:509: Offset: 398, NextOffset: 536
-    testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:509: Offset: 390, NextOffset: 500
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 680, NextOffset: 786
     testutil.go:509: Offset: 500, NextOffset: 606
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24079 48133 72214 96212 96703]
-    testutil.go:2330: got gzip streams:
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48133 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72214 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96212 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96703 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d4STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48133,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48133,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72214,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar test test2 foo3.txt barlink dev .no.prefetch.landmark baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink test dev test2 baz.txt foo1.txt foo3.txt .no.prefetch.landmark bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -65177,110 +67681,84 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar test test2 foo3.txt barlink dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar barlink test dev test2 baz.txt foo1.txt foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":976,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1013,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1050,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":678,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":783,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1158,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1195,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1269,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":976,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1013,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1050,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":678,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":783,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1158,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1195,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1269,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo3.txt barlink test dev baz.txt foo1.txt bar test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 496, NextOffset: 601
-    testutil.go:509: Offset: 678, NextOffset: 783
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt foo3.txt test dev test2 .no.prefetch.landmark foo1.txt bar barlink]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 601, NextOffset: 976
     testutil.go:509: Offset: 783, NextOffset: 1158
@@ -65291,17 +67769,19 @@
     testutil.go:509: Offset: 976, NextOffset: 1013
     testutil.go:509: Offset: 1158, NextOffset: 1195
     testutil.go:509: Offset: 1013, NextOffset: 1050
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1195, NextOffset: 1232
     testutil.go:509: Offset: 1050, NextOffset: 1087
     testutil.go:509: Offset: 1232, NextOffset: 1269
-    testutil.go:509: Offset: 1087, NextOffset: 2569
+    testutil.go:509: Offset: 1087, NextOffset: 2570
     testutil.go:509: Offset: 1269, NextOffset: 2930
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -65317,10 +67797,6 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 283, NextOffset: 387
     testutil.go:509: Offset: 397, NextOffset: 535
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24079 48133 72214 96198 96689]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 98, NextOffset: 135
     testutil.go:509: Offset: 212, NextOffset: 249
@@ -65337,66 +67813,53 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 387, NextOffset: 496
     testutil.go:509: Offset: 535, NextOffset: 678
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 496, NextOffset: 601
+    testutil.go:509: Offset: 678, NextOffset: 783
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev baz.txt foo1.txt bar test2 .no.prefetch.landmark foo3.txt barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [barlink baz.txt foo3.txt test dev test2 .no.prefetch.landmark foo1.txt bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 98, NextOffset: 135
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 323, NextOffset: 360
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 397, NextOffset: 535
+    testutil.go:509: Offset: 283, NextOffset: 387
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 783, NextOffset: 1158
     testutil.go:509: Offset: 601, NextOffset: 976
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 1158, NextOffset: 1195
     testutil.go:509: Offset: 976, NextOffset: 1013
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1195, NextOffset: 1232
     testutil.go:509: Offset: 1013, NextOffset: 1050
     testutil.go:509: Offset: 1232, NextOffset: 1269
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 48133 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1050, NextOffset: 1087
     testutil.go:509: Offset: 1269, NextOffset: 2930
-    testutil.go:509: Offset: 1087, NextOffset: 2569
+    testutil.go:509: Offset: 1087, NextOffset: 2570
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 72214 in stargz, uncompressed length 32000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [4] at 96198 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96689 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177c6STARGZ"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 98, NextOffset: 135
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 286
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 135, NextOffset: 172
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48133,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48133,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72214,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 172, NextOffset: 209
     testutil.go:509: Offset: 323, NextOffset: 360
@@ -65413,178 +67876,140 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 678, NextOffset: 783
     testutil.go:509: Offset: 496, NextOffset: 601
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 98, NextOffset: 135
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 323, NextOffset: 360
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 397, NextOffset: 535
-    testutil.go:509: Offset: 283, NextOffset: 387
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev .no.prefetch.landmark foo1.txt foo3.txt test2 baz.txt bar barlink test]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [barlink dev .no.prefetch.landmark baz.txt foo3.txt test test2 foo1.txt bar]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt bar barlink test dev .no.prefetch.landmark foo1.txt foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink dev .no.prefetch.landmark baz.txt foo3.txt test test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24081 48140 72226 96224 96715]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 24081 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":608,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1100,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":789,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":608,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1100,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":789,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar barlink test dev .no.prefetch.landmark foo1.txt foo3.txt test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 100, NextOffset: 137
-    testutil.go:509: Offset: 215, NextOffset: 252
-    testutil.go:509: Offset: 137, NextOffset: 174
-    testutil.go:509: Offset: 252, NextOffset: 289
-    testutil.go:509: Offset: 174, NextOffset: 211
-    testutil.go:509: Offset: 289, NextOffset: 326
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 326, NextOffset: 363
-    testutil.go:509: Offset: 248, NextOffset: 285
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 285, NextOffset: 391
-    testutil.go:509: Offset: 400, NextOffset: 539
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar foo3.txt test dev test2 baz.txt barlink .no.prefetch.landmark foo1.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 391, NextOffset: 502
     testutil.go:509: Offset: 539, NextOffset: 683
@@ -65595,9 +68020,6 @@
     testutil.go:509: Offset: 683, NextOffset: 789
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 608, NextOffset: 989
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 48140 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 789, NextOffset: 1170
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -65613,40 +68035,16 @@
     testutil.go:509: Offset: 1281, NextOffset: 2939
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 72226 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [4] at 96224 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [5] at 96715 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e0STARGZ"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 100, NextOffset: 137
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 215, NextOffset: 252
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 137, NextOffset: 174
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24081,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48140,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48140,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72226,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 289
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 289, NextOffset: 326
@@ -65656,16 +68054,49 @@
     testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 285, NextOffset: 391
     testutil.go:509: Offset: 400, NextOffset: 539
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 100, NextOffset: 137
+    testutil.go:509: Offset: 215, NextOffset: 252
+    testutil.go:509: Offset: 137, NextOffset: 174
+    testutil.go:509: Offset: 252, NextOffset: 289
+    testutil.go:509: Offset: 174, NextOffset: 211
+    testutil.go:509: Offset: 289, NextOffset: 326
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 326, NextOffset: 363
+    testutil.go:509: Offset: 248, NextOffset: 285
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 285, NextOffset: 391
+    testutil.go:509: Offset: 400, NextOffset: 539
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink test dev .no.prefetch.landmark foo1.txt foo3.txt test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt test dev test2 baz.txt barlink .no.prefetch.landmark foo1.txt bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 539, NextOffset: 683
     testutil.go:509: Offset: 391, NextOffset: 502
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 683, NextOffset: 789
+    testutil.go:509: Offset: 502, NextOffset: 608
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 789, NextOffset: 1170
     testutil.go:509: Offset: 608, NextOffset: 989
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1170, NextOffset: 1207
+    testutil.go:509: Offset: 989, NextOffset: 1026
+    testutil.go:509: Offset: 1207, NextOffset: 1244
+    testutil.go:509: Offset: 1026, NextOffset: 1063
+    testutil.go:509: Offset: 1244, NextOffset: 1281
+    testutil.go:509: Offset: 1063, NextOffset: 1100
+    testutil.go:509: Offset: 1281, NextOffset: 2939
+    testutil.go:509: Offset: 1100, NextOffset: 2594
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -65694,38 +68125,25 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 400, NextOffset: 539
     testutil.go:509: Offset: 285, NextOffset: 391
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 683, NextOffset: 789
-    testutil.go:509: Offset: 502, NextOffset: 608
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1170, NextOffset: 1207
-    testutil.go:509: Offset: 989, NextOffset: 1026
-    testutil.go:509: Offset: 1207, NextOffset: 1244
-    testutil.go:509: Offset: 1026, NextOffset: 1063
-    testutil.go:509: Offset: 1244, NextOffset: 1281
-    testutil.go:509: Offset: 1063, NextOffset: 1100
-    testutil.go:509: Offset: 1281, NextOffset: 2939
-    testutil.go:509: Offset: 1100, NextOffset: 2594
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev barlink test test2]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2411
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2411
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -65738,7 +68156,7 @@
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -65774,55 +68192,42 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev barlink test test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2411
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2411
-    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
@@ -65831,6 +68236,8 @@
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
@@ -65845,38 +68252,32 @@
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24081 48140 72226 96210 96701]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24081 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48140 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72226 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96210 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96701 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d2STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24081,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48140,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48140,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72226,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":987,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1024,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1098,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1167,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1241,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1278,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink test2 foo1.txt test dev]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt foo3.txt test dev test2 baz.txt bar barlink .no.prefetch.landmark]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 986, NextOffset: 1023
+    testutil.go:509: Offset: 1166, NextOffset: 1203
+    testutil.go:509: Offset: 1023, NextOffset: 1060
+    testutil.go:509: Offset: 1203, NextOffset: 1240
+    testutil.go:509: Offset: 1060, NextOffset: 1097
+    testutil.go:509: Offset: 1240, NextOffset: 1277
+    testutil.go:509: Offset: 1097, NextOffset: 2581
+    testutil.go:509: Offset: 1277, NextOffset: 2932
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -65902,8 +68303,6 @@
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 324, NextOffset: 361
     testutil.go:509: Offset: 248, NextOffset: 285
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 361, NextOffset: 398
     testutil.go:509: Offset: 285, NextOffset: 390
     testutil.go:509: Offset: 398, NextOffset: 536
@@ -65916,22 +68315,35 @@
     testutil.go:509: Offset: 500, NextOffset: 606
     testutil.go:509: Offset: 680, NextOffset: 786
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 606, NextOffset: 987
-    testutil.go:509: Offset: 786, NextOffset: 1167
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 606, NextOffset: 986
+    testutil.go:509: Offset: 786, NextOffset: 1166
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt test dev test2 baz.txt bar barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:509: Offset: 390, NextOffset: 500
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 786, NextOffset: 1166
+    testutil.go:509: Offset: 606, NextOffset: 986
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 987, NextOffset: 1024
-    testutil.go:509: Offset: 1167, NextOffset: 1204
-    testutil.go:509: Offset: 1024, NextOffset: 1061
-    testutil.go:509: Offset: 1204, NextOffset: 1241
-    testutil.go:509: Offset: 1061, NextOffset: 1098
-    testutil.go:509: Offset: 1241, NextOffset: 1278
-    testutil.go:509: Offset: 1098, NextOffset: 2579
-    testutil.go:509: Offset: 1278, NextOffset: 2931
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink test2 foo1.txt test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:509: Offset: 1166, NextOffset: 1203
+    testutil.go:509: Offset: 986, NextOffset: 1023
+    testutil.go:509: Offset: 1203, NextOffset: 1240
+    testutil.go:509: Offset: 1023, NextOffset: 1060
+    testutil.go:509: Offset: 1240, NextOffset: 1277
+    testutil.go:509: Offset: 1060, NextOffset: 1097
+    testutil.go:509: Offset: 1277, NextOffset: 2932
+    testutil.go:509: Offset: 1097, NextOffset: 2581
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -65945,17 +68357,6 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 680, NextOffset: 786
-    testutil.go:509: Offset: 500, NextOffset: 606
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 786, NextOffset: 1167
-    testutil.go:509: Offset: 606, NextOffset: 987
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -65969,182 +68370,168 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 680
-    testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1167, NextOffset: 1204
-    testutil.go:509: Offset: 987, NextOffset: 1024
-    testutil.go:509: Offset: 1204, NextOffset: 1241
-    testutil.go:509: Offset: 1024, NextOffset: 1061
-    testutil.go:509: Offset: 1241, NextOffset: 1278
-    testutil.go:509: Offset: 1061, NextOffset: 1098
-    testutil.go:509: Offset: 1278, NextOffset: 2931
-    testutil.go:509: Offset: 1098, NextOffset: 2579
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt bar barlink test dev test2 .no.prefetch.landmark baz.txt foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
+    testutil.go:509: Offset: 680, NextOffset: 786
+    testutil.go:509: Offset: 500, NextOffset: 606
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark foo1.txt bar foo3.txt baz.txt barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt foo3.txt foo1.txt bar barlink test dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt baz.txt barlink test dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24081 48140 72226 96224 96715]
-    testutil.go:2330: got gzip streams:
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24081 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48140 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72226 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96224 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96715 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e0STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24081,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48140,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48140,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72226,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":138,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":506,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":998,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1035,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1072,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1109,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":540,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":795,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1178,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1289,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":138,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":506,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":998,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1035,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1072,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1109,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":540,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":795,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1178,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1289,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt test foo1.txt bar foo3.txt barlink dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test test2 foo1.txt dev .no.prefetch.landmark baz.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 506, NextOffset: 615
+    testutil.go:509: Offset: 686, NextOffset: 795
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 615, NextOffset: 998
+    testutil.go:509: Offset: 795, NextOffset: 1178
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 998, NextOffset: 1035
+    testutil.go:509: Offset: 1178, NextOffset: 1215
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 1215, NextOffset: 1252
+    testutil.go:509: Offset: 1072, NextOffset: 1109
+    testutil.go:509: Offset: 1252, NextOffset: 1289
+    testutil.go:509: Offset: 1109, NextOffset: 2591
+    testutil.go:509: Offset: 1289, NextOffset: 2944
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -66180,46 +68567,41 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 394, NextOffset: 506
     testutil.go:509: Offset: 540, NextOffset: 686
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt dev .no.prefetch.landmark baz.txt bar foo3.txt barlink test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 215, NextOffset: 252
+    testutil.go:509: Offset: 101, NextOffset: 138
+    testutil.go:509: Offset: 252, NextOffset: 289
+    testutil.go:509: Offset: 138, NextOffset: 175
+    testutil.go:509: Offset: 289, NextOffset: 326
+    testutil.go:509: Offset: 175, NextOffset: 212
+    testutil.go:509: Offset: 326, NextOffset: 363
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 400, NextOffset: 540
+    testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 506, NextOffset: 615
     testutil.go:509: Offset: 686, NextOffset: 795
+    testutil.go:509: Offset: 506, NextOffset: 615
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 615, NextOffset: 998
     testutil.go:509: Offset: 795, NextOffset: 1178
+    testutil.go:509: Offset: 615, NextOffset: 998
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 998, NextOffset: 1035
     testutil.go:509: Offset: 1178, NextOffset: 1215
-    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 998, NextOffset: 1035
     testutil.go:509: Offset: 1215, NextOffset: 1252
-    testutil.go:509: Offset: 1072, NextOffset: 1109
+    testutil.go:509: Offset: 1035, NextOffset: 1072
     testutil.go:509: Offset: 1252, NextOffset: 1289
-    testutil.go:509: Offset: 1109, NextOffset: 2591
+    testutil.go:509: Offset: 1072, NextOffset: 1109
     testutil.go:509: Offset: 1289, NextOffset: 2944
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 540, NextOffset: 686
-    testutil.go:509: Offset: 394, NextOffset: 506
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 686, NextOffset: 795
-    testutil.go:509: Offset: 506, NextOffset: 615
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 795, NextOffset: 1178
-    testutil.go:509: Offset: 615, NextOffset: 998
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:509: Offset: 1109, NextOffset: 2591
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -66235,198 +68617,166 @@
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 400, NextOffset: 540
     testutil.go:509: Offset: 286, NextOffset: 394
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 215, NextOffset: 252
-    testutil.go:509: Offset: 101, NextOffset: 138
-    testutil.go:509: Offset: 252, NextOffset: 289
-    testutil.go:509: Offset: 138, NextOffset: 175
-    testutil.go:509: Offset: 289, NextOffset: 326
-    testutil.go:509: Offset: 175, NextOffset: 212
-    testutil.go:509: Offset: 326, NextOffset: 363
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 400, NextOffset: 540
-    testutil.go:509: Offset: 286, NextOffset: 394
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1178, NextOffset: 1215
-    testutil.go:509: Offset: 998, NextOffset: 1035
-    testutil.go:509: Offset: 1215, NextOffset: 1252
-    testutil.go:509: Offset: 1035, NextOffset: 1072
-    testutil.go:509: Offset: 1252, NextOffset: 1289
-    testutil.go:509: Offset: 1072, NextOffset: 1109
-    testutil.go:509: Offset: 1289, NextOffset: 2944
-    testutil.go:509: Offset: 1109, NextOffset: 2591
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 540, NextOffset: 686
+    testutil.go:509: Offset: 394, NextOffset: 506
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test2 foo3.txt test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24081 48140 72226 96210 96701]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2424
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar foo3.txt barlink test dev .no.prefetch.landmark test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24081 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48140 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test2 foo3.txt test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 72226 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96210 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96701 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d2STARGZ"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2230
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24081,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48140,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2424
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48140,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72226,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2230
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt bar foo3.txt dev test2 .no.prefetch.landmark foo1.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar foo3.txt test dev test2 foo1.txt barlink .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 119, NextOffset: 152
+    testutil.go:509: Offset: 215, NextOffset: 248
+    testutil.go:509: Offset: 152, NextOffset: 185
+    testutil.go:509: Offset: 248, NextOffset: 281
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 281, NextOffset: 314
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 314, NextOffset: 347
+    testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:509: Offset: 347, NextOffset: 466
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:509: Offset: 466, NextOffset: 589
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -66446,13 +68796,13 @@
     testutil.go:509: Offset: 902, NextOffset: 935
     testutil.go:509: Offset: 1048, NextOffset: 1081
     testutil.go:509: Offset: 935, NextOffset: 2225
-    testutil.go:509: Offset: 1081, NextOffset: 2512
+    testutil.go:509: Offset: 1081, NextOffset: 2510
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -66468,24 +68818,28 @@
     testutil.go:509: Offset: 314, NextOffset: 347
     testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:509: Offset: 347, NextOffset: 466
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 215, NextOffset: 248
-    testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 248, NextOffset: 281
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 281, NextOffset: 314
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 314, NextOffset: 347
-    testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:509: Offset: 347, NextOffset: 466
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:509: Offset: 466, NextOffset: 589
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt dev test2 .no.prefetch.landmark foo1.txt barlink test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [dev test2 foo1.txt barlink .no.prefetch.landmark baz.txt bar foo3.txt test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 683, NextOffset: 982
+    testutil.go:509: Offset: 537, NextOffset: 836
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 836, NextOffset: 869
+    testutil.go:509: Offset: 1015, NextOffset: 1048
+    testutil.go:509: Offset: 869, NextOffset: 902
+    testutil.go:509: Offset: 1048, NextOffset: 1081
+    testutil.go:509: Offset: 902, NextOffset: 935
+    testutil.go:509: Offset: 1081, NextOffset: 2510
+    testutil.go:509: Offset: 935, NextOffset: 2225
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -66505,17 +68859,6 @@
     testutil.go:509: Offset: 466, NextOffset: 589
     testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 836, NextOffset: 869
-    testutil.go:509: Offset: 1015, NextOffset: 1048
-    testutil.go:509: Offset: 869, NextOffset: 902
-    testutil.go:509: Offset: 1048, NextOffset: 1081
-    testutil.go:509: Offset: 902, NextOffset: 935
-    testutil.go:509: Offset: 1081, NextOffset: 2512
-    testutil.go:509: Offset: 935, NextOffset: 2225
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -66534,57 +68877,26 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 589, NextOffset: 683
     testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 683, NextOffset: 982
-    testutil.go:509: Offset: 537, NextOffset: 836
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24080 48140 72225 96223 96713]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 48140 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72225 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96223 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96713 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177dfSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48140,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48140,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72225,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt barlink test dev .no.prefetch.landmark baz.txt bar test2 foo1.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test test2 bar barlink dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -66592,56 +68904,45 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark baz.txt bar test2 foo1.txt foo3.txt barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test test2 bar barlink dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -66649,70 +68950,65 @@
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":847,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":880,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":913,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":946,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":993,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1059,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":846,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":879,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":912,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":945,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":992,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1025,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1058,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1091,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt bar foo3.txt test test2 baz.txt barlink dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 88, NextOffset: 121
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 121, NextOffset: 154
-    testutil.go:509: Offset: 217, NextOffset: 250
-    testutil.go:509: Offset: 154, NextOffset: 187
-    testutil.go:509: Offset: 250, NextOffset: 283
-    testutil.go:509: Offset: 187, NextOffset: 220
-    testutil.go:509: Offset: 283, NextOffset: 316
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:509: Offset: 349, NextOffset: 470
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [barlink test test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 184, NextOffset: 217
@@ -66725,13 +69021,7 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 349
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24080 48140 72225 96209 96699]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 349, NextOffset: 470
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:509: Offset: 470, NextOffset: 595
@@ -66741,65 +69031,47 @@
     testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:509: Offset: 595, NextOffset: 691
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 847
-    testutil.go:509: Offset: 691, NextOffset: 993
+    testutil.go:509: Offset: 545, NextOffset: 846
+    testutil.go:509: Offset: 691, NextOffset: 992
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 847, NextOffset: 880
-    testutil.go:509: Offset: 993, NextOffset: 1026
-    testutil.go:509: Offset: 880, NextOffset: 913
-    testutil.go:509: Offset: 1026, NextOffset: 1059
-    testutil.go:509: Offset: 913, NextOffset: 946
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1059, NextOffset: 1092
-    testutil.go:509: Offset: 946, NextOffset: 2239
-    testutil.go:509: Offset: 1092, NextOffset: 2528
+    testutil.go:509: Offset: 846, NextOffset: 879
+    testutil.go:509: Offset: 992, NextOffset: 1025
+    testutil.go:509: Offset: 879, NextOffset: 912
+    testutil.go:509: Offset: 1025, NextOffset: 1058
+    testutil.go:509: Offset: 912, NextOffset: 945
+    testutil.go:509: Offset: 1058, NextOffset: 1091
+    testutil.go:509: Offset: 945, NextOffset: 2241
+    testutil.go:509: Offset: 1091, NextOffset: 2528
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink dev .no.prefetch.landmark foo1.txt bar foo3.txt test test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 470, NextOffset: 595
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 691
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 691, NextOffset: 993
-    testutil.go:509: Offset: 545, NextOffset: 847
-    testutil.go:395: Comparing: "test" vs "test"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 993, NextOffset: 1026
-    testutil.go:509: Offset: 847, NextOffset: 880
-    testutil.go:509: Offset: 1026, NextOffset: 1059
-    testutil.go:509: Offset: 880, NextOffset: 913
-    testutil.go:509: Offset: 1059, NextOffset: 1092
-    testutil.go:509: Offset: 913, NextOffset: 946
-    testutil.go:509: Offset: 1092, NextOffset: 2528
-    testutil.go:509: Offset: 946, NextOffset: 2239
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 88, NextOffset: 121
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 121, NextOffset: 154
+    testutil.go:509: Offset: 217, NextOffset: 250
+    testutil.go:509: Offset: 154, NextOffset: 187
+    testutil.go:509: Offset: 250, NextOffset: 283
+    testutil.go:509: Offset: 187, NextOffset: 220
+    testutil.go:509: Offset: 283, NextOffset: 316
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:509: Offset: 349, NextOffset: 470
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt dev barlink test test2 .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 217, NextOffset: 250
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 48140 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 121, NextOffset: 154
     testutil.go:509: Offset: 250, NextOffset: 283
     testutil.go:509: Offset: 154, NextOffset: 187
@@ -66807,33 +69079,44 @@
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 220, NextOffset: 253
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 72225 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96209 in stargz, uncompressed length 3072
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [5] at 96699 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d1STARGZ"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 349, NextOffset: 470
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 253, NextOffset: 349
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48140,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48140,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72225,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 691, NextOffset: 992
+    testutil.go:509: Offset: 545, NextOffset: 846
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 992, NextOffset: 1025
+    testutil.go:509: Offset: 846, NextOffset: 879
+    testutil.go:509: Offset: 1025, NextOffset: 1058
+    testutil.go:509: Offset: 879, NextOffset: 912
+    testutil.go:509: Offset: 1058, NextOffset: 1091
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 912, NextOffset: 945
+    testutil.go:509: Offset: 1091, NextOffset: 2528
+    testutil.go:509: Offset: 945, NextOffset: 2241
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 217, NextOffset: 250
     testutil.go:509: Offset: 121, NextOffset: 154
     testutil.go:509: Offset: 250, NextOffset: 283
@@ -66844,170 +69127,157 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test2 foo1.txt foo3.txt .no.prefetch.landmark baz.txt bar barlink test dev]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt foo3.txt test2 baz.txt bar barlink test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
+    testutil.go:509: Offset: 0, NextOffset: 1712
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt test2 baz.txt bar barlink test dev .no.prefetch.landmark foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 foo1.txt foo3.txt .no.prefetch.landmark baz.txt bar barlink test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24080 48136 72220 96218 96710]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48136 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72220 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96218 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96710 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177daSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48136,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48136,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72220,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":843,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":876,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":909,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":942,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1022,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1055,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1088,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":844,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":877,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":910,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":943,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":990,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1056,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1089,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt bar dev .no.prefetch.landmark foo1.txt foo3.txt barlink test test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test .no.prefetch.landmark baz.txt foo3.txt dev test2 foo1.txt bar barlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 844, NextOffset: 877
+    testutil.go:509: Offset: 990, NextOffset: 1023
+    testutil.go:509: Offset: 877, NextOffset: 910
+    testutil.go:509: Offset: 1023, NextOffset: 1056
+    testutil.go:509: Offset: 910, NextOffset: 943
+    testutil.go:509: Offset: 1056, NextOffset: 1089
+    testutil.go:509: Offset: 943, NextOffset: 2233
+    testutil.go:509: Offset: 1089, NextOffset: 2523
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -67016,8 +69286,6 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 216, NextOffset: 249
@@ -67051,44 +69319,11 @@
     testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 843
-    testutil.go:509: Offset: 687, NextOffset: 989
+    testutil.go:509: Offset: 541, NextOffset: 844
+    testutil.go:509: Offset: 687, NextOffset: 990
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 843, NextOffset: 876
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1022, NextOffset: 1055
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1055, NextOffset: 1088
-    testutil.go:509: Offset: 942, NextOffset: 2233
-    testutil.go:509: Offset: 1088, NextOffset: 2522
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar dev .no.prefetch.landmark foo1.txt foo3.txt barlink test test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 989
-    testutil.go:509: Offset: 541, NextOffset: 843
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 843, NextOffset: 876
-    testutil.go:509: Offset: 1022, NextOffset: 1055
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1055, NextOffset: 1088
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1088, NextOffset: 2522
-    testutil.go:509: Offset: 942, NextOffset: 2233
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt dev test2 foo1.txt bar barlink test .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -67102,6 +69337,17 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 687, NextOffset: 990
+    testutil.go:509: Offset: 541, NextOffset: 844
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -67115,37 +69361,35 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 990, NextOffset: 1023
+    testutil.go:509: Offset: 844, NextOffset: 877
+    testutil.go:509: Offset: 1023, NextOffset: 1056
+    testutil.go:509: Offset: 877, NextOffset: 910
+    testutil.go:509: Offset: 1056, NextOffset: 1089
+    testutil.go:509: Offset: 910, NextOffset: 943
+    testutil.go:509: Offset: 1089, NextOffset: 2523
+    testutil.go:509: Offset: 943, NextOffset: 2233
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test dev .no.prefetch.landmark foo1.txt barlink test2 baz.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1709
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 1872
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1709
-    testutil.go:509: Offset: 90, NextOffset: 1872
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1709
-    testutil.go:509: Offset: 90, NextOffset: 1872
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test test2 foo3.txt dev .no.prefetch.landmark baz.txt foo1.txt bar barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -67159,11 +69403,11 @@
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -67174,8 +69418,6 @@
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
@@ -67194,20 +69436,23 @@
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt test dev .no.prefetch.landmark foo1.txt barlink test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
@@ -67215,10 +69460,10 @@
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
@@ -67230,60 +69475,54 @@
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1872
+    testutil.go:509: Offset: 0, NextOffset: 1709
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1872
+    testutil.go:509: Offset: 0, NextOffset: 1709
+    testutil.go:509: Offset: 90, NextOffset: 1872
+    testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo3.txt dev foo1.txt barlink test test2 .no.prefetch.landmark baz.txt bar]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24080 48136 72220 96204 96696]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48136 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72220 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96204 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96696 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ccSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48136,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48136,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72220,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":850,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":883,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":916,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":949,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":996,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1029,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1062,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1095,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt barlink .no.prefetch.landmark baz.txt test dev test2 foo1.txt bar]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 89, NextOffset: 122
     testutil.go:509: Offset: 185, NextOffset: 218
@@ -67297,37 +69536,6 @@
     testutil.go:509: Offset: 317, NextOffset: 350
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:509: Offset: 350, NextOffset: 472
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 351, NextOffset: 452
-    testutil.go:509: Offset: 472, NextOffset: 598
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:509: Offset: 598, NextOffset: 695
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 850
-    testutil.go:509: Offset: 695, NextOffset: 996
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 850, NextOffset: 883
-    testutil.go:509: Offset: 996, NextOffset: 1029
-    testutil.go:509: Offset: 883, NextOffset: 916
-    testutil.go:509: Offset: 1029, NextOffset: 1062
-    testutil.go:509: Offset: 916, NextOffset: 949
-    testutil.go:509: Offset: 1062, NextOffset: 1095
-    testutil.go:509: Offset: 949, NextOffset: 2246
-    testutil.go:509: Offset: 1095, NextOffset: 2536
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 89, NextOffset: 122
     testutil.go:509: Offset: 185, NextOffset: 218
@@ -67341,17 +69549,31 @@
     testutil.go:509: Offset: 317, NextOffset: 350
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:509: Offset: 350, NextOffset: 472
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink .no.prefetch.landmark baz.txt test dev test2 foo1.txt bar foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:509: Offset: 472, NextOffset: 598
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 695
     testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:509: Offset: 598, NextOffset: 695
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 695, NextOffset: 996
-    testutil.go:509: Offset: 549, NextOffset: 850
+    testutil.go:509: Offset: 549, NextOffset: 851
+    testutil.go:509: Offset: 695, NextOffset: 997
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 851, NextOffset: 884
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 884, NextOffset: 917
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 917, NextOffset: 950
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 950, NextOffset: 2248
+    testutil.go:509: Offset: 1096, NextOffset: 2536
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test test2 .no.prefetch.landmark baz.txt bar foo3.txt dev foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -67365,23 +69587,35 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 996, NextOffset: 1029
-    testutil.go:509: Offset: 850, NextOffset: 883
-    testutil.go:509: Offset: 1029, NextOffset: 1062
-    testutil.go:509: Offset: 883, NextOffset: 916
-    testutil.go:509: Offset: 1062, NextOffset: 1095
-    testutil.go:509: Offset: 916, NextOffset: 949
-    testutil.go:509: Offset: 1095, NextOffset: 2536
-    testutil.go:509: Offset: 949, NextOffset: 2246
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 695
+    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 695, NextOffset: 997
+    testutil.go:509: Offset: 549, NextOffset: 851
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 472, NextOffset: 598
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 851, NextOffset: 884
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 884, NextOffset: 917
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 917, NextOffset: 950
+    testutil.go:509: Offset: 1096, NextOffset: 2536
+    testutil.go:509: Offset: 950, NextOffset: 2248
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -67397,36 +69631,36 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 472, NextOffset: 598
-    testutil.go:509: Offset: 351, NextOffset: 452
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24080 48136 72220 96218 96710]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48136 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72220 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96218 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96710 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177daSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48136,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48136,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72220,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt barlink dev .no.prefetch.landmark baz.txt bar foo3.txt test test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt test2 foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1720
+    testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1720
+    testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:509: Offset: 0, NextOffset: 1720
+    testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:509: Offset: 0, NextOffset: 1720
+    testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:509: Offset: 0, NextOffset: 1720
+    testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -67463,14 +69697,23 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:509: Offset: 0, NextOffset: 1720
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
@@ -67478,14 +69721,13 @@
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt test test2 foo1.txt barlink dev .no.prefetch.landmark] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
@@ -67499,25 +69741,6 @@
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1879
-    testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1879
-    testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1879
-    testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:509: Offset: 90, NextOffset: 1879
-    testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:509: Offset: 90, NextOffset: 1879
-    testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:509: Offset: 90, NextOffset: 1879
-    testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -67533,27 +69756,16 @@
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1879
-    testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":927,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":960,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":993,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1026,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1073,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1106,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1139,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1172,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":927,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":960,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":993,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1026,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1073,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1106,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1139,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1172,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt bar barlink dev test2 .no.prefetch.landmark baz.txt foo3.txt test]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt bar barlink test2 baz.txt foo3.txt test dev]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:509: Offset: 589, NextOffset: 683
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 537, NextOffset: 927
     testutil.go:509: Offset: 683, NextOffset: 1073
@@ -67567,10 +69779,10 @@
     testutil.go:509: Offset: 1106, NextOffset: 1139
     testutil.go:509: Offset: 993, NextOffset: 1026
     testutil.go:509: Offset: 1139, NextOffset: 1172
-    testutil.go:509: Offset: 1026, NextOffset: 2404
-    testutil.go:509: Offset: 1172, NextOffset: 2694
+    testutil.go:509: Offset: 1026, NextOffset: 2403
+    testutil.go:509: Offset: 1172, NextOffset: 2697
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -67588,8 +69800,6 @@
     testutil.go:509: Offset: 281, NextOffset: 314
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 314, NextOffset: 347
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -67608,16 +69818,17 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt test dev .no.prefetch.landmark foo1.txt bar barlink test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24080 48136 72220 96204 96696]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 589, NextOffset: 683
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test foo1.txt bar barlink dev test2 .no.prefetch.landmark baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -67625,9 +69836,6 @@
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 215, NextOffset: 248
     testutil.go:509: Offset: 119, NextOffset: 152
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 248, NextOffset: 281
     testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 281, NextOffset: 314
@@ -67651,10 +69859,6 @@
     testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 683, NextOffset: 1073
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 537, NextOffset: 927
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -67665,203 +69869,155 @@
     testutil.go:509: Offset: 960, NextOffset: 993
     testutil.go:509: Offset: 1139, NextOffset: 1172
     testutil.go:509: Offset: 993, NextOffset: 1026
-    testutil.go:509: Offset: 1172, NextOffset: 2694
-    testutil.go:509: Offset: 1026, NextOffset: 2404
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
+    testutil.go:509: Offset: 1172, NextOffset: 2697
+    testutil.go:509: Offset: 1026, NextOffset: 2403
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 466, NextOffset: 589
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 589, NextOffset: 683
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48136 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72220 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96204 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96696 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177ccSTARGZ"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48136,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48136,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72220,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev test2 .no.prefetch.landmark foo1.txt bar barlink test baz.txt foo3.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo1.txt bar dev baz.txt foo3.txt barlink test test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt dev test2 .no.prefetch.landmark foo1.txt bar barlink test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test test2 .no.prefetch.landmark foo1.txt bar dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24077 48134 72219 96217 96708]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [3] at 72219 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96217 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96708 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d9STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72219,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":936,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":969,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1002,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1035,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1082,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1148,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1181,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":936,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":969,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1002,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1035,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1082,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1148,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1181,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo3.txt barlink test test2 .no.prefetch.landmark dev baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 936
-    testutil.go:509: Offset: 691, NextOffset: 1082
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [dev .no.prefetch.landmark baz.txt bar foo3.txt barlink test2 foo1.txt test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -67872,10 +70028,10 @@
     testutil.go:509: Offset: 1115, NextOffset: 1148
     testutil.go:509: Offset: 1002, NextOffset: 1035
     testutil.go:509: Offset: 1148, NextOffset: 1181
-    testutil.go:509: Offset: 1035, NextOffset: 2417
-    testutil.go:509: Offset: 1181, NextOffset: 2706
+    testutil.go:509: Offset: 1035, NextOffset: 2415
+    testutil.go:509: Offset: 1181, NextOffset: 2708
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -67916,21 +70072,11 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 936
+    testutil.go:509: Offset: 691, NextOffset: 1082
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test test2 .no.prefetch.landmark dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1082, NextOffset: 1115
-    testutil.go:509: Offset: 936, NextOffset: 969
-    testutil.go:509: Offset: 1115, NextOffset: 1148
-    testutil.go:509: Offset: 969, NextOffset: 1002
-    testutil.go:509: Offset: 1148, NextOffset: 1181
-    testutil.go:509: Offset: 1002, NextOffset: 1035
-    testutil.go:509: Offset: 1181, NextOffset: 2706
-    testutil.go:509: Offset: 1035, NextOffset: 2417
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink test2 foo1.txt test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -67944,12 +70090,17 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 691, NextOffset: 1082
+    testutil.go:509: Offset: 545, NextOffset: 936
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -67966,25 +70117,41 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 470, NextOffset: 595
     testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1082, NextOffset: 1115
+    testutil.go:509: Offset: 936, NextOffset: 969
+    testutil.go:509: Offset: 1115, NextOffset: 1148
+    testutil.go:509: Offset: 969, NextOffset: 1002
+    testutil.go:509: Offset: 1148, NextOffset: 1181
+    testutil.go:509: Offset: 1002, NextOffset: 1035
+    testutil.go:509: Offset: 1181, NextOffset: 2708
+    testutil.go:509: Offset: 1035, NextOffset: 2415
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink test dev foo1.txt test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 691
-    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:509: Offset: 0, NextOffset: 1857
+    testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 691, NextOffset: 1082
-    testutil.go:509: Offset: 545, NextOffset: 936
+    testutil.go:509: Offset: 0, NextOffset: 1857
+    testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -67996,10 +70163,6 @@
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24077 48134 72219 96203 96694]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -68011,9 +70174,6 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
@@ -68040,20 +70200,8 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1857
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 2020
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1857
-    testutil.go:509: Offset: 90, NextOffset: 2020
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev foo1.txt test2 .no.prefetch.landmark baz.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -68068,35 +70216,21 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 72219 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96203 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96694 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177cbSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72219,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2020
+    testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -68125,19 +70259,53 @@
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2020
-    testutil.go:509: Offset: 0, NextOffset: 1857
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":932,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":965,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":998,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1031,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":931,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":964,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":997,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1030,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1077,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1143,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1176,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1078,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1144,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1177,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test dev baz.txt foo1.txt bar foo3.txt test2 .no.prefetch.landmark barlink]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 541, NextOffset: 932
+    testutil.go:509: Offset: 687, NextOffset: 1078
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 932, NextOffset: 965
+    testutil.go:509: Offset: 1078, NextOffset: 1111
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 1111, NextOffset: 1144
+    testutil.go:509: Offset: 998, NextOffset: 1031
+    testutil.go:509: Offset: 1144, NextOffset: 1177
+    testutil.go:509: Offset: 1031, NextOffset: 2409
+    testutil.go:509: Offset: 1177, NextOffset: 2705
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 120, NextOffset: 153
+    testutil.go:509: Offset: 216, NextOffset: 249
+    testutil.go:509: Offset: 153, NextOffset: 186
+    testutil.go:509: Offset: 249, NextOffset: 282
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 282, NextOffset: 315
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 315, NextOffset: 348
+    testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 183, NextOffset: 216
@@ -68159,48 +70327,26 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:509: Offset: 592, NextOffset: 687
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 931
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 687, NextOffset: 1077
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev baz.txt foo1.txt bar foo3.txt test2 .no.prefetch.landmark barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 931, NextOffset: 964
-    testutil.go:509: Offset: 1077, NextOffset: 1110
-    testutil.go:509: Offset: 964, NextOffset: 997
-    testutil.go:509: Offset: 1110, NextOffset: 1143
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1143, NextOffset: 1176
-    testutil.go:509: Offset: 1030, NextOffset: 2410
-    testutil.go:509: Offset: 1176, NextOffset: 2704
+    testutil.go:509: Offset: 1078, NextOffset: 1111
+    testutil.go:509: Offset: 932, NextOffset: 965
+    testutil.go:509: Offset: 1111, NextOffset: 1144
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 1144, NextOffset: 1177
+    testutil.go:509: Offset: 998, NextOffset: 1031
+    testutil.go:509: Offset: 1177, NextOffset: 2705
+    testutil.go:509: Offset: 1031, NextOffset: 2409
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 120, NextOffset: 153
-    testutil.go:509: Offset: 216, NextOffset: 249
-    testutil.go:509: Offset: 153, NextOffset: 186
-    testutil.go:509: Offset: 249, NextOffset: 282
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 282, NextOffset: 315
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 315, NextOffset: 348
-    testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:509: Offset: 348, NextOffset: 468
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -68214,6 +70360,19 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 687
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 687, NextOffset: 1078
+    testutil.go:509: Offset: 541, NextOffset: 932
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -68226,221 +70385,141 @@
     testutil.go:509: Offset: 315, NextOffset: 348
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:509: Offset: 347, NextOffset: 446
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt bar foo3.txt test dev test2 .no.prefetch.landmark foo1.txt barlink]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 687
-    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 90, NextOffset: 2017
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 1077
-    testutil.go:509: Offset: 541, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 90, NextOffset: 2017
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1077, NextOffset: 1110
-    testutil.go:509: Offset: 931, NextOffset: 964
-    testutil.go:509: Offset: 1110, NextOffset: 1143
-    testutil.go:509: Offset: 964, NextOffset: 997
-    testutil.go:509: Offset: 1143, NextOffset: 1176
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1176, NextOffset: 2704
-    testutil.go:509: Offset: 1030, NextOffset: 2410
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24082 48142 72231 96229 96723]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24082 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48142 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72231 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96229 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96723 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e5STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24082,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48142,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48142,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72231,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 baz.txt bar barlink test dev .no.prefetch.landmark foo1.txt foo3.txt]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt test2 baz.txt bar barlink test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink baz.txt bar foo3.txt test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2017
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2017
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24082 48142 72231 96215 96709]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24082 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48142 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72231 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96215 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96709 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d7STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24082,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48142,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48142,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72231,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":941,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":974,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1007,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1040,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1087,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1186,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":941,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":974,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1007,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1040,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1087,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1186,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test test2 baz.txt foo1.txt foo3.txt dev .no.prefetch.landmark bar barlink]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:509: Offset: 598, NextOffset: 695
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 941
-    testutil.go:509: Offset: 695, NextOffset: 1087
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test dev foo1.txt foo3.txt barlink test2 .no.prefetch.landmark baz.txt bar]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -68451,10 +70530,12 @@
     testutil.go:509: Offset: 1120, NextOffset: 1153
     testutil.go:509: Offset: 1007, NextOffset: 1040
     testutil.go:509: Offset: 1153, NextOffset: 1186
-    testutil.go:509: Offset: 1040, NextOffset: 2422
-    testutil.go:509: Offset: 1186, NextOffset: 2714
+    testutil.go:509: Offset: 1040, NextOffset: 2421
+    testutil.go:509: Offset: 1186, NextOffset: 2715
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -68490,26 +70571,36 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:509: Offset: 472, NextOffset: 598
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt dev .no.prefetch.landmark bar barlink test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 472, NextOffset: 598
-    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:509: Offset: 598, NextOffset: 695
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 695, NextOffset: 1087
     testutil.go:509: Offset: 549, NextOffset: 941
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 695, NextOffset: 1087
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test2 .no.prefetch.landmark baz.txt bar test dev foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 89, NextOffset: 122
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 122, NextOffset: 155
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 251, NextOffset: 284
+    testutil.go:509: Offset: 155, NextOffset: 188
+    testutil.go:509: Offset: 284, NextOffset: 317
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 317, NextOffset: 350
+    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 350, NextOffset: 472
+    testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 598, NextOffset: 695
     testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -68519,8 +70610,21 @@
     testutil.go:509: Offset: 974, NextOffset: 1007
     testutil.go:509: Offset: 1153, NextOffset: 1186
     testutil.go:509: Offset: 1007, NextOffset: 1040
-    testutil.go:509: Offset: 1186, NextOffset: 2714
-    testutil.go:509: Offset: 1040, NextOffset: 2422
+    testutil.go:509: Offset: 1186, NextOffset: 2715
+    testutil.go:509: Offset: 1040, NextOffset: 2421
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 472, NextOffset: 598
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 695, NextOffset: 1087
+    testutil.go:509: Offset: 549, NextOffset: 941
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -68536,184 +70640,169 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 89, NextOffset: 122
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 122, NextOffset: 155
-    testutil.go:509: Offset: 251, NextOffset: 284
-    testutil.go:509: Offset: 155, NextOffset: 188
-    testutil.go:509: Offset: 284, NextOffset: 317
-    testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 317, NextOffset: 350
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 350, NextOffset: 472
-    testutil.go:509: Offset: 254, NextOffset: 351
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink dev .no.prefetch.landmark baz.txt bar test test2 foo1.txt foo3.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test2 .no.prefetch.landmark test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test test2 foo1.txt foo3.txt barlink dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark test dev baz.txt foo1.txt bar foo3.txt barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24082 48142 72231 96229 96723]
-    testutil.go:2330: got gzip streams:
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24082 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48142 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72231 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96229 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96723 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e5STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24082,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48142,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48142,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72231,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":118,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":184,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":217,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":250,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":343,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":440,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":181,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":280,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":313,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":346,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":464,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":586,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":118,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":184,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":217,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":250,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":343,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":440,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":181,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":280,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":313,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":346,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":464,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":586,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo3.txt dev test2 .no.prefetch.landmark foo1.txt bar barlink test baz.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark barlink test]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 533, NextOffset: 836
+    testutil.go:509: Offset: 679, NextOffset: 982
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 836, NextOffset: 869
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 869, NextOffset: 902
+    testutil.go:509: Offset: 1015, NextOffset: 1048
+    testutil.go:509: Offset: 902, NextOffset: 935
+    testutil.go:509: Offset: 1048, NextOffset: 1081
+    testutil.go:509: Offset: 935, NextOffset: 2224
+    testutil.go:509: Offset: 1081, NextOffset: 2513
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 181, NextOffset: 214
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 118, NextOffset: 151
     testutil.go:509: Offset: 214, NextOffset: 247
     testutil.go:509: Offset: 151, NextOffset: 184
@@ -68745,29 +70834,37 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 440, NextOffset: 533
     testutil.go:509: Offset: 586, NextOffset: 679
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 533, NextOffset: 836
-    testutil.go:509: Offset: 679, NextOffset: 982
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark barlink test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 214, NextOffset: 247
+    testutil.go:509: Offset: 118, NextOffset: 151
+    testutil.go:509: Offset: 247, NextOffset: 280
+    testutil.go:509: Offset: 151, NextOffset: 184
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 280, NextOffset: 313
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 313, NextOffset: 346
+    testutil.go:509: Offset: 217, NextOffset: 250
+    testutil.go:509: Offset: 346, NextOffset: 464
+    testutil.go:509: Offset: 250, NextOffset: 343
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 836, NextOffset: 869
     testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 869, NextOffset: 902
+    testutil.go:509: Offset: 836, NextOffset: 869
     testutil.go:509: Offset: 1015, NextOffset: 1048
-    testutil.go:509: Offset: 902, NextOffset: 935
+    testutil.go:509: Offset: 869, NextOffset: 902
     testutil.go:509: Offset: 1048, NextOffset: 1081
-    testutil.go:509: Offset: 935, NextOffset: 2225
+    testutil.go:509: Offset: 902, NextOffset: 935
     testutil.go:509: Offset: 1081, NextOffset: 2513
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt dev test2 .no.prefetch.landmark foo1.txt bar barlink test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:509: Offset: 935, NextOffset: 2224
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 85, NextOffset: 118
@@ -68781,11 +70878,32 @@
     testutil.go:509: Offset: 217, NextOffset: 250
     testutil.go:509: Offset: 346, NextOffset: 464
     testutil.go:509: Offset: 250, NextOffset: 343
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 464, NextOffset: 586
+    testutil.go:509: Offset: 343, NextOffset: 440
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 586, NextOffset: 679
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 440, NextOffset: 533
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 679, NextOffset: 982
     testutil.go:509: Offset: 533, NextOffset: 836
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo1.txt bar foo3.txt test baz.txt barlink dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -68793,224 +70911,128 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 214, NextOffset: 247
-    testutil.go:509: Offset: 118, NextOffset: 151
-    testutil.go:509: Offset: 247, NextOffset: 280
-    testutil.go:509: Offset: 151, NextOffset: 184
-    testutil.go:509: Offset: 280, NextOffset: 313
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 313, NextOffset: 346
-    testutil.go:509: Offset: 217, NextOffset: 250
-    testutil.go:509: Offset: 346, NextOffset: 464
-    testutil.go:509: Offset: 250, NextOffset: 343
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 464, NextOffset: 586
-    testutil.go:509: Offset: 343, NextOffset: 440
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 586, NextOffset: 679
-    testutil.go:509: Offset: 440, NextOffset: 533
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 836, NextOffset: 869
-    testutil.go:509: Offset: 1015, NextOffset: 1048
-    testutil.go:509: Offset: 869, NextOffset: 902
-    testutil.go:509: Offset: 1048, NextOffset: 1081
-    testutil.go:509: Offset: 902, NextOffset: 935
-    testutil.go:509: Offset: 1081, NextOffset: 2513
-    testutil.go:509: Offset: 935, NextOffset: 2225
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24082 48142 72231 96215 96709]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24082 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48142 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72231 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96215 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96709 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d7STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24082,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48142,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48142,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72231,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt bar test test2 baz.txt foo3.txt barlink dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test baz.txt barlink dev test2 .no.prefetch.landmark] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar test test2 baz.txt foo3.txt barlink dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24081 48142 72229 96227 96721]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24081 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48142 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72229 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96227 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96721 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177e3STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24081,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48142,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48142,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72229,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":849,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":882,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":995,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1094,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":849,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":882,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":995,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1094,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo3.txt test2 foo1.txt bar barlink test dev .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:509: Offset: 592, NextOffset: 687
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 849
-    testutil.go:509: Offset: 687, NextOffset: 995
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar barlink .no.prefetch.landmark foo3.txt test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 849, NextOffset: 882
@@ -69019,10 +71041,10 @@
     testutil.go:509: Offset: 1028, NextOffset: 1061
     testutil.go:509: Offset: 915, NextOffset: 948
     testutil.go:509: Offset: 1061, NextOffset: 1094
-    testutil.go:509: Offset: 948, NextOffset: 2241
+    testutil.go:509: Offset: 948, NextOffset: 2242
     testutil.go:509: Offset: 1094, NextOffset: 2528
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -69055,14 +71077,19 @@
     testutil.go:509: Offset: 315, NextOffset: 348
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 348, NextOffset: 468
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test dev .no.prefetch.landmark baz.txt foo3.txt test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:509: Offset: 468, NextOffset: 592
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 592, NextOffset: 687
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 541, NextOffset: 849
+    testutil.go:509: Offset: 687, NextOffset: 995
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt test dev test2 baz.txt foo1.txt bar barlink .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -69073,13 +71100,15 @@
     testutil.go:509: Offset: 1061, NextOffset: 1094
     testutil.go:509: Offset: 915, NextOffset: 948
     testutil.go:509: Offset: 1094, NextOffset: 2528
-    testutil.go:509: Offset: 948, NextOffset: 2241
+    testutil.go:509: Offset: 948, NextOffset: 2242
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -69088,16 +71117,13 @@
     testutil.go:509: Offset: 249, NextOffset: 282
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 282, NextOffset: 315
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 315, NextOffset: 348
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 995
-    testutil.go:509: Offset: 541, NextOffset: 849
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -69114,39 +71140,30 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 468, NextOffset: 592
     testutil.go:509: Offset: 347, NextOffset: 446
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 687
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 687, NextOffset: 995
+    testutil.go:509: Offset: 541, NextOffset: 849
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt foo3.txt .no.prefetch.landmark baz.txt bar barlink test dev test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:509: Offset: 90, NextOffset: 1883
-    testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:509: Offset: 90, NextOffset: 1883
-    testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:509: Offset: 90, NextOffset: 1883
-    testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:509: Offset: 90, NextOffset: 1883
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink dev test2 foo1.txt bar foo3.txt test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
@@ -69181,11 +71198,12 @@
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink test dev test2 foo1.txt foo3.txt .no.prefetch.landmark baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1883
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1722
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
@@ -69193,7 +71211,15 @@
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
-    testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink dev test2 foo1.txt bar foo3.txt test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:395: Comparing: "bar" vs "bar"
@@ -69201,7 +71227,9 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1883
+    testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -69213,8 +71241,22 @@
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1883
+    testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:509: Offset: 90, NextOffset: 1883
+    testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:509: Offset: 90, NextOffset: 1883
+    testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:509: Offset: 90, NextOffset: 1883
+    testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:509: Offset: 90, NextOffset: 1883
+    testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:509: Offset: 90, NextOffset: 1883
+    testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -69224,59 +71266,31 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 1883
-    testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:509: Offset: 90, NextOffset: 1883
-    testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24081 48142 72229 96213 96707]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24081 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48142 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72229 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96213 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 96707 in stargz, uncompressed length 0; extra="SG\x16\x0000000000000177d5STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24081,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48142,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48142,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72229,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":843,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":876,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":909,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":942,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1022,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1055,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1088,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":842,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":875,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":908,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":941,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1021,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1054,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark foo1.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt baz.txt barlink test dev test2 .no.prefetch.landmark foo1.txt bar]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -69314,24 +71328,30 @@
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 589, NextOffset: 683
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 843
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 683, NextOffset: 989
+    testutil.go:509: Offset: 537, NextOffset: 842
+    testutil.go:509: Offset: 683, NextOffset: 988
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 843, NextOffset: 876
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1022, NextOffset: 1055
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1055, NextOffset: 1088
-    testutil.go:509: Offset: 942, NextOffset: 2230
-    testutil.go:509: Offset: 1088, NextOffset: 2520
+    testutil.go:509: Offset: 842, NextOffset: 875
+    testutil.go:509: Offset: 988, NextOffset: 1021
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1021, NextOffset: 1054
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1054, NextOffset: 1087
+    testutil.go:509: Offset: 941, NextOffset: 2231
+    testutil.go:509: Offset: 1087, NextOffset: 2519
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt baz.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -69345,34 +71365,17 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 589, NextOffset: 683
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 683, NextOffset: 989
-    testutil.go:509: Offset: 537, NextOffset: 843
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 843, NextOffset: 876
-    testutil.go:509: Offset: 1022, NextOffset: 1055
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1055, NextOffset: 1088
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1088, NextOffset: 2520
-    testutil.go:509: Offset: 942, NextOffset: 2230
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 683, NextOffset: 988
+    testutil.go:509: Offset: 537, NextOffset: 842
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -69386,38 +71389,32 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 466, NextOffset: 589
-    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 988, NextOffset: 1021
+    testutil.go:509: Offset: 842, NextOffset: 875
+    testutil.go:509: Offset: 1021, NextOffset: 1054
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1054, NextOffset: 1087
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1087, NextOffset: 2519
+    testutil.go:509: Offset: 941, NextOffset: 2231
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24165 48585 72813 97619 99043]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48585 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72813 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97619 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 99043 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d53STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48585,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48585,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72813,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [barlink test .no.prefetch.landmark foo1.txt bar dev test2 baz.txt foo3.txt]
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink test .no.prefetch.landmark foo1.txt bar dev test2 baz.txt foo3.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
@@ -69435,10 +71432,10 @@
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -69470,24 +71467,8 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test .no.prefetch.landmark foo1.txt bar dev test2 baz.txt foo3.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test .no.prefetch.landmark foo1.txt bar dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
@@ -69498,10 +71479,10 @@
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -69534,55 +71515,27 @@
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:509: Offset: 0, NextOffset: 1714
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:509: Offset: 0, NextOffset: 1714
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24165 48585 72813 96776 98200]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48585 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72813 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96776 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 98200 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a08STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48585,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48585,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72813,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test dev test2 .no.prefetch.landmark bar foo3.txt barlink baz.txt foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 88, NextOffset: 121
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 121, NextOffset: 154
-    testutil.go:509: Offset: 217, NextOffset: 250
-    testutil.go:509: Offset: 154, NextOffset: 187
-    testutil.go:509: Offset: 250, NextOffset: 283
-    testutil.go:509: Offset: 187, NextOffset: 220
-    testutil.go:509: Offset: 283, NextOffset: 316
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:509: Offset: 349, NextOffset: 470
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:509: Offset: 470, NextOffset: 595
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar barlink test test2 .no.prefetch.landmark foo3.txt dev]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 851
     testutil.go:509: Offset: 691, NextOffset: 997
@@ -69596,10 +71549,10 @@
     testutil.go:509: Offset: 1030, NextOffset: 1063
     testutil.go:509: Offset: 917, NextOffset: 950
     testutil.go:509: Offset: 1063, NextOffset: 1096
-    testutil.go:509: Offset: 950, NextOffset: 2244
+    testutil.go:509: Offset: 950, NextOffset: 2243
     testutil.go:509: Offset: 1096, NextOffset: 2534
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -69619,8 +71572,40 @@
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 349, NextOffset: 470
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 88, NextOffset: 121
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 121, NextOffset: 154
+    testutil.go:509: Offset: 217, NextOffset: 250
+    testutil.go:509: Offset: 154, NextOffset: 187
+    testutil.go:509: Offset: 250, NextOffset: 283
+    testutil.go:509: Offset: 187, NextOffset: 220
+    testutil.go:509: Offset: 283, NextOffset: 316
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:509: Offset: 349, NextOffset: 470
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:509: Offset: 595, NextOffset: 691
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt barlink baz.txt foo1.txt test dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test test2 .no.prefetch.landmark foo3.txt dev baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 851, NextOffset: 884
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 884, NextOffset: 917
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 917, NextOffset: 950
+    testutil.go:509: Offset: 1096, NextOffset: 2534
+    testutil.go:509: Offset: 950, NextOffset: 2243
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -69636,15 +71621,15 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 691
-    testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 691, NextOffset: 997
     testutil.go:509: Offset: 545, NextOffset: 851
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -69661,54 +71646,21 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 470, NextOffset: 595
     testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 851, NextOffset: 884
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 884, NextOffset: 917
-    testutil.go:509: Offset: 1063, NextOffset: 1096
-    testutil.go:509: Offset: 917, NextOffset: 950
-    testutil.go:509: Offset: 1096, NextOffset: 2534
-    testutil.go:509: Offset: 950, NextOffset: 2244
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24165 48585 72813 97619 99043]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 48585 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72813 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97619 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 99043 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d53STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48585,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48585,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72813,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test test2 bar barlink dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1726
-    testutil.go:509: Offset: 90, NextOffset: 1885
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt test2 foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -69722,11 +71674,11 @@
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -69746,8 +71698,6 @@
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
@@ -69765,37 +71715,45 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt test test2 bar barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt test2 foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1885
+    testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
@@ -69819,45 +71777,42 @@
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":864,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":897,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":930,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1013,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1046,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1079,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1112,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink test2 baz.txt bar test dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1885
-    testutil.go:509: Offset: 0, NextOffset: 1726
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24165 48585 72813 96776 98200]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48585 in stargz, uncompressed length 33536
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 72813 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96776 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 98200 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a08STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48585,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48585,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72813,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 537, NextOffset: 864
+    testutil.go:509: Offset: 686, NextOffset: 1013
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 864, NextOffset: 897
+    testutil.go:509: Offset: 1013, NextOffset: 1046
+    testutil.go:509: Offset: 897, NextOffset: 930
+    testutil.go:509: Offset: 1046, NextOffset: 1079
+    testutil.go:509: Offset: 930, NextOffset: 963
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":864,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":897,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":930,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1013,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1046,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1079,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1112,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar test .no.prefetch.landmark baz.txt foo3.txt barlink dev test2]
+    testutil.go:509: Offset: 1079, NextOffset: 1112
+    testutil.go:509: Offset: 963, NextOffset: 2272
+    testutil.go:509: Offset: 1112, NextOffset: 2562
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -69889,41 +71844,17 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test2 baz.txt bar test dev .no.prefetch.landmark foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 864
     testutil.go:509: Offset: 686, NextOffset: 1013
+    testutil.go:509: Offset: 537, NextOffset: 864
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 864, NextOffset: 897
-    testutil.go:509: Offset: 1013, NextOffset: 1046
-    testutil.go:509: Offset: 897, NextOffset: 930
-    testutil.go:509: Offset: 1046, NextOffset: 1079
-    testutil.go:509: Offset: 930, NextOffset: 963
-    testutil.go:509: Offset: 1079, NextOffset: 1112
-    testutil.go:509: Offset: 963, NextOffset: 2272
-    testutil.go:509: Offset: 1112, NextOffset: 2562
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink dev test2 foo1.txt bar test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1013, NextOffset: 1046
-    testutil.go:509: Offset: 864, NextOffset: 897
-    testutil.go:509: Offset: 1046, NextOffset: 1079
-    testutil.go:509: Offset: 897, NextOffset: 930
-    testutil.go:509: Offset: 1079, NextOffset: 1112
-    testutil.go:509: Offset: 930, NextOffset: 963
-    testutil.go:509: Offset: 1112, NextOffset: 2562
-    testutil.go:509: Offset: 963, NextOffset: 2272
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -69937,23 +71868,9 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1013
-    testutil.go:509: Offset: 537, NextOffset: 864
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 251, NextOffset: 284
@@ -69964,54 +71881,46 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 592, NextOffset: 686
     testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1013, NextOffset: 1046
+    testutil.go:509: Offset: 864, NextOffset: 897
+    testutil.go:509: Offset: 1046, NextOffset: 1079
+    testutil.go:509: Offset: 897, NextOffset: 930
+    testutil.go:509: Offset: 1079, NextOffset: 1112
+    testutil.go:509: Offset: 930, NextOffset: 963
+    testutil.go:509: Offset: 1112, NextOffset: 2562
+    testutil.go:509: Offset: 963, NextOffset: 2272
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24167 48588 72819 97625 99049]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24167 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48588 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72819 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97625 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 99049 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d59STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24167,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48588,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48588,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72819,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt bar test2 baz.txt foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test dev test2 baz.txt bar .no.prefetch.landmark foo1.txt foo3.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -70019,129 +71928,119 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev .no.prefetch.landmark foo1.txt bar test2 baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt bar .no.prefetch.landmark foo1.txt foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1773
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1773
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":875,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":908,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":974,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1024,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1057,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1090,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1123,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt barlink test2 test dev .no.prefetch.landmark baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24167 48588 72819 96782 98206]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24167 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48588 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72819 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96782 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 98206 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a0eSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24167,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48588,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48588,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72819,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":876,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":909,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":975,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1025,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1058,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1091,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1124,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [dev foo1.txt bar foo3.txt test test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 187, NextOffset: 220
@@ -70155,37 +72054,6 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 352, NextOffset: 473
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 876
-    testutil.go:509: Offset: 694, NextOffset: 1025
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1025, NextOffset: 1058
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1058, NextOffset: 1091
-    testutil.go:509: Offset: 942, NextOffset: 975
-    testutil.go:509: Offset: 1091, NextOffset: 1124
-    testutil.go:509: Offset: 975, NextOffset: 2286
-    testutil.go:509: Offset: 1124, NextOffset: 2581
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 187, NextOffset: 220
@@ -70199,34 +72067,31 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 352, NextOffset: 473
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test test2 .no.prefetch.landmark baz.txt barlink dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 473, NextOffset: 598
     testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:509: Offset: 473, NextOffset: 598
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 694
     testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:509: Offset: 598, NextOffset: 694
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 694, NextOffset: 1025
-    testutil.go:509: Offset: 545, NextOffset: 876
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 545, NextOffset: 875
+    testutil.go:509: Offset: 694, NextOffset: 1024
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1025, NextOffset: 1058
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1058, NextOffset: 1091
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1091, NextOffset: 1124
-    testutil.go:509: Offset: 942, NextOffset: 975
-    testutil.go:509: Offset: 1124, NextOffset: 2581
-    testutil.go:509: Offset: 975, NextOffset: 2286
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1024, NextOffset: 1057
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1057, NextOffset: 1090
+    testutil.go:509: Offset: 941, NextOffset: 974
+    testutil.go:509: Offset: 1090, NextOffset: 1123
+    testutil.go:509: Offset: 974, NextOffset: 2289
+    testutil.go:509: Offset: 1123, NextOffset: 2583
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test2 test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -70240,6 +72105,20 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 694, NextOffset: 1024
+    testutil.go:509: Offset: 545, NextOffset: 875
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -70253,193 +72132,153 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1024, NextOffset: 1057
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1057, NextOffset: 1090
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1090, NextOffset: 1123
+    testutil.go:509: Offset: 941, NextOffset: 974
+    testutil.go:509: Offset: 1123, NextOffset: 2583
+    testutil.go:509: Offset: 974, NextOffset: 2289
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24168 48590 72822 97628 99066]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt dev .no.prefetch.landmark barlink test test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 24168 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt bar]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 48590 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark barlink test test2 baz.txt foo1.txt bar foo3.txt dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 72822 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1785
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt bar foo1.txt foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [4] at 97628 in stargz, uncompressed length 3072
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1785
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [5] at 99066 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d5cSTARGZ"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1785
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24168,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48590,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "dev" vs "dev"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48590,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72822,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "test" vs "test"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":870,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":903,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":936,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":969,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1019,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1052,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1085,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1118,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":870,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":903,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":936,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":969,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1019,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1052,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1085,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1118,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt test dev .no.prefetch.landmark baz.txt barlink test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -70458,14 +72297,14 @@
     testutil.go:509: Offset: 1052, NextOffset: 1085
     testutil.go:509: Offset: 936, NextOffset: 969
     testutil.go:509: Offset: 1085, NextOffset: 1118
-    testutil.go:509: Offset: 969, NextOffset: 2282
+    testutil.go:509: Offset: 969, NextOffset: 2280
     testutil.go:509: Offset: 1118, NextOffset: 2571
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -70477,17 +72316,10 @@
     testutil.go:509: Offset: 252, NextOffset: 285
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 285, NextOffset: 318
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24168 48590 72822 96785 98223]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 351, NextOffset: 471
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 186, NextOffset: 219
@@ -70501,19 +72333,16 @@
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:509: Offset: 471, NextOffset: 595
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test2 foo1.txt bar foo3.txt test dev .no.prefetch.landmark baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt test bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 120, NextOffset: 153
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24168 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 285
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 285, NextOffset: 318
@@ -70525,65 +72354,40 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 471, NextOffset: 595
     testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48590 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 690
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 690, NextOffset: 1019
-    testutil.go:509: Offset: 541, NextOffset: 870
     testutil.go:395: Comparing: "test" vs "test"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 72822 in stargz, uncompressed length 32000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 1019, NextOffset: 1052
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [4] at 96785 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 98223 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a11STARGZ"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 870, NextOffset: 903
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24168,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1052, NextOffset: 1085
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48590,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48590,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72822,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 903, NextOffset: 936
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1085, NextOffset: 1118
     testutil.go:509: Offset: 936, NextOffset: 969
     testutil.go:509: Offset: 1118, NextOffset: 2571
-    testutil.go:509: Offset: 969, NextOffset: 2282
+    testutil.go:509: Offset: 969, NextOffset: 2280
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 690
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 690, NextOffset: 1019
+    testutil.go:509: Offset: 541, NextOffset: 870
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 252, NextOffset: 285
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 285, NextOffset: 318
     testutil.go:509: Offset: 186, NextOffset: 219
@@ -70592,30 +72396,19 @@
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt bar foo3.txt test dev test2 foo1.txt barlink]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:509: Offset: 93, NextOffset: 1943
-    testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:509: Offset: 93, NextOffset: 1943
-    testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:509: Offset: 93, NextOffset: 1943
-    testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:509: Offset: 93, NextOffset: 1943
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [dev test2 .no.prefetch.landmark barlink baz.txt foo1.txt bar foo3.txt test]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -70656,8 +72449,21 @@
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:509: Offset: 93, NextOffset: 1943
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:509: Offset: 93, NextOffset: 1943
+    testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:509: Offset: 93, NextOffset: 1943
+    testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test dev test2 foo1.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark barlink baz.txt foo1.txt bar foo3.txt test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
@@ -70671,6 +72477,9 @@
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1943
+    testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -70691,7 +72500,7 @@
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -70711,45 +72520,33 @@
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1943
-    testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24168 48590 72822 97628 99066]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24168 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48590 in stargz, uncompressed length 33536
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 72822 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97628 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 99066 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d5cSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24168,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48590,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48590,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72822,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":881,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":947,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":980,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1030,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1129,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":881,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":947,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":980,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1030,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1129,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt foo3.txt dev test2 .no.prefetch.landmark baz.txt bar barlink test]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt bar foo3.txt dev baz.txt barlink test test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 881, NextOffset: 914
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 914, NextOffset: 947
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 947, NextOffset: 980
+    testutil.go:509: Offset: 1096, NextOffset: 1129
+    testutil.go:509: Offset: 980, NextOffset: 2296
+    testutil.go:509: Offset: 1129, NextOffset: 2593
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -70787,22 +72584,29 @@
     testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:509: Offset: 601, NextOffset: 698
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 549, NextOffset: 881
     testutil.go:509: Offset: 698, NextOffset: 1030
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 881, NextOffset: 914
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 914, NextOffset: 947
-    testutil.go:509: Offset: 1063, NextOffset: 1096
-    testutil.go:509: Offset: 947, NextOffset: 980
-    testutil.go:509: Offset: 1096, NextOffset: 1129
-    testutil.go:509: Offset: 980, NextOffset: 2296
-    testutil.go:509: Offset: 1129, NextOffset: 2593
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test foo1.txt foo3.txt dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt dev baz.txt barlink test test2 .no.prefetch.landmark foo1.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 475, NextOffset: 601
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 601, NextOffset: 698
+    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 698, NextOffset: 1030
+    testutil.go:509: Offset: 549, NextOffset: 881
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -70812,17 +72616,10 @@
     testutil.go:509: Offset: 155, NextOffset: 188
     testutil.go:509: Offset: 287, NextOffset: 320
     testutil.go:509: Offset: 188, NextOffset: 221
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 601, NextOffset: 698
-    testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -70835,18 +72632,6 @@
     testutil.go:509: Offset: 947, NextOffset: 980
     testutil.go:509: Offset: 1129, NextOffset: 2593
     testutil.go:509: Offset: 980, NextOffset: 2296
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 475, NextOffset: 601
-    testutil.go:509: Offset: 351, NextOffset: 452
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 698, NextOffset: 1030
-    testutil.go:509: Offset: 549, NextOffset: 881
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -70855,130 +72640,107 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 122, NextOffset: 155
     testutil.go:509: Offset: 254, NextOffset: 287
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 155, NextOffset: 188
     testutil.go:509: Offset: 287, NextOffset: 320
     testutil.go:509: Offset: 188, NextOffset: 221
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24168 48590 72822 96785 98223]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24168 in stargz, uncompressed length 32512
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48590 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72822 in stargz, uncompressed length 32000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [4] at 96785 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 98223 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a11STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24168,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48590,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48590,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72822,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test foo1.txt bar foo3.txt dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt barlink dev test2 bar foo3.txt test .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark baz.txt barlink test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink dev test2 bar foo3.txt test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -70988,99 +72750,67 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24169 48592 72825 97631 99069]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24169 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48592 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72825 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97631 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 99069 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d5fSTARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24169,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48592,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48592,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72825,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":962,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":995,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1028,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1061,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1111,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1144,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1177,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1210,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [barlink test2 .no.prefetch.landmark baz.txt bar foo3.txt test dev foo1.txt]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 962
-    testutil.go:509: Offset: 686, NextOffset: 1111
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":961,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":994,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1027,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1060,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1110,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1176,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1209,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [bar foo3.txt barlink test .no.prefetch.landmark baz.txt foo1.txt dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 537, NextOffset: 961
+    testutil.go:509: Offset: 686, NextOffset: 1110
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 962, NextOffset: 995
-    testutil.go:509: Offset: 1111, NextOffset: 1144
-    testutil.go:509: Offset: 995, NextOffset: 1028
-    testutil.go:509: Offset: 1144, NextOffset: 1177
-    testutil.go:509: Offset: 1028, NextOffset: 1061
-    testutil.go:509: Offset: 1177, NextOffset: 1210
-    testutil.go:509: Offset: 1061, NextOffset: 2475
-    testutil.go:509: Offset: 1210, NextOffset: 2767
+    testutil.go:509: Offset: 961, NextOffset: 994
+    testutil.go:509: Offset: 1110, NextOffset: 1143
+    testutil.go:509: Offset: 994, NextOffset: 1027
+    testutil.go:509: Offset: 1143, NextOffset: 1176
+    testutil.go:509: Offset: 1027, NextOffset: 1060
+    testutil.go:509: Offset: 1176, NextOffset: 1209
+    testutil.go:509: Offset: 1060, NextOffset: 2465
+    testutil.go:509: Offset: 1209, NextOffset: 2758
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 86, NextOffset: 119
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 152, NextOffset: 185
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 251, NextOffset: 284
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 284, NextOffset: 317
@@ -71101,10 +72831,38 @@
     testutil.go:509: Offset: 317, NextOffset: 350
     testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:509: Offset: 350, NextOffset: 469
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:509: Offset: 592, NextOffset: 686
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev foo1.txt barlink test2 .no.prefetch.landmark baz.txt bar foo3.txt test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt dev test2 bar foo3.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 686, NextOffset: 1110
+    testutil.go:509: Offset: 537, NextOffset: 961
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1110, NextOffset: 1143
+    testutil.go:509: Offset: 961, NextOffset: 994
+    testutil.go:509: Offset: 1143, NextOffset: 1176
+    testutil.go:509: Offset: 994, NextOffset: 1027
+    testutil.go:509: Offset: 1176, NextOffset: 1209
+    testutil.go:509: Offset: 1027, NextOffset: 1060
+    testutil.go:509: Offset: 1209, NextOffset: 2758
+    testutil.go:509: Offset: 1060, NextOffset: 2465
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -71118,37 +72876,15 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 686
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1111
-    testutil.go:509: Offset: 537, NextOffset: 962
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1111, NextOffset: 1144
-    testutil.go:509: Offset: 962, NextOffset: 995
-    testutil.go:509: Offset: 1144, NextOffset: 1177
-    testutil.go:509: Offset: 995, NextOffset: 1028
-    testutil.go:509: Offset: 1177, NextOffset: 1210
-    testutil.go:509: Offset: 1028, NextOffset: 1061
-    testutil.go:509: Offset: 1210, NextOffset: 2767
-    testutil.go:509: Offset: 1061, NextOffset: 2475
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "dev" vs "dev"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -71165,43 +72901,48 @@
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24169 48592 72825 96788 98226]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24169 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48592 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72825 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96788 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 98226 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a14STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24169,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48592,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48592,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72825,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo1.txt bar barlink test2 baz.txt foo3.txt test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 foo1.txt bar foo3.txt barlink test .no.prefetch.landmark baz.txt dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -71209,142 +72950,88 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark foo1.txt bar barlink test2 baz.txt foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt dev test2 foo1.txt bar foo3.txt barlink test .no.prefetch.landmark] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24165 48586 72813 97619 99050]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48586 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72813 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97619 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 99050 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d53STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48586,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48586,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72813,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":972,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1005,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1038,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1071,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1121,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1154,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1187,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1220,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test test2 baz.txt dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":972,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1005,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1038,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1071,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1121,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1154,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1187,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1220,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev test2 barlink test]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 972
     testutil.go:509: Offset: 694, NextOffset: 1121
@@ -71357,13 +73044,13 @@
     testutil.go:509: Offset: 1005, NextOffset: 1038
     testutil.go:509: Offset: 1154, NextOffset: 1187
     testutil.go:509: Offset: 1038, NextOffset: 1071
-    testutil.go:509: Offset: 1187, NextOffset: 1220
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1071, NextOffset: 2483
+    testutil.go:509: Offset: 1187, NextOffset: 1220
+    testutil.go:509: Offset: 1071, NextOffset: 2482
     testutil.go:509: Offset: 1220, NextOffset: 2782
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -71396,22 +73083,16 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 352, NextOffset: 473
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:509: Offset: 598, NextOffset: 694
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark foo1.txt bar foo3.txt barlink test test2 baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1121, NextOffset: 1154
-    testutil.go:509: Offset: 972, NextOffset: 1005
-    testutil.go:509: Offset: 1154, NextOffset: 1187
-    testutil.go:509: Offset: 1005, NextOffset: 1038
-    testutil.go:509: Offset: 1187, NextOffset: 1220
-    testutil.go:509: Offset: 1038, NextOffset: 1071
-    testutil.go:509: Offset: 1220, NextOffset: 2782
-    testutil.go:509: Offset: 1071, NextOffset: 2483
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev test2 barlink test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -71425,6 +73106,25 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 694, NextOffset: 1121
+    testutil.go:509: Offset: 545, NextOffset: 972
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -71438,219 +73138,170 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1121, NextOffset: 1154
+    testutil.go:509: Offset: 972, NextOffset: 1005
+    testutil.go:509: Offset: 1154, NextOffset: 1187
+    testutil.go:509: Offset: 1005, NextOffset: 1038
+    testutil.go:509: Offset: 1187, NextOffset: 1220
+    testutil.go:509: Offset: 1038, NextOffset: 1071
+    testutil.go:509: Offset: 1220, NextOffset: 2782
+    testutil.go:509: Offset: 1071, NextOffset: 2482
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink dev foo1.txt bar test test2 .no.prefetch.landmark baz.txt foo3.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:509: Offset: 449, NextOffset: 545
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 694, NextOffset: 1121
-    testutil.go:509: Offset: 545, NextOffset: 972
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24165 48586 72813 96776 98207]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48586 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72813 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96776 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 98207 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a08STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48586,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48586,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72813,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test test2 .no.prefetch.landmark dev]
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test test2 .no.prefetch.landmark dev baz.txt foo1.txt bar foo3.txt barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar test test2 .no.prefetch.landmark baz.txt foo3.txt barlink dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24165 48586 72813 97619 99050]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 48586 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72813 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97619 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 99050 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d53STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48586,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48586,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72813,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":964,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":997,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1030,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1063,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1113,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1146,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1212,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":967,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1000,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1033,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1066,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1116,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1149,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1182,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1215,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [barlink .no.prefetch.landmark baz.txt bar test dev test2 foo1.txt foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:509: Offset: 595, NextOffset: 690
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt foo3.txt dev test2 baz.txt bar barlink test .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 964
-    testutil.go:509: Offset: 690, NextOffset: 1113
+    testutil.go:509: Offset: 541, NextOffset: 967
+    testutil.go:509: Offset: 690, NextOffset: 1116
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 964, NextOffset: 997
-    testutil.go:509: Offset: 1113, NextOffset: 1146
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1146, NextOffset: 1179
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 1179, NextOffset: 1212
-    testutil.go:509: Offset: 1063, NextOffset: 2476
-    testutil.go:509: Offset: 1212, NextOffset: 2769
+    testutil.go:509: Offset: 967, NextOffset: 1000
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 1000, NextOffset: 1033
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1033, NextOffset: 1066
+    testutil.go:509: Offset: 1182, NextOffset: 1215
+    testutil.go:509: Offset: 1066, NextOffset: 2470
+    testutil.go:509: Offset: 1215, NextOffset: 2765
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -71660,8 +73311,6 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 186, NextOffset: 219
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 153, NextOffset: 186
@@ -71688,8 +73337,13 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 595, NextOffset: 690
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar test dev test2 foo1.txt foo3.txt barlink .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt dev test2 baz.txt bar barlink test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -71708,19 +73362,26 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 595, NextOffset: 690
     testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1113, NextOffset: 1146
-    testutil.go:509: Offset: 964, NextOffset: 997
-    testutil.go:509: Offset: 1146, NextOffset: 1179
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1179, NextOffset: 1212
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 1212, NextOffset: 2769
-    testutil.go:509: Offset: 1063, NextOffset: 2476
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 967, NextOffset: 1000
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1000, NextOffset: 1033
+    testutil.go:509: Offset: 1182, NextOffset: 1215
+    testutil.go:509: Offset: 1033, NextOffset: 1066
+    testutil.go:509: Offset: 1215, NextOffset: 2765
+    testutil.go:509: Offset: 1066, NextOffset: 2470
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 690, NextOffset: 1116
+    testutil.go:509: Offset: 541, NextOffset: 967
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -71740,209 +73401,142 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 690, NextOffset: 1113
-    testutil.go:509: Offset: 541, NextOffset: 964
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24165 48586 72813 96776 98207]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink test2 foo1.txt test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev test2 bar barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1933
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48586 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 72813 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96776 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 98207 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a08STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48586,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48586,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72813,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt test dev .no.prefetch.landmark baz.txt bar foo3.txt barlink test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink .no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev test2 bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24166 48588 72819 97625 99056]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24166 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48588 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72819 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97625 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 99056 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d59STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24166,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48588,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48588,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72819,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":979,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1012,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1078,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1128,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1161,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1194,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1227,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt barlink test dev .no.prefetch.landmark bar foo3.txt test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 979
-    testutil.go:509: Offset: 698, NextOffset: 1128
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 979, NextOffset: 1012
-    testutil.go:509: Offset: 1128, NextOffset: 1161
-    testutil.go:509: Offset: 1012, NextOffset: 1045
-    testutil.go:509: Offset: 1161, NextOffset: 1194
-    testutil.go:509: Offset: 1045, NextOffset: 1078
-    testutil.go:509: Offset: 1194, NextOffset: 1227
-    testutil.go:509: Offset: 1078, NextOffset: 2488
-    testutil.go:509: Offset: 1227, NextOffset: 2787
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":978,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1011,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1044,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1077,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1127,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1160,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1193,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1226,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt bar foo3.txt test test2 .no.prefetch.landmark barlink dev baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -71983,16 +73577,34 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:509: Offset: 601, NextOffset: 698
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt barlink test dev .no.prefetch.landmark bar foo3.txt test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 601, NextOffset: 698
-    testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 698, NextOffset: 1128
-    testutil.go:509: Offset: 549, NextOffset: 979
+    testutil.go:509: Offset: 549, NextOffset: 978
+    testutil.go:509: Offset: 698, NextOffset: 1127
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 978, NextOffset: 1011
+    testutil.go:509: Offset: 1127, NextOffset: 1160
+    testutil.go:509: Offset: 1011, NextOffset: 1044
+    testutil.go:509: Offset: 1160, NextOffset: 1193
+    testutil.go:509: Offset: 1044, NextOffset: 1077
+    testutil.go:509: Offset: 1193, NextOffset: 1226
+    testutil.go:509: Offset: 1077, NextOffset: 2492
+    testutil.go:509: Offset: 1226, NextOffset: 2792
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev baz.txt foo1.txt bar foo3.txt test test2 .no.prefetch.landmark barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1127, NextOffset: 1160
+    testutil.go:509: Offset: 978, NextOffset: 1011
+    testutil.go:509: Offset: 1160, NextOffset: 1193
+    testutil.go:509: Offset: 1011, NextOffset: 1044
+    testutil.go:509: Offset: 1193, NextOffset: 1226
+    testutil.go:509: Offset: 1044, NextOffset: 1077
+    testutil.go:509: Offset: 1226, NextOffset: 2792
+    testutil.go:509: Offset: 1077, NextOffset: 2492
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -72008,6 +73620,13 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -72024,34 +73643,26 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 475, NextOffset: 601
     testutil.go:509: Offset: 351, NextOffset: 452
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1128, NextOffset: 1161
-    testutil.go:509: Offset: 979, NextOffset: 1012
-    testutil.go:509: Offset: 1161, NextOffset: 1194
-    testutil.go:509: Offset: 1012, NextOffset: 1045
-    testutil.go:509: Offset: 1194, NextOffset: 1227
-    testutil.go:509: Offset: 1045, NextOffset: 1078
-    testutil.go:509: Offset: 1227, NextOffset: 2787
-    testutil.go:509: Offset: 1078, NextOffset: 2488
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 601, NextOffset: 698
+    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 698, NextOffset: 1127
+    testutil.go:509: Offset: 549, NextOffset: 978
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink foo1.txt test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt bar test foo1.txt foo3.txt barlink dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1944
+    testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -72065,11 +73676,11 @@
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -72106,12 +73717,11 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink foo1.txt test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test foo1.txt foo3.txt barlink dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
@@ -72120,56 +73730,38 @@
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24166 48588 72819 96782 98213]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 24166 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 48588 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
@@ -72179,34 +73771,20 @@
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 72819 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96782 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 98213 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a0eSTARGZ"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24166,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48588,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48588,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72819,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":867,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":900,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":933,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":966,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1016,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1049,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1082,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1115,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":868,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":901,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":934,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":967,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1017,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1050,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1083,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1116,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink foo3.txt test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [dev baz.txt test test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 185, NextOffset: 218
@@ -72220,6 +73798,37 @@
     testutil.go:509: Offset: 317, NextOffset: 350
     testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:509: Offset: 350, NextOffset: 469
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 537, NextOffset: 868
+    testutil.go:509: Offset: 686, NextOffset: 1017
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 868, NextOffset: 901
+    testutil.go:509: Offset: 1017, NextOffset: 1050
+    testutil.go:509: Offset: 901, NextOffset: 934
+    testutil.go:509: Offset: 1050, NextOffset: 1083
+    testutil.go:509: Offset: 934, NextOffset: 967
+    testutil.go:509: Offset: 1083, NextOffset: 1116
+    testutil.go:509: Offset: 967, NextOffset: 2277
+    testutil.go:509: Offset: 1116, NextOffset: 2566
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 185, NextOffset: 218
@@ -72233,60 +73842,26 @@
     testutil.go:509: Offset: 317, NextOffset: 350
     testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:509: Offset: 350, NextOffset: 469
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt test test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 867
-    testutil.go:509: Offset: 686, NextOffset: 1016
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 867, NextOffset: 900
-    testutil.go:509: Offset: 1016, NextOffset: 1049
-    testutil.go:509: Offset: 900, NextOffset: 933
-    testutil.go:509: Offset: 1049, NextOffset: 1082
-    testutil.go:509: Offset: 933, NextOffset: 966
-    testutil.go:509: Offset: 1082, NextOffset: 1115
-    testutil.go:509: Offset: 966, NextOffset: 2274
-    testutil.go:509: Offset: 1115, NextOffset: 2562
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:509: Offset: 686, NextOffset: 1017
+    testutil.go:509: Offset: 537, NextOffset: 868
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1016
-    testutil.go:509: Offset: 537, NextOffset: 867
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1016, NextOffset: 1049
-    testutil.go:509: Offset: 867, NextOffset: 900
-    testutil.go:509: Offset: 1049, NextOffset: 1082
-    testutil.go:509: Offset: 900, NextOffset: 933
-    testutil.go:509: Offset: 1082, NextOffset: 1115
-    testutil.go:509: Offset: 933, NextOffset: 966
-    testutil.go:509: Offset: 1115, NextOffset: 2562
-    testutil.go:509: Offset: 966, NextOffset: 2274
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -72300,6 +73875,19 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1017, NextOffset: 1050
+    testutil.go:509: Offset: 868, NextOffset: 901
+    testutil.go:509: Offset: 1050, NextOffset: 1083
+    testutil.go:509: Offset: 901, NextOffset: 934
+    testutil.go:509: Offset: 1083, NextOffset: 1116
+    testutil.go:509: Offset: 934, NextOffset: 967
+    testutil.go:509: Offset: 1116, NextOffset: 2566
+    testutil.go:509: Offset: 967, NextOffset: 2277
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -72313,60 +73901,17 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 686
-    testutil.go:509: Offset: 443, NextOffset: 537
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24170 48592 72826 97632 99077]
-    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24170 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48592 in stargz, uncompressed length 33536
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 72826 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97632 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 99077 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d60STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24170,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48592,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48592,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72826,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt foo1.txt foo3.txt test dev .no.prefetch.landmark bar barlink test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -72374,127 +73919,122 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark bar barlink test2 baz.txt foo1.txt foo3.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24170 48592 72826 96789 98234]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24170 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48592 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72826 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96789 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 98234 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a15STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24170,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48592,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48592,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72826,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":882,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":981,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1031,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1064,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1097,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1130,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":881,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":947,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":980,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1030,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1063,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1096,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1129,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt dev test2 foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink test dev foo1.txt test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -72532,20 +74072,20 @@
     testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:509: Offset: 598, NextOffset: 694
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 882
-    testutil.go:509: Offset: 694, NextOffset: 1031
+    testutil.go:509: Offset: 545, NextOffset: 881
+    testutil.go:509: Offset: 694, NextOffset: 1030
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1031, NextOffset: 1064
-    testutil.go:509: Offset: 915, NextOffset: 948
-    testutil.go:509: Offset: 1064, NextOffset: 1097
-    testutil.go:509: Offset: 948, NextOffset: 981
-    testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 981, NextOffset: 2294
-    testutil.go:509: Offset: 1130, NextOffset: 2586
+    testutil.go:509: Offset: 881, NextOffset: 914
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 914, NextOffset: 947
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 947, NextOffset: 980
+    testutil.go:509: Offset: 1096, NextOffset: 1129
+    testutil.go:509: Offset: 980, NextOffset: 2294
+    testutil.go:509: Offset: 1129, NextOffset: 2587
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -72553,7 +74093,31 @@
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test .no.prefetch.landmark baz.txt dev test2 foo1.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink test dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 694, NextOffset: 1030
+    testutil.go:509: Offset: 545, NextOffset: 881
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 881, NextOffset: 914
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 914, NextOffset: 947
+    testutil.go:509: Offset: 1096, NextOffset: 1129
+    testutil.go:509: Offset: 947, NextOffset: 980
+    testutil.go:509: Offset: 1129, NextOffset: 2587
+    testutil.go:509: Offset: 980, NextOffset: 2294
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -72569,29 +74133,6 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 694, NextOffset: 1031
-    testutil.go:509: Offset: 545, NextOffset: 882
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1031, NextOffset: 1064
-    testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1064, NextOffset: 1097
-    testutil.go:509: Offset: 915, NextOffset: 948
-    testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 948, NextOffset: 981
-    testutil.go:509: Offset: 1130, NextOffset: 2586
-    testutil.go:509: Offset: 981, NextOffset: 2294
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -72600,200 +74141,150 @@
     testutil.go:509: Offset: 253, NextOffset: 286
     testutil.go:509: Offset: 154, NextOffset: 187
     testutil.go:509: Offset: 286, NextOffset: 319
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:509: Offset: 449, NextOffset: 545
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [barlink dev .no.prefetch.landmark baz.txt foo3.txt test test2 foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark barlink dev test2 baz.txt foo1.txt bar foo3.txt test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink dev .no.prefetch.landmark baz.txt foo3.txt test test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24170 48592 72826 97632 99077]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark barlink dev test2 baz.txt foo1.txt bar foo3.txt test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 1958
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1958
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 24170 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 48592 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 72826 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "bar" vs "bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [4] at 97632 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 99077 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d60STARGZ"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24170,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48592,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48592,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72826,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:509: Offset: 0, NextOffset: 1794
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":876,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":909,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":975,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1025,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1058,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1091,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1124,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":876,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":909,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":975,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1025,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1058,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1091,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1124,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar foo3.txt test dev test2 barlink .no.prefetch.landmark baz.txt foo1.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:509: Offset: 595, NextOffset: 690
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 876
-    testutil.go:509: Offset: 690, NextOffset: 1025
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark test dev baz.txt foo1.txt bar foo3.txt barlink test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -72806,11 +74297,11 @@
     testutil.go:509: Offset: 975, NextOffset: 2289
     testutil.go:509: Offset: 1124, NextOffset: 2577
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -72826,8 +74317,6 @@
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 351, NextOffset: 471
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 186, NextOffset: 219
@@ -72844,45 +74333,36 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test dev test2 barlink .no.prefetch.landmark baz.txt foo1.txt bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 186, NextOffset: 219
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24170 48592 72826 96789 98234]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 87, NextOffset: 120
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 120, NextOffset: 153
-    testutil.go:509: Offset: 252, NextOffset: 285
-    testutil.go:509: Offset: 153, NextOffset: 186
-    testutil.go:509: Offset: 285, NextOffset: 318
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 351, NextOffset: 471
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 690
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24170 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 595, NextOffset: 690
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 541, NextOffset: 876
+    testutil.go:509: Offset: 690, NextOffset: 1025
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark test dev baz.txt foo1.txt bar foo3.txt barlink test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 690, NextOffset: 1025
     testutil.go:509: Offset: 541, NextOffset: 876
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 120, NextOffset: 153
+    testutil.go:509: Offset: 252, NextOffset: 285
+    testutil.go:509: Offset: 153, NextOffset: 186
+    testutil.go:509: Offset: 285, NextOffset: 318
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -72890,21 +74370,16 @@
     testutil.go:509: Offset: 876, NextOffset: 909
     testutil.go:509: Offset: 1058, NextOffset: 1091
     testutil.go:509: Offset: 909, NextOffset: 942
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48592 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1091, NextOffset: 1124
     testutil.go:509: Offset: 942, NextOffset: 975
     testutil.go:509: Offset: 1124, NextOffset: 2577
     testutil.go:509: Offset: 975, NextOffset: 2289
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -72915,31 +74390,34 @@
     testutil.go:509: Offset: 285, NextOffset: 318
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 318, NextOffset: 351
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 72826 in stargz, uncompressed length 32000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [4] at 96789 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 98234 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a15STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24170,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48592,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48592,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72826,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 690
+    testutil.go:509: Offset: 446, NextOffset: 541
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt test]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt test]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
@@ -72953,44 +74431,34 @@
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:395: Comparing: "dev" vs "dev"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
@@ -73000,119 +74468,76 @@
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt test foo1.txt bar foo3.txt barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark foo1.txt test baz.txt bar foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24172 48595 72830 97636 99081]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24172 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48595 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72830 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97636 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 99081 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017d64STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24172,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48595,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48595,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72830,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":886,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":919,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":952,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":985,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1035,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1068,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1101,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1134,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt foo1.txt barlink dev test2 .no.prefetch.landmark bar foo3.txt test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 89, NextOffset: 122
-    testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 122, NextOffset: 155
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 155, NextOffset: 188
-    testutil.go:509: Offset: 254, NextOffset: 287
-    testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 287, NextOffset: 320
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:509: Offset: 353, NextOffset: 475
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":886,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":919,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":952,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":985,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1035,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1068,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1101,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1134,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark test baz.txt foo1.txt bar foo3.txt barlink dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 89, NextOffset: 122
     testutil.go:509: Offset: 188, NextOffset: 221
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 122, NextOffset: 155
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 155, NextOffset: 188
@@ -73127,8 +74552,6 @@
     testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:509: Offset: 475, NextOffset: 601
     testutil.go:395: Comparing: "bar" vs "bar"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 452, NextOffset: 549
@@ -73148,19 +74571,29 @@
     testutil.go:509: Offset: 1101, NextOffset: 1134
     testutil.go:509: Offset: 985, NextOffset: 2304
     testutil.go:509: Offset: 1134, NextOffset: 2599
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 89, NextOffset: 122
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 122, NextOffset: 155
+    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 155, NextOffset: 188
+    testutil.go:509: Offset: 254, NextOffset: 287
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 287, NextOffset: 320
+    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt barlink dev test2 .no.prefetch.landmark bar foo3.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1035, NextOffset: 1068
-    testutil.go:509: Offset: 886, NextOffset: 919
-    testutil.go:509: Offset: 1068, NextOffset: 1101
-    testutil.go:509: Offset: 919, NextOffset: 952
-    testutil.go:509: Offset: 1101, NextOffset: 1134
-    testutil.go:509: Offset: 952, NextOffset: 985
-    testutil.go:509: Offset: 1134, NextOffset: 2599
-    testutil.go:509: Offset: 985, NextOffset: 2304
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark test baz.txt foo1.txt bar foo3.txt barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -73177,9 +74610,17 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 475, NextOffset: 601
     testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 601, NextOffset: 698
+    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 698, NextOffset: 1035
+    testutil.go:509: Offset: 549, NextOffset: 886
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -73199,166 +74640,150 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 601, NextOffset: 698
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 698, NextOffset: 1035
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 549, NextOffset: 886
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1035, NextOffset: 1068
+    testutil.go:509: Offset: 886, NextOffset: 919
+    testutil.go:509: Offset: 1068, NextOffset: 1101
+    testutil.go:509: Offset: 919, NextOffset: 952
+    testutil.go:509: Offset: 1101, NextOffset: 1134
+    testutil.go:509: Offset: 952, NextOffset: 985
+    testutil.go:509: Offset: 1134, NextOffset: 2599
+    testutil.go:509: Offset: 985, NextOffset: 2304
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24172 48595 72830 96793 98238]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24172 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48595 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72830 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96793 in stargz, uncompressed length 3072
-    testutil.go:2349:   [5] at 98238 in stargz, uncompressed length 0; extra="SG\x16\x000000000000017a19STARGZ"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24172,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48595,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48595,"innerOffset":1536,"digest":"sha256:64619a2c89a5ee18f2f710cefd03a505965f15deb4014366c85cbe33ee4df228","chunkSize":32000,"chunkDigest":"sha256:f6bee62a3ce3cb850ca558f015891ede6806d1508574973e5104600ca1be9a21"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72830,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:7ce681cbd2cca172505d510f7aabc63bc935103e64f01b6fcb2b174a6a5e19a0"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test dev .no.prefetch.landmark baz.txt foo1.txt barlink test2 bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt bar barlink test2 foo1.txt foo3.txt test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test2 bar foo3.txt test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar barlink test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1795
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1877,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1951,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1988,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2160,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2197,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2271,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1877,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1951,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1988,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2160,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2197,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2271,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink dev foo3.txt test test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [dev test2 baz.txt test .no.prefetch.landmark foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 519, NextOffset: 725
+    testutil.go:509: Offset: 767, NextOffset: 1008
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -73377,14 +74802,16 @@
     testutil.go:509: Offset: 2197, NextOffset: 2234
     testutil.go:509: Offset: 1951, NextOffset: 1988
     testutil.go:509: Offset: 2234, NextOffset: 2271
-    testutil.go:509: Offset: 1988, NextOffset: 5687
+    testutil.go:509: Offset: 1988, NextOffset: 5688
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 2271, NextOffset: 6302
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -73413,11 +74840,10 @@
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 320, NextOffset: 519
     testutil.go:509: Offset: 534, NextOffset: 767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 519, NextOffset: 725
-    testutil.go:509: Offset: 767, NextOffset: 1008
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink dev foo3.txt test test2 .no.prefetch.landmark baz.txt foo1.txt bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt test .no.prefetch.landmark foo1.txt bar foo3.txt barlink dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -73431,39 +74857,6 @@
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 767, NextOffset: 1008
-    testutil.go:509: Offset: 519, NextOffset: 725
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1008, NextOffset: 1209
-    testutil.go:509: Offset: 725, NextOffset: 926
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1209, NextOffset: 2160
-    testutil.go:509: Offset: 926, NextOffset: 1877
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2160, NextOffset: 2197
-    testutil.go:509: Offset: 1877, NextOffset: 1914
-    testutil.go:509: Offset: 2197, NextOffset: 2234
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1914, NextOffset: 1951
-    testutil.go:509: Offset: 2234, NextOffset: 2271
-    testutil.go:509: Offset: 1951, NextOffset: 1988
-    testutil.go:509: Offset: 2271, NextOffset: 6302
-    testutil.go:509: Offset: 1988, NextOffset: 5687
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -73477,115 +74870,56 @@
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt foo3.txt test bar barlink dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
+    testutil.go:509: Offset: 2160, NextOffset: 2197
+    testutil.go:509: Offset: 1877, NextOffset: 1914
+    testutil.go:509: Offset: 2197, NextOffset: 2234
+    testutil.go:509: Offset: 1914, NextOffset: 1951
+    testutil.go:509: Offset: 2234, NextOffset: 2271
+    testutil.go:509: Offset: 1951, NextOffset: 1988
+    testutil.go:509: Offset: 2271, NextOffset: 6302
+    testutil.go:509: Offset: 1988, NextOffset: 5688
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
+    testutil.go:509: Offset: 767, NextOffset: 1008
+    testutil.go:509: Offset: 519, NextOffset: 725
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
+    testutil.go:509: Offset: 1008, NextOffset: 1209
+    testutil.go:509: Offset: 725, NextOffset: 926
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
+    testutil.go:509: Offset: 1209, NextOffset: 2160
+    testutil.go:509: Offset: 926, NextOffset: 1877
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5425
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt test dev .no.prefetch.landmark barlink test2 baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -73593,50 +74927,127 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark barlink test2 baz.txt foo1.txt bar foo3.txt test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1894,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1931,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1968,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2005,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2175,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2286,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1895,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1932,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1969,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2006,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2176,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2287,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 731, NextOffset: 934
-    testutil.go:509: Offset: 1012, NextOffset: 1215
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 934, NextOffset: 1894
-    testutil.go:509: Offset: 1215, NextOffset: 2175
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt bar barlink baz.txt foo3.txt test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1894, NextOffset: 1931
-    testutil.go:509: Offset: 2175, NextOffset: 2212
-    testutil.go:509: Offset: 1931, NextOffset: 1968
-    testutil.go:509: Offset: 2212, NextOffset: 2249
-    testutil.go:509: Offset: 1968, NextOffset: 2005
-    testutil.go:509: Offset: 2249, NextOffset: 2286
-    testutil.go:509: Offset: 2005, NextOffset: 5739
-    testutil.go:509: Offset: 2286, NextOffset: 6350
+    testutil.go:509: Offset: 1895, NextOffset: 1932
+    testutil.go:509: Offset: 2176, NextOffset: 2213
+    testutil.go:509: Offset: 1932, NextOffset: 1969
+    testutil.go:509: Offset: 2213, NextOffset: 2250
+    testutil.go:509: Offset: 1969, NextOffset: 2006
+    testutil.go:509: Offset: 2250, NextOffset: 2287
+    testutil.go:509: Offset: 2006, NextOffset: 5741
+    testutil.go:509: Offset: 2287, NextOffset: 6352
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -73665,17 +75076,34 @@
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 460, NextOffset: 497
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 322, NextOffset: 524
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 524, NextOffset: 731
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 770, NextOffset: 1012
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 731, NextOffset: 934
+    testutil.go:509: Offset: 1012, NextOffset: 1215
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 934, NextOffset: 1895
+    testutil.go:509: Offset: 1215, NextOffset: 2176
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark foo1.txt bar barlink baz.txt foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1012
+    testutil.go:509: Offset: 524, NextOffset: 731
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1012, NextOffset: 1215
+    testutil.go:509: Offset: 731, NextOffset: 934
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -73689,35 +75117,28 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1012
-    testutil.go:509: Offset: 524, NextOffset: 731
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1012, NextOffset: 1215
-    testutil.go:509: Offset: 731, NextOffset: 934
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1215, NextOffset: 2175
-    testutil.go:509: Offset: 934, NextOffset: 1894
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 1215, NextOffset: 2176
+    testutil.go:509: Offset: 934, NextOffset: 1895
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2175, NextOffset: 2212
-    testutil.go:509: Offset: 1894, NextOffset: 1931
-    testutil.go:509: Offset: 2212, NextOffset: 2249
-    testutil.go:509: Offset: 1931, NextOffset: 1968
-    testutil.go:509: Offset: 2249, NextOffset: 2286
-    testutil.go:509: Offset: 1968, NextOffset: 2005
-    testutil.go:509: Offset: 2286, NextOffset: 6350
-    testutil.go:509: Offset: 2005, NextOffset: 5739
+    testutil.go:509: Offset: 2176, NextOffset: 2213
+    testutil.go:509: Offset: 1895, NextOffset: 1932
+    testutil.go:509: Offset: 2213, NextOffset: 2250
+    testutil.go:509: Offset: 1932, NextOffset: 1969
+    testutil.go:509: Offset: 2250, NextOffset: 2287
+    testutil.go:509: Offset: 1969, NextOffset: 2006
+    testutil.go:509: Offset: 2287, NextOffset: 6352
+    testutil.go:509: Offset: 2006, NextOffset: 5741
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -73734,141 +75155,148 @@
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo3.txt barlink test .no.prefetch.landmark baz.txt dev test2 foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo3.txt barlink test2 foo1.txt bar test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6160
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test .no.prefetch.landmark baz.txt dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test2 foo1.txt bar test dev .no.prefetch.landmark baz.txt foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1887,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1924,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1961,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1998,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1886,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1923,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1960,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1997,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2169,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2243,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2280,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt test baz.txt foo1.txt barlink dev test2 .no.prefetch.landmark bar]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink dev test2 baz.txt foo1.txt foo3.txt test .no.prefetch.landmark bar]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 349, NextOffset: 386
@@ -73882,37 +75310,6 @@
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 322, NextOffset: 521
     testutil.go:509: Offset: 534, NextOffset: 768
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 521, NextOffset: 727
-    testutil.go:509: Offset: 768, NextOffset: 1010
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 727, NextOffset: 930
-    testutil.go:509: Offset: 1010, NextOffset: 1213
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 930, NextOffset: 1887
-    testutil.go:509: Offset: 1213, NextOffset: 2170
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1887, NextOffset: 1924
-    testutil.go:509: Offset: 2170, NextOffset: 2207
-    testutil.go:509: Offset: 1924, NextOffset: 1961
-    testutil.go:509: Offset: 2207, NextOffset: 2244
-    testutil.go:509: Offset: 1961, NextOffset: 1998
-    testutil.go:509: Offset: 2244, NextOffset: 2281
-    testutil.go:509: Offset: 1998, NextOffset: 5715
-    testutil.go:509: Offset: 2281, NextOffset: 6330
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 349, NextOffset: 386
@@ -73926,27 +75323,33 @@
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 322, NextOffset: 521
     testutil.go:509: Offset: 534, NextOffset: 768
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test baz.txt foo1.txt barlink dev test2 .no.prefetch.landmark bar foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:509: Offset: 768, NextOffset: 1010
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1010, NextOffset: 1213
     testutil.go:509: Offset: 727, NextOffset: 930
+    testutil.go:509: Offset: 1010, NextOffset: 1213
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1213, NextOffset: 2170
-    testutil.go:509: Offset: 930, NextOffset: 1887
+    testutil.go:509: Offset: 930, NextOffset: 1886
+    testutil.go:509: Offset: 1213, NextOffset: 2169
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2170, NextOffset: 2207
-    testutil.go:509: Offset: 1887, NextOffset: 1924
-    testutil.go:509: Offset: 2207, NextOffset: 2244
-    testutil.go:509: Offset: 1924, NextOffset: 1961
-    testutil.go:509: Offset: 2244, NextOffset: 2281
-    testutil.go:509: Offset: 1961, NextOffset: 1998
-    testutil.go:509: Offset: 2281, NextOffset: 6330
-    testutil.go:509: Offset: 1998, NextOffset: 5715
+    testutil.go:509: Offset: 1886, NextOffset: 1923
+    testutil.go:509: Offset: 2169, NextOffset: 2206
+    testutil.go:509: Offset: 1923, NextOffset: 1960
+    testutil.go:509: Offset: 2206, NextOffset: 2243
+    testutil.go:509: Offset: 1960, NextOffset: 1997
+    testutil.go:509: Offset: 2243, NextOffset: 2280
+    testutil.go:509: Offset: 1997, NextOffset: 5714
+    testutil.go:509: Offset: 2280, NextOffset: 6329
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar barlink dev test2 baz.txt foo1.txt foo3.txt test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -73963,13 +75366,32 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 768, NextOffset: 1010
     testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1213, NextOffset: 2169
+    testutil.go:509: Offset: 930, NextOffset: 1886
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2169, NextOffset: 2206
+    testutil.go:509: Offset: 1886, NextOffset: 1923
+    testutil.go:509: Offset: 2206, NextOffset: 2243
+    testutil.go:509: Offset: 1923, NextOffset: 1960
+    testutil.go:509: Offset: 2243, NextOffset: 2280
+    testutil.go:509: Offset: 1960, NextOffset: 1997
+    testutil.go:509: Offset: 2280, NextOffset: 6329
+    testutil.go:509: Offset: 1997, NextOffset: 5714
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1010, NextOffset: 1213
+    testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -73986,153 +75408,154 @@
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar .no.prefetch.landmark baz.txt foo3.txt barlink test dev test2 foo1.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test2 barlink]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 foo1.txt bar .no.prefetch.landmark baz.txt foo3.txt barlink test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1904,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1941,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1978,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2015,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2185,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2222,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2259,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2296,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1905,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1942,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1979,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2016,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2186,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2223,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2260,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2297,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test test2 bar dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 .no.prefetch.landmark foo1.txt barlink test baz.txt bar foo3.txt dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1904, NextOffset: 1941
-    testutil.go:509: Offset: 2185, NextOffset: 2222
-    testutil.go:509: Offset: 1941, NextOffset: 1978
-    testutil.go:509: Offset: 2222, NextOffset: 2259
-    testutil.go:509: Offset: 1978, NextOffset: 2015
-    testutil.go:509: Offset: 2259, NextOffset: 2296
-    testutil.go:509: Offset: 2015, NextOffset: 5765
-    testutil.go:509: Offset: 2296, NextOffset: 6377
+    testutil.go:509: Offset: 1905, NextOffset: 1942
+    testutil.go:509: Offset: 2186, NextOffset: 2223
+    testutil.go:509: Offset: 1942, NextOffset: 1979
+    testutil.go:509: Offset: 2223, NextOffset: 2260
+    testutil.go:509: Offset: 1979, NextOffset: 2016
+    testutil.go:509: Offset: 2260, NextOffset: 2297
+    testutil.go:509: Offset: 2016, NextOffset: 5766
+    testutil.go:509: Offset: 2297, NextOffset: 6378
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -74174,22 +75597,22 @@
     testutil.go:509: Offset: 733, NextOffset: 937
     testutil.go:509: Offset: 1014, NextOffset: 1218
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 937, NextOffset: 1904
-    testutil.go:509: Offset: 1218, NextOffset: 2185
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 937, NextOffset: 1905
+    testutil.go:509: Offset: 1218, NextOffset: 2186
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1014, NextOffset: 1218
-    testutil.go:509: Offset: 733, NextOffset: 937
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt dev test2 .no.prefetch.landmark foo1.txt barlink test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2186, NextOffset: 2223
+    testutil.go:509: Offset: 1905, NextOffset: 1942
+    testutil.go:509: Offset: 2223, NextOffset: 2260
+    testutil.go:509: Offset: 1942, NextOffset: 1979
+    testutil.go:509: Offset: 2260, NextOffset: 2297
+    testutil.go:509: Offset: 1979, NextOffset: 2016
+    testutil.go:509: Offset: 2297, NextOffset: 6378
+    testutil.go:509: Offset: 2016, NextOffset: 5766
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -74203,24 +75626,20 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1014
-    testutil.go:509: Offset: 525, NextOffset: 733
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1014, NextOffset: 1218
+    testutil.go:509: Offset: 733, NextOffset: 937
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1218, NextOffset: 2185
-    testutil.go:509: Offset: 937, NextOffset: 1904
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2185, NextOffset: 2222
-    testutil.go:509: Offset: 1904, NextOffset: 1941
-    testutil.go:509: Offset: 2222, NextOffset: 2259
-    testutil.go:509: Offset: 1941, NextOffset: 1978
-    testutil.go:509: Offset: 2259, NextOffset: 2296
-    testutil.go:509: Offset: 1978, NextOffset: 2015
-    testutil.go:509: Offset: 2296, NextOffset: 6377
-    testutil.go:509: Offset: 2015, NextOffset: 5765
+    testutil.go:509: Offset: 1218, NextOffset: 2186
+    testutil.go:509: Offset: 937, NextOffset: 1905
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -74236,30 +75655,54 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1014
+    testutil.go:509: Offset: 525, NextOffset: 733
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar foo3.txt test dev test2 .no.prefetch.landmark barlink baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test dev bar barlink test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -74269,107 +75712,114 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test dev test2 .no.prefetch.landmark barlink baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
+    testutil.go:509: Offset: 0, NextOffset: 5632
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev bar barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2430,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2467,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2504,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2541,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2713,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2750,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2787,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2824,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2429,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2466,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2503,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2540,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2712,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2749,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2786,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2823,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt barlink test2 .no.prefetch.landmark foo1.txt bar foo3.txt test dev]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark bar test test2 baz.txt foo1.txt foo3.txt barlink dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 926, NextOffset: 2429
+    testutil.go:509: Offset: 1209, NextOffset: 2712
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2429, NextOffset: 2466
+    testutil.go:509: Offset: 2712, NextOffset: 2749
+    testutil.go:509: Offset: 2466, NextOffset: 2503
+    testutil.go:509: Offset: 2749, NextOffset: 2786
+    testutil.go:509: Offset: 2503, NextOffset: 2540
+    testutil.go:509: Offset: 2786, NextOffset: 2823
+    testutil.go:509: Offset: 2540, NextOffset: 6611
+    testutil.go:509: Offset: 2823, NextOffset: 7225
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 349, NextOffset: 386
@@ -74383,37 +75833,6 @@
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 320, NextOffset: 519
     testutil.go:509: Offset: 534, NextOffset: 767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 519, NextOffset: 725
-    testutil.go:509: Offset: 767, NextOffset: 1008
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 725, NextOffset: 926
-    testutil.go:509: Offset: 1008, NextOffset: 1209
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 926, NextOffset: 2430
-    testutil.go:509: Offset: 1209, NextOffset: 2713
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2430, NextOffset: 2467
-    testutil.go:509: Offset: 2713, NextOffset: 2750
-    testutil.go:509: Offset: 2467, NextOffset: 2504
-    testutil.go:509: Offset: 2750, NextOffset: 2787
-    testutil.go:509: Offset: 2504, NextOffset: 2541
-    testutil.go:509: Offset: 2787, NextOffset: 2824
-    testutil.go:509: Offset: 2541, NextOffset: 6614
-    testutil.go:509: Offset: 2824, NextOffset: 7228
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 349, NextOffset: 386
@@ -74427,14 +75846,36 @@
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 320, NextOffset: 519
     testutil.go:509: Offset: 534, NextOffset: 767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 519, NextOffset: 725
+    testutil.go:509: Offset: 767, NextOffset: 1008
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 725, NextOffset: 926
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1008, NextOffset: 1209
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt test dev baz.txt barlink test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark bar test test2 baz.txt foo1.txt foo3.txt barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1008, NextOffset: 1209
+    testutil.go:509: Offset: 725, NextOffset: 926
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2712, NextOffset: 2749
+    testutil.go:509: Offset: 2429, NextOffset: 2466
+    testutil.go:509: Offset: 2749, NextOffset: 2786
+    testutil.go:509: Offset: 2466, NextOffset: 2503
+    testutil.go:509: Offset: 2786, NextOffset: 2823
+    testutil.go:509: Offset: 2503, NextOffset: 2540
+    testutil.go:509: Offset: 2823, NextOffset: 7225
+    testutil.go:509: Offset: 2540, NextOffset: 6611
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -74448,9 +75889,6 @@
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -74467,57 +75905,119 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 767, NextOffset: 1008
     testutil.go:509: Offset: 519, NextOffset: 725
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1209, NextOffset: 2712
+    testutil.go:509: Offset: 926, NextOffset: 2429
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo3.txt barlink test dev test2 .no.prefetch.landmark bar baz.txt foo1.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1008, NextOffset: 1209
-    testutil.go:509: Offset: 725, NextOffset: 926
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1209, NextOffset: 2713
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 926, NextOffset: 2430
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2713, NextOffset: 2750
-    testutil.go:509: Offset: 2430, NextOffset: 2467
-    testutil.go:509: Offset: 2750, NextOffset: 2787
-    testutil.go:509: Offset: 2467, NextOffset: 2504
-    testutil.go:509: Offset: 2787, NextOffset: 2824
-    testutil.go:509: Offset: 2504, NextOffset: 2541
-    testutil.go:509: Offset: 2824, NextOffset: 7228
-    testutil.go:509: Offset: 2541, NextOffset: 6614
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 6910
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar test dev .no.prefetch.landmark foo3.txt barlink test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
+    testutil.go:509: Offset: 146, NextOffset: 6910
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -74525,110 +76025,40 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar test dev .no.prefetch.landmark foo3.txt barlink test2 baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2447,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2484,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2521,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2558,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2728,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2765,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2802,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2839,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar foo3.txt barlink test test2 dev .no.prefetch.landmark baz.txt foo1.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2447,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2484,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2521,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2558,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2728,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2765,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2802,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2839,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar barlink dev .no.prefetch.landmark foo1.txt foo3.txt test test2 baz.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 349, NextOffset: 386
@@ -74676,47 +76106,21 @@
     testutil.go:509: Offset: 2765, NextOffset: 2802
     testutil.go:509: Offset: 2521, NextOffset: 2558
     testutil.go:509: Offset: 2802, NextOffset: 2839
-    testutil.go:509: Offset: 2558, NextOffset: 6667
+    testutil.go:509: Offset: 2558, NextOffset: 6665
     testutil.go:509: Offset: 2839, NextOffset: 7277
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink dev .no.prefetch.landmark foo1.txt foo3.txt test test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 349, NextOffset: 386
-    testutil.go:509: Offset: 137, NextOffset: 174
-    testutil.go:509: Offset: 386, NextOffset: 423
-    testutil.go:509: Offset: 174, NextOffset: 211
-    testutil.go:509: Offset: 423, NextOffset: 460
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 460, NextOffset: 497
-    testutil.go:509: Offset: 248, NextOffset: 285
-    testutil.go:509: Offset: 497, NextOffset: 534
-    testutil.go:509: Offset: 285, NextOffset: 322
-    testutil.go:509: Offset: 534, NextOffset: 770
-    testutil.go:509: Offset: 322, NextOffset: 524
+    testutil.go:401: Directory: "" vs "": [test2 dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1012, NextOffset: 1215
     testutil.go:509: Offset: 731, NextOffset: 934
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1012
-    testutil.go:509: Offset: 524, NextOffset: 731
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 1215, NextOffset: 2728
     testutil.go:509: Offset: 934, NextOffset: 2447
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -74727,7 +76131,7 @@
     testutil.go:509: Offset: 2802, NextOffset: 2839
     testutil.go:509: Offset: 2521, NextOffset: 2558
     testutil.go:509: Offset: 2839, NextOffset: 7277
-    testutil.go:509: Offset: 2558, NextOffset: 6667
+    testutil.go:509: Offset: 2558, NextOffset: 6665
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -74743,152 +76147,169 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink test foo1.txt dev test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
+    testutil.go:509: Offset: 349, NextOffset: 386
+    testutil.go:509: Offset: 137, NextOffset: 174
+    testutil.go:509: Offset: 386, NextOffset: 423
+    testutil.go:509: Offset: 174, NextOffset: 211
+    testutil.go:509: Offset: 423, NextOffset: 460
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 460, NextOffset: 497
+    testutil.go:509: Offset: 248, NextOffset: 285
+    testutil.go:509: Offset: 497, NextOffset: 534
+    testutil.go:509: Offset: 285, NextOffset: 322
+    testutil.go:509: Offset: 534, NextOffset: 770
+    testutil.go:509: Offset: 322, NextOffset: 524
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+    testutil.go:509: Offset: 770, NextOffset: 1012
+    testutil.go:509: Offset: 524, NextOffset: 731
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink test foo1.txt dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6534
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar barlink test2 baz.txt foo1.txt foo3.txt test dev .no.prefetch.landmark]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt test dev .no.prefetch.landmark bar barlink test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2442,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2479,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2516,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2553,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2725,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2762,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2799,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2836,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2440,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2477,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2514,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2551,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2723,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2760,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2797,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2834,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink test dev foo1.txt test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 baz.txt foo1.txt bar barlink dev .no.prefetch.landmark foo3.txt test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -74926,22 +76347,22 @@
     testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:509: Offset: 1010, NextOffset: 1213
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 930, NextOffset: 2442
-    testutil.go:509: Offset: 1213, NextOffset: 2725
+    testutil.go:509: Offset: 930, NextOffset: 2440
+    testutil.go:509: Offset: 1213, NextOffset: 2723
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2442, NextOffset: 2479
-    testutil.go:509: Offset: 2725, NextOffset: 2762
-    testutil.go:509: Offset: 2479, NextOffset: 2516
-    testutil.go:509: Offset: 2762, NextOffset: 2799
-    testutil.go:509: Offset: 2516, NextOffset: 2553
-    testutil.go:509: Offset: 2799, NextOffset: 2836
-    testutil.go:509: Offset: 2553, NextOffset: 6645
-    testutil.go:509: Offset: 2836, NextOffset: 7260
+    testutil.go:509: Offset: 2440, NextOffset: 2477
+    testutil.go:509: Offset: 2723, NextOffset: 2760
+    testutil.go:509: Offset: 2477, NextOffset: 2514
+    testutil.go:509: Offset: 2760, NextOffset: 2797
+    testutil.go:509: Offset: 2514, NextOffset: 2551
+    testutil.go:509: Offset: 2797, NextOffset: 2834
+    testutil.go:509: Offset: 2551, NextOffset: 6641
+    testutil.go:509: Offset: 2834, NextOffset: 7256
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev foo1.txt test2 .no.prefetch.landmark baz.txt bar foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [barlink dev .no.prefetch.landmark foo3.txt test test2 baz.txt foo1.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -74955,39 +76376,43 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 768, NextOffset: 1010
+    testutil.go:509: Offset: 521, NextOffset: 727
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1010, NextOffset: 1213
     testutil.go:509: Offset: 727, NextOffset: 930
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1213, NextOffset: 2725
-    testutil.go:509: Offset: 930, NextOffset: 2442
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2725, NextOffset: 2762
-    testutil.go:509: Offset: 2442, NextOffset: 2479
-    testutil.go:509: Offset: 2762, NextOffset: 2799
-    testutil.go:509: Offset: 2479, NextOffset: 2516
-    testutil.go:509: Offset: 2799, NextOffset: 2836
-    testutil.go:509: Offset: 2516, NextOffset: 2553
-    testutil.go:509: Offset: 2836, NextOffset: 7260
-    testutil.go:509: Offset: 2553, NextOffset: 6645
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 768, NextOffset: 1010
-    testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1213, NextOffset: 2723
+    testutil.go:509: Offset: 930, NextOffset: 2440
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2723, NextOffset: 2760
+    testutil.go:509: Offset: 2440, NextOffset: 2477
+    testutil.go:509: Offset: 2760, NextOffset: 2797
+    testutil.go:509: Offset: 2477, NextOffset: 2514
+    testutil.go:509: Offset: 2797, NextOffset: 2834
+    testutil.go:509: Offset: 2514, NextOffset: 2551
+    testutil.go:509: Offset: 2834, NextOffset: 7256
+    testutil.go:509: Offset: 2551, NextOffset: 6641
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 174, NextOffset: 211
@@ -74999,172 +76424,164 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar foo3.txt barlink dev .no.prefetch.landmark baz.txt test test2 foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev test2 baz.txt bar foo3.txt barlink .no.prefetch.landmark foo1.txt test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=64000
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6382
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt test test2 foo1.txt bar foo3.txt barlink dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt bar foo3.txt barlink .no.prefetch.landmark foo1.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2463,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2500,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2537,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2574,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2744,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2781,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2818,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2855,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2461,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2498,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2535,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2572,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2742,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2779,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2816,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2853,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink test dev test2 baz.txt bar]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 733, NextOffset: 937
-    testutil.go:509: Offset: 1014, NextOffset: 1218
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar .no.prefetch.landmark foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 937, NextOffset: 2463
-    testutil.go:509: Offset: 1218, NextOffset: 2744
+    testutil.go:509: Offset: 937, NextOffset: 2461
+    testutil.go:509: Offset: 1218, NextOffset: 2742
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2463, NextOffset: 2500
-    testutil.go:509: Offset: 2744, NextOffset: 2781
-    testutil.go:509: Offset: 2500, NextOffset: 2537
-    testutil.go:509: Offset: 2781, NextOffset: 2818
-    testutil.go:509: Offset: 2537, NextOffset: 2574
-    testutil.go:509: Offset: 2818, NextOffset: 2855
-    testutil.go:509: Offset: 2574, NextOffset: 6700
-    testutil.go:509: Offset: 2855, NextOffset: 7313
+    testutil.go:509: Offset: 2461, NextOffset: 2498
+    testutil.go:509: Offset: 2742, NextOffset: 2779
+    testutil.go:509: Offset: 2498, NextOffset: 2535
+    testutil.go:509: Offset: 2779, NextOffset: 2816
+    testutil.go:509: Offset: 2535, NextOffset: 2572
+    testutil.go:509: Offset: 2816, NextOffset: 2853
+    testutil.go:509: Offset: 2572, NextOffset: 6696
+    testutil.go:509: Offset: 2853, NextOffset: 7309
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -75196,10 +76613,13 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 525, NextOffset: 733
     testutil.go:509: Offset: 770, NextOffset: 1014
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 733, NextOffset: 937
+    testutil.go:509: Offset: 1014, NextOffset: 1218
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar .no.prefetch.landmark foo1.txt foo3.txt barlink test dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -75213,6 +76633,37 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1014
+    testutil.go:509: Offset: 525, NextOffset: 733
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1014, NextOffset: 1218
+    testutil.go:509: Offset: 733, NextOffset: 937
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1218, NextOffset: 2742
+    testutil.go:509: Offset: 937, NextOffset: 2461
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2742, NextOffset: 2779
+    testutil.go:509: Offset: 2461, NextOffset: 2498
+    testutil.go:509: Offset: 2779, NextOffset: 2816
+    testutil.go:509: Offset: 2498, NextOffset: 2535
+    testutil.go:509: Offset: 2816, NextOffset: 2853
+    testutil.go:509: Offset: 2535, NextOffset: 2572
+    testutil.go:509: Offset: 2853, NextOffset: 7309
+    testutil.go:509: Offset: 2572, NextOffset: 6696
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -75226,175 +76677,161 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=64000
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt bar barlink dev test2 .no.prefetch.landmark foo1.txt foo3.txt test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1014, NextOffset: 1218
-    testutil.go:509: Offset: 733, NextOffset: 937
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1014
-    testutil.go:509: Offset: 525, NextOffset: 733
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1218, NextOffset: 2744
-    testutil.go:509: Offset: 937, NextOffset: 2463
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2744, NextOffset: 2781
-    testutil.go:509: Offset: 2463, NextOffset: 2500
-    testutil.go:509: Offset: 2781, NextOffset: 2818
-    testutil.go:509: Offset: 2500, NextOffset: 2537
-    testutil.go:509: Offset: 2818, NextOffset: 2855
-    testutil.go:509: Offset: 2537, NextOffset: 2574
-    testutil.go:509: Offset: 2855, NextOffset: 7313
-    testutil.go:509: Offset: 2574, NextOffset: 6700
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [dev test2 foo1.txt foo3.txt barlink test .no.prefetch.landmark baz.txt bar]
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 foo1.txt foo3.txt barlink test .no.prefetch.landmark baz.txt bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink dev test2 .no.prefetch.landmark foo1.txt foo3.txt test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":136,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":210,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1888,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1925,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1962,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1999,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1009,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1212,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":136,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":210,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1888,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1925,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1962,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1999,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1009,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1212,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar test dev test2 foo3.txt barlink .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt test2 foo1.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1888, NextOffset: 1925
+    testutil.go:509: Offset: 2170, NextOffset: 2207
+    testutil.go:509: Offset: 1925, NextOffset: 1962
+    testutil.go:509: Offset: 2207, NextOffset: 2244
+    testutil.go:509: Offset: 1962, NextOffset: 1999
+    testutil.go:509: Offset: 2244, NextOffset: 2281
+    testutil.go:509: Offset: 1999, NextOffset: 5700
+    testutil.go:509: Offset: 2281, NextOffset: 6313
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -75435,38 +76872,8 @@
     testutil.go:509: Offset: 930, NextOffset: 1888
     testutil.go:509: Offset: 1212, NextOffset: 2170
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1888, NextOffset: 1925
-    testutil.go:509: Offset: 2170, NextOffset: 2207
-    testutil.go:509: Offset: 1925, NextOffset: 1962
-    testutil.go:509: Offset: 2207, NextOffset: 2244
-    testutil.go:509: Offset: 1962, NextOffset: 1999
-    testutil.go:509: Offset: 2244, NextOffset: 2281
-    testutil.go:509: Offset: 1999, NextOffset: 5700
-    testutil.go:509: Offset: 2281, NextOffset: 6314
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar test dev test2 foo3.txt barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 349, NextOffset: 386
-    testutil.go:509: Offset: 136, NextOffset: 173
-    testutil.go:509: Offset: 386, NextOffset: 423
-    testutil.go:509: Offset: 173, NextOffset: 210
-    testutil.go:509: Offset: 423, NextOffset: 460
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 460, NextOffset: 497
-    testutil.go:509: Offset: 247, NextOffset: 284
-    testutil.go:509: Offset: 497, NextOffset: 534
-    testutil.go:509: Offset: 284, NextOffset: 321
-    testutil.go:509: Offset: 534, NextOffset: 768
-    testutil.go:509: Offset: 321, NextOffset: 521
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 768, NextOffset: 1009
     testutil.go:509: Offset: 521, NextOffset: 727
@@ -75475,6 +76882,12 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1009, NextOffset: 1212
     testutil.go:509: Offset: 727, NextOffset: 930
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1212, NextOffset: 2170
+    testutil.go:509: Offset: 930, NextOffset: 1888
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -75484,14 +76897,27 @@
     testutil.go:509: Offset: 1925, NextOffset: 1962
     testutil.go:509: Offset: 2244, NextOffset: 2281
     testutil.go:509: Offset: 1962, NextOffset: 1999
-    testutil.go:509: Offset: 2281, NextOffset: 6314
+    testutil.go:509: Offset: 2281, NextOffset: 6313
     testutil.go:509: Offset: 1999, NextOffset: 5700
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 349, NextOffset: 386
+    testutil.go:509: Offset: 136, NextOffset: 173
+    testutil.go:509: Offset: 386, NextOffset: 423
+    testutil.go:509: Offset: 173, NextOffset: 210
+    testutil.go:509: Offset: 423, NextOffset: 460
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 460, NextOffset: 497
+    testutil.go:509: Offset: 247, NextOffset: 284
+    testutil.go:509: Offset: 497, NextOffset: 534
+    testutil.go:509: Offset: 284, NextOffset: 321
+    testutil.go:509: Offset: 534, NextOffset: 768
+    testutil.go:509: Offset: 321, NextOffset: 521
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -75507,40 +76933,11 @@
     testutil.go:509: Offset: 284, NextOffset: 321
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 321, NextOffset: 521
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1212, NextOffset: 2170
-    testutil.go:509: Offset: 930, NextOffset: 1888
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar barlink test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5438
-    testutil.go:509: Offset: 146, NextOffset: 5995
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5438
-    testutil.go:509: Offset: 146, NextOffset: 5995
-    testutil.go:509: Offset: 0, NextOffset: 5438
-    testutil.go:509: Offset: 146, NextOffset: 5995
-    testutil.go:509: Offset: 0, NextOffset: 5438
-    testutil.go:509: Offset: 146, NextOffset: 5995
-    testutil.go:509: Offset: 0, NextOffset: 5438
-    testutil.go:509: Offset: 146, NextOffset: 5995
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt bar barlink test .no.prefetch.landmark foo1.txt foo3.txt dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -75577,28 +76974,44 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test2 foo1.txt foo3.txt test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
+    testutil.go:509: Offset: 146, NextOffset: 5995
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
+    testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink test .no.prefetch.landmark foo1.txt foo3.txt dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 5995
+    testutil.go:509: Offset: 0, NextOffset: 5438
+    testutil.go:395: Comparing: "dev" vs "dev"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=64000
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
@@ -75608,25 +77021,34 @@
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 5995
+    testutil.go:509: Offset: 0, NextOffset: 5438
+    testutil.go:509: Offset: 146, NextOffset: 5995
+    testutil.go:509: Offset: 0, NextOffset: 5438
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 5995
+    testutil.go:509: Offset: 0, NextOffset: 5438
+    testutil.go:509: Offset: 146, NextOffset: 5995
+    testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 5438
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
@@ -75638,58 +77060,41 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":734,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":938,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1905,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1942,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1979,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2016,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":351,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":388,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":425,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":462,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":499,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":536,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":773,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1017,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1221,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2188,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2225,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2262,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2299,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":734,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":938,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1906,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1943,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1980,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2017,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":351,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":388,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":425,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":462,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":499,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":536,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":773,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1017,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1221,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2189,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2226,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2263,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt barlink test .no.prefetch.landmark baz.txt foo1.txt bar dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 138, NextOffset: 175
-    testutil.go:509: Offset: 351, NextOffset: 388
-    testutil.go:509: Offset: 175, NextOffset: 212
-    testutil.go:509: Offset: 388, NextOffset: 425
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 425, NextOffset: 462
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 462, NextOffset: 499
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 499, NextOffset: 536
-    testutil.go:509: Offset: 323, NextOffset: 525
-    testutil.go:509: Offset: 536, NextOffset: 773
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 525, NextOffset: 734
-    testutil.go:509: Offset: 773, NextOffset: 1017
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt bar barlink test dev test2 foo1.txt foo3.txt .no.prefetch.landmark]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 734, NextOffset: 938
     testutil.go:509: Offset: 1017, NextOffset: 1221
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 938, NextOffset: 1905
-    testutil.go:509: Offset: 1221, NextOffset: 2188
+    testutil.go:509: Offset: 938, NextOffset: 1906
+    testutil.go:509: Offset: 1221, NextOffset: 2189
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1905, NextOffset: 1942
-    testutil.go:509: Offset: 2188, NextOffset: 2225
-    testutil.go:509: Offset: 1942, NextOffset: 1979
-    testutil.go:509: Offset: 2225, NextOffset: 2262
-    testutil.go:509: Offset: 1979, NextOffset: 2016
-    testutil.go:509: Offset: 2262, NextOffset: 2299
-    testutil.go:509: Offset: 2016, NextOffset: 5755
-    testutil.go:509: Offset: 2299, NextOffset: 6366
+    testutil.go:509: Offset: 1906, NextOffset: 1943
+    testutil.go:509: Offset: 2189, NextOffset: 2226
+    testutil.go:509: Offset: 1943, NextOffset: 1980
+    testutil.go:509: Offset: 2226, NextOffset: 2263
+    testutil.go:509: Offset: 1980, NextOffset: 2017
+    testutil.go:509: Offset: 2263, NextOffset: 2300
+    testutil.go:509: Offset: 2017, NextOffset: 5755
+    testutil.go:509: Offset: 2300, NextOffset: 6368
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -75705,25 +77110,43 @@
     testutil.go:509: Offset: 499, NextOffset: 536
     testutil.go:509: Offset: 323, NextOffset: 525
     testutil.go:509: Offset: 536, NextOffset: 773
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 138, NextOffset: 175
+    testutil.go:509: Offset: 351, NextOffset: 388
+    testutil.go:509: Offset: 175, NextOffset: 212
+    testutil.go:509: Offset: 388, NextOffset: 425
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 425, NextOffset: 462
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 462, NextOffset: 499
+    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 499, NextOffset: 536
+    testutil.go:509: Offset: 323, NextOffset: 525
+    testutil.go:509: Offset: 536, NextOffset: 773
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 525, NextOffset: 734
+    testutil.go:509: Offset: 773, NextOffset: 1017
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [test2 foo3.txt barlink test .no.prefetch.landmark baz.txt foo1.txt bar dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1221, NextOffset: 2188
-    testutil.go:509: Offset: 938, NextOffset: 1905
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test dev test2 foo1.txt foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2188, NextOffset: 2225
-    testutil.go:509: Offset: 1905, NextOffset: 1942
-    testutil.go:509: Offset: 2225, NextOffset: 2262
-    testutil.go:509: Offset: 1942, NextOffset: 1979
-    testutil.go:509: Offset: 2262, NextOffset: 2299
-    testutil.go:509: Offset: 1979, NextOffset: 2016
-    testutil.go:509: Offset: 2299, NextOffset: 6366
-    testutil.go:509: Offset: 2016, NextOffset: 5755
+    testutil.go:509: Offset: 2189, NextOffset: 2226
+    testutil.go:509: Offset: 1906, NextOffset: 1943
+    testutil.go:509: Offset: 2226, NextOffset: 2263
+    testutil.go:509: Offset: 1943, NextOffset: 1980
+    testutil.go:509: Offset: 2263, NextOffset: 2300
+    testutil.go:509: Offset: 1980, NextOffset: 2017
+    testutil.go:509: Offset: 2300, NextOffset: 6368
+    testutil.go:509: Offset: 2017, NextOffset: 5755
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 351, NextOffset: 388
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -75740,23 +77163,11 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 773, NextOffset: 1017
     testutil.go:509: Offset: 525, NextOffset: 734
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1017, NextOffset: 1221
-    testutil.go:509: Offset: 734, NextOffset: 938
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1221, NextOffset: 2189
+    testutil.go:509: Offset: 938, NextOffset: 1906
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 351, NextOffset: 388
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 138, NextOffset: 175
     testutil.go:509: Offset: 388, NextOffset: 425
     testutil.go:509: Offset: 175, NextOffset: 212
@@ -75768,13 +77179,49 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 536, NextOffset: 773
     testutil.go:509: Offset: 323, NextOffset: 525
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1017, NextOffset: 1221
+    testutil.go:509: Offset: 734, NextOffset: 938
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar foo3.txt test dev .no.prefetch.landmark baz.txt barlink test2]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt bar test2 foo1.txt foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:509: Offset: 146, NextOffset: 6177
+    testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:509: Offset: 146, NextOffset: 6177
+    testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:509: Offset: 146, NextOffset: 6177
+    testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:509: Offset: 146, NextOffset: 6177
+    testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:509: Offset: 146, NextOffset: 6177
+    testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:509: Offset: 146, NextOffset: 6177
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:509: Offset: 146, NextOffset: 6177
+    testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:509: Offset: 146, NextOffset: 6177
+    testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:509: Offset: 146, NextOffset: 6177
+    testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:509: Offset: 146, NextOffset: 6177
+    testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:509: Offset: 146, NextOffset: 6177
+    testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
@@ -75791,8 +77238,6 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 5620
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
@@ -75800,22 +77245,15 @@
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test dev .no.prefetch.landmark baz.txt bar test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:509: Offset: 146, NextOffset: 6177
-    testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:509: Offset: 146, NextOffset: 6177
-    testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
@@ -75823,21 +77261,16 @@
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:509: Offset: 146, NextOffset: 6177
-    testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:509: Offset: 146, NextOffset: 6177
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 foo1.txt bar foo3.txt test dev .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -75856,14 +77289,10 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6177
-    testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -75874,50 +77303,25 @@
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6177
-    testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:509: Offset: 146, NextOffset: 6177
-    testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:509: Offset: 146, NextOffset: 6177
-    testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:509: Offset: 146, NextOffset: 6177
-    testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:509: Offset: 146, NextOffset: 6177
-    testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:509: Offset: 146, NextOffset: 6177
-    testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":523,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":730,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1897,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1934,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1971,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2008,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1013,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1217,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2180,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2291,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":523,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":730,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1897,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1934,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1971,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2008,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1013,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1217,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2180,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2291,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [dev .no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1897, NextOffset: 1934
-    testutil.go:509: Offset: 2180, NextOffset: 2217
-    testutil.go:509: Offset: 1934, NextOffset: 1971
-    testutil.go:509: Offset: 2217, NextOffset: 2254
-    testutil.go:509: Offset: 1971, NextOffset: 2008
-    testutil.go:509: Offset: 2254, NextOffset: 2291
-    testutil.go:509: Offset: 2008, NextOffset: 5728
-    testutil.go:509: Offset: 2291, NextOffset: 6342
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test test2 bar dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -75961,17 +77365,20 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 934, NextOffset: 1897
     testutil.go:509: Offset: 1217, NextOffset: 2180
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1897, NextOffset: 1934
+    testutil.go:509: Offset: 2180, NextOffset: 2217
+    testutil.go:509: Offset: 1934, NextOffset: 1971
+    testutil.go:509: Offset: 2217, NextOffset: 2254
+    testutil.go:509: Offset: 1971, NextOffset: 2008
+    testutil.go:509: Offset: 2254, NextOffset: 2291
+    testutil.go:509: Offset: 2008, NextOffset: 5730
+    testutil.go:509: Offset: 2291, NextOffset: 6342
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1217, NextOffset: 2180
-    testutil.go:509: Offset: 934, NextOffset: 1897
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test test2 bar dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -75988,11 +77395,9 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 770, NextOffset: 1013
     testutil.go:509: Offset: 523, NextOffset: 730
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1013, NextOffset: 1217
-    testutil.go:509: Offset: 730, NextOffset: 934
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1217, NextOffset: 2180
+    testutil.go:509: Offset: 934, NextOffset: 1897
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -76004,7 +77409,7 @@
     testutil.go:509: Offset: 2254, NextOffset: 2291
     testutil.go:509: Offset: 1971, NextOffset: 2008
     testutil.go:509: Offset: 2291, NextOffset: 6342
-    testutil.go:509: Offset: 2008, NextOffset: 5728
+    testutil.go:509: Offset: 2008, NextOffset: 5730
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -76020,161 +77425,151 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 523
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1013, NextOffset: 1217
+    testutil.go:509: Offset: 730, NextOffset: 934
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt bar test dev test2 foo3.txt barlink]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 foo3.txt barlink .no.prefetch.landmark baz.txt foo1.txt bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":139,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":213,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":527,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":735,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":941,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1914,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1951,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1988,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2025,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":352,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":389,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":426,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":463,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":500,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":537,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":775,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1019,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1225,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2198,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2235,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2272,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2309,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test dev .no.prefetch.landmark bar barlink test2 baz.txt foo1.txt foo3.txt]
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 139, NextOffset: 176
-    testutil.go:509: Offset: 352, NextOffset: 389
-    testutil.go:509: Offset: 176, NextOffset: 213
-    testutil.go:509: Offset: 389, NextOffset: 426
-    testutil.go:509: Offset: 213, NextOffset: 250
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 250, NextOffset: 287
-    testutil.go:509: Offset: 463, NextOffset: 500
-    testutil.go:509: Offset: 287, NextOffset: 324
-    testutil.go:509: Offset: 500, NextOffset: 537
-    testutil.go:509: Offset: 324, NextOffset: 527
-    testutil.go:509: Offset: 537, NextOffset: 775
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":139,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":213,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":527,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":735,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":941,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1915,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1952,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1989,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2026,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":352,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":389,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":426,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":463,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":500,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":537,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":775,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1019,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1225,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2199,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2236,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2273,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2310,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt foo3.txt test dev test2 .no.prefetch.landmark baz.txt bar barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 139, NextOffset: 176
     testutil.go:509: Offset: 352, NextOffset: 389
@@ -76197,48 +77592,66 @@
     testutil.go:509: Offset: 735, NextOffset: 941
     testutil.go:509: Offset: 1019, NextOffset: 1225
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 941, NextOffset: 1914
-    testutil.go:509: Offset: 1225, NextOffset: 2198
+    testutil.go:509: Offset: 941, NextOffset: 1915
+    testutil.go:509: Offset: 1225, NextOffset: 2199
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1914, NextOffset: 1951
-    testutil.go:509: Offset: 2198, NextOffset: 2235
-    testutil.go:509: Offset: 1951, NextOffset: 1988
-    testutil.go:509: Offset: 2235, NextOffset: 2272
-    testutil.go:509: Offset: 1988, NextOffset: 2025
-    testutil.go:509: Offset: 2272, NextOffset: 2309
-    testutil.go:509: Offset: 2025, NextOffset: 5778
-    testutil.go:509: Offset: 2309, NextOffset: 6392
+    testutil.go:509: Offset: 1915, NextOffset: 1952
+    testutil.go:509: Offset: 2199, NextOffset: 2236
+    testutil.go:509: Offset: 1952, NextOffset: 1989
+    testutil.go:509: Offset: 2236, NextOffset: 2273
+    testutil.go:509: Offset: 1989, NextOffset: 2026
+    testutil.go:509: Offset: 2273, NextOffset: 2310
+    testutil.go:509: Offset: 2026, NextOffset: 5777
+    testutil.go:509: Offset: 2310, NextOffset: 6394
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 139, NextOffset: 176
+    testutil.go:509: Offset: 352, NextOffset: 389
+    testutil.go:509: Offset: 176, NextOffset: 213
+    testutil.go:509: Offset: 389, NextOffset: 426
+    testutil.go:509: Offset: 213, NextOffset: 250
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 250, NextOffset: 287
+    testutil.go:509: Offset: 463, NextOffset: 500
+    testutil.go:509: Offset: 287, NextOffset: 324
+    testutil.go:509: Offset: 500, NextOffset: 537
+    testutil.go:509: Offset: 324, NextOffset: 527
+    testutil.go:509: Offset: 537, NextOffset: 775
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt test dev .no.prefetch.landmark bar barlink test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt bar barlink foo1.txt foo3.txt test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 775, NextOffset: 1019
+    testutil.go:509: Offset: 527, NextOffset: 735
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1225, NextOffset: 2198
-    testutil.go:509: Offset: 941, NextOffset: 1914
+    testutil.go:509: Offset: 1225, NextOffset: 2199
+    testutil.go:509: Offset: 941, NextOffset: 1915
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2198, NextOffset: 2235
-    testutil.go:509: Offset: 1914, NextOffset: 1951
-    testutil.go:509: Offset: 2235, NextOffset: 2272
-    testutil.go:509: Offset: 1951, NextOffset: 1988
-    testutil.go:509: Offset: 2272, NextOffset: 2309
-    testutil.go:509: Offset: 1988, NextOffset: 2025
-    testutil.go:509: Offset: 2309, NextOffset: 6392
-    testutil.go:509: Offset: 2025, NextOffset: 5778
+    testutil.go:509: Offset: 2199, NextOffset: 2236
+    testutil.go:509: Offset: 1915, NextOffset: 1952
+    testutil.go:509: Offset: 2236, NextOffset: 2273
+    testutil.go:509: Offset: 1952, NextOffset: 1989
+    testutil.go:509: Offset: 2273, NextOffset: 2310
+    testutil.go:509: Offset: 1989, NextOffset: 2026
+    testutil.go:509: Offset: 2310, NextOffset: 6394
+    testutil.go:509: Offset: 2026, NextOffset: 5777
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1019, NextOffset: 1225
-    testutil.go:509: Offset: 735, NextOffset: 941
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -76261,154 +77674,157 @@
     testutil.go:509: Offset: 176, NextOffset: 213
     testutil.go:509: Offset: 426, NextOffset: 463
     testutil.go:509: Offset: 213, NextOffset: 250
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 463, NextOffset: 500
     testutil.go:509: Offset: 250, NextOffset: 287
     testutil.go:509: Offset: 500, NextOffset: 537
     testutil.go:509: Offset: 287, NextOffset: 324
     testutil.go:509: Offset: 537, NextOffset: 775
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 324, NextOffset: 527
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 775, NextOffset: 1019
-    testutil.go:509: Offset: 527, NextOffset: 735
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1019, NextOffset: 1225
+    testutil.go:509: Offset: 735, NextOffset: 941
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt bar foo3.txt barlink test2 .no.prefetch.landmark foo1.txt test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev test2 bar]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo1.txt test dev baz.txt bar foo3.txt barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev test2 bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink dev foo1.txt test test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar foo3.txt dev .no.prefetch.landmark baz.txt barlink test test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -76422,13 +77838,11 @@
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -76453,6 +77867,8 @@
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
@@ -76465,11 +77881,25 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt dev .no.prefetch.landmark baz.txt barlink test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink dev foo1.txt test test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -76483,26 +77913,7 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -76512,6 +77923,8 @@
     testutil.go:509: Offset: 9071, NextOffset: 9108
     testutil.go:509: Offset: 10221, NextOffset: 10258
     testutil.go:509: Offset: 9108, NextOffset: 9145
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:395: Comparing: "test2" vs "test2"
@@ -76530,10 +77943,12 @@
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt test2 .no.prefetch.landmark bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt barlink baz.txt foo1.txt bar test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
@@ -76571,11 +77986,11 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -76592,15 +78007,21 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev baz.txt foo1.txt test2 .no.prefetch.landmark bar foo3.txt barlink test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar test dev test2 .no.prefetch.landmark foo3.txt barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -76608,19 +78029,16 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -76628,15 +78046,14 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -76648,24 +78065,15 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink test foo1.txt dev test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo3.txt barlink test baz.txt foo1.txt bar dev test2]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
@@ -76676,15 +78084,13 @@
     testutil.go:509: Offset: 9034, NextOffset: 9071
     testutil.go:509: Offset: 10147, NextOffset: 10184
     testutil.go:509: Offset: 9071, NextOffset: 9108
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 10184, NextOffset: 10221
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10221, NextOffset: 10258
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -76697,8 +78103,6 @@
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 619, NextOffset: 656
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
@@ -76722,8 +78126,24 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink test foo1.txt dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark foo3.txt barlink test baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10258, NextOffset: 18601
+    testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -76737,33 +78157,16 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10258, NextOffset: 18601
-    testutil.go:509: Offset: 9145, NextOffset: 16920
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -76783,56 +78186,64 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt foo3.txt dev test2 .no.prefetch.landmark bar barlink test]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink test dev foo3.txt test2 .no.prefetch.landmark baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
@@ -76843,16 +78254,15 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev foo3.txt test2 .no.prefetch.landmark baz.txt foo1.txt bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark bar barlink test baz.txt foo1.txt foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -76865,11 +78275,18 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
@@ -76878,20 +78295,10 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
@@ -76905,30 +78312,32 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev bar barlink test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt dev .no.prefetch.landmark baz.txt bar foo3.txt barlink test test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 9034, NextOffset: 9071
     testutil.go:509: Offset: 10147, NextOffset: 10184
     testutil.go:509: Offset: 9071, NextOffset: 9108
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 10184, NextOffset: 10221
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10221, NextOffset: 10258
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -76972,10 +78381,9 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev bar barlink test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt barlink test test2 foo1.txt dev .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -76989,12 +78397,15 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -77006,20 +78417,6 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -77035,34 +78432,20 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt foo3.txt test dev test2 baz.txt bar barlink]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt barlink test dev test2 foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -77099,16 +78482,29 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt test dev test2 baz.txt bar barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2 foo1.txt bar foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
@@ -77122,7 +78518,10 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
@@ -77131,42 +78530,62 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt barlink test .no.prefetch.landmark dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test foo3.txt dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -77204,41 +78623,13 @@
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink test foo3.txt dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
@@ -77247,9 +78638,6 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -77262,12 +78650,15 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -77283,15 +78674,38 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 foo1.txt test .no.prefetch.landmark baz.txt bar foo3.txt barlink dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt test dev test2 baz.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -77303,12 +78717,14 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -77337,20 +78753,8 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink dev test2 foo1.txt test .no.prefetch.landmark baz.txt bar foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt bar foo3.txt barlink .no.prefetch.landmark foo1.txt test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
@@ -77373,17 +78777,12 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
@@ -77392,14 +78791,19 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
@@ -77409,13 +78813,12 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink dev .no.prefetch.landmark baz.txt bar foo3.txt test test2 foo1.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 foo1.txt bar barlink .no.prefetch.landmark baz.txt foo3.txt test dev]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:509: Offset: 4994, NextOffset: 13219
@@ -77430,11 +78833,9 @@
     testutil.go:509: Offset: 12180, NextOffset: 12217
     testutil.go:509: Offset: 13293, NextOffset: 13330
     testutil.go:509: Offset: 12217, NextOffset: 22040
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -77476,17 +78877,7 @@
     testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test test2 foo1.txt barlink dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [foo3.txt test dev test2 foo1.txt bar barlink .no.prefetch.landmark baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -77500,11 +78891,6 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:509: Offset: 3881, NextOffset: 12106
@@ -77514,12 +78900,22 @@
     testutil.go:509: Offset: 13219, NextOffset: 13256
     testutil.go:509: Offset: 12106, NextOffset: 12143
     testutil.go:509: Offset: 13256, NextOffset: 13293
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 12143, NextOffset: 12180
     testutil.go:509: Offset: 13293, NextOffset: 13330
     testutil.go:509: Offset: 12180, NextOffset: 12217
     testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:509: Offset: 12217, NextOffset: 22040
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -77534,11 +78930,38 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt bar barlink dev foo1.txt foo3.txt test test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt bar barlink test foo1.txt foo3.txt dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:509: Offset: 545, NextOffset: 23310
+    testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:509: Offset: 545, NextOffset: 23310
+    testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:509: Offset: 545, NextOffset: 23310
+    testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:509: Offset: 545, NextOffset: 23310
+    testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:509: Offset: 545, NextOffset: 23310
+    testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:509: Offset: 545, NextOffset: 23310
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -77560,7 +78983,7 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -77580,45 +79003,24 @@
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:509: Offset: 545, NextOffset: 23310
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:509: Offset: 545, NextOffset: 23310
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:509: Offset: 545, NextOffset: 23310
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:509: Offset: 545, NextOffset: 23310
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:509: Offset: 545, NextOffset: 23310
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:509: Offset: 545, NextOffset: 23310
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test test2 .no.prefetch.landmark baz.txt bar barlink dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test foo1.txt foo3.txt dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
@@ -77627,13 +79029,9 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
@@ -77644,9 +79042,15 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
@@ -77655,19 +79059,18 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 23310
     testutil.go:509: Offset: 0, NextOffset: 21741
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test test2 .no.prefetch.landmark foo3.txt barlink dev baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt foo3.txt test .no.prefetch.landmark baz.txt bar barlink dev test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -77689,11 +79092,11 @@
     testutil.go:509: Offset: 12217, NextOffset: 22040
     testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -77719,11 +79122,16 @@
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo3.txt barlink dev baz.txt foo1.txt bar test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test .no.prefetch.landmark baz.txt bar barlink dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -77737,27 +79145,22 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13330, NextOffset: 23721
-    testutil.go:509: Offset: 12217, NextOffset: 22040
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -77771,33 +79174,30 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:509: Offset: 3881, NextOffset: 12106
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13330, NextOffset: 23721
+    testutil.go:509: Offset: 12217, NextOffset: 22040
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar test .no.prefetch.landmark foo3.txt barlink dev test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -77811,11 +79211,11 @@
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -77847,12 +79247,28 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar test .no.prefetch.landmark foo3.txt barlink dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt .no.prefetch.landmark] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -77895,26 +79311,27 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev foo3.txt test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt barlink test .no.prefetch.landmark bar foo3.txt dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -77927,11 +79344,11 @@
     testutil.go:509: Offset: 12217, NextOffset: 22040
     testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -77963,20 +79380,33 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt barlink test .no.prefetch.landmark bar foo3.txt dev test2 baz.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13330, NextOffset: 23721
+    testutil.go:509: Offset: 12217, NextOffset: 22040
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 12106
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev foo3.txt test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -78008,50 +79438,28 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13330, NextOffset: 23721
-    testutil.go:509: Offset: 12217, NextOffset: 22040
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test test2 .no.prefetch.landmark foo1.txt bar barlink dev baz.txt foo3.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt bar barlink baz.txt foo3.txt test dev test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
@@ -78060,14 +79468,6 @@
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
@@ -78080,25 +79480,36 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt test dev test2 .no.prefetch.landmark foo1.txt bar barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink dev baz.txt foo3.txt test test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
@@ -78108,34 +79519,25 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
@@ -78149,22 +79551,43 @@
     testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 21741
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 21741
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 21741
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test bar barlink dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink test2 .no.prefetch.landmark baz.txt test dev foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12217, NextOffset: 22040
+    testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -78180,8 +79603,6 @@
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
@@ -78210,22 +79631,35 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12217, NextOffset: 22040
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test2 .no.prefetch.landmark baz.txt test dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -78239,12 +79673,6 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -78256,45 +79684,46 @@
     testutil.go:509: Offset: 12180, NextOffset: 12217
     testutil.go:509: Offset: 13330, NextOffset: 23721
     testutil.go:509: Offset: 12217, NextOffset: 22040
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt test foo1.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt foo3.txt test dev baz.txt bar barlink test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -78323,51 +79752,31 @@
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt test dev baz.txt bar barlink test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt test foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
@@ -78381,22 +79790,19 @@
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:509: Offset: 545, NextOffset: 23822
-    testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
     testutil.go:509: Offset: 545, NextOffset: 23822
@@ -78406,14 +79812,37 @@
     testutil.go:509: Offset: 545, NextOffset: 23822
     testutil.go:509: Offset: 0, NextOffset: 22253
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt foo3.txt test test2 .no.prefetch.landmark bar barlink dev baz.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar test baz.txt foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -78424,6 +79853,8 @@
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
@@ -78450,48 +79881,16 @@
     testutil.go:509: Offset: 10221, NextOffset: 10258
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:509: Offset: 10258, NextOffset: 18601
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test test2 .no.prefetch.landmark bar barlink dev baz.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:401: Directory: "" vs "": [bar test baz.txt foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -78500,11 +79899,11 @@
     testutil.go:509: Offset: 10184, NextOffset: 10221
     testutil.go:509: Offset: 9071, NextOffset: 9108
     testutil.go:509: Offset: 10221, NextOffset: 10258
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -78518,49 +79917,36 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt bar foo3.txt test2 foo1.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [dev foo1.txt bar foo3.txt barlink test2 .no.prefetch.landmark baz.txt test]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
@@ -78577,11 +79963,11 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -78597,9 +79983,12 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt barlink test dev .no.prefetch.landmark baz.txt bar foo3.txt test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
@@ -78607,10 +79996,18 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test2 .no.prefetch.landmark baz.txt test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
@@ -78620,6 +80017,7 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -78635,10 +80033,19 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -78651,16 +80058,45 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt bar]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo3.txt barlink test dev .no.prefetch.landmark foo1.txt test2 baz.txt bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -78673,10 +80109,8 @@
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -78692,42 +80126,38 @@
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt test2 baz.txt bar foo3.txt barlink test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt bar foo1.txt foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 10147, NextOffset: 10184
     testutil.go:509: Offset: 9034, NextOffset: 9071
     testutil.go:509: Offset: 10184, NextOffset: 10221
@@ -78737,11 +80167,14 @@
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -78757,36 +80190,14 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt bar barlink test baz.txt foo3.txt dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -78799,11 +80210,11 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -78845,15 +80256,7 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt dev test2 .no.prefetch.landmark foo1.txt bar barlink test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -78866,6 +80269,14 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
@@ -78879,39 +80290,39 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt .no.prefetch.landmark baz.txt foo1.txt bar barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [barlink test dev .no.prefetch.landmark foo1.txt foo3.txt test2 baz.txt bar]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -78925,7 +80336,7 @@
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -78970,28 +80381,7 @@
     testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev test2 foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink test dev .no.prefetch.landmark foo1.txt foo3.txt test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -79005,11 +80395,17 @@
     testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:509: Offset: 9145, NextOffset: 16920
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -79018,6 +80414,23 @@
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 619, NextOffset: 656
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 656, NextOffset: 693
@@ -79025,28 +80438,18 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt foo3.txt dev baz.txt bar barlink test test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar barlink test2 foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -79055,18 +80458,16 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -79095,15 +80496,31 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink test test2 .no.prefetch.landmark foo1.txt foo3.txt dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt bar barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
@@ -79112,21 +80529,16 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
@@ -79135,17 +80547,17 @@
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
     testutil.go:509: Offset: 545, NextOffset: 18190
@@ -79155,41 +80567,20 @@
     testutil.go:509: Offset: 545, NextOffset: 18190
     testutil.go:509: Offset: 0, NextOffset: 16621
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar barlink test test2 foo3.txt dev .no.prefetch.landmark baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9145, NextOffset: 16920
-    testutil.go:509: Offset: 10258, NextOffset: 18601
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -79204,8 +80595,6 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -79220,10 +80609,31 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:509: Offset: 10258, NextOffset: 18601
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink test test2 foo3.txt dev .no.prefetch.landmark baz.txt foo1.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test bar dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -79237,15 +80647,37 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10258, NextOffset: 18601
+    testutil.go:509: Offset: 9145, NextOffset: 16920
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -79259,33 +80691,36 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar barlink test dev test2 .no.prefetch.landmark baz.txt foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10258, NextOffset: 18601
-    testutil.go:509: Offset: 9145, NextOffset: 16920
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt bar barlink dev test2 .no.prefetch.landmark baz.txt foo3.txt test]
+    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
@@ -79302,7 +80737,7 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -79322,10 +80757,11 @@
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt foo1.txt bar barlink test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
@@ -79334,18 +80770,21 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt test foo1.txt bar barlink dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
@@ -79354,22 +80793,20 @@
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
@@ -79379,64 +80816,13 @@
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 18702
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 17133
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-    testutil.go:509: Offset: 0, NextOffset: 17133
-    testutil.go:509: Offset: 545, NextOffset: 18702
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 17133
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1082,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1153,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1190,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1264,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1082,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1153,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1190,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1264,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [dev .no.prefetch.landmark baz.txt bar foo3.txt test test2 foo1.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 98, NextOffset: 135
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 323, NextOffset: 360
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 283, NextOffset: 386
-    testutil.go:509: Offset: 397, NextOffset: 533
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 386, NextOffset: 493
-    testutil.go:509: Offset: 533, NextOffset: 675
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 493, NextOffset: 597
-    testutil.go:509: Offset: 675, NextOffset: 779
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 597, NextOffset: 971
-    testutil.go:509: Offset: 779, NextOffset: 1153
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink dev baz.txt test test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -79447,10 +80833,10 @@
     testutil.go:509: Offset: 1190, NextOffset: 1227
     testutil.go:509: Offset: 1045, NextOffset: 1082
     testutil.go:509: Offset: 1227, NextOffset: 1264
-    testutil.go:509: Offset: 1082, NextOffset: 2564
+    testutil.go:509: Offset: 1082, NextOffset: 2565
     testutil.go:509: Offset: 1264, NextOffset: 2921
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -79470,18 +80856,50 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 283, NextOffset: 386
     testutil.go:509: Offset: 397, NextOffset: 533
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 98, NextOffset: 135
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 323, NextOffset: 360
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 283, NextOffset: 386
+    testutil.go:509: Offset: 397, NextOffset: 533
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 386, NextOffset: 493
+    testutil.go:509: Offset: 533, NextOffset: 675
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 493, NextOffset: 597
+    testutil.go:509: Offset: 675, NextOffset: 779
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 597, NextOffset: 971
+    testutil.go:509: Offset: 779, NextOffset: 1153
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt test test2 foo1.txt barlink dev .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink dev baz.txt test test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 533, NextOffset: 675
     testutil.go:509: Offset: 386, NextOffset: 493
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 675, NextOffset: 779
+    testutil.go:509: Offset: 493, NextOffset: 597
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 779, NextOffset: 1153
+    testutil.go:509: Offset: 597, NextOffset: 971
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 98, NextOffset: 135
@@ -79495,14 +80913,6 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 675, NextOffset: 779
-    testutil.go:509: Offset: 493, NextOffset: 597
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 779, NextOffset: 1153
-    testutil.go:509: Offset: 597, NextOffset: 971
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -79513,7 +80923,7 @@
     testutil.go:509: Offset: 1227, NextOffset: 1264
     testutil.go:509: Offset: 1045, NextOffset: 1082
     testutil.go:509: Offset: 1264, NextOffset: 2921
-    testutil.go:509: Offset: 1082, NextOffset: 2564
+    testutil.go:509: Offset: 1082, NextOffset: 2565
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -79529,53 +80939,17 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [bar barlink test baz.txt foo1.txt foo3.txt dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt bar dev baz.txt foo3.txt barlink test test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -79583,103 +80957,132 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar barlink test baz.txt foo1.txt foo3.txt dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test test2 .no.prefetch.landmark foo1.txt bar dev baz.txt foo3.txt barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2414
-    testutil.go:509: Offset: 0, NextOffset: 2210
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2415
+    testutil.go:509: Offset: 0, NextOffset: 2212
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":987,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1024,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1098,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1167,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1241,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1278,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1019,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1056,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1093,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1162,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1199,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1273,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark bar foo3.txt barlink test dev baz.txt foo1.txt test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 605, NextOffset: 987
-    testutil.go:509: Offset: 785, NextOffset: 1167
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test2 baz.txt foo1.txt bar dev .no.prefetch.landmark foo3.txt barlink test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 987, NextOffset: 1024
-    testutil.go:509: Offset: 1167, NextOffset: 1204
-    testutil.go:509: Offset: 1024, NextOffset: 1061
-    testutil.go:509: Offset: 1204, NextOffset: 1241
-    testutil.go:509: Offset: 1061, NextOffset: 1098
-    testutil.go:509: Offset: 1241, NextOffset: 1278
-    testutil.go:509: Offset: 1098, NextOffset: 2590
-    testutil.go:509: Offset: 1278, NextOffset: 2942
+    testutil.go:509: Offset: 982, NextOffset: 1019
+    testutil.go:509: Offset: 1162, NextOffset: 1199
+    testutil.go:509: Offset: 1019, NextOffset: 1056
+    testutil.go:509: Offset: 1199, NextOffset: 1236
+    testutil.go:509: Offset: 1056, NextOffset: 1093
+    testutil.go:509: Offset: 1236, NextOffset: 1273
+    testutil.go:509: Offset: 1093, NextOffset: 2590
+    testutil.go:509: Offset: 1273, NextOffset: 2941
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -79720,34 +81123,28 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 499, NextOffset: 605
     testutil.go:509: Offset: 679, NextOffset: 785
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 605, NextOffset: 982
+    testutil.go:509: Offset: 785, NextOffset: 1162
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt test2 .no.prefetch.landmark bar foo3.txt barlink test dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 679, NextOffset: 785
-    testutil.go:509: Offset: 499, NextOffset: 605
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar dev .no.prefetch.landmark foo3.txt barlink test test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 785, NextOffset: 1167
-    testutil.go:509: Offset: 605, NextOffset: 987
+    testutil.go:509: Offset: 785, NextOffset: 1162
+    testutil.go:509: Offset: 605, NextOffset: 982
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1167, NextOffset: 1204
-    testutil.go:509: Offset: 987, NextOffset: 1024
-    testutil.go:509: Offset: 1204, NextOffset: 1241
-    testutil.go:509: Offset: 1024, NextOffset: 1061
-    testutil.go:509: Offset: 1241, NextOffset: 1278
-    testutil.go:509: Offset: 1061, NextOffset: 1098
-    testutil.go:509: Offset: 1278, NextOffset: 2942
-    testutil.go:509: Offset: 1098, NextOffset: 2590
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 1162, NextOffset: 1199
+    testutil.go:509: Offset: 982, NextOffset: 1019
+    testutil.go:509: Offset: 1199, NextOffset: 1236
+    testutil.go:509: Offset: 1019, NextOffset: 1056
+    testutil.go:509: Offset: 1236, NextOffset: 1273
+    testutil.go:509: Offset: 1056, NextOffset: 1093
+    testutil.go:509: Offset: 1273, NextOffset: 2941
+    testutil.go:509: Offset: 1093, NextOffset: 2590
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -79761,11 +81158,6 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:509: Offset: 284, NextOffset: 390
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 679
-    testutil.go:509: Offset: 390, NextOffset: 499
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -79779,40 +81171,55 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:509: Offset: 284, NextOffset: 390
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 679
+    testutil.go:509: Offset: 390, NextOffset: 499
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 679, NextOffset: 785
+    testutil.go:509: Offset: 499, NextOffset: 605
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test bar dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink test .no.prefetch.landmark foo1.txt bar foo3.txt dev test2 baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -79820,56 +81227,44 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test bar dev test2 .no.prefetch.landmark baz.txt foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt dev test2 baz.txt barlink test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -79879,62 +81274,54 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:509: Offset: 106, NextOffset: 2409
-    testutil.go:509: Offset: 0, NextOffset: 2221
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":981,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1018,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1055,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1160,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1197,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1271,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar test foo3.txt barlink dev test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 498, NextOffset: 603
-    testutil.go:509: Offset: 677, NextOffset: 782
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 603, NextOffset: 981
-    testutil.go:509: Offset: 782, NextOffset: 1160
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 981, NextOffset: 1018
-    testutil.go:509: Offset: 1160, NextOffset: 1197
-    testutil.go:509: Offset: 1018, NextOffset: 1055
-    testutil.go:509: Offset: 1197, NextOffset: 1234
-    testutil.go:509: Offset: 1055, NextOffset: 1092
-    testutil.go:509: Offset: 1234, NextOffset: 1271
-    testutil.go:509: Offset: 1092, NextOffset: 2578
-    testutil.go:509: Offset: 1271, NextOffset: 2921
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+    testutil.go:509: Offset: 106, NextOffset: 2407
+    testutil.go:509: Offset: 0, NextOffset: 2219
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":981,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1018,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1055,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1160,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1197,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1271,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt test dev bar foo3.txt barlink test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -79970,18 +81357,28 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 388, NextOffset: 498
     testutil.go:509: Offset: 534, NextOffset: 677
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar test foo3.txt barlink dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 498, NextOffset: 603
+    testutil.go:509: Offset: 677, NextOffset: 782
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 782, NextOffset: 1160
     testutil.go:509: Offset: 603, NextOffset: 981
+    testutil.go:509: Offset: 782, NextOffset: 1160
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 981, NextOffset: 1018
+    testutil.go:509: Offset: 1160, NextOffset: 1197
+    testutil.go:509: Offset: 1018, NextOffset: 1055
+    testutil.go:509: Offset: 1197, NextOffset: 1234
+    testutil.go:509: Offset: 1055, NextOffset: 1092
+    testutil.go:509: Offset: 1234, NextOffset: 1271
+    testutil.go:509: Offset: 1092, NextOffset: 2579
+    testutil.go:509: Offset: 1271, NextOffset: 2921
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test2 .no.prefetch.landmark baz.txt foo1.txt test dev bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -80013,11 +81410,6 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 534, NextOffset: 677
     testutil.go:509: Offset: 388, NextOffset: 498
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 677, NextOffset: 782
-    testutil.go:509: Offset: 498, NextOffset: 603
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -80028,16 +81420,48 @@
     testutil.go:509: Offset: 1234, NextOffset: 1271
     testutil.go:509: Offset: 1055, NextOffset: 1092
     testutil.go:509: Offset: 1271, NextOffset: 2921
-    testutil.go:509: Offset: 1092, NextOffset: 2578
+    testutil.go:509: Offset: 1092, NextOffset: 2579
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 677, NextOffset: 782
+    testutil.go:509: Offset: 498, NextOffset: 603
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 782, NextOffset: 1160
+    testutil.go:509: Offset: 603, NextOffset: 981
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test dev .no.prefetch.landmark baz.txt barlink test2 foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:509: Offset: 106, NextOffset: 2395
+    testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:509: Offset: 106, NextOffset: 2395
+    testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:509: Offset: 106, NextOffset: 2395
+    testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:509: Offset: 106, NextOffset: 2395
+    testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:509: Offset: 106, NextOffset: 2395
+    testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
@@ -80074,20 +81498,15 @@
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test2 foo1.txt bar foo3.txt test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2207
-    testutil.go:509: Offset: 106, NextOffset: 2395
-    testutil.go:509: Offset: 0, NextOffset: 2207
-    testutil.go:509: Offset: 106, NextOffset: 2395
-    testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
@@ -80095,38 +81514,17 @@
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev .no.prefetch.landmark baz.txt test2 foo1.txt bar foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2395
-    testutil.go:509: Offset: 0, NextOffset: 2207
-    testutil.go:509: Offset: 106, NextOffset: 2395
-    testutil.go:509: Offset: 0, NextOffset: 2207
-    testutil.go:509: Offset: 106, NextOffset: 2395
-    testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
@@ -80137,15 +81535,20 @@
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
@@ -80154,15 +81557,46 @@
     testutil.go:509: Offset: 0, NextOffset: 2207
     testutil.go:509: Offset: 106, NextOffset: 2395
     testutil.go:509: Offset: 0, NextOffset: 2207
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":987,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1024,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1098,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1167,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1241,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1278,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar test dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink foo1.txt bar]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 390, NextOffset: 500
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 500, NextOffset: 606
+    testutil.go:509: Offset: 680, NextOffset: 786
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 606, NextOffset: 987
+    testutil.go:509: Offset: 786, NextOffset: 1167
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 987, NextOffset: 1024
+    testutil.go:509: Offset: 1167, NextOffset: 1204
+    testutil.go:509: Offset: 1024, NextOffset: 1061
+    testutil.go:509: Offset: 1204, NextOffset: 1241
+    testutil.go:509: Offset: 1061, NextOffset: 1098
+    testutil.go:509: Offset: 1241, NextOffset: 1278
+    testutil.go:509: Offset: 1098, NextOffset: 2582
+    testutil.go:509: Offset: 1278, NextOffset: 2938
+    testutil.go:395: Comparing: "dev" vs "dev"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -80191,38 +81625,12 @@
     testutil.go:509: Offset: 361, NextOffset: 398
     testutil.go:509: Offset: 285, NextOffset: 390
     testutil.go:509: Offset: 398, NextOffset: 536
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:509: Offset: 536, NextOffset: 680
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 500, NextOffset: 606
-    testutil.go:509: Offset: 680, NextOffset: 786
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 606, NextOffset: 986
-    testutil.go:509: Offset: 786, NextOffset: 1166
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 986, NextOffset: 1023
-    testutil.go:509: Offset: 1166, NextOffset: 1203
-    testutil.go:509: Offset: 1023, NextOffset: 1060
-    testutil.go:509: Offset: 1203, NextOffset: 1240
-    testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1240, NextOffset: 1277
-    testutil.go:509: Offset: 1097, NextOffset: 2582
-    testutil.go:509: Offset: 1277, NextOffset: 2938
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar test dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar test dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:509: Offset: 390, NextOffset: 500
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -80231,20 +81639,22 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1166, NextOffset: 1203
-    testutil.go:509: Offset: 986, NextOffset: 1023
-    testutil.go:509: Offset: 1203, NextOffset: 1240
-    testutil.go:509: Offset: 1023, NextOffset: 1060
-    testutil.go:509: Offset: 1240, NextOffset: 1277
-    testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1277, NextOffset: 2938
-    testutil.go:509: Offset: 1097, NextOffset: 2582
+    testutil.go:509: Offset: 1167, NextOffset: 1204
+    testutil.go:509: Offset: 987, NextOffset: 1024
+    testutil.go:509: Offset: 1204, NextOffset: 1241
+    testutil.go:509: Offset: 1024, NextOffset: 1061
+    testutil.go:509: Offset: 1241, NextOffset: 1278
+    testutil.go:509: Offset: 1061, NextOffset: 1098
+    testutil.go:509: Offset: 1278, NextOffset: 2938
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1098, NextOffset: 2582
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -80273,168 +81683,158 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 680
-    testutil.go:509: Offset: 390, NextOffset: 500
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 786, NextOffset: 1166
-    testutil.go:509: Offset: 606, NextOffset: 986
+    testutil.go:509: Offset: 786, NextOffset: 1167
+    testutil.go:509: Offset: 606, NextOffset: 987
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt barlink test2 .no.prefetch.landmark bar foo3.txt test dev]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt dev test2 .no.prefetch.landmark foo1.txt barlink test baz.txt bar]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 2226
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt test dev baz.txt foo1.txt barlink test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [test baz.txt bar foo3.txt dev test2 .no.prefetch.landmark foo1.txt barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
-    testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 106, NextOffset: 2418
     testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2418
+    testutil.go:509: Offset: 0, NextOffset: 2226
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1086,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1123,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1160,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1197,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1268,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1305,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1342,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1379,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1085,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1159,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1196,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1267,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1304,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1341,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1378,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt foo3.txt barlink .no.prefetch.landmark bar test dev test2 baz.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 597, NextOffset: 1086
-    testutil.go:509: Offset: 779, NextOffset: 1268
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar barlink .no.prefetch.landmark foo3.txt test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1086, NextOffset: 1123
-    testutil.go:509: Offset: 1268, NextOffset: 1305
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1305, NextOffset: 1342
-    testutil.go:509: Offset: 1160, NextOffset: 1197
-    testutil.go:509: Offset: 1342, NextOffset: 1379
-    testutil.go:509: Offset: 1197, NextOffset: 2797
-    testutil.go:509: Offset: 1379, NextOffset: 3153
+    testutil.go:509: Offset: 1085, NextOffset: 1122
+    testutil.go:509: Offset: 1267, NextOffset: 1304
+    testutil.go:509: Offset: 1122, NextOffset: 1159
+    testutil.go:509: Offset: 1304, NextOffset: 1341
+    testutil.go:509: Offset: 1159, NextOffset: 1196
+    testutil.go:509: Offset: 1341, NextOffset: 1378
+    testutil.go:509: Offset: 1196, NextOffset: 2791
+    testutil.go:509: Offset: 1378, NextOffset: 3148
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -80471,30 +81871,32 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 493, NextOffset: 597
     testutil.go:509: Offset: 675, NextOffset: 779
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 597, NextOffset: 1085
+    testutil.go:509: Offset: 779, NextOffset: 1267
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink .no.prefetch.landmark bar test dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 675, NextOffset: 779
-    testutil.go:509: Offset: 493, NextOffset: 597
+    testutil.go:401: Directory: "" vs "": [foo3.txt test dev test2 baz.txt foo1.txt bar barlink .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 779, NextOffset: 1267
+    testutil.go:509: Offset: 597, NextOffset: 1085
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1268, NextOffset: 1305
-    testutil.go:509: Offset: 1086, NextOffset: 1123
-    testutil.go:509: Offset: 1305, NextOffset: 1342
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1342, NextOffset: 1379
-    testutil.go:509: Offset: 1160, NextOffset: 1197
-    testutil.go:509: Offset: 1379, NextOffset: 3153
-    testutil.go:509: Offset: 1197, NextOffset: 2797
+    testutil.go:509: Offset: 1267, NextOffset: 1304
+    testutil.go:509: Offset: 1085, NextOffset: 1122
+    testutil.go:509: Offset: 1304, NextOffset: 1341
+    testutil.go:509: Offset: 1122, NextOffset: 1159
+    testutil.go:509: Offset: 1341, NextOffset: 1378
+    testutil.go:509: Offset: 1159, NextOffset: 1196
+    testutil.go:509: Offset: 1378, NextOffset: 3148
+    testutil.go:509: Offset: 1196, NextOffset: 2791
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -80526,30 +81928,59 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 533, NextOffset: 675
     testutil.go:509: Offset: 386, NextOffset: 493
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 779, NextOffset: 1268
-    testutil.go:509: Offset: 597, NextOffset: 1086
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 675, NextOffset: 779
+    testutil.go:509: Offset: 493, NextOffset: 597
     testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt bar barlink test foo3.txt dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [barlink test dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt test2 bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=64000
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -80557,132 +81988,109 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 bar barlink test dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink test foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2642
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2454
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1095,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1132,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1169,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1206,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1275,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1312,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1349,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1386,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1094,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1131,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1168,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1205,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1274,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1311,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1348,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1385,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt foo3.txt test .no.prefetch.landmark bar barlink dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt barlink test2 .no.prefetch.landmark bar foo3.txt test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1095, NextOffset: 1132
-    testutil.go:509: Offset: 1275, NextOffset: 1312
-    testutil.go:509: Offset: 1132, NextOffset: 1169
-    testutil.go:509: Offset: 1312, NextOffset: 1349
-    testutil.go:509: Offset: 1169, NextOffset: 1206
-    testutil.go:509: Offset: 1349, NextOffset: 1386
-    testutil.go:509: Offset: 1206, NextOffset: 2815
-    testutil.go:509: Offset: 1386, NextOffset: 3152
+    testutil.go:509: Offset: 1094, NextOffset: 1131
+    testutil.go:509: Offset: 1274, NextOffset: 1311
+    testutil.go:509: Offset: 1131, NextOffset: 1168
+    testutil.go:509: Offset: 1311, NextOffset: 1348
+    testutil.go:509: Offset: 1168, NextOffset: 1205
+    testutil.go:509: Offset: 1348, NextOffset: 1385
+    testutil.go:509: Offset: 1205, NextOffset: 2814
+    testutil.go:509: Offset: 1385, NextOffset: 3159
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -80695,8 +82103,6 @@
     testutil.go:509: Offset: 210, NextOffset: 247
     testutil.go:509: Offset: 323, NextOffset: 360
     testutil.go:509: Offset: 247, NextOffset: 284
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:509: Offset: 397, NextOffset: 536
@@ -80722,10 +82128,27 @@
     testutil.go:509: Offset: 499, NextOffset: 605
     testutil.go:509: Offset: 679, NextOffset: 785
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 605, NextOffset: 1095
-    testutil.go:509: Offset: 785, NextOffset: 1275
+    testutil.go:509: Offset: 605, NextOffset: 1094
+    testutil.go:509: Offset: 785, NextOffset: 1274
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt foo3.txt test .no.prefetch.landmark bar barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test2 .no.prefetch.landmark bar foo3.txt test dev baz.txt foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1274, NextOffset: 1311
+    testutil.go:509: Offset: 1094, NextOffset: 1131
+    testutil.go:509: Offset: 1311, NextOffset: 1348
+    testutil.go:509: Offset: 1131, NextOffset: 1168
+    testutil.go:509: Offset: 1348, NextOffset: 1385
+    testutil.go:509: Offset: 1168, NextOffset: 1205
+    testutil.go:509: Offset: 1385, NextOffset: 3159
+    testutil.go:509: Offset: 1205, NextOffset: 2814
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -80742,32 +82165,7 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 536, NextOffset: 679
     testutil.go:509: Offset: 390, NextOffset: 499
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 785, NextOffset: 1275
-    testutil.go:509: Offset: 605, NextOffset: 1095
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1275, NextOffset: 1312
-    testutil.go:509: Offset: 1095, NextOffset: 1132
-    testutil.go:509: Offset: 1312, NextOffset: 1349
-    testutil.go:509: Offset: 1132, NextOffset: 1169
-    testutil.go:509: Offset: 1349, NextOffset: 1386
-    testutil.go:509: Offset: 1169, NextOffset: 1206
-    testutil.go:509: Offset: 1386, NextOffset: 3152
-    testutil.go:509: Offset: 1206, NextOffset: 2815
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 679, NextOffset: 785
-    testutil.go:509: Offset: 499, NextOffset: 605
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -80783,26 +82181,47 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:509: Offset: 284, NextOffset: 390
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 679, NextOffset: 785
+    testutil.go:509: Offset: 499, NextOffset: 605
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 785, NextOffset: 1274
+    testutil.go:509: Offset: 605, NextOffset: 1094
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev test2 bar]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test foo1.txt bar foo3.txt dev]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -80810,140 +82229,109 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 bar .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test foo1.txt bar foo3.txt dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-    testutil.go:509: Offset: 106, NextOffset: 2643
-    testutil.go:509: Offset: 0, NextOffset: 2455
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1096,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1133,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1170,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1207,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1275,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1312,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1349,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1386,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink test dev .no.prefetch.landmark baz.txt foo3.txt test2 foo1.txt bar]
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 603, NextOffset: 1096
-    testutil.go:509: Offset: 782, NextOffset: 1275
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1096, NextOffset: 1133
-    testutil.go:509: Offset: 1275, NextOffset: 1312
-    testutil.go:509: Offset: 1133, NextOffset: 1170
-    testutil.go:509: Offset: 1312, NextOffset: 1349
-    testutil.go:509: Offset: 1170, NextOffset: 1207
-    testutil.go:509: Offset: 1349, NextOffset: 1386
-    testutil.go:509: Offset: 1207, NextOffset: 2809
-    testutil.go:509: Offset: 1386, NextOffset: 3141
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+    testutil.go:509: Offset: 106, NextOffset: 2641
+    testutil.go:509: Offset: 0, NextOffset: 2453
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1095,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1132,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1169,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1206,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1274,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1311,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1348,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1385,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 136, NextOffset: 173
@@ -80956,6 +82344,39 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 284, NextOffset: 388
     testutil.go:509: Offset: 397, NextOffset: 534
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 388, NextOffset: 498
+    testutil.go:509: Offset: 534, NextOffset: 677
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 498, NextOffset: 603
+    testutil.go:509: Offset: 677, NextOffset: 782
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 603, NextOffset: 1095
+    testutil.go:509: Offset: 782, NextOffset: 1274
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1095, NextOffset: 1132
+    testutil.go:509: Offset: 1274, NextOffset: 1311
+    testutil.go:509: Offset: 1132, NextOffset: 1169
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1311, NextOffset: 1348
+    testutil.go:509: Offset: 1169, NextOffset: 1206
+    testutil.go:509: Offset: 1348, NextOffset: 1385
+    testutil.go:509: Offset: 1206, NextOffset: 2809
+    testutil.go:509: Offset: 1385, NextOffset: 3148
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 212, NextOffset: 249
@@ -80969,16 +82390,8 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 284, NextOffset: 388
     testutil.go:509: Offset: 397, NextOffset: 534
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 388, NextOffset: 498
-    testutil.go:509: Offset: 534, NextOffset: 677
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 498, NextOffset: 603
-    testutil.go:509: Offset: 677, NextOffset: 782
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt foo3.txt test2 foo1.txt bar barlink test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -80992,9 +82405,35 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 534, NextOffset: 677
+    testutil.go:509: Offset: 388, NextOffset: 498
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 677, NextOffset: 782
+    testutil.go:509: Offset: 498, NextOffset: 603
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 782, NextOffset: 1275
-    testutil.go:509: Offset: 603, NextOffset: 1096
+    testutil.go:509: Offset: 782, NextOffset: 1274
+    testutil.go:509: Offset: 603, NextOffset: 1095
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1274, NextOffset: 1311
+    testutil.go:509: Offset: 1095, NextOffset: 1132
+    testutil.go:509: Offset: 1311, NextOffset: 1348
+    testutil.go:509: Offset: 1132, NextOffset: 1169
+    testutil.go:509: Offset: 1348, NextOffset: 1385
+    testutil.go:509: Offset: 1169, NextOffset: 1206
+    testutil.go:509: Offset: 1385, NextOffset: 3148
+    testutil.go:509: Offset: 1206, NextOffset: 2809
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -81010,168 +82449,158 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo3.txt test test2 .no.prefetch.landmark bar barlink dev baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 534, NextOffset: 677
-    testutil.go:509: Offset: 388, NextOffset: 498
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 677, NextOffset: 782
-    testutil.go:509: Offset: 498, NextOffset: 603
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1275, NextOffset: 1312
-    testutil.go:509: Offset: 1096, NextOffset: 1133
-    testutil.go:509: Offset: 1312, NextOffset: 1349
-    testutil.go:509: Offset: 1133, NextOffset: 1170
-    testutil.go:509: Offset: 1349, NextOffset: 1386
-    testutil.go:509: Offset: 1170, NextOffset: 1207
-    testutil.go:509: Offset: 1386, NextOffset: 3141
-    testutil.go:509: Offset: 1207, NextOffset: 2809
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark bar barlink dev baz.txt foo1.txt foo3.txt test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:509: Offset: 0, NextOffset: 2445
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
-    testutil.go:509: Offset: 106, NextOffset: 2638
-    testutil.go:509: Offset: 0, NextOffset: 2448
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
+    testutil.go:509: Offset: 106, NextOffset: 2634
+    testutil.go:509: Offset: 0, NextOffset: 2445
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1105,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1142,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1216,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1285,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1322,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1359,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1396,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1105,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1142,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1216,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1285,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1322,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1359,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1396,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [dev baz.txt foo1.txt bar barlink test2 .no.prefetch.landmark foo3.txt test]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt test .no.prefetch.landmark baz.txt bar foo3.txt barlink dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 100, NextOffset: 137
+    testutil.go:509: Offset: 213, NextOffset: 250
+    testutil.go:509: Offset: 137, NextOffset: 174
+    testutil.go:509: Offset: 250, NextOffset: 287
+    testutil.go:509: Offset: 174, NextOffset: 211
+    testutil.go:509: Offset: 287, NextOffset: 324
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 324, NextOffset: 361
+    testutil.go:509: Offset: 248, NextOffset: 285
+    testutil.go:509: Offset: 361, NextOffset: 398
+    testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:509: Offset: 398, NextOffset: 536
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 390, NextOffset: 500
+    testutil.go:509: Offset: 536, NextOffset: 680
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -81190,10 +82619,10 @@
     testutil.go:509: Offset: 1322, NextOffset: 1359
     testutil.go:509: Offset: 1179, NextOffset: 1216
     testutil.go:509: Offset: 1359, NextOffset: 1396
-    testutil.go:509: Offset: 1216, NextOffset: 2814
-    testutil.go:509: Offset: 1396, NextOffset: 3164
+    testutil.go:509: Offset: 1216, NextOffset: 2813
+    testutil.go:509: Offset: 1396, NextOffset: 3162
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -81213,24 +82642,20 @@
     testutil.go:509: Offset: 361, NextOffset: 398
     testutil.go:509: Offset: 285, NextOffset: 390
     testutil.go:509: Offset: 398, NextOffset: 536
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 100, NextOffset: 137
-    testutil.go:509: Offset: 213, NextOffset: 250
-    testutil.go:509: Offset: 137, NextOffset: 174
-    testutil.go:509: Offset: 250, NextOffset: 287
-    testutil.go:509: Offset: 174, NextOffset: 211
-    testutil.go:509: Offset: 287, NextOffset: 324
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 324, NextOffset: 361
-    testutil.go:509: Offset: 248, NextOffset: 285
-    testutil.go:509: Offset: 361, NextOffset: 398
-    testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:509: Offset: 398, NextOffset: 536
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:509: Offset: 536, NextOffset: 680
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev baz.txt foo1.txt bar barlink test2 .no.prefetch.landmark foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 foo1.txt test .no.prefetch.landmark baz.txt bar foo3.txt barlink dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 786, NextOffset: 1285
+    testutil.go:509: Offset: 606, NextOffset: 1105
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -81247,14 +82672,17 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 536, NextOffset: 680
     testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 680, NextOffset: 786
-    testutil.go:509: Offset: 500, NextOffset: 606
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1285, NextOffset: 1322
+    testutil.go:509: Offset: 1105, NextOffset: 1142
+    testutil.go:509: Offset: 1322, NextOffset: 1359
+    testutil.go:509: Offset: 1142, NextOffset: 1179
+    testutil.go:509: Offset: 1359, NextOffset: 1396
+    testutil.go:509: Offset: 1179, NextOffset: 1216
+    testutil.go:509: Offset: 1396, NextOffset: 3162
+    testutil.go:509: Offset: 1216, NextOffset: 2813
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -81268,53 +82696,43 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 786, NextOffset: 1285
-    testutil.go:509: Offset: 606, NextOffset: 1105
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1285, NextOffset: 1322
-    testutil.go:509: Offset: 1105, NextOffset: 1142
-    testutil.go:509: Offset: 1322, NextOffset: 1359
-    testutil.go:509: Offset: 1142, NextOffset: 1179
-    testutil.go:509: Offset: 1359, NextOffset: 1396
-    testutil.go:509: Offset: 1179, NextOffset: 1216
-    testutil.go:509: Offset: 1396, NextOffset: 3164
-    testutil.go:509: Offset: 1216, NextOffset: 2814
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 680, NextOffset: 786
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 500, NextOffset: 606
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt barlink test bar foo3.txt dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar test2]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -81322,107 +82740,101 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test bar foo3.txt dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
+    testutil.go:509: Offset: 106, NextOffset: 2653
+    testutil.go:509: Offset: 0, NextOffset: 2464
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2655
-    testutil.go:509: Offset: 0, NextOffset: 2466
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":976,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1013,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1050,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":678,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":783,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1158,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1195,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1269,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":976,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1013,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1050,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":678,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":783,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1158,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1195,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1269,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink test dev test2 foo1.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt dev .no.prefetch.landmark bar foo3.txt barlink test test2 baz.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -81459,6 +82871,8 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 496, NextOffset: 601
     testutil.go:509: Offset: 678, NextOffset: 783
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 601, NextOffset: 976
     testutil.go:509: Offset: 783, NextOffset: 1158
@@ -81472,29 +82886,16 @@
     testutil.go:509: Offset: 1195, NextOffset: 1232
     testutil.go:509: Offset: 1050, NextOffset: 1087
     testutil.go:509: Offset: 1232, NextOffset: 1269
-    testutil.go:509: Offset: 1087, NextOffset: 2569
+    testutil.go:509: Offset: 1087, NextOffset: 2570
     testutil.go:509: Offset: 1269, NextOffset: 2930
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 foo1.txt .no.prefetch.landmark baz.txt bar foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 98, NextOffset: 135
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 323, NextOffset: 360
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 397, NextOffset: 535
-    testutil.go:509: Offset: 283, NextOffset: 387
+    testutil.go:401: Directory: "" vs "": [barlink test test2 baz.txt foo1.txt dev .no.prefetch.landmark bar foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -81514,13 +82915,7 @@
     testutil.go:509: Offset: 1232, NextOffset: 1269
     testutil.go:509: Offset: 1050, NextOffset: 1087
     testutil.go:509: Offset: 1269, NextOffset: 2930
-    testutil.go:509: Offset: 1087, NextOffset: 2569
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 1087, NextOffset: 2570
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -81536,161 +82931,168 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 535
     testutil.go:509: Offset: 283, NextOffset: 387
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 98, NextOffset: 135
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 323, NextOffset: 360
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 397, NextOffset: 535
+    testutil.go:509: Offset: 283, NextOffset: 387
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 535, NextOffset: 678
     testutil.go:509: Offset: 387, NextOffset: 496
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar foo3.txt barlink test test2 foo1.txt dev .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar foo3.txt test test2 .no.prefetch.landmark baz.txt barlink dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 2414
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink test test2 foo1.txt dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test test2 .no.prefetch.landmark baz.txt barlink dev foo1.txt bar foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
+    testutil.go:509: Offset: 106, NextOffset: 2414
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
-    testutil.go:509: Offset: 106, NextOffset: 2413
-    testutil.go:509: Offset: 0, NextOffset: 2209
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2414
+    testutil.go:509: Offset: 0, NextOffset: 2211
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":608,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1100,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":789,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":608,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1100,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":789,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev .no.prefetch.landmark baz.txt bar test2 foo1.txt foo3.txt barlink test]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 989, NextOffset: 1026
-    testutil.go:509: Offset: 1170, NextOffset: 1207
-    testutil.go:509: Offset: 1026, NextOffset: 1063
-    testutil.go:509: Offset: 1207, NextOffset: 1244
-    testutil.go:509: Offset: 1063, NextOffset: 1100
-    testutil.go:509: Offset: 1244, NextOffset: 1281
-    testutil.go:509: Offset: 1100, NextOffset: 2594
-    testutil.go:509: Offset: 1281, NextOffset: 2939
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo3.txt barlink test .no.prefetch.landmark foo1.txt bar dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -81714,6 +83116,8 @@
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 289, NextOffset: 326
     testutil.go:509: Offset: 211, NextOffset: 248
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 326, NextOffset: 363
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 363, NextOffset: 400
@@ -81730,13 +83134,34 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 608, NextOffset: 989
     testutil.go:509: Offset: 789, NextOffset: 1170
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 989, NextOffset: 1026
+    testutil.go:509: Offset: 1170, NextOffset: 1207
+    testutil.go:509: Offset: 1026, NextOffset: 1063
+    testutil.go:509: Offset: 1207, NextOffset: 1244
+    testutil.go:509: Offset: 1063, NextOffset: 1100
+    testutil.go:509: Offset: 1244, NextOffset: 1281
+    testutil.go:509: Offset: 1100, NextOffset: 2594
+    testutil.go:509: Offset: 1281, NextOffset: 2939
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar test2 foo1.txt foo3.txt barlink test dev .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test .no.prefetch.landmark foo1.txt bar dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 539, NextOffset: 683
+    testutil.go:509: Offset: 391, NextOffset: 502
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 683, NextOffset: 789
     testutil.go:509: Offset: 502, NextOffset: 608
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -81752,9 +83177,21 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 400, NextOffset: 539
     testutil.go:509: Offset: 285, NextOffset: 391
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 539, NextOffset: 683
-    testutil.go:509: Offset: 391, NextOffset: 502
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 215, NextOffset: 252
+    testutil.go:509: Offset: 100, NextOffset: 137
+    testutil.go:509: Offset: 252, NextOffset: 289
+    testutil.go:509: Offset: 137, NextOffset: 174
+    testutil.go:509: Offset: 289, NextOffset: 326
+    testutil.go:509: Offset: 174, NextOffset: 211
+    testutil.go:509: Offset: 326, NextOffset: 363
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 248, NextOffset: 285
+    testutil.go:509: Offset: 400, NextOffset: 539
+    testutil.go:509: Offset: 285, NextOffset: 391
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 789, NextOffset: 1170
     testutil.go:509: Offset: 608, NextOffset: 989
@@ -81770,40 +83207,17 @@
     testutil.go:509: Offset: 1063, NextOffset: 1100
     testutil.go:509: Offset: 1281, NextOffset: 2939
     testutil.go:509: Offset: 1100, NextOffset: 2594
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 215, NextOffset: 252
-    testutil.go:509: Offset: 100, NextOffset: 137
-    testutil.go:509: Offset: 252, NextOffset: 289
-    testutil.go:509: Offset: 137, NextOffset: 174
-    testutil.go:509: Offset: 289, NextOffset: 326
-    testutil.go:509: Offset: 174, NextOffset: 211
-    testutil.go:509: Offset: 326, NextOffset: 363
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 248, NextOffset: 285
-    testutil.go:509: Offset: 400, NextOffset: 539
-    testutil.go:509: Offset: 285, NextOffset: 391
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink test test2 dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev foo3.txt test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -81852,11 +83266,13 @@
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test test2 dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev foo3.txt test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
@@ -81878,9 +83294,6 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2411
-    testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -81888,9 +83301,20 @@
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:395: Comparing: "test2" vs "test2"
@@ -81908,21 +83332,14 @@
     testutil.go:509: Offset: 0, NextOffset: 2221
     testutil.go:509: Offset: 106, NextOffset: 2411
     testutil.go:509: Offset: 0, NextOffset: 2221
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":987,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1024,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1098,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1167,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1241,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1278,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt bar foo3.txt .no.prefetch.landmark foo1.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test baz.txt dev test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 390, NextOffset: 500
     testutil.go:509: Offset: 536, NextOffset: 680
@@ -81932,26 +83349,26 @@
     testutil.go:509: Offset: 500, NextOffset: 606
     testutil.go:509: Offset: 680, NextOffset: 786
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 606, NextOffset: 987
-    testutil.go:509: Offset: 786, NextOffset: 1167
+    testutil.go:509: Offset: 606, NextOffset: 986
+    testutil.go:509: Offset: 786, NextOffset: 1166
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 987, NextOffset: 1024
-    testutil.go:509: Offset: 1167, NextOffset: 1204
-    testutil.go:509: Offset: 1024, NextOffset: 1061
-    testutil.go:509: Offset: 1204, NextOffset: 1241
-    testutil.go:509: Offset: 1061, NextOffset: 1098
-    testutil.go:509: Offset: 1241, NextOffset: 1278
-    testutil.go:509: Offset: 1098, NextOffset: 2579
-    testutil.go:509: Offset: 1278, NextOffset: 2931
+    testutil.go:509: Offset: 986, NextOffset: 1023
+    testutil.go:509: Offset: 1166, NextOffset: 1203
+    testutil.go:509: Offset: 1023, NextOffset: 1060
+    testutil.go:509: Offset: 1203, NextOffset: 1240
+    testutil.go:509: Offset: 1060, NextOffset: 1097
+    testutil.go:509: Offset: 1240, NextOffset: 1277
+    testutil.go:509: Offset: 1097, NextOffset: 2581
+    testutil.go:509: Offset: 1277, NextOffset: 2932
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -81981,15 +83398,24 @@
     testutil.go:509: Offset: 285, NextOffset: 390
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink test dev test2 baz.txt bar foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test baz.txt dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 786, NextOffset: 1166
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 606, NextOffset: 986
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1166, NextOffset: 1203
+    testutil.go:509: Offset: 986, NextOffset: 1023
+    testutil.go:509: Offset: 1203, NextOffset: 1240
+    testutil.go:509: Offset: 1023, NextOffset: 1060
+    testutil.go:509: Offset: 1240, NextOffset: 1277
+    testutil.go:509: Offset: 1060, NextOffset: 1097
+    testutil.go:509: Offset: 1277, NextOffset: 2932
+    testutil.go:509: Offset: 1097, NextOffset: 2581
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -82003,6 +83429,14 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -82016,63 +83450,23 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:509: Offset: 390, NextOffset: 500
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 680, NextOffset: 786
     testutil.go:509: Offset: 500, NextOffset: 606
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 786, NextOffset: 1167
-    testutil.go:509: Offset: 606, NextOffset: 987
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 680
-    testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1167, NextOffset: 1204
-    testutil.go:509: Offset: 987, NextOffset: 1024
-    testutil.go:509: Offset: 1204, NextOffset: 1241
-    testutil.go:509: Offset: 1024, NextOffset: 1061
-    testutil.go:509: Offset: 1241, NextOffset: 1278
-    testutil.go:509: Offset: 1061, NextOffset: 1098
-    testutil.go:509: Offset: 1278, NextOffset: 2931
-    testutil.go:509: Offset: 1098, NextOffset: 2579
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [barlink test test2 .no.prefetch.landmark baz.txt foo3.txt dev foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt foo3.txt baz.txt bar barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -82080,125 +83474,128 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test test2 .no.prefetch.landmark baz.txt foo3.txt dev foo1.txt bar barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2398
-    testutil.go:509: Offset: 0, NextOffset: 2210
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":138,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":506,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":998,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1035,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1072,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1109,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":540,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":795,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1178,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1289,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt bar foo1.txt]
+    testutil.go:401: Directory: "" vs "": [bar barlink test dev test2 .no.prefetch.landmark foo1.txt foo3.txt baz.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 506, NextOffset: 615
-    testutil.go:509: Offset: 686, NextOffset: 795
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 615, NextOffset: 998
-    testutil.go:509: Offset: 795, NextOffset: 1178
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 998, NextOffset: 1035
-    testutil.go:509: Offset: 1178, NextOffset: 1215
-    testutil.go:509: Offset: 1035, NextOffset: 1072
-    testutil.go:509: Offset: 1215, NextOffset: 1252
-    testutil.go:509: Offset: 1072, NextOffset: 1109
-    testutil.go:509: Offset: 1252, NextOffset: 1289
-    testutil.go:509: Offset: 1109, NextOffset: 2591
-    testutil.go:509: Offset: 1289, NextOffset: 2944
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+    testutil.go:509: Offset: 106, NextOffset: 2399
+    testutil.go:509: Offset: 0, NextOffset: 2211
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":138,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":506,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":998,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1035,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1072,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1109,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":540,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":795,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1178,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1289,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo3.txt dev test2 foo1.txt bar barlink test .no.prefetch.landmark]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -82230,16 +83627,48 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 394, NextOffset: 506
     testutil.go:509: Offset: 540, NextOffset: 686
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 506, NextOffset: 615
+    testutil.go:509: Offset: 686, NextOffset: 795
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 615, NextOffset: 998
+    testutil.go:509: Offset: 795, NextOffset: 1178
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 998, NextOffset: 1035
+    testutil.go:509: Offset: 1178, NextOffset: 1215
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 1215, NextOffset: 1252
+    testutil.go:509: Offset: 1072, NextOffset: 1109
+    testutil.go:509: Offset: 1252, NextOffset: 1289
+    testutil.go:509: Offset: 1109, NextOffset: 2591
+    testutil.go:509: Offset: 1289, NextOffset: 2944
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [barlink test .no.prefetch.landmark baz.txt foo3.txt dev test2 foo1.txt bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 540, NextOffset: 686
+    testutil.go:509: Offset: 394, NextOffset: 506
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 686, NextOffset: 795
+    testutil.go:509: Offset: 506, NextOffset: 615
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1178, NextOffset: 1215
+    testutil.go:509: Offset: 998, NextOffset: 1035
+    testutil.go:509: Offset: 1215, NextOffset: 1252
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 1252, NextOffset: 1289
+    testutil.go:509: Offset: 1072, NextOffset: 1109
+    testutil.go:509: Offset: 1289, NextOffset: 2944
+    testutil.go:509: Offset: 1109, NextOffset: 2591
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 215, NextOffset: 252
     testutil.go:509: Offset: 101, NextOffset: 138
@@ -82253,6 +83682,17 @@
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 400, NextOffset: 540
     testutil.go:509: Offset: 286, NextOffset: 394
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 795, NextOffset: 1178
+    testutil.go:509: Offset: 615, NextOffset: 998
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 215, NextOffset: 252
     testutil.go:509: Offset: 101, NextOffset: 138
@@ -82266,56 +83706,29 @@
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 400, NextOffset: 540
     testutil.go:509: Offset: 286, NextOffset: 394
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 686, NextOffset: 795
-    testutil.go:509: Offset: 506, NextOffset: 615
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 540, NextOffset: 686
-    testutil.go:509: Offset: 394, NextOffset: 506
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 795, NextOffset: 1178
-    testutil.go:509: Offset: 615, NextOffset: 998
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1178, NextOffset: 1215
-    testutil.go:509: Offset: 998, NextOffset: 1035
-    testutil.go:509: Offset: 1215, NextOffset: 1252
-    testutil.go:509: Offset: 1035, NextOffset: 1072
-    testutil.go:509: Offset: 1252, NextOffset: 1289
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1072, NextOffset: 1109
-    testutil.go:509: Offset: 1289, NextOffset: 2944
-    testutil.go:509: Offset: 1109, NextOffset: 2591
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink baz.txt test dev test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 foo3.txt .no.prefetch.landmark baz.txt foo1.txt bar barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -82323,79 +83736,79 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink baz.txt test dev test2 .no.prefetch.landmark foo1.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev test2 foo3.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -82403,32 +83816,31 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-    testutil.go:509: Offset: 106, NextOffset: 2424
-    testutil.go:509: Offset: 0, NextOffset: 2230
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 2419
+    testutil.go:509: Offset: 0, NextOffset: 2226
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:509: Offset: 589, NextOffset: 683
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo3.txt dev baz.txt foo1.txt bar barlink test test2]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 537, NextOffset: 836
     testutil.go:509: Offset: 683, NextOffset: 982
@@ -82440,14 +83852,12 @@
     testutil.go:509: Offset: 982, NextOffset: 1015
     testutil.go:509: Offset: 869, NextOffset: 902
     testutil.go:509: Offset: 1015, NextOffset: 1048
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 902, NextOffset: 935
     testutil.go:509: Offset: 1048, NextOffset: 1081
     testutil.go:509: Offset: 935, NextOffset: 2225
-    testutil.go:509: Offset: 1081, NextOffset: 2512
+    testutil.go:509: Offset: 1081, NextOffset: 2510
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -82475,8 +83885,6 @@
     testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 248, NextOffset: 281
     testutil.go:509: Offset: 185, NextOffset: 218
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 281, NextOffset: 314
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 314, NextOffset: 347
@@ -82485,8 +83893,14 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:509: Offset: 589, NextOffset: 683
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink test test2 .no.prefetch.landmark foo3.txt dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -82496,19 +83910,15 @@
     testutil.go:509: Offset: 869, NextOffset: 902
     testutil.go:509: Offset: 1048, NextOffset: 1081
     testutil.go:509: Offset: 902, NextOffset: 935
-    testutil.go:509: Offset: 1081, NextOffset: 2512
+    testutil.go:509: Offset: 1081, NextOffset: 2510
     testutil.go:509: Offset: 935, NextOffset: 2225
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 215, NextOffset: 248
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 248, NextOffset: 281
@@ -82519,6 +83929,15 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 683, NextOffset: 982
+    testutil.go:509: Offset: 537, NextOffset: 836
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -82536,182 +83955,167 @@
     testutil.go:509: Offset: 466, NextOffset: 589
     testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "bar" vs "bar"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 589, NextOffset: 683
     testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 683, NextOffset: 982
-    testutil.go:509: Offset: 537, NextOffset: 836
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo3.txt test dev test2 .no.prefetch.landmark foo1.txt bar barlink]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt bar foo3.txt test test2 foo1.txt barlink dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink baz.txt foo3.txt test dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt test test2 foo1.txt barlink dev .no.prefetch.landmark baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-    testutil.go:509: Offset: 90, NextOffset: 1871
-    testutil.go:509: Offset: 0, NextOffset: 1705
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":847,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":880,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":913,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":946,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":993,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1059,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt foo1.txt bar test dev test2 .no.prefetch.landmark foo3.txt barlink]
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:509: Offset: 595, NextOffset: 691
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 847
-    testutil.go:509: Offset: 691, NextOffset: 993
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 847, NextOffset: 880
-    testutil.go:509: Offset: 993, NextOffset: 1026
-    testutil.go:509: Offset: 880, NextOffset: 913
-    testutil.go:509: Offset: 1026, NextOffset: 1059
-    testutil.go:509: Offset: 913, NextOffset: 946
-    testutil.go:509: Offset: 1059, NextOffset: 1092
-    testutil.go:509: Offset: 946, NextOffset: 2239
-    testutil.go:509: Offset: 1092, NextOffset: 2528
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+    testutil.go:509: Offset: 90, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1704
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":846,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":879,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":912,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":945,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":992,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1025,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1058,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1091,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt foo3.txt barlink test2 .no.prefetch.landmark baz.txt bar test dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 846, NextOffset: 879
+    testutil.go:509: Offset: 992, NextOffset: 1025
+    testutil.go:509: Offset: 879, NextOffset: 912
+    testutil.go:509: Offset: 1025, NextOffset: 1058
+    testutil.go:509: Offset: 912, NextOffset: 945
+    testutil.go:509: Offset: 1058, NextOffset: 1091
+    testutil.go:509: Offset: 945, NextOffset: 2241
+    testutil.go:509: Offset: 1091, NextOffset: 2528
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 121, NextOffset: 154
@@ -82740,12 +84144,17 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:509: Offset: 470, NextOffset: 595
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar test dev test2 .no.prefetch.landmark foo3.txt barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:509: Offset: 595, NextOffset: 691
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 691, NextOffset: 993
-    testutil.go:509: Offset: 545, NextOffset: 847
+    testutil.go:509: Offset: 545, NextOffset: 846
+    testutil.go:509: Offset: 691, NextOffset: 992
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test2 .no.prefetch.landmark baz.txt bar test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -82759,9 +84168,6 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 470, NextOffset: 595
-    testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -82770,20 +84176,27 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 993, NextOffset: 1026
-    testutil.go:509: Offset: 847, NextOffset: 880
-    testutil.go:509: Offset: 1026, NextOffset: 1059
-    testutil.go:509: Offset: 880, NextOffset: 913
-    testutil.go:509: Offset: 1059, NextOffset: 1092
-    testutil.go:509: Offset: 913, NextOffset: 946
-    testutil.go:509: Offset: 1092, NextOffset: 2528
-    testutil.go:509: Offset: 946, NextOffset: 2239
+    testutil.go:509: Offset: 992, NextOffset: 1025
+    testutil.go:509: Offset: 846, NextOffset: 879
+    testutil.go:509: Offset: 1025, NextOffset: 1058
+    testutil.go:509: Offset: 879, NextOffset: 912
+    testutil.go:509: Offset: 1058, NextOffset: 1091
+    testutil.go:509: Offset: 912, NextOffset: 945
+    testutil.go:509: Offset: 1091, NextOffset: 2528
+    testutil.go:509: Offset: 945, NextOffset: 2241
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 691, NextOffset: 992
+    testutil.go:509: Offset: 545, NextOffset: 846
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -82800,145 +84213,158 @@
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test .no.prefetch.landmark dev]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt bar barlink test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test .no.prefetch.landmark dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test2 foo3.txt test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1875
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 90, NextOffset: 1873
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":843,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":876,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":909,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":942,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1022,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1055,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1088,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":844,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":877,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":910,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":943,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":990,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1056,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1089,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark bar barlink test baz.txt foo1.txt foo3.txt dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt test]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 844, NextOffset: 877
+    testutil.go:509: Offset: 990, NextOffset: 1023
+    testutil.go:509: Offset: 877, NextOffset: 910
+    testutil.go:509: Offset: 1023, NextOffset: 1056
+    testutil.go:509: Offset: 910, NextOffset: 943
+    testutil.go:509: Offset: 1056, NextOffset: 1089
+    testutil.go:509: Offset: 943, NextOffset: 2233
+    testutil.go:509: Offset: 1089, NextOffset: 2523
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -82976,34 +84402,11 @@
     testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 843
-    testutil.go:509: Offset: 687, NextOffset: 989
+    testutil.go:509: Offset: 541, NextOffset: 844
+    testutil.go:509: Offset: 687, NextOffset: 990
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 843, NextOffset: 876
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1022, NextOffset: 1055
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1055, NextOffset: 1088
-    testutil.go:509: Offset: 942, NextOffset: 2233
-    testutil.go:509: Offset: 1088, NextOffset: 2522
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt dev test2 .no.prefetch.landmark bar barlink test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 843, NextOffset: 876
-    testutil.go:509: Offset: 1022, NextOffset: 1055
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1055, NextOffset: 1088
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1088, NextOffset: 2522
-    testutil.go:509: Offset: 942, NextOffset: 2233
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt test baz.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -83017,18 +84420,21 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 687
+    testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 989
-    testutil.go:509: Offset: 541, NextOffset: 843
+    testutil.go:509: Offset: 687, NextOffset: 990
+    testutil.go:509: Offset: 541, NextOffset: 844
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -83044,29 +84450,27 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 687
-    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 990, NextOffset: 1023
+    testutil.go:509: Offset: 844, NextOffset: 877
+    testutil.go:509: Offset: 1023, NextOffset: 1056
+    testutil.go:509: Offset: 877, NextOffset: 910
+    testutil.go:509: Offset: 1056, NextOffset: 1089
+    testutil.go:509: Offset: 910, NextOffset: 943
+    testutil.go:509: Offset: 1089, NextOffset: 2523
+    testutil.go:509: Offset: 943, NextOffset: 2233
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt bar barlink test dev test2 .no.prefetch.landmark baz.txt foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1709
-    testutil.go:509: Offset: 90, NextOffset: 1872
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1709
-    testutil.go:509: Offset: 90, NextOffset: 1872
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt bar barlink test .no.prefetch.landmark foo1.txt foo3.txt dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -83079,7 +84483,7 @@
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -83115,20 +84519,20 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test dev test2 .no.prefetch.landmark baz.txt foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1709
+    testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt dev test2 baz.txt bar barlink test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
@@ -83137,14 +84541,12 @@
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 90, NextOffset: 1872
+    testutil.go:509: Offset: 0, NextOffset: 1709
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 1872
+    testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
@@ -83158,9 +84560,15 @@
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
@@ -83169,22 +84577,28 @@
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 1872
     testutil.go:509: Offset: 0, NextOffset: 1709
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":850,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":883,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":916,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":949,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":996,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1029,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1062,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1095,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [barlink dev .no.prefetch.landmark baz.txt foo1.txt test test2 bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev test test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -83226,22 +84640,43 @@
     testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:509: Offset: 598, NextOffset: 695
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 850
-    testutil.go:509: Offset: 695, NextOffset: 996
+    testutil.go:509: Offset: 549, NextOffset: 851
+    testutil.go:509: Offset: 695, NextOffset: 997
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 850, NextOffset: 883
-    testutil.go:509: Offset: 996, NextOffset: 1029
-    testutil.go:509: Offset: 883, NextOffset: 916
-    testutil.go:509: Offset: 1029, NextOffset: 1062
-    testutil.go:509: Offset: 916, NextOffset: 949
-    testutil.go:509: Offset: 1062, NextOffset: 1095
-    testutil.go:509: Offset: 949, NextOffset: 2246
-    testutil.go:509: Offset: 1095, NextOffset: 2536
+    testutil.go:509: Offset: 851, NextOffset: 884
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 884, NextOffset: 917
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 917, NextOffset: 950
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 950, NextOffset: 2248
+    testutil.go:509: Offset: 1096, NextOffset: 2536
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 bar foo3.txt barlink dev .no.prefetch.landmark baz.txt foo1.txt test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink dev test test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 695, NextOffset: 997
+    testutil.go:509: Offset: 549, NextOffset: 851
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 851, NextOffset: 884
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 884, NextOffset: 917
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 917, NextOffset: 950
+    testutil.go:509: Offset: 1096, NextOffset: 2536
+    testutil.go:509: Offset: 950, NextOffset: 2248
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -83257,28 +84692,11 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 695
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 695, NextOffset: 996
-    testutil.go:509: Offset: 549, NextOffset: 850
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 89, NextOffset: 122
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 122, NextOffset: 155
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 251, NextOffset: 284
     testutil.go:509: Offset: 155, NextOffset: 188
     testutil.go:509: Offset: 284, NextOffset: 317
@@ -83290,28 +84708,19 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 472, NextOffset: 598
     testutil.go:509: Offset: 351, NextOffset: 452
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 996, NextOffset: 1029
-    testutil.go:509: Offset: 850, NextOffset: 883
-    testutil.go:509: Offset: 1029, NextOffset: 1062
-    testutil.go:509: Offset: 883, NextOffset: 916
-    testutil.go:509: Offset: 1062, NextOffset: 1095
-    testutil.go:509: Offset: 916, NextOffset: 949
-    testutil.go:509: Offset: 1095, NextOffset: 2536
-    testutil.go:509: Offset: 949, NextOffset: 2246
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 695
+    testutil.go:509: Offset: 452, NextOffset: 549
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark test]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt barlink test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -83325,17 +84734,15 @@
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1720
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
@@ -83367,11 +84774,12 @@
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1720
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark test baz.txt foo1.txt bar foo3.txt barlink dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test2 bar foo3.txt test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
@@ -83388,21 +84796,7 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1879
-    testutil.go:509: Offset: 0, NextOffset: 1720
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1879
-    testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -83418,6 +84812,14 @@
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:509: Offset: 0, NextOffset: 1720
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1879
+    testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -83429,20 +84831,23 @@
     testutil.go:509: Offset: 0, NextOffset: 1720
     testutil.go:509: Offset: 90, NextOffset: 1879
     testutil.go:509: Offset: 0, NextOffset: 1720
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":927,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":960,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":993,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1026,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1073,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1106,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1139,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1172,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":927,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":960,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":993,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1026,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1073,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1106,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1139,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1172,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt foo3.txt barlink test dev .no.prefetch.landmark bar test2 baz.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 927
-    testutil.go:509: Offset: 683, NextOffset: 1073
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink dev bar test test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -83452,10 +84857,10 @@
     testutil.go:509: Offset: 1106, NextOffset: 1139
     testutil.go:509: Offset: 993, NextOffset: 1026
     testutil.go:509: Offset: 1139, NextOffset: 1172
-    testutil.go:509: Offset: 1026, NextOffset: 2404
-    testutil.go:509: Offset: 1172, NextOffset: 2694
+    testutil.go:509: Offset: 1026, NextOffset: 2403
+    testutil.go:509: Offset: 1172, NextOffset: 2697
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -83496,8 +84901,28 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 589, NextOffset: 683
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 537, NextOffset: 927
+    testutil.go:509: Offset: 683, NextOffset: 1073
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark bar test2 baz.txt foo1.txt foo3.txt barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [barlink dev bar test test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 589, NextOffset: 683
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1073, NextOffset: 1106
+    testutil.go:509: Offset: 927, NextOffset: 960
+    testutil.go:509: Offset: 1106, NextOffset: 1139
+    testutil.go:509: Offset: 960, NextOffset: 993
+    testutil.go:509: Offset: 1139, NextOffset: 1172
+    testutil.go:509: Offset: 993, NextOffset: 1026
+    testutil.go:509: Offset: 1172, NextOffset: 2697
+    testutil.go:509: Offset: 1026, NextOffset: 2403
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -83533,163 +84958,144 @@
     testutil.go:509: Offset: 683, NextOffset: 1073
     testutil.go:509: Offset: 537, NextOffset: 927
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1073, NextOffset: 1106
-    testutil.go:509: Offset: 927, NextOffset: 960
-    testutil.go:509: Offset: 1106, NextOffset: 1139
-    testutil.go:509: Offset: 960, NextOffset: 993
-    testutil.go:509: Offset: 1139, NextOffset: 1172
-    testutil.go:509: Offset: 993, NextOffset: 1026
-    testutil.go:509: Offset: 1172, NextOffset: 2694
-    testutil.go:509: Offset: 1026, NextOffset: 2404
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 589, NextOffset: 683
-    testutil.go:509: Offset: 443, NextOffset: 537
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [dev baz.txt foo1.txt foo3.txt test2 .no.prefetch.landmark bar barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt foo3.txt test test2 .no.prefetch.landmark baz.txt bar barlink dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev baz.txt foo1.txt foo3.txt test2 .no.prefetch.landmark bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test test2 .no.prefetch.landmark baz.txt bar barlink dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
-    testutil.go:509: Offset: 90, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1849
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
+    testutil.go:509: Offset: 90, NextOffset: 2011
+    testutil.go:509: Offset: 0, NextOffset: 1848
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":936,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":969,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1002,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1035,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1082,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1148,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1181,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":936,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":969,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1002,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1035,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1082,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1148,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1181,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test dev test2 baz.txt bar .no.prefetch.landmark foo1.txt foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test test2 bar foo3.txt dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 184, NextOffset: 217
@@ -83705,8 +85111,6 @@
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 349, NextOffset: 449
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 470, NextOffset: 595
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
@@ -83726,14 +85130,14 @@
     testutil.go:509: Offset: 1115, NextOffset: 1148
     testutil.go:509: Offset: 1002, NextOffset: 1035
     testutil.go:509: Offset: 1148, NextOffset: 1181
-    testutil.go:509: Offset: 1035, NextOffset: 2417
-    testutil.go:509: Offset: 1181, NextOffset: 2706
+    testutil.go:509: Offset: 1035, NextOffset: 2415
+    testutil.go:509: Offset: 1181, NextOffset: 2708
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -83750,35 +85154,13 @@
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test dev test2 baz.txt bar .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 470, NextOffset: 595
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 691, NextOffset: 1082
-    testutil.go:509: Offset: 545, NextOffset: 936
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1082, NextOffset: 1115
-    testutil.go:509: Offset: 936, NextOffset: 969
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1115, NextOffset: 1148
-    testutil.go:509: Offset: 969, NextOffset: 1002
-    testutil.go:509: Offset: 1148, NextOffset: 1181
-    testutil.go:509: Offset: 1002, NextOffset: 1035
-    testutil.go:509: Offset: 1181, NextOffset: 2706
-    testutil.go:509: Offset: 1035, NextOffset: 2417
+    testutil.go:401: Directory: "" vs "": [foo1.txt barlink test test2 bar foo3.txt dev .no.prefetch.landmark baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -83792,6 +85174,23 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1082, NextOffset: 1115
+    testutil.go:509: Offset: 936, NextOffset: 969
+    testutil.go:509: Offset: 1115, NextOffset: 1148
+    testutil.go:509: Offset: 969, NextOffset: 1002
+    testutil.go:509: Offset: 1148, NextOffset: 1181
+    testutil.go:509: Offset: 1002, NextOffset: 1035
+    testutil.go:509: Offset: 1181, NextOffset: 2708
+    testutil.go:509: Offset: 1035, NextOffset: 2415
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -83810,33 +85209,18 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 595, NextOffset: 691
     testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 691, NextOffset: 1082
+    testutil.go:509: Offset: 545, NextOffset: 936
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo3.txt barlink test baz.txt foo1.txt bar dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1857
-    testutil.go:509: Offset: 90, NextOffset: 2020
-    testutil.go:509: Offset: 0, NextOffset: 1857
-    testutil.go:509: Offset: 90, NextOffset: 2020
-    testutil.go:509: Offset: 0, NextOffset: 1857
-    testutil.go:509: Offset: 90, NextOffset: 2020
-    testutil.go:509: Offset: 0, NextOffset: 1857
-    testutil.go:509: Offset: 90, NextOffset: 2020
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt barlink dev .no.prefetch.landmark baz.txt bar foo3.txt test test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -83876,16 +85260,10 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test baz.txt foo1.txt bar dev test2 .no.prefetch.landmark foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2020
-    testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
@@ -83893,9 +85271,16 @@
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 2020
-    testutil.go:509: Offset: 0, NextOffset: 1857
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test test2 foo1.txt barlink dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
@@ -83906,7 +85291,6 @@
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:395: Comparing: "bar" vs "bar"
@@ -83914,12 +85298,20 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2020
+    testutil.go:509: Offset: 0, NextOffset: 1857
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2020
+    testutil.go:509: Offset: 0, NextOffset: 1857
+    testutil.go:509: Offset: 90, NextOffset: 2020
+    testutil.go:509: Offset: 0, NextOffset: 1857
+    testutil.go:509: Offset: 90, NextOffset: 2020
+    testutil.go:509: Offset: 0, NextOffset: 1857
+    testutil.go:509: Offset: 90, NextOffset: 2020
+    testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -83935,30 +85327,38 @@
     testutil.go:509: Offset: 0, NextOffset: 1857
     testutil.go:509: Offset: 90, NextOffset: 2020
     testutil.go:509: Offset: 0, NextOffset: 1857
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2020
+    testutil.go:509: Offset: 0, NextOffset: 1857
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":931,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":964,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":997,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1030,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1077,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1143,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1176,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":932,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":965,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":998,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1031,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1078,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1144,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1177,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev .no.prefetch.landmark baz.txt bar foo3.txt barlink test test2 foo1.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo3.txt test test2 foo1.txt bar barlink dev .no.prefetch.landmark]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 931, NextOffset: 964
-    testutil.go:509: Offset: 1077, NextOffset: 1110
-    testutil.go:509: Offset: 964, NextOffset: 997
-    testutil.go:509: Offset: 1110, NextOffset: 1143
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1143, NextOffset: 1176
-    testutil.go:509: Offset: 1030, NextOffset: 2410
-    testutil.go:509: Offset: 1176, NextOffset: 2704
+    testutil.go:509: Offset: 932, NextOffset: 965
+    testutil.go:509: Offset: 1078, NextOffset: 1111
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 1111, NextOffset: 1144
+    testutil.go:509: Offset: 998, NextOffset: 1031
+    testutil.go:509: Offset: 1144, NextOffset: 1177
+    testutil.go:509: Offset: 1031, NextOffset: 2409
+    testutil.go:509: Offset: 1177, NextOffset: 2705
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -83980,8 +85380,6 @@
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 216, NextOffset: 249
@@ -84002,12 +85400,11 @@
     testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 931
-    testutil.go:509: Offset: 687, NextOffset: 1077
+    testutil.go:509: Offset: 541, NextOffset: 932
+    testutil.go:509: Offset: 687, NextOffset: 1078
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink test test2 foo1.txt dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [test test2 foo1.txt bar barlink dev .no.prefetch.landmark baz.txt foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -84021,23 +85418,28 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 687, NextOffset: 1078
+    testutil.go:509: Offset: 541, NextOffset: 932
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1078, NextOffset: 1111
+    testutil.go:509: Offset: 932, NextOffset: 965
+    testutil.go:509: Offset: 1111, NextOffset: 1144
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 1144, NextOffset: 1177
+    testutil.go:509: Offset: 998, NextOffset: 1031
+    testutil.go:509: Offset: 1177, NextOffset: 2705
+    testutil.go:509: Offset: 1031, NextOffset: 2409
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 216, NextOffset: 249
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 249, NextOffset: 282
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 282, NextOffset: 315
     testutil.go:509: Offset: 186, NextOffset: 219
@@ -84045,175 +85447,156 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 1077
-    testutil.go:509: Offset: 541, NextOffset: 931
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1077, NextOffset: 1110
-    testutil.go:509: Offset: 931, NextOffset: 964
-    testutil.go:509: Offset: 1110, NextOffset: 1143
-    testutil.go:509: Offset: 964, NextOffset: 997
-    testutil.go:509: Offset: 1143, NextOffset: 1176
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1176, NextOffset: 2704
-    testutil.go:509: Offset: 1030, NextOffset: 2410
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark barlink test2 baz.txt foo1.txt bar foo3.txt test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 90, NextOffset: 2017
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 90, NextOffset: 2017
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark barlink test2 baz.txt foo1.txt bar foo3.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 90, NextOffset: 2017
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 90, NextOffset: 2017
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 90, NextOffset: 2017
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2017
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 90, NextOffset: 2017
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 90, NextOffset: 2017
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
-    testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:509: Offset: 90, NextOffset: 2017
-    testutil.go:509: Offset: 0, NextOffset: 1851
+    testutil.go:509: Offset: 0, NextOffset: 1850
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":941,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":974,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1007,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1040,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1087,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1186,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":941,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":974,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1007,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1040,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1087,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1186,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar barlink test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 89, NextOffset: 122
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 122, NextOffset: 155
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 155, NextOffset: 188
-    testutil.go:509: Offset: 251, NextOffset: 284
-    testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 284, NextOffset: 317
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 317, NextOffset: 350
-    testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:509: Offset: 350, NextOffset: 472
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar barlink test dev foo1.txt foo3.txt test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:509: Offset: 472, NextOffset: 598
@@ -84235,14 +85618,14 @@
     testutil.go:509: Offset: 1120, NextOffset: 1153
     testutil.go:509: Offset: 1007, NextOffset: 1040
     testutil.go:509: Offset: 1153, NextOffset: 1186
-    testutil.go:509: Offset: 1040, NextOffset: 2422
-    testutil.go:509: Offset: 1186, NextOffset: 2714
+    testutil.go:509: Offset: 1040, NextOffset: 2421
+    testutil.go:509: Offset: 1186, NextOffset: 2715
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -84258,8 +85641,21 @@
     testutil.go:509: Offset: 317, NextOffset: 350
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:509: Offset: 350, NextOffset: 472
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 89, NextOffset: 122
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 122, NextOffset: 155
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 155, NextOffset: 188
+    testutil.go:509: Offset: 251, NextOffset: 284
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 284, NextOffset: 317
+    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 317, NextOffset: 350
+    testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test2 foo1.txt foo3.txt test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test2 .no.prefetch.landmark baz.txt bar barlink test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -84279,6 +85675,29 @@
     testutil.go:509: Offset: 598, NextOffset: 695
     testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1087, NextOffset: 1120
+    testutil.go:509: Offset: 941, NextOffset: 974
+    testutil.go:509: Offset: 1120, NextOffset: 1153
+    testutil.go:509: Offset: 974, NextOffset: 1007
+    testutil.go:509: Offset: 1153, NextOffset: 1186
+    testutil.go:509: Offset: 1007, NextOffset: 1040
+    testutil.go:509: Offset: 1186, NextOffset: 2715
+    testutil.go:509: Offset: 1040, NextOffset: 2421
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 472, NextOffset: 598
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 695, NextOffset: 1087
+    testutil.go:509: Offset: 549, NextOffset: 941
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -84294,163 +85713,143 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 472, NextOffset: 598
-    testutil.go:509: Offset: 351, NextOffset: 452
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 695, NextOffset: 1087
-    testutil.go:509: Offset: 549, NextOffset: 941
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1087, NextOffset: 1120
-    testutil.go:509: Offset: 941, NextOffset: 974
-    testutil.go:509: Offset: 1120, NextOffset: 1153
-    testutil.go:509: Offset: 974, NextOffset: 1007
-    testutil.go:509: Offset: 1153, NextOffset: 1186
-    testutil.go:509: Offset: 1007, NextOffset: 1040
-    testutil.go:509: Offset: 1186, NextOffset: 2714
-    testutil.go:509: Offset: 1040, NextOffset: 2422
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar barlink test2 foo1.txt foo3.txt test dev .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink dev test2 foo1.txt test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo1.txt test .no.prefetch.landmark baz.txt bar foo3.txt barlink dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:509: Offset: 90, NextOffset: 2023
-    testutil.go:509: Offset: 0, NextOffset: 1862
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
+    testutil.go:509: Offset: 90, NextOffset: 2024
+    testutil.go:509: Offset: 0, NextOffset: 1863
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":118,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":184,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":217,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":250,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":343,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":440,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":181,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":280,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":313,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":346,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":464,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":586,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":118,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":184,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":217,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":250,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":343,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":440,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":181,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":280,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":313,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":346,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":464,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":586,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar foo3.txt test dev test2 .no.prefetch.landmark foo1.txt barlink baz.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev baz.txt bar foo3.txt barlink test2 .no.prefetch.landmark foo1.txt test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 343, NextOffset: 440
+    testutil.go:509: Offset: 464, NextOffset: 586
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -84469,14 +85868,14 @@
     testutil.go:509: Offset: 1015, NextOffset: 1048
     testutil.go:509: Offset: 902, NextOffset: 935
     testutil.go:509: Offset: 1048, NextOffset: 1081
-    testutil.go:509: Offset: 935, NextOffset: 2225
+    testutil.go:509: Offset: 935, NextOffset: 2224
     testutil.go:509: Offset: 1081, NextOffset: 2513
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -84505,19 +85904,28 @@
     testutil.go:509: Offset: 313, NextOffset: 346
     testutil.go:509: Offset: 250, NextOffset: 343
     testutil.go:509: Offset: 346, NextOffset: 464
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt test dev baz.txt bar foo3.txt barlink test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 343, NextOffset: 440
     testutil.go:509: Offset: 464, NextOffset: 586
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink baz.txt bar foo3.txt test dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:509: Offset: 343, NextOffset: 440
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 836, NextOffset: 869
+    testutil.go:509: Offset: 1015, NextOffset: 1048
+    testutil.go:509: Offset: 869, NextOffset: 902
+    testutil.go:509: Offset: 1048, NextOffset: 1081
+    testutil.go:509: Offset: 902, NextOffset: 935
+    testutil.go:509: Offset: 1081, NextOffset: 2513
+    testutil.go:509: Offset: 935, NextOffset: 2224
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 85, NextOffset: 118
@@ -84531,10 +85939,17 @@
     testutil.go:509: Offset: 217, NextOffset: 250
     testutil.go:509: Offset: 346, NextOffset: 464
     testutil.go:509: Offset: 250, NextOffset: 343
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 464, NextOffset: 586
-    testutil.go:509: Offset: 343, NextOffset: 440
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 586, NextOffset: 679
+    testutil.go:509: Offset: 440, NextOffset: 533
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 679, NextOffset: 982
+    testutil.go:509: Offset: 533, NextOffset: 836
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 85, NextOffset: 118
@@ -84548,37 +85963,17 @@
     testutil.go:509: Offset: 217, NextOffset: 250
     testutil.go:509: Offset: 346, NextOffset: 464
     testutil.go:509: Offset: 250, NextOffset: 343
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 586, NextOffset: 679
-    testutil.go:509: Offset: 440, NextOffset: 533
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 679, NextOffset: 982
-    testutil.go:509: Offset: 533, NextOffset: 836
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 836, NextOffset: 869
-    testutil.go:509: Offset: 1015, NextOffset: 1048
-    testutil.go:509: Offset: 869, NextOffset: 902
-    testutil.go:509: Offset: 1048, NextOffset: 1081
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 902, NextOffset: 935
-    testutil.go:509: Offset: 1081, NextOffset: 2513
-    testutil.go:509: Offset: 935, NextOffset: 2225
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 .no.prefetch.landmark baz.txt foo1.txt barlink dev bar foo3.txt test]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt dev test2 bar foo3.txt barlink test .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -84586,131 +85981,145 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt test test2 .no.prefetch.landmark baz.txt foo1.txt barlink dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt dev test2 bar foo3.txt barlink test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 90, NextOffset: 1874
-    testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:509: Offset: 90, NextOffset: 1876
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":849,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":882,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":995,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1094,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":849,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":882,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":995,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1094,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [dev .no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar barlink test dev test2 .no.prefetch.landmark foo1.txt foo3.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 120, NextOffset: 153
+    testutil.go:509: Offset: 216, NextOffset: 249
+    testutil.go:509: Offset: 153, NextOffset: 186
+    testutil.go:509: Offset: 249, NextOffset: 282
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 282, NextOffset: 315
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 315, NextOffset: 348
+    testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 216, NextOffset: 249
@@ -84743,31 +86152,32 @@
     testutil.go:509: Offset: 1028, NextOffset: 1061
     testutil.go:509: Offset: 915, NextOffset: 948
     testutil.go:509: Offset: 1061, NextOffset: 1094
-    testutil.go:509: Offset: 948, NextOffset: 2241
+    testutil.go:509: Offset: 948, NextOffset: 2242
     testutil.go:509: Offset: 1094, NextOffset: 2528
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar barlink test dev test2 .no.prefetch.landmark foo1.txt foo3.txt baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 687, NextOffset: 995
+    testutil.go:509: Offset: 541, NextOffset: 849
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 120, NextOffset: 153
+    testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 216, NextOffset: 249
-    testutil.go:509: Offset: 153, NextOffset: 186
+    testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 249, NextOffset: 282
-    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 282, NextOffset: 315
-    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 315, NextOffset: 348
-    testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test test2 foo3.txt dev .no.prefetch.landmark baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 687
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -84778,31 +86188,15 @@
     testutil.go:509: Offset: 1061, NextOffset: 1094
     testutil.go:509: Offset: 915, NextOffset: 948
     testutil.go:509: Offset: 1094, NextOffset: 2528
-    testutil.go:509: Offset: 948, NextOffset: 2241
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 216, NextOffset: 249
-    testutil.go:509: Offset: 120, NextOffset: 153
-    testutil.go:509: Offset: 249, NextOffset: 282
-    testutil.go:509: Offset: 153, NextOffset: 186
-    testutil.go:509: Offset: 282, NextOffset: 315
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 315, NextOffset: 348
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 348, NextOffset: 468
-    testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 995
-    testutil.go:509: Offset: 541, NextOffset: 849
+    testutil.go:509: Offset: 948, NextOffset: 2242
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -84819,27 +86213,33 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 468, NextOffset: 592
     testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 687
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark foo1.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [barlink dev test2 .no.prefetch.landmark bar test baz.txt foo1.txt foo3.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:509: Offset: 90, NextOffset: 1883
+    testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:509: Offset: 90, NextOffset: 1883
+    testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:509: Offset: 90, NextOffset: 1883
+    testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -84879,21 +86279,13 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:509: Offset: 90, NextOffset: 1883
-    testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:509: Offset: 90, NextOffset: 1883
-    testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar test baz.txt foo1.txt foo3.txt barlink dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:509: Offset: 90, NextOffset: 1883
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 .no.prefetch.landmark foo1.txt baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -84905,14 +86297,6 @@
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
@@ -84929,11 +86313,19 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1883
-    testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
@@ -84942,55 +86334,19 @@
     testutil.go:509: Offset: 0, NextOffset: 1722
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 1883
     testutil.go:509: Offset: 0, NextOffset: 1722
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":843,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":876,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":909,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":942,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1022,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1055,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1088,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":842,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":875,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":908,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":941,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1021,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1054,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test test2 baz.txt dev]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 843, NextOffset: 876
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1022, NextOffset: 1055
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1055, NextOffset: 1088
-    testutil.go:509: Offset: 942, NextOffset: 2230
-    testutil.go:509: Offset: 1088, NextOffset: 2520
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 215, NextOffset: 248
-    testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 248, NextOffset: 281
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 281, NextOffset: 314
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 314, NextOffset: 347
-    testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:509: Offset: 347, NextOffset: 466
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar test dev test2 .no.prefetch.landmark foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 182, NextOffset: 215
@@ -85013,40 +86369,44 @@
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 589, NextOffset: 683
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 843
-    testutil.go:509: Offset: 683, NextOffset: 989
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test test2 baz.txt dev .no.prefetch.landmark] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:509: Offset: 537, NextOffset: 842
+    testutil.go:509: Offset: 683, NextOffset: 988
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 843, NextOffset: 876
-    testutil.go:509: Offset: 1022, NextOffset: 1055
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1055, NextOffset: 1088
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1088, NextOffset: 2520
-    testutil.go:509: Offset: 942, NextOffset: 2230
+    testutil.go:509: Offset: 842, NextOffset: 875
+    testutil.go:509: Offset: 988, NextOffset: 1021
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1021, NextOffset: 1054
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1054, NextOffset: 1087
+    testutil.go:509: Offset: 941, NextOffset: 2231
+    testutil.go:509: Offset: 1087, NextOffset: 2519
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 215, NextOffset: 248
+    testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 248, NextOffset: 281
+    testutil.go:509: Offset: 215, NextOffset: 248
     testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 281, NextOffset: 314
+    testutil.go:509: Offset: 248, NextOffset: 281
     testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 314, NextOffset: 347
+    testutil.go:509: Offset: 281, NextOffset: 314
     testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 347, NextOffset: 466
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 314, NextOffset: 347
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:509: Offset: 347, NextOffset: 466
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo3.txt barlink baz.txt foo1.txt bar test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -85060,12 +86420,6 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 466, NextOffset: 589
     testutil.go:509: Offset: 345, NextOffset: 443
@@ -85074,31 +86428,46 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 589, NextOffset: 683
     testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 988, NextOffset: 1021
+    testutil.go:509: Offset: 842, NextOffset: 875
+    testutil.go:509: Offset: 1021, NextOffset: 1054
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1054, NextOffset: 1087
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1087, NextOffset: 2519
+    testutil.go:509: Offset: 941, NextOffset: 2231
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 215, NextOffset: 248
+    testutil.go:509: Offset: 119, NextOffset: 152
+    testutil.go:509: Offset: 248, NextOffset: 281
+    testutil.go:509: Offset: 152, NextOffset: 185
+    testutil.go:509: Offset: 281, NextOffset: 314
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 314, NextOffset: 347
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 347, NextOffset: 466
+    testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 683, NextOffset: 989
-    testutil.go:509: Offset: 537, NextOffset: 843
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+    testutil.go:509: Offset: 683, NextOffset: 988
+    testutil.go:509: Offset: 537, NextOffset: 842
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt bar barlink .no.prefetch.landmark baz.txt foo3.txt test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt bar foo3.txt test2 foo1.txt barlink test dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
@@ -85108,8 +86477,6 @@
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:395: Comparing: "barlink" vs "barlink"
@@ -85125,11 +86492,11 @@
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -85145,11 +86512,7 @@
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt test dev test2 foo1.txt bar barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
@@ -85161,14 +86524,13 @@
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test2 foo1.txt barlink test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
@@ -85183,8 +86545,6 @@
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
@@ -85198,38 +86558,70 @@
     testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 1877
-    testutil.go:509: Offset: 0, NextOffset: 1714
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 1877
     testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 1877
+    testutil.go:509: Offset: 0, NextOffset: 1714
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [barlink test .no.prefetch.landmark baz.txt foo3.txt dev test2 foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 349, NextOffset: 449
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 851
+    testutil.go:509: Offset: 691, NextOffset: 997
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 851, NextOffset: 884
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 997, NextOffset: 1030
     testutil.go:509: Offset: 884, NextOffset: 917
     testutil.go:509: Offset: 1030, NextOffset: 1063
     testutil.go:509: Offset: 917, NextOffset: 950
     testutil.go:509: Offset: 1063, NextOffset: 1096
-    testutil.go:509: Offset: 950, NextOffset: 2244
+    testutil.go:509: Offset: 950, NextOffset: 2243
     testutil.go:509: Offset: 1096, NextOffset: 2534
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -85262,19 +86654,8 @@
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 349, NextOffset: 470
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:509: Offset: 470, NextOffset: 595
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:509: Offset: 595, NextOffset: 691
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 851
-    testutil.go:509: Offset: 691, NextOffset: 997
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 foo1.txt bar barlink test .no.prefetch.landmark baz.txt foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -85288,11 +86669,31 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 691, NextOffset: 997
     testutil.go:509: Offset: 545, NextOffset: 851
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 851, NextOffset: 884
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 884, NextOffset: 917
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 917, NextOffset: 950
+    testutil.go:509: Offset: 1096, NextOffset: 2534
+    testutil.go:509: Offset: 950, NextOffset: 2243
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -85312,36 +86713,15 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 470, NextOffset: 595
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 691
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 851, NextOffset: 884
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 884, NextOffset: 917
-    testutil.go:509: Offset: 1063, NextOffset: 1096
-    testutil.go:509: Offset: 917, NextOffset: 950
-    testutil.go:509: Offset: 1096, NextOffset: 2534
-    testutil.go:509: Offset: 950, NextOffset: 2244
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -85354,7 +86734,7 @@
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -85398,8 +86778,9 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:509: Offset: 90, NextOffset: 1885
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
@@ -85437,7 +86818,7 @@
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -85458,28 +86839,16 @@
     testutil.go:509: Offset: 90, NextOffset: 1885
     testutil.go:509: Offset: 0, NextOffset: 1726
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":864,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":897,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":930,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1013,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1046,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1079,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1112,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":864,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":897,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":930,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1013,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1046,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1079,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1112,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo3.txt test2 .no.prefetch.landmark foo1.txt bar barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 864, NextOffset: 897
-    testutil.go:509: Offset: 1013, NextOffset: 1046
-    testutil.go:509: Offset: 897, NextOffset: 930
-    testutil.go:509: Offset: 1046, NextOffset: 1079
-    testutil.go:509: Offset: 930, NextOffset: 963
-    testutil.go:509: Offset: 1079, NextOffset: 1112
-    testutil.go:509: Offset: 963, NextOffset: 2272
-    testutil.go:509: Offset: 1112, NextOffset: 2562
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo3.txt barlink test .no.prefetch.landmark foo1.txt bar dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -85523,34 +86892,22 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 537, NextOffset: 864
     testutil.go:509: Offset: 686, NextOffset: 1013
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev baz.txt foo3.txt test2 .no.prefetch.landmark foo1.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 686
-    testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1013, NextOffset: 1046
     testutil.go:509: Offset: 864, NextOffset: 897
-    testutil.go:509: Offset: 1046, NextOffset: 1079
+    testutil.go:509: Offset: 1013, NextOffset: 1046
     testutil.go:509: Offset: 897, NextOffset: 930
-    testutil.go:509: Offset: 1079, NextOffset: 1112
+    testutil.go:509: Offset: 1046, NextOffset: 1079
     testutil.go:509: Offset: 930, NextOffset: 963
-    testutil.go:509: Offset: 1112, NextOffset: 2562
+    testutil.go:509: Offset: 1079, NextOffset: 1112
     testutil.go:509: Offset: 963, NextOffset: 2272
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:509: Offset: 1112, NextOffset: 2562
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test .no.prefetch.landmark foo1.txt bar dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -85564,11 +86921,6 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1013
-    testutil.go:509: Offset: 537, NextOffset: 864
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -85582,32 +86934,57 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 686, NextOffset: 1013
+    testutil.go:509: Offset: 537, NextOffset: 864
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1013, NextOffset: 1046
+    testutil.go:509: Offset: 864, NextOffset: 897
+    testutil.go:509: Offset: 1046, NextOffset: 1079
+    testutil.go:509: Offset: 897, NextOffset: 930
+    testutil.go:509: Offset: 1079, NextOffset: 1112
+    testutil.go:509: Offset: 930, NextOffset: 963
+    testutil.go:509: Offset: 1112, NextOffset: 2562
+    testutil.go:509: Offset: 963, NextOffset: 2272
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt bar foo3.txt barlink test test2 .no.prefetch.landmark baz.txt dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev test2 .no.prefetch.landmark bar foo3.txt test baz.txt foo1.txt barlink]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -85615,122 +86992,107 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test test2 .no.prefetch.landmark baz.txt dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt barlink dev test2 .no.prefetch.landmark bar foo3.txt test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1773
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
+    testutil.go:509: Offset: 0, NextOffset: 1773
     testutil.go:509: Offset: 93, NextOffset: 1940
-    testutil.go:509: Offset: 0, NextOffset: 1774
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 0, NextOffset: 1773
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":876,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":909,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":975,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1025,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1058,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1091,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1124,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":875,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":908,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":974,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1024,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1057,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1090,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1123,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink test .no.prefetch.landmark foo1.txt bar foo3.txt dev test2 baz.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 88, NextOffset: 121
-    testutil.go:509: Offset: 187, NextOffset: 220
-    testutil.go:509: Offset: 121, NextOffset: 154
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 154, NextOffset: 187
-    testutil.go:509: Offset: 253, NextOffset: 286
-    testutil.go:509: Offset: 187, NextOffset: 220
-    testutil.go:509: Offset: 286, NextOffset: 319
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:509: Offset: 352, NextOffset: 473
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [bar barlink test2 foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 187, NextOffset: 220
@@ -85753,48 +87115,44 @@
     testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:509: Offset: 598, NextOffset: 694
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 876
-    testutil.go:509: Offset: 694, NextOffset: 1025
+    testutil.go:509: Offset: 545, NextOffset: 875
+    testutil.go:509: Offset: 694, NextOffset: 1024
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1025, NextOffset: 1058
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1058, NextOffset: 1091
-    testutil.go:509: Offset: 942, NextOffset: 975
-    testutil.go:509: Offset: 1091, NextOffset: 1124
-    testutil.go:509: Offset: 975, NextOffset: 2286
-    testutil.go:509: Offset: 1124, NextOffset: 2581
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1024, NextOffset: 1057
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1057, NextOffset: 1090
+    testutil.go:509: Offset: 941, NextOffset: 974
+    testutil.go:509: Offset: 1090, NextOffset: 1123
+    testutil.go:509: Offset: 974, NextOffset: 2289
+    testutil.go:509: Offset: 1123, NextOffset: 2583
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt dev test2 baz.txt barlink test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 694, NextOffset: 1025
-    testutil.go:509: Offset: 545, NextOffset: 876
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 88, NextOffset: 121
+    testutil.go:509: Offset: 187, NextOffset: 220
+    testutil.go:509: Offset: 121, NextOffset: 154
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 154, NextOffset: 187
+    testutil.go:509: Offset: 253, NextOffset: 286
+    testutil.go:509: Offset: 187, NextOffset: 220
+    testutil.go:509: Offset: 286, NextOffset: 319
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:509: Offset: 352, NextOffset: 473
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test2 foo3.txt test dev .no.prefetch.landmark baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 220, NextOffset: 253
@@ -85807,6 +87165,17 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -85820,163 +87189,154 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 694, NextOffset: 1024
+    testutil.go:509: Offset: 545, NextOffset: 875
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1025, NextOffset: 1058
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1058, NextOffset: 1091
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1091, NextOffset: 1124
-    testutil.go:509: Offset: 942, NextOffset: 975
-    testutil.go:509: Offset: 1124, NextOffset: 2581
-    testutil.go:509: Offset: 975, NextOffset: 2286
+    testutil.go:509: Offset: 1024, NextOffset: 1057
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1057, NextOffset: 1090
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1090, NextOffset: 1123
+    testutil.go:509: Offset: 941, NextOffset: 974
+    testutil.go:509: Offset: 1123, NextOffset: 2583
+    testutil.go:509: Offset: 974, NextOffset: 2289
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 foo1.txt bar barlink test dev .no.prefetch.landmark baz.txt foo3.txt]
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt barlink dev .no.prefetch.landmark bar foo3.txt test test2 baz.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt test test2 baz.txt foo1.txt barlink dev .no.prefetch.landmark bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test2 foo1.txt bar barlink test dev .no.prefetch.landmark baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
-    testutil.go:509: Offset: 93, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1785
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
+    testutil.go:509: Offset: 93, NextOffset: 1948
+    testutil.go:509: Offset: 0, NextOffset: 1784
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":870,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":903,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":936,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":969,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1019,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1052,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1085,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1118,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":870,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":903,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":936,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":969,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1019,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1052,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1085,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1118,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark bar barlink test dev baz.txt foo1.txt foo3.txt test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:509: Offset: 595, NextOffset: 690
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 870
-    testutil.go:509: Offset: 690, NextOffset: 1019
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink test dev test2 baz.txt bar]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -85987,14 +87347,14 @@
     testutil.go:509: Offset: 1052, NextOffset: 1085
     testutil.go:509: Offset: 936, NextOffset: 969
     testutil.go:509: Offset: 1085, NextOffset: 1118
-    testutil.go:509: Offset: 969, NextOffset: 2282
+    testutil.go:509: Offset: 969, NextOffset: 2280
     testutil.go:509: Offset: 1118, NextOffset: 2571
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -86023,8 +87383,47 @@
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 595, NextOffset: 690
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 541, NextOffset: 870
+    testutil.go:509: Offset: 690, NextOffset: 1019
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt test2 .no.prefetch.landmark bar barlink test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [baz.txt bar .no.prefetch.landmark foo1.txt foo3.txt barlink test dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 690, NextOffset: 1019
+    testutil.go:509: Offset: 541, NextOffset: 870
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1019, NextOffset: 1052
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 870, NextOffset: 903
+    testutil.go:509: Offset: 1052, NextOffset: 1085
+    testutil.go:509: Offset: 903, NextOffset: 936
+    testutil.go:509: Offset: 1085, NextOffset: 1118
+    testutil.go:509: Offset: 936, NextOffset: 969
+    testutil.go:509: Offset: 1118, NextOffset: 2571
+    testutil.go:509: Offset: 969, NextOffset: 2280
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -86038,14 +87437,6 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 690, NextOffset: 1019
-    testutil.go:509: Offset: 541, NextOffset: 870
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -86064,39 +87455,42 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 595, NextOffset: 690
     testutil.go:509: Offset: 446, NextOffset: 541
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 foo1.txt foo3.txt test .no.prefetch.landmark baz.txt bar barlink dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:509: Offset: 93, NextOffset: 1943
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:509: Offset: 93, NextOffset: 1943
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1019, NextOffset: 1052
-    testutil.go:509: Offset: 870, NextOffset: 903
-    testutil.go:509: Offset: 1052, NextOffset: 1085
-    testutil.go:509: Offset: 903, NextOffset: 936
-    testutil.go:509: Offset: 1085, NextOffset: 1118
-    testutil.go:509: Offset: 936, NextOffset: 969
-    testutil.go:509: Offset: 1118, NextOffset: 2571
-    testutil.go:509: Offset: 969, NextOffset: 2282
+    testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:509: Offset: 93, NextOffset: 1943
+    testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:509: Offset: 93, NextOffset: 1943
+    testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:509: Offset: 93, NextOffset: 1943
+    testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo1.txt bar test dev baz.txt foo3.txt barlink test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -86125,21 +87519,23 @@
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink dev test2 foo1.txt foo3.txt test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1943
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
@@ -86147,15 +87543,10 @@
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:509: Offset: 93, NextOffset: 1943
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test2 .no.prefetch.landmark foo1.txt bar test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:395: Comparing: "test" vs "test"
@@ -86169,12 +87560,6 @@
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
@@ -86188,56 +87573,22 @@
     testutil.go:509: Offset: 0, NextOffset: 1777
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1943
-    testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1943
-    testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:509: Offset: 93, NextOffset: 1943
-    testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:509: Offset: 93, NextOffset: 1943
-    testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:509: Offset: 93, NextOffset: 1943
-    testutil.go:509: Offset: 0, NextOffset: 1777
-    testutil.go:509: Offset: 93, NextOffset: 1943
-    testutil.go:509: Offset: 0, NextOffset: 1777
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 1943
     testutil.go:509: Offset: 0, NextOffset: 1777
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":881,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":947,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":980,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1030,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1129,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":881,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":947,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":980,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1030,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1129,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt bar barlink test dev foo3.txt test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:509: Offset: 601, NextOffset: 698
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 881
-    testutil.go:509: Offset: 698, NextOffset: 1030
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 881, NextOffset: 914
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 914, NextOffset: 947
-    testutil.go:509: Offset: 1063, NextOffset: 1096
-    testutil.go:509: Offset: 947, NextOffset: 980
-    testutil.go:509: Offset: 1096, NextOffset: 1129
-    testutil.go:509: Offset: 980, NextOffset: 2296
-    testutil.go:509: Offset: 1129, NextOffset: 2593
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test2 foo3.txt test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -86273,8 +87624,28 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:509: Offset: 475, NextOffset: 601
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:509: Offset: 601, NextOffset: 698
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 549, NextOffset: 881
+    testutil.go:509: Offset: 698, NextOffset: 1030
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 881, NextOffset: 914
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 914, NextOffset: 947
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 947, NextOffset: 980
+    testutil.go:509: Offset: 1096, NextOffset: 1129
+    testutil.go:509: Offset: 980, NextOffset: 2296
+    testutil.go:509: Offset: 1129, NextOffset: 2593
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev foo3.txt test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt bar barlink test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -86297,26 +87668,6 @@
     testutil.go:509: Offset: 601, NextOffset: 698
     testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 881, NextOffset: 914
-    testutil.go:509: Offset: 1063, NextOffset: 1096
-    testutil.go:509: Offset: 914, NextOffset: 947
-    testutil.go:509: Offset: 1096, NextOffset: 1129
-    testutil.go:509: Offset: 947, NextOffset: 980
-    testutil.go:509: Offset: 1129, NextOffset: 2593
-    testutil.go:509: Offset: 980, NextOffset: 2296
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 698, NextOffset: 1030
-    testutil.go:509: Offset: 549, NextOffset: 881
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -86332,53 +87683,73 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 698, NextOffset: 1030
+    testutil.go:509: Offset: 549, NextOffset: 881
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 881, NextOffset: 914
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 914, NextOffset: 947
+    testutil.go:509: Offset: 1096, NextOffset: 1129
+    testutil.go:509: Offset: 947, NextOffset: 980
+    testutil.go:509: Offset: 1129, NextOffset: 2593
+    testutil.go:509: Offset: 980, NextOffset: 2296
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt test2 bar barlink test dev .no.prefetch.landmark baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev test2 bar barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -86386,99 +87757,86 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt test2 bar barlink test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev test2 bar barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 93, NextOffset: 1953
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1790
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":962,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":995,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1028,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1061,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1111,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1144,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1177,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1210,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":961,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":994,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1027,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1060,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1110,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1176,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1209,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink test dev bar foo3.txt test2 .no.prefetch.landmark baz.txt foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 251, NextOffset: 284
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 284, NextOffset: 317
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 317, NextOffset: 350
-    testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:509: Offset: 350, NextOffset: 469
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar foo3.txt dev test2 .no.prefetch.landmark baz.txt foo1.txt barlink test]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:509: Offset: 469, NextOffset: 592
@@ -86488,26 +87846,26 @@
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 592, NextOffset: 686
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 962
-    testutil.go:509: Offset: 686, NextOffset: 1111
+    testutil.go:509: Offset: 537, NextOffset: 961
+    testutil.go:509: Offset: 686, NextOffset: 1110
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 962, NextOffset: 995
-    testutil.go:509: Offset: 1111, NextOffset: 1144
-    testutil.go:509: Offset: 995, NextOffset: 1028
-    testutil.go:509: Offset: 1144, NextOffset: 1177
-    testutil.go:509: Offset: 1028, NextOffset: 1061
-    testutil.go:509: Offset: 1177, NextOffset: 1210
-    testutil.go:509: Offset: 1061, NextOffset: 2475
-    testutil.go:509: Offset: 1210, NextOffset: 2767
+    testutil.go:509: Offset: 961, NextOffset: 994
+    testutil.go:509: Offset: 1110, NextOffset: 1143
+    testutil.go:509: Offset: 994, NextOffset: 1027
+    testutil.go:509: Offset: 1143, NextOffset: 1176
+    testutil.go:509: Offset: 1027, NextOffset: 1060
+    testutil.go:509: Offset: 1176, NextOffset: 1209
+    testutil.go:509: Offset: 1060, NextOffset: 2465
+    testutil.go:509: Offset: 1209, NextOffset: 2758
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -86523,37 +87881,35 @@
     testutil.go:509: Offset: 317, NextOffset: 350
     testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:509: Offset: 350, NextOffset: 469
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 119, NextOffset: 152
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 152, NextOffset: 185
+    testutil.go:509: Offset: 251, NextOffset: 284
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 284, NextOffset: 317
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 317, NextOffset: 350
+    testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test dev bar foo3.txt test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1111, NextOffset: 1144
-    testutil.go:509: Offset: 962, NextOffset: 995
-    testutil.go:509: Offset: 1144, NextOffset: 1177
-    testutil.go:509: Offset: 995, NextOffset: 1028
-    testutil.go:509: Offset: 1177, NextOffset: 1210
-    testutil.go:509: Offset: 1028, NextOffset: 1061
-    testutil.go:509: Offset: 1210, NextOffset: 2767
-    testutil.go:509: Offset: 1061, NextOffset: 2475
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test bar foo3.txt dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 592, NextOffset: 686
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1111
-    testutil.go:509: Offset: 537, NextOffset: 962
+    testutil.go:509: Offset: 686, NextOffset: 1110
+    testutil.go:509: Offset: 537, NextOffset: 961
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -86582,151 +87938,156 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [dev baz.txt foo1.txt bar foo3.txt test2 .no.prefetch.landmark barlink test]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:509: Offset: 345, NextOffset: 443
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
+    testutil.go:509: Offset: 1110, NextOffset: 1143
+    testutil.go:509: Offset: 961, NextOffset: 994
+    testutil.go:509: Offset: 1143, NextOffset: 1176
+    testutil.go:509: Offset: 994, NextOffset: 1027
+    testutil.go:509: Offset: 1176, NextOffset: 1209
+    testutil.go:509: Offset: 1027, NextOffset: 1060
+    testutil.go:509: Offset: 1209, NextOffset: 2758
+    testutil.go:509: Offset: 1060, NextOffset: 2465
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt test2 .no.prefetch.landmark barlink test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2101
-    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
+    testutil.go:509: Offset: 93, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1931
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":972,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1005,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1038,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1071,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1121,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1154,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1187,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1220,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":972,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1005,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1038,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1071,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1121,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1154,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1187,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1220,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar foo3.txt barlink .no.prefetch.landmark test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 972
-    testutil.go:509: Offset: 694, NextOffset: 1121
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt barlink dev test2 bar test .no.prefetch.landmark baz.txt foo1.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -86737,7 +88098,7 @@
     testutil.go:509: Offset: 1154, NextOffset: 1187
     testutil.go:509: Offset: 1038, NextOffset: 1071
     testutil.go:509: Offset: 1187, NextOffset: 1220
-    testutil.go:509: Offset: 1071, NextOffset: 2483
+    testutil.go:509: Offset: 1071, NextOffset: 2482
     testutil.go:509: Offset: 1220, NextOffset: 2782
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
@@ -86773,36 +88134,19 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 352, NextOffset: 473
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:509: Offset: 473, NextOffset: 598
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 694
     testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:509: Offset: 598, NextOffset: 694
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 694, NextOffset: 1121
     testutil.go:509: Offset: 545, NextOffset: 972
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1121, NextOffset: 1154
-    testutil.go:509: Offset: 972, NextOffset: 1005
-    testutil.go:509: Offset: 1154, NextOffset: 1187
-    testutil.go:509: Offset: 1005, NextOffset: 1038
-    testutil.go:509: Offset: 1187, NextOffset: 1220
-    testutil.go:509: Offset: 1038, NextOffset: 1071
-    testutil.go:509: Offset: 1220, NextOffset: 2782
-    testutil.go:509: Offset: 1071, NextOffset: 2483
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 694, NextOffset: 1121
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink dev test2 bar test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -86816,6 +88160,21 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 694, NextOffset: 1121
+    testutil.go:509: Offset: 545, NextOffset: 972
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -86829,181 +88188,165 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:509: Offset: 349, NextOffset: 449
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev baz.txt foo3.txt barlink test test2 .no.prefetch.landmark foo1.txt bar]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 1121, NextOffset: 1154
+    testutil.go:509: Offset: 972, NextOffset: 1005
+    testutil.go:509: Offset: 1154, NextOffset: 1187
+    testutil.go:509: Offset: 1005, NextOffset: 1038
+    testutil.go:509: Offset: 1187, NextOffset: 1220
+    testutil.go:509: Offset: 1038, NextOffset: 1071
+    testutil.go:509: Offset: 1220, NextOffset: 2782
+    testutil.go:509: Offset: 1071, NextOffset: 2482
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2 foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test test2 .no.prefetch.landmark foo1.txt bar dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2 foo1.txt bar foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1940
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":964,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":997,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1030,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1063,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1113,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1146,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1212,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar test dev test2 foo3.txt barlink .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 120, NextOffset: 153
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 153, NextOffset: 186
-    testutil.go:509: Offset: 252, NextOffset: 285
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 285, NextOffset: 318
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:509: Offset: 595, NextOffset: 690
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1941
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":967,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1000,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1033,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1066,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1116,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1149,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1182,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1215,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo3.txt barlink foo1.txt bar test dev test2]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 964
-    testutil.go:509: Offset: 690, NextOffset: 1113
+    testutil.go:509: Offset: 541, NextOffset: 967
+    testutil.go:509: Offset: 690, NextOffset: 1116
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 964, NextOffset: 997
-    testutil.go:509: Offset: 1113, NextOffset: 1146
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1146, NextOffset: 1179
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 1179, NextOffset: 1212
-    testutil.go:509: Offset: 1063, NextOffset: 2476
-    testutil.go:509: Offset: 1212, NextOffset: 2769
+    testutil.go:509: Offset: 967, NextOffset: 1000
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 1000, NextOffset: 1033
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1033, NextOffset: 1066
+    testutil.go:509: Offset: 1182, NextOffset: 1215
+    testutil.go:509: Offset: 1066, NextOffset: 2470
+    testutil.go:509: Offset: 1215, NextOffset: 2765
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -87023,8 +88366,29 @@
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 120, NextOffset: 153
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 153, NextOffset: 186
+    testutil.go:509: Offset: 252, NextOffset: 285
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 285, NextOffset: 318
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 595, NextOffset: 690
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 foo3.txt barlink .no.prefetch.landmark baz.txt foo1.txt bar test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar test dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -87040,10 +88404,6 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 690, NextOffset: 1113
-    testutil.go:509: Offset: 541, NextOffset: 964
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -87056,9 +88416,13 @@
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 690, NextOffset: 1116
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 541, NextOffset: 967
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 471, NextOffset: 595
     testutil.go:509: Offset: 347, NextOffset: 446
@@ -87070,51 +88434,64 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1113, NextOffset: 1146
-    testutil.go:509: Offset: 964, NextOffset: 997
-    testutil.go:509: Offset: 1146, NextOffset: 1179
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1179, NextOffset: 1212
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 1212, NextOffset: 2769
-    testutil.go:509: Offset: 1063, NextOffset: 2476
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 967, NextOffset: 1000
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1000, NextOffset: 1033
+    testutil.go:509: Offset: 1182, NextOffset: 1215
+    testutil.go:509: Offset: 1033, NextOffset: 1066
+    testutil.go:509: Offset: 1215, NextOffset: 2765
+    testutil.go:509: Offset: 1066, NextOffset: 2470
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark barlink dev baz.txt foo1.txt bar foo3.txt test test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt bar foo3.txt .no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -87124,122 +88501,86 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt test test2 .no.prefetch.landmark barlink dev baz.txt foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2 foo1.txt bar foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2102
-    testutil.go:509: Offset: 0, NextOffset: 1933
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":979,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1012,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1078,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1128,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1161,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1194,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1227,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":978,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1011,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1044,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1077,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1127,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1160,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1193,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1226,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark bar foo3.txt barlink test test2 baz.txt foo1.txt dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 979, NextOffset: 1012
-    testutil.go:509: Offset: 1128, NextOffset: 1161
-    testutil.go:509: Offset: 1012, NextOffset: 1045
-    testutil.go:509: Offset: 1161, NextOffset: 1194
-    testutil.go:509: Offset: 1045, NextOffset: 1078
-    testutil.go:509: Offset: 1194, NextOffset: 1227
-    testutil.go:509: Offset: 1078, NextOffset: 2488
-    testutil.go:509: Offset: 1227, NextOffset: 2787
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test dev test2 baz.txt .no.prefetch.landmark foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 89, NextOffset: 122
     testutil.go:509: Offset: 188, NextOffset: 221
@@ -87253,13 +88594,42 @@
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:509: Offset: 353, NextOffset: 475
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:509: Offset: 475, NextOffset: 601
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:509: Offset: 601, NextOffset: 698
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 549, NextOffset: 978
+    testutil.go:509: Offset: 698, NextOffset: 1127
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 978, NextOffset: 1011
+    testutil.go:509: Offset: 1127, NextOffset: 1160
+    testutil.go:509: Offset: 1011, NextOffset: 1044
+    testutil.go:509: Offset: 1160, NextOffset: 1193
+    testutil.go:509: Offset: 1044, NextOffset: 1077
+    testutil.go:509: Offset: 1193, NextOffset: 1226
+    testutil.go:509: Offset: 1077, NextOffset: 2492
+    testutil.go:509: Offset: 1226, NextOffset: 2792
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 89, NextOffset: 122
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 122, NextOffset: 155
     testutil.go:509: Offset: 221, NextOffset: 254
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 155, NextOffset: 188
     testutil.go:509: Offset: 254, NextOffset: 287
     testutil.go:509: Offset: 188, NextOffset: 221
@@ -87268,19 +88638,39 @@
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:509: Offset: 353, NextOffset: 475
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt .no.prefetch.landmark foo1.txt bar foo3.txt barlink test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:509: Offset: 475, NextOffset: 601
+    testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:509: Offset: 601, NextOffset: 698
+    testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 979
-    testutil.go:509: Offset: 698, NextOffset: 1128
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt dev .no.prefetch.landmark bar foo3.txt barlink test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:509: Offset: 698, NextOffset: 1127
+    testutil.go:509: Offset: 549, NextOffset: 978
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1127, NextOffset: 1160
+    testutil.go:509: Offset: 978, NextOffset: 1011
+    testutil.go:509: Offset: 1160, NextOffset: 1193
+    testutil.go:509: Offset: 1011, NextOffset: 1044
+    testutil.go:509: Offset: 1193, NextOffset: 1226
+    testutil.go:509: Offset: 1044, NextOffset: 1077
+    testutil.go:509: Offset: 1226, NextOffset: 2792
+    testutil.go:509: Offset: 1077, NextOffset: 2492
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -87294,39 +88684,6 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 475, NextOffset: 601
-    testutil.go:509: Offset: 351, NextOffset: 452
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 601, NextOffset: 698
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 698, NextOffset: 1128
-    testutil.go:509: Offset: 549, NextOffset: 979
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1128, NextOffset: 1161
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 979, NextOffset: 1012
-    testutil.go:509: Offset: 1161, NextOffset: 1194
-    testutil.go:509: Offset: 1012, NextOffset: 1045
-    testutil.go:509: Offset: 1194, NextOffset: 1227
-    testutil.go:509: Offset: 1045, NextOffset: 1078
-    testutil.go:509: Offset: 1227, NextOffset: 2787
-    testutil.go:509: Offset: 1078, NextOffset: 2488
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -87341,23 +88698,14 @@
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt foo3.txt barlink test dev .no.prefetch.landmark bar test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:509: Offset: 93, NextOffset: 2110
-    testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:509: Offset: 93, NextOffset: 2110
-    testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:509: Offset: 93, NextOffset: 2110
-    testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:509: Offset: 93, NextOffset: 2110
-    testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:509: Offset: 93, NextOffset: 2110
-    testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo3.txt test dev baz.txt foo1.txt bar barlink test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
@@ -87368,8 +88716,6 @@
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1944
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -87384,11 +88730,11 @@
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -87404,15 +88750,28 @@
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1944
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1944
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1944
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1944
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1944
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1944
+    testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar test2 baz.txt foo1.txt foo3.txt barlink test dev .no.prefetch.landmark] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev baz.txt foo1.txt bar barlink test2 .no.prefetch.landmark foo3.txt test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 2110
+    testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
@@ -87421,18 +88780,11 @@
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 2110
-    testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
@@ -87446,11 +88798,18 @@
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
@@ -87459,38 +88818,37 @@
     testutil.go:509: Offset: 0, NextOffset: 1944
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 2110
     testutil.go:509: Offset: 0, NextOffset: 1944
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":867,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":900,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":933,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":966,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1016,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1049,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1082,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1115,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":868,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":901,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":934,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":967,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1017,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1050,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1083,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1116,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test2 test dev]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test2 bar barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 867, NextOffset: 900
-    testutil.go:509: Offset: 1016, NextOffset: 1049
-    testutil.go:509: Offset: 900, NextOffset: 933
-    testutil.go:509: Offset: 1049, NextOffset: 1082
-    testutil.go:509: Offset: 933, NextOffset: 966
-    testutil.go:509: Offset: 1082, NextOffset: 1115
-    testutil.go:509: Offset: 966, NextOffset: 2274
-    testutil.go:509: Offset: 1115, NextOffset: 2562
+    testutil.go:509: Offset: 868, NextOffset: 901
+    testutil.go:509: Offset: 1017, NextOffset: 1050
+    testutil.go:509: Offset: 901, NextOffset: 934
+    testutil.go:509: Offset: 1050, NextOffset: 1083
+    testutil.go:509: Offset: 934, NextOffset: 967
+    testutil.go:509: Offset: 1083, NextOffset: 1116
+    testutil.go:509: Offset: 967, NextOffset: 2277
+    testutil.go:509: Offset: 1116, NextOffset: 2566
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -87500,8 +88858,6 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 251, NextOffset: 284
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 284, NextOffset: 317
     testutil.go:509: Offset: 218, NextOffset: 251
@@ -87530,10 +88886,33 @@
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 592, NextOffset: 686
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 867
-    testutil.go:509: Offset: 686, NextOffset: 1016
+    testutil.go:509: Offset: 537, NextOffset: 868
+    testutil.go:509: Offset: 686, NextOffset: 1017
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test2 test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test2 bar barlink test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1017, NextOffset: 1050
+    testutil.go:509: Offset: 868, NextOffset: 901
+    testutil.go:509: Offset: 1050, NextOffset: 1083
+    testutil.go:509: Offset: 901, NextOffset: 934
+    testutil.go:509: Offset: 1083, NextOffset: 1116
+    testutil.go:509: Offset: 934, NextOffset: 967
+    testutil.go:509: Offset: 1116, NextOffset: 2566
+    testutil.go:509: Offset: 967, NextOffset: 2277
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -87550,17 +88929,9 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 469, NextOffset: 592
     testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 686
-    testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1016
-    testutil.go:509: Offset: 537, NextOffset: 867
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 686, NextOffset: 1017
+    testutil.go:509: Offset: 537, NextOffset: 868
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -87576,42 +88947,26 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1016, NextOffset: 1049
-    testutil.go:509: Offset: 867, NextOffset: 900
-    testutil.go:509: Offset: 1049, NextOffset: 1082
-    testutil.go:509: Offset: 900, NextOffset: 933
-    testutil.go:509: Offset: 1082, NextOffset: 1115
-    testutil.go:509: Offset: 933, NextOffset: 966
-    testutil.go:509: Offset: 1115, NextOffset: 2562
-    testutil.go:509: Offset: 966, NextOffset: 2274
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt foo3.txt dev test2 baz.txt bar barlink test]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo3.txt barlink test2 .no.prefetch.landmark foo1.txt bar test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -87619,141 +88974,117 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink test .no.prefetch.landmark foo1.txt foo3.txt dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar test dev baz.txt foo3.txt barlink test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 93, NextOffset: 1945
-    testutil.go:509: Offset: 0, NextOffset: 1779
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01
+    testutil.go:509: Offset: 93, NextOffset: 1947
+    testutil.go:509: Offset: 0, NextOffset: 1780
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":882,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":981,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1031,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1064,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1097,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1130,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":881,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":947,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":980,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1030,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1063,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1096,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1129,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt bar test dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 882
-    testutil.go:509: Offset: 694, NextOffset: 1031
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1031, NextOffset: 1064
-    testutil.go:509: Offset: 915, NextOffset: 948
-    testutil.go:509: Offset: 1064, NextOffset: 1097
-    testutil.go:509: Offset: 948, NextOffset: 981
-    testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 981, NextOffset: 2294
-    testutil.go:509: Offset: 1130, NextOffset: 2586
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt bar barlink test dev test2 foo1.txt foo3.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -87785,17 +89116,31 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar test dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:509: Offset: 598, NextOffset: 694
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 694, NextOffset: 1031
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 545, NextOffset: 882
+    testutil.go:509: Offset: 545, NextOffset: 881
+    testutil.go:509: Offset: 694, NextOffset: 1030
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 881, NextOffset: 914
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 914, NextOffset: 947
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 947, NextOffset: 980
+    testutil.go:509: Offset: 1096, NextOffset: 1129
+    testutil.go:509: Offset: 980, NextOffset: 2294
+    testutil.go:509: Offset: 1129, NextOffset: 2587
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test dev test2 foo1.txt foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 694, NextOffset: 1030
+    testutil.go:509: Offset: 545, NextOffset: 881
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -87814,19 +89159,20 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 598, NextOffset: 694
     testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1031, NextOffset: 1064
-    testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1064, NextOffset: 1097
-    testutil.go:509: Offset: 915, NextOffset: 948
-    testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 948, NextOffset: 981
-    testutil.go:509: Offset: 1130, NextOffset: 2586
-    testutil.go:509: Offset: 981, NextOffset: 2294
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 881, NextOffset: 914
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 914, NextOffset: 947
+    testutil.go:509: Offset: 1096, NextOffset: 1129
+    testutil.go:509: Offset: 947, NextOffset: 980
+    testutil.go:509: Offset: 1129, NextOffset: 2587
+    testutil.go:509: Offset: 980, NextOffset: 2294
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -87846,140 +89192,140 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:509: Offset: 349, NextOffset: 449
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark bar foo3.txt barlink test2 baz.txt foo1.txt test dev]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt bar foo3.txt barlink test2 foo1.txt test dev .no.prefetch.landmark]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt test dev .no.prefetch.landmark bar foo3.txt barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink test2 foo1.txt test dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 93, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1958
-    testutil.go:509: Offset: 0, NextOffset: 1793
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 1794
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":876,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":909,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":975,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1025,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1058,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1091,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1124,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":876,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":909,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":975,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1025,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1058,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1091,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1124,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo3.txt dev test2 baz.txt foo1.txt bar barlink test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev foo3.txt test2]
     testutil.go:395: Comparing: "test2" vs "test2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -88020,8 +89366,6 @@
     testutil.go:509: Offset: 690, NextOffset: 1025
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 876, NextOffset: 909
@@ -88033,22 +89377,42 @@
     testutil.go:509: Offset: 975, NextOffset: 2289
     testutil.go:509: Offset: 1124, NextOffset: 2577
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt dev test2 baz.txt foo1.txt bar barlink test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 690, NextOffset: 1025
-    testutil.go:509: Offset: 541, NextOffset: 876
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev foo3.txt test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 690
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1025, NextOffset: 1058
+    testutil.go:509: Offset: 876, NextOffset: 909
+    testutil.go:509: Offset: 1058, NextOffset: 1091
+    testutil.go:509: Offset: 909, NextOffset: 942
+    testutil.go:509: Offset: 1091, NextOffset: 1124
+    testutil.go:509: Offset: 942, NextOffset: 975
+    testutil.go:509: Offset: 1124, NextOffset: 2577
+    testutil.go:509: Offset: 975, NextOffset: 2289
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 690, NextOffset: 1025
+    testutil.go:509: Offset: 541, NextOffset: 876
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -88057,6 +89421,8 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 252, NextOffset: 285
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 285, NextOffset: 318
     testutil.go:509: Offset: 186, NextOffset: 219
@@ -88077,50 +89443,14 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 690
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1025, NextOffset: 1058
-    testutil.go:509: Offset: 876, NextOffset: 909
-    testutil.go:509: Offset: 1058, NextOffset: 1091
-    testutil.go:509: Offset: 909, NextOffset: 942
-    testutil.go:509: Offset: 1091, NextOffset: 1124
-    testutil.go:509: Offset: 942, NextOffset: 975
-    testutil.go:509: Offset: 1124, NextOffset: 2577
-    testutil.go:509: Offset: 975, NextOffset: 2289
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev test2 bar barlink]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1783
-    testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:509: Offset: 0, NextOffset: 1783
-    testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:509: Offset: 0, NextOffset: 1783
-    testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:509: Offset: 0, NextOffset: 1783
-    testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [dev test2 baz.txt foo1.txt foo3.txt .no.prefetch.landmark bar barlink test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -88161,15 +89491,9 @@
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev test2 bar barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:509: Offset: 0, NextOffset: 1783
-    testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:509: Offset: 0, NextOffset: 1783
-    testutil.go:509: Offset: 93, NextOffset: 1949
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
@@ -88177,12 +89501,21 @@
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
-    testutil.go:509: Offset: 0, NextOffset: 1783
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar barlink test dev test2 baz.txt foo1.txt foo3.txt .no.prefetch.landmark] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -88195,11 +89528,11 @@
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -88215,20 +89548,50 @@
     testutil.go:509: Offset: 0, NextOffset: 1783
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1949
+    testutil.go:509: Offset: 0, NextOffset: 1783
+    testutil.go:509: Offset: 93, NextOffset: 1949
+    testutil.go:509: Offset: 0, NextOffset: 1783
+    testutil.go:509: Offset: 93, NextOffset: 1949
+    testutil.go:509: Offset: 0, NextOffset: 1783
+    testutil.go:509: Offset: 93, NextOffset: 1949
+    testutil.go:509: Offset: 0, NextOffset: 1783
+    testutil.go:509: Offset: 93, NextOffset: 1949
+    testutil.go:509: Offset: 0, NextOffset: 1783
+    testutil.go:509: Offset: 93, NextOffset: 1949
+    testutil.go:509: Offset: 0, NextOffset: 1783
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1949
+    testutil.go:509: Offset: 0, NextOffset: 1783
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 1949
     testutil.go:509: Offset: 0, NextOffset: 1783
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":886,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":919,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":952,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":985,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1035,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1068,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1101,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1134,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":886,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":919,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":952,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":985,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1035,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1068,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1101,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1134,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark bar foo3.txt dev test2 baz.txt foo1.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test2 bar foo3.txt test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 89, NextOffset: 122
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 122, NextOffset: 155
+    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 155, NextOffset: 188
+    testutil.go:509: Offset: 254, NextOffset: 287
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 287, NextOffset: 320
+    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:509: Offset: 353, NextOffset: 475
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:509: Offset: 475, NextOffset: 601
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -88250,13 +89613,11 @@
     testutil.go:509: Offset: 985, NextOffset: 2304
     testutil.go:509: Offset: 1134, NextOffset: 2599
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -88272,37 +89633,33 @@
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:509: Offset: 353, NextOffset: 475
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 89, NextOffset: 122
-    testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 122, NextOffset: 155
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 155, NextOffset: 188
-    testutil.go:509: Offset: 254, NextOffset: 287
-    testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 287, NextOffset: 320
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:509: Offset: 353, NextOffset: 475
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 351, NextOffset: 452
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 475, NextOffset: 601
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt barlink test .no.prefetch.landmark bar foo3.txt dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark baz.txt foo1.txt barlink test2 bar foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 601, NextOffset: 698
+    testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 698, NextOffset: 1035
     testutil.go:509: Offset: 549, NextOffset: 886
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1035, NextOffset: 1068
+    testutil.go:509: Offset: 886, NextOffset: 919
+    testutil.go:509: Offset: 1068, NextOffset: 1101
+    testutil.go:509: Offset: 919, NextOffset: 952
+    testutil.go:509: Offset: 1101, NextOffset: 1134
+    testutil.go:509: Offset: 952, NextOffset: 985
+    testutil.go:509: Offset: 1134, NextOffset: 2599
+    testutil.go:509: Offset: 985, NextOffset: 2304
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -88316,6 +89673,12 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 475, NextOffset: 601
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -88329,52 +89692,49 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt bar foo3.txt dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 475, NextOffset: 601
-    testutil.go:509: Offset: 351, NextOffset: 452
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1035, NextOffset: 1068
-    testutil.go:509: Offset: 886, NextOffset: 919
-    testutil.go:509: Offset: 1068, NextOffset: 1101
-    testutil.go:509: Offset: 919, NextOffset: 952
-    testutil.go:509: Offset: 1101, NextOffset: 1134
-    testutil.go:509: Offset: 952, NextOffset: 985
-    testutil.go:509: Offset: 1134, NextOffset: 2599
-    testutil.go:509: Offset: 985, NextOffset: 2304
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 601, NextOffset: 698
-    testutil.go:509: Offset: 452, NextOffset: 549
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar barlink test2]
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -88382,110 +89742,102 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt dev test2 baz.txt barlink test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
-    testutil.go:509: Offset: 93, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1795
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 93, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1796
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1877,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1951,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1988,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2160,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2197,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2271,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1877,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1951,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1988,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2160,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2197,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2271,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test2 test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt barlink test dev .no.prefetch.landmark foo1.txt bar foo3.txt test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 349, NextOffset: 386
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 386, NextOffset: 423
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 423, NextOffset: 460
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 460, NextOffset: 497
+    testutil.go:509: Offset: 283, NextOffset: 320
+    testutil.go:509: Offset: 497, NextOffset: 534
+    testutil.go:509: Offset: 320, NextOffset: 519
+    testutil.go:509: Offset: 534, NextOffset: 767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 519, NextOffset: 725
+    testutil.go:509: Offset: 767, NextOffset: 1008
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -88504,14 +89856,14 @@
     testutil.go:509: Offset: 2197, NextOffset: 2234
     testutil.go:509: Offset: 1951, NextOffset: 1988
     testutil.go:509: Offset: 2234, NextOffset: 2271
-    testutil.go:509: Offset: 1988, NextOffset: 5687
+    testutil.go:509: Offset: 1988, NextOffset: 5688
     testutil.go:509: Offset: 2271, NextOffset: 6302
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -88521,32 +89873,14 @@
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 423, NextOffset: 460
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 460, NextOffset: 497
-    testutil.go:509: Offset: 283, NextOffset: 320
-    testutil.go:509: Offset: 497, NextOffset: 534
-    testutil.go:509: Offset: 320, NextOffset: 519
-    testutil.go:509: Offset: 534, NextOffset: 767
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 349, NextOffset: 386
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 386, NextOffset: 423
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 320, NextOffset: 519
     testutil.go:509: Offset: 534, NextOffset: 767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 519, NextOffset: 725
-    testutil.go:509: Offset: 767, NextOffset: 1008
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test2 test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test2 baz.txt barlink test dev .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 767, NextOffset: 1008
     testutil.go:509: Offset: 519, NextOffset: 725
@@ -88558,7 +89892,6 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 1209, NextOffset: 2160
     testutil.go:509: Offset: 926, NextOffset: 1877
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -88574,6 +89907,20 @@
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 349, NextOffset: 386
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 386, NextOffset: 423
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 423, NextOffset: 460
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 460, NextOffset: 497
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 497, NextOffset: 534
+    testutil.go:509: Offset: 283, NextOffset: 320
+    testutil.go:509: Offset: 534, NextOffset: 767
+    testutil.go:509: Offset: 320, NextOffset: 519
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -88584,176 +89931,177 @@
     testutil.go:509: Offset: 2234, NextOffset: 2271
     testutil.go:509: Offset: 1951, NextOffset: 1988
     testutil.go:509: Offset: 2271, NextOffset: 6302
-    testutil.go:509: Offset: 1988, NextOffset: 5687
+    testutil.go:509: Offset: 1988, NextOffset: 5688
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 349, NextOffset: 386
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 386, NextOffset: 423
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 423, NextOffset: 460
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 460, NextOffset: 497
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 497, NextOffset: 534
-    testutil.go:509: Offset: 283, NextOffset: 320
-    testutil.go:509: Offset: 534, NextOffset: 767
-    testutil.go:509: Offset: 320, NextOffset: 519
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar test dev .no.prefetch.landmark foo3.txt barlink test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink foo1.txt test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 5983
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink foo1.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink test2 baz.txt foo1.txt bar test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:509: Offset: 146, NextOffset: 5983
-    testutil.go:509: Offset: 0, NextOffset: 5425
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 5984
+    testutil.go:509: Offset: 0, NextOffset: 5426
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1894,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1931,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1968,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2005,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2175,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2286,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1895,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1932,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1969,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2006,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2176,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2287,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt barlink bar foo3.txt test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt bar barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 524, NextOffset: 731
+    testutil.go:509: Offset: 770, NextOffset: 1012
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 731, NextOffset: 934
+    testutil.go:509: Offset: 1012, NextOffset: 1215
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 934, NextOffset: 1895
+    testutil.go:509: Offset: 1215, NextOffset: 2176
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1894, NextOffset: 1931
-    testutil.go:509: Offset: 2175, NextOffset: 2212
-    testutil.go:509: Offset: 1931, NextOffset: 1968
-    testutil.go:509: Offset: 2212, NextOffset: 2249
-    testutil.go:509: Offset: 1968, NextOffset: 2005
-    testutil.go:509: Offset: 2249, NextOffset: 2286
-    testutil.go:509: Offset: 2005, NextOffset: 5739
-    testutil.go:509: Offset: 2286, NextOffset: 6350
+    testutil.go:509: Offset: 1895, NextOffset: 1932
+    testutil.go:509: Offset: 2176, NextOffset: 2213
+    testutil.go:509: Offset: 1932, NextOffset: 1969
+    testutil.go:509: Offset: 2213, NextOffset: 2250
+    testutil.go:509: Offset: 1969, NextOffset: 2006
+    testutil.go:509: Offset: 2250, NextOffset: 2287
+    testutil.go:509: Offset: 2006, NextOffset: 5741
+    testutil.go:509: Offset: 2287, NextOffset: 6352
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -88786,19 +90134,33 @@
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 322, NextOffset: 524
     testutil.go:509: Offset: 534, NextOffset: 770
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 524, NextOffset: 731
-    testutil.go:509: Offset: 770, NextOffset: 1012
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt bar barlink test dev test2 .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 731, NextOffset: 934
     testutil.go:509: Offset: 1012, NextOffset: 1215
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 934, NextOffset: 1894
-    testutil.go:509: Offset: 1215, NextOffset: 2175
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt barlink bar foo3.txt test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:509: Offset: 731, NextOffset: 934
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2176, NextOffset: 2213
+    testutil.go:509: Offset: 1895, NextOffset: 1932
+    testutil.go:509: Offset: 2213, NextOffset: 2250
+    testutil.go:509: Offset: 1932, NextOffset: 1969
+    testutil.go:509: Offset: 2250, NextOffset: 2287
+    testutil.go:509: Offset: 1969, NextOffset: 2006
+    testutil.go:509: Offset: 2287, NextOffset: 6352
+    testutil.go:509: Offset: 2006, NextOffset: 5741
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -88812,37 +90174,6 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1012
-    testutil.go:509: Offset: 524, NextOffset: 731
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1012, NextOffset: 1215
-    testutil.go:509: Offset: 731, NextOffset: 934
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1215, NextOffset: 2175
-    testutil.go:509: Offset: 934, NextOffset: 1894
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2175, NextOffset: 2212
-    testutil.go:509: Offset: 1894, NextOffset: 1931
-    testutil.go:509: Offset: 2212, NextOffset: 2249
-    testutil.go:509: Offset: 1931, NextOffset: 1968
-    testutil.go:509: Offset: 2249, NextOffset: 2286
-    testutil.go:509: Offset: 1968, NextOffset: 2005
-    testutil.go:509: Offset: 2286, NextOffset: 6350
-    testutil.go:509: Offset: 2005, NextOffset: 5739
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -88853,149 +90184,153 @@
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 497, NextOffset: 534
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1012
+    testutil.go:509: Offset: 524, NextOffset: 731
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1215, NextOffset: 2176
+    testutil.go:509: Offset: 934, NextOffset: 1895
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev barlink test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar test test2 foo1.txt foo3.txt barlink dev .no.prefetch.landmark]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt test dev barlink test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink dev .no.prefetch.landmark baz.txt bar test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
-    testutil.go:509: Offset: 146, NextOffset: 6160
-    testutil.go:509: Offset: 0, NextOffset: 5604
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
+    testutil.go:509: Offset: 146, NextOffset: 6162
+    testutil.go:509: Offset: 0, NextOffset: 5606
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1887,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1924,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1961,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1998,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1886,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1923,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1960,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1997,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2169,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2243,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2280,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt bar foo3.txt barlink test2 .no.prefetch.landmark baz.txt test dev]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -89033,28 +90368,51 @@
     testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:509: Offset: 1010, NextOffset: 1213
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 930, NextOffset: 1887
-    testutil.go:509: Offset: 1213, NextOffset: 2170
+    testutil.go:509: Offset: 930, NextOffset: 1886
+    testutil.go:509: Offset: 1213, NextOffset: 2169
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1887, NextOffset: 1924
-    testutil.go:509: Offset: 2170, NextOffset: 2207
-    testutil.go:509: Offset: 1924, NextOffset: 1961
-    testutil.go:509: Offset: 2207, NextOffset: 2244
-    testutil.go:509: Offset: 1961, NextOffset: 1998
-    testutil.go:509: Offset: 2244, NextOffset: 2281
-    testutil.go:509: Offset: 1998, NextOffset: 5715
-    testutil.go:509: Offset: 2281, NextOffset: 6330
+    testutil.go:509: Offset: 1886, NextOffset: 1923
+    testutil.go:509: Offset: 2169, NextOffset: 2206
+    testutil.go:509: Offset: 1923, NextOffset: 1960
+    testutil.go:509: Offset: 2206, NextOffset: 2243
+    testutil.go:509: Offset: 1960, NextOffset: 1997
+    testutil.go:509: Offset: 2243, NextOffset: 2280
+    testutil.go:509: Offset: 1997, NextOffset: 5714
+    testutil.go:509: Offset: 2280, NextOffset: 6329
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt test2 foo1.txt bar foo3.txt barlink test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 768, NextOffset: 1010
+    testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1010, NextOffset: 1213
+    testutil.go:509: Offset: 727, NextOffset: 930
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1213, NextOffset: 2169
+    testutil.go:509: Offset: 930, NextOffset: 1886
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2169, NextOffset: 2206
+    testutil.go:509: Offset: 1886, NextOffset: 1923
+    testutil.go:509: Offset: 2206, NextOffset: 2243
+    testutil.go:509: Offset: 1923, NextOffset: 1960
+    testutil.go:509: Offset: 2243, NextOffset: 2280
+    testutil.go:509: Offset: 1960, NextOffset: 1997
+    testutil.go:509: Offset: 2280, NextOffset: 6329
+    testutil.go:509: Offset: 1997, NextOffset: 5714
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test2 .no.prefetch.landmark baz.txt test dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -89068,35 +90426,6 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2170, NextOffset: 2207
-    testutil.go:509: Offset: 1887, NextOffset: 1924
-    testutil.go:509: Offset: 2207, NextOffset: 2244
-    testutil.go:509: Offset: 1924, NextOffset: 1961
-    testutil.go:509: Offset: 2244, NextOffset: 2281
-    testutil.go:509: Offset: 1961, NextOffset: 1998
-    testutil.go:509: Offset: 2281, NextOffset: 6330
-    testutil.go:509: Offset: 1998, NextOffset: 5715
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 768, NextOffset: 1010
-    testutil.go:509: Offset: 521, NextOffset: 727
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1010, NextOffset: 1213
-    testutil.go:509: Offset: 727, NextOffset: 930
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1213, NextOffset: 2170
-    testutil.go:509: Offset: 930, NextOffset: 1887
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -89113,16 +90442,16 @@
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt barlink test dev .no.prefetch.landmark baz.txt bar foo3.txt test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -89130,127 +90459,145 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test2 foo1.txt barlink test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6008
+    testutil.go:509: Offset: 0, NextOffset: 5451
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1905,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1942,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1979,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2016,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2186,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2223,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2260,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2297,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev test2 barlink]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 937, NextOffset: 1905
+    testutil.go:509: Offset: 1218, NextOffset: 2186
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6009
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
-    testutil.go:509: Offset: 146, NextOffset: 6009
-    testutil.go:509: Offset: 0, NextOffset: 5452
+    testutil.go:509: Offset: 1905, NextOffset: 1942
+    testutil.go:509: Offset: 2186, NextOffset: 2223
+    testutil.go:509: Offset: 1942, NextOffset: 1979
+    testutil.go:509: Offset: 2223, NextOffset: 2260
+    testutil.go:509: Offset: 1979, NextOffset: 2016
+    testutil.go:509: Offset: 2260, NextOffset: 2297
+    testutil.go:509: Offset: 2016, NextOffset: 5766
+    testutil.go:509: Offset: 2297, NextOffset: 6378
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1904,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1941,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1978,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2015,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2185,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2222,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2259,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2296,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 138, NextOffset: 175
     testutil.go:509: Offset: 350, NextOffset: 387
@@ -89264,37 +90611,6 @@
     testutil.go:509: Offset: 498, NextOffset: 535
     testutil.go:509: Offset: 323, NextOffset: 525
     testutil.go:509: Offset: 535, NextOffset: 770
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 525, NextOffset: 733
-    testutil.go:509: Offset: 770, NextOffset: 1014
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 733, NextOffset: 937
-    testutil.go:509: Offset: 1014, NextOffset: 1218
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 937, NextOffset: 1904
-    testutil.go:509: Offset: 1218, NextOffset: 2185
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1904, NextOffset: 1941
-    testutil.go:509: Offset: 2185, NextOffset: 2222
-    testutil.go:509: Offset: 1941, NextOffset: 1978
-    testutil.go:509: Offset: 2222, NextOffset: 2259
-    testutil.go:509: Offset: 1978, NextOffset: 2015
-    testutil.go:509: Offset: 2259, NextOffset: 2296
-    testutil.go:509: Offset: 2015, NextOffset: 5765
-    testutil.go:509: Offset: 2296, NextOffset: 6377
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 138, NextOffset: 175
     testutil.go:509: Offset: 350, NextOffset: 387
@@ -89308,36 +90624,16 @@
     testutil.go:509: Offset: 498, NextOffset: 535
     testutil.go:509: Offset: 323, NextOffset: 525
     testutil.go:509: Offset: 535, NextOffset: 770
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1218, NextOffset: 2185
-    testutil.go:509: Offset: 937, NextOffset: 1904
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2185, NextOffset: 2222
-    testutil.go:509: Offset: 1904, NextOffset: 1941
-    testutil.go:509: Offset: 2222, NextOffset: 2259
-    testutil.go:509: Offset: 1941, NextOffset: 1978
-    testutil.go:509: Offset: 2259, NextOffset: 2296
-    testutil.go:509: Offset: 1978, NextOffset: 2015
-    testutil.go:509: Offset: 2296, NextOffset: 6377
-    testutil.go:509: Offset: 2015, NextOffset: 5765
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 525, NextOffset: 733
+    testutil.go:509: Offset: 770, NextOffset: 1014
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1014, NextOffset: 1218
     testutil.go:509: Offset: 733, NextOffset: 937
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 1014, NextOffset: 1218
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev test2 barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -89351,6 +90647,36 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1014
+    testutil.go:509: Offset: 525, NextOffset: 733
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1014, NextOffset: 1218
+    testutil.go:509: Offset: 733, NextOffset: 937
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1218, NextOffset: 2186
+    testutil.go:509: Offset: 937, NextOffset: 1905
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2186, NextOffset: 2223
+    testutil.go:509: Offset: 1905, NextOffset: 1942
+    testutil.go:509: Offset: 2223, NextOffset: 2260
+    testutil.go:509: Offset: 1942, NextOffset: 1979
+    testutil.go:509: Offset: 2260, NextOffset: 2297
+    testutil.go:509: Offset: 1979, NextOffset: 2016
+    testutil.go:509: Offset: 2297, NextOffset: 6378
+    testutil.go:509: Offset: 2016, NextOffset: 5766
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -89364,172 +90690,142 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1014
-    testutil.go:509: Offset: 525, NextOffset: 733
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [bar dev .no.prefetch.landmark foo3.txt barlink test test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt barlink test dev test2 baz.txt bar foo3.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar dev .no.prefetch.landmark foo3.txt barlink test test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink test dev test2 baz.txt bar foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-    testutil.go:509: Offset: 146, NextOffset: 6187
-    testutil.go:509: Offset: 0, NextOffset: 5631
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2430,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2467,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2504,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2541,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2713,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2750,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2787,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2824,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev baz.txt foo1.txt bar barlink test test2 .no.prefetch.landmark foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 519, NextOffset: 725
-    testutil.go:509: Offset: 767, NextOffset: 1008
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 725, NextOffset: 926
-    testutil.go:509: Offset: 1008, NextOffset: 1209
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 926, NextOffset: 2430
-    testutil.go:509: Offset: 1209, NextOffset: 2713
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2430, NextOffset: 2467
-    testutil.go:509: Offset: 2713, NextOffset: 2750
-    testutil.go:509: Offset: 2467, NextOffset: 2504
-    testutil.go:509: Offset: 2750, NextOffset: 2787
-    testutil.go:509: Offset: 2504, NextOffset: 2541
-    testutil.go:509: Offset: 2787, NextOffset: 2824
-    testutil.go:509: Offset: 2541, NextOffset: 6614
-    testutil.go:509: Offset: 2824, NextOffset: 7228
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:509: Offset: 146, NextOffset: 6188
+    testutil.go:509: Offset: 0, NextOffset: 5632
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2429,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2466,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2503,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2540,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2712,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2749,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2786,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2823,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test baz.txt dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -89555,50 +90851,60 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 283, NextOffset: 320
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 320, NextOffset: 519
     testutil.go:509: Offset: 534, NextOffset: 767
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink test test2 .no.prefetch.landmark foo3.txt dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 349, NextOffset: 386
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 386, NextOffset: 423
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 423, NextOffset: 460
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 460, NextOffset: 497
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 497, NextOffset: 534
-    testutil.go:509: Offset: 283, NextOffset: 320
-    testutil.go:509: Offset: 534, NextOffset: 767
-    testutil.go:509: Offset: 320, NextOffset: 519
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 767, NextOffset: 1008
     testutil.go:509: Offset: 519, NextOffset: 725
+    testutil.go:509: Offset: 767, NextOffset: 1008
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 725, NextOffset: 926
+    testutil.go:509: Offset: 1008, NextOffset: 1209
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 926, NextOffset: 2429
+    testutil.go:509: Offset: 1209, NextOffset: 2712
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2429, NextOffset: 2466
+    testutil.go:509: Offset: 2712, NextOffset: 2749
+    testutil.go:509: Offset: 2466, NextOffset: 2503
+    testutil.go:509: Offset: 2749, NextOffset: 2786
+    testutil.go:509: Offset: 2503, NextOffset: 2540
+    testutil.go:509: Offset: 2786, NextOffset: 2823
+    testutil.go:509: Offset: 2540, NextOffset: 6611
+    testutil.go:509: Offset: 2823, NextOffset: 7225
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test baz.txt dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1008, NextOffset: 1209
     testutil.go:509: Offset: 725, NextOffset: 926
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1209, NextOffset: 2712
+    testutil.go:509: Offset: 926, NextOffset: 2429
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2713, NextOffset: 2750
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 2430, NextOffset: 2467
-    testutil.go:509: Offset: 2750, NextOffset: 2787
-    testutil.go:509: Offset: 2467, NextOffset: 2504
-    testutil.go:509: Offset: 2787, NextOffset: 2824
-    testutil.go:509: Offset: 2504, NextOffset: 2541
-    testutil.go:509: Offset: 2824, NextOffset: 7228
-    testutil.go:509: Offset: 2541, NextOffset: 6614
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 2712, NextOffset: 2749
+    testutil.go:509: Offset: 2429, NextOffset: 2466
+    testutil.go:509: Offset: 2749, NextOffset: 2786
+    testutil.go:509: Offset: 2466, NextOffset: 2503
+    testutil.go:509: Offset: 2786, NextOffset: 2823
+    testutil.go:509: Offset: 2503, NextOffset: 2540
+    testutil.go:509: Offset: 2823, NextOffset: 7225
+    testutil.go:509: Offset: 2540, NextOffset: 6611
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -89612,154 +90918,161 @@
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1209, NextOffset: 2713
-    testutil.go:509: Offset: 926, NextOffset: 2430
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 349, NextOffset: 386
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 386, NextOffset: 423
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 423, NextOffset: 460
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 460, NextOffset: 497
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 497, NextOffset: 534
+    testutil.go:509: Offset: 283, NextOffset: 320
+    testutil.go:509: Offset: 534, NextOffset: 767
+    testutil.go:509: Offset: 320, NextOffset: 519
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 767, NextOffset: 1008
+    testutil.go:509: Offset: 519, NextOffset: 725
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt bar test dev baz.txt foo3.txt barlink test2]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt bar test test2 foo1.txt foo3.txt barlink dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo1.txt bar test dev baz.txt foo3.txt barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test test2 foo1.txt foo3.txt barlink dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 146, NextOffset: 6910
+    testutil.go:509: Offset: 0, NextOffset: 6352
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-    testutil.go:509: Offset: 146, NextOffset: 6913
-    testutil.go:509: Offset: 0, NextOffset: 6355
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2447,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2484,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2521,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2558,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2728,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2765,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2802,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2839,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2447,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2484,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2521,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2558,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2728,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2765,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2802,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2839,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test dev foo1.txt bar foo3.txt barlink test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo3.txt test2 foo1.txt bar barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -89769,21 +91082,19 @@
     testutil.go:509: Offset: 2765, NextOffset: 2802
     testutil.go:509: Offset: 2521, NextOffset: 2558
     testutil.go:509: Offset: 2802, NextOffset: 2839
-    testutil.go:509: Offset: 2558, NextOffset: 6667
+    testutil.go:509: Offset: 2558, NextOffset: 6665
     testutil.go:509: Offset: 2839, NextOffset: 7277
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 349, NextOffset: 386
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 211, NextOffset: 248
@@ -89818,11 +91129,27 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 934, NextOffset: 2447
     testutil.go:509: Offset: 1215, NextOffset: 2728
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt test dev foo1.txt bar foo3.txt barlink test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt test2 foo1.txt bar barlink test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2728, NextOffset: 2765
+    testutil.go:509: Offset: 2447, NextOffset: 2484
+    testutil.go:509: Offset: 2765, NextOffset: 2802
+    testutil.go:509: Offset: 2484, NextOffset: 2521
+    testutil.go:509: Offset: 2802, NextOffset: 2839
+    testutil.go:509: Offset: 2521, NextOffset: 2558
+    testutil.go:509: Offset: 2839, NextOffset: 7277
+    testutil.go:509: Offset: 2558, NextOffset: 6665
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -89836,6 +91163,11 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1215, NextOffset: 2728
+    testutil.go:509: Offset: 934, NextOffset: 2447
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -89849,23 +91181,6 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2728, NextOffset: 2765
-    testutil.go:509: Offset: 2447, NextOffset: 2484
-    testutil.go:509: Offset: 2765, NextOffset: 2802
-    testutil.go:509: Offset: 2484, NextOffset: 2521
-    testutil.go:509: Offset: 2802, NextOffset: 2839
-    testutil.go:509: Offset: 2521, NextOffset: 2558
-    testutil.go:509: Offset: 2839, NextOffset: 7277
-    testutil.go:509: Offset: 2558, NextOffset: 6667
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 770, NextOffset: 1012
     testutil.go:509: Offset: 524, NextOffset: 731
@@ -89874,173 +91189,154 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1012, NextOffset: 1215
     testutil.go:509: Offset: 731, NextOffset: 934
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1215, NextOffset: 2728
-    testutil.go:509: Offset: 934, NextOffset: 2447
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test dev baz.txt bar barlink test2 .no.prefetch.landmark foo1.txt foo3.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test2 baz.txt bar barlink test .no.prefetch.landmark foo1.txt foo3.txt dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink test2 .no.prefetch.landmark foo1.txt foo3.txt test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt bar barlink test .no.prefetch.landmark foo1.txt foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7090
-    testutil.go:509: Offset: 0, NextOffset: 6534
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
+    testutil.go:509: Offset: 146, NextOffset: 7088
+    testutil.go:509: Offset: 0, NextOffset: 6532
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2442,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2479,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2516,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2553,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2725,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2762,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2799,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2836,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2440,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2477,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2514,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2551,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2723,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2760,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2797,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2834,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt bar barlink test dev foo1.txt foo3.txt test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 727, NextOffset: 930
-    testutil.go:509: Offset: 1010, NextOffset: 1213
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 930, NextOffset: 2442
-    testutil.go:509: Offset: 1213, NextOffset: 2725
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt bar test2 .no.prefetch.landmark foo1.txt foo3.txt barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2442, NextOffset: 2479
-    testutil.go:509: Offset: 2725, NextOffset: 2762
-    testutil.go:509: Offset: 2479, NextOffset: 2516
-    testutil.go:509: Offset: 2762, NextOffset: 2799
-    testutil.go:509: Offset: 2516, NextOffset: 2553
-    testutil.go:509: Offset: 2799, NextOffset: 2836
-    testutil.go:509: Offset: 2553, NextOffset: 6645
-    testutil.go:509: Offset: 2836, NextOffset: 7260
+    testutil.go:509: Offset: 2440, NextOffset: 2477
+    testutil.go:509: Offset: 2723, NextOffset: 2760
+    testutil.go:509: Offset: 2477, NextOffset: 2514
+    testutil.go:509: Offset: 2760, NextOffset: 2797
+    testutil.go:509: Offset: 2514, NextOffset: 2551
+    testutil.go:509: Offset: 2797, NextOffset: 2834
+    testutil.go:509: Offset: 2551, NextOffset: 6641
+    testutil.go:509: Offset: 2834, NextOffset: 7256
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -90072,19 +91368,41 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 521, NextOffset: 727
     testutil.go:509: Offset: 768, NextOffset: 1010
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev foo1.txt foo3.txt test2 .no.prefetch.landmark baz.txt bar barlink test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 768, NextOffset: 1010
-    testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 727, NextOffset: 930
+    testutil.go:509: Offset: 1010, NextOffset: 1213
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1213, NextOffset: 2725
-    testutil.go:509: Offset: 930, NextOffset: 2442
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 930, NextOffset: 2440
+    testutil.go:509: Offset: 1213, NextOffset: 2723
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt barlink test dev baz.txt bar test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2723, NextOffset: 2760
+    testutil.go:509: Offset: 2440, NextOffset: 2477
+    testutil.go:509: Offset: 2760, NextOffset: 2797
+    testutil.go:509: Offset: 2477, NextOffset: 2514
+    testutil.go:509: Offset: 2797, NextOffset: 2834
+    testutil.go:509: Offset: 2514, NextOffset: 2551
+    testutil.go:509: Offset: 2834, NextOffset: 7256
+    testutil.go:509: Offset: 2551, NextOffset: 6641
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 423, NextOffset: 460
@@ -90095,6 +91413,13 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1010, NextOffset: 1213
+    testutil.go:509: Offset: 727, NextOffset: 930
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -90108,40 +91433,32 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1010, NextOffset: 1213
-    testutil.go:509: Offset: 727, NextOffset: 930
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 768, NextOffset: 1010
+    testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1213, NextOffset: 2723
+    testutil.go:509: Offset: 930, NextOffset: 2440
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar barlink test2 .no.prefetch.landmark foo3.txt test dev baz.txt foo1.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2725, NextOffset: 2762
-    testutil.go:509: Offset: 2442, NextOffset: 2479
-    testutil.go:509: Offset: 2762, NextOffset: 2799
-    testutil.go:509: Offset: 2479, NextOffset: 2516
-    testutil.go:509: Offset: 2799, NextOffset: 2836
-    testutil.go:509: Offset: 2516, NextOffset: 2553
-    testutil.go:509: Offset: 2836, NextOffset: 7260
-    testutil.go:509: Offset: 2553, NextOffset: 6645
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink dev test2 .no.prefetch.landmark foo1.txt test baz.txt bar foo3.txt]
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -90149,126 +91466,121 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo3.txt test dev baz.txt foo1.txt bar barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7065
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 6382
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7069
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6386
-    testutil.go:509: Offset: 146, NextOffset: 7069
-    testutil.go:509: Offset: 0, NextOffset: 6386
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7065
+    testutil.go:509: Offset: 0, NextOffset: 6382
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2463,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2500,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2537,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2574,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2744,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2781,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2818,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2855,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2461,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2498,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2535,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2572,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2742,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2779,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2816,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2853,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo3.txt barlink bar test dev test2 .no.prefetch.landmark baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -90284,8 +91596,6 @@
     testutil.go:509: Offset: 498, NextOffset: 535
     testutil.go:509: Offset: 323, NextOffset: 525
     testutil.go:509: Offset: 535, NextOffset: 770
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 138, NextOffset: 175
     testutil.go:509: Offset: 350, NextOffset: 387
@@ -90308,56 +91618,22 @@
     testutil.go:509: Offset: 733, NextOffset: 937
     testutil.go:509: Offset: 1014, NextOffset: 1218
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 937, NextOffset: 2463
-    testutil.go:509: Offset: 1218, NextOffset: 2744
+    testutil.go:509: Offset: 937, NextOffset: 2461
+    testutil.go:509: Offset: 1218, NextOffset: 2742
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2463, NextOffset: 2500
-    testutil.go:509: Offset: 2744, NextOffset: 2781
-    testutil.go:509: Offset: 2500, NextOffset: 2537
-    testutil.go:509: Offset: 2781, NextOffset: 2818
-    testutil.go:509: Offset: 2537, NextOffset: 2574
-    testutil.go:509: Offset: 2818, NextOffset: 2855
-    testutil.go:509: Offset: 2574, NextOffset: 6700
-    testutil.go:509: Offset: 2855, NextOffset: 7313
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:509: Offset: 2461, NextOffset: 2498
+    testutil.go:509: Offset: 2742, NextOffset: 2779
+    testutil.go:509: Offset: 2498, NextOffset: 2535
+    testutil.go:509: Offset: 2779, NextOffset: 2816
+    testutil.go:509: Offset: 2535, NextOffset: 2572
+    testutil.go:509: Offset: 2816, NextOffset: 2853
+    testutil.go:509: Offset: 2572, NextOffset: 6696
+    testutil.go:509: Offset: 2853, NextOffset: 7309
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink bar test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1218, NextOffset: 2744
-    testutil.go:509: Offset: 937, NextOffset: 2463
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1014, NextOffset: 1218
-    testutil.go:509: Offset: 733, NextOffset: 937
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2744, NextOffset: 2781
-    testutil.go:509: Offset: 2463, NextOffset: 2500
-    testutil.go:509: Offset: 2781, NextOffset: 2818
-    testutil.go:509: Offset: 2500, NextOffset: 2537
-    testutil.go:509: Offset: 2818, NextOffset: 2855
-    testutil.go:509: Offset: 2537, NextOffset: 2574
-    testutil.go:509: Offset: 2855, NextOffset: 7313
-    testutil.go:509: Offset: 2574, NextOffset: 6700
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -90371,6 +91647,37 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1014
+    testutil.go:509: Offset: 525, NextOffset: 733
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1014, NextOffset: 1218
+    testutil.go:509: Offset: 733, NextOffset: 937
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1218, NextOffset: 2742
+    testutil.go:509: Offset: 937, NextOffset: 2461
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2742, NextOffset: 2779
+    testutil.go:509: Offset: 2461, NextOffset: 2498
+    testutil.go:509: Offset: 2779, NextOffset: 2816
+    testutil.go:509: Offset: 2498, NextOffset: 2535
+    testutil.go:509: Offset: 2816, NextOffset: 2853
+    testutil.go:509: Offset: 2535, NextOffset: 2572
+    testutil.go:509: Offset: 2853, NextOffset: 7309
+    testutil.go:509: Offset: 2572, NextOffset: 6696
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -90384,149 +91691,139 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1014
-    testutil.go:509: Offset: 525, NextOffset: 733
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo3.txt barlink dev baz.txt foo1.txt bar test test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt foo3.txt barlink dev test2 .no.prefetch.landmark bar test baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev baz.txt foo1.txt bar test test2 .no.prefetch.landmark] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink dev test2 .no.prefetch.landmark bar test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 6564
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-    testutil.go:509: Offset: 146, NextOffset: 7124
-    testutil.go:509: Offset: 0, NextOffset: 6568
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02
+    testutil.go:509: Offset: 146, NextOffset: 7120
+    testutil.go:509: Offset: 0, NextOffset: 6564
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":136,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":210,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1888,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1925,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1962,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1999,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1009,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1212,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":136,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":210,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1888,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1925,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1962,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1999,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1009,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1212,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt barlink test dev test2 foo1.txt bar foo3.txt .no.prefetch.landmark]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt foo3.txt dev .no.prefetch.landmark bar barlink test test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -90537,13 +91834,13 @@
     testutil.go:509: Offset: 1962, NextOffset: 1999
     testutil.go:509: Offset: 2244, NextOffset: 2281
     testutil.go:509: Offset: 1999, NextOffset: 5700
-    testutil.go:509: Offset: 2281, NextOffset: 6314
+    testutil.go:509: Offset: 2281, NextOffset: 6313
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -90563,6 +91860,8 @@
     testutil.go:509: Offset: 136, NextOffset: 173
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 173, NextOffset: 210
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 210, NextOffset: 247
     testutil.go:509: Offset: 423, NextOffset: 460
@@ -90583,8 +91882,9 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 930, NextOffset: 1888
     testutil.go:509: Offset: 1212, NextOffset: 2170
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt .no.prefetch.landmark baz.txt barlink test dev test2 foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt dev .no.prefetch.landmark bar barlink test test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 136, NextOffset: 173
@@ -90598,6 +91898,25 @@
     testutil.go:509: Offset: 284, NextOffset: 321
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 321, NextOffset: 521
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 768, NextOffset: 1009
+    testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1212, NextOffset: 2170
+    testutil.go:509: Offset: 930, NextOffset: 1888
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1009, NextOffset: 1212
+    testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -90608,14 +91927,8 @@
     testutil.go:509: Offset: 1925, NextOffset: 1962
     testutil.go:509: Offset: 2244, NextOffset: 2281
     testutil.go:509: Offset: 1962, NextOffset: 1999
-    testutil.go:509: Offset: 2281, NextOffset: 6314
+    testutil.go:509: Offset: 2281, NextOffset: 6313
     testutil.go:509: Offset: 1999, NextOffset: 5700
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -90631,26 +91944,11 @@
     testutil.go:509: Offset: 284, NextOffset: 321
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 321, NextOffset: 521
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 768, NextOffset: 1009
-    testutil.go:509: Offset: 521, NextOffset: 727
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1009, NextOffset: 1212
-    testutil.go:509: Offset: 727, NextOffset: 930
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1212, NextOffset: 2170
-    testutil.go:509: Offset: 930, NextOffset: 1888
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt barlink test bar foo3.txt dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [barlink foo1.txt bar test dev test2 .no.prefetch.landmark baz.txt foo3.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -90695,49 +91993,52 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 5438
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test bar foo3.txt dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink foo1.txt bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -90755,8 +92056,6 @@
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
@@ -90768,32 +92067,33 @@
     testutil.go:509: Offset: 0, NextOffset: 5438
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 146, NextOffset: 5995
     testutil.go:509: Offset: 0, NextOffset: 5438
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":734,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":938,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1905,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1942,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1979,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2016,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":351,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":388,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":425,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":462,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":499,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":536,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":773,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1017,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1221,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2188,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2225,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2262,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2299,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":734,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":938,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1906,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1943,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1980,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2017,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":351,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":388,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":425,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":462,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":499,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":536,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":773,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1017,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1221,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2189,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2226,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2263,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt bar barlink dev test2 .no.prefetch.landmark baz.txt foo3.txt test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test test2 bar barlink dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1905, NextOffset: 1942
-    testutil.go:509: Offset: 2188, NextOffset: 2225
-    testutil.go:509: Offset: 1942, NextOffset: 1979
-    testutil.go:509: Offset: 2225, NextOffset: 2262
-    testutil.go:509: Offset: 1979, NextOffset: 2016
-    testutil.go:509: Offset: 2262, NextOffset: 2299
-    testutil.go:509: Offset: 2016, NextOffset: 5755
-    testutil.go:509: Offset: 2299, NextOffset: 6366
+    testutil.go:509: Offset: 1906, NextOffset: 1943
+    testutil.go:509: Offset: 2189, NextOffset: 2226
+    testutil.go:509: Offset: 1943, NextOffset: 1980
+    testutil.go:509: Offset: 2226, NextOffset: 2263
+    testutil.go:509: Offset: 1980, NextOffset: 2017
+    testutil.go:509: Offset: 2263, NextOffset: 2300
+    testutil.go:509: Offset: 2017, NextOffset: 5755
+    testutil.go:509: Offset: 2300, NextOffset: 6368
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -90830,22 +92130,11 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 734, NextOffset: 938
     testutil.go:509: Offset: 1017, NextOffset: 1221
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 938, NextOffset: 1905
-    testutil.go:509: Offset: 1221, NextOffset: 2188
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 938, NextOffset: 1906
+    testutil.go:509: Offset: 1221, NextOffset: 2189
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink dev test2 .no.prefetch.landmark baz.txt foo3.txt test foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test test2 bar barlink dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 351, NextOffset: 388
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -90859,6 +92148,25 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 536, NextOffset: 773
     testutil.go:509: Offset: 323, NextOffset: 525
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 773, NextOffset: 1017
+    testutil.go:509: Offset: 525, NextOffset: 734
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1221, NextOffset: 2189
+    testutil.go:509: Offset: 938, NextOffset: 1906
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2189, NextOffset: 2226
+    testutil.go:509: Offset: 1906, NextOffset: 1943
+    testutil.go:509: Offset: 2226, NextOffset: 2263
+    testutil.go:509: Offset: 1943, NextOffset: 1980
+    testutil.go:509: Offset: 2263, NextOffset: 2300
+    testutil.go:509: Offset: 1980, NextOffset: 2017
+    testutil.go:509: Offset: 2300, NextOffset: 6368
+    testutil.go:509: Offset: 2017, NextOffset: 5755
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 351, NextOffset: 388
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -90872,37 +92180,27 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 536, NextOffset: 773
     testutil.go:509: Offset: 323, NextOffset: 525
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1221, NextOffset: 2188
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 938, NextOffset: 1905
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2188, NextOffset: 2225
-    testutil.go:509: Offset: 1905, NextOffset: 1942
-    testutil.go:509: Offset: 2225, NextOffset: 2262
-    testutil.go:509: Offset: 1942, NextOffset: 1979
-    testutil.go:509: Offset: 2262, NextOffset: 2299
-    testutil.go:509: Offset: 1979, NextOffset: 2016
-    testutil.go:509: Offset: 2299, NextOffset: 6366
-    testutil.go:509: Offset: 2016, NextOffset: 5755
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 773, NextOffset: 1017
-    testutil.go:509: Offset: 525, NextOffset: 734
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1017, NextOffset: 1221
     testutil.go:509: Offset: 734, NextOffset: 938
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev test2 .no.prefetch.landmark foo1.txt bar barlink test baz.txt foo3.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [barlink test baz.txt foo3.txt dev test2 .no.prefetch.landmark foo1.txt bar]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -90914,14 +92212,12 @@
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -90948,8 +92244,6 @@
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
@@ -90965,34 +92259,40 @@
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink test baz.txt foo3.txt dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt dev test2 .no.prefetch.landmark foo1.txt bar barlink test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
@@ -91001,18 +92301,9 @@
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
@@ -91023,45 +92314,17 @@
     testutil.go:509: Offset: 0, NextOffset: 5620
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 146, NextOffset: 6177
     testutil.go:509: Offset: 0, NextOffset: 5620
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":523,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":730,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1897,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1934,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1971,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2008,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1013,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1217,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2180,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2291,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":523,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":730,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1897,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1934,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1971,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2008,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1013,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1217,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2180,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2291,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt bar test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 523, NextOffset: 730
-    testutil.go:509: Offset: 770, NextOffset: 1013
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 730, NextOffset: 934
-    testutil.go:509: Offset: 1013, NextOffset: 1217
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 934, NextOffset: 1897
-    testutil.go:509: Offset: 1217, NextOffset: 2180
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1897, NextOffset: 1934
-    testutil.go:509: Offset: 2180, NextOffset: 2217
-    testutil.go:509: Offset: 1934, NextOffset: 1971
-    testutil.go:509: Offset: 2217, NextOffset: 2254
-    testutil.go:509: Offset: 1971, NextOffset: 2008
-    testutil.go:509: Offset: 2254, NextOffset: 2291
-    testutil.go:509: Offset: 2008, NextOffset: 5728
-    testutil.go:509: Offset: 2291, NextOffset: 6342
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev barlink test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -91079,6 +92342,8 @@
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 137, NextOffset: 174
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 387, NextOffset: 424
@@ -91090,16 +92355,38 @@
     testutil.go:509: Offset: 498, NextOffset: 535
     testutil.go:509: Offset: 322, NextOffset: 523
     testutil.go:509: Offset: 535, NextOffset: 770
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test foo1.txt foo3.txt barlink dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 523, NextOffset: 730
+    testutil.go:509: Offset: 770, NextOffset: 1013
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 730, NextOffset: 934
+    testutil.go:509: Offset: 1013, NextOffset: 1217
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 934, NextOffset: 1897
+    testutil.go:509: Offset: 1217, NextOffset: 2180
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1897, NextOffset: 1934
+    testutil.go:509: Offset: 2180, NextOffset: 2217
+    testutil.go:509: Offset: 1934, NextOffset: 1971
+    testutil.go:509: Offset: 2217, NextOffset: 2254
+    testutil.go:509: Offset: 1971, NextOffset: 2008
+    testutil.go:509: Offset: 2254, NextOffset: 2291
+    testutil.go:509: Offset: 2008, NextOffset: 5730
+    testutil.go:509: Offset: 2291, NextOffset: 6342
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev barlink test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -91128,11 +92415,17 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 523
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1013
+    testutil.go:509: Offset: 523, NextOffset: 730
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1013, NextOffset: 1217
     testutil.go:509: Offset: 730, NextOffset: 934
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1217, NextOffset: 2180
+    testutil.go:509: Offset: 934, NextOffset: 1897
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -91143,155 +92436,179 @@
     testutil.go:509: Offset: 2254, NextOffset: 2291
     testutil.go:509: Offset: 1971, NextOffset: 2008
     testutil.go:509: Offset: 2291, NextOffset: 6342
-    testutil.go:509: Offset: 2008, NextOffset: 5728
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1013
-    testutil.go:509: Offset: 523, NextOffset: 730
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1217, NextOffset: 2180
-    testutil.go:509: Offset: 934, NextOffset: 1897
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar foo3.txt dev test2 .no.prefetch.landmark baz.txt foo1.txt barlink test]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 2008, NextOffset: 5730
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test bar dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test bar dev test2 .no.prefetch.landmark baz.txt foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6025
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt dev test2 .no.prefetch.landmark baz.txt foo1.txt barlink test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+    testutil.go:509: Offset: 146, NextOffset: 6025
+    testutil.go:509: Offset: 0, NextOffset: 5467
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":139,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":213,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":527,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":735,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":941,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1915,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1952,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1989,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2026,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":352,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":389,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":426,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":463,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":500,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":537,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":775,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1019,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1225,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2199,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2236,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2273,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2310,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink baz.txt bar test dev test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
+    testutil.go:509: Offset: 527, NextOffset: 735
+    testutil.go:509: Offset: 775, NextOffset: 1019
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 735, NextOffset: 941
+    testutil.go:509: Offset: 1019, NextOffset: 1225
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 941, NextOffset: 1915
+    testutil.go:509: Offset: 1225, NextOffset: 2199
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-    testutil.go:509: Offset: 146, NextOffset: 6023
-    testutil.go:509: Offset: 0, NextOffset: 5465
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:509: Offset: 1915, NextOffset: 1952
+    testutil.go:509: Offset: 2199, NextOffset: 2236
+    testutil.go:509: Offset: 1952, NextOffset: 1989
+    testutil.go:509: Offset: 2236, NextOffset: 2273
+    testutil.go:509: Offset: 1989, NextOffset: 2026
+    testutil.go:509: Offset: 2273, NextOffset: 2310
+    testutil.go:509: Offset: 2026, NextOffset: 5777
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":139,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":213,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":527,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":735,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":941,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1914,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1951,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1988,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2025,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":352,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":389,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":426,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":463,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":500,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":537,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":775,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1019,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1225,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2198,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2235,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2272,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2309,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt bar barlink .no.prefetch.landmark foo1.txt foo3.txt test dev test2]
+    testutil.go:509: Offset: 2310, NextOffset: 6394
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 139, NextOffset: 176
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 352, NextOffset: 389
     testutil.go:509: Offset: 176, NextOffset: 213
     testutil.go:509: Offset: 389, NextOffset: 426
@@ -91316,45 +92633,9 @@
     testutil.go:509: Offset: 500, NextOffset: 537
     testutil.go:509: Offset: 324, NextOffset: 527
     testutil.go:509: Offset: 537, NextOffset: 775
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 527, NextOffset: 735
-    testutil.go:509: Offset: 775, NextOffset: 1019
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 735, NextOffset: 941
-    testutil.go:509: Offset: 1019, NextOffset: 1225
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 941, NextOffset: 1914
-    testutil.go:509: Offset: 1225, NextOffset: 2198
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1914, NextOffset: 1951
-    testutil.go:509: Offset: 2198, NextOffset: 2235
-    testutil.go:509: Offset: 1951, NextOffset: 1988
-    testutil.go:509: Offset: 2235, NextOffset: 2272
-    testutil.go:509: Offset: 1988, NextOffset: 2025
-    testutil.go:509: Offset: 2272, NextOffset: 2309
-    testutil.go:509: Offset: 2025, NextOffset: 5778
-    testutil.go:509: Offset: 2309, NextOffset: 6392
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink .no.prefetch.landmark foo1.txt foo3.txt test dev test2 baz.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink baz.txt bar test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 352, NextOffset: 389
     testutil.go:509: Offset: 139, NextOffset: 176
@@ -91363,11 +92644,37 @@
     testutil.go:509: Offset: 426, NextOffset: 463
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 463, NextOffset: 500
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 250, NextOffset: 287
     testutil.go:509: Offset: 500, NextOffset: 537
     testutil.go:509: Offset: 287, NextOffset: 324
     testutil.go:509: Offset: 537, NextOffset: 775
     testutil.go:509: Offset: 324, NextOffset: 527
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1019, NextOffset: 1225
+    testutil.go:509: Offset: 735, NextOffset: 941
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2199, NextOffset: 2236
+    testutil.go:509: Offset: 1915, NextOffset: 1952
+    testutil.go:509: Offset: 2236, NextOffset: 2273
+    testutil.go:509: Offset: 1952, NextOffset: 1989
+    testutil.go:509: Offset: 2273, NextOffset: 2310
+    testutil.go:509: Offset: 1989, NextOffset: 2026
+    testutil.go:509: Offset: 2310, NextOffset: 6394
+    testutil.go:509: Offset: 2026, NextOffset: 5777
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 352, NextOffset: 389
     testutil.go:509: Offset: 139, NextOffset: 176
@@ -91381,168 +92688,150 @@
     testutil.go:509: Offset: 287, NextOffset: 324
     testutil.go:509: Offset: 537, NextOffset: 775
     testutil.go:509: Offset: 324, NextOffset: 527
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1019, NextOffset: 1225
-    testutil.go:509: Offset: 735, NextOffset: 941
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 775, NextOffset: 1019
     testutil.go:509: Offset: 527, NextOffset: 735
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1225, NextOffset: 2198
-    testutil.go:509: Offset: 941, NextOffset: 1914
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2198, NextOffset: 2235
-    testutil.go:509: Offset: 1914, NextOffset: 1951
-    testutil.go:509: Offset: 2235, NextOffset: 2272
-    testutil.go:509: Offset: 1951, NextOffset: 1988
-    testutil.go:509: Offset: 2272, NextOffset: 2309
-    testutil.go:509: Offset: 1988, NextOffset: 2025
-    testutil.go:509: Offset: 2309, NextOffset: 6392
-    testutil.go:509: Offset: 2025, NextOffset: 5778
+    testutil.go:509: Offset: 1225, NextOffset: 2199
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 941, NextOffset: 1915
 === RUN   TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt barlink dev test2 bar foo3.txt test]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt test2 baz.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:395: Comparing: "bar" vs "bar"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test .no.prefetch.landmark baz.txt foo1.txt barlink dev test2 bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt bar foo3.txt barlink test dev .no.prefetch.landmark foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
-    testutil.go:509: Offset: 146, NextOffset: 6201
-    testutil.go:509: Offset: 0, NextOffset: 5644
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
+    testutil.go:509: Offset: 146, NextOffset: 6200
+    testutil.go:509: Offset: 0, NextOffset: 5643
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -91551,12 +92840,14 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -91564,22 +92855,19 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -91587,10 +92875,16 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test2 baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -91598,54 +92892,50 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -91655,13 +92945,13 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -91669,27 +92959,23 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -91697,47 +92983,49 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -91751,34 +93039,36 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -91786,38 +93076,29 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -91826,18 +93107,25 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -91853,7 +93141,7 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -91862,26 +93150,28 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -91897,18 +93187,21 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -91916,38 +93209,33 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -91957,33 +93245,37 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -91992,30 +93284,29 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -92023,22 +93314,19 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -92047,49 +93335,53 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -92103,9 +93395,8 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -92121,26 +93412,28 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -92148,45 +93441,45 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -92195,72 +93488,70 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -92268,48 +93559,55 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -92321,11 +93619,11 @@
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -92337,40 +93635,34 @@
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -92379,33 +93671,35 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -92414,105 +93708,106 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -92524,14 +93819,14 @@
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -92545,114 +93840,115 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -92661,49 +93957,42 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [dev test2 baz.txt barlink test]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -92711,23 +94000,22 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -92736,53 +94024,34 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test dev test2 baz.txt barlink]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -92791,34 +94060,42 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -92827,30 +94104,29 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -92858,21 +94134,21 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -92881,19 +94157,20 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -92903,18 +94180,15 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -92922,8 +94196,14 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -92931,45 +94211,41 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -92977,27 +94253,29 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test2 baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -93008,27 +94286,19 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -93036,13 +94306,22 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -93050,20 +94329,36 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -93071,15 +94366,16 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -93088,14 +94384,18 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -93104,14 +94404,8 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -93121,92 +94415,97 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test2 baz.txt barlink test dev]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -93220,29 +94519,26 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -93250,20 +94546,22 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -93271,21 +94569,21 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -93294,12 +94592,12 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -93309,72 +94607,72 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -93385,19 +94683,21 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -93406,35 +94706,31 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -93443,50 +94739,56 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -93494,31 +94796,31 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -93528,43 +94830,42 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -93573,34 +94874,19 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [dev test2 baz.txt barlink test]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -93608,31 +94894,27 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -93641,19 +94923,36 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -93661,22 +94960,21 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -93684,20 +94982,19 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -93705,87 +95002,90 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -93794,107 +95094,102 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -93910,15 +95205,20 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -93926,35 +95226,35 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -93962,19 +95262,13 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -93983,51 +95277,56 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -94037,125 +95336,129 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test2 baz.txt barlink test dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -94163,23 +95466,15 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -94187,73 +95482,82 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -94262,7 +95566,7 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -94271,62 +95575,66 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -94334,14 +95642,15 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -94349,61 +95658,78 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -94411,8 +95737,27 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -94420,22 +95765,18 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -94445,19 +95786,19 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -94466,37 +95807,38 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -94504,15 +95846,15 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -94520,12 +95862,18 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -94533,46 +95881,41 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -94580,33 +95923,32 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -94615,58 +95957,36 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -94674,42 +95994,27 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -94721,7 +96026,7 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -94730,72 +96035,67 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -94803,22 +96103,25 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -94826,15 +96129,15 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -94842,14 +96145,14 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -94865,34 +96168,37 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -94901,14 +96207,14 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -94917,52 +96223,26 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -94972,13 +96252,22 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -94991,70 +96280,71 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -95062,57 +96352,70 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -95128,31 +96431,33 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -95160,130 +96465,124 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test2 baz.txt barlink test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -95291,18 +96590,14 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -95310,14 +96605,20 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -95325,39 +96626,39 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -95366,28 +96667,26 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -95397,37 +96696,40 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -95437,22 +96739,20 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -95460,9 +96760,8 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -95472,150 +96771,155 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -95623,40 +96927,36 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -95667,10 +96967,11 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -95679,7 +96980,7 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -95688,52 +96989,51 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -95741,21 +97041,20 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -95766,12 +97065,14 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -95779,57 +97080,57 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -95837,15 +97138,15 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -95853,20 +97154,20 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -95874,14 +97175,10 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [dev test2 baz.txt barlink test]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -95890,22 +97187,24 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -95914,40 +97213,44 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
@@ -95955,48 +97258,43 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -96005,90 +97303,87 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -96098,27 +97393,16 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -96127,43 +97411,32 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -96172,14 +97445,21 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -96188,18 +97468,11 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -96207,14 +97480,22 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -96223,15 +97504,9 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -96245,44 +97520,51 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -96292,28 +97574,39 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -96322,26 +97615,30 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -96357,14 +97654,14 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -96373,19 +97670,28 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -96393,35 +97699,41 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -96430,16 +97742,20 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -96447,56 +97763,36 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -96507,13 +97803,13 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -96523,19 +97819,22 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -96543,53 +97842,50 @@
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -96597,69 +97893,77 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -96667,26 +97971,19 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -96694,15 +97991,8 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -96711,18 +98001,27 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -96730,8 +98029,9 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -96739,134 +98039,132 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -96876,18 +98174,15 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -96896,32 +98191,31 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -96933,28 +98227,33 @@
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -96966,74 +98265,66 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -97045,16 +98336,24 @@
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -97063,14 +98362,14 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -97079,102 +98378,69 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -97182,13 +98448,23 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -97198,33 +98474,37 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -97233,21 +98513,30 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -97256,47 +98545,55 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -97310,52 +98607,51 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test2 baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -97363,34 +98659,42 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -97400,42 +98704,36 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -97443,28 +98741,34 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -97477,78 +98781,45 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -97557,15 +98828,27 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -97573,34 +98856,37 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -97608,20 +98894,17 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -97629,51 +98912,56 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -97682,38 +98970,33 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -97721,39 +99004,39 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -97761,11 +99044,27 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -97781,14 +99080,13 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -97796,22 +99094,14 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -97819,32 +99109,42 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -97853,15 +99153,14 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -97871,47 +99170,48 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -97920,86 +99220,79 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -98007,6 +99300,8 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -98015,25 +99310,26 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -98041,11 +99337,15 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -98053,43 +99353,38 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -98098,17 +99393,17 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -98117,99 +99412,104 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:13Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:13Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:13Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:13Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:17Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:17Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:17Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:17Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -98220,28 +99520,186 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test2 baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
 --- PASS: TestGzipEStargz (0.00s)
-    --- PASS: TestGzipEStargz/testWriteAndOpen (11.31s)
+    --- PASS: TestGzipEStargz/testWriteAndOpen (14.96s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
@@ -98266,148 +99724,148 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.00s)
@@ -98419,13 +99877,13 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.00s)
@@ -98437,31 +99895,31 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.00s)
@@ -98472,7 +99930,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.00s)
@@ -98496,20 +99954,20 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
@@ -98517,7 +99975,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
@@ -98525,81 +99983,81 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
@@ -98607,19 +100065,19 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.00s)
@@ -98633,18 +100091,18 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.00s)
@@ -98656,7 +100114,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
@@ -98669,48 +100127,48 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.00s)
@@ -98718,24 +100176,24 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.00s)
@@ -98746,130 +100204,130 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
@@ -98877,32 +100335,32 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.00s)
@@ -98915,7 +100373,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.00s)
@@ -98928,13 +100386,13 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.00s)
@@ -98946,26 +100404,26 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.01s)
@@ -98975,35 +100433,35 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.01s)
@@ -99012,76 +100470,76 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
@@ -99089,7 +100547,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.00s)
@@ -99101,7 +100559,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
@@ -99109,75 +100567,75 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.00s)
@@ -99185,7 +100643,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.00s)
@@ -99212,7 +100670,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.00s)
@@ -99225,15 +100683,15 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
@@ -99242,40 +100700,40 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.00s)
@@ -99291,7 +100749,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.00s)
@@ -99306,83 +100764,83 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.01s)
@@ -99397,46 +100855,46 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.01s)
@@ -99444,9 +100902,9 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
@@ -99461,39 +100919,39 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
@@ -99501,25 +100959,25 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.00s)
@@ -99529,7 +100987,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.00s)
@@ -99537,19 +100995,19 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.00s)
@@ -99561,7 +101019,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
@@ -99570,7 +101028,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.00s)
@@ -99579,30 +101037,30 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.00s)
@@ -99611,318 +101069,1219 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.05s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.05s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.05s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.05s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.05s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.05s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.05s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.05s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.05s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.05s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.05s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.06s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.05s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.05s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.05s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.05s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.05s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.05s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.02s)
-    --- PASS: TestGzipEStargz/testDigestAndVerify (15.82s)
+    --- PASS: TestGzipEStargz/testBuild (24.33s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.08s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.08s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.07s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0 (0.07s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=64000 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.07s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0 (0.09s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.10s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.06s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0 (0.00s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
+    --- PASS: TestGzipEStargz/testDigestAndVerify (25.15s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0 (0.01s)
@@ -99936,28 +102295,28 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0 (0.07s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0 (0.04s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0 (0.01s)
@@ -99966,10 +102325,10 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0 (0.01s)
@@ -99979,7 +102338,7 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0 (0.01s)
@@ -99991,7 +102350,7 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
@@ -100026,16 +102385,16 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
@@ -100053,7 +102412,7 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
@@ -100063,398 +102422,398 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02 (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02 (0.04s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02 (0.04s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000 (0.04s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000 (0.03s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000 (0.03s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000 (0.03s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000 (0.04s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000 (0.04s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01 (0.03s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01 (0.03s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01 (0.03s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01 (0.04s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01 (0.04s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02 (0.04s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02 (0.03s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02 (0.03s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02 (0.04s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
@@ -100463,60 +102822,60 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
@@ -100526,46 +102885,46 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0 (0.03s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0 (0.02s)
@@ -100574,13 +102933,13 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0 (0.05s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0 (0.02s)
@@ -100592,10 +102951,10 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
@@ -100607,70 +102966,70 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0 (0.03s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
@@ -100679,100 +103038,100 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01 (0.05s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01 (0.06s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01 (0.05s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01 (0.06s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01 (0.04s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01 (0.06s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01 (0.07s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
@@ -100780,65 +103139,65 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01 (0.05s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
@@ -100850,184 +103209,184 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02 (0.03s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02 (0.05s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02 (0.04s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02 (0.05s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02 (0.06s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02 (0.04s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02 (0.04s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02 (0.06s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0 (0.05s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000 (0.02s)
@@ -101040,102 +103399,102 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0 (0.04s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0 (0.03s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000 (0.03s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000 (0.03s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000 (0.02s)
@@ -101156,115 +103515,115 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000 (0.03s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000 (0.04s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000 (0.03s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0 (0.02s)
@@ -101273,13 +103632,13 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000 (0.02s)
@@ -101294,31 +103653,31 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000 (0.04s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0 (0.02s)
@@ -101330,7 +103689,7 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0 (0.02s)
@@ -101339,115 +103698,115 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01 (0.07s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01 (0.05s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01 (0.02s)
@@ -101456,10 +103815,10 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01 (0.02s)
@@ -101468,505 +103827,505 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01 (0.03s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01 (0.06s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01 (0.06s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01 (0.06s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01 (0.06s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01 (0.07s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01 (0.04s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01 (0.09s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01 (0.08s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01 (0.06s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01 (0.05s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01 (0.03s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01 (0.04s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01 (0.03s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01 (0.05s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01 (0.05s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01 (0.04s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02 (0.06s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02 (0.06s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02 (0.06s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02 (0.06s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
@@ -101976,57 +104335,57 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02 (0.03s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
@@ -102035,16 +104394,16 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
@@ -102056,938 +104415,37 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-    --- PASS: TestGzipEStargz/testBuild (15.84s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=64000 (0.04s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0 (0.00s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
 === RUN   TestGzipFooter
 --- PASS: TestGzipFooter (0.12s)
 PASS
-ok  	github.com/containerd/stargz-snapshotter/estargz	19.008s
+ok  	github.com/containerd/stargz-snapshotter/estargz	28.581s
 === RUN   TestNoError
 --- PASS: TestNoError (0.00s)
 === RUN   TestOneError
@@ -102995,7 +104453,7 @@
 === RUN   TestMultipleErrors
 --- PASS: TestMultipleErrors (0.00s)
 PASS
-ok  	github.com/containerd/stargz-snapshotter/estargz/errorutil	0.004s
+ok  	github.com/containerd/stargz-snapshotter/estargz/errorutil	0.003s
 === RUN   TestGzipEStargz
 === RUN   TestGzipEStargz/testBuild
 === PAUSE TestGzipEStargz/testBuild
@@ -103005,73 +104463,73 @@
 === PAUSE TestGzipEStargz/testWriteAndOpen
 === CONT  TestGzipEStargz/testBuild
 === CONT  TestGzipEStargz/testWriteAndOpen
-=== CONT  TestGzipEStargz/testDigestAndVerify
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
+=== CONT  TestGzipEStargz/testDigestAndVerify
 === RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 1152]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 1152]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 4284, NextOffset: 4321
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:1638: got TOC entries:
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 4321, NextOffset: 4903
-    testutil.go:509: Offset: 3208, NextOffset: 3790
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4321, NextOffset: 4903
+    testutil.go:509: Offset: 3208, NextOffset: 3790
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 1152]
@@ -103080,6 +104538,8 @@
     testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
@@ -103091,20 +104551,27 @@
     testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 1152]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
@@ -103118,11 +104585,6 @@
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -103130,18 +104592,17 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 1152]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 1152]
     testutil.go:2330: got gzip streams:
@@ -103149,50 +104610,45 @@
     testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 1152]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0]
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:509: Offset: 1639, NextOffset: 4284
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 1152]
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -103200,15 +104656,12 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0]
-    testutil.go:2330: got gzip streams:
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 1152]
     testutil.go:2330: got gzip streams:
@@ -103216,6 +104669,8 @@
     testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
@@ -103232,16 +104687,25 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 1152]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -103250,40 +104714,30 @@
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 1152]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:509: Offset: 582, NextOffset: 3171
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
-    testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0]
-    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 3208, NextOffset: 3790
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 1152]
     testutil.go:2330: got gzip streams:
@@ -103291,19 +104745,24 @@
     testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 1152]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 1152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -103335,26 +104794,34 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 40]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 40 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 40]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 40 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -103386,48 +104853,25 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 40]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [1] at 40 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 40]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 40 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -103435,11 +104879,26 @@
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 40]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 40 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -103450,26 +104909,30 @@
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 40]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 40 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 40]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 40 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -103477,6 +104940,13 @@
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:509: Offset: 1639, NextOffset: 4284
@@ -103484,21 +104954,11 @@
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 4284, NextOffset: 4321
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -103509,75 +104969,53 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 40]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 40 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 40]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 40 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 40]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 40 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 4903
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -103585,6 +105023,11 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 40]
@@ -103593,24 +105036,19 @@
     testutil.go:2349:   [1] at 40 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 40]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 40 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -103620,16 +105058,7 @@
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 40]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 40 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 4284
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -103638,22 +105067,10 @@
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -103663,43 +105080,48 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 40]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 40 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 34]
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 40]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 40 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -103723,42 +105145,40 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -103768,90 +105188,81 @@
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 34]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -103859,18 +105270,39 @@
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 93, NextOffset: 130
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 206, NextOffset: 243
     testutil.go:509: Offset: 130, NextOffset: 355
     testutil.go:509: Offset: 243, NextOffset: 552
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 355, NextOffset: 392
     testutil.go:509: Offset: 552, NextOffset: 589
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 392, NextOffset: 478
     testutil.go:509: Offset: 589, NextOffset: 675
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:509: Offset: 130, NextOffset: 355
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -103878,60 +105310,60 @@
     testutil.go:509: Offset: 355, NextOffset: 392
     testutil.go:509: Offset: 589, NextOffset: 675
     testutil.go:509: Offset: 392, NextOffset: 478
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 552
-    testutil.go:509: Offset: 130, NextOffset: 355
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 34]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 96, NextOffset: 133
     testutil.go:509: Offset: 208, NextOffset: 245
@@ -103945,79 +105377,74 @@
     testutil.go:509: Offset: 402, NextOffset: 488
     testutil.go:509: Offset: 595, NextOffset: 681
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 34]
-    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 208, NextOffset: 245
     testutil.go:509: Offset: 96, NextOffset: 133
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 245, NextOffset: 558
     testutil.go:509: Offset: 133, NextOffset: 365
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 558, NextOffset: 595
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 34]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 365, NextOffset: 402
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 595, NextOffset: 681
     testutil.go:509: Offset: 402, NextOffset: 488
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 95, NextOffset: 132
     testutil.go:509: Offset: 207, NextOffset: 244
     testutil.go:509: Offset: 132, NextOffset: 363
@@ -104029,91 +105456,81 @@
     testutil.go:509: Offset: 557, NextOffset: 594
     testutil.go:509: Offset: 400, NextOffset: 486
     testutil.go:509: Offset: 594, NextOffset: 680
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 34]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 207, NextOffset: 244
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 95, NextOffset: 132
     testutil.go:509: Offset: 244, NextOffset: 557
     testutil.go:509: Offset: 132, NextOffset: 363
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 557, NextOffset: 594
     testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 594, NextOffset: 680
     testutil.go:509: Offset: 400, NextOffset: 486
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 34]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 134, NextOffset: 365
-    testutil.go:509: Offset: 247, NextOffset: 562
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 365, NextOffset: 402
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 34]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 562, NextOffset: 599
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 402, NextOffset: 488
     testutil.go:509: Offset: 599, NextOffset: 685
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 134, NextOffset: 365
+    testutil.go:509: Offset: 247, NextOffset: 562
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -104128,42 +105545,44 @@
     testutil.go:509: Offset: 365, NextOffset: 402
     testutil.go:509: Offset: 599, NextOffset: 685
     testutil.go:509: Offset: 402, NextOffset: 488
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 34]
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -104173,9 +105592,6 @@
     testutil.go:509: Offset: 93, NextOffset: 130
     testutil.go:509: Offset: 206, NextOffset: 243
     testutil.go:509: Offset: 130, NextOffset: 355
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 243, NextOffset: 552
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -104184,29 +105600,56 @@
     testutil.go:509: Offset: 552, NextOffset: 589
     testutil.go:509: Offset: 392, NextOffset: 478
     testutil.go:509: Offset: 589, NextOffset: 675
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 206, NextOffset: 243
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 34]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 93, NextOffset: 130
     testutil.go:509: Offset: 243, NextOffset: 552
     testutil.go:509: Offset: 130, NextOffset: 355
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 552, NextOffset: 589
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 355, NextOffset: 392
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 589, NextOffset: 675
     testutil.go:509: Offset: 392, NextOffset: 478
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 34]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 34 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 34]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
@@ -104218,14 +105661,14 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 175]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
@@ -104237,24 +105680,39 @@
     testutil.go:2349:   [1] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 175]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 96, NextOffset: 133
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0]
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 175]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
+    testutil.go:2349:   [1] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 96, NextOffset: 133
     testutil.go:509: Offset: 208, NextOffset: 245
     testutil.go:509: Offset: 133, NextOffset: 365
     testutil.go:509: Offset: 245, NextOffset: 558
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -104267,6 +105725,8 @@
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 208, NextOffset: 245
     testutil.go:509: Offset: 96, NextOffset: 133
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 245, NextOffset: 558
     testutil.go:509: Offset: 133, NextOffset: 365
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -104274,63 +105734,62 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 558, NextOffset: 595
     testutil.go:509: Offset: 365, NextOffset: 402
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 595, NextOffset: 681
     testutil.go:509: Offset: 402, NextOffset: 488
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 175]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 175]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 175]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 175]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 207, NextOffset: 244
+    testutil.go:509: Offset: 132, NextOffset: 363
+    testutil.go:509: Offset: 244, NextOffset: 557
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -104338,48 +105797,29 @@
     testutil.go:509: Offset: 557, NextOffset: 594
     testutil.go:509: Offset: 400, NextOffset: 486
     testutil.go:509: Offset: 594, NextOffset: 680
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 207, NextOffset: 244
-    testutil.go:509: Offset: 132, NextOffset: 363
-    testutil.go:509: Offset: 244, NextOffset: 557
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 207, NextOffset: 244
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 244, NextOffset: 557
-    testutil.go:509: Offset: 132, NextOffset: 363
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 175]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-    testutil.go:2349:   [1] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 557, NextOffset: 594
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 594, NextOffset: 680
     testutil.go:509: Offset: 400, NextOffset: 486
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 207, NextOffset: 244
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 244, NextOffset: 557
+    testutil.go:509: Offset: 132, NextOffset: 363
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 175]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
     testutil.go:2349:   [1] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
@@ -104397,57 +105837,17 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 402, NextOffset: 488
-    testutil.go:509: Offset: 599, NextOffset: 685
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 134, NextOffset: 365
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:509: Offset: 134, NextOffset: 365
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 175]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 562, NextOffset: 599
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 599, NextOffset: 685
-    testutil.go:509: Offset: 402, NextOffset: 488
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 175]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1124
@@ -104465,12 +105865,50 @@
     testutil.go:2349:   [1] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 134, NextOffset: 365
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 365, NextOffset: 402
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 562, NextOffset: 599
+=== NAME  TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 402, NextOffset: 488
+    testutil.go:509: Offset: 599, NextOffset: 685
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 97, NextOffset: 134
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:509: Offset: 134, NextOffset: 365
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 599, NextOffset: 685
+    testutil.go:509: Offset: 402, NextOffset: 488
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -104486,12 +105924,37 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 2176]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1052]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 2176]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":357,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":394,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 93, NextOffset: 130
     testutil.go:509: Offset: 206, NextOffset: 243
@@ -104512,26 +105975,35 @@
     testutil.go:509: Offset: 243, NextOffset: 552
     testutil.go:509: Offset: 130, NextOffset: 357
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 2176]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 1052]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 552, NextOffset: 589
     testutil.go:509: Offset: 357, NextOffset: 394
     testutil.go:509: Offset: 589, NextOffset: 675
     testutil.go:509: Offset: 394, NextOffset: 480
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2176]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1052]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -104539,7 +106011,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -104547,7 +106019,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1052]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -104555,36 +106027,44 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2176]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":209,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":560,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":597,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 95, NextOffset: 132
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 132, NextOffset: 363
     testutil.go:509: Offset: 246, NextOffset: 560
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 560, NextOffset: 597
     testutil.go:509: Offset: 400, NextOffset: 486
     testutil.go:509: Offset: 597, NextOffset: 683
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 95, NextOffset: 132
@@ -104594,11 +106074,30 @@
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 560, NextOffset: 597
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 1052]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 363, NextOffset: 400
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 597, NextOffset: 683
     testutil.go:509: Offset: 400, NextOffset: 486
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2176]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1052]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -104606,7 +106105,9 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -104614,9 +106115,25 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1052]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 2176]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
 === RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1052]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -104624,7 +106141,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -104632,7 +106149,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1052]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -104640,7 +106157,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":360,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":397,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -104650,10 +106167,6 @@
     testutil.go:509: Offset: 95, NextOffset: 132
     testutil.go:509: Offset: 208, NextOffset: 245
     testutil.go:509: Offset: 132, NextOffset: 360
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2176]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 245, NextOffset: 557
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -104661,23 +106174,34 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 557, NextOffset: 594
     testutil.go:509: Offset: 397, NextOffset: 483
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 2176]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 594, NextOffset: 680
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 95, NextOffset: 132
 === RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 95, NextOffset: 132
     testutil.go:509: Offset: 245, NextOffset: 557
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 132, NextOffset: 360
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -104686,17 +106210,16 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 594, NextOffset: 680
     testutil.go:509: Offset: 397, NextOffset: 483
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1052]
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -104704,7 +106227,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1052]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -104712,52 +106235,39 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 2176]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 133]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1052]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 126]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 126 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":366,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 97, NextOffset: 134
     testutil.go:509: Offset: 210, NextOffset: 247
     testutil.go:509: Offset: 134, NextOffset: 366
     testutil.go:509: Offset: 247, NextOffset: 562
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2176]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 366, NextOffset: 403
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 562, NextOffset: 599
     testutil.go:509: Offset: 403, NextOffset: 489
     testutil.go:509: Offset: 599, NextOffset: 685
@@ -104768,6 +106278,11 @@
     testutil.go:509: Offset: 97, NextOffset: 134
     testutil.go:509: Offset: 247, NextOffset: 562
     testutil.go:509: Offset: 134, NextOffset: 366
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 133]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -104775,58 +106290,46 @@
     testutil.go:509: Offset: 366, NextOffset: 403
     testutil.go:509: Offset: 599, NextOffset: 685
     testutil.go:509: Offset: 403, NextOffset: 489
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1052]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 2176]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 1052]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 126]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 126 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 2176]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 131]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1052]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 125]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 82, NextOffset: 115
     testutil.go:509: Offset: 177, NextOffset: 210
@@ -104840,7 +106343,7 @@
     testutil.go:509: Offset: 332, NextOffset: 408
     testutil.go:509: Offset: 501, NextOffset: 577
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 177, NextOffset: 210
     testutil.go:509: Offset: 82, NextOffset: 115
@@ -104853,64 +106356,68 @@
     testutil.go:509: Offset: 299, NextOffset: 332
     testutil.go:509: Offset: 501, NextOffset: 577
     testutil.go:509: Offset: 332, NextOffset: 408
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 133]
-    testutil.go:2330: got gzip streams:
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 134]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 126]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 129]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 126 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 133]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 134]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 126]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 129]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 126 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 119, NextOffset: 308
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 132]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 214, NextOffset: 476
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 131]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 308, NextOffset: 341
@@ -104922,8 +106429,6 @@
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 86, NextOffset: 119
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 214, NextOffset: 476
     testutil.go:509: Offset: 119, NextOffset: 308
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -104934,46 +106439,43 @@
     testutil.go:509: Offset: 509, NextOffset: 585
     testutil.go:509: Offset: 341, NextOffset: 417
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 125]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 127]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 134]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 135]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 135 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 129]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 127]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 134]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 116, NextOffset: 301
+    testutil.go:509: Offset: 211, NextOffset: 471
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -104981,14 +106483,15 @@
     testutil.go:509: Offset: 471, NextOffset: 504
     testutil.go:509: Offset: 334, NextOffset: 410
     testutil.go:509: Offset: 504, NextOffset: 580
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 178, NextOffset: 211
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 116, NextOffset: 301
-    testutil.go:509: Offset: 211, NextOffset: 471
     testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 135]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 135 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 178, NextOffset: 211
@@ -104998,35 +106501,15 @@
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 129]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 471, NextOffset: 504
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 301, NextOffset: 334
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 504, NextOffset: 580
     testutil.go:509: Offset: 334, NextOffset: 410
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 132]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 127]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -105034,15 +106517,24 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 135]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 133]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 135 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 125]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -105050,6 +106542,8 @@
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 87, NextOffset: 120
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 120, NextOffset: 307
     testutil.go:509: Offset: 215, NextOffset: 479
@@ -105065,32 +106559,17 @@
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 87, NextOffset: 120
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 127]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 215, NextOffset: 479
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 120, NextOffset: 307
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 479, NextOffset: 512
     testutil.go:509: Offset: 307, NextOffset: 340
     testutil.go:509: Offset: 512, NextOffset: 588
     testutil.go:509: Offset: 340, NextOffset: 416
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 135]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -105098,33 +106577,32 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 127]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 128]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 133]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 135]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 135 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 125]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 128]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -105143,31 +106621,39 @@
     testutil.go:509: Offset: 332, NextOffset: 408
     testutil.go:509: Offset: 501, NextOffset: 577
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 177, NextOffset: 210
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 134]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 82, NextOffset: 115
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 210, NextOffset: 468
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 115, NextOffset: 299
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 468, NextOffset: 501
     testutil.go:509: Offset: 299, NextOffset: 332
     testutil.go:509: Offset: 501, NextOffset: 577
     testutil.go:509: Offset: 332, NextOffset: 408
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 135]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 135 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 128]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -105175,52 +106661,30 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 135]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 109]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 135 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 128]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 102]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 134]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 102 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 128]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 119, NextOffset: 308
@@ -105231,39 +106695,34 @@
     testutil.go:509: Offset: 308, NextOffset: 341
     testutil.go:509: Offset: 476, NextOffset: 509
     testutil.go:509: Offset: 341, NextOffset: 417
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 109]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 509, NextOffset: 585
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 214, NextOffset: 476
     testutil.go:509: Offset: 119, NextOffset: 308
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 109]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 476, NextOffset: 509
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 308, NextOffset: 341
     testutil.go:509: Offset: 509, NextOffset: 585
     testutil.go:509: Offset: 341, NextOffset: 417
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 102]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -105271,24 +106730,25 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 109]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 108]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 102]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 101]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 102 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 101 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -105296,18 +106756,13 @@
     testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 116
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 108]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 178, NextOffset: 211
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 111]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 116, NextOffset: 301
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 211, NextOffset: 471
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -105318,7 +106773,16 @@
     testutil.go:509: Offset: 334, NextOffset: 410
     testutil.go:509: Offset: 504, NextOffset: 580
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 178, NextOffset: 211
     testutil.go:509: Offset: 83, NextOffset: 116
@@ -105331,18 +106795,16 @@
     testutil.go:509: Offset: 301, NextOffset: 334
     testutil.go:509: Offset: 504, NextOffset: 580
     testutil.go:509: Offset: 334, NextOffset: 410
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 101]
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 104]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 101 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 104 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 111]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -105350,7 +106812,9 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 104]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -105358,37 +106822,20 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 111]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 110]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 104]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 104 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 182, NextOffset: 215
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 120, NextOffset: 307
-    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -105396,13 +106843,13 @@
     testutil.go:509: Offset: 479, NextOffset: 512
     testutil.go:509: Offset: 340, NextOffset: 416
     testutil.go:509: Offset: 512, NextOffset: 588
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 120, NextOffset: 307
+    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -105410,18 +106857,13 @@
     testutil.go:509: Offset: 307, NextOffset: 340
     testutil.go:509: Offset: 512, NextOffset: 588
     testutil.go:509: Offset: 340, NextOffset: 416
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 110]
-    testutil.go:2330: got gzip streams:
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:509: Offset: 120, NextOffset: 307
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 103]
     testutil.go:2330: got gzip streams:
@@ -105446,13 +106888,37 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 110]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":304,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":176,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 103]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 103 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 114, NextOffset: 304
+    testutil.go:509: Offset: 209, NextOffset: 466
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -105460,11 +106926,6 @@
     testutil.go:509: Offset: 466, NextOffset: 499
     testutil.go:509: Offset: 337, NextOffset: 413
     testutil.go:509: Offset: 499, NextOffset: 575
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 114, NextOffset: 304
-    testutil.go:509: Offset: 209, NextOffset: 466
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -105472,39 +106933,14 @@
     testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 209, NextOffset: 466
     testutil.go:509: Offset: 114, NextOffset: 304
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 110]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 466, NextOffset: 499
     testutil.go:509: Offset: 304, NextOffset: 337
     testutil.go:509: Offset: 499, NextOffset: 575
     testutil.go:509: Offset: 337, NextOffset: 413
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 103]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 103 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 107]
     testutil.go:2330: got gzip streams:
@@ -105514,6 +106950,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 100]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -105522,8 +106960,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 112]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -105532,16 +106968,29 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 105]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 112]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":180,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":474,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 118, NextOffset: 312
-    testutil.go:509: Offset: 213, NextOffset: 474
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -105549,6 +106998,11 @@
     testutil.go:509: Offset: 474, NextOffset: 507
     testutil.go:509: Offset: 345, NextOffset: 421
     testutil.go:509: Offset: 507, NextOffset: 583
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 118, NextOffset: 312
+    testutil.go:509: Offset: 213, NextOffset: 474
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -105562,55 +107016,51 @@
     testutil.go:509: Offset: 474, NextOffset: 507
     testutil.go:509: Offset: 312, NextOffset: 345
     testutil.go:509: Offset: 507, NextOffset: 583
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 105]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 345, NextOffset: 421
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 105]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 105 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 112]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 111]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 105]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 104]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 104 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 111]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 114]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 114 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 104]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 106]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 104 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 106 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":306,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":339,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":469,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -105634,6 +107084,16 @@
     testutil.go:509: Offset: 177, NextOffset: 210
     testutil.go:509: Offset: 82, NextOffset: 115
     testutil.go:509: Offset: 210, NextOffset: 469
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 114]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 114 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 115, NextOffset: 306
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -105643,15 +107103,8 @@
     testutil.go:509: Offset: 502, NextOffset: 578
     testutil.go:509: Offset: 339, NextOffset: 415
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 114]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 114 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 106]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -105659,87 +107112,80 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 114]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 113]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 114 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 106]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 105]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 106 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":477,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 113]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 116]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":477,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 86, NextOffset: 119
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 181, NextOffset: 214
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 119, NextOffset: 312
     testutil.go:509: Offset: 214, NextOffset: 477
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 108]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 312, NextOffset: 345
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 477, NextOffset: 510
     testutil.go:509: Offset: 345, NextOffset: 421
     testutil.go:509: Offset: 510, NextOffset: 586
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 214, NextOffset: 477
     testutil.go:509: Offset: 119, NextOffset: 312
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 105]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 477, NextOffset: 510
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 312, NextOffset: 345
     testutil.go:509: Offset: 510, NextOffset: 586
     testutil.go:509: Offset: 345, NextOffset: 421
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 116]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -105747,7 +107193,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 108]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -105755,21 +107201,30 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 116]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 115]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 107]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 182, NextOffset: 215
@@ -105780,22 +107235,10 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 312, NextOffset: 345
     testutil.go:509: Offset: 482, NextOffset: 515
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 108]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 345, NextOffset: 421
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 515, NextOffset: 591
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 83, NextOffset: 116
@@ -105809,7 +107252,7 @@
     testutil.go:509: Offset: 515, NextOffset: 591
     testutil.go:509: Offset: 345, NextOffset: 421
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 115]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -105817,9 +107260,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 107]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -105827,7 +107268,9 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 115]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -105835,52 +107278,54 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 107]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 107 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 119, NextOffset: 319
+    testutil.go:509: Offset: 217, NextOffset: 488
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 488, NextOffset: 521
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 115]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 352, NextOffset: 428
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 521, NextOffset: 597
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 119, NextOffset: 319
-    testutil.go:509: Offset: 217, NextOffset: 488
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 86, NextOffset: 119
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 112]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 217, NextOffset: 488
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 119, NextOffset: 319
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -105888,34 +107333,34 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 521, NextOffset: 597
     testutil.go:509: Offset: 352, NextOffset: 428
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 107]
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 104]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 104 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 112]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 117]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 104]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 109]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 104 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 117]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -105923,7 +107368,8 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -105937,80 +107383,84 @@
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 109]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 313, NextOffset: 346
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 483, NextOffset: 516
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 346, NextOffset: 422
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 516, NextOffset: 592
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 109]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 214, NextOffset: 483
     testutil.go:509: Offset: 116, NextOffset: 313
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 483, NextOffset: 516
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 313, NextOffset: 346
     testutil.go:509: Offset: 516, NextOffset: 592
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 346, NextOffset: 422
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 117]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 116]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 109]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 108]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 116]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 360]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 360 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 108]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 219]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
@@ -106022,55 +107472,25 @@
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 491, NextOffset: 524
     testutil.go:509: Offset: 352, NextOffset: 428
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 360]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 524, NextOffset: 600
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 360 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 218, NextOffset: 491
     testutil.go:509: Offset: 120, NextOffset: 319
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 491, NextOffset: 524
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 524, NextOffset: 600
     testutil.go:509: Offset: 352, NextOffset: 428
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 219]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 360]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -106079,7 +107499,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 219]
     testutil.go:2330: got gzip streams:
@@ -106091,12 +107511,22 @@
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 362]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 362 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 221]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -106112,43 +107542,22 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 312, NextOffset: 345
     testutil.go:509: Offset: 482, NextOffset: 515
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 345, NextOffset: 421
     testutil.go:509: Offset: 515, NextOffset: 591
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 215, NextOffset: 482
+    testutil.go:509: Offset: 116, NextOffset: 312
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 221]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 482, NextOffset: 515
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 312, NextOffset: 345
     testutil.go:509: Offset: 515, NextOffset: 591
     testutil.go:509: Offset: 345, NextOffset: 421
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 83, NextOffset: 116
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 215, NextOffset: 482
-    testutil.go:509: Offset: 116, NextOffset: 312
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 362]
     testutil.go:2330: got gzip streams:
@@ -106158,7 +107567,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 222]
     testutil.go:2330: got gzip streams:
@@ -106183,10 +107593,27 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 363]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 363 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 222]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
@@ -106201,49 +107628,41 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 488, NextOffset: 521
     testutil.go:509: Offset: 352, NextOffset: 428
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 363]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 521, NextOffset: 597
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 217
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 363 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 86, NextOffset: 119
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 217, NextOffset: 488
-    testutil.go:509: Offset: 119, NextOffset: 319
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 488, NextOffset: 521
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 521, NextOffset: 597
     testutil.go:509: Offset: 352, NextOffset: 428
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 217, NextOffset: 488
+    testutil.go:509: Offset: 119, NextOffset: 319
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 361]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 361 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 222]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 221]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 361]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -106251,7 +107670,9 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 221]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -106259,22 +107680,28 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 361]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 362]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 361 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 362 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 221]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 181, NextOffset: 214
@@ -106288,55 +107715,41 @@
     testutil.go:509: Offset: 346, NextOffset: 422
     testutil.go:509: Offset: 516, NextOffset: 592
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 181, NextOffset: 214
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 221]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 83, NextOffset: 116
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 214, NextOffset: 483
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 116, NextOffset: 313
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 483, NextOffset: 516
     testutil.go:509: Offset: 313, NextOffset: 346
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 516, NextOffset: 592
-    testutil.go:509: Offset: 346, NextOffset: 422
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 362]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 363]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 346, NextOffset: 422
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 362 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 363 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 221]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 223]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 223 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 363]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -106344,37 +107757,32 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 223]
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 87, NextOffset: 120
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [1] at 223 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 185, NextOffset: 218
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 120, NextOffset: 319
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 120, NextOffset: 319
     testutil.go:509: Offset: 218, NextOffset: 491
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 491, NextOffset: 524
     testutil.go:509: Offset: 352, NextOffset: 428
@@ -106386,6 +107794,8 @@
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 218, NextOffset: 491
     testutil.go:509: Offset: 120, NextOffset: 319
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -106393,25 +107803,7 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 524, NextOffset: 600
     testutil.go:509: Offset: 352, NextOffset: 428
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 363]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 363 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 223]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 223 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 365]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -106419,6 +107811,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 225]
     testutil.go:2330: got gzip streams:
@@ -106428,8 +107821,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 3745]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106438,22 +107829,43 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2081 2621]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 116, NextOffset: 319
     testutil.go:509: Offset: 215, NextOffset: 481
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 2081 3745]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 319, NextOffset: 352
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 481, NextOffset: 514
     testutil.go:509: Offset: 352, NextOffset: 428
     testutil.go:509: Offset: 514, NextOffset: 590
@@ -106463,6 +107875,8 @@
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 215, NextOffset: 481
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 116, NextOffset: 319
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -106471,7 +107885,8 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 514, NextOffset: 590
     testutil.go:509: Offset: 352, NextOffset: 428
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106480,8 +107895,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 3745]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106490,8 +107904,9 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106500,14 +107915,14 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":324,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 3745]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":324,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
@@ -106515,11 +107930,9 @@
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":487,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 86, NextOffset: 119
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 119, NextOffset: 324
     testutil.go:509: Offset: 217, NextOffset: 487
@@ -106545,8 +107958,7 @@
     testutil.go:509: Offset: 520, NextOffset: 596
     testutil.go:509: Offset: 357, NextOffset: 433
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106555,7 +107967,9 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 3745]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106564,7 +107978,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106573,7 +107987,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":320,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -106585,26 +107999,9 @@
     testutil.go:509: Offset: 116, NextOffset: 320
     testutil.go:509: Offset: 214, NextOffset: 482
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 2081 3745]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 320, NextOffset: 353
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 482, NextOffset: 515
     testutil.go:509: Offset: 353, NextOffset: 429
     testutil.go:509: Offset: 515, NextOffset: 591
@@ -106620,10 +108017,25 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 482, NextOffset: 515
     testutil.go:509: Offset: 320, NextOffset: 353
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 2081 3745]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 515, NextOffset: 591
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 353, NextOffset: 429
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106632,7 +108044,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 3745]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106641,7 +108053,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106650,8 +108062,9 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 3745]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106660,6 +108073,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":326,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":523,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -106667,8 +108081,6 @@
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 87, NextOffset: 120
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 120, NextOffset: 326
     testutil.go:509: Offset: 218, NextOffset: 490
@@ -106680,31 +108092,36 @@
     testutil.go:509: Offset: 359, NextOffset: 435
     testutil.go:509: Offset: 523, NextOffset: 599
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 2081 2621]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 218, NextOffset: 490
     testutil.go:509: Offset: 120, NextOffset: 326
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 490, NextOffset: 523
     testutil.go:509: Offset: 326, NextOffset: 359
-    testutil.go:509: Offset: 523, NextOffset: 599
-    testutil.go:509: Offset: 359, NextOffset: 435
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2081 2621]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 523, NextOffset: 599
+    testutil.go:509: Offset: 359, NextOffset: 435
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 3745]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106713,9 +108130,9 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106724,7 +108141,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 3745]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106733,26 +108150,24 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 132, NextOffset: 169
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 169, NextOffset: 647
-    testutil.go:509: Offset: 381, NextOffset: 941
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 647, NextOffset: 684
     testutil.go:509: Offset: 941, NextOffset: 978
     testutil.go:509: Offset: 684, NextOffset: 830
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 978, NextOffset: 1124
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 132, NextOffset: 169
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 169, NextOffset: 647
+    testutil.go:509: Offset: 381, NextOffset: 941
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -106760,13 +108175,8 @@
     testutil.go:509: Offset: 132, NextOffset: 169
     testutil.go:509: Offset: 381, NextOffset: 941
     testutil.go:509: Offset: 169, NextOffset: 647
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 2621]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
@@ -106775,14 +108185,17 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 941, NextOffset: 978
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 941, NextOffset: 978
     testutil.go:509: Offset: 647, NextOffset: 684
     testutil.go:509: Offset: 978, NextOffset: 1124
     testutil.go:509: Offset: 684, NextOffset: 830
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 3745]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106791,7 +108204,9 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106800,10 +108215,8 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 3745]
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
@@ -106811,7 +108224,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106820,12 +108233,12 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 346, NextOffset: 383
@@ -106845,40 +108258,38 @@
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 383, NextOffset: 945
     testutil.go:509: Offset: 171, NextOffset: 653
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 2081 3745]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 240 296]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 240 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 296 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 945, NextOffset: 982
     testutil.go:509: Offset: 653, NextOffset: 690
     testutil.go:509: Offset: 982, NextOffset: 1128
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 690, NextOffset: 836
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":240,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 2081 2621]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 240 293]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 240 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 293 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":2081,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":240,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 240 296]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -106887,27 +108298,28 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":240,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 345, NextOffset: 382
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 240 293]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 170, NextOffset: 651
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 240 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 293 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":240,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 170, NextOffset: 651
     testutil.go:509: Offset: 382, NextOffset: 944
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -106915,15 +108327,10 @@
     testutil.go:509: Offset: 651, NextOffset: 688
     testutil.go:509: Offset: 944, NextOffset: 981
     testutil.go:509: Offset: 688, NextOffset: 834
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":240,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 981, NextOffset: 1127
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 345, NextOffset: 382
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 382, NextOffset: 944
@@ -106935,34 +108342,33 @@
     testutil.go:509: Offset: 651, NextOffset: 688
     testutil.go:509: Offset: 981, NextOffset: 1127
     testutil.go:509: Offset: 688, NextOffset: 834
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 240 296]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 242 298]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 240 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 296 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 242 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":240,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 240 293]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":242,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 242 295]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 240 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 293 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 242 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 295 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":240,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":242,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 347, NextOffset: 384
@@ -106976,7 +108382,7 @@
     testutil.go:509: Offset: 694, NextOffset: 840
     testutil.go:509: Offset: 988, NextOffset: 1134
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -106985,33 +108391,32 @@
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 242 298]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 951, NextOffset: 988
     testutil.go:509: Offset: 657, NextOffset: 694
     testutil.go:509: Offset: 988, NextOffset: 1134
     testutil.go:509: Offset: 694, NextOffset: 840
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 245 301]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 242 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 301 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":242,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 242 295]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 245 298]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 242 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 295 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":242,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 245 301]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -107020,25 +108425,24 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 132, NextOffset: 169
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 169, NextOffset: 647
+    testutil.go:509: Offset: 381, NextOffset: 941
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 647, NextOffset: 684
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 941, NextOffset: 978
     testutil.go:509: Offset: 684, NextOffset: 830
     testutil.go:509: Offset: 978, NextOffset: 1124
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 132, NextOffset: 169
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 169, NextOffset: 647
-    testutil.go:509: Offset: 381, NextOffset: 941
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -107053,9 +108457,7 @@
     testutil.go:509: Offset: 647, NextOffset: 684
     testutil.go:509: Offset: 978, NextOffset: 1124
     testutil.go:509: Offset: 684, NextOffset: 830
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 245 298]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -107064,7 +108466,8 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 245 301]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -107073,8 +108476,17 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 245 298]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -107083,43 +108495,39 @@
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 346, NextOffset: 383
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 244 300]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 171, NextOffset: 653
     testutil.go:509: Offset: 383, NextOffset: 945
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 653, NextOffset: 690
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 245 298]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 653, NextOffset: 690
     testutil.go:509: Offset: 945, NextOffset: 982
     testutil.go:509: Offset: 690, NextOffset: 836
     testutil.go:509: Offset: 982, NextOffset: 1128
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 300 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 134, NextOffset: 171
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 383, NextOffset: 945
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 171, NextOffset: 653
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -107129,45 +108537,54 @@
     testutil.go:509: Offset: 982, NextOffset: 1128
     testutil.go:509: Offset: 690, NextOffset: 836
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 245 301]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 244 297]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 301 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 297 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 245 298]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 244 300]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 300 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 170, NextOffset: 651
+    testutil.go:509: Offset: 382, NextOffset: 944
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 651, NextOffset: 688
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 944, NextOffset: 981
     testutil.go:509: Offset: 688, NextOffset: 834
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 244 297]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 297 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 981, NextOffset: 1127
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 170, NextOffset: 651
-    testutil.go:509: Offset: 382, NextOffset: 944
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -107183,29 +108600,27 @@
     testutil.go:509: Offset: 981, NextOffset: 1127
     testutil.go:509: Offset: 688, NextOffset: 834
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 244 300]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 245 301]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 300 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 301 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 244 297]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 245 298]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 297 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 244 300]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -107216,14 +108631,14 @@
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 347, NextOffset: 384
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 172, NextOffset: 657
     testutil.go:509: Offset: 384, NextOffset: 951
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -107248,7 +108663,7 @@
     testutil.go:509: Offset: 988, NextOffset: 1134
     testutil.go:509: Offset: 694, NextOffset: 840
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 244 297]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -107257,52 +108672,51 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 245 301]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 244 300]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 301 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 300 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":649,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":686,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":943,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 170, NextOffset: 649
-    testutil.go:509: Offset: 382, NextOffset: 943
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 245 298]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 244 297]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 245 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 298 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 297 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":245,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":649,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":686,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":943,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 649, NextOffset: 686
     testutil.go:509: Offset: 943, NextOffset: 980
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 686, NextOffset: 832
     testutil.go:509: Offset: 980, NextOffset: 1126
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 170, NextOffset: 649
+    testutil.go:509: Offset: 382, NextOffset: 943
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 345, NextOffset: 382
     testutil.go:509: Offset: 133, NextOffset: 170
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 382, NextOffset: 943
     testutil.go:509: Offset: 170, NextOffset: 649
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -107312,36 +108726,59 @@
     testutil.go:509: Offset: 649, NextOffset: 686
     testutil.go:509: Offset: 980, NextOffset: 1126
     testutil.go:509: Offset: 686, NextOffset: 832
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 246 302]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 246 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 302 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":246,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 244 300]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 246 299]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 300 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 246 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 299 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 244 297]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":246,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 205 255]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 297 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 205 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 255 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":205,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":656,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":948,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 205 247]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 172, NextOffset: 656
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 205 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 247 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":205,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 384, NextOffset: 948
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -107350,96 +108787,72 @@
     testutil.go:509: Offset: 948, NextOffset: 985
     testutil.go:509: Offset: 693, NextOffset: 839
     testutil.go:509: Offset: 985, NextOffset: 1131
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 244 300]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 300 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 347, NextOffset: 384
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 135, NextOffset: 172
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 384, NextOffset: 948
     testutil.go:509: Offset: 172, NextOffset: 656
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 948, NextOffset: 985
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 985, NextOffset: 1131
     testutil.go:509: Offset: 693, NextOffset: 839
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 244 297]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 244 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 297 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":244,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 246 302]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 205 255]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 246 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 302 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 205 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 255 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":246,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 246 299]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":205,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 205 247]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 246 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 299 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 205 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 247 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":246,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 205 255]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":205,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 210 260]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 205 in stargz, uncompressed length 1636
+    testutil.go:2349:   [1] at 210 in stargz, uncompressed length 1636
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":946,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":983,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 255 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 260 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":205,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":210,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 653
+    testutil.go:509: Offset: 384, NextOffset: 946
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 653, NextOffset: 690
     testutil.go:509: Offset: 946, NextOffset: 983
     testutil.go:509: Offset: 690, NextOffset: 836
     testutil.go:509: Offset: 983, NextOffset: 1129
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 653
-    testutil.go:509: Offset: 384, NextOffset: 946
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -107453,51 +108866,49 @@
     testutil.go:509: Offset: 946, NextOffset: 983
     testutil.go:509: Offset: 653, NextOffset: 690
     testutil.go:509: Offset: 983, NextOffset: 1129
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 690, NextOffset: 836
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 205 247]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 205 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 247 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":205,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 205 255]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 210 252]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 205 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 255 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 210 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 252 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":205,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 205 247]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":210,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 207 257]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 205 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 247 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 207 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 257 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":205,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":207,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":136,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":173,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":660,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":348,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":953,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 136, NextOffset: 173
     testutil.go:509: Offset: 348, NextOffset: 385
     testutil.go:509: Offset: 173, NextOffset: 660
     testutil.go:509: Offset: 385, NextOffset: 953
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 207 249]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 207 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 249 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":207,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -107505,8 +108916,15 @@
     testutil.go:509: Offset: 953, NextOffset: 990
     testutil.go:509: Offset: 697, NextOffset: 843
     testutil.go:509: Offset: 990, NextOffset: 1136
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 348, NextOffset: 385
+    testutil.go:509: Offset: 136, NextOffset: 173
+    testutil.go:509: Offset: 385, NextOffset: 953
+    testutil.go:509: Offset: 173, NextOffset: 660
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -107514,33 +108932,9 @@
     testutil.go:509: Offset: 660, NextOffset: 697
     testutil.go:509: Offset: 990, NextOffset: 1136
     testutil.go:509: Offset: 697, NextOffset: 843
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 348, NextOffset: 385
-    testutil.go:509: Offset: 136, NextOffset: 173
-    testutil.go:509: Offset: 385, NextOffset: 953
-    testutil.go:509: Offset: 173, NextOffset: 660
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 210 260]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 210 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 260 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":210,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 210 252]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 210 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 252 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":210,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 207 257]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -107549,40 +108943,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":207,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3208, NextOffset: 3790
-    testutil.go:509: Offset: 4321, NextOffset: 4903
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4321, NextOffset: 4903
-    testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 207 249]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -107591,31 +108952,21 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":207,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 207 257]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 207 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 257 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":207,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 207 249]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 212 262]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 207 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 249 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 212 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 262 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":207,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":212,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -107631,39 +108982,20 @@
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:509: Offset: 582, NextOffset: 3171
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 212 262]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4284, NextOffset: 4321
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 3171, NextOffset: 3208
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 212 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 262 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 4903
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":212,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 212 254]
     testutil.go:2330: got gzip streams:
@@ -107674,7 +109006,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":212,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 204 254]
     testutil.go:2330: got gzip streams:
@@ -107685,55 +109017,50 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":204,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:1580: testing streams: [0 0 204 246]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 204 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 246 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":204,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4284, NextOffset: 4321
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 204 246]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 204 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 246 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":204,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 4284, NextOffset: 4321
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 204 254]
     testutil.go:2330: got gzip streams:
@@ -107742,6 +109069,8 @@
     testutil.go:2349:   [2] at 254 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":204,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 204 246]
@@ -107753,20 +109082,9 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":204,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 209 259]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 209 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 259 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":209,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -107794,6 +109112,19 @@
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
+    testutil.go:509: Offset: 3208, NextOffset: 3790
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 209 259]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 209 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 259 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":209,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 209 251]
     testutil.go:2330: got gzip streams:
@@ -107801,16 +109132,9 @@
     testutil.go:2349:   [1] at 209 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 251 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 3208, NextOffset: 3790
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":209,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 206 256]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -107819,23 +109143,15 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 206 248]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 206 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:509: Offset: 1639, NextOffset: 4284
@@ -107848,31 +109164,22 @@
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 206 256]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 206 in stargz, uncompressed length 1636
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 256 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 206 248]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -107881,20 +109188,20 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 213 263]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 206 256]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 213 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 263 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 206 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 256 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":213,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -107902,28 +109209,53 @@
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:509: Offset: 1639, NextOffset: 4284
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 206 248]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 206 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 213 263]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 213 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 263 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":213,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 213 255]
     testutil.go:2330: got gzip streams:
@@ -107936,8 +109268,6 @@
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 214 264]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 214 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 264 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
@@ -107954,11 +109284,11 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -107983,11 +109313,12 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 214 264]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 214 264]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 214 in stargz, uncompressed length 1636
@@ -107996,7 +109327,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 214 256]
     testutil.go:2330: got gzip streams:
@@ -108006,28 +109337,38 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 219 269]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 219 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 269 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":219,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 219 261]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 219 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 261 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":219,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 3171
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -108037,7 +109378,7 @@
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -108048,20 +109389,12 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 219 261]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 219 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 261 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":219,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 216 266]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -108079,15 +109412,26 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":216,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 216 266]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 216 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 266 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":216,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:509: Offset: 1639, NextOffset: 4284
@@ -108101,33 +109445,18 @@
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 216 266]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:509: Offset: 582, NextOffset: 3171
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 216 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 266 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":216,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 216 258]
     testutil.go:2330: got gzip streams:
@@ -108138,7 +109467,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":216,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 222 272]
     testutil.go:2330: got gzip streams:
@@ -108149,16 +109478,11 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -108166,6 +109490,11 @@
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -108176,22 +109505,17 @@
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 222 264]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 222 264]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 222 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 264 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
@@ -108205,6 +109529,22 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":215,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 215 257]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -108214,30 +109554,56 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":215,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3208, NextOffset: 3790
+    testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 215 265]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4321, NextOffset: 4903
+    testutil.go:509: Offset: 3208, NextOffset: 3790
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 215 265]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 215 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 265 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":215,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 215 257]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 215 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 257 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":215,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -108246,17 +109612,12 @@
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":215,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:509: Offset: 582, NextOffset: 3171
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -108264,18 +109625,6 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 215 257]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 215 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 257 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":215,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 218 268]
     testutil.go:2330: got gzip streams:
@@ -108285,12 +109634,33 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":218,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 218 260]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 260 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":218,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 217 267]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 217 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 267 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":217,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -108298,45 +109668,42 @@
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 4284
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 218 260]
+    testutil.go:509: Offset: 582, NextOffset: 3171
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 217 259]
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 217 in stargz, uncompressed length 512
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 260 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 259 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":217,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":218,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 217 267]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -108345,7 +109712,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":217,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 217 259]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -108354,23 +109721,32 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":217,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 217 267]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 222 272]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 217 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 267 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 272 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":217,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 222 264]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 264 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 93, NextOffset: 130
     testutil.go:509: Offset: 206, NextOffset: 243
@@ -108384,7 +109760,14 @@
     testutil.go:509: Offset: 392, NextOffset: 478
     testutil.go:509: Offset: 589, NextOffset: 675
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:509: Offset: 130, NextOffset: 355
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -108392,63 +109775,58 @@
     testutil.go:509: Offset: 355, NextOffset: 392
     testutil.go:509: Offset: 589, NextOffset: 675
     testutil.go:509: Offset: 392, NextOffset: 478
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 552
-    testutil.go:509: Offset: 130, NextOffset: 355
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 217 259]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 446 699]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 217 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 259 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":217,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 222 272]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 272 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 446 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 699 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 222 264]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":446,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 446 558]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 264 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 446 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 558 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":446,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 446 699]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 446 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [2] at 699 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":446,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 446 558]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 446 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 558 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":446,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 133, NextOffset: 365
+    testutil.go:509: Offset: 245, NextOffset: 558
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -108456,13 +109834,6 @@
     testutil.go:509: Offset: 558, NextOffset: 595
     testutil.go:509: Offset: 402, NextOffset: 488
     testutil.go:509: Offset: 595, NextOffset: 681
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 96, NextOffset: 133
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 133, NextOffset: 365
-    testutil.go:509: Offset: 245, NextOffset: 558
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -108474,55 +109845,75 @@
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 558, NextOffset: 595
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 447 700]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 365, NextOffset: 402
     testutil.go:509: Offset: 595, NextOffset: 681
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 447 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 402, NextOffset: 488
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 446 558]
-    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 700 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":447,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 447 559]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 446 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 558 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 447 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 559 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":446,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 446 699]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":447,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 448 701]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 446 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 699 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 448 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 701 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":446,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 446 558]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":448,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 448 560]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 446 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 558 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 448 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 560 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":446,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 447 700]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":448,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 448 701]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 447 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 700 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 448 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 701 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":447,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":448,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 207, NextOffset: 244
+    testutil.go:509: Offset: 132, NextOffset: 363
+    testutil.go:509: Offset: 244, NextOffset: 557
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -108530,11 +109921,6 @@
     testutil.go:509: Offset: 557, NextOffset: 594
     testutil.go:509: Offset: 400, NextOffset: 486
     testutil.go:509: Offset: 594, NextOffset: 680
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 207, NextOffset: 244
-    testutil.go:509: Offset: 132, NextOffset: 363
-    testutil.go:509: Offset: 244, NextOffset: 557
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -108549,57 +109935,48 @@
     testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 594, NextOffset: 680
     testutil.go:509: Offset: 400, NextOffset: 486
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 447 559]
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 448 560]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 447 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 559 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 448 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 560 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":447,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 448 701]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 448 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 701 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":448,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 448 560]
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 449 702]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 448 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 560 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 449 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 702 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":448,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 448 701]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":449,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 449 561]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 448 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 701 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 449 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 561 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":448,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 448 560]
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":449,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 447 700]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 448 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 560 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 447 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 700 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":448,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":447,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -108617,44 +109994,36 @@
     testutil.go:509: Offset: 562, NextOffset: 599
     testutil.go:509: Offset: 402, NextOffset: 488
     testutil.go:509: Offset: 599, NextOffset: 685
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 447 559]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:509: Offset: 134, NextOffset: 365
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 449 702]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 562, NextOffset: 599
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 447 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 559 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 365, NextOffset: 402
     testutil.go:509: Offset: 599, NextOffset: 685
     testutil.go:509: Offset: 402, NextOffset: 488
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 449 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 702 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":449,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:509: Offset: 134, NextOffset: 365
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":447,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 449 561]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 449 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 561 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":449,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 447 700]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -108663,9 +110032,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":447,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 447 559]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -108674,80 +110041,50 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":447,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 448 701]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 448 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 701 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":448,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 93, NextOffset: 130
     testutil.go:509: Offset: 206, NextOffset: 243
     testutil.go:509: Offset: 130, NextOffset: 355
     testutil.go:509: Offset: 243, NextOffset: 552
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 447 700]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 355, NextOffset: 392
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 552, NextOffset: 589
     testutil.go:509: Offset: 392, NextOffset: 478
     testutil.go:509: Offset: 589, NextOffset: 675
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:509: Offset: 130, NextOffset: 355
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 447 in stargz, uncompressed length 1636
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 700 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":447,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 552, NextOffset: 589
     testutil.go:509: Offset: 355, NextOffset: 392
     testutil.go:509: Offset: 589, NextOffset: 675
     testutil.go:509: Offset: 392, NextOffset: 478
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 552
-    testutil.go:509: Offset: 130, NextOffset: 355
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 447 559]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 447 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 559 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":447,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 448 701]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 448 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 701 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":448,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 448 560]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -108755,43 +110092,10 @@
     testutil.go:2349:   [2] at 560 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 96, NextOffset: 133
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":448,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 133, NextOffset: 365
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 245, NextOffset: 558
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 558, NextOffset: 595
-    testutil.go:509: Offset: 402, NextOffset: 488
-    testutil.go:509: Offset: 595, NextOffset: 681
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 558, NextOffset: 595
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 595, NextOffset: 681
-    testutil.go:509: Offset: 402, NextOffset: 488
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 245, NextOffset: 558
-    testutil.go:509: Offset: 133, NextOffset: 365
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 452 705]
     testutil.go:2330: got gzip streams:
@@ -108802,8 +110106,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":452,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 452 564]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -108821,59 +110123,49 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":452,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:1580: testing streams: [0 0 452 564]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 452 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":452,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 207, NextOffset: 244
-    testutil.go:509: Offset: 132, NextOffset: 363
-    testutil.go:509: Offset: 244, NextOffset: 557
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 133, NextOffset: 365
+    testutil.go:509: Offset: 245, NextOffset: 558
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 400, NextOffset: 486
-    testutil.go:509: Offset: 594, NextOffset: 680
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 558, NextOffset: 595
+    testutil.go:509: Offset: 402, NextOffset: 488
+    testutil.go:509: Offset: 595, NextOffset: 681
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 452 564]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 207, NextOffset: 244
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 244, NextOffset: 557
-    testutil.go:509: Offset: 132, NextOffset: 363
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 452 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 245, NextOffset: 558
+    testutil.go:509: Offset: 133, NextOffset: 365
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 557, NextOffset: 594
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 363, NextOffset: 400
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 594, NextOffset: 680
-    testutil.go:509: Offset: 400, NextOffset: 486
-=== NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":452,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 558, NextOffset: 595
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 595, NextOffset: 681
+    testutil.go:509: Offset: 402, NextOffset: 488
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 453 706]
     testutil.go:2330: got gzip streams:
@@ -108884,7 +110176,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":453,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 453 565]
     testutil.go:2330: got gzip streams:
@@ -108905,56 +110197,27 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 134, NextOffset: 365
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 2109]
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 365, NextOffset: 402
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 402, NextOffset: 488
-    testutil.go:509: Offset: 599, NextOffset: 685
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:509: Offset: 134, NextOffset: 365
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 599, NextOffset: 685
-    testutil.go:509: Offset: 402, NextOffset: 488
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 207, NextOffset: 244
+    testutil.go:509: Offset: 132, NextOffset: 363
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1569 3233]
     testutil.go:2330: got gzip streams:
@@ -108966,7 +110229,15 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 244, NextOffset: 557
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 400, NextOffset: 486
+    testutil.go:509: Offset: 594, NextOffset: 680
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1569 2109]
     testutil.go:2330: got gzip streams:
@@ -108978,16 +110249,36 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 207, NextOffset: 244
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 244, NextOffset: 557
+    testutil.go:509: Offset: 132, NextOffset: 363
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 594, NextOffset: 680
+    testutil.go:509: Offset: 400, NextOffset: 486
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 3233]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 2109]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -108997,7 +110288,6 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 3233]
     testutil.go:2330: got gzip streams:
@@ -109011,66 +110301,47 @@
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 2109]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":357,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":394,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 357
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 243, NextOffset: 552
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 357, NextOffset: 394
-    testutil.go:509: Offset: 552, NextOffset: 589
-    testutil.go:509: Offset: 394, NextOffset: 480
-    testutil.go:509: Offset: 589, NextOffset: 675
-    testutil.go:395: Comparing: "" vs ""
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 552
-    testutil.go:509: Offset: 130, NextOffset: 357
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 552, NextOffset: 589
-    testutil.go:509: Offset: 357, NextOffset: 394
-    testutil.go:509: Offset: 589, NextOffset: 675
-    testutil.go:509: Offset: 394, NextOffset: 480
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1569 3233]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 134, NextOffset: 365
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 562, NextOffset: 599
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1569 2109]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 402, NextOffset: 488
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
@@ -109079,6 +110350,23 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 599, NextOffset: 685
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:509: Offset: 134, NextOffset: 365
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 599, NextOffset: 685
+    testutil.go:509: Offset: 402, NextOffset: 488
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 3233]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -109089,6 +110377,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 2109]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -109099,75 +110389,28 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 3233]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":209,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":560,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":597,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 363
-    testutil.go:509: Offset: 246, NextOffset: 560
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 2109]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 363, NextOffset: 400
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 560, NextOffset: 597
-    testutil.go:509: Offset: 400, NextOffset: 486
-    testutil.go:509: Offset: 597, NextOffset: 683
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 560
-    testutil.go:509: Offset: 132, NextOffset: 363
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 560, NextOffset: 597
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 597, NextOffset: 683
-    testutil.go:509: Offset: 400, NextOffset: 486
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1569 3233]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -109181,25 +110424,63 @@
     testutil.go:1580: testing streams: [0 0 1569 2109]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":357,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":394,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 357
+    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 357, NextOffset: 394
+    testutil.go:509: Offset: 552, NextOffset: 589
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 3233]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 394, NextOffset: 480
+    testutil.go:509: Offset: 589, NextOffset: 675
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:509: Offset: 130, NextOffset: 357
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 552, NextOffset: 589
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 357, NextOffset: 394
+    testutil.go:509: Offset: 589, NextOffset: 675
+    testutil.go:509: Offset: 394, NextOffset: 480
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 2109]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -109220,55 +110501,18 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":360,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":397,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 397, NextOffset: 483
-    testutil.go:509: Offset: 594, NextOffset: 680
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 132, NextOffset: 360
-    testutil.go:509: Offset: 245, NextOffset: 557
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 2109]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 594, NextOffset: 680
-    testutil.go:509: Offset: 397, NextOffset: 483
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 245, NextOffset: 557
-    testutil.go:509: Offset: 132, NextOffset: 360
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1569 3233]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -109299,7 +110543,23 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":209,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":560,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":597,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 132, NextOffset: 363
+    testutil.go:509: Offset: 246, NextOffset: 560
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 560, NextOffset: 597
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 2109]
     testutil.go:2330: got gzip streams:
@@ -109310,16 +110570,26 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":366,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 400, NextOffset: 486
+    testutil.go:509: Offset: 597, NextOffset: 683
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 134, NextOffset: 366
+    testutil.go:509: Offset: 209, NextOffset: 246
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 560
+    testutil.go:509: Offset: 132, NextOffset: 363
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 560, NextOffset: 597
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 597, NextOffset: 683
+    testutil.go:509: Offset: 400, NextOffset: 486
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 145 201]
     testutil.go:2330: got gzip streams:
@@ -109327,39 +110597,11 @@
     testutil.go:2349:   [1] at 145 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 201 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 247, NextOffset: 562
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 366, NextOffset: 403
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 403, NextOffset: 489
-    testutil.go:509: Offset: 599, NextOffset: 685
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 210, NextOffset: 247
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:509: Offset: 134, NextOffset: 366
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 366, NextOffset: 403
-    testutil.go:509: Offset: 599, NextOffset: 685
-    testutil.go:509: Offset: 403, NextOffset: 489
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 145 198]
     testutil.go:2330: got gzip streams:
@@ -109370,7 +110612,6 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 145 201]
     testutil.go:2330: got gzip streams:
@@ -109382,6 +110623,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 145 198]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -109392,25 +110635,41 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":360,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":397,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 397, NextOffset: 483
+    testutil.go:509: Offset: 594, NextOffset: 680
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 115, NextOffset: 299
-    testutil.go:509: Offset: 210, NextOffset: 468
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 132, NextOffset: 360
+    testutil.go:509: Offset: 245, NextOffset: 557
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 245, NextOffset: 557
+    testutil.go:509: Offset: 132, NextOffset: 360
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 594, NextOffset: 680
+    testutil.go:509: Offset: 397, NextOffset: 483
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 143 199]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 299, NextOffset: 332
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 143 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 199 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
@@ -109418,29 +110677,8 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":143,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 468, NextOffset: 501
-    testutil.go:509: Offset: 332, NextOffset: 408
-    testutil.go:509: Offset: 501, NextOffset: 577
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 210, NextOffset: 468
-    testutil.go:509: Offset: 115, NextOffset: 299
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 468, NextOffset: 501
-    testutil.go:509: Offset: 299, NextOffset: 332
-    testutil.go:509: Offset: 501, NextOffset: 577
-    testutil.go:509: Offset: 332, NextOffset: 408
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 143 196]
     testutil.go:2330: got gzip streams:
@@ -109462,6 +110700,41 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":366,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 134, NextOffset: 366
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 366, NextOffset: 403
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 403, NextOffset: 489
+    testutil.go:509: Offset: 599, NextOffset: 685
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 366, NextOffset: 403
+    testutil.go:509: Offset: 599, NextOffset: 685
+    testutil.go:509: Offset: 403, NextOffset: 489
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:509: Offset: 134, NextOffset: 366
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 147 200]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -109472,59 +110745,16 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 147 203]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 147 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 203 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 119, NextOffset: 308
-    testutil.go:509: Offset: 214, NextOffset: 476
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 308, NextOffset: 341
-    testutil.go:509: Offset: 476, NextOffset: 509
-    testutil.go:509: Offset: 341, NextOffset: 417
-    testutil.go:509: Offset: 509, NextOffset: 585
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 86, NextOffset: 119
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 214, NextOffset: 476
-    testutil.go:509: Offset: 119, NextOffset: 308
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 476, NextOffset: 509
-    testutil.go:509: Offset: 308, NextOffset: 341
-    testutil.go:509: Offset: 509, NextOffset: 585
-    testutil.go:509: Offset: 341, NextOffset: 417
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 147 200]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -109534,7 +110764,6 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 147 203]
     testutil.go:2330: got gzip streams:
@@ -109546,68 +110775,67 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 147 200]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [2] at 200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 116, NextOffset: 301
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 211, NextOffset: 471
+    testutil.go:509: Offset: 82, NextOffset: 115
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 115, NextOffset: 299
+    testutil.go:509: Offset: 210, NextOffset: 468
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 301, NextOffset: 334
-    testutil.go:509: Offset: 471, NextOffset: 504
-    testutil.go:509: Offset: 334, NextOffset: 410
-    testutil.go:509: Offset: 504, NextOffset: 580
+    testutil.go:509: Offset: 299, NextOffset: 332
+    testutil.go:509: Offset: 468, NextOffset: 501
+    testutil.go:509: Offset: 332, NextOffset: 408
+    testutil.go:509: Offset: 501, NextOffset: 577
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 210, NextOffset: 468
+    testutil.go:509: Offset: 115, NextOffset: 299
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 468, NextOffset: 501
+    testutil.go:509: Offset: 299, NextOffset: 332
+    testutil.go:509: Offset: 501, NextOffset: 577
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 146 202]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 83, NextOffset: 116
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 332, NextOffset: 408
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 211, NextOffset: 471
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 116, NextOffset: 301
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 471, NextOffset: 504
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 146 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 202 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 301, NextOffset: 334
-    testutil.go:509: Offset: 504, NextOffset: 580
-    testutil.go:509: Offset: 334, NextOffset: 410
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 146 199]
     testutil.go:2330: got gzip streams:
@@ -109619,6 +110847,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 146 202]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -109629,54 +110859,56 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 146 199]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [1] at 146 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 199 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 120, NextOffset: 307
-    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 119, NextOffset: 308
+    testutil.go:509: Offset: 214, NextOffset: 476
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 307, NextOffset: 340
-    testutil.go:509: Offset: 479, NextOffset: 512
-    testutil.go:509: Offset: 340, NextOffset: 416
-    testutil.go:509: Offset: 512, NextOffset: 588
+    testutil.go:509: Offset: 308, NextOffset: 341
+    testutil.go:509: Offset: 476, NextOffset: 509
+    testutil.go:509: Offset: 341, NextOffset: 417
+    testutil.go:509: Offset: 509, NextOffset: 585
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 215, NextOffset: 479
-    testutil.go:509: Offset: 120, NextOffset: 307
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 214, NextOffset: 476
+    testutil.go:509: Offset: 119, NextOffset: 308
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 479, NextOffset: 512
-    testutil.go:509: Offset: 307, NextOffset: 340
-    testutil.go:509: Offset: 512, NextOffset: 588
-    testutil.go:509: Offset: 340, NextOffset: 416
+    testutil.go:509: Offset: 476, NextOffset: 509
+    testutil.go:509: Offset: 308, NextOffset: 341
+    testutil.go:509: Offset: 509, NextOffset: 585
+    testutil.go:509: Offset: 341, NextOffset: 417
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 145 201]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 145 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 201 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
@@ -109685,7 +110917,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 145 198]
     testutil.go:2330: got gzip streams:
@@ -109717,52 +110949,52 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 115, NextOffset: 299
-    testutil.go:509: Offset: 210, NextOffset: 468
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 116, NextOffset: 301
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 211, NextOffset: 471
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 299, NextOffset: 332
-    testutil.go:509: Offset: 468, NextOffset: 501
-    testutil.go:509: Offset: 332, NextOffset: 408
-    testutil.go:509: Offset: 501, NextOffset: 577
-    testutil.go:395: Comparing: "" vs ""
+    testutil.go:509: Offset: 301, NextOffset: 334
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 147 203]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 471, NextOffset: 504
+    testutil.go:509: Offset: 334, NextOffset: 410
+    testutil.go:509: Offset: 504, NextOffset: 580
+    testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 211, NextOffset: 471
+    testutil.go:509: Offset: 116, NextOffset: 301
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 468, NextOffset: 501
-    testutil.go:509: Offset: 299, NextOffset: 332
-    testutil.go:509: Offset: 501, NextOffset: 577
-    testutil.go:509: Offset: 332, NextOffset: 408
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 210, NextOffset: 468
-    testutil.go:509: Offset: 115, NextOffset: 299
+    testutil.go:509: Offset: 471, NextOffset: 504
+    testutil.go:509: Offset: 301, NextOffset: 334
+    testutil.go:509: Offset: 504, NextOffset: 580
+    testutil.go:509: Offset: 334, NextOffset: 410
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 203 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 147 200]
     testutil.go:2330: got gzip streams:
@@ -109774,8 +111006,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 148 204]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -109786,6 +111016,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":148,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 148 201]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -109796,56 +111028,65 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":148,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 119, NextOffset: 308
-    testutil.go:509: Offset: 214, NextOffset: 476
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 308, NextOffset: 341
-    testutil.go:509: Offset: 476, NextOffset: 509
-    testutil.go:509: Offset: 341, NextOffset: 417
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 182]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 87, NextOffset: 120
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 182, NextOffset: 215
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 509, NextOffset: 585
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 86, NextOffset: 119
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 120, NextOffset: 307
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 214, NextOffset: 476
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 215, NextOffset: 479
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 119, NextOffset: 308
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 476, NextOffset: 509
+    testutil.go:509: Offset: 307, NextOffset: 340
+    testutil.go:509: Offset: 479, NextOffset: 512
+    testutil.go:509: Offset: 340, NextOffset: 416
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 308, NextOffset: 341
-    testutil.go:509: Offset: 509, NextOffset: 585
-    testutil.go:509: Offset: 341, NextOffset: 417
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 512, NextOffset: 588
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:509: Offset: 120, NextOffset: 307
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 479, NextOffset: 512
+    testutil.go:509: Offset: 307, NextOffset: 340
+    testutil.go:509: Offset: 512, NextOffset: 588
+    testutil.go:509: Offset: 340, NextOffset: 416
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 174]
     testutil.go:2330: got gzip streams:
@@ -109857,6 +111098,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 132 182]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -109869,6 +111112,9 @@
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 132 174]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 174 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
@@ -109877,7 +111123,39 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 115, NextOffset: 299
+    testutil.go:509: Offset: 210, NextOffset: 468
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 299, NextOffset: 332
+    testutil.go:509: Offset: 468, NextOffset: 501
+    testutil.go:509: Offset: 332, NextOffset: 408
+    testutil.go:509: Offset: 501, NextOffset: 577
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 210, NextOffset: 468
+    testutil.go:509: Offset: 115, NextOffset: 299
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 468, NextOffset: 501
+    testutil.go:509: Offset: 299, NextOffset: 332
+    testutil.go:509: Offset: 501, NextOffset: 577
+    testutil.go:509: Offset: 332, NextOffset: 408
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 129 179]
     testutil.go:2330: got gzip streams:
@@ -109889,38 +111167,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":129,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 116, NextOffset: 301
-    testutil.go:509: Offset: 211, NextOffset: 471
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 301, NextOffset: 334
-    testutil.go:509: Offset: 471, NextOffset: 504
-    testutil.go:509: Offset: 334, NextOffset: 410
-    testutil.go:509: Offset: 504, NextOffset: 580
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 211, NextOffset: 471
-    testutil.go:509: Offset: 116, NextOffset: 301
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 471, NextOffset: 504
-    testutil.go:509: Offset: 301, NextOffset: 334
-    testutil.go:509: Offset: 504, NextOffset: 580
-    testutil.go:509: Offset: 334, NextOffset: 410
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 129 171]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -109931,8 +111177,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":129,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 183]
     testutil.go:2330: got gzip streams:
@@ -109944,16 +111189,60 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 119, NextOffset: 308
+    testutil.go:509: Offset: 214, NextOffset: 476
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 175]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 308, NextOffset: 341
+    testutil.go:509: Offset: 476, NextOffset: 509
+    testutil.go:509: Offset: 341, NextOffset: 417
+    testutil.go:509: Offset: 509, NextOffset: 585
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 133 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 181, NextOffset: 214
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 214, NextOffset: 476
+    testutil.go:509: Offset: 119, NextOffset: 308
+    testutil.go:395: Comparing: "foo2" vs "foo2"
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 476, NextOffset: 509
+    testutil.go:509: Offset: 308, NextOffset: 341
+    testutil.go:509: Offset: 509, NextOffset: 585
+    testutil.go:509: Offset: 341, NextOffset: 417
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 133 183]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -109963,41 +111252,8 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 120, NextOffset: 307
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 215, NextOffset: 479
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 307, NextOffset: 340
-    testutil.go:509: Offset: 479, NextOffset: 512
-    testutil.go:509: Offset: 340, NextOffset: 416
-    testutil.go:509: Offset: 512, NextOffset: 588
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 215, NextOffset: 479
-    testutil.go:509: Offset: 120, NextOffset: 307
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 479, NextOffset: 512
-    testutil.go:509: Offset: 307, NextOffset: 340
-    testutil.go:509: Offset: 512, NextOffset: 588
-    testutil.go:509: Offset: 340, NextOffset: 416
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 133 175]
     testutil.go:2330: got gzip streams:
@@ -110005,8 +111261,6 @@
     testutil.go:2349:   [1] at 133 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
@@ -110021,56 +111275,56 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 116, NextOffset: 301
+    testutil.go:509: Offset: 211, NextOffset: 471
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 301, NextOffset: 334
+    testutil.go:509: Offset: 471, NextOffset: 504
+    testutil.go:509: Offset: 334, NextOffset: 410
+    testutil.go:509: Offset: 504, NextOffset: 580
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 211, NextOffset: 471
+    testutil.go:509: Offset: 116, NextOffset: 301
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 133 175]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 133 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":304,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":176,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 114, NextOffset: 304
-    testutil.go:509: Offset: 209, NextOffset: 466
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 304, NextOffset: 337
-    testutil.go:509: Offset: 466, NextOffset: 499
-    testutil.go:509: Offset: 337, NextOffset: 413
-    testutil.go:509: Offset: 499, NextOffset: 575
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 466, NextOffset: 499
-    testutil.go:509: Offset: 304, NextOffset: 337
-    testutil.go:509: Offset: 499, NextOffset: 575
-    testutil.go:509: Offset: 337, NextOffset: 413
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 209, NextOffset: 466
-    testutil.go:509: Offset: 114, NextOffset: 304
+    testutil.go:509: Offset: 471, NextOffset: 504
+    testutil.go:509: Offset: 301, NextOffset: 334
+    testutil.go:509: Offset: 504, NextOffset: 580
+    testutil.go:509: Offset: 334, NextOffset: 410
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 182]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1636
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
@@ -110087,7 +111341,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 132 182]
     testutil.go:2330: got gzip streams:
@@ -110109,56 +111363,51 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":180,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":474,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 120, NextOffset: 307
+    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 307, NextOffset: 340
+    testutil.go:509: Offset: 479, NextOffset: 512
+    testutil.go:509: Offset: 340, NextOffset: 416
+    testutil.go:509: Offset: 512, NextOffset: 588
     testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:509: Offset: 120, NextOffset: 307
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 479, NextOffset: 512
+    testutil.go:509: Offset: 307, NextOffset: 340
+    testutil.go:509: Offset: 512, NextOffset: 588
+    testutil.go:509: Offset: 340, NextOffset: 416
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 131 181]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 131 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 181 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 312, NextOffset: 345
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 474, NextOffset: 507
-    testutil.go:509: Offset: 345, NextOffset: 421
-    testutil.go:509: Offset: 507, NextOffset: 583
-    testutil.go:395: Comparing: "foo" vs "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 118, NextOffset: 312
-    testutil.go:509: Offset: 213, NextOffset: 474
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 213, NextOffset: 474
-    testutil.go:509: Offset: 118, NextOffset: 312
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 474, NextOffset: 507
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 507, NextOffset: 583
-    testutil.go:509: Offset: 345, NextOffset: 421
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 131 173]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -110169,8 +111418,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 134 184]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -110181,6 +111428,20 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":304,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":176,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 114, NextOffset: 304
+    testutil.go:509: Offset: 209, NextOffset: 466
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 134 176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -110190,41 +111451,28 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":306,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":339,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":469,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 115, NextOffset: 306
-    testutil.go:509: Offset: 210, NextOffset: 469
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 306, NextOffset: 339
-    testutil.go:509: Offset: 469, NextOffset: 502
-    testutil.go:509: Offset: 339, NextOffset: 415
-    testutil.go:509: Offset: 502, NextOffset: 578
+    testutil.go:509: Offset: 304, NextOffset: 337
+    testutil.go:509: Offset: 466, NextOffset: 499
+    testutil.go:509: Offset: 337, NextOffset: 413
+    testutil.go:509: Offset: 499, NextOffset: 575
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 82, NextOffset: 115
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 210, NextOffset: 469
-    testutil.go:509: Offset: 115, NextOffset: 306
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 209, NextOffset: 466
+    testutil.go:509: Offset: 114, NextOffset: 304
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 469, NextOffset: 502
-    testutil.go:509: Offset: 306, NextOffset: 339
-    testutil.go:509: Offset: 502, NextOffset: 578
-    testutil.go:509: Offset: 339, NextOffset: 415
+    testutil.go:509: Offset: 466, NextOffset: 499
+    testutil.go:509: Offset: 304, NextOffset: 337
+    testutil.go:509: Offset: 499, NextOffset: 575
+    testutil.go:509: Offset: 337, NextOffset: 413
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 134 184]
     testutil.go:2330: got gzip streams:
@@ -110236,8 +111484,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 134 176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -110247,6 +111493,7 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 135 185]
     testutil.go:2330: got gzip streams:
@@ -110258,8 +111505,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 135 177]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -110270,63 +111515,52 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":477,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":180,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":474,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 119, NextOffset: 312
-    testutil.go:509: Offset: 214, NextOffset: 477
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 118, NextOffset: 312
+    testutil.go:509: Offset: 213, NextOffset: 474
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 474, NextOffset: 507
+    testutil.go:509: Offset: 345, NextOffset: 421
+    testutil.go:509: Offset: 507, NextOffset: 583
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 138 188]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 477, NextOffset: 510
-    testutil.go:509: Offset: 345, NextOffset: 421
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 510, NextOffset: 586
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 138 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 181, NextOffset: 214
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [2] at 188 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 214, NextOffset: 477
-    testutil.go:509: Offset: 119, NextOffset: 312
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 213, NextOffset: 474
+    testutil.go:509: Offset: 118, NextOffset: 312
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 477, NextOffset: 510
+    testutil.go:509: Offset: 474, NextOffset: 507
     testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 510, NextOffset: 586
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 507, NextOffset: 583
     testutil.go:509: Offset: 345, NextOffset: 421
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 138 180]
     testutil.go:2330: got gzip streams:
@@ -110358,21 +111592,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 345, NextOffset: 421
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 515, NextOffset: 591
-    testutil.go:395: Comparing: "foo" vs "foo"
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 135 185]
     testutil.go:2330: got gzip streams:
@@ -110384,47 +111604,56 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 116, NextOffset: 312
-    testutil.go:509: Offset: 215, NextOffset: 482
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 215, NextOffset: 482
-    testutil.go:509: Offset: 116, NextOffset: 312
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 312, NextOffset: 345
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 135 177]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 515, NextOffset: 591
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 345, NextOffset: 421
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [1] at 135 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 177 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":306,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":339,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":469,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 115, NextOffset: 306
+    testutil.go:509: Offset: 210, NextOffset: 469
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 306, NextOffset: 339
+    testutil.go:509: Offset: 469, NextOffset: 502
+    testutil.go:509: Offset: 339, NextOffset: 415
+    testutil.go:509: Offset: 502, NextOffset: 578
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 210, NextOffset: 469
+    testutil.go:509: Offset: 115, NextOffset: 306
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 469, NextOffset: 502
+    testutil.go:509: Offset: 306, NextOffset: 339
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 502, NextOffset: 578
+    testutil.go:509: Offset: 339, NextOffset: 415
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 140 190]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 140 in stargz, uncompressed length 1636
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 140 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 190 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
@@ -110451,36 +111680,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 119, NextOffset: 319
-    testutil.go:509: Offset: 217, NextOffset: 488
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 488, NextOffset: 521
-    testutil.go:509: Offset: 352, NextOffset: 428
-    testutil.go:509: Offset: 521, NextOffset: 597
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 217, NextOffset: 488
-    testutil.go:509: Offset: 119, NextOffset: 319
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 488, NextOffset: 521
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 521, NextOffset: 597
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 140 182]
     testutil.go:2330: got gzip streams:
@@ -110488,16 +111688,37 @@
     testutil.go:2349:   [1] at 140 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 352, NextOffset: 428
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":477,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 119, NextOffset: 312
+    testutil.go:509: Offset: 214, NextOffset: 477
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 140 190]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 477, NextOffset: 510
+    testutil.go:509: Offset: 345, NextOffset: 421
+    testutil.go:509: Offset: 510, NextOffset: 586
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 214, NextOffset: 477
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 140 in stargz, uncompressed length 1636
@@ -110506,7 +111727,19 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 119, NextOffset: 312
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 477, NextOffset: 510
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 510, NextOffset: 586
+    testutil.go:509: Offset: 345, NextOffset: 421
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 140 182]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -110517,7 +111750,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 138 188]
     testutil.go:2330: got gzip streams:
@@ -110529,62 +111762,62 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:1580: testing streams: [0 0 138 180]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 138 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 180 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 116, NextOffset: 313
-    testutil.go:509: Offset: 214, NextOffset: 483
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 313, NextOffset: 346
-    testutil.go:509: Offset: 483, NextOffset: 516
-    testutil.go:509: Offset: 346, NextOffset: 422
-    testutil.go:509: Offset: 516, NextOffset: 592
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 345, NextOffset: 421
+    testutil.go:509: Offset: 515, NextOffset: 591
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 116, NextOffset: 312
+    testutil.go:509: Offset: 215, NextOffset: 482
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 214, NextOffset: 483
-    testutil.go:509: Offset: 116, NextOffset: 313
+    testutil.go:509: Offset: 215, NextOffset: 482
+    testutil.go:509: Offset: 116, NextOffset: 312
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 483, NextOffset: 516
-    testutil.go:509: Offset: 313, NextOffset: 346
-    testutil.go:509: Offset: 516, NextOffset: 592
-    testutil.go:509: Offset: 346, NextOffset: 422
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 138 180]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 138 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 180 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 515, NextOffset: 591
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 138 188]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 138 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 345, NextOffset: 421
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [2] at 188 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 138 180]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -110605,68 +111838,74 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":137,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 491, NextOffset: 524
-    testutil.go:509: Offset: 352, NextOffset: 428
-    testutil.go:509: Offset: 524, NextOffset: 600
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 120, NextOffset: 319
-    testutil.go:509: Offset: 218, NextOffset: 491
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 218
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 137 179]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 137 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 218, NextOffset: 491
-    testutil.go:509: Offset: 120, NextOffset: 319
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [2] at 179 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 491, NextOffset: 524
-    testutil.go:509: Offset: 319, NextOffset: 352
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":137,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 524, NextOffset: 600
-    testutil.go:509: Offset: 352, NextOffset: 428
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 119, NextOffset: 319
+    testutil.go:509: Offset: 217, NextOffset: 488
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 142 192]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 319, NextOffset: 352
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 488, NextOffset: 521
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 142 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 352, NextOffset: 428
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [2] at 192 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 521, NextOffset: 597
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 86, NextOffset: 119
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 217, NextOffset: 488
+    testutil.go:509: Offset: 119, NextOffset: 319
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":142,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 488, NextOffset: 521
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 521, NextOffset: 597
+    testutil.go:509: Offset: 352, NextOffset: 428
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 142 184]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -110677,6 +111916,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":142,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 142 192]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -110687,11 +111928,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":142,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 142 184]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -110700,42 +111936,8 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":142,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 116, NextOffset: 312
-    testutil.go:509: Offset: 215, NextOffset: 482
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 482, NextOffset: 515
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 345, NextOffset: 421
-    testutil.go:509: Offset: 515, NextOffset: 591
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 215, NextOffset: 482
-    testutil.go:509: Offset: 116, NextOffset: 312
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 515, NextOffset: 591
-    testutil.go:509: Offset: 345, NextOffset: 421
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 141 191]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -110746,6 +111948,22 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":141,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 116, NextOffset: 313
+    testutil.go:509: Offset: 214, NextOffset: 483
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 313, NextOffset: 346
+    testutil.go:509: Offset: 483, NextOffset: 516
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 141 183]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -110755,8 +111973,28 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":141,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 346, NextOffset: 422
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 516, NextOffset: 592
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 214
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 214, NextOffset: 483
+    testutil.go:509: Offset: 116, NextOffset: 313
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 483, NextOffset: 516
+    testutil.go:509: Offset: 313, NextOffset: 346
+    testutil.go:509: Offset: 516, NextOffset: 592
+    testutil.go:509: Offset: 346, NextOffset: 422
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 315 568]
     testutil.go:2330: got gzip streams:
@@ -110768,69 +112006,59 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":315,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 315 427]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 315 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 427 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 86, NextOffset: 119
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 119, NextOffset: 319
-    testutil.go:509: Offset: 217, NextOffset: 488
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":315,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 315 568]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 315 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 568 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":315,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 120, NextOffset: 319
+    testutil.go:509: Offset: 218, NextOffset: 491
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":315,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 488, NextOffset: 521
+    testutil.go:509: Offset: 491, NextOffset: 524
     testutil.go:509: Offset: 352, NextOffset: 428
-    testutil.go:509: Offset: 521, NextOffset: 597
-=== RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 524, NextOffset: 600
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 217, NextOffset: 488
-    testutil.go:509: Offset: 119, NextOffset: 319
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 218, NextOffset: 491
+    testutil.go:509: Offset: 120, NextOffset: 319
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 488, NextOffset: 521
+    testutil.go:509: Offset: 491, NextOffset: 524
     testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 521, NextOffset: 597
+    testutil.go:509: Offset: 524, NextOffset: 600
     testutil.go:509: Offset: 352, NextOffset: 428
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 315 568]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 315 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 568 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":315,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 315 427]
     testutil.go:2330: got gzip streams:
@@ -110842,6 +112070,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":315,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 319 572]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -110861,64 +112091,65 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 116, NextOffset: 313
-    testutil.go:509: Offset: 214, NextOffset: 483
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 313, NextOffset: 346
-    testutil.go:509: Offset: 483, NextOffset: 516
-    testutil.go:509: Offset: 346, NextOffset: 422
-    testutil.go:509: Offset: 516, NextOffset: 592
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 214, NextOffset: 483
-    testutil.go:509: Offset: 116, NextOffset: 313
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 483, NextOffset: 516
-    testutil.go:509: Offset: 313, NextOffset: 346
-    testutil.go:509: Offset: 516, NextOffset: 592
-    testutil.go:509: Offset: 346, NextOffset: 422
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 319 572]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 319 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 572 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 116, NextOffset: 312
+    testutil.go:509: Offset: 215, NextOffset: 482
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 345, NextOffset: 421
+    testutil.go:509: Offset: 515, NextOffset: 591
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 83, NextOffset: 116
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 319 431]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 319 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 215, NextOffset: 482
+    testutil.go:509: Offset: 116, NextOffset: 312
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 515, NextOffset: 591
+    testutil.go:509: Offset: 345, NextOffset: 421
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 431 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 319 572]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -110929,6 +112160,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 319 431]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -110938,69 +112171,61 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 120, NextOffset: 319
-    testutil.go:509: Offset: 218, NextOffset: 491
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 491, NextOffset: 524
-    testutil.go:509: Offset: 352, NextOffset: 428
-    testutil.go:509: Offset: 524, NextOffset: 600
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 218, NextOffset: 491
-    testutil.go:509: Offset: 120, NextOffset: 319
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 321 574]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 491, NextOffset: 524
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 524, NextOffset: 600
-    testutil.go:509: Offset: 352, NextOffset: 428
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [1] at 321 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 574 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 321 433]
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 321 433]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 321 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 433 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 184, NextOffset: 217
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 119, NextOffset: 319
+    testutil.go:509: Offset: 217, NextOffset: 488
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 488, NextOffset: 521
+    testutil.go:509: Offset: 352, NextOffset: 428
+    testutil.go:509: Offset: 521, NextOffset: 597
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 488, NextOffset: 521
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 521, NextOffset: 597
+    testutil.go:509: Offset: 352, NextOffset: 428
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 86, NextOffset: 119
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 316 569]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -111009,8 +112234,16 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 217, NextOffset: 488
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":316,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 119, NextOffset: 319
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 316 428]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -111023,63 +112256,14 @@
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 316 569]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 116, NextOffset: 319
-    testutil.go:509: Offset: 215, NextOffset: 481
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [1] at 316 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [2] at 569 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 481, NextOffset: 514
-    testutil.go:509: Offset: 352, NextOffset: 428
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 514, NextOffset: 590
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 481, NextOffset: 514
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 514, NextOffset: 590
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 352, NextOffset: 428
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":316,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 83, NextOffset: 116
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 215, NextOffset: 481
-    testutil.go:509: Offset: 116, NextOffset: 319
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 316 428]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -111089,11 +112273,41 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":316,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 313, NextOffset: 346
+    testutil.go:509: Offset: 483, NextOffset: 516
+    testutil.go:509: Offset: 346, NextOffset: 422
+    testutil.go:509: Offset: 516, NextOffset: 592
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 116, NextOffset: 313
+    testutil.go:509: Offset: 214, NextOffset: 483
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 214, NextOffset: 483
+    testutil.go:509: Offset: 116, NextOffset: 313
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 319 572]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 483, NextOffset: 516
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 319 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 572 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
@@ -111101,7 +112315,13 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 313, NextOffset: 346
+    testutil.go:509: Offset: 516, NextOffset: 592
+    testutil.go:509: Offset: 346, NextOffset: 422
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 319 431]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -111112,35 +112332,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":324,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":487,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 119, NextOffset: 324
-    testutil.go:509: Offset: 217, NextOffset: 487
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 357, NextOffset: 433
-    testutil.go:509: Offset: 520, NextOffset: 596
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 520, NextOffset: 596
-    testutil.go:509: Offset: 357, NextOffset: 433
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 217
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 321 574]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -111150,14 +112341,7 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 86, NextOffset: 119
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 217, NextOffset: 487
-    testutil.go:509: Offset: 119, NextOffset: 324
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 321 433]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -111167,7 +112351,6 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 321 574]
     testutil.go:2330: got gzip streams:
@@ -111179,6 +112362,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 321 433]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -111198,45 +112383,17 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":324,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":320,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === RUN   TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 116, NextOffset: 320
-    testutil.go:509: Offset: 214, NextOffset: 482
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 353, NextOffset: 429
-    testutil.go:509: Offset: 515, NextOffset: 591
+    testutil.go:1580: testing streams: [0 0 324 436]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 515, NextOffset: 591
-    testutil.go:509: Offset: 353, NextOffset: 429
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 214, NextOffset: 482
-    testutil.go:509: Offset: 116, NextOffset: 320
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 87, NextOffset: 120
 === NAME  TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 324 436]
-    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 324 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 436 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
@@ -111245,11 +112402,41 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":324,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 120, NextOffset: 319
+    testutil.go:509: Offset: 218, NextOffset: 491
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2688]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 491, NextOffset: 524
+    testutil.go:509: Offset: 352, NextOffset: 428
+    testutil.go:509: Offset: 524, NextOffset: 600
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 218, NextOffset: 491
+    testutil.go:509: Offset: 120, NextOffset: 319
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 491, NextOffset: 524
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 524, NextOffset: 600
+    testutil.go:509: Offset: 352, NextOffset: 428
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1564]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -111260,65 +112447,64 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1564]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":326,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":523,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 120, NextOffset: 326
-    testutil.go:509: Offset: 218, NextOffset: 490
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 326, NextOffset: 359
-    testutil.go:509: Offset: 490, NextOffset: 523
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2688]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 359, NextOffset: 435
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 523, NextOffset: 599
+    testutil.go:1580: testing streams: [0 0 1564]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 116, NextOffset: 319
+    testutil.go:509: Offset: 215, NextOffset: 481
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 481, NextOffset: 514
+    testutil.go:509: Offset: 352, NextOffset: 428
+    testutil.go:509: Offset: 514, NextOffset: 590
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 218, NextOffset: 490
-    testutil.go:509: Offset: 120, NextOffset: 326
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 215, NextOffset: 481
+    testutil.go:509: Offset: 116, NextOffset: 319
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 490, NextOffset: 523
-    testutil.go:509: Offset: 326, NextOffset: 359
-    testutil.go:509: Offset: 523, NextOffset: 599
-    testutil.go:509: Offset: 359, NextOffset: 435
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1564]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+    testutil.go:509: Offset: 481, NextOffset: 514
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2688]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 514, NextOffset: 590
+    testutil.go:509: Offset: 352, NextOffset: 428
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1564]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -111333,53 +112519,21 @@
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 132, NextOffset: 169
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 169, NextOffset: 647
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 381, NextOffset: 941
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 647, NextOffset: 684
-    testutil.go:509: Offset: 941, NextOffset: 978
-    testutil.go:509: Offset: 684, NextOffset: 830
-    testutil.go:509: Offset: 978, NextOffset: 1124
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 132, NextOffset: 169
-    testutil.go:509: Offset: 381, NextOffset: 941
-    testutil.go:509: Offset: 169, NextOffset: 647
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 941, NextOffset: 978
-    testutil.go:509: Offset: 647, NextOffset: 684
-    testutil.go:509: Offset: 978, NextOffset: 1124
-    testutil.go:509: Offset: 684, NextOffset: 830
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2688]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1564]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2688]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -111390,66 +112544,66 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2688]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":324,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":487,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1564]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 171, NextOffset: 653
-    testutil.go:509: Offset: 383, NextOffset: 945
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 119, NextOffset: 324
+    testutil.go:509: Offset: 217, NextOffset: 487
     testutil.go:395: Comparing: "foo2" vs "foo2"
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2688]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 324, NextOffset: 357
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 945, NextOffset: 982
-    testutil.go:509: Offset: 690, NextOffset: 836
-    testutil.go:509: Offset: 982, NextOffset: 1128
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 357, NextOffset: 433
+    testutil.go:509: Offset: 520, NextOffset: 596
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 383, NextOffset: 945
-    testutil.go:509: Offset: 171, NextOffset: 653
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 217, NextOffset: 487
+    testutil.go:509: Offset: 119, NextOffset: 324
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 945, NextOffset: 982
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 982, NextOffset: 1128
-    testutil.go:509: Offset: 690, NextOffset: 836
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 520, NextOffset: 596
+    testutil.go:509: Offset: 357, NextOffset: 433
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1564]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2688]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -111460,66 +112614,63 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2688]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 1564]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":320,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 170, NextOffset: 651
-    testutil.go:509: Offset: 382, NextOffset: 944
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 116, NextOffset: 320
+    testutil.go:509: Offset: 214, NextOffset: 482
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 651, NextOffset: 688
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 688, NextOffset: 834
-    testutil.go:509: Offset: 981, NextOffset: 1127
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 353, NextOffset: 429
+    testutil.go:509: Offset: 515, NextOffset: 591
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 382, NextOffset: 944
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 214, NextOffset: 482
+    testutil.go:509: Offset: 116, NextOffset: 320
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 515, NextOffset: 591
+    testutil.go:509: Offset: 353, NextOffset: 429
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1564]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2688]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 170, NextOffset: 651
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 651, NextOffset: 688
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 981, NextOffset: 1127
-    testutil.go:509: Offset: 688, NextOffset: 834
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1564]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 123]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -111530,61 +112681,56 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 119 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 123]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 123 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":326,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":523,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 657
-    testutil.go:509: Offset: 384, NextOffset: 951
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 657, NextOffset: 694
-    testutil.go:509: Offset: 951, NextOffset: 988
-    testutil.go:509: Offset: 694, NextOffset: 840
-    testutil.go:509: Offset: 988, NextOffset: 1134
+    testutil.go:509: Offset: 326, NextOffset: 359
+    testutil.go:509: Offset: 490, NextOffset: 523
+    testutil.go:509: Offset: 359, NextOffset: 435
+    testutil.go:509: Offset: 523, NextOffset: 599
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 120, NextOffset: 326
+    testutil.go:509: Offset: 218, NextOffset: 490
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 951
-    testutil.go:509: Offset: 172, NextOffset: 657
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 218, NextOffset: 490
+    testutil.go:509: Offset: 120, NextOffset: 326
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 951, NextOffset: 988
-    testutil.go:509: Offset: 657, NextOffset: 694
-    testutil.go:509: Offset: 988, NextOffset: 1134
+    testutil.go:509: Offset: 490, NextOffset: 523
+    testutil.go:509: Offset: 326, NextOffset: 359
+    testutil.go:509: Offset: 523, NextOffset: 599
+    testutil.go:509: Offset: 359, NextOffset: 435
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 119]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 694, NextOffset: 840
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 119 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 122]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 122 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 119]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -111595,11 +112741,12 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 132, NextOffset: 169
     testutil.go:509: Offset: 344, NextOffset: 381
@@ -111611,34 +112758,31 @@
     testutil.go:509: Offset: 647, NextOffset: 684
     testutil.go:509: Offset: 941, NextOffset: 978
     testutil.go:509: Offset: 684, NextOffset: 830
+    testutil.go:509: Offset: 978, NextOffset: 1124
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 122]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 978, NextOffset: 1124
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 122 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 344, NextOffset: 381
     testutil.go:509: Offset: 132, NextOffset: 169
     testutil.go:509: Offset: 381, NextOffset: 941
     testutil.go:509: Offset: 169, NextOffset: 647
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 941, NextOffset: 978
     testutil.go:509: Offset: 647, NextOffset: 684
     testutil.go:509: Offset: 978, NextOffset: 1124
     testutil.go:509: Offset: 684, NextOffset: 830
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 122 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 125]
     testutil.go:2330: got gzip streams:
@@ -111650,13 +112794,7 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 122 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 124]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 124 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
@@ -111666,13 +112804,6 @@
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 171, NextOffset: 653
     testutil.go:509: Offset: 383, NextOffset: 945
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 121]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 121 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -111694,35 +112825,35 @@
     testutil.go:509: Offset: 653, NextOffset: 690
     testutil.go:509: Offset: 982, NextOffset: 1128
     testutil.go:509: Offset: 690, NextOffset: 836
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 122]
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 124]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 122 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 124 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 121]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 121 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 122]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 122 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 121]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 121 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 345, NextOffset: 382
@@ -111736,70 +112867,72 @@
     testutil.go:509: Offset: 688, NextOffset: 834
     testutil.go:509: Offset: 981, NextOffset: 1127
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 345, NextOffset: 382
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 382, NextOffset: 944
     testutil.go:509: Offset: 170, NextOffset: 651
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 944, NextOffset: 981
     testutil.go:509: Offset: 651, NextOffset: 688
     testutil.go:509: Offset: 981, NextOffset: 1127
     testutil.go:509: Offset: 688, NextOffset: 834
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 122]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 122 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 121]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 121 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 124]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 124 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 121]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 121 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 126]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 126 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 657
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 384, NextOffset: 951
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 657, NextOffset: 694
-    testutil.go:509: Offset: 951, NextOffset: 988
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 123]
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 126]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 126 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 951, NextOffset: 988
     testutil.go:509: Offset: 694, NextOffset: 840
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 988, NextOffset: 1134
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 657
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 123 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 384, NextOffset: 951
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -111812,78 +112945,85 @@
     testutil.go:509: Offset: 657, NextOffset: 694
     testutil.go:509: Offset: 988, NextOffset: 1134
     testutil.go:509: Offset: 694, NextOffset: 840
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 123]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 123 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 126]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 126 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 123]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 123 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 647, NextOffset: 684
+    testutil.go:509: Offset: 941, NextOffset: 978
+    testutil.go:509: Offset: 684, NextOffset: 830
+    testutil.go:509: Offset: 978, NextOffset: 1124
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 132, NextOffset: 169
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 169, NextOffset: 647
+    testutil.go:509: Offset: 381, NextOffset: 941
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 132, NextOffset: 169
+    testutil.go:509: Offset: 381, NextOffset: 941
+    testutil.go:509: Offset: 169, NextOffset: 647
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 941, NextOffset: 978
+    testutil.go:509: Offset: 647, NextOffset: 684
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 125]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 978, NextOffset: 1124
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 684, NextOffset: 830
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 122]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 122 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":649,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":686,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":943,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 649, NextOffset: 686
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 686, NextOffset: 832
-    testutil.go:509: Offset: 980, NextOffset: 1126
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 170, NextOffset: 649
-    testutil.go:509: Offset: 382, NextOffset: 943
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 649, NextOffset: 686
-    testutil.go:509: Offset: 980, NextOffset: 1126
-    testutil.go:509: Offset: 686, NextOffset: 832
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 382, NextOffset: 943
-    testutil.go:509: Offset: 170, NextOffset: 649
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 107]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 107 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 101]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 101 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 107]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -111894,113 +113034,111 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 101 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":656,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":948,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 656
-    testutil.go:509: Offset: 384, NextOffset: 948
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 171, NextOffset: 653
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 383, NextOffset: 945
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 948, NextOffset: 985
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 945, NextOffset: 982
+    testutil.go:509: Offset: 690, NextOffset: 836
+    testutil.go:509: Offset: 982, NextOffset: 1128
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 383, NextOffset: 945
+    testutil.go:509: Offset: 171, NextOffset: 653
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 945, NextOffset: 982
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 982, NextOffset: 1128
+    testutil.go:509: Offset: 690, NextOffset: 836
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 106]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 693, NextOffset: 839
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 106 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 985, NextOffset: 1131
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 948
-    testutil.go:509: Offset: 172, NextOffset: 656
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 948, NextOffset: 985
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 985, NextOffset: 1131
-    testutil.go:509: Offset: 693, NextOffset: 839
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 100]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 100 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 110]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 110 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 170, NextOffset: 651
+    testutil.go:509: Offset: 382, NextOffset: 944
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 104]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 104 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 110]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":946,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":983,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 653
-    testutil.go:509: Offset: 384, NextOffset: 946
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 946, NextOffset: 983
-    testutil.go:509: Offset: 690, NextOffset: 836
-    testutil.go:509: Offset: 983, NextOffset: 1129
+    testutil.go:509: Offset: 651, NextOffset: 688
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 688, NextOffset: 834
+    testutil.go:509: Offset: 981, NextOffset: 1127
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 382, NextOffset: 944
+    testutil.go:509: Offset: 170, NextOffset: 651
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 651, NextOffset: 688
+    testutil.go:509: Offset: 981, NextOffset: 1127
+    testutil.go:509: Offset: 688, NextOffset: 834
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 110]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 104]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 104 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 946
-    testutil.go:509: Offset: 172, NextOffset: 653
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 946, NextOffset: 983
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 983, NextOffset: 1129
-    testutil.go:509: Offset: 690, NextOffset: 836
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 109]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -112011,69 +113149,71 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 103 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 108]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 102]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":136,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":173,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":660,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":348,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":953,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 136, NextOffset: 173
-    testutil.go:509: Offset: 348, NextOffset: 385
-    testutil.go:509: Offset: 173, NextOffset: 660
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 385, NextOffset: 953
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 102 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 657
+    testutil.go:509: Offset: 384, NextOffset: 951
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 108]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 660, NextOffset: 697
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 697, NextOffset: 843
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 990, NextOffset: 1136
+    testutil.go:509: Offset: 657, NextOffset: 694
+    testutil.go:509: Offset: 951, NextOffset: 988
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 694, NextOffset: 840
+    testutil.go:509: Offset: 988, NextOffset: 1134
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 348, NextOffset: 385
-    testutil.go:509: Offset: 136, NextOffset: 173
-    testutil.go:509: Offset: 385, NextOffset: 953
-    testutil.go:509: Offset: 173, NextOffset: 660
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 660, NextOffset: 697
-    testutil.go:509: Offset: 990, NextOffset: 1136
-    testutil.go:509: Offset: 697, NextOffset: 843
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 951
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 172, NextOffset: 657
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 951, NextOffset: 988
+    testutil.go:509: Offset: 657, NextOffset: 694
+    testutil.go:509: Offset: 988, NextOffset: 1134
+    testutil.go:509: Offset: 694, NextOffset: 840
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 102]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 102 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 108]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 108 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 102]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 102 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 107]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 107 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
@@ -112083,61 +113223,60 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 101 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":649,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":686,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":943,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 113]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 113 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 133, NextOffset: 170
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3208, NextOffset: 3790
-    testutil.go:509: Offset: 4321, NextOffset: 4903
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 170, NextOffset: 649
+    testutil.go:509: Offset: 382, NextOffset: 943
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 649, NextOffset: 686
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 686, NextOffset: 832
+    testutil.go:509: Offset: 980, NextOffset: 1126
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 107]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 4321, NextOffset: 4903
-    testutil.go:509: Offset: 3208, NextOffset: 3790
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 107 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 382, NextOffset: 943
+    testutil.go:509: Offset: 170, NextOffset: 649
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 649, NextOffset: 686
+    testutil.go:509: Offset: 980, NextOffset: 1126
+    testutil.go:509: Offset: 686, NextOffset: 832
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 113]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 113 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 107]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -112148,46 +113287,50 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 111 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":656,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":948,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 105]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 656
+    testutil.go:509: Offset: 384, NextOffset: 948
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3208, NextOffset: 3790
-    testutil.go:509: Offset: 4321, NextOffset: 4903
+    testutil.go:509: Offset: 656, NextOffset: 693
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 105]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 948, NextOffset: 985
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 693, NextOffset: 839
+    testutil.go:509: Offset: 985, NextOffset: 1131
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 948
+    testutil.go:509: Offset: 172, NextOffset: 656
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4321, NextOffset: 4903
-    testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 948, NextOffset: 985
+    testutil.go:509: Offset: 656, NextOffset: 693
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 985, NextOffset: 1131
+    testutil.go:509: Offset: 693, NextOffset: 839
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 110]
     testutil.go:2330: got gzip streams:
@@ -112199,7 +113342,7 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 103 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 110]
     testutil.go:2330: got gzip streams:
@@ -112207,63 +113350,65 @@
     testutil.go:2349:   [1] at 110 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 103]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":946,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":983,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 103 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 347, NextOffset: 384
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 172, NextOffset: 653
+    testutil.go:509: Offset: 384, NextOffset: 946
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 946, NextOffset: 983
+    testutil.go:509: Offset: 690, NextOffset: 836
+    testutil.go:509: Offset: 983, NextOffset: 1129
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 946, NextOffset: 983
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 983, NextOffset: 1129
+    testutil.go:509: Offset: 690, NextOffset: 836
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 946
+    testutil.go:509: Offset: 172, NextOffset: 653
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 109]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3208, NextOffset: 3790
-    testutil.go:509: Offset: 4321, NextOffset: 4903
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4321, NextOffset: 4903
-    testutil.go:509: Offset: 3208, NextOffset: 3790
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 102]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 102 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 113]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 113 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 106]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -112274,91 +113419,95 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 113 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":136,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":173,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":660,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":348,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":953,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 136, NextOffset: 173
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 348, NextOffset: 385
+    testutil.go:509: Offset: 173, NextOffset: 660
+    testutil.go:509: Offset: 385, NextOffset: 953
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 660, NextOffset: 697
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 697, NextOffset: 843
+    testutil.go:509: Offset: 990, NextOffset: 1136
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 348, NextOffset: 385
+    testutil.go:509: Offset: 136, NextOffset: 173
+    testutil.go:509: Offset: 385, NextOffset: 953
+    testutil.go:509: Offset: 173, NextOffset: 660
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 660, NextOffset: 697
+    testutil.go:509: Offset: 990, NextOffset: 1136
+    testutil.go:509: Offset: 697, NextOffset: 843
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 106]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 106 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 3208, NextOffset: 3790
-    testutil.go:509: Offset: 4321, NextOffset: 4903
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4321, NextOffset: 4903
-    testutil.go:509: Offset: 3208, NextOffset: 3790
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 112]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 112 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 105]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 105 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 111]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 111 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 104]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 104 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 111]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4284, NextOffset: 4321
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -112373,19 +113522,13 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 111]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 104]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 104 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 110]
     testutil.go:2330: got gzip streams:
@@ -112397,33 +113540,36 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 103 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:1580: testing streams: [0 0 116]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 109]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 116]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -112438,20 +113584,13 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 109]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 116]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 116 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 109]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -112462,90 +113601,48 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 114 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 107]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 107 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3208, NextOffset: 3790
-    testutil.go:509: Offset: 4321, NextOffset: 4903
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 4284, NextOffset: 4321
-    testutil.go:509: Offset: 3171, NextOffset: 3208
-    testutil.go:509: Offset: 4321, NextOffset: 4903
-    testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 436]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 436 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 296]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 296 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 436]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 436 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 296]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 3171
-    testutil.go:509: Offset: 1639, NextOffset: 4284
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 296 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 3171, NextOffset: 3208
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4284, NextOffset: 4321
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -112553,6 +113650,8 @@
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:509: Offset: 582, NextOffset: 3171
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -112560,8 +113659,13 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 296]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 296 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 439]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
@@ -112572,28 +113676,23 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 298 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 441]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 441 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 300]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 300 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:509: Offset: 1639, NextOffset: 4284
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -112602,66 +113701,59 @@
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 300]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 300 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:509: Offset: 582, NextOffset: 3171
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 441]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 441 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 441]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 441 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 300]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 300 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 444]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 444 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 304]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 304 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 438]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 438 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 3171
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -112684,11 +113776,17 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 438]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 438 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 297]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 297 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
@@ -112702,16 +113800,10 @@
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 297 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 439]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 439 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -112725,22 +113817,12 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 298]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 298 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -112750,34 +113832,33 @@
     testutil.go:509: Offset: 3171, NextOffset: 3208
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 444]
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 439]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 444 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 303]
+    testutil.go:2349:   [1] at 439 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 298]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 303 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 298 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 444]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
     testutil.go:2349:   [1] at 444 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 303]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 303 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -112793,37 +113874,45 @@
     testutil.go:509: Offset: 3208, NextOffset: 3790
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 444]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 446]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 4284, NextOffset: 4321
     testutil.go:509: Offset: 3171, NextOffset: 3208
-=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 446 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:509: Offset: 3208, NextOffset: 3790
+=== NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 444 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 303]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 303 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 446]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 446 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 306]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 306 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -112832,14 +113921,54 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1052]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3208, NextOffset: 3790
+    testutil.go:509: Offset: 4321, NextOffset: 4903
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4321, NextOffset: 4903
+    testutil.go:509: Offset: 3208, NextOffset: 3790
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -112847,7 +113976,10 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1052]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -112857,51 +113989,13 @@
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2176]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 355, NextOffset: 392
-    testutil.go:509: Offset: 552, NextOffset: 589
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 392, NextOffset: 478
-    testutil.go:509: Offset: 589, NextOffset: 675
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 355
-    testutil.go:509: Offset: 243, NextOffset: 552
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 552
-    testutil.go:509: Offset: 130, NextOffset: 355
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 552, NextOffset: 589
-    testutil.go:509: Offset: 355, NextOffset: 392
-    testutil.go:509: Offset: 589, NextOffset: 675
-    testutil.go:509: Offset: 392, NextOffset: 478
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1052]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -112910,8 +114004,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -112919,7 +114011,33 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3208, NextOffset: 3790
+    testutil.go:509: Offset: 4321, NextOffset: 4903
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1052]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -112927,7 +114045,17 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4321, NextOffset: 4903
+    testutil.go:509: Offset: 3208, NextOffset: 3790
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -112944,6 +114072,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -112951,57 +114081,59 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1052]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2176]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 558, NextOffset: 595
-    testutil.go:509: Offset: 402, NextOffset: 488
-    testutil.go:509: Offset: 595, NextOffset: 681
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3208, NextOffset: 3790
+    testutil.go:509: Offset: 4321, NextOffset: 4903
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 133, NextOffset: 365
-    testutil.go:509: Offset: 245, NextOffset: 558
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 245, NextOffset: 558
-    testutil.go:509: Offset: 133, NextOffset: 365
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 558, NextOffset: 595
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 595, NextOffset: 681
-    testutil.go:509: Offset: 402, NextOffset: 488
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4321, NextOffset: 4903
+    testutil.go:509: Offset: 3208, NextOffset: 3790
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2176]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1052]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -113010,6 +114142,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -113026,15 +114160,52 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2176]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3208, NextOffset: 3790
+    testutil.go:509: Offset: 4321, NextOffset: 4903
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+    testutil.go:509: Offset: 4321, NextOffset: 4903
+    testutil.go:509: Offset: 3208, NextOffset: 3790
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1052]
     testutil.go:2330: got gzip streams:
@@ -113044,6 +114215,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -113067,75 +114240,76 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 207, NextOffset: 244
-    testutil.go:509: Offset: 132, NextOffset: 363
-    testutil.go:509: Offset: 244, NextOffset: 557
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 400, NextOffset: 486
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1052]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 594, NextOffset: 680
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 207, NextOffset: 244
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 244, NextOffset: 557
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 132, NextOffset: 363
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 594, NextOffset: 680
-    testutil.go:509: Offset: 400, NextOffset: 486
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 2176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":545,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":3171,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":3208,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":1602,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":4284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":4321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 3171, NextOffset: 3208
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+    testutil.go:509: Offset: 3208, NextOffset: 3790
+    testutil.go:509: Offset: 4321, NextOffset: 4903
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 4284
+    testutil.go:509: Offset: 582, NextOffset: 3171
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1052]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 4284, NextOffset: 4321
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1052 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 3171, NextOffset: 3208
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 4321, NextOffset: 4903
+    testutil.go:509: Offset: 3208, NextOffset: 3790
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 132]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -113144,6 +114318,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 126]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -113152,8 +114328,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 132]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -113162,10 +114336,11 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 126]
     testutil.go:2330: got gzip streams:
@@ -113174,41 +114349,41 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 93, NextOffset: 130
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 134, NextOffset: 365
-    testutil.go:509: Offset: 247, NextOffset: 562
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 355
+    testutil.go:509: Offset: 243, NextOffset: 552
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 402, NextOffset: 488
-    testutil.go:509: Offset: 599, NextOffset: 685
+    testutil.go:509: Offset: 355, NextOffset: 392
+    testutil.go:509: Offset: 552, NextOffset: 589
+    testutil.go:509: Offset: 392, NextOffset: 478
+    testutil.go:509: Offset: 589, NextOffset: 675
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:509: Offset: 134, NextOffset: 365
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:509: Offset: 130, NextOffset: 355
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 599, NextOffset: 685
-    testutil.go:509: Offset: 402, NextOffset: 488
+    testutil.go:509: Offset: 552, NextOffset: 589
+    testutil.go:509: Offset: 355, NextOffset: 392
+    testutil.go:509: Offset: 589, NextOffset: 675
+    testutil.go:509: Offset: 392, NextOffset: 478
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 132]
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
@@ -113223,8 +114398,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 134]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -113248,64 +114421,73 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 127]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 355
-    testutil.go:509: Offset: 243, NextOffset: 552
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 208, NextOffset: 245
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 133, NextOffset: 365
+    testutil.go:509: Offset: 245, NextOffset: 558
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 355, NextOffset: 392
-    testutil.go:509: Offset: 552, NextOffset: 589
-    testutil.go:509: Offset: 392, NextOffset: 478
-    testutil.go:509: Offset: 589, NextOffset: 675
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 558, NextOffset: 595
+    testutil.go:509: Offset: 402, NextOffset: 488
+    testutil.go:509: Offset: 595, NextOffset: 681
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 552
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 127]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 130, NextOffset: 355
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 245, NextOffset: 558
+    testutil.go:509: Offset: 133, NextOffset: 365
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 552, NextOffset: 589
-    testutil.go:509: Offset: 355, NextOffset: 392
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 589, NextOffset: 675
-    testutil.go:509: Offset: 392, NextOffset: 478
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 135]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 558, NextOffset: 595
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [1] at 135 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 595, NextOffset: 681
+    testutil.go:509: Offset: 402, NextOffset: 488
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 127]
     testutil.go:2330: got gzip streams:
@@ -113323,6 +114505,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 129]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -113339,61 +114523,58 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 133, NextOffset: 365
-    testutil.go:509: Offset: 245, NextOffset: 558
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 365, NextOffset: 402
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 129]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 558, NextOffset: 595
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 402, NextOffset: 488
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 595, NextOffset: 681
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 207, NextOffset: 244
+    testutil.go:509: Offset: 132, NextOffset: 363
+    testutil.go:509: Offset: 244, NextOffset: 557
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 400, NextOffset: 486
+    testutil.go:509: Offset: 594, NextOffset: 680
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 245, NextOffset: 558
-    testutil.go:509: Offset: 133, NextOffset: 365
+    testutil.go:509: Offset: 207, NextOffset: 244
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 244, NextOffset: 557
+    testutil.go:509: Offset: 132, NextOffset: 363
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 558, NextOffset: 595
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 595, NextOffset: 681
-    testutil.go:509: Offset: 402, NextOffset: 488
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 594, NextOffset: 680
+    testutil.go:509: Offset: 400, NextOffset: 486
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 133]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 133 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 129]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -113418,8 +114599,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 135]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -113428,59 +114607,58 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 207, NextOffset: 244
-    testutil.go:509: Offset: 132, NextOffset: 363
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 129]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 244, NextOffset: 557
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 134, NextOffset: 365
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 247, NextOffset: 562
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 400, NextOffset: 486
-    testutil.go:509: Offset: 594, NextOffset: 680
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 402, NextOffset: 488
+    testutil.go:509: Offset: 599, NextOffset: 685
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:509: Offset: 134, NextOffset: 365
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 594, NextOffset: 680
-    testutil.go:509: Offset: 400, NextOffset: 486
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 207, NextOffset: 244
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 244, NextOffset: 557
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 132, NextOffset: 363
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 599, NextOffset: 685
+    testutil.go:509: Offset: 402, NextOffset: 488
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 135]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 135 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
@@ -113500,7 +114678,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 105]
     testutil.go:2330: got gzip streams:
@@ -113510,6 +114688,13 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":355,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 112]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -113517,7 +114702,35 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 93, NextOffset: 130
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 355
+    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 355, NextOffset: 392
+    testutil.go:509: Offset: 552, NextOffset: 589
+    testutil.go:509: Offset: 392, NextOffset: 478
+    testutil.go:509: Offset: 589, NextOffset: 675
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:509: Offset: 130, NextOffset: 355
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 552, NextOffset: 589
+    testutil.go:509: Offset: 355, NextOffset: 392
+    testutil.go:509: Offset: 589, NextOffset: 675
+    testutil.go:509: Offset: 392, NextOffset: 478
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 105]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -113526,50 +114739,16 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 134, NextOffset: 365
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 402, NextOffset: 488
-    testutil.go:509: Offset: 599, NextOffset: 685
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:509: Offset: 134, NextOffset: 365
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 111]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 365, NextOffset: 402
-    testutil.go:509: Offset: 599, NextOffset: 685
-    testutil.go:509: Offset: 402, NextOffset: 488
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 111 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 104]
     testutil.go:2330: got gzip streams:
@@ -113594,54 +114773,50 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":96,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":357,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":394,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":558,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":595,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 558, NextOffset: 595
+    testutil.go:509: Offset: 402, NextOffset: 488
+    testutil.go:509: Offset: 595, NextOffset: 681
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 357
-    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 133, NextOffset: 365
+    testutil.go:509: Offset: 245, NextOffset: 558
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 245, NextOffset: 558
+    testutil.go:509: Offset: 133, NextOffset: 365
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 357, NextOffset: 394
-    testutil.go:509: Offset: 552, NextOffset: 589
-    testutil.go:509: Offset: 394, NextOffset: 480
-    testutil.go:509: Offset: 589, NextOffset: 675
+    testutil.go:509: Offset: 558, NextOffset: 595
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 595, NextOffset: 681
+    testutil.go:509: Offset: 402, NextOffset: 488
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 114]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 114 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 243, NextOffset: 552
-    testutil.go:509: Offset: 130, NextOffset: 357
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 552, NextOffset: 589
-    testutil.go:509: Offset: 357, NextOffset: 394
-    testutil.go:509: Offset: 589, NextOffset: 675
-    testutil.go:509: Offset: 394, NextOffset: 480
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 107]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -113666,7 +114841,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 113]
     testutil.go:2330: got gzip streams:
@@ -113676,16 +114851,16 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":209,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":560,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":597,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":207,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 207, NextOffset: 244
     testutil.go:509: Offset: 132, NextOffset: 363
-    testutil.go:509: Offset: 246, NextOffset: 560
+    testutil.go:509: Offset: 244, NextOffset: 557
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -113693,38 +114868,35 @@
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 106]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 557, NextOffset: 594
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 106 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 560, NextOffset: 597
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 400, NextOffset: 486
-    testutil.go:509: Offset: 597, NextOffset: 683
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 106 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 560
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 132, NextOffset: 363
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 594, NextOffset: 680
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 560, NextOffset: 597
+    testutil.go:509: Offset: 557, NextOffset: 594
     testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 597, NextOffset: 683
+    testutil.go:509: Offset: 594, NextOffset: 680
     testutil.go:509: Offset: 400, NextOffset: 486
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 207, NextOffset: 244
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 244, NextOffset: 557
+    testutil.go:509: Offset: 132, NextOffset: 363
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 113]
     testutil.go:2330: got gzip streams:
@@ -113742,8 +114914,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 110]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -113752,6 +114922,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 103]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -113760,6 +114932,24 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":365,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 134, NextOffset: 365
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 402, NextOffset: 488
+    testutil.go:509: Offset: 599, NextOffset: 685
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 114]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -113767,56 +114957,34 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":360,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":397,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 132, NextOffset: 360
-    testutil.go:509: Offset: 245, NextOffset: 557
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 97, NextOffset: 134
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 247, NextOffset: 562
+    testutil.go:509: Offset: 134, NextOffset: 365
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 397, NextOffset: 483
-    testutil.go:509: Offset: 594, NextOffset: 680
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 365, NextOffset: 402
+    testutil.go:509: Offset: 599, NextOffset: 685
+    testutil.go:509: Offset: 402, NextOffset: 488
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 108]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 108 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 95, NextOffset: 132
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 245, NextOffset: 557
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 132, NextOffset: 360
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 557, NextOffset: 594
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 594, NextOffset: 680
-    testutil.go:509: Offset: 397, NextOffset: 483
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 114]
     testutil.go:2330: got gzip streams:
@@ -113826,8 +114994,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 108]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -113852,41 +115018,56 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":93,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":357,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":394,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":206,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":552,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":589,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 357
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 118]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 243, NextOffset: 552
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 118 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":366,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 134, NextOffset: 366
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 366, NextOffset: 403
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 403, NextOffset: 489
-    testutil.go:509: Offset: 599, NextOffset: 685
+    testutil.go:509: Offset: 357, NextOffset: 394
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 552, NextOffset: 589
+    testutil.go:509: Offset: 394, NextOffset: 480
+    testutil.go:509: Offset: 589, NextOffset: 675
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 552
+    testutil.go:509: Offset: 130, NextOffset: 357
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 562, NextOffset: 599
-    testutil.go:509: Offset: 366, NextOffset: 403
-    testutil.go:509: Offset: 599, NextOffset: 685
+    testutil.go:509: Offset: 552, NextOffset: 589
+    testutil.go:509: Offset: 357, NextOffset: 394
+    testutil.go:509: Offset: 589, NextOffset: 675
+    testutil.go:509: Offset: 394, NextOffset: 480
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 110]
     testutil.go:2330: got gzip streams:
@@ -113894,20 +115075,8 @@
     testutil.go:2349:   [1] at 110 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 403, NextOffset: 489
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 97, NextOffset: 134
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 247, NextOffset: 562
-    testutil.go:509: Offset: 134, NextOffset: 366
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 118]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -113924,8 +115093,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 117]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -113934,61 +115101,64 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 109]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":363,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":400,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":209,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":560,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":597,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 132, NextOffset: 363
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 246, NextOffset: 560
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 363, NextOffset: 400
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 560, NextOffset: 597
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 400, NextOffset: 486
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 597, NextOffset: 683
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 115, NextOffset: 299
-    testutil.go:509: Offset: 210, NextOffset: 468
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 120]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 299, NextOffset: 332
+    testutil.go:509: Offset: 560, NextOffset: 597
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 597, NextOffset: 683
+    testutil.go:509: Offset: 400, NextOffset: 486
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 560
+    testutil.go:509: Offset: 132, NextOffset: 363
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 120]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 120 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 468, NextOffset: 501
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 332, NextOffset: 408
-    testutil.go:509: Offset: 501, NextOffset: 577
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 468, NextOffset: 501
-    testutil.go:509: Offset: 299, NextOffset: 332
-    testutil.go:509: Offset: 501, NextOffset: 577
-    testutil.go:509: Offset: 332, NextOffset: 408
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 210, NextOffset: 468
-    testutil.go:509: Offset: 115, NextOffset: 299
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 112]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -114005,6 +115175,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 112]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -114021,48 +115193,49 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 111]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":95,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":360,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":397,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":208,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":557,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":594,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 119, NextOffset: 308
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 214, NextOffset: 476
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 132, NextOffset: 360
+    testutil.go:509: Offset: 245, NextOffset: 557
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 308, NextOffset: 341
-    testutil.go:509: Offset: 476, NextOffset: 509
-    testutil.go:509: Offset: 341, NextOffset: 417
-    testutil.go:509: Offset: 509, NextOffset: 585
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 397, NextOffset: 483
+    testutil.go:509: Offset: 594, NextOffset: 680
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 214, NextOffset: 476
-    testutil.go:509: Offset: 119, NextOffset: 308
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 245, NextOffset: 557
+    testutil.go:509: Offset: 132, NextOffset: 360
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 476, NextOffset: 509
-    testutil.go:509: Offset: 308, NextOffset: 341
-    testutil.go:509: Offset: 509, NextOffset: 585
-    testutil.go:509: Offset: 341, NextOffset: 417
+    testutil.go:509: Offset: 557, NextOffset: 594
+    testutil.go:509: Offset: 360, NextOffset: 397
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 111]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 594, NextOffset: 680
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 397, NextOffset: 483
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 119]
     testutil.go:2330: got gzip streams:
@@ -114071,8 +115244,9 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 111]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -114104,52 +115278,57 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":97,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":366,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":210,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":562,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":599,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 108]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 116, NextOffset: 301
-    testutil.go:509: Offset: 211, NextOffset: 471
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 134, NextOffset: 366
+    testutil.go:509: Offset: 247, NextOffset: 562
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 301, NextOffset: 334
-    testutil.go:509: Offset: 471, NextOffset: 504
-    testutil.go:509: Offset: 334, NextOffset: 410
-    testutil.go:509: Offset: 504, NextOffset: 580
+    testutil.go:509: Offset: 366, NextOffset: 403
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 403, NextOffset: 489
+    testutil.go:509: Offset: 599, NextOffset: 685
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 108]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 211, NextOffset: 471
-    testutil.go:509: Offset: 116, NextOffset: 301
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 247, NextOffset: 562
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 134, NextOffset: 366
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 471, NextOffset: 504
-    testutil.go:509: Offset: 301, NextOffset: 334
-    testutil.go:509: Offset: 504, NextOffset: 580
+    testutil.go:509: Offset: 562, NextOffset: 599
+    testutil.go:509: Offset: 366, NextOffset: 403
+    testutil.go:509: Offset: 599, NextOffset: 685
+    testutil.go:509: Offset: 403, NextOffset: 489
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 121]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 334, NextOffset: 410
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 121 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
@@ -114157,8 +115336,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 112]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -114175,16 +115352,56 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 115, NextOffset: 299
+    testutil.go:509: Offset: 210, NextOffset: 468
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 299, NextOffset: 332
+    testutil.go:509: Offset: 468, NextOffset: 501
+    testutil.go:509: Offset: 332, NextOffset: 408
+    testutil.go:509: Offset: 501, NextOffset: 577
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 468, NextOffset: 501
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 112]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 299, NextOffset: 332
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 112 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 501, NextOffset: 577
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 332, NextOffset: 408
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 210, NextOffset: 468
+    testutil.go:509: Offset: 115, NextOffset: 299
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 120]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -114201,50 +115418,15 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 307, NextOffset: 340
-    testutil.go:509: Offset: 479, NextOffset: 512
-    testutil.go:509: Offset: 340, NextOffset: 416
-    testutil.go:509: Offset: 512, NextOffset: 588
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 362]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 362 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 182, NextOffset: 215
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 120, NextOffset: 307
-    testutil.go:509: Offset: 215, NextOffset: 479
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 215, NextOffset: 479
-    testutil.go:509: Offset: 120, NextOffset: 307
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 479, NextOffset: 512
-    testutil.go:509: Offset: 307, NextOffset: 340
-    testutil.go:509: Offset: 512, NextOffset: 588
-    testutil.go:509: Offset: 340, NextOffset: 416
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 221]
     testutil.go:2330: got gzip streams:
@@ -114254,17 +115436,61 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 119, NextOffset: 308
+    testutil.go:509: Offset: 214, NextOffset: 476
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 362]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 308, NextOffset: 341
+    testutil.go:509: Offset: 476, NextOffset: 509
+    testutil.go:509: Offset: 341, NextOffset: 417
+    testutil.go:509: Offset: 509, NextOffset: 585
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [1] at 362 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 476, NextOffset: 509
+    testutil.go:509: Offset: 308, NextOffset: 341
+    testutil.go:509: Offset: 509, NextOffset: 585
+    testutil.go:509: Offset: 341, NextOffset: 417
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 214
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 86, NextOffset: 119
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 214, NextOffset: 476
+    testutil.go:509: Offset: 119, NextOffset: 308
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 221]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -114289,57 +115515,16 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 115
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 364]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 177, NextOffset: 210
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 115, NextOffset: 299
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
     testutil.go:2349:   [1] at 364 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 210, NextOffset: 468
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 299, NextOffset: 332
-    testutil.go:509: Offset: 468, NextOffset: 501
-    testutil.go:509: Offset: 332, NextOffset: 408
-    testutil.go:509: Offset: 501, NextOffset: 577
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 468, NextOffset: 501
-    testutil.go:509: Offset: 299, NextOffset: 332
-    testutil.go:509: Offset: 501, NextOffset: 577
-    testutil.go:509: Offset: 332, NextOffset: 408
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 210, NextOffset: 468
-    testutil.go:509: Offset: 115, NextOffset: 299
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 224]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -114347,8 +115532,18 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 116, NextOffset: 301
+    testutil.go:509: Offset: 211, NextOffset: 471
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 364]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -114356,7 +115551,31 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 301, NextOffset: 334
+    testutil.go:509: Offset: 471, NextOffset: 504
+    testutil.go:509: Offset: 334, NextOffset: 410
+    testutil.go:509: Offset: 504, NextOffset: 580
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 211, NextOffset: 471
+    testutil.go:509: Offset: 116, NextOffset: 301
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 471, NextOffset: 504
+    testutil.go:509: Offset: 301, NextOffset: 334
+    testutil.go:509: Offset: 504, NextOffset: 580
+    testutil.go:509: Offset: 334, NextOffset: 410
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 224]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -114365,6 +115584,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 367]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -114373,7 +115594,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 226]
     testutil.go:2330: got gzip streams:
@@ -114383,53 +115604,14 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 119, NextOffset: 308
-    testutil.go:509: Offset: 214, NextOffset: 476
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 308, NextOffset: 341
-    testutil.go:509: Offset: 476, NextOffset: 509
-    testutil.go:509: Offset: 341, NextOffset: 417
-    testutil.go:509: Offset: 509, NextOffset: 585
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 363]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 476, NextOffset: 509
-    testutil.go:509: Offset: 308, NextOffset: 341
-    testutil.go:509: Offset: 509, NextOffset: 585
-    testutil.go:509: Offset: 341, NextOffset: 417
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 363 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 181, NextOffset: 214
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 214, NextOffset: 476
-    testutil.go:509: Offset: 119, NextOffset: 308
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 223]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -114446,15 +115628,51 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 120, NextOffset: 307
+    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 307, NextOffset: 340
+    testutil.go:509: Offset: 479, NextOffset: 512
+    testutil.go:509: Offset: 340, NextOffset: 416
+    testutil.go:509: Offset: 512, NextOffset: 588
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:509: Offset: 120, NextOffset: 307
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 479, NextOffset: 512
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 223]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 223 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 307, NextOffset: 340
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 512, NextOffset: 588
+    testutil.go:509: Offset: 340, NextOffset: 416
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 364]
     testutil.go:2330: got gzip streams:
@@ -114472,38 +115690,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 116, NextOffset: 301
-    testutil.go:509: Offset: 211, NextOffset: 471
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 301, NextOffset: 334
-    testutil.go:509: Offset: 471, NextOffset: 504
-    testutil.go:509: Offset: 334, NextOffset: 410
-    testutil.go:509: Offset: 504, NextOffset: 580
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 211, NextOffset: 471
-    testutil.go:509: Offset: 116, NextOffset: 301
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 471, NextOffset: 504
-    testutil.go:509: Offset: 301, NextOffset: 334
-    testutil.go:509: Offset: 504, NextOffset: 580
-    testutil.go:509: Offset: 334, NextOffset: 410
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 364]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -114511,10 +115697,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 224]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -114523,22 +115706,67 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 364]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":332,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":468,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [1] at 364 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 115, NextOffset: 299
+    testutil.go:509: Offset: 210, NextOffset: 468
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 224]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 299, NextOffset: 332
+    testutil.go:509: Offset: 468, NextOffset: 501
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 332, NextOffset: 408
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [1] at 224 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 501, NextOffset: 577
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 82, NextOffset: 115
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 210, NextOffset: 468
+    testutil.go:509: Offset: 115, NextOffset: 299
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 468, NextOffset: 501
+    testutil.go:509: Offset: 299, NextOffset: 332
+    testutil.go:509: Offset: 501, NextOffset: 577
+    testutil.go:509: Offset: 332, NextOffset: 408
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 367]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2148
@@ -114547,52 +115775,15 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 226]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 226 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 87, NextOffset: 120
-=== NAME  TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 120, NextOffset: 307
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 215, NextOffset: 479
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 307, NextOffset: 340
-    testutil.go:509: Offset: 479, NextOffset: 512
-    testutil.go:509: Offset: 340, NextOffset: 416
-    testutil.go:509: Offset: 512, NextOffset: 588
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 215, NextOffset: 479
-    testutil.go:509: Offset: 120, NextOffset: 307
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 479, NextOffset: 512
-    testutil.go:509: Offset: 307, NextOffset: 340
-    testutil.go:509: Offset: 512, NextOffset: 588
-    testutil.go:509: Offset: 340, NextOffset: 416
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886]
     testutil.go:2330: got gzip streams:
@@ -114613,7 +115804,38 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":308,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":341,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":476,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 119, NextOffset: 308
+    testutil.go:509: Offset: 214, NextOffset: 476
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 308, NextOffset: 341
+    testutil.go:509: Offset: 476, NextOffset: 509
+    testutil.go:509: Offset: 341, NextOffset: 417
+    testutil.go:509: Offset: 509, NextOffset: 585
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 214, NextOffset: 476
+    testutil.go:509: Offset: 119, NextOffset: 308
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 476, NextOffset: 509
+    testutil.go:509: Offset: 308, NextOffset: 341
+    testutil.go:509: Offset: 509, NextOffset: 585
+    testutil.go:509: Offset: 341, NextOffset: 417
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762]
     testutil.go:2330: got gzip streams:
@@ -114634,6 +115856,8 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -114653,40 +115877,38 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":304,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":176,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":471,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 114, NextOffset: 304
-    testutil.go:509: Offset: 209, NextOffset: 466
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 116, NextOffset: 301
+    testutil.go:509: Offset: 211, NextOffset: 471
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 304, NextOffset: 337
-    testutil.go:509: Offset: 466, NextOffset: 499
-    testutil.go:509: Offset: 337, NextOffset: 413
-    testutil.go:509: Offset: 499, NextOffset: 575
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 301, NextOffset: 334
+    testutil.go:509: Offset: 471, NextOffset: 504
+    testutil.go:509: Offset: 334, NextOffset: 410
+    testutil.go:509: Offset: 504, NextOffset: 580
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 209, NextOffset: 466
-    testutil.go:509: Offset: 114, NextOffset: 304
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 211, NextOffset: 471
+    testutil.go:509: Offset: 116, NextOffset: 301
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 466, NextOffset: 499
-    testutil.go:509: Offset: 304, NextOffset: 337
-    testutil.go:509: Offset: 499, NextOffset: 575
-    testutil.go:509: Offset: 337, NextOffset: 413
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 471, NextOffset: 504
+    testutil.go:509: Offset: 301, NextOffset: 334
+    testutil.go:509: Offset: 504, NextOffset: 580
+    testutil.go:509: Offset: 334, NextOffset: 410
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762]
     testutil.go:2330: got gzip streams:
@@ -114706,6 +115928,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886]
     testutil.go:2330: got gzip streams:
@@ -114726,7 +115949,20 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":307,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":479,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 120, NextOffset: 307
+    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 307, NextOffset: 340
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762]
     testutil.go:2330: got gzip streams:
@@ -114734,6 +115970,8 @@
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 1094 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 1131 in stargz, uncompressed length 4
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [4] at 1168 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 1205 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 492
@@ -114746,39 +115984,27 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":180,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":474,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 118, NextOffset: 312
-    testutil.go:509: Offset: 213, NextOffset: 474
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 474, NextOffset: 507
-    testutil.go:509: Offset: 345, NextOffset: 421
-    testutil.go:509: Offset: 507, NextOffset: 583
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 479, NextOffset: 512
+    testutil.go:509: Offset: 340, NextOffset: 416
+    testutil.go:509: Offset: 512, NextOffset: 588
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 213, NextOffset: 474
-    testutil.go:509: Offset: 118, NextOffset: 312
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 215, NextOffset: 479
+    testutil.go:509: Offset: 120, NextOffset: 307
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 474, NextOffset: 507
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 507, NextOffset: 583
-    testutil.go:509: Offset: 345, NextOffset: 421
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 479, NextOffset: 512
+    testutil.go:509: Offset: 307, NextOffset: 340
+    testutil.go:509: Offset: 512, NextOffset: 588
+    testutil.go:509: Offset: 340, NextOffset: 416
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886]
     testutil.go:2330: got gzip streams:
@@ -114799,7 +116025,7 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762]
     testutil.go:2330: got gzip streams:
@@ -114820,41 +116046,8 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":306,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":339,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":469,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 115, NextOffset: 306
-    testutil.go:509: Offset: 210, NextOffset: 469
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 306, NextOffset: 339
-    testutil.go:509: Offset: 469, NextOffset: 502
-    testutil.go:509: Offset: 339, NextOffset: 415
-    testutil.go:509: Offset: 502, NextOffset: 578
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 210
-    testutil.go:509: Offset: 82, NextOffset: 115
-    testutil.go:509: Offset: 210, NextOffset: 469
-    testutil.go:509: Offset: 115, NextOffset: 306
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886]
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 469, NextOffset: 502
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 1094 in stargz, uncompressed length 4
@@ -114869,15 +116062,45 @@
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":1094,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":1131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":304,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":176,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 176, NextOffset: 209
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 114, NextOffset: 304
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 306, NextOffset: 339
-    testutil.go:509: Offset: 502, NextOffset: 578
-    testutil.go:509: Offset: 339, NextOffset: 415
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 466
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 304, NextOffset: 337
+    testutil.go:509: Offset: 466, NextOffset: 499
+    testutil.go:509: Offset: 337, NextOffset: 413
+    testutil.go:509: Offset: 499, NextOffset: 575
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 209, NextOffset: 466
+    testutil.go:509: Offset: 114, NextOffset: 304
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 466, NextOffset: 499
+    testutil.go:509: Offset: 304, NextOffset: 337
+    testutil.go:509: Offset: 499, NextOffset: 575
+    testutil.go:509: Offset: 337, NextOffset: 413
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762]
     testutil.go:2330: got gzip streams:
@@ -114898,42 +116121,18 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 1094 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 1131 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":477,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [4] at 1168 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 119, NextOffset: 312
-    testutil.go:509: Offset: 214, NextOffset: 477
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [5] at 1205 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 1616
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 477, NextOffset: 510
-    testutil.go:509: Offset: 345, NextOffset: 421
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [7] at 2886 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 510, NextOffset: 586
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":1057,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -114942,26 +116141,38 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":180,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":474,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 86, NextOffset: 119
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 214, NextOffset: 477
-    testutil.go:509: Offset: 119, NextOffset: 312
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 118, NextOffset: 312
+    testutil.go:509: Offset: 213, NextOffset: 474
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 477, NextOffset: 510
     testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 510, NextOffset: 586
+    testutil.go:509: Offset: 474, NextOffset: 507
+    testutil.go:509: Offset: 345, NextOffset: 421
+    testutil.go:509: Offset: 507, NextOffset: 583
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 213, NextOffset: 474
+    testutil.go:509: Offset: 118, NextOffset: 312
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 474, NextOffset: 507
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 507, NextOffset: 583
     testutil.go:509: Offset: 345, NextOffset: 421
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762]
     testutil.go:2330: got gzip streams:
@@ -114981,6 +116192,8 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886]
     testutil.go:2330: got gzip streams:
@@ -115001,33 +116214,9 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 116, NextOffset: 312
-    testutil.go:509: Offset: 215, NextOffset: 482
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 345, NextOffset: 421
-    testutil.go:509: Offset: 515, NextOffset: 591
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 215, NextOffset: 482
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 4
@@ -115036,10 +116225,6 @@
     testutil.go:2349:   [4] at 1168 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 1205 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 492
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 116, NextOffset: 312
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [7] at 1762 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
@@ -115049,20 +116234,44 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":115,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":306,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":339,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":210,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":469,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 115, NextOffset: 306
+    testutil.go:509: Offset: 210, NextOffset: 469
+    testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 482, NextOffset: 515
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 515, NextOffset: 591
-    testutil.go:509: Offset: 345, NextOffset: 421
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 306, NextOffset: 339
+    testutil.go:509: Offset: 469, NextOffset: 502
+    testutil.go:509: Offset: 339, NextOffset: 415
+    testutil.go:509: Offset: 502, NextOffset: 578
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 210
+    testutil.go:509: Offset: 82, NextOffset: 115
+    testutil.go:509: Offset: 210, NextOffset: 469
+    testutil.go:509: Offset: 115, NextOffset: 306
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 469, NextOffset: 502
+    testutil.go:509: Offset: 306, NextOffset: 339
+    testutil.go:509: Offset: 502, NextOffset: 578
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 339, NextOffset: 415
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 1094 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 1131 in stargz, uncompressed length 4
@@ -115071,6 +116280,8 @@
     testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 1616
     testutil.go:2349:   [7] at 2886 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":1057,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":1094,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
@@ -115079,11 +116290,11 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 1094 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 1131 in stargz, uncompressed length 4
@@ -115100,39 +116311,6 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 119, NextOffset: 319
-    testutil.go:509: Offset: 217, NextOffset: 488
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 488, NextOffset: 521
-    testutil.go:509: Offset: 352, NextOffset: 428
-    testutil.go:509: Offset: 521, NextOffset: 597
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 217, NextOffset: 488
-    testutil.go:509: Offset: 119, NextOffset: 319
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 488, NextOffset: 521
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 521, NextOffset: 597
-    testutil.go:509: Offset: 352, NextOffset: 428
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -115152,7 +116330,37 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":477,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 119, NextOffset: 312
+    testutil.go:509: Offset: 214, NextOffset: 477
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 477, NextOffset: 510
+    testutil.go:509: Offset: 345, NextOffset: 421
+    testutil.go:509: Offset: 510, NextOffset: 586
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 214, NextOffset: 477
+    testutil.go:509: Offset: 119, NextOffset: 312
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 477, NextOffset: 510
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 510, NextOffset: 586
+    testutil.go:509: Offset: 345, NextOffset: 421
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762]
     testutil.go:2330: got gzip streams:
@@ -115163,6 +116371,8 @@
     testutil.go:2349:   [4] at 1168 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 1205 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 492
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [7] at 1762 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
@@ -115173,22 +116383,7 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 116, NextOffset: 313
-    testutil.go:509: Offset: 214, NextOffset: 483
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 313, NextOffset: 346
-    testutil.go:509: Offset: 483, NextOffset: 516
-    testutil.go:509: Offset: 346, NextOffset: 422
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886]
     testutil.go:2330: got gzip streams:
@@ -115201,39 +116396,14 @@
     testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 1616
     testutil.go:2349:   [7] at 2886 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 516, NextOffset: 592
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 83, NextOffset: 116
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 214, NextOffset: 483
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":1057,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":1094,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":1131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 116, NextOffset: 313
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 483, NextOffset: 516
-    testutil.go:509: Offset: 313, NextOffset: 346
-    testutil.go:509: Offset: 516, NextOffset: 592
-    testutil.go:509: Offset: 346, NextOffset: 422
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -115252,13 +116422,40 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 116, NextOffset: 312
+    testutil.go:509: Offset: 215, NextOffset: 482
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 345, NextOffset: 421
+    testutil.go:509: Offset: 515, NextOffset: 591
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 215, NextOffset: 482
+    testutil.go:509: Offset: 116, NextOffset: 312
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 515, NextOffset: 591
+    testutil.go:509: Offset: 345, NextOffset: 421
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886]
     testutil.go:2330: got gzip streams:
@@ -115271,51 +116468,14 @@
     testutil.go:2349:   [6] at 1242 in stargz, uncompressed length 1616
     testutil.go:2349:   [7] at 2886 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 120, NextOffset: 319
-    testutil.go:509: Offset: 218, NextOffset: 491
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":1057,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":1094,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":1131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 491, NextOffset: 524
-    testutil.go:509: Offset: 352, NextOffset: 428
-    testutil.go:509: Offset: 524, NextOffset: 600
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 218, NextOffset: 491
-    testutil.go:509: Offset: 120, NextOffset: 319
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 491, NextOffset: 524
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 524, NextOffset: 600
-    testutil.go:509: Offset: 352, NextOffset: 428
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -115335,7 +116495,14 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 2886]
     testutil.go:2330: got gzip streams:
@@ -115354,41 +116521,37 @@
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":1131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":1168,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 119, NextOffset: 319
+    testutil.go:509: Offset: 217, NextOffset: 488
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 345, NextOffset: 421
-    testutil.go:509: Offset: 515, NextOffset: 591
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 116, NextOffset: 312
-    testutil.go:509: Offset: 215, NextOffset: 482
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 488, NextOffset: 521
+    testutil.go:509: Offset: 352, NextOffset: 428
+    testutil.go:509: Offset: 521, NextOffset: 597
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 215, NextOffset: 482
-    testutil.go:509: Offset: 116, NextOffset: 312
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 217, NextOffset: 488
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 119, NextOffset: 319
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 312, NextOffset: 345
-    testutil.go:509: Offset: 515, NextOffset: 591
-    testutil.go:509: Offset: 345, NextOffset: 421
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 488, NextOffset: 521
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 521, NextOffset: 597
+    testutil.go:509: Offset: 352, NextOffset: 428
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 1094 1131 1168 1205 1242 1762]
     testutil.go:2330: got gzip streams:
@@ -115409,7 +116572,7 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":1205,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":1242,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 136 173 210 247 284 321 366]
     testutil.go:2330: got gzip streams:
@@ -115429,38 +116592,41 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 119, NextOffset: 319
-    testutil.go:509: Offset: 217, NextOffset: 488
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 116, NextOffset: 313
+    testutil.go:509: Offset: 214, NextOffset: 483
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 488, NextOffset: 521
-    testutil.go:509: Offset: 352, NextOffset: 428
-    testutil.go:509: Offset: 521, NextOffset: 597
+    testutil.go:509: Offset: 313, NextOffset: 346
+    testutil.go:509: Offset: 483, NextOffset: 516
+    testutil.go:509: Offset: 346, NextOffset: 422
+    testutil.go:509: Offset: 516, NextOffset: 592
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 217, NextOffset: 488
-    testutil.go:509: Offset: 119, NextOffset: 319
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 214, NextOffset: 483
+    testutil.go:509: Offset: 116, NextOffset: 313
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 488, NextOffset: 521
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 521, NextOffset: 597
-    testutil.go:509: Offset: 352, NextOffset: 428
+    testutil.go:509: Offset: 483, NextOffset: 516
+    testutil.go:509: Offset: 313, NextOffset: 346
+    testutil.go:509: Offset: 516, NextOffset: 592
+    testutil.go:509: Offset: 346, NextOffset: 422
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 136 173 210 247 284 321 364]
     testutil.go:2330: got gzip streams:
@@ -115470,8 +116636,6 @@
     testutil.go:2349:   [3] at 210 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 247 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 284 in stargz, uncompressed length 4
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [6] at 321 in stargz, uncompressed length 492
     testutil.go:2349:   [7] at 364 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
@@ -115483,14 +116647,28 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 136 173 210 247 284 321 366]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 120
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [1] at 136 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 185, NextOffset: 218
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [2] at 173 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 210 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 120, NextOffset: 319
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [4] at 247 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 284 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 321 in stargz, uncompressed length 1616
@@ -115503,8 +116681,34 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 218, NextOffset: 491
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 491, NextOffset: 524
+    testutil.go:509: Offset: 352, NextOffset: 428
+    testutil.go:509: Offset: 524, NextOffset: 600
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 218, NextOffset: 491
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 120, NextOffset: 319
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 491, NextOffset: 524
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 524, NextOffset: 600
+    testutil.go:509: Offset: 352, NextOffset: 428
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 136 173 210 247 284 321 364]
     testutil.go:2330: got gzip streams:
@@ -115524,42 +116728,43 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":312,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 116, NextOffset: 313
-    testutil.go:509: Offset: 214, NextOffset: 483
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 116, NextOffset: 312
+    testutil.go:509: Offset: 215, NextOffset: 482
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 313, NextOffset: 346
-    testutil.go:509: Offset: 483, NextOffset: 516
-    testutil.go:509: Offset: 346, NextOffset: 422
-    testutil.go:509: Offset: 516, NextOffset: 592
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 312, NextOffset: 345
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 345, NextOffset: 421
+    testutil.go:509: Offset: 515, NextOffset: 591
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 214, NextOffset: 483
-    testutil.go:509: Offset: 116, NextOffset: 313
+    testutil.go:509: Offset: 215, NextOffset: 482
+    testutil.go:509: Offset: 116, NextOffset: 312
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 483, NextOffset: 516
-    testutil.go:509: Offset: 313, NextOffset: 346
-    testutil.go:509: Offset: 516, NextOffset: 592
-    testutil.go:509: Offset: 346, NextOffset: 422
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 312, NextOffset: 345
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 135 172 209 246 283 320 365]
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 515, NextOffset: 591
+    testutil.go:509: Offset: 345, NextOffset: 421
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 135 in stargz, uncompressed length 4
@@ -115567,6 +116772,8 @@
     testutil.go:2349:   [3] at 209 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 246 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 283 in stargz, uncompressed length 4
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [6] at 320 in stargz, uncompressed length 1616
     testutil.go:2349:   [7] at 365 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
@@ -115577,8 +116784,9 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 135 172 209 246 283 320 363]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -115597,41 +116805,40 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":488,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 119, NextOffset: 319
+    testutil.go:509: Offset: 217, NextOffset: 488
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 491, NextOffset: 524
+    testutil.go:509: Offset: 488, NextOffset: 521
     testutil.go:509: Offset: 352, NextOffset: 428
-    testutil.go:509: Offset: 524, NextOffset: 600
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 120, NextOffset: 319
-    testutil.go:509: Offset: 218, NextOffset: 491
+    testutil.go:509: Offset: 521, NextOffset: 597
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 218, NextOffset: 491
-    testutil.go:509: Offset: 120, NextOffset: 319
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 217, NextOffset: 488
+    testutil.go:509: Offset: 119, NextOffset: 319
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 491, NextOffset: 524
+    testutil.go:509: Offset: 488, NextOffset: 521
     testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 524, NextOffset: 600
+    testutil.go:509: Offset: 521, NextOffset: 597
     testutil.go:509: Offset: 352, NextOffset: 428
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 139 176 213 250 287 324 369]
     testutil.go:2330: got gzip streams:
@@ -115670,42 +116877,41 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 116
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 116, NextOffset: 319
-    testutil.go:509: Offset: 215, NextOffset: 481
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 116, NextOffset: 313
+    testutil.go:509: Offset: 214, NextOffset: 483
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 481, NextOffset: 514
-    testutil.go:509: Offset: 352, NextOffset: 428
-    testutil.go:509: Offset: 514, NextOffset: 590
+    testutil.go:509: Offset: 313, NextOffset: 346
+    testutil.go:509: Offset: 483, NextOffset: 516
+    testutil.go:509: Offset: 346, NextOffset: 422
+    testutil.go:509: Offset: 516, NextOffset: 592
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 214, NextOffset: 483
+    testutil.go:509: Offset: 116, NextOffset: 313
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 481, NextOffset: 514
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 514, NextOffset: 590
-    testutil.go:509: Offset: 352, NextOffset: 428
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 215, NextOffset: 481
-    testutil.go:509: Offset: 116, NextOffset: 319
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 483, NextOffset: 516
+    testutil.go:509: Offset: 313, NextOffset: 346
+    testutil.go:509: Offset: 516, NextOffset: 592
+    testutil.go:509: Offset: 346, NextOffset: 422
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 139 176 213 250 287 324 369]
     testutil.go:2330: got gzip streams:
@@ -115735,110 +116941,82 @@
     testutil.go:2349:   [4] at 250 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 287 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 324 in stargz, uncompressed length 492
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":324,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":487,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 119, NextOffset: 324
-    testutil.go:509: Offset: 217, NextOffset: 487
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 324, NextOffset: 357
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [7] at 367 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 357, NextOffset: 433
-    testutil.go:509: Offset: 520, NextOffset: 596
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 217
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":139,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 217, NextOffset: 487
-    testutil.go:509: Offset: 119, NextOffset: 324
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 520, NextOffset: 596
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":176,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 357, NextOffset: 433
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":491,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":524,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 120, NextOffset: 319
+    testutil.go:509: Offset: 218, NextOffset: 491
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 491, NextOffset: 524
+    testutil.go:509: Offset: 352, NextOffset: 428
+    testutil.go:509: Offset: 524, NextOffset: 600
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 138 175 212 249 286 323 368]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 491, NextOffset: 524
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 138 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 175 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 212 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 319, NextOffset: 352
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [4] at 249 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 524, NextOffset: 600
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [5] at 286 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 352, NextOffset: 428
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [6] at 323 in stargz, uncompressed length 1616
     testutil.go:2349:   [7] at 368 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":138,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 185, NextOffset: 218
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 218, NextOffset: 491
+    testutil.go:509: Offset: 120, NextOffset: 319
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":320,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 353, NextOffset: 429
-    testutil.go:509: Offset: 515, NextOffset: 591
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 116, NextOffset: 320
-    testutil.go:509: Offset: 214, NextOffset: 482
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 214, NextOffset: 482
-    testutil.go:509: Offset: 116, NextOffset: 320
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 515, NextOffset: 591
-    testutil.go:509: Offset: 353, NextOffset: 429
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 138 175 212 249 286 323 366]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -115857,15 +117035,50 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":319,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 182, NextOffset: 215
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 135 172 209 246 283 320 365]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 135 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 172 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 116, NextOffset: 319
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [3] at 209 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 215, NextOffset: 481
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 481, NextOffset: 514
+    testutil.go:509: Offset: 352, NextOffset: 428
+    testutil.go:509: Offset: 514, NextOffset: 590
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 481, NextOffset: 514
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 514, NextOffset: 590
+    testutil.go:509: Offset: 352, NextOffset: 428
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 215, NextOffset: 481
+    testutil.go:509: Offset: 116, NextOffset: 319
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [4] at 246 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 283 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 320 in stargz, uncompressed length 1616
@@ -115878,40 +117091,9 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":326,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":523,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 120, NextOffset: 326
-    testutil.go:509: Offset: 218, NextOffset: 490
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 326, NextOffset: 359
-    testutil.go:509: Offset: 490, NextOffset: 523
-    testutil.go:509: Offset: 359, NextOffset: 435
-    testutil.go:509: Offset: 523, NextOffset: 599
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 218, NextOffset: 490
-    testutil.go:509: Offset: 120, NextOffset: 326
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 490, NextOffset: 523
-    testutil.go:509: Offset: 326, NextOffset: 359
-    testutil.go:509: Offset: 523, NextOffset: 599
-    testutil.go:509: Offset: 359, NextOffset: 435
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 135 172 209 246 283 320 363]
     testutil.go:2330: got gzip streams:
@@ -115932,9 +117114,32 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":119,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":324,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":487,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 119, NextOffset: 324
+    testutil.go:509: Offset: 217, NextOffset: 487
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 487, NextOffset: 520
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 135 172 209 246 283 320 365]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 357, NextOffset: 433
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 520, NextOffset: 596
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [1] at 135 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 172 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 209 in stargz, uncompressed length 4
@@ -115945,45 +117150,37 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":135,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 132, NextOffset: 169
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 169, NextOffset: 647
-    testutil.go:509: Offset: 381, NextOffset: 941
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 647, NextOffset: 684
-    testutil.go:509: Offset: 941, NextOffset: 978
-    testutil.go:509: Offset: 684, NextOffset: 830
-    testutil.go:509: Offset: 978, NextOffset: 1124
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 520, NextOffset: 596
+    testutil.go:509: Offset: 357, NextOffset: 433
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 132, NextOffset: 169
-    testutil.go:509: Offset: 381, NextOffset: 941
-    testutil.go:509: Offset: 169, NextOffset: 647
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 941, NextOffset: 978
-    testutil.go:509: Offset: 647, NextOffset: 684
-    testutil.go:509: Offset: 978, NextOffset: 1124
-    testutil.go:509: Offset: 684, NextOffset: 830
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 217, NextOffset: 487
+    testutil.go:509: Offset: 119, NextOffset: 324
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 135 172 209 246 283 320 363]
     testutil.go:2330: got gzip streams:
@@ -116004,63 +117201,35 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":320,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":482,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 171, NextOffset: 653
-    testutil.go:509: Offset: 383, NextOffset: 945
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 116, NextOffset: 320
+    testutil.go:509: Offset: 214, NextOffset: 482
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 138 175 212 249 286 323 368]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [1] at 138 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 945, NextOffset: 982
-    testutil.go:509: Offset: 690, NextOffset: 836
-    testutil.go:509: Offset: 982, NextOffset: 1128
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 383, NextOffset: 945
-    testutil.go:509: Offset: 171, NextOffset: 653
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [2] at 175 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 212 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [4] at 249 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 286 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 945, NextOffset: 982
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [6] at 323 in stargz, uncompressed length 1616
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 982, NextOffset: 1128
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 320, NextOffset: 353
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [7] at 368 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 690, NextOffset: 836
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 482, NextOffset: 515
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
@@ -116070,9 +117239,27 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 353, NextOffset: 429
+    testutil.go:509: Offset: 515, NextOffset: 591
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 214, NextOffset: 482
+    testutil.go:509: Offset: 116, NextOffset: 320
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 515, NextOffset: 591
+    testutil.go:509: Offset: 353, NextOffset: 429
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 138 175 212 249 286 323 366]
     testutil.go:2330: got gzip streams:
@@ -116093,38 +117280,40 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":120,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":326,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":218,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":523,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 170, NextOffset: 651
-    testutil.go:509: Offset: 382, NextOffset: 944
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 120, NextOffset: 326
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 218, NextOffset: 490
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 651, NextOffset: 688
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 688, NextOffset: 834
-    testutil.go:509: Offset: 981, NextOffset: 1127
+    testutil.go:509: Offset: 326, NextOffset: 359
+    testutil.go:509: Offset: 490, NextOffset: 523
+    testutil.go:509: Offset: 359, NextOffset: 435
+    testutil.go:509: Offset: 523, NextOffset: 599
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 218, NextOffset: 490
+    testutil.go:509: Offset: 120, NextOffset: 326
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 651, NextOffset: 688
-    testutil.go:509: Offset: 981, NextOffset: 1127
-    testutil.go:509: Offset: 688, NextOffset: 834
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 382, NextOffset: 944
-    testutil.go:509: Offset: 170, NextOffset: 651
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 490, NextOffset: 523
+    testutil.go:509: Offset: 326, NextOffset: 359
+    testutil.go:509: Offset: 523, NextOffset: 599
+    testutil.go:509: Offset: 359, NextOffset: 435
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 138 175 212 249 286 323 368]
     testutil.go:2330: got gzip streams:
@@ -116145,8 +117334,6 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 138 175 212 249 286 323 366]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -116165,41 +117352,40 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 132, NextOffset: 169
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 169, NextOffset: 647
+    testutil.go:509: Offset: 381, NextOffset: 941
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 657, NextOffset: 694
-    testutil.go:509: Offset: 951, NextOffset: 988
-    testutil.go:509: Offset: 694, NextOffset: 840
-    testutil.go:509: Offset: 988, NextOffset: 1134
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 657
-    testutil.go:509: Offset: 384, NextOffset: 951
+    testutil.go:509: Offset: 647, NextOffset: 684
+    testutil.go:509: Offset: 941, NextOffset: 978
+    testutil.go:509: Offset: 684, NextOffset: 830
+    testutil.go:509: Offset: 978, NextOffset: 1124
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 951
-    testutil.go:509: Offset: 172, NextOffset: 657
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 132, NextOffset: 169
+    testutil.go:509: Offset: 381, NextOffset: 941
+    testutil.go:509: Offset: 169, NextOffset: 647
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 951, NextOffset: 988
-    testutil.go:509: Offset: 657, NextOffset: 694
-    testutil.go:509: Offset: 988, NextOffset: 1134
-    testutil.go:509: Offset: 694, NextOffset: 840
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 941, NextOffset: 978
+    testutil.go:509: Offset: 647, NextOffset: 684
+    testutil.go:509: Offset: 978, NextOffset: 1124
+    testutil.go:509: Offset: 684, NextOffset: 830
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 138 175 212 249 286 323 368]
     testutil.go:2330: got gzip streams:
@@ -116220,7 +117406,7 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 138 175 212 249 286 323 366]
     testutil.go:2330: got gzip streams:
@@ -116241,38 +117427,39 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 132, NextOffset: 169
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 169, NextOffset: 647
-    testutil.go:509: Offset: 381, NextOffset: 941
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 171, NextOffset: 653
+    testutil.go:509: Offset: 383, NextOffset: 945
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 647, NextOffset: 684
-    testutil.go:509: Offset: 941, NextOffset: 978
-    testutil.go:509: Offset: 684, NextOffset: 830
-    testutil.go:509: Offset: 978, NextOffset: 1124
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 945, NextOffset: 982
+    testutil.go:509: Offset: 690, NextOffset: 836
+    testutil.go:509: Offset: 982, NextOffset: 1128
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 132, NextOffset: 169
-    testutil.go:509: Offset: 381, NextOffset: 941
-    testutil.go:509: Offset: 169, NextOffset: 647
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 383, NextOffset: 945
+    testutil.go:509: Offset: 171, NextOffset: 653
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 941, NextOffset: 978
-    testutil.go:509: Offset: 647, NextOffset: 684
-    testutil.go:509: Offset: 978, NextOffset: 1124
-    testutil.go:509: Offset: 684, NextOffset: 830
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 945, NextOffset: 982
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 982, NextOffset: 1128
+    testutil.go:509: Offset: 690, NextOffset: 836
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 139 176 213 250 287 324 369]
     testutil.go:2330: got gzip streams:
@@ -116292,7 +117479,6 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 139 176 213 250 287 324 367]
     testutil.go:2330: got gzip streams:
@@ -116312,41 +117498,40 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 171, NextOffset: 653
-    testutil.go:509: Offset: 383, NextOffset: 945
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 170, NextOffset: 651
+    testutil.go:509: Offset: 382, NextOffset: 944
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 945, NextOffset: 982
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 690, NextOffset: 836
-    testutil.go:509: Offset: 982, NextOffset: 1128
+    testutil.go:509: Offset: 651, NextOffset: 688
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 688, NextOffset: 834
+    testutil.go:509: Offset: 981, NextOffset: 1127
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 382, NextOffset: 944
+    testutil.go:509: Offset: 170, NextOffset: 651
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 945, NextOffset: 982
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 982, NextOffset: 1128
-    testutil.go:509: Offset: 690, NextOffset: 836
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 383, NextOffset: 945
-    testutil.go:509: Offset: 171, NextOffset: 653
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 651, NextOffset: 688
+    testutil.go:509: Offset: 981, NextOffset: 1127
+    testutil.go:509: Offset: 688, NextOffset: 834
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 112 145 178 211 244 277 317]
     testutil.go:2330: got gzip streams:
@@ -116367,8 +117552,6 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":244,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":277,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 112 145 178 211 244 277 309]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -116380,51 +117563,48 @@
     testutil.go:2349:   [6] at 277 in stargz, uncompressed length 492
     testutil.go:2349:   [7] at 309 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":112,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":145,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":178,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 345, NextOffset: 382
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":244,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":277,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 170, NextOffset: 651
-    testutil.go:509: Offset: 382, NextOffset: 944
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 657
+    testutil.go:509: Offset: 384, NextOffset: 951
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 651, NextOffset: 688
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 688, NextOffset: 834
-    testutil.go:509: Offset: 981, NextOffset: 1127
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 657, NextOffset: 694
+    testutil.go:509: Offset: 951, NextOffset: 988
+    testutil.go:509: Offset: 694, NextOffset: 840
+    testutil.go:509: Offset: 988, NextOffset: 1134
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 382, NextOffset: 944
-    testutil.go:509: Offset: 170, NextOffset: 651
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 951
+    testutil.go:509: Offset: 172, NextOffset: 657
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 651, NextOffset: 688
-    testutil.go:509: Offset: 981, NextOffset: 1127
-    testutil.go:509: Offset: 688, NextOffset: 834
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 951, NextOffset: 988
+    testutil.go:509: Offset: 657, NextOffset: 694
+    testutil.go:509: Offset: 988, NextOffset: 1134
+    testutil.go:509: Offset: 694, NextOffset: 840
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 112 145 178 211 244 277 317]
     testutil.go:2330: got gzip streams:
@@ -116445,8 +117625,6 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":244,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":277,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 112 145 178 211 244 277 309]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -116465,40 +117643,39 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":244,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":277,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":132,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":169,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":647,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":344,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":941,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":978,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 657
-    testutil.go:509: Offset: 384, NextOffset: 951
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 657, NextOffset: 694
-    testutil.go:509: Offset: 951, NextOffset: 988
-    testutil.go:509: Offset: 694, NextOffset: 840
-    testutil.go:509: Offset: 988, NextOffset: 1134
+    testutil.go:509: Offset: 647, NextOffset: 684
+    testutil.go:509: Offset: 941, NextOffset: 978
+    testutil.go:509: Offset: 684, NextOffset: 830
+    testutil.go:509: Offset: 978, NextOffset: 1124
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 132, NextOffset: 169
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 169, NextOffset: 647
+    testutil.go:509: Offset: 381, NextOffset: 941
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 951
-    testutil.go:509: Offset: 172, NextOffset: 657
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 132, NextOffset: 169
+    testutil.go:509: Offset: 381, NextOffset: 941
+    testutil.go:509: Offset: 169, NextOffset: 647
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 951, NextOffset: 988
-    testutil.go:509: Offset: 657, NextOffset: 694
-    testutil.go:509: Offset: 988, NextOffset: 1134
-    testutil.go:509: Offset: 694, NextOffset: 840
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 941, NextOffset: 978
+    testutil.go:509: Offset: 647, NextOffset: 684
+    testutil.go:509: Offset: 978, NextOffset: 1124
+    testutil.go:509: Offset: 684, NextOffset: 830
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 111 144 177 210 243 276 316]
     testutil.go:2330: got gzip streams:
@@ -116509,6 +117686,8 @@
     testutil.go:2349:   [4] at 210 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 243 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 276 in stargz, uncompressed length 1616
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [7] at 316 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
@@ -116519,31 +117698,11 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":243,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":276,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":649,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":686,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":943,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 170, NextOffset: 649
-    testutil.go:509: Offset: 382, NextOffset: 943
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 649, NextOffset: 686
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 686, NextOffset: 832
-    testutil.go:509: Offset: 980, NextOffset: 1126
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 111 144 177 210 243 276 308]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [1] at 111 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 144 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 177 in stargz, uncompressed length 4
@@ -116556,30 +117715,10 @@
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":111,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":144,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":177,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 345, NextOffset: 382
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":243,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 382, NextOffset: 943
-    testutil.go:509: Offset: 170, NextOffset: 649
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":276,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 649, NextOffset: 686
-    testutil.go:509: Offset: 980, NextOffset: 1126
-    testutil.go:509: Offset: 686, NextOffset: 832
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 114 147 180 213 246 279 319]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -116592,15 +117731,50 @@
     testutil.go:2349:   [7] at 319 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":114,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":147,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":134,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":279,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":346,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":945,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 945, NextOffset: 982
+    testutil.go:509: Offset: 690, NextOffset: 836
+    testutil.go:509: Offset: 982, NextOffset: 1128
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 171, NextOffset: 653
+    testutil.go:509: Offset: 383, NextOffset: 945
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 945, NextOffset: 982
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 982, NextOffset: 1128
+    testutil.go:509: Offset: 690, NextOffset: 836
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 383, NextOffset: 945
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 171, NextOffset: 653
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 114 147 180 213 246 279 311]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -116619,43 +117793,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":279,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":656,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":948,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 656
-    testutil.go:509: Offset: 384, NextOffset: 948
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 948, NextOffset: 985
-    testutil.go:509: Offset: 693, NextOffset: 839
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 985, NextOffset: 1131
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 948
-    testutil.go:509: Offset: 172, NextOffset: 656
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 948, NextOffset: 985
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 985, NextOffset: 1131
-    testutil.go:509: Offset: 693, NextOffset: 839
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 114 147 180 213 246 279 319]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -116674,8 +117812,40 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":279,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":651,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":688,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":944,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 170, NextOffset: 651
+    testutil.go:509: Offset: 382, NextOffset: 944
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 651, NextOffset: 688
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 688, NextOffset: 834
+    testutil.go:509: Offset: 981, NextOffset: 1127
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 382, NextOffset: 944
+    testutil.go:509: Offset: 170, NextOffset: 651
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 651, NextOffset: 688
+    testutil.go:509: Offset: 981, NextOffset: 1127
+    testutil.go:509: Offset: 688, NextOffset: 834
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 114 147 180 213 246 279 311]
     testutil.go:2330: got gzip streams:
@@ -116695,40 +117865,8 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":279,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":946,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":983,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 653
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 384, NextOffset: 946
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 946, NextOffset: 983
-    testutil.go:509: Offset: 690, NextOffset: 836
-    testutil.go:509: Offset: 983, NextOffset: 1129
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 946
-    testutil.go:509: Offset: 172, NextOffset: 653
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 946, NextOffset: 983
-    testutil.go:509: Offset: 653, NextOffset: 690
-    testutil.go:509: Offset: 983, NextOffset: 1129
-    testutil.go:509: Offset: 690, NextOffset: 836
-=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 318]
     testutil.go:2330: got gzip streams:
@@ -116748,8 +117886,40 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":657,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":951,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":988,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 657
+    testutil.go:509: Offset: 384, NextOffset: 951
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 657, NextOffset: 694
+    testutil.go:509: Offset: 951, NextOffset: 988
+    testutil.go:509: Offset: 694, NextOffset: 840
+    testutil.go:509: Offset: 988, NextOffset: 1134
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 951
+    testutil.go:509: Offset: 172, NextOffset: 657
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 951, NextOffset: 988
+    testutil.go:509: Offset: 657, NextOffset: 694
+    testutil.go:509: Offset: 988, NextOffset: 1134
+    testutil.go:509: Offset: 694, NextOffset: 840
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 310]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -116769,38 +117939,7 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":136,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":173,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":660,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":348,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":953,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 136, NextOffset: 173
-    testutil.go:509: Offset: 348, NextOffset: 385
-    testutil.go:509: Offset: 173, NextOffset: 660
-    testutil.go:509: Offset: 385, NextOffset: 953
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 660, NextOffset: 697
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 697, NextOffset: 843
-    testutil.go:509: Offset: 990, NextOffset: 1136
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 348, NextOffset: 385
-    testutil.go:509: Offset: 136, NextOffset: 173
-    testutil.go:509: Offset: 385, NextOffset: 953
-    testutil.go:509: Offset: 173, NextOffset: 660
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 660, NextOffset: 697
-    testutil.go:509: Offset: 990, NextOffset: 1136
-    testutil.go:509: Offset: 697, NextOffset: 843
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 318]
     testutil.go:2330: got gzip streams:
@@ -116820,8 +117959,18 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":133,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":649,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":686,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":345,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":943,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 170, NextOffset: 649
+    testutil.go:509: Offset: 382, NextOffset: 943
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 310]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -116831,6 +117980,16 @@
     testutil.go:2349:   [4] at 212 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 245 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 278 in stargz, uncompressed length 492
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 649, NextOffset: 686
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 686, NextOffset: 832
+    testutil.go:509: Offset: 980, NextOffset: 1126
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [7] at 310 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
@@ -116840,8 +117999,24 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 382, NextOffset: 943
+    testutil.go:509: Offset: 170, NextOffset: 649
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 649, NextOffset: 686
+    testutil.go:509: Offset: 980, NextOffset: 1126
+    testutil.go:509: Offset: 686, NextOffset: 832
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 318]
     testutil.go:2330: got gzip streams:
@@ -116862,89 +118037,15 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty5 foo6 foo foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty foo2] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo3 foo4 foo5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo3 foo4 foo5 foo6 .no.prefetch.landmark foo foo_empty foo2] vs [foo_empty foo2 foo4 foo5 foo_empty5 foo6 foo foo_empty2 foo3 foo_empty3 foo_empty4]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 310]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 113 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":656,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [2] at 146 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 179 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 212 in stargz, uncompressed length 4
@@ -116957,10 +118058,46 @@
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":146,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":948,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 656
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 384, NextOffset: 948
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 948, NextOffset: 985
+    testutil.go:509: Offset: 693, NextOffset: 839
+    testutil.go:509: Offset: 985, NextOffset: 1131
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 948
+    testutil.go:509: Offset: 172, NextOffset: 656
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 948, NextOffset: 985
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 985, NextOffset: 1131
+    testutil.go:509: Offset: 693, NextOffset: 839
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 110 143 176 209 242 275 315]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -116980,82 +118117,16 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":242,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":275,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo6 foo2] vs [foo foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty foo_empty2 foo4 foo_empty5 foo6 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty foo_empty2 foo4 foo_empty5 foo6] vs [foo_empty5 foo foo_empty foo6 foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 110 143 176 209 242 275 307]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 110 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 143 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 176 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 209 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 242 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [6] at 275 in stargz, uncompressed length 492
     testutil.go:2349:   [7] at 307 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
@@ -117066,26 +118137,40 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":242,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":275,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":135,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":653,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":690,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":347,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":946,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":983,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 653
+    testutil.go:509: Offset: 384, NextOffset: 946
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 946, NextOffset: 983
+    testutil.go:509: Offset: 690, NextOffset: 836
+    testutil.go:509: Offset: 983, NextOffset: 1129
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 946
+    testutil.go:509: Offset: 172, NextOffset: 653
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 946, NextOffset: 983
+    testutil.go:509: Offset: 653, NextOffset: 690
+    testutil.go:509: Offset: 983, NextOffset: 1129
+    testutil.go:509: Offset: 690, NextOffset: 836
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 115 148 181 214 247 280 320]
     testutil.go:2330: got gzip streams:
@@ -117124,59 +118209,43 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":280,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":136,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":173,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":660,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":348,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":953,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo4 foo5 foo_empty5 foo_empty2 foo_empty3 foo_empty4 foo6] vs [foo3 foo4 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo_empty3 foo_empty5 .no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 660, NextOffset: 697
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 697, NextOffset: 843
+    testutil.go:509: Offset: 990, NextOffset: 1136
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 136, NextOffset: 173
+    testutil.go:509: Offset: 348, NextOffset: 385
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 173, NextOffset: 660
+    testutil.go:509: Offset: 385, NextOffset: 953
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo_empty foo_empty2 foo_empty3 foo_empty5 .no.prefetch.landmark foo foo2 foo3 foo4 foo_empty4 foo5] vs [foo_empty4 foo6 foo foo_empty foo2 foo3 foo4 foo5 foo_empty5 foo_empty2 foo_empty3]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 348, NextOffset: 385
+    testutil.go:509: Offset: 136, NextOffset: 173
+    testutil.go:509: Offset: 385, NextOffset: 953
+    testutil.go:509: Offset: 173, NextOffset: 660
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 660, NextOffset: 697
+    testutil.go:509: Offset: 990, NextOffset: 1136
+    testutil.go:509: Offset: 697, NextOffset: 843
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 115 148 181 214 247 280 320]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 115 in stargz, uncompressed length 4
@@ -117192,49 +118261,12 @@
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":148,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":181,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":280,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 115 148 181 214 247 280 312]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 115 in stargz, uncompressed length 4
@@ -117272,59 +118304,86 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":279,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty5 foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty] vs [foo foo2 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty3 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty4 foo2 foo_empty3 foo4 foo5 foo_empty5 foo6] vs [foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty foo5]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty3 foo6 foo foo2 foo4 foo_empty4] vs [foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty foo3 foo_empty5 foo foo2 foo_empty2]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4] vs [foo_empty foo_empty2 foo3 foo_empty4 foo2 foo_empty3 foo4 foo5 foo_empty5 foo6 foo]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 114 147 180 213 246 279 311]
     testutil.go:2330: got gzip streams:
@@ -117338,45 +118397,13 @@
     testutil.go:2349:   [7] at 311 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":114,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":147,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":279,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 115 148 181 214 247 280 320]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -117396,6 +118423,8 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":280,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 115 148 181 214 247 280 312]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -117414,65 +118443,107 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":280,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty3 foo_empty4 foo5 foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo6] vs [foo_empty2 foo3 foo4 foo5 foo_empty5 foo6 foo foo_empty foo_empty3 foo_empty4 .no.prefetch.landmark foo2]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo_empty foo3 foo_empty5 foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4] vs [foo3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo2 foo_empty3 foo_empty4 foo5 foo6 foo_empty2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 115 148 181 214 247 280 320]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 4
+    testutil.go:2349:   [2] at 148 in stargz, uncompressed length 4
+    testutil.go:2349:   [3] at 181 in stargz, uncompressed length 4
+    testutil.go:2349:   [4] at 214 in stargz, uncompressed length 4
+    testutil.go:2349:   [5] at 247 in stargz, uncompressed length 4
+    testutil.go:2349:   [6] at 280 in stargz, uncompressed length 1616
+    testutil.go:2349:   [7] at 320 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":115,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":148,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":181,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":280,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo4 foo5 foo_empty5 foo6 foo foo_empty foo_empty3 foo_empty4 .no.prefetch.landmark foo2] vs [foo_empty5 foo6 foo foo_empty3 foo_empty4 foo5 foo_empty foo2 foo_empty2 foo3 foo4]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty3 foo_empty4 foo5 foo6 foo_empty2 foo3 foo4 foo_empty5] vs [foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty foo3 foo_empty5 foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
@@ -117484,39 +118555,8 @@
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 115 148 181 214 247 280 320]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 4
-    testutil.go:2349:   [2] at 148 in stargz, uncompressed length 4
-    testutil.go:2349:   [3] at 181 in stargz, uncompressed length 4
-    testutil.go:2349:   [4] at 214 in stargz, uncompressed length 4
-    testutil.go:2349:   [5] at 247 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 280 in stargz, uncompressed length 1616
-    testutil.go:2349:   [7] at 320 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":115,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":148,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":181,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":280,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 115 148 181 214 247 280 312]
     testutil.go:2330: got gzip streams:
@@ -117555,67 +118595,10 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":279,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo3 foo_empty3 foo6 foo foo_empty foo2] vs [foo2 foo_empty2 foo3 foo_empty5 foo foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3] vs [foo_empty4 foo5 foo_empty5 foo3 foo_empty3 foo6 foo foo_empty foo2 foo_empty2 foo4]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 114 147 180 213 246 279 311]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 114 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 147 in stargz, uncompressed length 4
@@ -117632,81 +118615,18 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":279,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 322]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 4
-    testutil.go:2349:   [2] at 150 in stargz, uncompressed length 4
-    testutil.go:2349:   [3] at 183 in stargz, uncompressed length 4
-    testutil.go:2349:   [4] at 216 in stargz, uncompressed length 4
-    testutil.go:2349:   [5] at 249 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 282 in stargz, uncompressed length 1616
-    testutil.go:2349:   [7] at 322 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":117,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":150,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":183,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":282,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 314]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 4
-    testutil.go:2349:   [2] at 150 in stargz, uncompressed length 4
-    testutil.go:2349:   [3] at 183 in stargz, uncompressed length 4
-    testutil.go:2349:   [4] at 216 in stargz, uncompressed length 4
-    testutil.go:2349:   [5] at 249 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 282 in stargz, uncompressed length 492
-    testutil.go:2349:   [7] at 314 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":117,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":150,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":183,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":282,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo5 foo6 foo_empty foo_empty2 foo4 foo_empty4 foo_empty5 foo] vs [foo3 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo foo4 foo5 foo_empty5 foo_empty foo2 foo_empty2]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo2 foo5 foo6] vs [foo foo2 foo_empty2 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo3 foo4 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
@@ -117724,12 +118644,6 @@
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
@@ -117743,55 +118657,60 @@
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo foo4 foo5 foo_empty5] vs [foo4 foo_empty4 foo_empty5 foo foo2 foo3 foo_empty3 foo5 foo6 foo_empty foo_empty2]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo foo2 foo_empty2 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo3 foo4] vs [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo2 foo5 foo6]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 322]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 322]
-    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 117 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [2] at 150 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 183 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 216 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 249 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 282 in stargz, uncompressed length 1616
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [7] at 322 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
@@ -117801,7 +118720,9 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":282,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 314]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -117820,37 +118741,39 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":282,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 321]
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 322]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 4
-    testutil.go:2349:   [2] at 149 in stargz, uncompressed length 4
-    testutil.go:2349:   [3] at 182 in stargz, uncompressed length 4
-    testutil.go:2349:   [4] at 215 in stargz, uncompressed length 4
-    testutil.go:2349:   [5] at 248 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 281 in stargz, uncompressed length 1616
-    testutil.go:2349:   [7] at 321 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 4
+    testutil.go:2349:   [2] at 150 in stargz, uncompressed length 4
+    testutil.go:2349:   [3] at 183 in stargz, uncompressed length 4
+    testutil.go:2349:   [4] at 216 in stargz, uncompressed length 4
+    testutil.go:2349:   [5] at 249 in stargz, uncompressed length 4
+    testutil.go:2349:   [6] at 282 in stargz, uncompressed length 1616
+    testutil.go:2349:   [7] at 322 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":116,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":149,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":182,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":281,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":117,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":150,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":183,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":282,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo5 foo_empty5 foo6 foo_empty foo_empty3 foo4 foo_empty4] vs [foo_empty2 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo2 foo3 foo_empty3 foo5 foo6 foo foo_empty]
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty] vs [.no.prefetch.landmark foo2 foo_empty4 foo5 foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
@@ -117862,6 +118785,13 @@
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
@@ -117873,37 +118803,52 @@
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty4 foo5 foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo6] vs [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6]
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 314]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 4
+    testutil.go:2349:   [2] at 150 in stargz, uncompressed length 4
+    testutil.go:2349:   [3] at 183 in stargz, uncompressed length 4
+    testutil.go:2349:   [4] at 216 in stargz, uncompressed length 4
+    testutil.go:2349:   [5] at 249 in stargz, uncompressed length 4
+    testutil.go:2349:   [6] at 282 in stargz, uncompressed length 492
+    testutil.go:2349:   [7] at 314 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":117,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":150,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":183,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":282,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo2 foo3 foo_empty3 foo5 foo6 foo] vs [foo6 foo_empty foo_empty3 foo4 foo_empty4 foo foo2 foo_empty2 foo3 foo5 foo_empty5]
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -117911,15 +118856,15 @@
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 313]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 321]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 116 in stargz, uncompressed length 4
@@ -117927,10 +118872,8 @@
     testutil.go:2349:   [3] at 182 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 215 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 248 in stargz, uncompressed length 4
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [6] at 281 in stargz, uncompressed length 492
-    testutil.go:2349:   [7] at 313 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [6] at 281 in stargz, uncompressed length 1616
+    testutil.go:2349:   [7] at 321 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":116,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -117939,9 +118882,10 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":281,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 321]
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 313]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 116 in stargz, uncompressed length 4
@@ -117949,8 +118893,8 @@
     testutil.go:2349:   [3] at 182 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 215 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 248 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 281 in stargz, uncompressed length 1616
-    testutil.go:2349:   [7] at 321 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [6] at 281 in stargz, uncompressed length 492
+    testutil.go:2349:   [7] at 313 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":116,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -117959,8 +118903,8 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":281,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 313]
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 321]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 116 in stargz, uncompressed length 4
@@ -117968,8 +118912,8 @@
     testutil.go:2349:   [3] at 182 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 215 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 248 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 281 in stargz, uncompressed length 492
-    testutil.go:2349:   [7] at 313 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [6] at 281 in stargz, uncompressed length 1616
+    testutil.go:2349:   [7] at 321 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":116,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -117978,12 +118922,29 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":281,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3] vs [foo foo_empty foo3 foo_empty3 foo4 .no.prefetch.landmark foo2 foo_empty2 foo_empty4 foo5 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo foo4 foo5 foo6] vs [.no.prefetch.landmark foo_empty foo3 foo5 foo6 foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
@@ -117993,33 +118954,80 @@
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo5 foo6] vs [foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo foo4 foo5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 313]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 4
+    testutil.go:2349:   [2] at 149 in stargz, uncompressed length 4
+    testutil.go:2349:   [3] at 182 in stargz, uncompressed length 4
+    testutil.go:2349:   [4] at 215 in stargz, uncompressed length 4
+    testutil.go:2349:   [5] at 248 in stargz, uncompressed length 4
+    testutil.go:2349:   [6] at 281 in stargz, uncompressed length 492
+    testutil.go:2349:   [7] at 313 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":116,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":149,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":182,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":281,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 321]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -118036,56 +119044,10 @@
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":149,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":182,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":281,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo_empty foo3 foo_empty3 foo4 .no.prefetch.landmark foo2 foo_empty2 foo_empty4 foo5] vs [foo foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty3 foo_empty4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 116 149 182 215 248 281 313]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -118104,33 +119066,17 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":281,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 318]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 4
-    testutil.go:2349:   [2] at 146 in stargz, uncompressed length 4
-    testutil.go:2349:   [3] at 179 in stargz, uncompressed length 4
-    testutil.go:2349:   [4] at 212 in stargz, uncompressed length 4
-    testutil.go:2349:   [5] at 245 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 278 in stargz, uncompressed length 1616
-    testutil.go:2349:   [7] at 318 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":113,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":146,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo5 foo3 foo4 foo_empty4] vs [foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo_empty3 foo4 foo6]
+    testutil.go:401: Directory: "" vs "": [foo3 foo5 foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo_empty] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo2 foo3 foo_empty3 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
@@ -118138,16 +119084,6 @@
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
@@ -118160,53 +119096,79 @@
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo_empty3 foo4 foo6 foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5] vs [foo3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo5]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo2 foo3 foo_empty3 foo6 .no.prefetch.landmark foo foo_empty] vs [foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo3 foo5]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:509: Offset: 8592, NextOffset: 9174
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 318]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 4
+    testutil.go:2349:   [2] at 146 in stargz, uncompressed length 4
+    testutil.go:2349:   [3] at 179 in stargz, uncompressed length 4
+    testutil.go:2349:   [4] at 212 in stargz, uncompressed length 4
+    testutil.go:2349:   [5] at 245 in stargz, uncompressed length 4
+    testutil.go:2349:   [6] at 278 in stargz, uncompressed length 1616
+    testutil.go:2349:   [7] at 318 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":113,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":146,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 113 146 179 212 245 278 310]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -118226,6 +119188,8 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":245,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":278,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 118 151 184 217 250 283 323]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -118245,38 +119209,39 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 118 151 184 217 250 283 315]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 118 in stargz, uncompressed length 4
-    testutil.go:2349:   [2] at 151 in stargz, uncompressed length 4
-    testutil.go:2349:   [3] at 184 in stargz, uncompressed length 4
-    testutil.go:2349:   [4] at 217 in stargz, uncompressed length 4
-    testutil.go:2349:   [5] at 250 in stargz, uncompressed length 4
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [6] at 283 in stargz, uncompressed length 492
-    testutil.go:2349:   [7] at 315 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":118,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":151,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":184,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":217,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo4 foo6 foo2 foo_empty3 foo_empty4 foo5 foo_empty5 foo foo_empty] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo6 foo_empty foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo6 foo foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo_empty] vs [foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo3 foo5 foo6 foo_empty foo2]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
@@ -118284,31 +119249,22 @@
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo3 foo5 foo6 foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5] vs [foo foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo_empty foo_empty2 foo3 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 118 151 184 217 250 283 323]
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 118 151 184 217 250 283 315]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 118 in stargz, uncompressed length 4
@@ -118316,8 +119272,8 @@
     testutil.go:2349:   [3] at 184 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 217 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 250 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 283 in stargz, uncompressed length 1616
-    testutil.go:2349:   [7] at 323 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [6] at 283 in stargz, uncompressed length 492
+    testutil.go:2349:   [7] at 315 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":118,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -118325,52 +119281,38 @@
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":184,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":217,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo6 foo_empty foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo] vs [foo_empty3 foo_empty4 foo5 foo_empty5 foo foo_empty foo_empty2 foo3 foo4 foo6 foo2]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 118 151 184 217 250 283 315]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 118 151 184 217 250 283 323]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 118 in stargz, uncompressed length 4
@@ -118378,8 +119320,8 @@
     testutil.go:2349:   [3] at 184 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 217 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 250 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 283 in stargz, uncompressed length 492
-    testutil.go:2349:   [7] at 315 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [6] at 283 in stargz, uncompressed length 1616
+    testutil.go:2349:   [7] at 323 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":118,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -118388,112 +119330,83 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":217,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 322]
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 118 151 184 217 250 283 315]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 4
-    testutil.go:2349:   [2] at 150 in stargz, uncompressed length 4
-    testutil.go:2349:   [3] at 183 in stargz, uncompressed length 4
-    testutil.go:2349:   [4] at 216 in stargz, uncompressed length 4
-    testutil.go:2349:   [5] at 249 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 282 in stargz, uncompressed length 1616
-    testutil.go:2349:   [7] at 322 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 118 in stargz, uncompressed length 4
+    testutil.go:2349:   [2] at 151 in stargz, uncompressed length 4
+    testutil.go:2349:   [3] at 184 in stargz, uncompressed length 4
+    testutil.go:2349:   [4] at 217 in stargz, uncompressed length 4
+    testutil.go:2349:   [5] at 250 in stargz, uncompressed length 4
+    testutil.go:2349:   [6] at 283 in stargz, uncompressed length 492
+    testutil.go:2349:   [7] at 315 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":117,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":150,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":183,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":282,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":118,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":151,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":184,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":217,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":250,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo6 foo foo_empty foo2 foo_empty4] vs [foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo4 foo_empty4 foo foo_empty2 foo3 foo5]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 314]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 4
-    testutil.go:2349:   [2] at 150 in stargz, uncompressed length 4
-    testutil.go:2349:   [3] at 183 in stargz, uncompressed length 4
-    testutil.go:2349:   [4] at 216 in stargz, uncompressed length 4
-    testutil.go:2349:   [5] at 249 in stargz, uncompressed length 4
-    testutil.go:2349:   [6] at 282 in stargz, uncompressed length 492
-    testutil.go:2349:   [7] at 314 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":117,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":150,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":183,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":282,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty3 foo4 foo5 foo6 foo_empty2 foo3 foo_empty4 foo_empty5] vs [foo_empty5 foo foo_empty2 foo3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty3 foo4 foo_empty4 foo foo_empty2 foo3 foo5 foo_empty5 foo6] vs [foo_empty5 foo6 foo foo_empty foo2 foo_empty4 foo5 foo_empty2 foo3 foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo4 foo_empty5 foo foo_empty2 foo3 foo_empty4 foo5] vs [foo6 foo_empty2 foo3 foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty3 foo4 foo5]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
@@ -118511,9 +119424,54 @@
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 322]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 4
+    testutil.go:2349:   [2] at 150 in stargz, uncompressed length 4
+    testutil.go:2349:   [3] at 183 in stargz, uncompressed length 4
+    testutil.go:2349:   [4] at 216 in stargz, uncompressed length 4
+    testutil.go:2349:   [5] at 249 in stargz, uncompressed length 4
+    testutil.go:2349:   [6] at 282 in stargz, uncompressed length 1616
+    testutil.go:2349:   [7] at 322 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":117,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":150,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":183,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":282,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 117 150 183 216 249 282 314]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 4
+    testutil.go:2349:   [2] at 150 in stargz, uncompressed length 4
+    testutil.go:2349:   [3] at 183 in stargz, uncompressed length 4
+    testutil.go:2349:   [4] at 216 in stargz, uncompressed length 4
+    testutil.go:2349:   [5] at 249 in stargz, uncompressed length 4
+    testutil.go:2349:   [6] at 282 in stargz, uncompressed length 492
+    testutil.go:2349:   [7] at 314 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":117,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":150,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":183,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":282,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 227 264 301 338 375 412 653]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -118533,10 +119491,75 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":375,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":412,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo6 foo foo4 foo_empty4 foo5 foo_empty5] vs [foo6 .no.prefetch.landmark foo foo_empty foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo2 foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo6 .no.prefetch.landmark foo foo_empty foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo2 foo_empty2] vs [foo foo4 foo_empty4 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 227 264 301 338 375 412 512]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 227 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 264 in stargz, uncompressed length 4
@@ -118548,13 +119571,31 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":227,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":264,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":301,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":338,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":375,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":412,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 227 264 301 338 375 412 653]
     testutil.go:2330: got gzip streams:
@@ -118575,56 +119616,6 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":375,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":412,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo5 foo_empty5 foo foo_empty3 foo4 foo_empty4 foo6] vs [foo4 foo_empty4 foo5 foo2 foo3 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 775, NextOffset: 812
-    testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:509: Offset: 812, NextOffset: 943
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 965, NextOffset: 1050
-    testutil.go:509: Offset: 1180, NextOffset: 1265
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 373, NextOffset: 410
-    testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 463, NextOffset: 594
-    testutil.go:509: Offset: 610, NextOffset: 775
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 799, NextOffset: 928
-    testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo2] vs [foo_empty foo2 foo_empty2 foo3 foo5 foo_empty5 foo foo_empty3 foo4 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 775, NextOffset: 812
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 812, NextOffset: 943
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 227 264 301 338 375 412 512]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -118636,52 +119627,94 @@
     testutil.go:2349:   [6] at 412 in stargz, uncompressed length 492
     testutil.go:2349:   [7] at 512 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 631, NextOffset: 762
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":227,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":264,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":301,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":338,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":375,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":412,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:509: Offset: 799, NextOffset: 928
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 373, NextOffset: 410
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:509: Offset: 297, NextOffset: 426
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo3 foo4 foo_empty4 foo5 foo_empty foo2 foo_empty2 foo_empty3] vs [foo foo_empty foo4 foo_empty4 foo5 foo_empty5 foo2 foo_empty2 foo3 foo_empty3 foo6 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 610, NextOffset: 775
-    testutil.go:509: Offset: 463, NextOffset: 594
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1180, NextOffset: 1265
-    testutil.go:509: Offset: 965, NextOffset: 1050
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:509: Offset: 130, NextOffset: 260
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo4 foo_empty4 foo5 foo_empty5 foo2 foo_empty2 foo3 foo_empty3 foo6] vs [foo foo3 foo4 foo_empty4 foo5 foo_empty foo2 foo_empty2 foo_empty3 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 229 266 303 340 377 414 655]
     testutil.go:2330: got gzip streams:
@@ -118702,6 +119735,8 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":377,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":414,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 229 266 303 340 377 414 514]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -118720,8 +119755,16 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":340,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":377,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":414,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty4 foo_empty5 foo2 foo_empty2 foo_empty3 foo4 foo5 foo6 foo] vs [foo3 foo4 foo_empty4 foo5 foo_empty5 foo2 foo_empty2 foo_empty3 foo6 .no.prefetch.landmark foo foo_empty]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 230 267 304 341 378 415 656]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -118731,106 +119774,101 @@
     testutil.go:2349:   [4] at 341 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 378 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 415 in stargz, uncompressed length 1616
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [7] at 656 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":230,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":267,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":304,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":341,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":378,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":415,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty5 foo3 foo_empty4 foo5 foo6 foo] vs [.no.prefetch.landmark foo2 foo_empty2 foo3 foo4 foo5 foo_empty5 foo6 foo foo_empty foo_empty3 foo_empty4]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 582, NextOffset: 619
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 471, NextOffset: 603
-    testutil.go:509: Offset: 619, NextOffset: 785
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:509: Offset: 991, NextOffset: 1156
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 940, NextOffset: 977
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 977, NextOffset: 1062
-    testutil.go:509: Offset: 1193, NextOffset: 1278
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 301, NextOffset: 434
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty5 foo6 foo foo_empty foo_empty3 foo_empty4 .no.prefetch.landmark foo2 foo_empty2 foo3] vs [foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty5 foo3 foo_empty4 foo5 foo6 foo]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo3 foo4 foo_empty4 foo5 foo_empty5 foo2 foo_empty2 foo_empty3 foo6] vs [foo_empty2 foo_empty3 foo4 foo5 foo6 foo foo_empty foo3 foo_empty4 foo_empty5 foo2]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 619, NextOffset: 785
-    testutil.go:509: Offset: 471, NextOffset: 603
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 822, NextOffset: 954
-    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 940, NextOffset: 977
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 230 267 304 341 378 415 515]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1193, NextOffset: 1278
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 230 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 977, NextOffset: 1062
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 378
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 267 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 132, NextOffset: 264
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [3] at 304 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 341 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 378 in stargz, uncompressed length 4
@@ -118843,11 +119881,7 @@
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":304,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":341,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":378,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":415,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 230 267 304 341 378 415 656]
     testutil.go:2330: got gzip streams:
@@ -118862,20 +119896,26 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":230,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":267,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":304,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":341,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":378,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":415,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 230 267 304 341 378 415 515]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 230 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 267 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 304 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 foo3 foo_empty3 foo4 foo_empty4 foo foo_empty foo2 foo_empty2 foo5 foo_empty5] vs [.no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo3 foo_empty5]
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [4] at 341 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 378 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 415 in stargz, uncompressed length 492
@@ -118888,58 +119928,125 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":341,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":378,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":415,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo3 foo_empty5 .no.prefetch.landmark foo2 foo_empty2] vs [foo foo_empty foo2 foo_empty2 foo5 foo_empty5 foo6 foo3 foo_empty3 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 231 268 305 342 379 416 657]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 231 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 268 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 305 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 582, NextOffset: 2147
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [4] at 342 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [5] at 379 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 416 in stargz, uncompressed length 1616
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:2349:   [7] at 657 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":231,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":268,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":305,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":342,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":379,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":416,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo5 foo6 foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty] vs [foo4 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo_empty5 .no.prefetch.landmark foo2]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 763, NextOffset: 800
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 800, NextOffset: 931
-    testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 968, NextOffset: 1053
-    testutil.go:509: Offset: 1187, NextOffset: 1272
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 131, NextOffset: 260
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 231 268 305 342 379 416 516]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 231 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 268 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 305 in stargz, uncompressed length 4
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [4] at 342 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 379 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 416 in stargz, uncompressed length 492
@@ -118952,65 +120059,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":342,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":379,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":416,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 245, NextOffset: 374
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 596, NextOffset: 633
-    testutil.go:509: Offset: 780, NextOffset: 817
-    testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:509: Offset: 817, NextOffset: 947
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo4 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo_empty5] vs [foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty foo3 foo5 foo6 foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 245, NextOffset: 374
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 780, NextOffset: 817
-    testutil.go:509: Offset: 596, NextOffset: 633
-    testutil.go:509: Offset: 817, NextOffset: 947
-    testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 763, NextOffset: 800
-    testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:509: Offset: 800, NextOffset: 931
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1187, NextOffset: 1272
-    testutil.go:509: Offset: 968, NextOffset: 1053
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 228 265 302 339 376 413 654]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -119048,8 +120097,52 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":339,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":376,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":413,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo6 foo_empty3 foo4 foo5] vs [.no.prefetch.landmark foo foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty foo_empty2 foo3 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 965, NextOffset: 1050
+    testutil.go:509: Offset: 1180, NextOffset: 1265
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 594, NextOffset: 631
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 631, NextOffset: 762
+    testutil.go:509: Offset: 812, NextOffset: 943
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo_empty foo_empty2 foo3 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty3] vs [foo6 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty foo2 foo_empty2 foo3 foo_empty4]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 573, NextOffset: 610
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 228 265 302 339 376 413 654]
     testutil.go:2330: got gzip streams:
@@ -119057,8 +120150,14 @@
     testutil.go:2349:   [1] at 228 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 265 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 302 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 426, NextOffset: 463
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [4] at 339 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 376 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 610, NextOffset: 775
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [6] at 413 in stargz, uncompressed length 1616
     testutil.go:2349:   [7] at 654 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
@@ -119069,121 +120168,61 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":339,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":376,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":413,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo5 foo6 foo3 foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty2] vs [foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 .no.prefetch.landmark foo_empty3 foo5 foo_empty5 foo6]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1180, NextOffset: 1265
+    testutil.go:509: Offset: 965, NextOffset: 1050
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:509: Offset: 130, NextOffset: 260
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 266, NextOffset: 303
-    testutil.go:509: Offset: 380, NextOffset: 417
-    testutil.go:509: Offset: 303, NextOffset: 438
-    testutil.go:509: Offset: 417, NextOffset: 583
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:509: Offset: 297, NextOffset: 426
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 610, NextOffset: 647
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 647, NextOffset: 782
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 959, NextOffset: 996
-    testutil.go:509: Offset: 819, NextOffset: 953
-    testutil.go:509: Offset: 996, NextOffset: 1164
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 990, NextOffset: 1075
-    testutil.go:509: Offset: 1201, NextOffset: 1286
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 475, NextOffset: 610
-    testutil.go:509: Offset: 620, NextOffset: 787
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 134, NextOffset: 266
-    testutil.go:509: Offset: 248, NextOffset: 380
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 .no.prefetch.landmark foo_empty3 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo4] vs [foo4 foo5 foo6 foo3 foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty2 foo_empty3]
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 594, NextOffset: 631
+    testutil.go:509: Offset: 812, NextOffset: 943
+    testutil.go:509: Offset: 631, NextOffset: 762
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 959, NextOffset: 996
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 996, NextOffset: 1164
-    testutil.go:509: Offset: 819, NextOffset: 953
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 228 265 302 339 376 413 513]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1201, NextOffset: 1286
-    testutil.go:509: Offset: 990, NextOffset: 1075
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [1] at 228 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 265 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 302 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 339 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 376 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [6] at 413 in stargz, uncompressed length 492
     testutil.go:2349:   [7] at 513 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 211, NextOffset: 248
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 248, NextOffset: 380
-    testutil.go:509: Offset: 134, NextOffset: 266
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":228,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":265,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":302,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":339,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":376,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":413,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 380, NextOffset: 417
-    testutil.go:509: Offset: 266, NextOffset: 303
-    testutil.go:509: Offset: 417, NextOffset: 583
-    testutil.go:509: Offset: 303, NextOffset: 438
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 438, NextOffset: 475
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:509: Offset: 475, NextOffset: 610
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 610, NextOffset: 647
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:509: Offset: 647, NextOffset: 782
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 229 266 303 340 377 414 655]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -119203,6 +120242,8 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":377,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":414,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 229 266 303 340 377 414 514]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -119222,19 +120263,61 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":377,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":414,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo5 foo_empty5 foo foo_empty foo_empty3 foo4 foo_empty4 foo6 foo2] vs [foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo4 foo5 foo_empty2 foo_empty3 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+    testutil.go:509: Offset: 977, NextOffset: 1062
+    testutil.go:509: Offset: 1193, NextOffset: 1278
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 434, NextOffset: 471
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 230 267 304 341 378 415 656]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 582, NextOffset: 619
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 471, NextOffset: 603
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 230 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 267 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 304 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 341 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 619, NextOffset: 785
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [5] at 378 in stargz, uncompressed length 4
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [6] at 415 in stargz, uncompressed length 1616
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 772, NextOffset: 809
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [7] at 656 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":230,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":267,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
@@ -119242,73 +120325,60 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":341,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":378,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":415,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo_empty5 foo foo3 foo_empty3 foo4 foo_empty4 foo5 foo6] vs [foo3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo_empty5 foo6 foo foo_empty2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 463, NextOffset: 594
-    testutil.go:509: Offset: 610, NextOffset: 775
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 775, NextOffset: 812
-    testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:509: Offset: 812, NextOffset: 943
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 799, NextOffset: 928
-    testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 965, NextOffset: 1050
-    testutil.go:509: Offset: 1180, NextOffset: 1265
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 373, NextOffset: 410
-    testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:509: Offset: 822, NextOffset: 954
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo_empty5 foo6 foo] vs [foo_empty foo2 foo_empty2 foo_empty5 foo foo3 foo_empty3 foo4 foo_empty4 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo3 foo4 foo5 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6] vs [foo foo_empty foo_empty3 foo4 foo_empty4 foo6 foo2 foo_empty2 foo3 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 209, NextOffset: 246
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:509: Offset: 132, NextOffset: 264
+=== RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:509: Offset: 301, NextOffset: 434
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 610, NextOffset: 775
-    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 619, NextOffset: 785
+    testutil.go:509: Offset: 471, NextOffset: 603
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 775, NextOffset: 812
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 812, NextOffset: 943
-    testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:509: Offset: 640, NextOffset: 772
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:509: Offset: 799, NextOffset: 928
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1193, NextOffset: 1278
+    testutil.go:509: Offset: 977, NextOffset: 1062
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 230 267 304 341 378 415 515]
     testutil.go:2330: got gzip streams:
@@ -119321,37 +120391,18 @@
     testutil.go:2349:   [6] at 415 in stargz, uncompressed length 492
     testutil.go:2349:   [7] at 515 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 373, NextOffset: 410
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":230,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":267,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 260, NextOffset: 297
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":304,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":341,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 410, NextOffset: 573
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":378,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":415,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1180, NextOffset: 1265
-    testutil.go:509: Offset: 965, NextOffset: 1050
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 230 267 304 341 378 415 656]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 230 in stargz, uncompressed length 4
     testutil.go:2349:   [2] at 267 in stargz, uncompressed length 4
@@ -119369,8 +120420,6 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":378,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":415,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 230 267 304 341 378 415 515]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -119390,6 +120439,8 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":378,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":415,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 233 270 307 344 381 418 659]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -119399,57 +120450,103 @@
     testutil.go:2349:   [4] at 344 in stargz, uncompressed length 4
     testutil.go:2349:   [5] at 381 in stargz, uncompressed length 4
     testutil.go:2349:   [6] at 418 in stargz, uncompressed length 1616
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo5 foo_empty5 foo6 foo_empty2 foo_empty3 foo_empty4 foo foo_empty foo2] vs [.no.prefetch.landmark foo foo_empty2 foo3 foo4 foo6 foo_empty foo2 foo_empty3 foo_empty4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 94, NextOffset: 131
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:2349:   [7] at 659 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 131, NextOffset: 260
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 428, NextOffset: 465
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":233,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 577, NextOffset: 614
+=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":270,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":307,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":344,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":381,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":418,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 596, NextOffset: 633
+    testutil.go:509: Offset: 780, NextOffset: 817
+    testutil.go:509: Offset: 633, NextOffset: 763
+    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+    testutil.go:509: Offset: 968, NextOffset: 1053
+    testutil.go:509: Offset: 1187, NextOffset: 1272
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty4 foo_empty5 foo6 foo] vs [foo6 foo foo2 foo_empty2 foo4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo_empty3 foo_empty4]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 940, NextOffset: 977
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 977, NextOffset: 1062
-    testutil.go:509: Offset: 1193, NextOffset: 1278
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty2 foo3 foo4 foo6 foo_empty foo2] vs [foo_empty5 foo6 foo_empty2 foo_empty3 foo_empty4 foo foo_empty foo2 foo3 foo4 foo5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 301, NextOffset: 434
-    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:509: Offset: 131, NextOffset: 260
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 471, NextOffset: 603
-    testutil.go:509: Offset: 619, NextOffset: 785
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:509: Offset: 465, NextOffset: 596
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:509: Offset: 822, NextOffset: 954
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:509: Offset: 780, NextOffset: 817
+    testutil.go:509: Offset: 596, NextOffset: 633
+    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:509: Offset: 633, NextOffset: 763
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1187, NextOffset: 1272
+    testutil.go:509: Offset: 968, NextOffset: 1053
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 233 270 307 344 381 418 518]
     testutil.go:2330: got gzip streams:
@@ -119458,81 +120555,28 @@
     testutil.go:2349:   [2] at 270 in stargz, uncompressed length 4
     testutil.go:2349:   [3] at 307 in stargz, uncompressed length 4
     testutil.go:2349:   [4] at 344 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [5] at 381 in stargz, uncompressed length 4
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo_empty3 foo_empty4 foo6] vs [foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty4 foo_empty5 foo6 foo foo_empty foo2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [6] at 418 in stargz, uncompressed length 492
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 940, NextOffset: 977
-    testutil.go:509: Offset: 1193, NextOffset: 1278
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [7] at 518 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 977, NextOffset: 1062
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 378
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":233,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":270,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 264, NextOffset: 301
-=== NAME  TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":307,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":344,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":381,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":418,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:509: Offset: 301, NextOffset: 434
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 822, NextOffset: 954
-    testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 619, NextOffset: 785
-    testutil.go:509: Offset: 471, NextOffset: 603
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 3745]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
@@ -119552,9 +120596,9 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 2081 2621]
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
@@ -119572,6 +120616,9 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -119580,134 +120627,128 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty3 foo4 foo6 foo] vs [foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo6 foo_empty3 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 610, NextOffset: 647
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 647, NextOffset: 782
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 990, NextOffset: 1075
+    testutil.go:509: Offset: 1201, NextOffset: 1286
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 266, NextOffset: 303
+    testutil.go:509: Offset: 380, NextOffset: 417
+    testutil.go:509: Offset: 303, NextOffset: 438
+    testutil.go:509: Offset: 417, NextOffset: 583
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 819, NextOffset: 953
+    testutil.go:509: Offset: 996, NextOffset: 1164
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo6 foo_empty3 foo4 foo_empty4 foo5 foo_empty5] vs [foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty3 foo4 foo6 foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 380, NextOffset: 417
+    testutil.go:509: Offset: 266, NextOffset: 303
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 3745]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 417, NextOffset: 583
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 303, NextOffset: 438
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 583, NextOffset: 620
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 953, NextOffset: 990
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo_empty4 foo5 foo6 foo_empty foo3 foo_empty3 foo4 foo_empty5] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo6 foo3 foo_empty3 foo5 foo_empty5]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1201, NextOffset: 1286
+    testutil.go:509: Offset: 990, NextOffset: 1075
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 610, NextOffset: 647
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:509: Offset: 647, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 996, NextOffset: 1164
+    testutil.go:509: Offset: 819, NextOffset: 953
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:509: Offset: 245, NextOffset: 374
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 2621]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 411, NextOffset: 577
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 763, NextOffset: 800
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 800, NextOffset: 931
-    testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 968, NextOffset: 1053
-    testutil.go:509: Offset: 1187, NextOffset: 1272
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 596, NextOffset: 633
-    testutil.go:509: Offset: 780, NextOffset: 817
-    testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:509: Offset: 817, NextOffset: 947
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo6 foo3 foo_empty3 foo5 foo_empty5 .no.prefetch.landmark] vs [foo2 foo_empty2 foo_empty4 foo5 foo6 foo_empty foo3 foo_empty3 foo4 foo_empty5 foo]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 245, NextOffset: 374
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 3745]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 780, NextOffset: 817
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 596, NextOffset: 633
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 817, NextOffset: 947
-    testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1187, NextOffset: 1272
-    testutil.go:509: Offset: 968, NextOffset: 1053
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 763, NextOffset: 800
-    testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:509: Offset: 800, NextOffset: 931
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
@@ -119724,37 +120765,35 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 3745]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 3745]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -119763,115 +120802,122 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6 foo_empty foo2 foo4] vs [foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo4 foo_empty4 foo5 foo2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 965, NextOffset: 1050
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1180, NextOffset: 1265
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 594, NextOffset: 631
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 631, NextOffset: 762
+    testutil.go:509: Offset: 812, NextOffset: 943
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo4 foo_empty4 foo5] vs [foo6 foo_empty foo2 foo4 foo_empty5 foo foo_empty2 foo3 foo_empty3 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 410, NextOffset: 573
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1180, NextOffset: 1265
+    testutil.go:509: Offset: 965, NextOffset: 1050
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 373
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 594, NextOffset: 631
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 812, NextOffset: 943
+    testutil.go:509: Offset: 631, NextOffset: 762
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 3745]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 3745 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2 foo_empty3 foo5] vs [foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty3 foo5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 134, NextOffset: 266
-    testutil.go:509: Offset: 248, NextOffset: 380
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 959, NextOffset: 996
-    testutil.go:509: Offset: 819, NextOffset: 953
-    testutil.go:509: Offset: 996, NextOffset: 1164
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 266, NextOffset: 303
-    testutil.go:509: Offset: 380, NextOffset: 417
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 303, NextOffset: 438
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 417, NextOffset: 583
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 475, NextOffset: 610
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 610, NextOffset: 647
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 647, NextOffset: 782
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 990, NextOffset: 1075
-    testutil.go:509: Offset: 1201, NextOffset: 1286
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo5 foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark] vs [foo foo_empty foo_empty2 foo_empty3 foo5 foo2 foo3 foo4 foo_empty4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 610, NextOffset: 647
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:509: Offset: 647, NextOffset: 782
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1201, NextOffset: 1286
-    testutil.go:509: Offset: 990, NextOffset: 1075
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 380, NextOffset: 417
-    testutil.go:509: Offset: 266, NextOffset: 303
-    testutil.go:509: Offset: 417, NextOffset: 583
-    testutil.go:509: Offset: 303, NextOffset: 438
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 959, NextOffset: 996
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 996, NextOffset: 1164
-    testutil.go:509: Offset: 819, NextOffset: 953
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 248, NextOffset: 380
-    testutil.go:509: Offset: 134, NextOffset: 266
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 583, NextOffset: 620
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 3745]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -119881,20 +120927,14 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:509: Offset: 475, NextOffset: 610
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 3745]
     testutil.go:2330: got gzip streams:
@@ -119905,8 +120945,6 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -119915,7 +120953,23 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo_empty3 foo_empty5 foo6 foo2 foo_empty2 foo4 foo_empty4 foo5] vs [foo4 foo5 foo foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 582, NextOffset: 619
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 3745]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
@@ -119924,9 +120978,53 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 471, NextOffset: 603
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 619, NextOffset: 785
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+    testutil.go:509: Offset: 977, NextOffset: 1062
+    testutil.go:509: Offset: 1193, NextOffset: 1278
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo foo_empty4 foo_empty5 foo6] vs [foo3 foo_empty3 foo_empty5 foo6 foo2 foo_empty2 foo4 foo_empty4 foo5 foo foo_empty]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 434, NextOffset: 471
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 2081 2621]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 619, NextOffset: 785
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 2081 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2621 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
@@ -119934,15 +121032,42 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 471, NextOffset: 603
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1193, NextOffset: 1278
+    testutil.go:509: Offset: 977, NextOffset: 1062
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 160 216]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
     testutil.go:2349:   [1] at 160 in stargz, uncompressed length 1636
     testutil.go:2349:   [2] at 216 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 160 213]
     testutil.go:2330: got gzip streams:
@@ -119953,22 +121078,328 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":641,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":811,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":944,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":579,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":616,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1155,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1192,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:1580: testing streams: [0 0 160 216]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 160 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 160 213]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 160 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 213 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 157 213]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 157 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 213 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty4 foo6 foo foo_empty foo_empty3 foo4 foo5 foo_empty5] vs [foo5 foo6 .no.prefetch.landmark foo foo_empty foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo2 foo_empty2]
+    testutil.go:401: Directory: "" vs "": [foo5 foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo3 foo_empty3] vs [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 263, NextOffset: 300
-    testutil.go:509: Offset: 377, NextOffset: 414
-    testutil.go:509: Offset: 300, NextOffset: 434
-    testutil.go:509: Offset: 414, NextOffset: 579
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:509: Offset: 411, NextOffset: 577
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 596, NextOffset: 633
+    testutil.go:509: Offset: 780, NextOffset: 817
+    testutil.go:509: Offset: 633, NextOffset: 763
+    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+    testutil.go:509: Offset: 968, NextOffset: 1053
+    testutil.go:509: Offset: 1187, NextOffset: 1272
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 131, NextOffset: 260
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 579, NextOffset: 616
-    testutil.go:509: Offset: 471, NextOffset: 604
-    testutil.go:509: Offset: 616, NextOffset: 782
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:509: Offset: 614, NextOffset: 780
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 157 210]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 157 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 210 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 800, NextOffset: 931
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo2] vs [foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo3 foo_empty3 foo5 foo2]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1187, NextOffset: 1272
+    testutil.go:509: Offset: 968, NextOffset: 1053
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:509: Offset: 131, NextOffset: 260
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 780, NextOffset: 817
+    testutil.go:509: Offset: 596, NextOffset: 633
+    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:509: Offset: 633, NextOffset: 763
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 163 219]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 163 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 163 216]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 163 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 163 219]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 163 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 163 216]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 163 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 163 219]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 163 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo5 foo_empty5 foo2 foo_empty3 foo4 foo_empty4 foo6] vs [foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 990, NextOffset: 1075
+    testutil.go:509: Offset: 1201, NextOffset: 1286
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 819, NextOffset: 953
+    testutil.go:509: Offset: 996, NextOffset: 1164
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 266, NextOffset: 303
+    testutil.go:509: Offset: 380, NextOffset: 417
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 163 216]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 163 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 303, NextOffset: 438
+    testutil.go:509: Offset: 417, NextOffset: 583
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 610, NextOffset: 647
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 647, NextOffset: 782
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2] vs [foo_empty foo_empty2 foo3 foo5 foo_empty5 foo2 foo_empty3 foo4 foo_empty4 foo6 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 380, NextOffset: 417
+    testutil.go:509: Offset: 266, NextOffset: 303
+    testutil.go:509: Offset: 417, NextOffset: 583
+    testutil.go:509: Offset: 303, NextOffset: 438
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 610, NextOffset: 647
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:509: Offset: 647, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 996, NextOffset: 1164
+    testutil.go:509: Offset: 819, NextOffset: 953
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 1201, NextOffset: 1286
+    testutil.go:509: Offset: 990, NextOffset: 1075
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 162 218]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 162 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 218 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 162 215]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 162 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 215 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 162 218]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 162 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 218 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 162 215]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 162 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 215 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 162 218]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 162 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 218 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":641,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":811,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":944,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":579,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":616,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1155,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1192,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty4 foo6 foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5] vs [foo_empty foo2 foo_empty2 foo_empty4 foo5 foo3 foo_empty3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 944, NextOffset: 981
@@ -119980,7 +121411,28 @@
     testutil.go:509: Offset: 208, NextOffset: 245
     testutil.go:509: Offset: 131, NextOffset: 263
     testutil.go:509: Offset: 245, NextOffset: 377
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 162 215]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 162 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 215 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 263, NextOffset: 300
+    testutil.go:509: Offset: 377, NextOffset: 414
+    testutil.go:509: Offset: 300, NextOffset: 434
+    testutil.go:509: Offset: 414, NextOffset: 579
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 579, NextOffset: 616
+    testutil.go:509: Offset: 471, NextOffset: 604
+    testutil.go:509: Offset: 616, NextOffset: 782
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 604, NextOffset: 641
@@ -119993,50 +121445,16 @@
     testutil.go:509: Offset: 811, NextOffset: 944
     testutil.go:509: Offset: 989, NextOffset: 1155
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo2 foo_empty2 foo5 foo6 .no.prefetch.landmark foo] vs [foo_empty foo_empty3 foo4 foo5 foo_empty5 foo2 foo_empty2 foo3 foo_empty4 foo6 foo]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 377, NextOffset: 414
-    testutil.go:509: Offset: 263, NextOffset: 300
-    testutil.go:509: Offset: 414, NextOffset: 579
-    testutil.go:509: Offset: 300, NextOffset: 434
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 160 216]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty4 foo5 foo3] vs [foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty2 foo_empty4 foo6 foo]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 952, NextOffset: 989
     testutil.go:509: Offset: 774, NextOffset: 811
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 989, NextOffset: 1155
     testutil.go:509: Offset: 811, NextOffset: 944
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 160 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1155, NextOffset: 1192
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 1192, NextOffset: 1277
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 981, NextOffset: 1066
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 245, NextOffset: 377
-    testutil.go:509: Offset: 131, NextOffset: 263
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 579, NextOffset: 616
     testutil.go:509: Offset: 434, NextOffset: 471
@@ -120048,413 +121466,474 @@
     testutil.go:509: Offset: 604, NextOffset: 641
     testutil.go:509: Offset: 819, NextOffset: 952
     testutil.go:509: Offset: 641, NextOffset: 774
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 160 213]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1155, NextOffset: 1192
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 1192, NextOffset: 1277
+    testutil.go:509: Offset: 981, NextOffset: 1066
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 245, NextOffset: 377
+    testutil.go:509: Offset: 131, NextOffset: 263
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 377, NextOffset: 414
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 164 220]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 263, NextOffset: 300
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 160 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 213 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 164 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 220 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 414, NextOffset: 579
+    testutil.go:509: Offset: 300, NextOffset: 434
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 157 213]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 164 217]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 157 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 213 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 164 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 157 210]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 164 220]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 157 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 210 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:2349:   [1] at 164 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 220 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 163 219]
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 164 217]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 163 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 164 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 163 216]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 164 220]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 163 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 164 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 220 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 164 217]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 164 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":96,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":265,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":302,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":437,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":608,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":645,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":814,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":948,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":956,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":993,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1160,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1197,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo_empty5 foo_empty3 foo4 foo_empty4 foo5 foo6] vs [foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty4 .no.prefetch.landmark foo_empty]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo_empty foo_empty2 foo3 foo4 foo5 foo foo2 foo_empty3 foo_empty4] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 foo foo_empty3 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 437, NextOffset: 474
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 474, NextOffset: 608
+    testutil.go:509: Offset: 620, NextOffset: 787
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 608, NextOffset: 645
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 163 219]
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 141 191]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 163 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 787, NextOffset: 824
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 191 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 645, NextOffset: 777
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 645, NextOffset: 777
     testutil.go:509: Offset: 824, NextOffset: 956
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 777, NextOffset: 814
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 956, NextOffset: 993
     testutil.go:509: Offset: 814, NextOffset: 948
     testutil.go:509: Offset: 993, NextOffset: 1160
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 948, NextOffset: 985
-    testutil.go:509: Offset: 1160, NextOffset: 1197
-    testutil.go:509: Offset: 985, NextOffset: 1070
-    testutil.go:509: Offset: 1197, NextOffset: 1282
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 96, NextOffset: 133
     testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 133, NextOffset: 265
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 133, NextOffset: 265
     testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 265, NextOffset: 302
     testutil.go:509: Offset: 378, NextOffset: 415
     testutil.go:509: Offset: 302, NextOffset: 437
     testutil.go:509: Offset: 415, NextOffset: 583
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 948, NextOffset: 985
+    testutil.go:509: Offset: 1160, NextOffset: 1197
+    testutil.go:509: Offset: 985, NextOffset: 1070
+    testutil.go:509: Offset: 1197, NextOffset: 1282
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 foo foo_empty3 foo_empty5] vs [foo4 foo5 foo foo2 foo_empty3 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2 foo3]
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 437, NextOffset: 474
     testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 474, NextOffset: 608
+    testutil.go:509: Offset: 437, NextOffset: 474
     testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty4 .no.prefetch.landmark foo_empty] vs [foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty5]
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 163 216]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 163 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:509: Offset: 474, NextOffset: 608
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 787, NextOffset: 824
     testutil.go:509: Offset: 608, NextOffset: 645
     testutil.go:509: Offset: 824, NextOffset: 956
     testutil.go:509: Offset: 645, NextOffset: 777
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 956, NextOffset: 993
     testutil.go:509: Offset: 777, NextOffset: 814
     testutil.go:509: Offset: 993, NextOffset: 1160
     testutil.go:509: Offset: 814, NextOffset: 948
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 141 183]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 246
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 183 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 246, NextOffset: 378
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 133, NextOffset: 265
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1160, NextOffset: 1197
     testutil.go:509: Offset: 948, NextOffset: 985
     testutil.go:509: Offset: 1197, NextOffset: 1282
     testutil.go:509: Offset: 985, NextOffset: 1070
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:509: Offset: 133, NextOffset: 265
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 378, NextOffset: 415
     testutil.go:509: Offset: 265, NextOffset: 302
     testutil.go:509: Offset: 415, NextOffset: 583
     testutil.go:509: Offset: 302, NextOffset: 437
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 437, NextOffset: 474
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:509: Offset: 474, NextOffset: 608
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 163 219]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 163 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 163 216]
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 141 191]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 163 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 191 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 162 218]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 141 183]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 162 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 218 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 183 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 162 215]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 140 190]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 162 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 215 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 140 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 190 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 162 218]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 140 182]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 162 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 218 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 140 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 162 215]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":431,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":468,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":600,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":637,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":768,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":805,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":936,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":973,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":581,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":618,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":784,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1154,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1191,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 143 193]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 162 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 215 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 143 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 193 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":431,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":468,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":600,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":637,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":768,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":805,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":936,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":973,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":581,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":618,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":784,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1154,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1191,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo_empty3 foo_empty5 foo] vs [foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo4 foo_empty4 foo foo_empty2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty5 foo6 foo foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty foo3] vs [foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo3 foo4 foo5 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 132, NextOffset: 263
+    testutil.go:509: Offset: 246, NextOffset: 377
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 263, NextOffset: 300
     testutil.go:509: Offset: 377, NextOffset: 414
     testutil.go:509: Offset: 300, NextOffset: 431
     testutil.go:509: Offset: 414, NextOffset: 581
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 768, NextOffset: 805
+    testutil.go:509: Offset: 952, NextOffset: 989
+    testutil.go:509: Offset: 805, NextOffset: 936
+    testutil.go:509: Offset: 989, NextOffset: 1154
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 431, NextOffset: 468
     testutil.go:509: Offset: 581, NextOffset: 618
     testutil.go:509: Offset: 468, NextOffset: 600
     testutil.go:509: Offset: 618, NextOffset: 784
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 263
-    testutil.go:509: Offset: 246, NextOffset: 377
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 162 218]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 162 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 218 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 600, NextOffset: 637
     testutil.go:509: Offset: 784, NextOffset: 821
     testutil.go:509: Offset: 637, NextOffset: 768
     testutil.go:509: Offset: 821, NextOffset: 952
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 768, NextOffset: 805
-    testutil.go:509: Offset: 952, NextOffset: 989
-    testutil.go:509: Offset: 805, NextOffset: 936
-    testutil.go:509: Offset: 989, NextOffset: 1154
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 936, NextOffset: 973
     testutil.go:509: Offset: 1154, NextOffset: 1191
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 143 185]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 973, NextOffset: 1058
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1191, NextOffset: 1276
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo4 foo_empty4] vs [foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo_empty3 foo_empty5 foo foo_empty2 foo4]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 784, NextOffset: 821
-    testutil.go:509: Offset: 600, NextOffset: 637
-    testutil.go:509: Offset: 821, NextOffset: 952
-    testutil.go:509: Offset: 637, NextOffset: 768
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo3 foo4 foo5 foo foo_empty foo2 foo_empty2] vs [foo_empty foo3 foo4 foo_empty5 foo6 foo foo2 foo_empty2 foo_empty3 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 95, NextOffset: 132
     testutil.go:509: Offset: 246, NextOffset: 377
     testutil.go:509: Offset: 132, NextOffset: 263
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 143 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 377, NextOffset: 414
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 185 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 263, NextOffset: 300
+    testutil.go:509: Offset: 414, NextOffset: 581
+    testutil.go:509: Offset: 300, NextOffset: 431
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 952, NextOffset: 989
-    testutil.go:509: Offset: 768, NextOffset: 805
-    testutil.go:509: Offset: 989, NextOffset: 1154
-    testutil.go:509: Offset: 805, NextOffset: 936
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1154, NextOffset: 1191
     testutil.go:509: Offset: 936, NextOffset: 973
     testutil.go:509: Offset: 1191, NextOffset: 1276
     testutil.go:509: Offset: 973, NextOffset: 1058
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 377, NextOffset: 414
-    testutil.go:509: Offset: 263, NextOffset: 300
-    testutil.go:509: Offset: 414, NextOffset: 581
-    testutil.go:509: Offset: 300, NextOffset: 431
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 581, NextOffset: 618
     testutil.go:509: Offset: 431, NextOffset: 468
     testutil.go:509: Offset: 618, NextOffset: 784
     testutil.go:509: Offset: 468, NextOffset: 600
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 162 215]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 784, NextOffset: 821
+    testutil.go:509: Offset: 600, NextOffset: 637
+    testutil.go:509: Offset: 821, NextOffset: 952
+    testutil.go:509: Offset: 637, NextOffset: 768
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 952, NextOffset: 989
+    testutil.go:509: Offset: 768, NextOffset: 805
+    testutil.go:509: Offset: 989, NextOffset: 1154
+    testutil.go:509: Offset: 805, NextOffset: 936
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 143 193]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 162 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 215 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 143 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 193 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 164 220]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 143 185]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 164 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 220 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 143 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 185 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 164 217]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 143 193]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 164 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 143 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 193 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 164 220]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 143 185]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 164 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 220 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 143 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 185 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 141 191]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 191 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 164 217]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 141 183]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 164 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 183 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 164 220]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 141 191]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 164 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 220 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 191 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":270,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":444,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":481,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":618,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":655,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":792,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":966,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1003,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":384,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":421,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":592,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":629,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":973,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1010,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo_empty foo5] vs [foo4 foo_empty4 foo5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo_empty5 foo6 foo foo3]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo_empty4 foo_empty5 foo_empty foo2 foo3 foo_empty3 foo5 foo6 foo] vs [.no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty5 foo6 foo foo2 foo_empty3 foo4 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 444, NextOffset: 481
     testutil.go:509: Offset: 592, NextOffset: 629
     testutil.go:509: Offset: 481, NextOffset: 618
     testutil.go:509: Offset: 629, NextOffset: 799
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 618, NextOffset: 655
-    testutil.go:509: Offset: 799, NextOffset: 836
-    testutil.go:509: Offset: 655, NextOffset: 792
-    testutil.go:509: Offset: 836, NextOffset: 973
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 966, NextOffset: 1003
-    testutil.go:509: Offset: 1178, NextOffset: 1215
-    testutil.go:509: Offset: 1003, NextOffset: 1088
-    testutil.go:509: Offset: 1215, NextOffset: 1300
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 792, NextOffset: 829
     testutil.go:509: Offset: 973, NextOffset: 1010
     testutil.go:509: Offset: 829, NextOffset: 966
     testutil.go:509: Offset: 1010, NextOffset: 1178
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 966, NextOffset: 1003
+    testutil.go:509: Offset: 1178, NextOffset: 1215
+    testutil.go:509: Offset: 1003, NextOffset: 1088
+    testutil.go:509: Offset: 1215, NextOffset: 1300
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 97, NextOffset: 134
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 134, NextOffset: 270
     testutil.go:509: Offset: 248, NextOffset: 384
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 141 183]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 618, NextOffset: 655
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 183 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 799, NextOffset: 836
+    testutil.go:509: Offset: 655, NextOffset: 792
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 836, NextOffset: 973
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 270, NextOffset: 307
     testutil.go:509: Offset: 384, NextOffset: 421
     testutil.go:509: Offset: 307, NextOffset: 444
     testutil.go:509: Offset: 421, NextOffset: 592
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo_empty5 foo6 foo foo3] vs [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo_empty foo5 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty5 foo6 foo foo2 foo_empty3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo_empty foo_empty2] vs [foo3 foo_empty3 foo5 foo6 foo foo_empty2 foo4 foo_empty4 foo_empty5 foo_empty foo2]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 592, NextOffset: 629
+    testutil.go:509: Offset: 444, NextOffset: 481
+    testutil.go:509: Offset: 629, NextOffset: 799
+    testutil.go:509: Offset: 481, NextOffset: 618
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1178, NextOffset: 1215
@@ -120462,23 +121941,16 @@
     testutil.go:509: Offset: 1215, NextOffset: 1300
     testutil.go:509: Offset: 1003, NextOffset: 1088
     testutil.go:395: Comparing: "foo" vs "foo"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 97, NextOffset: 134
     testutil.go:509: Offset: 248, NextOffset: 384
     testutil.go:509: Offset: 134, NextOffset: 270
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 592, NextOffset: 629
-    testutil.go:509: Offset: 444, NextOffset: 481
-    testutil.go:509: Offset: 629, NextOffset: 799
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 164 217]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 481, NextOffset: 618
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 384, NextOffset: 421
+    testutil.go:509: Offset: 270, NextOffset: 307
+    testutil.go:509: Offset: 421, NextOffset: 592
+    testutil.go:509: Offset: 307, NextOffset: 444
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 799, NextOffset: 836
     testutil.go:509: Offset: 618, NextOffset: 655
@@ -120486,137 +121958,159 @@
     testutil.go:509: Offset: 655, NextOffset: 792
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 142 192]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 973, NextOffset: 1010
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 192 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 792, NextOffset: 829
     testutil.go:509: Offset: 1010, NextOffset: 1178
     testutil.go:509: Offset: 829, NextOffset: 966
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 384, NextOffset: 421
-    testutil.go:509: Offset: 270, NextOffset: 307
-    testutil.go:509: Offset: 421, NextOffset: 592
-    testutil.go:509: Offset: 307, NextOffset: 444
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 142 184]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 164 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 184 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 141 191]
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 144 194]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 191 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 194 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 141 183]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 144 186]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 183 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 186 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 141 191]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 144 194]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 191 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 194 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":485,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":965,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":998,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo2 foo4 foo_empty4 foo foo_empty foo_empty2 foo3 foo_empty3] vs [foo_empty5 foo6 .no.prefetch.landmark foo3 foo_empty3 foo4 foo foo_empty foo2 foo_empty2 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 112
-    testutil.go:509: Offset: 175, NextOffset: 208
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 141 183]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 144 186]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 183 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 186 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 112, NextOffset: 220
-    testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":485,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":965,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":998,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo_empty4 foo6 foo] vs [foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo6 foo foo4 foo5 foo_empty5 .no.prefetch.landmark foo_empty]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 253, NextOffset: 362
+    testutil.go:509: Offset: 349, NextOffset: 485
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 362, NextOffset: 395
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 485, NextOffset: 518
     testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:509: Offset: 518, NextOffset: 654
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 654, NextOffset: 687
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:509: Offset: 687, NextOffset: 796
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 646, NextOffset: 679
     testutil.go:509: Offset: 796, NextOffset: 829
     testutil.go:509: Offset: 679, NextOffset: 788
     testutil.go:509: Offset: 829, NextOffset: 965
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 788, NextOffset: 821
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 965, NextOffset: 998
     testutil.go:509: Offset: 821, NextOffset: 898
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 144 194]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 194 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 998, NextOffset: 1075
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 253, NextOffset: 362
-    testutil.go:509: Offset: 349, NextOffset: 485
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 654, NextOffset: 687
-    testutil.go:509: Offset: 537, NextOffset: 646
-    testutil.go:509: Offset: 687, NextOffset: 796
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 112
+    testutil.go:509: Offset: 175, NextOffset: 208
+    testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:509: Offset: 208, NextOffset: 316
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 .no.prefetch.landmark foo3 foo_empty3 foo4 foo foo_empty foo2 foo_empty2 foo_empty4 foo5] vs [foo_empty foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo2 foo4 foo_empty4 foo]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 965, NextOffset: 998
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 998, NextOffset: 1075
-    testutil.go:509: Offset: 821, NextOffset: 898
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo6 foo foo4 foo5 foo_empty5 .no.prefetch.landmark] vs [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo_empty4 foo6]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 485, NextOffset: 518
     testutil.go:509: Offset: 362, NextOffset: 395
     testutil.go:509: Offset: 518, NextOffset: 654
     testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 654, NextOffset: 687
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 687, NextOffset: 796
-    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 998, NextOffset: 1075
+    testutil.go:509: Offset: 821, NextOffset: 898
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 79, NextOffset: 112
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 140 190]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 208, NextOffset: 316
     testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 654, NextOffset: 687
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 687, NextOffset: 796
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 796, NextOffset: 829
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 316, NextOffset: 349
@@ -120624,75 +122118,101 @@
     testutil.go:509: Offset: 349, NextOffset: 485
     testutil.go:509: Offset: 253, NextOffset: 362
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 144 186]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 140 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 796, NextOffset: 829
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 829, NextOffset: 965
-    testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 190 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 186 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 140 182]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 150 200]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 140 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 150 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 143 193]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 150 192]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 143 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 193 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 150 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 192 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 143 185]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 150 200]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 143 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 185 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 150 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 143 193]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 150 192]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 143 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 193 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 150 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 192 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 148 198]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 148 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 198 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty4 foo6 foo foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo_empty] vs [foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo4 foo foo_empty2 foo3]
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo_empty5] vs [foo2 foo3 foo_empty3 foo4 foo5 foo6 foo_empty foo_empty2 foo_empty4 foo_empty5 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 371, NextOffset: 404
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 148 190]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 148 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 190 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 404, NextOffset: 515
     testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 662, NextOffset: 695
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:509: Offset: 695, NextOffset: 806
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 692, NextOffset: 803
+    testutil.go:509: Offset: 839, NextOffset: 976
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 803, NextOffset: 836
     testutil.go:509: Offset: 976, NextOffset: 1009
@@ -120702,148 +122222,152 @@
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 117, NextOffset: 227
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 143 185]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 227, NextOffset: 260
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 143 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 322, NextOffset: 355
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 185 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 260, NextOffset: 371
     testutil.go:509: Offset: 355, NextOffset: 492
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 662, NextOffset: 695
-    testutil.go:509: Offset: 548, NextOffset: 659
-    testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty3 foo4 foo foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark] vs [foo_empty5 foo_empty foo3 foo_empty4 foo6 foo foo2 foo_empty2 foo_empty3 foo4 foo5]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 1009, NextOffset: 1086
-    testutil.go:509: Offset: 836, NextOffset: 913
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo5 foo6 foo_empty foo_empty2 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo2] vs [foo foo_empty foo_empty5 foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:509: Offset: 117, NextOffset: 227
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 322, NextOffset: 355
     testutil.go:509: Offset: 227, NextOffset: 260
     testutil.go:509: Offset: 355, NextOffset: 492
     testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 371, NextOffset: 404
+    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:509: Offset: 404, NextOffset: 515
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 662, NextOffset: 695
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 695, NextOffset: 806
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 548, NextOffset: 659
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:509: Offset: 117, NextOffset: 227
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 143 193]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 155 205]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 806, NextOffset: 839
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 143 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 193 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:509: Offset: 692, NextOffset: 803
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 803, NextOffset: 836
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1009, NextOffset: 1086
+    testutil.go:509: Offset: 836, NextOffset: 913
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 143 185]
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 155 197]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 143 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 185 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 197 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 141 191]
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 155 205]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 191 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 141 183]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 155 197]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 183 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 197 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 141 191]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 155 205]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 191 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo2 foo3 foo_empty3 foo5] vs [foo foo_empty foo_empty2 foo3 foo4 foo6 .no.prefetch.landmark foo2 foo_empty3 foo_empty4 foo5 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo4 foo5 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty] vs [foo_empty5 .no.prefetch.landmark foo foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 176, NextOffset: 209
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 155 197]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 197 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 113, NextOffset: 222
     testutil.go:509: Offset: 209, NextOffset: 318
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 255
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 255, NextOffset: 365
+    testutil.go:509: Offset: 351, NextOffset: 487
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 365, NextOffset: 398
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:509: Offset: 520, NextOffset: 656
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 508, NextOffset: 541
     testutil.go:509: Offset: 656, NextOffset: 689
     testutil.go:509: Offset: 541, NextOffset: 651
     testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 651, NextOffset: 684
+    testutil.go:509: Offset: 799, NextOffset: 832
+    testutil.go:509: Offset: 684, NextOffset: 794
+    testutil.go:509: Offset: 832, NextOffset: 968
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
@@ -120851,220 +122375,227 @@
     testutil.go:509: Offset: 968, NextOffset: 1001
     testutil.go:509: Offset: 827, NextOffset: 904
     testutil.go:509: Offset: 1001, NextOffset: 1078
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 255
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 255, NextOffset: 365
-    testutil.go:509: Offset: 351, NextOffset: 487
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 365, NextOffset: 398
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 398, NextOffset: 508
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 520, NextOffset: 656
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 141 183]
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 153 203]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty5 .no.prefetch.landmark foo foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty foo2] vs [foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty3 foo_empty4 foo_empty5 foo6 foo]
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 1636
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 183 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 651, NextOffset: 684
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:509: Offset: 799, NextOffset: 832
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 799, NextOffset: 832
-    testutil.go:509: Offset: 684, NextOffset: 794
-    testutil.go:509: Offset: 832, NextOffset: 968
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo4 foo6 .no.prefetch.landmark foo2 foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo3 foo_empty3 foo5 foo foo_empty foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo2]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 799, NextOffset: 832
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 651, NextOffset: 684
     testutil.go:509: Offset: 832, NextOffset: 968
     testutil.go:509: Offset: 684, NextOffset: 794
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 968, NextOffset: 1001
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 1001, NextOffset: 1078
+    testutil.go:509: Offset: 827, NextOffset: 904
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 222, NextOffset: 255
+    testutil.go:509: Offset: 351, NextOffset: 487
+    testutil.go:509: Offset: 255, NextOffset: 365
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 176, NextOffset: 209
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 209, NextOffset: 318
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 113, NextOffset: 222
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 487, NextOffset: 520
     testutil.go:509: Offset: 365, NextOffset: 398
     testutil.go:509: Offset: 520, NextOffset: 656
     testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 656, NextOffset: 689
     testutil.go:509: Offset: 508, NextOffset: 541
     testutil.go:509: Offset: 689, NextOffset: 799
     testutil.go:509: Offset: 541, NextOffset: 651
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 794, NextOffset: 827
-    testutil.go:509: Offset: 1001, NextOffset: 1078
-    testutil.go:509: Offset: 827, NextOffset: 904
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 222, NextOffset: 255
-    testutil.go:509: Offset: 351, NextOffset: 487
-    testutil.go:509: Offset: 255, NextOffset: 365
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 153 195]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 195 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 142 192]
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 153 203]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 192 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 142 184]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 153 195]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 184 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 195 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 144 194]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 153 203]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 194 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
 === RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 144 186]
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 153 195]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 186 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 195 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 144 194]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 157 207]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 194 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:2349:   [1] at 157 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 207 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 144 186]
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 157 199]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 186 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 157 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 199 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":407,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":519,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":552,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":664,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":809,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":842,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":180,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":324,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":666,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":699,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":811,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":844,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":982,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1015,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty foo5 foo6] vs [foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo foo_empty foo2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty3 foo4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3] vs [foo foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo3 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 664, NextOffset: 697
     testutil.go:509: Offset: 811, NextOffset: 844
     testutil.go:509: Offset: 697, NextOffset: 809
     testutil.go:509: Offset: 844, NextOffset: 982
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 519, NextOffset: 552
+    testutil.go:509: Offset: 666, NextOffset: 699
+    testutil.go:509: Offset: 552, NextOffset: 664
+    testutil.go:509: Offset: 699, NextOffset: 811
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 809, NextOffset: 842
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 842, NextOffset: 919
+    testutil.go:509: Offset: 1015, NextOffset: 1092
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 118, NextOffset: 229
+    testutil.go:509: Offset: 213, NextOffset: 324
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 262, NextOffset: 374
+    testutil.go:509: Offset: 357, NextOffset: 495
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 157 207]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 157 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 207 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 374, NextOffset: 407
+    testutil.go:509: Offset: 495, NextOffset: 528
+    testutil.go:509: Offset: 407, NextOffset: 519
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 528, NextOffset: 666
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo_empty foo3 foo4 foo_empty4 foo foo2 foo_empty2 foo_empty3 foo5 foo_empty5] vs [foo_empty3 foo4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 809, NextOffset: 842
     testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 842, NextOffset: 919
+    testutil.go:509: Offset: 809, NextOffset: 842
     testutil.go:509: Offset: 1015, NextOffset: 1092
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 118, NextOffset: 229
-    testutil.go:509: Offset: 213, NextOffset: 324
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:509: Offset: 357, NextOffset: 495
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 842, NextOffset: 919
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 374, NextOffset: 407
     testutil.go:509: Offset: 495, NextOffset: 528
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 144 194]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 374, NextOffset: 407
+    testutil.go:509: Offset: 528, NextOffset: 666
     testutil.go:509: Offset: 407, NextOffset: 519
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 666, NextOffset: 699
+    testutil.go:509: Offset: 519, NextOffset: 552
+    testutil.go:509: Offset: 699, NextOffset: 811
+    testutil.go:509: Offset: 552, NextOffset: 664
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 157 199]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 194 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 157 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 199 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 528, NextOffset: 666
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 519, NextOffset: 552
-    testutil.go:509: Offset: 666, NextOffset: 699
-    testutil.go:509: Offset: 552, NextOffset: 664
-    testutil.go:509: Offset: 699, NextOffset: 811
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo] vs [foo4 foo_empty4 foo_empty5 foo_empty foo5 foo6 foo foo2 foo_empty2 foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 180, NextOffset: 213
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 213, NextOffset: 324
     testutil.go:509: Offset: 118, NextOffset: 229
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 324, NextOffset: 357
     testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 357, NextOffset: 495
     testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 666, NextOffset: 699
-    testutil.go:509: Offset: 519, NextOffset: 552
-    testutil.go:509: Offset: 699, NextOffset: 811
-    testutil.go:509: Offset: 552, NextOffset: 664
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 809, NextOffset: 842
-    testutil.go:509: Offset: 1015, NextOffset: 1092
-    testutil.go:509: Offset: 842, NextOffset: 919
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 495, NextOffset: 528
-    testutil.go:509: Offset: 374, NextOffset: 407
-    testutil.go:509: Offset: 528, NextOffset: 666
-    testutil.go:509: Offset: 407, NextOffset: 519
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 811, NextOffset: 844
@@ -121072,157 +122603,139 @@
     testutil.go:509: Offset: 844, NextOffset: 982
     testutil.go:509: Offset: 697, NextOffset: 809
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 144 186]
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 156 206]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 186 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 156 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 206 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 150 200]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 156 198]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 150 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:2349:   [1] at 156 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 198 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 150 192]
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 398 651]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 150 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 192 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:2349:   [1] at 398 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 651 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 150 200]
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 398 510]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 150 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 398 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 510 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 150 192]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 398 651]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 150 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 192 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 398 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 651 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 148 198]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 398 510]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 148 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 198 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 398 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 510 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":485,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":965,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":998,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty5 foo_empty foo2 foo3 foo_empty4 foo5 foo6 foo] vs [foo3 foo4 foo_empty5 foo foo_empty2 foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 654, NextOffset: 687
-    testutil.go:509: Offset: 537, NextOffset: 646
-    testutil.go:509: Offset: 687, NextOffset: 796
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 253, NextOffset: 362
-    testutil.go:509: Offset: 349, NextOffset: 485
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 485, NextOffset: 518
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:509: Offset: 518, NextOffset: 654
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 148 190]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo foo_empty foo2 foo_empty2 foo3 foo4 foo6 foo_empty3] vs [foo_empty2 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo3 foo_empty3 foo4 foo_empty5 foo foo2]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 646, NextOffset: 679
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 402 655]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 148 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 190 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 402 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 655 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 796, NextOffset: 829
     testutil.go:509: Offset: 679, NextOffset: 788
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 829, NextOffset: 965
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 965, NextOffset: 998
-    testutil.go:509: Offset: 821, NextOffset: 898
-    testutil.go:509: Offset: 998, NextOffset: 1075
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 79, NextOffset: 112
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 112, NextOffset: 220
     testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo4 foo_empty5] vs [foo_empty3 foo4 foo_empty5 foo_empty foo2 foo3 foo_empty4 foo5 foo6 foo foo_empty2]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 220, NextOffset: 253
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 349, NextOffset: 485
+    testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 362
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 485, NextOffset: 518
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 518, NextOffset: 654
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 654, NextOffset: 687
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 687, NextOffset: 796
-    testutil.go:509: Offset: 537, NextOffset: 646
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 155 205]
+    testutil.go:509: Offset: 349, NextOffset: 485
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 402 514]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 402 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 514 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 654, NextOffset: 687
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:509: Offset: 687, NextOffset: 796
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 821, NextOffset: 898
+    testutil.go:509: Offset: 998, NextOffset: 1075
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo3 foo_empty3 foo4 foo_empty5 foo foo2 foo_empty2] vs [foo_empty5 foo foo_empty foo2 foo_empty2 foo3 foo4 foo6 foo_empty3 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 79, NextOffset: 112
     testutil.go:509: Offset: 208, NextOffset: 316
     testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 349, NextOffset: 485
+    testutil.go:509: Offset: 253, NextOffset: 362
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 796, NextOffset: 829
@@ -121234,247 +122747,260 @@
     testutil.go:509: Offset: 788, NextOffset: 821
     testutil.go:509: Offset: 998, NextOffset: 1075
     testutil.go:509: Offset: 821, NextOffset: 898
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 155 197]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 654, NextOffset: 687
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 403 656]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 197 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 403 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 656 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 155 205]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 687, NextOffset: 796
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 403 515]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 403 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 515 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 155 197]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 403 656]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 197 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 403 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 656 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 155 205]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 403 515]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 403 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 515 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 155 197]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 405 658]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 155 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 197 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 405 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 658 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 153 203]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 405 517]
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 405 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 517 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo_empty foo2 foo_empty3 foo_empty4 foo foo_empty2 foo3 foo4] vs [foo4 foo5 foo6 foo_empty foo2 foo3 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty2 foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo6 foo_empty foo_empty2 foo3 foo4 foo5 foo_empty5 foo foo2] vs [foo foo3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 371, NextOffset: 404
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 662, NextOffset: 695
+    testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:509: Offset: 695, NextOffset: 806
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 692, NextOffset: 803
     testutil.go:509: Offset: 839, NextOffset: 976
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 400 653]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 227, NextOffset: 260
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 976, NextOffset: 1009
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 400 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 653 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 976, NextOffset: 1009
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 836, NextOffset: 913
     testutil.go:509: Offset: 1009, NextOffset: 1086
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo_empty5 foo6 foo foo3 foo4] vs [foo4 foo5 foo_empty5 foo foo2 foo_empty3 foo_empty4 foo6 foo_empty foo_empty2 foo3]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 227, NextOffset: 260
     testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:509: Offset: 227, NextOffset: 260
     testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 803, NextOffset: 836
+    testutil.go:509: Offset: 1009, NextOffset: 1086
+    testutil.go:509: Offset: 836, NextOffset: 913
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 153 195]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 195 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 662, NextOffset: 695
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 548, NextOffset: 659
-    testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo6 foo_empty foo2 foo3 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty2 foo_empty3] vs [foo foo_empty2 foo3 foo4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty3 foo_empty4]
+    testutil.go:509: Offset: 117, NextOffset: 227
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 371, NextOffset: 404
     testutil.go:509: Offset: 525, NextOffset: 662
     testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 662, NextOffset: 695
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 695, NextOffset: 806
     testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 839, NextOffset: 976
     testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 1009, NextOffset: 1086
-    testutil.go:509: Offset: 836, NextOffset: 913
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 322, NextOffset: 355
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 153 203]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 227, NextOffset: 260
-    testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:509: Offset: 260, NextOffset: 371
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 400 512]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 400 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 512 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 153 195]
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 400 653]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 195 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 400 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 653 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 153 203]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 400 512]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 400 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 512 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 153 195]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 404 657]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 195 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 404 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 657 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 157 207]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 404 516]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 157 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 207 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 404 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 516 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 157 199]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 405 658]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 157 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 199 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo_empty foo2 foo4 foo5 foo foo_empty2 foo3 foo_empty3 foo_empty4] vs [foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo4 foo_empty4 foo_empty2 foo_empty3 foo5]
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 405 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 658 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 113, NextOffset: 222
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:1683: "foo"(basename:"foo") is child of ""
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 209, NextOffset: 318
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 405 517]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
+    testutil.go:2349:   [1] at 405 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 517 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1683: "foo"(basename:"foo") is child of ""
+    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 365, NextOffset: 398
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 398, NextOffset: 508
-    testutil.go:509: Offset: 520, NextOffset: 656
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo4 foo5 foo_empty foo_empty3 foo_empty4 foo_empty5 foo6] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo foo_empty4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 508, NextOffset: 541
+    testutil.go:509: Offset: 656, NextOffset: 689
+    testutil.go:509: Offset: 541, NextOffset: 651
+    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 651, NextOffset: 684
+    testutil.go:509: Offset: 799, NextOffset: 832
+    testutil.go:509: Offset: 684, NextOffset: 794
+    testutil.go:509: Offset: 832, NextOffset: 968
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
@@ -121483,179 +123009,205 @@
     testutil.go:509: Offset: 968, NextOffset: 1001
     testutil.go:509: Offset: 827, NextOffset: 904
     testutil.go:509: Offset: 1001, NextOffset: 1078
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 113, NextOffset: 222
+    testutil.go:509: Offset: 209, NextOffset: 318
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 222, NextOffset: 255
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 255, NextOffset: 365
     testutil.go:509: Offset: 351, NextOffset: 487
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 508, NextOffset: 541
-    testutil.go:509: Offset: 656, NextOffset: 689
-    testutil.go:509: Offset: 541, NextOffset: 651
-    testutil.go:509: Offset: 689, NextOffset: 799
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 651, NextOffset: 684
-    testutil.go:509: Offset: 799, NextOffset: 832
-    testutil.go:509: Offset: 684, NextOffset: 794
-    testutil.go:509: Offset: 832, NextOffset: 968
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 365, NextOffset: 398
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:509: Offset: 520, NextOffset: 656
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo3 foo4 foo_empty4 foo_empty2 foo_empty3 foo5 foo_empty5 foo6] vs [foo foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo4 foo5]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo foo_empty4 foo_empty5 foo6] vs [foo2 foo_empty2 foo3 foo4 foo5 foo_empty foo_empty3 foo_empty4 foo_empty5 foo6 foo]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 222, NextOffset: 255
     testutil.go:509: Offset: 351, NextOffset: 487
     testutil.go:509: Offset: 255, NextOffset: 365
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 487, NextOffset: 520
     testutil.go:509: Offset: 365, NextOffset: 398
     testutil.go:509: Offset: 520, NextOffset: 656
     testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 656, NextOffset: 689
     testutil.go:509: Offset: 508, NextOffset: 541
     testutil.go:509: Offset: 689, NextOffset: 799
     testutil.go:509: Offset: 541, NextOffset: 651
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 405 658]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 799, NextOffset: 832
     testutil.go:509: Offset: 651, NextOffset: 684
-    testutil.go:509: Offset: 832, NextOffset: 968
-    testutil.go:509: Offset: 684, NextOffset: 794
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 968, NextOffset: 1001
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 157 207]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 794, NextOffset: 827
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 157 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 207 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 832, NextOffset: 968
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 405 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 658 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1001, NextOffset: 1078
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 827, NextOffset: 904
+    testutil.go:509: Offset: 684, NextOffset: 794
     testutil.go:395: Comparing: "foo" vs "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 176, NextOffset: 209
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 209, NextOffset: 318
     testutil.go:509: Offset: 113, NextOffset: 222
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 968, NextOffset: 1001
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 1001, NextOffset: 1078
+    testutil.go:509: Offset: 827, NextOffset: 904
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 157 199]
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 405 517]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 157 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 199 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 405 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 517 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 156 206]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 156 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 206 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 156 198]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 409 662]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 156 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 198 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 409 in stargz, uncompressed length 1636
+    testutil.go:2349:   [2] at 662 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 398 651]
+=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 409 521]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 398 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 651 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 409 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 521 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2688]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1564]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 2688]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1564]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":407,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":519,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":552,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":664,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":809,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":842,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":180,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":324,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":666,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":699,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":811,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":844,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":982,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1015,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo5] vs [foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty2 foo_empty3 foo5 foo foo_empty foo2 foo3 foo4]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 118, NextOffset: 229
-    testutil.go:509: Offset: 213, NextOffset: 324
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo foo_empty foo6 foo2 foo_empty2 foo3 foo_empty3 foo4] vs [foo3 foo4 foo_empty4 foo6 foo_empty foo_empty3 foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 262, NextOffset: 374
+    testutil.go:509: Offset: 357, NextOffset: 495
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 374, NextOffset: 407
     testutil.go:509: Offset: 495, NextOffset: 528
     testutil.go:509: Offset: 407, NextOffset: 519
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 398 510]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 398 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 510 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 528, NextOffset: 666
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 519, NextOffset: 552
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 666, NextOffset: 699
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 2688]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 552, NextOffset: 664
     testutil.go:509: Offset: 699, NextOffset: 811
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 664, NextOffset: 697
+    testutil.go:509: Offset: 811, NextOffset: 844
+    testutil.go:509: Offset: 697, NextOffset: 809
+    testutil.go:509: Offset: 844, NextOffset: 982
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 118, NextOffset: 229
+    testutil.go:509: Offset: 213, NextOffset: 324
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 809, NextOffset: 842
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 982, NextOffset: 1015
     testutil.go:509: Offset: 842, NextOffset: 919
     testutil.go:509: Offset: 1015, NextOffset: 1092
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:509: Offset: 357, NextOffset: 495
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 664, NextOffset: 697
-    testutil.go:509: Offset: 811, NextOffset: 844
-    testutil.go:509: Offset: 697, NextOffset: 809
-    testutil.go:509: Offset: 844, NextOffset: 982
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 .no.prefetch.landmark foo_empty2 foo_empty3 foo5 foo foo_empty foo2 foo3 foo4 foo_empty4] vs [foo_empty4 foo_empty5 foo6 foo_empty foo2 foo5 foo foo_empty2 foo3 foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo4 foo_empty4 foo6 foo_empty] vs [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo6 foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 213, NextOffset: 324
+    testutil.go:509: Offset: 118, NextOffset: 229
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 324, NextOffset: 357
     testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 357, NextOffset: 495
     testutil.go:509: Offset: 262, NextOffset: 374
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 495, NextOffset: 528
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 1564]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 374, NextOffset: 407
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 528, NextOffset: 666
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 407, NextOffset: 519
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 666, NextOffset: 699
@@ -121663,308 +123215,204 @@
     testutil.go:509: Offset: 699, NextOffset: 811
     testutil.go:509: Offset: 552, NextOffset: 664
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 398 651]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 398 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 982, NextOffset: 1015
     testutil.go:509: Offset: 809, NextOffset: 842
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 651 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1015, NextOffset: 1092
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 842, NextOffset: 919
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 811, NextOffset: 844
     testutil.go:509: Offset: 664, NextOffset: 697
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 844, NextOffset: 982
     testutil.go:509: Offset: 697, NextOffset: 809
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 213, NextOffset: 324
-    testutil.go:509: Offset: 118, NextOffset: 229
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 398 510]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2688]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 398 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 510 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 402 655]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1564]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 402 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 655 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 402 514]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 2688]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 402 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 514 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 403 656]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1564]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 403 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 656 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 403 515]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 2688]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 403 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 515 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 403 656]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 1564]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 403 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 656 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2688]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1564]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":111,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":218,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":251,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":359,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":674,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":815,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":174,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":314,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":347,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":482,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":650,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":683,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":791,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":992,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty5 foo foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo_empty] vs [foo foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty2 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo2 foo3 foo_empty4 foo6] vs [foo_empty5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo4 .no.prefetch.landmark foo foo_empty foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 650, NextOffset: 683
+    testutil.go:509: Offset: 533, NextOffset: 641
+    testutil.go:509: Offset: 683, NextOffset: 791
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 641, NextOffset: 674
+    testutil.go:509: Offset: 791, NextOffset: 824
+    testutil.go:509: Offset: 674, NextOffset: 782
+    testutil.go:509: Offset: 824, NextOffset: 959
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 78, NextOffset: 111
-    testutil.go:509: Offset: 174, NextOffset: 207
-    testutil.go:509: Offset: 111, NextOffset: 218
-    testutil.go:509: Offset: 207, NextOffset: 314
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 314, NextOffset: 347
     testutil.go:509: Offset: 251, NextOffset: 359
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 403 515]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 347, NextOffset: 482
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 403 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 515 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 359, NextOffset: 392
+    testutil.go:509: Offset: 482, NextOffset: 515
+    testutil.go:509: Offset: 392, NextOffset: 500
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 2688]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 515, NextOffset: 650
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 641, NextOffset: 674
-    testutil.go:509: Offset: 791, NextOffset: 824
-    testutil.go:509: Offset: 674, NextOffset: 782
-    testutil.go:509: Offset: 824, NextOffset: 959
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 782, NextOffset: 815
     testutil.go:509: Offset: 959, NextOffset: 992
     testutil.go:509: Offset: 815, NextOffset: 892
     testutil.go:509: Offset: 992, NextOffset: 1069
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 78, NextOffset: 111
+    testutil.go:509: Offset: 174, NextOffset: 207
+    testutil.go:509: Offset: 111, NextOffset: 218
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 207, NextOffset: 314
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 359, NextOffset: 392
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 392, NextOffset: 500
-    testutil.go:509: Offset: 515, NextOffset: 650
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 .no.prefetch.landmark foo foo_empty foo_empty4 foo5 foo_empty5 foo6 foo2 foo_empty2 foo3] vs [foo_empty3 foo4 foo5 foo_empty5 foo2 foo3 foo_empty4 foo6 foo foo_empty foo_empty2]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 650, NextOffset: 683
-    testutil.go:509: Offset: 533, NextOffset: 641
+    testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 683, NextOffset: 791
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty2] vs [foo foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo_empty foo3 foo4 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 533, NextOffset: 641
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 174, NextOffset: 207
+    testutil.go:509: Offset: 78, NextOffset: 111
+    testutil.go:509: Offset: 207, NextOffset: 314
+    testutil.go:509: Offset: 111, NextOffset: 218
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 791, NextOffset: 824
     testutil.go:509: Offset: 641, NextOffset: 674
     testutil.go:509: Offset: 824, NextOffset: 959
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 405 658]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 674, NextOffset: 782
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 405 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 658 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 959, NextOffset: 992
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 782, NextOffset: 815
     testutil.go:509: Offset: 992, NextOffset: 1069
     testutil.go:509: Offset: 815, NextOffset: 892
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 174, NextOffset: 207
-    testutil.go:509: Offset: 78, NextOffset: 111
-    testutil.go:509: Offset: 207, NextOffset: 314
-    testutil.go:509: Offset: 111, NextOffset: 218
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 314, NextOffset: 347
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1564]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 218, NextOffset: 251
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 347, NextOffset: 482
     testutil.go:509: Offset: 251, NextOffset: 359
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 482, NextOffset: 515
     testutil.go:509: Offset: 359, NextOffset: 392
     testutil.go:509: Offset: 515, NextOffset: 650
     testutil.go:509: Offset: 392, NextOffset: 500
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 650, NextOffset: 683
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 683, NextOffset: 791
-    testutil.go:509: Offset: 533, NextOffset: 641
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 405 517]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 2688]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 405 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 517 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 400 653]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 1564]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 400 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 653 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 400 512]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 2688]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 400 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 512 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 400 653]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1564]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 400 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 653 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 400 512]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 2688]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 400 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 512 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1564]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 2688]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":83,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":368,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":401,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":511,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":544,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":797,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":830,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":320,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":489,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":522,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":691,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":801,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":834,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":970,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1003,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo3 foo4 foo6] vs [foo_empty5 foo foo_empty foo_empty2 foo5 foo6 .no.prefetch.landmark foo2 foo3 foo_empty3 foo4 foo_empty4]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 258, NextOffset: 368
-    testutil.go:509: Offset: 353, NextOffset: 489
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo2] vs [.no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty4]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 404 657]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 654, NextOffset: 687
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 801, NextOffset: 834
-    testutil.go:509: Offset: 687, NextOffset: 797
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 834, NextOffset: 970
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 368, NextOffset: 401
-    testutil.go:509: Offset: 489, NextOffset: 522
-    testutil.go:509: Offset: 401, NextOffset: 511
-    testutil.go:509: Offset: 522, NextOffset: 658
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 404 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 657 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 511, NextOffset: 544
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 658, NextOffset: 691
-    testutil.go:509: Offset: 544, NextOffset: 654
-    testutil.go:509: Offset: 691, NextOffset: 801
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 797, NextOffset: 830
     testutil.go:509: Offset: 970, NextOffset: 1003
@@ -121976,30 +123424,32 @@
     testutil.go:509: Offset: 116, NextOffset: 225
     testutil.go:509: Offset: 211, NextOffset: 320
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty foo_empty2 foo5 foo6] vs [foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo3 foo4 foo6 foo foo_empty foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 211, NextOffset: 320
-    testutil.go:509: Offset: 116, NextOffset: 225
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 368, NextOffset: 401
+    testutil.go:509: Offset: 489, NextOffset: 522
+    testutil.go:509: Offset: 401, NextOffset: 511
+    testutil.go:509: Offset: 522, NextOffset: 658
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 511, NextOffset: 544
+    testutil.go:509: Offset: 658, NextOffset: 691
+    testutil.go:509: Offset: 544, NextOffset: 654
+    testutil.go:509: Offset: 691, NextOffset: 801
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 801, NextOffset: 834
     testutil.go:509: Offset: 654, NextOffset: 687
-    testutil.go:509: Offset: 834, NextOffset: 970
+    testutil.go:509: Offset: 801, NextOffset: 834
     testutil.go:509: Offset: 687, NextOffset: 797
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 970, NextOffset: 1003
-    testutil.go:509: Offset: 797, NextOffset: 830
-    testutil.go:509: Offset: 1003, NextOffset: 1080
-    testutil.go:509: Offset: 830, NextOffset: 907
+    testutil.go:509: Offset: 834, NextOffset: 970
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 353, NextOffset: 489
+    testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 258, NextOffset: 368
+    testutil.go:509: Offset: 353, NextOffset: 489
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty4 .no.prefetch.landmark foo_empty2] vs [foo_empty5 foo2 foo_empty4 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 489, NextOffset: 522
     testutil.go:509: Offset: 368, NextOffset: 401
@@ -122011,254 +123461,234 @@
     testutil.go:509: Offset: 511, NextOffset: 544
     testutil.go:509: Offset: 691, NextOffset: 801
     testutil.go:509: Offset: 544, NextOffset: 654
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 801, NextOffset: 834
+    testutil.go:509: Offset: 654, NextOffset: 687
+    testutil.go:509: Offset: 834, NextOffset: 970
+    testutil.go:509: Offset: 687, NextOffset: 797
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 404 516]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 404 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 516 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 970, NextOffset: 1003
+    testutil.go:509: Offset: 797, NextOffset: 830
+    testutil.go:509: Offset: 1003, NextOffset: 1080
+    testutil.go:509: Offset: 830, NextOffset: 907
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 211, NextOffset: 320
+    testutil.go:509: Offset: 116, NextOffset: 225
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 353, NextOffset: 489
+    testutil.go:509: Offset: 258, NextOffset: 368
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 405 658]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 1564]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 405 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 658 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 405 517]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 147]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 405 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 517 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 405 658]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 142]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 405 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 658 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 405 517]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 147]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 405 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 517 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 409 662]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 142]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-    testutil.go:2349:   [1] at 409 in stargz, uncompressed length 1636
-    testutil.go:2349:   [2] at 662 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 149]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 149 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 144]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 153]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":484,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":652,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":685,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":962,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":995,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty5 foo6 foo_empty foo2 foo3 foo_empty3 foo_empty4 foo foo_empty2] vs [foo4 foo_empty4 foo_empty foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 409 521]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 79, NextOffset: 112
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2048
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 175, NextOffset: 208
-    testutil.go:509: Offset: 112, NextOffset: 220
-    testutil.go:509: Offset: 208, NextOffset: 316
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 409 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 652, NextOffset: 685
-    testutil.go:509: Offset: 537, NextOffset: 646
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 521 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 685, NextOffset: 794
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 794, NextOffset: 827
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 679, NextOffset: 788
-=== NAME  TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:1683: "foo"(basename:"foo") is child of ""
-    testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 827, NextOffset: 962
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo foo_empty foo_empty2 foo_empty3 foo5 foo_empty5 foo6 foo2 foo3] vs [foo_empty4 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty5 foo foo_empty3]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 788, NextOffset: 821
     testutil.go:509: Offset: 962, NextOffset: 995
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 821, NextOffset: 898
     testutil.go:509: Offset: 995, NextOffset: 1072
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 362
     testutil.go:509: Offset: 349, NextOffset: 484
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 362, NextOffset: 395
     testutil.go:509: Offset: 484, NextOffset: 517
     testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:509: Offset: 517, NextOffset: 652
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo4 foo_empty4 foo_empty foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6] vs [foo6 foo_empty foo2 foo3 foo_empty3 foo_empty4 foo foo_empty2 foo4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 652, NextOffset: 685
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:509: Offset: 685, NextOffset: 794
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 112
+    testutil.go:509: Offset: 175, NextOffset: 208
+    testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:509: Offset: 208, NextOffset: 316
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 484, NextOffset: 517
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 517, NextOffset: 652
-    testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 794, NextOffset: 827
     testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 827, NextOffset: 962
+    testutil.go:509: Offset: 794, NextOffset: 827
     testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 962, NextOffset: 995
-    testutil.go:509: Offset: 788, NextOffset: 821
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2688]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 149]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 827, NextOffset: 962
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 995, NextOffset: 1072
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 821, NextOffset: 898
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 149 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty5] vs [foo4 foo_empty4 foo foo_empty foo_empty2 foo_empty3 foo5 foo_empty5 foo6 foo2 foo3]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 79, NextOffset: 112
     testutil.go:509: Offset: 208, NextOffset: 316
     testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 962, NextOffset: 995
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 995, NextOffset: 1072
+    testutil.go:509: Offset: 821, NextOffset: 898
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 484
     testutil.go:509: Offset: 253, NextOffset: 362
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 484, NextOffset: 517
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 517, NextOffset: 652
+    testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 652, NextOffset: 685
     testutil.go:509: Offset: 504, NextOffset: 537
     testutil.go:509: Offset: 685, NextOffset: 794
     testutil.go:509: Offset: 537, NextOffset: 646
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1564]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 2688]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 1564]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 2688]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1564]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2688]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 646, NextOffset: 679
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 153]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 827, NextOffset: 962
+    testutil.go:509: Offset: 679, NextOffset: 788
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1564]
+    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 149]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 2688]
+    testutil.go:2349:   [1] at 149 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 153]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 1564]
+    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 147]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 2688]
+    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 152]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1564]
+    testutil.go:2349:   [1] at 152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 148]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo6 foo2 foo3 foo_empty3 foo_empty5 foo foo_empty foo_empty2 foo4] vs [foo4 foo6 foo foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo3]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty foo2 foo4] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo4 foo_empty4 foo5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 117, NextOffset: 227
     testutil.go:509: Offset: 212, NextOffset: 322
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 227, NextOffset: 260
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:509: Offset: 355, NextOffset: 492
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 148 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 662, NextOffset: 695
     testutil.go:509: Offset: 548, NextOffset: 659
     testutil.go:509: Offset: 695, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 371, NextOffset: 404
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 659, NextOffset: 692
@@ -122270,66 +123700,33 @@
     testutil.go:509: Offset: 976, NextOffset: 1009
     testutil.go:509: Offset: 836, NextOffset: 913
     testutil.go:509: Offset: 1009, NextOffset: 1086
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 227, NextOffset: 260
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2688]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 371, NextOffset: 404
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 662
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo3 foo4 foo6 foo foo_empty2 foo_empty3 foo_empty4] vs [foo foo_empty foo_empty2 foo4 foo_empty4 foo5 foo6 foo2 foo3 foo_empty3 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo4 foo_empty4 foo5 foo6] vs [foo foo_empty foo2 foo4 foo_empty5 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 322, NextOffset: 355
     testutil.go:509: Offset: 227, NextOffset: 260
     testutil.go:509: Offset: 355, NextOffset: 492
     testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 371, NextOffset: 404
     testutil.go:509: Offset: 525, NextOffset: 662
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1564]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 404, NextOffset: 515
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 662, NextOffset: 695
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 695, NextOffset: 806
     testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:509: Offset: 692, NextOffset: 803
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 976, NextOffset: 1009
     testutil.go:509: Offset: 803, NextOffset: 836
@@ -122337,72 +123734,61 @@
     testutil.go:509: Offset: 836, NextOffset: 913
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:509: Offset: 117, NextOffset: 227
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 2688]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 1564]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 2688]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 152]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1564]
+    testutil.go:2349:   [1] at 152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 117, NextOffset: 227
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 148]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 2688]
+    testutil.go:2349:   [1] at 148 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 152]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1564]
+    testutil.go:2349:   [1] at 152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 147]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 2688]
+    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 153]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 1564]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty3] vs [foo_empty3 foo_empty5 foo6 foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo2]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo_empty4 foo foo3 foo_empty3 foo4] vs [foo5 foo6 foo foo_empty foo2 foo3 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo_empty2 foo_empty4]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 403, NextOffset: 515
     testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 548, NextOffset: 660
     testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 806, NextOffset: 839
@@ -122411,127 +123797,108 @@
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 805, NextOffset: 838
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 2688]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 975, NextOffset: 1008
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 2688 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 838, NextOffset: 915
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1008, NextOffset: 1085
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 258, NextOffset: 370
     testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo2 foo_empty3] vs [foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty3]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 805, NextOffset: 838
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1564]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1008, NextOffset: 1085
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 838, NextOffset: 915
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 1564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo_empty2 foo_empty4 foo5 foo6 foo] vs [foo2 foo_empty2 foo_empty4 foo foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo_empty]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:509: Offset: 403, NextOffset: 515
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:509: Offset: 548, NextOffset: 660
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:509: Offset: 693, NextOffset: 805
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 147]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 805, NextOffset: 838
+    testutil.go:509: Offset: 1008, NextOffset: 1085
+    testutil.go:509: Offset: 838, NextOffset: 915
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:509: Offset: 258, NextOffset: 370
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 142]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 148]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 147]
+    testutil.go:2349:   [1] at 148 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 153]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 142]
+    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 148]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 149]
+    testutil.go:2349:   [1] at 148 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 154]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 149 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 144]
+    testutil.go:2349:   [1] at 154 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 149]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 144 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 149 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty3 foo_empty5 foo foo2 foo3 foo4 foo_empty4 foo5 foo6] vs [foo5 foo_empty5 foo6 foo2 foo3 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo foo_empty foo_empty2]
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo5 foo6 foo foo_empty2 foo_empty3 foo_empty5 foo_empty foo2] vs [foo foo2 foo3 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 112]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 84, NextOffset: 117
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 117, NextOffset: 229
     testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 327, NextOffset: 360
     testutil.go:509: Offset: 262, NextOffset: 375
@@ -122554,42 +123921,45 @@
     testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 813, NextOffset: 846
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 105]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 983, NextOffset: 1016
     testutil.go:509: Offset: 846, NextOffset: 923
     testutil.go:509: Offset: 1016, NextOffset: 1093
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 153]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo2 foo3 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo foo_empty foo_empty2 foo5 foo_empty5] vs [foo_empty2 foo_empty3 foo_empty5 foo foo2 foo3 foo4 foo_empty4 foo5 foo6 foo_empty]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 215, NextOffset: 327
-    testutil.go:509: Offset: 117, NextOffset: 229
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo foo2 foo3 foo_empty5 foo6] vs [foo_empty foo2 foo3 foo4 foo_empty4 foo5 foo6 foo foo_empty2 foo_empty3 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 983, NextOffset: 1016
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 1016, NextOffset: 1093
-    testutil.go:509: Offset: 846, NextOffset: 923
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 215, NextOffset: 327
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 112]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 117, NextOffset: 229
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 327, NextOffset: 360
     testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 360, NextOffset: 497
@@ -122599,61 +123969,80 @@
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 530, NextOffset: 667
     testutil.go:509: Offset: 408, NextOffset: 521
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 521, NextOffset: 554
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:509: Offset: 554, NextOffset: 667
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 149]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 983, NextOffset: 1016
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 1016, NextOffset: 1093
+    testutil.go:509: Offset: 846, NextOffset: 923
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 105]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 149 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 153]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 112]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 149]
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 105]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 149 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 153]
+    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 115]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 147]
+    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 110]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 152]
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 115]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 148]
+    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 110]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 148 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo4 foo3 foo_empty3] vs [foo_empty5 foo_empty foo_empty2 foo_empty3 foo5 foo6 .no.prefetch.landmark foo foo2 foo3 foo4 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo3 foo5 foo6 foo foo_empty] vs [foo_empty5 foo6 .no.prefetch.landmark foo_empty2 foo_empty3 foo_empty4 foo foo_empty foo2 foo3 foo4 foo5]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 804, NextOffset: 837
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 114]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 114 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 837, NextOffset: 914
+    testutil.go:509: Offset: 1008, NextOffset: 1085
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 80, NextOffset: 113
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 113, NextOffset: 224
     testutil.go:509: Offset: 212, NextOffset: 323
@@ -122664,47 +124053,38 @@
     testutil.go:509: Offset: 257, NextOffset: 369
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 514, NextOffset: 547
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 547, NextOffset: 659
     testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 369, NextOffset: 402
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 402, NextOffset: 514
     testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 152]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 804
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 837, NextOffset: 914
-    testutil.go:509: Offset: 1008, NextOffset: 1085
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo3 foo4 foo_empty4 foo_empty5 foo_empty foo_empty2 foo_empty3 foo5 foo6] vs [foo6 foo foo_empty foo2 foo_empty2 foo4 foo3 foo_empty3 foo_empty4 foo5 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty2 foo_empty3 foo_empty4 foo foo_empty foo2 foo3] vs [foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo3 foo5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:509: Offset: 113, NextOffset: 224
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 108]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 224, NextOffset: 257
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 257, NextOffset: 369
     testutil.go:395: Comparing: "foo3" vs "foo3"
@@ -122717,86 +124097,91 @@
     testutil.go:509: Offset: 514, NextOffset: 547
     testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:509: Offset: 547, NextOffset: 659
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:509: Offset: 692, NextOffset: 804
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 148]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 148 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 804, NextOffset: 837
     testutil.go:509: Offset: 1008, NextOffset: 1085
     testutil.go:509: Offset: 837, NextOffset: 914
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 152]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 113]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 152 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 147]
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 107]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 153]
+    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 113]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 148]
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 107]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 148 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 153]
+    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 112]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 153 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 148]
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 106]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 148 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 154]
+    testutil.go:2349:   [1] at 106 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 118]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 154 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 118 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2] vs [foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo2 foo_empty4 foo6 foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo4 foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6] vs [foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 118, NextOffset: 231
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 378, NextOffset: 411
     testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 411, NextOffset: 525
     testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 525, NextOffset: 558
     testutil.go:509: Offset: 671, NextOffset: 704
     testutil.go:509: Offset: 558, NextOffset: 672
     testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:509: Offset: 362, NextOffset: 500
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 672, NextOffset: 705
@@ -122806,33 +124191,26 @@
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 819, NextOffset: 852
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 852, NextOffset: 929
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 149]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 111]
     testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1022, NextOffset: 1099
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 183, NextOffset: 216
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:509: Offset: 989, NextOffset: 1022
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 149 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:509: Offset: 216, NextOffset: 329
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 852, NextOffset: 929
+    testutil.go:509: Offset: 1022, NextOffset: 1099
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3] vs [foo6 foo foo_empty foo3 foo4 foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 231, NextOffset: 264
     testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:509: Offset: 231, NextOffset: 264
     testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty4 foo6 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo] vs [foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2]
+    testutil.go:509: Offset: 264, NextOffset: 378
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 500, NextOffset: 533
@@ -122840,88 +124218,88 @@
     testutil.go:509: Offset: 533, NextOffset: 671
     testutil.go:509: Offset: 411, NextOffset: 525
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 671, NextOffset: 704
-    testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:509: Offset: 558, NextOffset: 672
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 818, NextOffset: 851
     testutil.go:509: Offset: 672, NextOffset: 705
     testutil.go:509: Offset: 851, NextOffset: 989
     testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 216, NextOffset: 329
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 231, NextOffset: 264
-    testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:509: Offset: 264, NextOffset: 378
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 671, NextOffset: 704
+    testutil.go:509: Offset: 525, NextOffset: 558
+    testutil.go:509: Offset: 704, NextOffset: 818
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 118]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 558, NextOffset: 672
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 118 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 989, NextOffset: 1022
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 112]
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 819, NextOffset: 852
     testutil.go:509: Offset: 1022, NextOffset: 1099
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 852, NextOffset: 929
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 105]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 111]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 112]
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 116]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 105]
+    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 110]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 112]
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 124]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 105]
+    testutil.go:2349:   [1] at 124 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 117]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 124]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 124 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo6 foo3 foo_empty4 foo5 foo_empty5] vs [foo4 foo_empty4 foo foo_empty2 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo3]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 115]
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo6 foo_empty foo_empty4 foo5 foo_empty5] vs [foo foo_empty foo_empty2 foo5 foo_empty5 foo2 foo3 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 117]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 806, NextOffset: 839
@@ -122933,13 +124311,17 @@
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 114, NextOffset: 225
     testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 258, NextOffset: 370
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 370, NextOffset: 403
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
@@ -122950,23 +124332,30 @@
     testutil.go:509: Offset: 805, NextOffset: 838
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 838, NextOffset: 915
-    testutil.go:509: Offset: 1008, NextOffset: 1085
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 370, NextOffset: 403
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 110]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 125]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 492, NextOffset: 525
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:509: Offset: 1008, NextOffset: 1085
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo4 foo_empty4 foo foo_empty2 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty] vs [foo_empty foo2 foo_empty2 foo_empty3 foo4 foo6 foo3 foo_empty4 foo5 foo_empty5 foo]
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo5 foo_empty5 foo2] vs [foo6 foo_empty foo_empty4 foo5 foo_empty5 foo foo2 foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 81, NextOffset: 114
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:509: Offset: 114, NextOffset: 225
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 660, NextOffset: 693
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 693, NextOffset: 805
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 225, NextOffset: 258
@@ -122977,132 +124366,142 @@
     testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:509: Offset: 548, NextOffset: 660
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 115]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 806, NextOffset: 839
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 660, NextOffset: 693
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 693, NextOffset: 805
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 805, NextOffset: 838
     testutil.go:509: Offset: 1008, NextOffset: 1085
-    testutil.go:509: Offset: 838, NextOffset: 915
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 110]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 118]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 838, NextOffset: 915
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 114]
+    testutil.go:2349:   [1] at 118 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 132]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 114 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 108]
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 127]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 113]
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 132]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 107]
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 127]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 113]
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 132]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 107]
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 126]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 126 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 129]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo_empty5 foo_empty foo2 foo_empty3 foo5 foo6 foo foo_empty2 foo3] vs [foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo3 foo_empty4 foo6 foo_empty foo_empty2]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:509: Offset: 846, NextOffset: 983
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 983, NextOffset: 1016
-    testutil.go:509: Offset: 846, NextOffset: 923
-    testutil.go:509: Offset: 1016, NextOffset: 1093
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo6 foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo_empty] vs [foo foo2 foo3 foo_empty4 foo5 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo4 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 117, NextOffset: 229
     testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 360, NextOffset: 497
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 408, NextOffset: 521
     testutil.go:509: Offset: 530, NextOffset: 667
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 122]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 122 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:509: Offset: 360, NextOffset: 497
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo3 foo_empty4 foo6] vs [foo_empty5 foo_empty foo2 foo_empty3 foo5 foo6 foo foo_empty2 foo3 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 521, NextOffset: 554
-    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 983, NextOffset: 1016
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 846, NextOffset: 923
+    testutil.go:509: Offset: 1016, NextOffset: 1093
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo2 foo3 foo_empty4 foo5 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo4] vs [foo3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty3 foo4 foo6 foo foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 497, NextOffset: 530
+    testutil.go:509: Offset: 375, NextOffset: 408
+    testutil.go:509: Offset: 530, NextOffset: 667
+    testutil.go:509: Offset: 408, NextOffset: 521
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:509: Offset: 554, NextOffset: 667
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 983, NextOffset: 1016
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 1016, NextOffset: 1093
+    testutil.go:509: Offset: 846, NextOffset: 923
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 84, NextOffset: 117
@@ -123111,237 +124510,202 @@
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 327, NextOffset: 360
     testutil.go:509: Offset: 229, NextOffset: 262
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 112]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 360, NextOffset: 497
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 262, NextOffset: 375
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 129]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 497, NextOffset: 530
-    testutil.go:509: Offset: 375, NextOffset: 408
-    testutil.go:509: Offset: 530, NextOffset: 667
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 408, NextOffset: 521
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 983, NextOffset: 1016
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 1016, NextOffset: 1093
-    testutil.go:509: Offset: 846, NextOffset: 923
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 106]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 122]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 106 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 118]
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 122 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 129]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 118 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 111]
+    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 122]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 118]
+    testutil.go:2349:   [1] at 122 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 134]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 118 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 111]
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 129]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 116]
+    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 134]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 116 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 110]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 124]
+    testutil.go:401: Directory: "" vs "": [foo foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo_empty4] vs [foo2 foo_empty2 foo3 foo5 .no.prefetch.landmark foo foo_empty foo_empty3 foo4 foo_empty4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 514, NextOffset: 547
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 129]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 124 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo_empty2 foo3 foo6] vs [foo_empty foo2 foo5 foo6 .no.prefetch.landmark foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 369, NextOffset: 402
-    testutil.go:509: Offset: 492, NextOffset: 525
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 117]
-    testutil.go:2330: got gzip streams:
+    testutil.go:509: Offset: 661, NextOffset: 694
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 402, NextOffset: 514
-    testutil.go:509: Offset: 525, NextOffset: 661
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 692, NextOffset: 804
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 804, NextOffset: 837
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 837, NextOffset: 914
     testutil.go:509: Offset: 1008, NextOffset: 1085
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 257, NextOffset: 369
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 547, NextOffset: 659
-    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo5 foo6 .no.prefetch.landmark foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5] vs [foo_empty2 foo3 foo6 foo foo_empty foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 369, NextOffset: 402
-    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 124]
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 foo2 foo_empty2 foo3 foo5 .no.prefetch.landmark foo foo_empty foo_empty3 foo4 foo_empty4 foo_empty5] vs [foo_empty4 foo foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 80, NextOffset: 113
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 134]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 124 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:509: Offset: 113, NextOffset: 224
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 514, NextOffset: 547
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:509: Offset: 547, NextOffset: 659
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 804, NextOffset: 837
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1008, NextOffset: 1085
+    testutil.go:509: Offset: 837, NextOffset: 914
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:509: Offset: 402, NextOffset: 514
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 1008, NextOffset: 1085
-    testutil.go:509: Offset: 837, NextOffset: 914
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 117]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 129]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 125]
+    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 428]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 125 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 118]
+    testutil.go:2349:   [1] at 428 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 287]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 118 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 132]
+    testutil.go:2349:   [1] at 287 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 428]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 127]
+    testutil.go:2349:   [1] at 428 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 287]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 132]
+    testutil.go:2349:   [1] at 287 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 430]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 127]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01
+    testutil.go:2349:   [1] at 430 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo5 foo_empty5 foo_empty foo_empty3 foo4 foo_empty4 foo6] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo3 foo_empty4 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo4] vs [foo_empty2 foo4 foo_empty4 foo5 foo_empty foo3 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 183, NextOffset: 216
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 132]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 290]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 290 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 118, NextOffset: 231
     testutil.go:509: Offset: 216, NextOffset: 329
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 231, NextOffset: 264
     testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 264, NextOffset: 378
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 264, NextOffset: 378
     testutil.go:509: Offset: 362, NextOffset: 500
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
@@ -123349,169 +124713,182 @@
     testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 411, NextOffset: 525
     testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 525, NextOffset: 558
     testutil.go:509: Offset: 671, NextOffset: 704
     testutil.go:509: Offset: 558, NextOffset: 672
     testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 705, NextOffset: 819
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 433]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 851, NextOffset: 989
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+    testutil.go:2349:   [1] at 433 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 819, NextOffset: 852
     testutil.go:509: Offset: 989, NextOffset: 1022
     testutil.go:509: Offset: 852, NextOffset: 929
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1022, NextOffset: 1099
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo5 foo3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2] vs [foo foo2 foo_empty2 foo3 foo5 foo_empty5 foo_empty foo_empty3 foo4 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:509: Offset: 118, NextOffset: 231
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 126]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 231, NextOffset: 264
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 126 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:509: Offset: 264, NextOffset: 378
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty foo3 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo] vs [foo_empty foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo4]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 671, NextOffset: 704
     testutil.go:509: Offset: 525, NextOffset: 558
     testutil.go:509: Offset: 704, NextOffset: 818
     testutil.go:509: Offset: 558, NextOffset: 672
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 818, NextOffset: 851
     testutil.go:509: Offset: 672, NextOffset: 705
     testutil.go:509: Offset: 851, NextOffset: 989
     testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 378, NextOffset: 411
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 129]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 533, NextOffset: 671
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 411, NextOffset: 525
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 989, NextOffset: 1022
     testutil.go:509: Offset: 819, NextOffset: 852
     testutil.go:509: Offset: 1022, NextOffset: 1099
     testutil.go:509: Offset: 852, NextOffset: 929
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 122]
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 293]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 122 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 129]
+    testutil.go:2349:   [1] at 293 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 85, NextOffset: 118
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:509: Offset: 118, NextOffset: 231
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 362, NextOffset: 500
+    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 433]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 122]
+    testutil.go:2349:   [1] at 433 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 293]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 122 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 129]
+    testutil.go:2349:   [1] at 293 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 437]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 122]
+    testutil.go:2349:   [1] at 437 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 296]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 122 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 134]
+    testutil.go:2349:   [1] at 296 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 432]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 432 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 291]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 291 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo2 foo_empty2 foo_empty3 foo_empty5 foo foo_empty foo3 foo4 foo_empty4 foo5] vs [.no.prefetch.landmark foo foo2 foo3 foo4 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo_empty3 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 129]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo6 foo_empty2 foo5 foo_empty5 foo foo_empty foo2 foo3 foo_empty3] vs [foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty4 foo foo2 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 492, NextOffset: 525
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 403, NextOffset: 515
     testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 548, NextOffset: 660
     testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 660, NextOffset: 693
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 693, NextOffset: 805
-    testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 805, NextOffset: 838
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 432]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 838, NextOffset: 915
     testutil.go:509: Offset: 1008, NextOffset: 1085
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 660, NextOffset: 693
+    testutil.go:509: Offset: 806, NextOffset: 839
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 693, NextOffset: 805
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 432 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo_empty3 foo_empty5 .no.prefetch.landmark foo foo2] vs [foo2 foo_empty2 foo_empty3 foo_empty5 foo foo_empty foo3 foo4 foo_empty4 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty4] vs [foo foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo_empty2 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 548, NextOffset: 660
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 660, NextOffset: 693
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 693, NextOffset: 805
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 805, NextOffset: 838
@@ -123519,8 +124896,12 @@
     testutil.go:509: Offset: 838, NextOffset: 915
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 370, NextOffset: 403
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 81, NextOffset: 114
@@ -123531,166 +124912,139 @@
     testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 134]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 370, NextOffset: 403
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 515, NextOffset: 548
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 548, NextOffset: 660
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 660, NextOffset: 693
-    testutil.go:509: Offset: 839, NextOffset: 975
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 693, NextOffset: 805
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 129]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 291]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 134]
+    testutil.go:2349:   [1] at 291 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 434]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 129]
+    testutil.go:2349:   [1] at 434 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 293]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 428]
+    testutil.go:2349:   [1] at 293 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 436]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 428 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 287]
+    testutil.go:2349:   [1] at 436 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 295]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 287 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 428]
+    testutil.go:2349:   [1] at 295 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 436]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 428 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 287]
+    testutil.go:2349:   [1] at 436 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 295]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 287 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 295 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 foo_empty3 foo5 foo_empty5 foo foo_empty foo2 foo_empty2 foo3 foo4] vs [foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5]
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 117, NextOffset: 229
-    testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo2 foo_empty3 foo4 foo_empty foo_empty2 foo3 foo_empty4 foo5] vs [foo foo_empty foo_empty2 foo3 foo4 foo_empty5 foo2 foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:509: Offset: 360, NextOffset: 497
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 408, NextOffset: 521
     testutil.go:509: Offset: 530, NextOffset: 667
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 554, NextOffset: 667
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 430]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 700, NextOffset: 813
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:509: Offset: 846, NextOffset: 983
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 439]
     testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 430 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 813, NextOffset: 846
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 439 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 983, NextOffset: 1016
     testutil.go:509: Offset: 846, NextOffset: 923
     testutil.go:509: Offset: 1016, NextOffset: 1093
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 360, NextOffset: 497
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 554, NextOffset: 667
     testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:509: Offset: 846, NextOffset: 983
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5] vs [foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo6 foo_empty3 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo4 foo_empty5 foo2 foo_empty3 foo_empty4 foo5 foo6] vs [foo2 foo_empty3 foo4 foo_empty foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 foo]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 530, NextOffset: 667
     testutil.go:509: Offset: 408, NextOffset: 521
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 667, NextOffset: 700
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 290]
+    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 327, NextOffset: 360
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 298]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 290 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 521, NextOffset: 554
-    testutil.go:509: Offset: 700, NextOffset: 813
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:509: Offset: 229, NextOffset: 262
+=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 298 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 983, NextOffset: 1016
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 1016, NextOffset: 1093
     testutil.go:509: Offset: 846, NextOffset: 923
@@ -123699,289 +125053,314 @@
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 215, NextOffset: 327
     testutil.go:509: Offset: 117, NextOffset: 229
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 433]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 433 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 293]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 293 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 433]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 433 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 293]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 293 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 437]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 437 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 296]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 296 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo5 foo_empty5 foo6 foo_empty foo_empty3 foo4 foo_empty4] vs [.no.prefetch.landmark foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty2 foo5 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 547, NextOffset: 659
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo foo_empty foo2 foo_empty4 foo_empty5 foo_empty2 foo3 foo_empty3 foo4] vs [foo_empty5 foo_empty foo_empty3 foo4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 804, NextOffset: 837
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 837, NextOffset: 914
+    testutil.go:509: Offset: 1008, NextOffset: 1085
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 113, NextOffset: 224
     testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 257, NextOffset: 369
     testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 369, NextOffset: 402
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 402, NextOffset: 514
     testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 514, NextOffset: 547
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo_empty] vs [foo5 foo6 foo foo_empty foo2 foo_empty4 foo_empty5 foo_empty2 foo3 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 692, NextOffset: 804
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 514, NextOffset: 547
+    testutil.go:509: Offset: 694, NextOffset: 806
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 547, NextOffset: 659
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 804, NextOffset: 837
     testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 837, NextOffset: 914
+    testutil.go:509: Offset: 804, NextOffset: 837
     testutil.go:509: Offset: 1008, NextOffset: 1085
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo5 foo6 .no.prefetch.landmark foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo] vs [foo_empty5 foo6 foo_empty foo_empty3 foo4 foo_empty4 foo foo2 foo_empty2 foo3 foo5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 837, NextOffset: 914
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:509: Offset: 113, NextOffset: 224
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 257, NextOffset: 369
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 432]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 432 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 1008, NextOffset: 1085
-    testutil.go:509: Offset: 837, NextOffset: 914
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 369, NextOffset: 402
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:509: Offset: 402, NextOffset: 514
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 547, NextOffset: 659
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:509: Offset: 113, NextOffset: 224
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 291]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 291 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 432]
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 432 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 291]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 291 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 434]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 434 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 293]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 293 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 436]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 436 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo4 foo_empty4 foo5 foo6 foo2 foo_empty2 foo_empty3 foo_empty5] vs [foo foo2 foo_empty2 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo_empty4 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty3 foo4 foo5 foo_empty2 foo3 foo_empty4 foo_empty5 foo6] vs [foo_empty3 foo_empty4 foo foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 378, NextOffset: 411
     testutil.go:509: Offset: 500, NextOffset: 533
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 411, NextOffset: 525
     testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 671, NextOffset: 704
-    testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:509: Offset: 704, NextOffset: 818
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 819, NextOffset: 852
     testutil.go:509: Offset: 989, NextOffset: 1022
     testutil.go:509: Offset: 852, NextOffset: 929
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1022, NextOffset: 1099
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 118, NextOffset: 231
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 231, NextOffset: 264
-    testutil.go:509: Offset: 329, NextOffset: 362
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 295]
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 329, NextOffset: 362
     testutil.go:509: Offset: 264, NextOffset: 378
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 362, NextOffset: 500
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 295 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 525, NextOffset: 558
+    testutil.go:509: Offset: 671, NextOffset: 704
+    testutil.go:509: Offset: 558, NextOffset: 672
+    testutil.go:509: Offset: 704, NextOffset: 818
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 705, NextOffset: 819
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 851, NextOffset: 989
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo_empty4 foo5 foo6] vs [foo2 foo_empty2 foo_empty3 foo_empty5 foo foo_empty foo3 foo4 foo_empty4 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo] vs [foo_empty2 foo3 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty3 foo4 foo5]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 989, NextOffset: 1022
     testutil.go:509: Offset: 819, NextOffset: 852
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1022, NextOffset: 1099
     testutil.go:509: Offset: 852, NextOffset: 929
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:509: Offset: 118, NextOffset: 231
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 329, NextOffset: 362
     testutil.go:509: Offset: 231, NextOffset: 264
     testutil.go:509: Offset: 362, NextOffset: 500
     testutil.go:509: Offset: 264, NextOffset: 378
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 671, NextOffset: 704
-    testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 378, NextOffset: 411
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 436]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 436 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 533, NextOffset: 671
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 411, NextOffset: 525
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:509: Offset: 118, NextOffset: 231
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 671, NextOffset: 704
+    testutil.go:509: Offset: 525, NextOffset: 558
+    testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:509: Offset: 558, NextOffset: 672
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 295]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 295 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 439]
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 2660
-    testutil.go:2349:   [1] at 439 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 298]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 298 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -123991,7 +125370,7 @@
     testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -124001,118 +125380,113 @@
     testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":131,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":168,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1108,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1145,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1760,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":344,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":669,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":706,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1029,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1066,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1389,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1426,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1715,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2075,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo] vs [foo3 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo4 foo5 foo foo_empty2]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1434, NextOffset: 1471
-    testutil.go:509: Offset: 1715, NextOffset: 1752
-    testutil.go:509: Offset: 1471, NextOffset: 1760
-    testutil.go:509: Offset: 1752, NextOffset: 2075
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 131, NextOffset: 168
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 168, NextOffset: 456
-    testutil.go:509: Offset: 381, NextOffset: 669
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1108, NextOffset: 1145
-    testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1145, NextOffset: 1434
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1426, NextOffset: 1715
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1760, NextOffset: 1797
-    testutil.go:509: Offset: 2075, NextOffset: 2112
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1797, NextOffset: 1942
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2112, NextOffset: 2257
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":131,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":168,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1108,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1145,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1760,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":344,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":669,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":706,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1029,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1066,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1389,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1426,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1715,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2075,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo2 foo_empty4 foo6 foo] vs [.no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo foo_empty foo4 foo5 foo6]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 456, NextOffset: 493
-    testutil.go:509: Offset: 669, NextOffset: 706
-    testutil.go:509: Offset: 493, NextOffset: 782
-    testutil.go:509: Offset: 706, NextOffset: 1029
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 1029, NextOffset: 1066
     testutil.go:509: Offset: 819, NextOffset: 1108
     testutil.go:509: Offset: 1066, NextOffset: 1389
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo4 foo5 foo foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6] vs [foo6 foo_empty foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo foo_empty3 foo4]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1108, NextOffset: 1145
+    testutil.go:509: Offset: 1389, NextOffset: 1426
+    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:509: Offset: 1426, NextOffset: 1715
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1434, NextOffset: 1471
+    testutil.go:509: Offset: 1715, NextOffset: 1752
+    testutil.go:509: Offset: 1471, NextOffset: 1760
+    testutil.go:509: Offset: 1752, NextOffset: 2075
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 456, NextOffset: 493
+    testutil.go:509: Offset: 669, NextOffset: 706
+    testutil.go:509: Offset: 493, NextOffset: 782
+    testutil.go:509: Offset: 706, NextOffset: 1029
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2075, NextOffset: 2112
     testutil.go:509: Offset: 1760, NextOffset: 1797
-    testutil.go:509: Offset: 2112, NextOffset: 2257
+    testutil.go:509: Offset: 2075, NextOffset: 2112
     testutil.go:509: Offset: 1797, NextOffset: 1942
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:509: Offset: 2112, NextOffset: 2257
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 131, NextOffset: 168
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 168, NextOffset: 456
+    testutil.go:509: Offset: 381, NextOffset: 669
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 669, NextOffset: 706
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo_empty5 foo foo_empty foo4 foo5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3] vs [foo4 foo5 foo_empty5 foo2 foo_empty4 foo6 foo foo_empty foo_empty2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 131, NextOffset: 168
+    testutil.go:509: Offset: 381, NextOffset: 669
+    testutil.go:509: Offset: 168, NextOffset: 456
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 456, NextOffset: 493
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 706, NextOffset: 1029
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 493, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1389, NextOffset: 1426
     testutil.go:509: Offset: 1108, NextOffset: 1145
     testutil.go:509: Offset: 1426, NextOffset: 1715
     testutil.go:509: Offset: 1145, NextOffset: 1434
     testutil.go:395: Comparing: "foo5" vs "foo5"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1715, NextOffset: 1752
     testutil.go:509: Offset: 1434, NextOffset: 1471
     testutil.go:509: Offset: 1752, NextOffset: 2075
     testutil.go:509: Offset: 1471, NextOffset: 1760
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 131, NextOffset: 168
-    testutil.go:509: Offset: 381, NextOffset: 669
-    testutil.go:509: Offset: 168, NextOffset: 456
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2075, NextOffset: 2112
+    testutil.go:509: Offset: 1760, NextOffset: 1797
+    testutil.go:509: Offset: 2112, NextOffset: 2257
+    testutil.go:509: Offset: 1797, NextOffset: 1942
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 669, NextOffset: 706
+    testutil.go:509: Offset: 456, NextOffset: 493
+    testutil.go:509: Offset: 706, NextOffset: 1029
+    testutil.go:509: Offset: 493, NextOffset: 782
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1029, NextOffset: 1066
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 1066, NextOffset: 1389
     testutil.go:509: Offset: 819, NextOffset: 1108
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -124120,13 +125494,11 @@
     testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -124136,7 +125508,7 @@
     testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -124146,37 +125518,35 @@
     testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":831,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1123,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1160,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1452,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1489,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":675,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":712,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1040,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1077,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1404,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1441,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1733,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1770,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2097,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty3 foo_empty4 foo5 foo_empty5 foo_empty2 foo3 foo4 foo6] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo5 foo6 foo_empty foo_empty3 foo4 foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 foo foo2 foo_empty2 foo4 foo5 foo_empty5 foo_empty foo3 foo_empty3] vs [foo_empty foo2 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo3 foo_empty3 foo5]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 794, NextOffset: 831
     testutil.go:509: Offset: 1040, NextOffset: 1077
     testutil.go:509: Offset: 831, NextOffset: 1123
     testutil.go:509: Offset: 1077, NextOffset: 1404
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1404, NextOffset: 1441
-    testutil.go:509: Offset: 1160, NextOffset: 1452
-    testutil.go:509: Offset: 1441, NextOffset: 1733
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1782, NextOffset: 1819
     testutil.go:509: Offset: 2097, NextOffset: 2134
@@ -124187,64 +125557,64 @@
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 171, NextOffset: 463
     testutil.go:509: Offset: 383, NextOffset: 675
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 463, NextOffset: 500
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 675, NextOffset: 712
     testutil.go:509: Offset: 500, NextOffset: 794
     testutil.go:509: Offset: 712, NextOffset: 1040
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1123, NextOffset: 1160
+    testutil.go:509: Offset: 1404, NextOffset: 1441
+    testutil.go:509: Offset: 1160, NextOffset: 1452
+    testutil.go:509: Offset: 1441, NextOffset: 1733
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1452, NextOffset: 1489
     testutil.go:509: Offset: 1733, NextOffset: 1770
     testutil.go:509: Offset: 1489, NextOffset: 1782
     testutil.go:509: Offset: 1770, NextOffset: 2097
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo5 foo6 foo_empty foo_empty3 foo4 foo_empty4] vs [foo foo_empty foo2 foo_empty3 foo_empty4 foo5 foo_empty5 foo_empty2 foo3 foo4 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo3 foo_empty3 foo5] vs [foo3 foo_empty3 foo_empty4 foo6 foo foo2 foo_empty2 foo4 foo5 foo_empty5 foo_empty]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 383, NextOffset: 675
     testutil.go:509: Offset: 171, NextOffset: 463
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 675, NextOffset: 712
-    testutil.go:509: Offset: 463, NextOffset: 500
-    testutil.go:509: Offset: 712, NextOffset: 1040
-    testutil.go:509: Offset: 500, NextOffset: 794
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1040, NextOffset: 1077
-    testutil.go:509: Offset: 794, NextOffset: 831
-    testutil.go:509: Offset: 1077, NextOffset: 1404
-    testutil.go:509: Offset: 831, NextOffset: 1123
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1733, NextOffset: 1770
-    testutil.go:509: Offset: 1452, NextOffset: 1489
-    testutil.go:509: Offset: 1770, NextOffset: 2097
-    testutil.go:509: Offset: 1489, NextOffset: 1782
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 794, NextOffset: 831
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2097, NextOffset: 2134
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1782, NextOffset: 1819
-    testutil.go:509: Offset: 2134, NextOffset: 2279
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1819, NextOffset: 1964
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 1077, NextOffset: 1404
+    testutil.go:509: Offset: 831, NextOffset: 1123
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1733, NextOffset: 1770
+    testutil.go:509: Offset: 1452, NextOffset: 1489
+    testutil.go:509: Offset: 1770, NextOffset: 2097
+    testutil.go:509: Offset: 1489, NextOffset: 1782
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 675, NextOffset: 712
+    testutil.go:509: Offset: 463, NextOffset: 500
+    testutil.go:509: Offset: 712, NextOffset: 1040
+    testutil.go:509: Offset: 500, NextOffset: 794
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1404, NextOffset: 1441
     testutil.go:509: Offset: 1123, NextOffset: 1160
@@ -124252,8 +125622,13 @@
     testutil.go:509: Offset: 1160, NextOffset: 1452
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2097, NextOffset: 2134
+    testutil.go:509: Offset: 1782, NextOffset: 1819
+    testutil.go:509: Offset: 2134, NextOffset: 2279
+    testutil.go:509: Offset: 1819, NextOffset: 1964
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -124263,9 +125638,7 @@
     testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -124275,7 +125648,9 @@
     testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -124285,53 +125660,28 @@
     testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":459,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":496,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1111,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1148,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1765,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1033,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1070,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1395,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1432,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1759,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2084,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2121,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo5 foo6 foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo] vs [foo foo_empty foo_empty2 foo3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty3 foo4 foo6]
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo6 foo2 foo3 foo_empty3 foo_empty5 foo foo_empty foo_empty2] vs [foo4 foo_empty4 foo2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 170, NextOffset: 459
     testutil.go:509: Offset: 383, NextOffset: 672
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 1033, NextOffset: 1070
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 822, NextOffset: 1111
-    testutil.go:509: Offset: 1070, NextOffset: 1395
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1111, NextOffset: 1148
+    testutil.go:509: Offset: 1395, NextOffset: 1432
+    testutil.go:509: Offset: 1148, NextOffset: 1438
+    testutil.go:509: Offset: 1432, NextOffset: 1722
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1438, NextOffset: 1475
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1722, NextOffset: 1759
     testutil.go:509: Offset: 1475, NextOffset: 1765
     testutil.go:509: Offset: 1759, NextOffset: 2084
@@ -124345,21 +125695,38 @@
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 496, NextOffset: 785
     testutil.go:509: Offset: 709, NextOffset: 1033
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1111, NextOffset: 1148
-    testutil.go:509: Offset: 1395, NextOffset: 1432
-    testutil.go:509: Offset: 1148, NextOffset: 1438
-    testutil.go:509: Offset: 1432, NextOffset: 1722
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 1033, NextOffset: 1070
+    testutil.go:509: Offset: 822, NextOffset: 1111
+    testutil.go:509: Offset: 1070, NextOffset: 1395
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty3 foo4 foo6] vs [foo foo_empty foo3 foo_empty3 foo5 foo6 foo2 foo_empty2 foo4 foo_empty4 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo2 foo5 foo_empty5 foo6] vs [foo4 foo_empty4 foo5 foo6 foo2 foo3 foo_empty3 foo_empty5 foo foo_empty foo_empty2]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1033, NextOffset: 1070
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 1070, NextOffset: 1395
+    testutil.go:509: Offset: 822, NextOffset: 1111
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1395, NextOffset: 1432
     testutil.go:509: Offset: 1111, NextOffset: 1148
     testutil.go:509: Offset: 1432, NextOffset: 1722
     testutil.go:509: Offset: 1148, NextOffset: 1438
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 672, NextOffset: 709
+    testutil.go:509: Offset: 459, NextOffset: 496
+    testutil.go:509: Offset: 709, NextOffset: 1033
+    testutil.go:509: Offset: 496, NextOffset: 785
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1722, NextOffset: 1759
+    testutil.go:509: Offset: 1438, NextOffset: 1475
+    testutil.go:509: Offset: 1759, NextOffset: 2084
+    testutil.go:509: Offset: 1475, NextOffset: 1765
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2084, NextOffset: 2121
     testutil.go:509: Offset: 1765, NextOffset: 1802
@@ -124369,130 +125736,80 @@
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 383, NextOffset: 672
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 170, NextOffset: 459
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1033, NextOffset: 1070
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 1070, NextOffset: 1395
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 132 248 389 535 650 706]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 822, NextOffset: 1111
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1722, NextOffset: 1759
-    testutil.go:509: Offset: 1438, NextOffset: 1475
-    testutil.go:509: Offset: 1759, NextOffset: 2084
-    testutil.go:509: Offset: 1475, NextOffset: 1765
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 672, NextOffset: 709
-    testutil.go:509: Offset: 459, NextOffset: 496
-    testutil.go:509: Offset: 709, NextOffset: 1033
-    testutil.go:509: Offset: 496, NextOffset: 785
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 389 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 535 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 650 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 706 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 132 248 389 535 650 703]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 389 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 535 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 650 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 703 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 132 248 389 535 650 706]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 389 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 535 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 650 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 706 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":465,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1125,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1162,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":677,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":714,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1407,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1444,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty5 foo2 foo3 foo_empty4 foo6 foo foo_empty foo_empty2 foo_empty3] vs [.no.prefetch.landmark foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo_empty2 foo3]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo_empty4 foo6 foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 foo] vs [foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo4 foo6 foo foo_empty]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 172, NextOffset: 465
     testutil.go:509: Offset: 384, NextOffset: 677
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1125, NextOffset: 1162
     testutil.go:509: Offset: 1407, NextOffset: 1444
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1162, NextOffset: 1456
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1444, NextOffset: 1738
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1456, NextOffset: 1493
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1493, NextOffset: 1787
-    testutil.go:509: Offset: 1775, NextOffset: 2103
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1787, NextOffset: 1824
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1824, NextOffset: 1969
+    testutil.go:509: Offset: 2140, NextOffset: 2285
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 465, NextOffset: 502
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 132 248 389 535 650 703]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 389 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 535 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 650 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 703 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 677, NextOffset: 714
     testutil.go:509: Offset: 502, NextOffset: 795
     testutil.go:509: Offset: 714, NextOffset: 1042
@@ -124501,25 +125818,34 @@
     testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 832, NextOffset: 1125
     testutil.go:509: Offset: 1079, NextOffset: 1407
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1787, NextOffset: 1824
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1824, NextOffset: 1969
-    testutil.go:509: Offset: 2140, NextOffset: 2285
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1456, NextOffset: 1493
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+    testutil.go:509: Offset: 1493, NextOffset: 1787
+    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo_empty2 foo3 .no.prefetch.landmark foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5] vs [foo_empty3 foo4 foo5 foo_empty5 foo2 foo3 foo_empty4 foo6 foo foo_empty foo_empty2]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo4 foo6] vs [foo5 foo_empty5 foo foo_empty2 foo4 foo_empty4 foo6 foo_empty foo2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 347, NextOffset: 384
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 677
+    testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 677, NextOffset: 714
     testutil.go:509: Offset: 465, NextOffset: 502
     testutil.go:509: Offset: 714, NextOffset: 1042
     testutil.go:509: Offset: 502, NextOffset: 795
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1042, NextOffset: 1079
+    testutil.go:509: Offset: 795, NextOffset: 832
+    testutil.go:509: Offset: 1079, NextOffset: 1407
+    testutil.go:509: Offset: 832, NextOffset: 1125
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1407, NextOffset: 1444
-    testutil.go:509: Offset: 1125, NextOffset: 1162
-    testutil.go:509: Offset: 1444, NextOffset: 1738
-    testutil.go:509: Offset: 1162, NextOffset: 1456
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1738, NextOffset: 1775
@@ -124527,119 +125853,103 @@
     testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:509: Offset: 1493, NextOffset: 1787
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1407, NextOffset: 1444
+    testutil.go:509: Offset: 1125, NextOffset: 1162
+    testutil.go:509: Offset: 1444, NextOffset: 1738
+    testutil.go:509: Offset: 1162, NextOffset: 1456
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2103, NextOffset: 2140
     testutil.go:509: Offset: 1787, NextOffset: 1824
     testutil.go:509: Offset: 2140, NextOffset: 2285
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1824, NextOffset: 1969
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 677
-    testutil.go:509: Offset: 172, NextOffset: 465
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 795, NextOffset: 832
-    testutil.go:509: Offset: 1079, NextOffset: 1407
-    testutil.go:509: Offset: 832, NextOffset: 1125
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 131 248 389 533 649 705]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 7973]
+    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 389 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 533 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 649 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 705 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 131 248 389 533 649 702]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 7973 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 2114 3683 5252 6309 6849]
+    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 389 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 533 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 649 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 702 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 132 250 393 541 658 714]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2114 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 3683 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 5252 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 6309 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 6849 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 393 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 658 in stargz, uncompressed length 1636
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":131,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":168,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1108,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1145,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1760,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":344,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":669,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":706,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1029,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1066,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1389,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1426,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1715,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2075,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty foo2 foo_empty5 foo6] vs [foo_empty foo2 foo_empty2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo3 foo_empty3 foo4 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo6 foo foo_empty foo_empty3 foo4 foo_empty4 foo5 foo_empty5] vs [foo3 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 131, NextOffset: 168
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [6] at 714 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 344, NextOffset: 381
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 168, NextOffset: 456
+    testutil.go:509: Offset: 381, NextOffset: 669
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1108, NextOffset: 1145
+    testutil.go:509: Offset: 1389, NextOffset: 1426
+    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:509: Offset: 1426, NextOffset: 1715
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1434, NextOffset: 1471
     testutil.go:509: Offset: 1715, NextOffset: 1752
     testutil.go:509: Offset: 1471, NextOffset: 1760
     testutil.go:509: Offset: 1752, NextOffset: 2075
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 456, NextOffset: 493
     testutil.go:509: Offset: 669, NextOffset: 706
     testutil.go:509: Offset: 493, NextOffset: 782
     testutil.go:509: Offset: 706, NextOffset: 1029
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1760, NextOffset: 1797
-    testutil.go:509: Offset: 2075, NextOffset: 2112
-    testutil.go:509: Offset: 1797, NextOffset: 1942
-    testutil.go:509: Offset: 2112, NextOffset: 2257
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 131, NextOffset: 168
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 168, NextOffset: 456
-    testutil.go:509: Offset: 381, NextOffset: 669
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 1029, NextOffset: 1066
     testutil.go:509: Offset: 819, NextOffset: 1108
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1066, NextOffset: 1389
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1108, NextOffset: 1145
-    testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1145, NextOffset: 1434
-    testutil.go:509: Offset: 1426, NextOffset: 1715
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1760, NextOffset: 1797
+    testutil.go:509: Offset: 2075, NextOffset: 2112
+    testutil.go:509: Offset: 1797, NextOffset: 1942
+    testutil.go:509: Offset: 2112, NextOffset: 2257
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo3 foo_empty3 foo4 foo_empty4 foo_empty foo2 foo_empty2 foo5 foo_empty5 foo6] vs [foo_empty5 foo6 foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 131, NextOffset: 168
-    testutil.go:509: Offset: 381, NextOffset: 669
-    testutil.go:509: Offset: 168, NextOffset: 456
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo5 foo_empty5 foo3 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo2] vs [foo2 foo_empty2 foo3 foo6 foo foo_empty foo_empty3 foo4 foo_empty4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1715, NextOffset: 1752
+    testutil.go:509: Offset: 1434, NextOffset: 1471
+    testutil.go:509: Offset: 1752, NextOffset: 2075
+    testutil.go:509: Offset: 1471, NextOffset: 1760
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1029, NextOffset: 1066
     testutil.go:509: Offset: 782, NextOffset: 819
@@ -124652,6 +125962,16 @@
     testutil.go:509: Offset: 1426, NextOffset: 1715
     testutil.go:509: Offset: 1145, NextOffset: 1434
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2075, NextOffset: 2112
+    testutil.go:509: Offset: 1760, NextOffset: 1797
+    testutil.go:509: Offset: 2112, NextOffset: 2257
+    testutil.go:509: Offset: 1797, NextOffset: 1942
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 131, NextOffset: 168
+    testutil.go:509: Offset: 381, NextOffset: 669
+    testutil.go:509: Offset: 168, NextOffset: 456
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 669, NextOffset: 706
@@ -124659,79 +125979,47 @@
     testutil.go:509: Offset: 706, NextOffset: 1029
     testutil.go:509: Offset: 493, NextOffset: 782
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1715, NextOffset: 1752
-    testutil.go:509: Offset: 1434, NextOffset: 1471
-    testutil.go:509: Offset: 1752, NextOffset: 2075
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 132 248 389 535 650 706]
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 132 250 393 541 658 711]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 389 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 535 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1471, NextOffset: 1760
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2075, NextOffset: 2112
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [5] at 650 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1760, NextOffset: 1797
-    testutil.go:509: Offset: 2112, NextOffset: 2257
-    testutil.go:509: Offset: 1797, NextOffset: 1942
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [6] at 706 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 393 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 658 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 711 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 132 248 389 535 650 703]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 132 250 393 541 658 714]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 389 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 535 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 650 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 703 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 132 248 389 535 650 706]
+    testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 393 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 658 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 714 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 132 250 393 541 658 711]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 389 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 535 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 650 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 706 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 393 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 658 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 711 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":831,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1123,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1160,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1452,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1489,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":675,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":712,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1040,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1077,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1404,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1441,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1733,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1770,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2097,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty3 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo4] vs [foo6 foo foo2 foo3 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo4 foo_empty4]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 171, NextOffset: 463
-    testutil.go:509: Offset: 383, NextOffset: 675
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1452, NextOffset: 1489
-    testutil.go:509: Offset: 1733, NextOffset: 1770
-    testutil.go:509: Offset: 1489, NextOffset: 1782
-    testutil.go:509: Offset: 1770, NextOffset: 2097
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1782, NextOffset: 1819
-    testutil.go:509: Offset: 2097, NextOffset: 2134
-    testutil.go:509: Offset: 1819, NextOffset: 1964
-    testutil.go:509: Offset: 2134, NextOffset: 2279
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo4 foo_empty foo_empty3 foo_empty4] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo foo4 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 463, NextOffset: 500
     testutil.go:509: Offset: 675, NextOffset: 712
@@ -124748,99 +126036,142 @@
     testutil.go:509: Offset: 1404, NextOffset: 1441
     testutil.go:509: Offset: 1160, NextOffset: 1452
     testutil.go:509: Offset: 1441, NextOffset: 1733
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo6 foo foo2 foo3 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2] vs [foo_empty3 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1404, NextOffset: 1441
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1441, NextOffset: 1733
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1160, NextOffset: 1452
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1452, NextOffset: 1489
+    testutil.go:509: Offset: 1733, NextOffset: 1770
+    testutil.go:509: Offset: 1489, NextOffset: 1782
+    testutil.go:509: Offset: 1770, NextOffset: 2097
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2097, NextOffset: 2134
     testutil.go:509: Offset: 1782, NextOffset: 1819
-    testutil.go:509: Offset: 2134, NextOffset: 2279
+    testutil.go:509: Offset: 2097, NextOffset: 2134
     testutil.go:509: Offset: 1819, NextOffset: 1964
+    testutil.go:509: Offset: 2134, NextOffset: 2279
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 383, NextOffset: 675
+    testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 171, NextOffset: 463
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 132 248 389 535 650 703]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 383, NextOffset: 675
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo foo4 foo_empty5 foo6] vs [foo6 foo foo2 foo_empty2 foo3 foo4 foo_empty foo_empty3 foo_empty4 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 675, NextOffset: 712
     testutil.go:509: Offset: 463, NextOffset: 500
     testutil.go:509: Offset: 712, NextOffset: 1040
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 389 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 535 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 650 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 703 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 500, NextOffset: 794
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1040, NextOffset: 1077
     testutil.go:509: Offset: 794, NextOffset: 831
     testutil.go:509: Offset: 1077, NextOffset: 1404
     testutil.go:509: Offset: 831, NextOffset: 1123
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1733, NextOffset: 1770
     testutil.go:509: Offset: 1452, NextOffset: 1489
     testutil.go:509: Offset: 1770, NextOffset: 2097
     testutil.go:509: Offset: 1489, NextOffset: 1782
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 133 252 396 543 661 717]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 383, NextOffset: 675
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 252 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 171, NextOffset: 463
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1404, NextOffset: 1441
+    testutil.go:509: Offset: 1123, NextOffset: 1160
+    testutil.go:509: Offset: 1441, NextOffset: 1733
+    testutil.go:509: Offset: 1160, NextOffset: 1452
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2097, NextOffset: 2134
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 396 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1782, NextOffset: 1819
+    testutil.go:509: Offset: 2134, NextOffset: 2279
+    testutil.go:509: Offset: 1819, NextOffset: 1964
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [4] at 543 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 661 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 717 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 131 248 389 533 649 705]
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 133 252 396 543 661 714]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 389 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 533 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 649 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 705 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 131 248 389 533 649 702]
+    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 252 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 396 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 543 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 661 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 714 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 133 249 392 541 658 714]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 248 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 389 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 533 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 649 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 702 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 249 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 392 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 658 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 714 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 133 249 392 541 658 711]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":459,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":496,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1111,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1148,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1765,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1033,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1070,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1395,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1432,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1759,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2084,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2121,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo_empty5 foo3 foo_empty3 foo4 foo_empty4 foo5 foo6] vs [foo_empty3 foo_empty4 foo5 foo_empty5 foo foo_empty foo2 foo_empty2 foo3 foo4 foo6 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 1033, NextOffset: 1070
-    testutil.go:509: Offset: 822, NextOffset: 1111
-    testutil.go:509: Offset: 1070, NextOffset: 1395
+    testutil.go:401: Directory: "" vs "": [foo6 foo_empty foo_empty3 foo4 foo_empty4 foo5 foo foo2 foo_empty2 foo3 foo_empty5] vs [foo3 foo_empty3 foo_empty4 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1765, NextOffset: 1802
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 249 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 2084, NextOffset: 2121
+    testutil.go:509: Offset: 1802, NextOffset: 1947
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [3] at 392 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 2121, NextOffset: 2266
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [5] at 658 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1111, NextOffset: 1148
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [6] at 711 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1395, NextOffset: 1432
     testutil.go:509: Offset: 1148, NextOffset: 1438
     testutil.go:509: Offset: 1432, NextOffset: 1722
@@ -124850,49 +126181,24 @@
     testutil.go:509: Offset: 1722, NextOffset: 1759
     testutil.go:509: Offset: 1475, NextOffset: 1765
     testutil.go:509: Offset: 1759, NextOffset: 2084
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1765, NextOffset: 1802
-    testutil.go:509: Offset: 2084, NextOffset: 2121
-    testutil.go:509: Offset: 1802, NextOffset: 1947
-    testutil.go:509: Offset: 2121, NextOffset: 2266
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 170, NextOffset: 459
     testutil.go:509: Offset: 383, NextOffset: 672
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 459, NextOffset: 496
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 496, NextOffset: 785
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 132 250 393 541 658 714]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 709, NextOffset: 1033
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 393 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 658 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 714 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 1033, NextOffset: 1070
+    testutil.go:509: Offset: 822, NextOffset: 1111
+    testutil.go:509: Offset: 1070, NextOffset: 1395
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo4 foo6 .no.prefetch.landmark foo_empty3 foo_empty4 foo5 foo_empty5 foo] vs [foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1722, NextOffset: 1759
-    testutil.go:509: Offset: 1438, NextOffset: 1475
-    testutil.go:509: Offset: 1759, NextOffset: 2084
-    testutil.go:509: Offset: 1475, NextOffset: 1765
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo4 foo5 foo_empty5 foo6] vs [foo_empty foo_empty3 foo4 foo_empty4 foo5 foo foo2 foo_empty2 foo3 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 133, NextOffset: 170
@@ -124903,6 +126209,16 @@
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 459, NextOffset: 496
     testutil.go:509: Offset: 709, NextOffset: 1033
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 133 249 392 541 658 714]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 249 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 392 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 658 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 496, NextOffset: 785
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
@@ -124910,90 +126226,56 @@
     testutil.go:509: Offset: 785, NextOffset: 822
     testutil.go:509: Offset: 1070, NextOffset: 1395
     testutil.go:509: Offset: 822, NextOffset: 1111
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [6] at 714 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1395, NextOffset: 1432
     testutil.go:509: Offset: 1111, NextOffset: 1148
     testutil.go:509: Offset: 1432, NextOffset: 1722
     testutil.go:509: Offset: 1148, NextOffset: 1438
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1722, NextOffset: 1759
+    testutil.go:509: Offset: 1438, NextOffset: 1475
+    testutil.go:509: Offset: 1759, NextOffset: 2084
+    testutil.go:509: Offset: 1475, NextOffset: 1765
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2084, NextOffset: 2121
     testutil.go:509: Offset: 1765, NextOffset: 1802
     testutil.go:509: Offset: 2121, NextOffset: 2266
     testutil.go:509: Offset: 1802, NextOffset: 1947
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 132 250 393 541 658 711]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 133 249 392 541 658 711]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 393 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 249 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 392 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 658 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 711 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 132 250 393 541 658 714]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 393 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 658 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 714 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":465,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1125,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1162,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":677,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":714,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1407,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1444,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo5 foo6 foo3 foo_empty3 foo_empty4 foo_empty5 foo foo_empty foo2] vs [foo5 .no.prefetch.landmark foo2 foo_empty5 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4]
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 132 250 393 541 658 711]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 133 250 394 542 660 716]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1125, NextOffset: 1162
-    testutil.go:509: Offset: 1407, NextOffset: 1444
-    testutil.go:509: Offset: 1162, NextOffset: 1456
-    testutil.go:509: Offset: 1444, NextOffset: 1738
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1456, NextOffset: 1493
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1493, NextOffset: 1787
-    testutil.go:509: Offset: 1775, NextOffset: 2103
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 393 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1787, NextOffset: 1824
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 658 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 711 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 394 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 542 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 660 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 716 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1824, NextOffset: 1969
-    testutil.go:509: Offset: 2140, NextOffset: 2285
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 795, NextOffset: 832
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 832, NextOffset: 1125
-    testutil.go:509: Offset: 1079, NextOffset: 1407
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":465,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1125,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1162,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":677,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":714,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1407,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1444,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo_empty2 foo4 foo6] vs [foo3 foo_empty3 foo4 foo5 .no.prefetch.landmark foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 347, NextOffset: 384
@@ -125005,20 +126287,34 @@
     testutil.go:509: Offset: 677, NextOffset: 714
     testutil.go:509: Offset: 502, NextOffset: 795
     testutil.go:509: Offset: 714, NextOffset: 1042
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo2 foo_empty5 foo6] vs [foo3 foo_empty3 foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty2 foo4 foo5 foo6]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 795, NextOffset: 832
+    testutil.go:509: Offset: 1042, NextOffset: 1079
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 832, NextOffset: 1125
+    testutil.go:509: Offset: 1079, NextOffset: 1407
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1738, NextOffset: 1775
     testutil.go:509: Offset: 1456, NextOffset: 1493
-    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:509: Offset: 1738, NextOffset: 1775
     testutil.go:509: Offset: 1493, NextOffset: 1787
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 677, NextOffset: 714
-    testutil.go:509: Offset: 465, NextOffset: 502
-    testutil.go:509: Offset: 714, NextOffset: 1042
-    testutil.go:509: Offset: 502, NextOffset: 795
+    testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1125, NextOffset: 1162
+    testutil.go:509: Offset: 1407, NextOffset: 1444
+    testutil.go:509: Offset: 1162, NextOffset: 1456
+    testutil.go:509: Offset: 1444, NextOffset: 1738
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1787, NextOffset: 1824
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1824, NextOffset: 1969
+    testutil.go:509: Offset: 2140, NextOffset: 2285
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo5 .no.prefetch.landmark foo_empty4 foo_empty5 foo6 foo foo_empty foo2] vs [foo foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo_empty2 foo4 foo6]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2103, NextOffset: 2140
     testutil.go:509: Offset: 1787, NextOffset: 1824
@@ -125030,6 +126326,11 @@
     testutil.go:509: Offset: 384, NextOffset: 677
     testutil.go:509: Offset: 172, NextOffset: 465
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 677, NextOffset: 714
+    testutil.go:509: Offset: 465, NextOffset: 502
+    testutil.go:509: Offset: 714, NextOffset: 1042
+    testutil.go:509: Offset: 502, NextOffset: 795
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1042, NextOffset: 1079
@@ -125042,58 +126343,61 @@
     testutil.go:509: Offset: 1125, NextOffset: 1162
     testutil.go:509: Offset: 1444, NextOffset: 1738
     testutil.go:509: Offset: 1162, NextOffset: 1456
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 133 252 396 543 661 717]
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 133 250 394 542 660 713]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 252 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 396 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 543 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 661 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 717 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 133 252 396 543 661 714]
+    testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 394 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 542 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 660 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1456, NextOffset: 1493
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [6] at 713 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:509: Offset: 1493, NextOffset: 1787
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 134 253 398 547 665 721]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 252 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 396 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 543 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 661 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 714 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 133 249 392 541 658 714]
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 253 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 398 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 547 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 665 in stargz, uncompressed length 1636
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [6] at 721 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 134 253 398 547 665 718]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 249 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 392 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 658 in stargz, uncompressed length 1636
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [6] at 714 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 253 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 398 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 547 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 665 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 718 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":460,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":497,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":825,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1116,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1153,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1444,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1481,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":345,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1035,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1072,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1398,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1435,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1726,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1763,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2088,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2125,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2] vs [foo_empty3 foo4 foo5 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty4 foo_empty5 foo6 foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 460, NextOffset: 497
-    testutil.go:509: Offset: 672, NextOffset: 709
-    testutil.go:509: Offset: 497, NextOffset: 788
-    testutil.go:509: Offset: 709, NextOffset: 1035
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 788, NextOffset: 825
-    testutil.go:509: Offset: 1035, NextOffset: 1072
-    testutil.go:509: Offset: 825, NextOffset: 1116
-    testutil.go:509: Offset: 1072, NextOffset: 1398
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2 foo5 foo2 foo3] vs [foo3 foo4 foo_empty5 foo foo_empty foo2 foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty2]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1116, NextOffset: 1153
@@ -125101,11 +126405,6 @@
     testutil.go:509: Offset: 1153, NextOffset: 1444
     testutil.go:509: Offset: 1435, NextOffset: 1726
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1444, NextOffset: 1481
-    testutil.go:509: Offset: 1726, NextOffset: 1763
-    testutil.go:509: Offset: 1481, NextOffset: 1772
-    testutil.go:509: Offset: 1763, NextOffset: 2088
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1772, NextOffset: 1809
@@ -125116,165 +126415,178 @@
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 345, NextOffset: 382
     testutil.go:509: Offset: 170, NextOffset: 460
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 134 253 398 547 665 721]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 382, NextOffset: 672
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty4 foo_empty5 foo6 foo foo2 foo_empty3 foo4 foo5] vs [foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo3]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1444, NextOffset: 1481
+    testutil.go:509: Offset: 1726, NextOffset: 1763
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 253 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 398 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 547 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 665 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 721 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1481, NextOffset: 1772
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1763, NextOffset: 2088
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 460, NextOffset: 497
+    testutil.go:509: Offset: 672, NextOffset: 709
+    testutil.go:509: Offset: 497, NextOffset: 788
+    testutil.go:509: Offset: 709, NextOffset: 1035
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1035, NextOffset: 1072
     testutil.go:509: Offset: 788, NextOffset: 825
-    testutil.go:509: Offset: 1072, NextOffset: 1398
+    testutil.go:509: Offset: 1035, NextOffset: 1072
     testutil.go:509: Offset: 825, NextOffset: 1116
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 1072, NextOffset: 1398
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo_empty2 foo3 foo4 foo_empty5 foo foo_empty foo2 foo_empty3 foo_empty4 foo5] vs [foo_empty5 foo6 foo foo_empty foo_empty2 foo5 foo2 foo3 foo_empty3 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2088, NextOffset: 2125
     testutil.go:509: Offset: 1772, NextOffset: 1809
     testutil.go:509: Offset: 2125, NextOffset: 2270
     testutil.go:509: Offset: 1809, NextOffset: 1954
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 788, NextOffset: 825
+    testutil.go:509: Offset: 1072, NextOffset: 1398
+    testutil.go:509: Offset: 825, NextOffset: 1116
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1398, NextOffset: 1435
+    testutil.go:509: Offset: 1116, NextOffset: 1153
+    testutil.go:509: Offset: 1435, NextOffset: 1726
+    testutil.go:509: Offset: 1153, NextOffset: 1444
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 345, NextOffset: 382
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 382, NextOffset: 672
     testutil.go:509: Offset: 170, NextOffset: 460
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 672, NextOffset: 709
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 133 249 392 541 658 711]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 249 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 392 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 658 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 711 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 709, NextOffset: 1035
     testutil.go:509: Offset: 497, NextOffset: 788
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1398, NextOffset: 1435
-    testutil.go:509: Offset: 1116, NextOffset: 1153
-    testutil.go:509: Offset: 1435, NextOffset: 1726
-    testutil.go:509: Offset: 1153, NextOffset: 1444
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1726, NextOffset: 1763
     testutil.go:509: Offset: 1444, NextOffset: 1481
     testutil.go:509: Offset: 1763, NextOffset: 2088
     testutil.go:509: Offset: 1481, NextOffset: 1772
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 133 249 392 541 658 714]
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 134 253 398 547 665 718]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 249 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 392 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 658 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 714 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 133 249 392 541 658 711]
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 253 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 398 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 547 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 665 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 718 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 134 254 397 546 664 720]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 249 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 392 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 541 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 658 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 711 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 254 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 397 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 546 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 664 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 720 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 134 254 397 546 664 717]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 254 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 397 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 546 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 664 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 717 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":833,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1127,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1164,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1457,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1494,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1825,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":676,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":713,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1408,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1445,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty foo2 foo4 foo_empty4 foo6 foo_empty2 foo3 foo_empty3 foo5] vs [foo_empty foo2 foo_empty2 foo3 foo_empty4 foo_empty5 foo foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1127, NextOffset: 1164
-    testutil.go:509: Offset: 1408, NextOffset: 1445
-    testutil.go:509: Offset: 1164, NextOffset: 1457
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 133 250 394 542 660 716]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1445, NextOffset: 1738
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1788, NextOffset: 1825
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1825, NextOffset: 1970
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 2140, NextOffset: 2285
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 796, NextOffset: 833
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 833, NextOffset: 1127
-    testutil.go:509: Offset: 1079, NextOffset: 1408
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty2] vs [foo_empty foo2 foo_empty2 foo3 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty3 foo4 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1457, NextOffset: 1494
     testutil.go:509: Offset: 1738, NextOffset: 1775
     testutil.go:509: Offset: 1494, NextOffset: 1788
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [3] at 394 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1788, NextOffset: 1825
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1825, NextOffset: 1970
+    testutil.go:509: Offset: 2140, NextOffset: 2285
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 346, NextOffset: 383
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [4] at 542 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 171, NextOffset: 464
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [5] at 660 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 716 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 383, NextOffset: 676
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 464, NextOffset: 501
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 676, NextOffset: 713
     testutil.go:509: Offset: 501, NextOffset: 796
     testutil.go:509: Offset: 713, NextOffset: 1042
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 796, NextOffset: 833
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 108 212 329 453 559 609]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1042, NextOffset: 1079
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 833, NextOffset: 1127
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 329 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 453 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 559 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1079, NextOffset: 1408
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [6] at 609 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1127, NextOffset: 1164
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1408, NextOffset: 1445
+    testutil.go:509: Offset: 1164, NextOffset: 1457
+    testutil.go:509: Offset: 1445, NextOffset: 1738
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty4 foo_empty5 foo foo_empty3 foo4 foo5 foo6] vs [foo_empty foo2 foo4 foo_empty4 foo6 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1457, NextOffset: 1494
-    testutil.go:509: Offset: 1775, NextOffset: 2103
-    testutil.go:509: Offset: 1494, NextOffset: 1788
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1788, NextOffset: 1825
-    testutil.go:509: Offset: 2140, NextOffset: 2285
-    testutil.go:509: Offset: 1825, NextOffset: 1970
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 676, NextOffset: 713
-    testutil.go:509: Offset: 464, NextOffset: 501
-    testutil.go:509: Offset: 713, NextOffset: 1042
-    testutil.go:509: Offset: 501, NextOffset: 796
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty3 foo4 foo5 foo_empty5 foo_empty foo2] vs [foo_empty5 foo_empty2 foo_empty4 foo6 foo foo_empty foo2 foo3 foo_empty3 foo4 foo5]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1042, NextOffset: 1079
@@ -125282,7 +126594,11 @@
     testutil.go:509: Offset: 1079, NextOffset: 1408
     testutil.go:509: Offset: 833, NextOffset: 1127
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1788, NextOffset: 1825
+    testutil.go:509: Offset: 2140, NextOffset: 2285
+    testutil.go:509: Offset: 1825, NextOffset: 1970
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 134, NextOffset: 171
@@ -125294,46 +126610,67 @@
     testutil.go:509: Offset: 1127, NextOffset: 1164
     testutil.go:509: Offset: 1445, NextOffset: 1738
     testutil.go:509: Offset: 1164, NextOffset: 1457
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+    testutil.go:509: Offset: 1457, NextOffset: 1494
+    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:509: Offset: 1494, NextOffset: 1788
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 676, NextOffset: 713
+    testutil.go:509: Offset: 464, NextOffset: 501
+    testutil.go:509: Offset: 713, NextOffset: 1042
+    testutil.go:509: Offset: 501, NextOffset: 796
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 133 250 394 542 660 713]
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 108 212 329 453 559 601]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 250 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 394 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 542 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 660 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 713 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 134 253 398 547 665 721]
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 329 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 453 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 559 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 601 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 108 212 329 453 559 609]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 253 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 398 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 547 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 665 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 721 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 134 253 398 547 665 718]
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 329 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 453 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 559 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 609 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 108 212 329 453 559 601]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 253 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 398 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 547 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 665 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 718 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 329 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 453 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 559 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 601 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":462,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1119,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1156,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1448,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1485,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1814,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":674,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":711,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1037,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1074,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1400,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1437,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1729,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1766,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2093,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo6 foo foo_empty foo3 foo4 foo_empty5 foo2 foo_empty2 foo_empty3] vs [.no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty5 foo foo_empty foo_empty3 foo4 foo_empty4 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo_empty3 foo4 foo_empty5] vs [foo_empty4 foo5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo6 foo foo_empty3]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 462
+    testutil.go:509: Offset: 384, NextOffset: 674
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1448, NextOffset: 1485
     testutil.go:509: Offset: 1729, NextOffset: 1766
@@ -125344,189 +126681,155 @@
     testutil.go:509: Offset: 2093, NextOffset: 2130
     testutil.go:509: Offset: 1814, NextOffset: 1959
     testutil.go:509: Offset: 2130, NextOffset: 2275
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 462
-    testutil.go:509: Offset: 384, NextOffset: 674
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 462, NextOffset: 499
+    testutil.go:509: Offset: 674, NextOffset: 711
+    testutil.go:509: Offset: 499, NextOffset: 790
+    testutil.go:509: Offset: 711, NextOffset: 1037
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 790, NextOffset: 827
     testutil.go:509: Offset: 1037, NextOffset: 1074
     testutil.go:509: Offset: 827, NextOffset: 1119
     testutil.go:509: Offset: 1074, NextOffset: 1400
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1119, NextOffset: 1156
     testutil.go:509: Offset: 1400, NextOffset: 1437
     testutil.go:509: Offset: 1156, NextOffset: 1448
     testutil.go:509: Offset: 1437, NextOffset: 1729
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo6 foo foo_empty3] vs [foo foo_empty2 foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo_empty3 foo4 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 462, NextOffset: 499
     testutil.go:509: Offset: 674, NextOffset: 711
-    testutil.go:509: Offset: 499, NextOffset: 790
+    testutil.go:509: Offset: 462, NextOffset: 499
     testutil.go:509: Offset: 711, NextOffset: 1037
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 134 253 398 547 665 721]
+    testutil.go:509: Offset: 499, NextOffset: 790
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 107 210 326 449 554 604]
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty5 foo foo_empty foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo2] vs [foo foo_empty foo3 foo4 foo_empty5 foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo6]
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 253 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1037, NextOffset: 1074
+    testutil.go:509: Offset: 790, NextOffset: 827
+    testutil.go:509: Offset: 1074, NextOffset: 1400
+    testutil.go:509: Offset: 827, NextOffset: 1119
     testutil.go:395: Comparing: "foo4" vs "foo4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 398 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1400, NextOffset: 1437
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [4] at 547 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 665 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1119, NextOffset: 1156
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [6] at 721 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1437, NextOffset: 1729
     testutil.go:509: Offset: 1156, NextOffset: 1448
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1729, NextOffset: 1766
-    testutil.go:509: Offset: 1448, NextOffset: 1485
-    testutil.go:509: Offset: 1766, NextOffset: 2093
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 210 in stargz, uncompressed length 1536
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1485, NextOffset: 1777
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2093, NextOffset: 2130
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 326 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 449 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 554 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 604 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1777, NextOffset: 1814
     testutil.go:509: Offset: 2130, NextOffset: 2275
     testutil.go:509: Offset: 1814, NextOffset: 1959
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 674, NextOffset: 711
-    testutil.go:509: Offset: 462, NextOffset: 499
-    testutil.go:509: Offset: 711, NextOffset: 1037
-    testutil.go:509: Offset: 499, NextOffset: 790
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1037, NextOffset: 1074
-    testutil.go:509: Offset: 790, NextOffset: 827
-    testutil.go:509: Offset: 1074, NextOffset: 1400
-    testutil.go:509: Offset: 827, NextOffset: 1119
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 384, NextOffset: 674
     testutil.go:509: Offset: 172, NextOffset: 462
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1729, NextOffset: 1766
+    testutil.go:509: Offset: 1448, NextOffset: 1485
+    testutil.go:509: Offset: 1766, NextOffset: 2093
+    testutil.go:509: Offset: 1485, NextOffset: 1777
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 134 253 398 547 665 718]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 107 210 326 449 554 596]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 253 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 398 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 547 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 665 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 718 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 134 254 397 546 664 720]
+    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 210 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 326 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 449 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 554 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 596 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 110 216 335 461 569 619]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 254 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 397 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 546 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 664 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 720 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 335 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 461 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 569 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 619 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 110 216 335 461 569 611]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 335 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 461 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 569 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 611 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":467,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":800,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1466,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1503,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":348,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":680,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":717,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1047,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1084,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1414,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1451,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1747,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1784,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2114,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2151,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo_empty4 foo5 foo6 foo3 foo_empty3 foo4 foo_empty5] vs [foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty3 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo2 foo3 foo_empty5 foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty4] vs [foo4 foo_empty4 foo_empty5 foo6 foo foo3 foo_empty3 foo5 .no.prefetch.landmark foo_empty foo2 foo_empty2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 467, NextOffset: 504
     testutil.go:509: Offset: 680, NextOffset: 717
     testutil.go:509: Offset: 504, NextOffset: 800
     testutil.go:509: Offset: 717, NextOffset: 1047
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1466, NextOffset: 1503
-    testutil.go:509: Offset: 1747, NextOffset: 1784
-    testutil.go:509: Offset: 1503, NextOffset: 1799
-    testutil.go:509: Offset: 1784, NextOffset: 2114
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1799, NextOffset: 1836
-    testutil.go:509: Offset: 2114, NextOffset: 2151
-    testutil.go:509: Offset: 1836, NextOffset: 1981
-    testutil.go:509: Offset: 2151, NextOffset: 2296
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 800, NextOffset: 837
     testutil.go:509: Offset: 1047, NextOffset: 1084
     testutil.go:509: Offset: 837, NextOffset: 1133
     testutil.go:509: Offset: 1084, NextOffset: 1414
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1133, NextOffset: 1170
-    testutil.go:509: Offset: 1414, NextOffset: 1451
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 134 254 397 546 664 717]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 254 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 397 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 546 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1170, NextOffset: 1466
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [5] at 664 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1451, NextOffset: 1747
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [6] at 717 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 348, NextOffset: 385
     testutil.go:509: Offset: 172, NextOffset: 467
     testutil.go:509: Offset: 385, NextOffset: 680
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty3 foo_empty4 foo5 foo] vs [foo foo_empty foo2 foo_empty2 foo_empty4 foo5 foo6 foo3 foo_empty3 foo4 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1133, NextOffset: 1170
+    testutil.go:509: Offset: 1414, NextOffset: 1451
+    testutil.go:509: Offset: 1170, NextOffset: 1466
+    testutil.go:509: Offset: 1451, NextOffset: 1747
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1747, NextOffset: 1784
     testutil.go:509: Offset: 1466, NextOffset: 1503
-    testutil.go:509: Offset: 1784, NextOffset: 2114
+    testutil.go:509: Offset: 1747, NextOffset: 1784
     testutil.go:509: Offset: 1503, NextOffset: 1799
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 348, NextOffset: 385
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 385, NextOffset: 680
-    testutil.go:509: Offset: 172, NextOffset: 467
+    testutil.go:509: Offset: 1784, NextOffset: 2114
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1799, NextOffset: 1836
+    testutil.go:509: Offset: 2114, NextOffset: 2151
+    testutil.go:509: Offset: 1836, NextOffset: 1981
+    testutil.go:509: Offset: 2151, NextOffset: 2296
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo6 foo foo3 foo_empty3 foo5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo4] vs [foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo2 foo3 foo_empty5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 680, NextOffset: 717
@@ -125534,73 +126837,78 @@
     testutil.go:509: Offset: 717, NextOffset: 1047
     testutil.go:509: Offset: 504, NextOffset: 800
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1047, NextOffset: 1084
-    testutil.go:509: Offset: 800, NextOffset: 837
-    testutil.go:509: Offset: 1084, NextOffset: 1414
-    testutil.go:509: Offset: 837, NextOffset: 1133
     testutil.go:395: Comparing: "foo4" vs "foo4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 110 216 335 461 569 619]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 335 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 461 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 569 in stargz, uncompressed length 1636
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1414, NextOffset: 1451
     testutil.go:509: Offset: 1133, NextOffset: 1170
     testutil.go:509: Offset: 1451, NextOffset: 1747
     testutil.go:509: Offset: 1170, NextOffset: 1466
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [6] at 619 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2114, NextOffset: 2151
     testutil.go:509: Offset: 1799, NextOffset: 1836
     testutil.go:509: Offset: 2151, NextOffset: 2296
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1836, NextOffset: 1981
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 348, NextOffset: 385
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 385, NextOffset: 680
+    testutil.go:509: Offset: 172, NextOffset: 467
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1047, NextOffset: 1084
+    testutil.go:509: Offset: 800, NextOffset: 837
+    testutil.go:509: Offset: 1084, NextOffset: 1414
+    testutil.go:509: Offset: 837, NextOffset: 1133
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1747, NextOffset: 1784
+    testutil.go:509: Offset: 1466, NextOffset: 1503
+    testutil.go:509: Offset: 1784, NextOffset: 2114
+    testutil.go:509: Offset: 1503, NextOffset: 1799
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 108 212 329 453 559 609]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 329 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 453 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 559 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 609 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 108 212 329 453 559 601]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 110 216 335 461 569 611]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 329 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 453 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 559 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 601 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 108 212 329 453 559 609]
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 335 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 461 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 569 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 611 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 109 214 332 457 564 614]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 329 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 453 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 559 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 609 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 214 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 332 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 457 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 564 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 614 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty2 foo_empty4 foo6] vs [foo5 foo6 foo foo2 foo3 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty2 foo5 foo_empty foo2] vs [foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 .no.prefetch.landmark foo foo3 foo_empty3 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
@@ -125616,274 +126924,49 @@
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo4 foo5 foo6 foo foo2] vs [foo_empty5 foo_empty2 foo_empty4 foo6 foo foo_empty foo2 foo3 foo_empty3 foo4 foo5]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 108 212 329 453 559 601]
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 109 214 332 457 564 606]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 329 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 453 in stargz, uncompressed length 1024
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [5] at 559 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 601 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 107 210 326 449 554 604]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 210 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 326 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 449 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 554 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 604 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 107 210 326 449 554 596]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 210 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 326 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 449 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 554 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 596 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 110 216 335 461 569 619]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 335 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 461 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 569 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 619 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo5 foo_empty5 foo6 foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4] vs [foo4 foo5 foo_empty5 .no.prefetch.landmark foo3 foo_empty4 foo6 foo foo_empty foo2 foo_empty2 foo_empty3]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 214 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 8592, NextOffset: 9174
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 332 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 457 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 564 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 9733, NextOffset: 10315
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [6] at 606 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty5 .no.prefetch.landmark foo3 foo_empty4 foo6 foo foo_empty foo2 foo_empty2 foo_empty3] vs [foo_empty5 foo6 foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty foo2 foo5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 110 216 335 461 569 611]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 335 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [4] at 461 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 569 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [6] at 611 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 110 216 335 461 569 619]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 335 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 461 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 569 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 619 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 110 216 335 461 569 611]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 335 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 461 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 569 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 611 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo3 foo4 foo6] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo foo3 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 109 214 332 457 564 614]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 214 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 332 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 457 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 564 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 614 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo foo3 foo_empty5 foo6] vs [foo3 foo4 foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5]
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 .no.prefetch.landmark foo foo3 foo_empty3] vs [foo4 foo_empty4 foo_empty5 foo6 foo foo_empty2 foo5 foo_empty foo2 foo3 foo_empty3]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -125894,6 +126977,7 @@
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
@@ -125907,32 +126991,19 @@
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 109 214 332 457 564 606]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 214 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 332 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 457 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 564 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 606 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 109 214 332 457 564 614]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -125943,7 +127014,7 @@
     testutil.go:2349:   [5] at 564 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 614 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 109 214 332 457 564 606]
     testutil.go:2330: got gzip streams:
@@ -125955,60 +127026,44 @@
     testutil.go:2349:   [5] at 564 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 606 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo4 foo5] vs [foo_empty foo_empty2 foo3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo2 foo_empty3 foo5 foo6 foo]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo2 foo5 foo_empty5] vs [foo6 .no.prefetch.landmark foo_empty foo_empty3 foo4 foo5 foo foo2 foo_empty2 foo3 foo_empty4 foo_empty5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo2 foo_empty3] vs [foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty3 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 109 214 332 457 564 614]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 214 in stargz, uncompressed length 1536
@@ -126017,37 +127072,52 @@
     testutil.go:2349:   [5] at 564 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 614 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo_empty3 foo4 foo5 foo foo2 foo_empty2 foo3 foo_empty4 foo_empty5 foo6] vs [foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo2 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 109 214 332 457 564 606]
     testutil.go:2330: got gzip streams:
@@ -126063,84 +127133,94 @@
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [2] at 212 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 329 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 453 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 559 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 609 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 108 212 329 453 559 601]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 329 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 453 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 559 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 601 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo4 foo6 foo2 foo_empty3 foo_empty4 foo5 foo_empty5] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo6 foo_empty foo_empty3 foo4 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo2 foo_empty5 foo6] vs [foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo5 foo foo_empty foo_empty3 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo5 foo foo_empty foo_empty3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2] vs [foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo2 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo6] vs [foo_empty2 foo3 foo4 foo6 foo2 foo_empty3 foo_empty4 foo5 foo_empty5 foo foo_empty]
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 108 212 329 453 559 601]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4871, NextOffset: 6464
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 329 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 453 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 559 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 601 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
@@ -126148,19 +127228,15 @@
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 112 219 340 466 575 625]
     testutil.go:2330: got gzip streams:
@@ -126172,8 +127248,6 @@
     testutil.go:2349:   [5] at 575 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 625 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 112 219 340 466 575 617]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -126184,7 +127258,37 @@
     testutil.go:2349:   [5] at 575 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 617 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo_empty4 foo6 foo foo3 foo_empty3 foo4 foo5 foo_empty5] vs [.no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo5 foo_empty5 foo6 foo foo2 foo3 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 112 219 340 466 575 625]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
@@ -126194,77 +127298,27 @@
     testutil.go:2349:   [5] at 575 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 625 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2 foo5] vs [foo6 foo foo_empty2 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo_empty foo2 foo3 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo_empty foo2 foo3 foo5 foo_empty5 foo6] vs [foo5 foo foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo5 foo_empty5 foo6 foo foo2 foo3 foo4 foo_empty4] vs [foo2 foo_empty2 foo_empty4 foo6 foo foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 112 219 340 466 575 617]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 340 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 466 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 575 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 617 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
@@ -126281,14 +127335,35 @@
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 112 219 340 466 575 617]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 340 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 466 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 575 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 617 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 110 216 335 461 569 619]
     testutil.go:2330: got gzip streams:
@@ -126300,8 +127375,6 @@
     testutil.go:2349:   [5] at 569 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 619 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 110 216 335 461 569 611]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -126311,53 +127384,20 @@
     testutil.go:2349:   [4] at 461 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 569 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 611 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo5] vs [foo_empty5 foo6 foo2 foo3 foo_empty3 foo5 .no.prefetch.landmark foo foo_empty foo_empty2 foo4 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo_empty3 foo5 foo6] vs [foo4 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty5 .no.prefetch.landmark foo3]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 113 217 340 469 575 625]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 340 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 469 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [5] at 575 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
@@ -126366,53 +127406,82 @@
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [6] at 625 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo2 foo3 foo_empty3 foo5 .no.prefetch.landmark foo foo_empty foo_empty2 foo4 foo_empty4 foo_empty5] vs [foo_empty foo5 foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty5 .no.prefetch.landmark] vs [foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo_empty3 foo5 foo6 foo foo_empty]
     testutil.go:395: Comparing: "foo4" vs "foo4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 113 217 340 469 575 625]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 340 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [4] at 469 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [5] at 575 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 625 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 113 217 340 469 575 617]
     testutil.go:2330: got gzip streams:
@@ -126424,6 +127493,8 @@
     testutil.go:2349:   [5] at 575 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 617 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 113 217 340 469 575 625]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -126434,74 +127505,61 @@
     testutil.go:2349:   [5] at 575 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 625 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 113 217 340 469 575 617]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 340 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 469 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 575 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 617 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo_empty5 foo foo3 foo_empty3 foo4 foo_empty4 foo5 foo6] vs [foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty2 foo4 foo6 foo_empty foo3]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo_empty foo4 foo_empty4] vs [foo_empty3 foo_empty4 .no.prefetch.landmark foo foo2 foo_empty2 foo4 foo5 foo_empty5 foo6 foo_empty foo3]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo4 foo6 foo_empty foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark] vs [foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo_empty5 foo foo3 foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 113 217 340 469 575 617]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 340 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 469 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 575 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 617 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 .no.prefetch.landmark foo foo2 foo_empty2 foo4 foo5 foo_empty5 foo6 foo_empty foo3 foo_empty3] vs [foo foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo_empty foo4 foo_empty4]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -126518,25 +127576,39 @@
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 112 216 338 466 572 622]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 216 in stargz, uncompressed length 1536
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
     testutil.go:2349:   [3] at 338 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 466 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 572 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 622 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 112 216 338 466 572 614]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -126557,78 +127629,88 @@
     testutil.go:2349:   [5] at 586 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 636 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo6 foo] vs [foo foo_empty foo2 foo3 foo_empty3 foo_empty5 foo6 foo_empty2 foo4 foo_empty4 foo5 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo_empty3 foo4 foo_empty5 foo6 foo_empty foo3 foo_empty4 foo5] vs [foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo4 foo5 .no.prefetch.landmark foo foo_empty3]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 115 222 347 478 586 628]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 222 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 347 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 478 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 586 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 628 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 115 222 347 478 586 628]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo_empty5 foo6 foo_empty2 foo4 foo_empty4 foo5] vs [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo6 foo foo4 foo_empty4 foo5 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo4 foo5 .no.prefetch.landmark foo foo_empty3 foo_empty4 foo_empty5 foo6] vs [foo_empty2 foo_empty3 foo4 foo_empty5 foo6 foo_empty foo3 foo_empty4 foo5 foo foo2]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 115 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 6501, NextOffset: 8066
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 222 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 5388, NextOffset: 6953
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 347 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 478 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [5] at 586 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 628 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -126636,27 +127718,8 @@
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 115 222 347 478 586 636]
     testutil.go:2330: got gzip streams:
@@ -126668,6 +127731,8 @@
     testutil.go:2349:   [5] at 586 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 636 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 115 222 347 478 586 628]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -126678,120 +127743,118 @@
     testutil.go:2349:   [5] at 586 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 628 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo5 foo2 foo_empty5 foo6 foo foo_empty foo_empty2] vs [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo6]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 114 221 345 475 583 633]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo4 foo_empty5 foo6 foo2 foo_empty2 foo_empty3 foo_empty4 foo5] vs [foo3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo_empty3 foo5 foo6 foo foo2 foo_empty2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 114 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 221 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 345 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 475 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 583 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 633 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 114 221 345 475 583 633]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 114 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 6953, NextOffset: 6990
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 221 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 345 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 475 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 8066, NextOffset: 8103
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [5] at 583 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 633 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo6 foo foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty] vs [foo3 foo4 foo_empty5 foo6 foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo foo_empty]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo] vs [foo_empty5 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 114 221 345 475 583 625]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 114 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 2147
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [2] at 221 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [3] at 345 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 475 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 583 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 625 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 114 219 343 473 580 630]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -126801,30 +127864,18 @@
     testutil.go:2349:   [4] at 473 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 580 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 630 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 114 219 343 473 580 622]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 114 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 343 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 473 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 580 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 622 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo4 foo5 foo foo_empty foo3 foo_empty3 foo_empty4 foo_empty5 foo6] vs [foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo foo_empty2 foo_empty5 foo6 foo_empty]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo6 foo_empty foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo foo_empty2] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo5 foo_empty5 foo2 foo_empty3 foo4 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
@@ -126833,16 +127884,11 @@
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
@@ -126854,58 +127900,74 @@
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 .no.prefetch.landmark foo foo_empty2 foo_empty5 foo6 foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4] vs [foo_empty5 foo6 foo2 foo_empty2 foo4 foo5 foo foo_empty foo3 foo_empty3 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo5 foo_empty5 foo2 foo_empty3] vs [foo foo_empty2 foo4 foo5 foo6 foo_empty foo2 foo3 foo_empty3 foo_empty4 foo_empty5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 114 219 343 473 580 622]
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 114 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 343 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 473 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 580 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 622 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 114 219 343 473 580 630]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 114 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [2] at 219 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 343 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 473 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 580 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 630 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 114 219 343 473 580 622]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -126916,100 +127978,189 @@
     testutil.go:2349:   [5] at 580 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 622 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty3 foo_empty5 foo6 foo2 foo_empty2 foo3 foo4 foo_empty4 foo5] vs [foo2 foo5 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo5 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4] vs [foo_empty foo_empty3 foo_empty5 foo6 foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 foo]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 113 218 341 470 577 627]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [1] at 113 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [2] at 218 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [3] at 341 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 470 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [5] at 577 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 627 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo4 foo_empty4 foo foo2 foo3 foo_empty3 foo5 foo_empty5 foo6] vs [foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo3 foo6]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 545, NextOffset: 582
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 113 218 341 470 577 619]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 113 218 341 470 577 619]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [1] at 113 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 218 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [3] at 341 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 470 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 577 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 619 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:1580: testing streams: [0 0 117 225 352 483 592 642]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 225 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 352 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 483 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 592 in stargz, uncompressed length 1636
+    testutil.go:2349:   [6] at 642 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 117 225 352 483 592 634]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 225 in stargz, uncompressed length 1536
+    testutil.go:2349:   [3] at 352 in stargz, uncompressed length 1536
+    testutil.go:2349:   [4] at 483 in stargz, uncompressed length 1024
+    testutil.go:2349:   [5] at 592 in stargz, uncompressed length 512
+    testutil.go:2349:   [6] at 634 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty foo_empty2 foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty3 foo4] vs [.no.prefetch.landmark foo_empty foo3 foo_empty4 foo5 foo6 foo foo2 foo_empty2 foo_empty3 foo4 foo_empty5]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 .no.prefetch.landmark foo foo3 foo6 foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4] vs [foo foo2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo_empty4 foo5 foo6 foo foo2] vs [foo_empty foo_empty2 foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty3 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
@@ -127022,35 +128173,25 @@
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 117 225 352 483 592 642]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 225 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 352 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 483 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 592 in stargz, uncompressed length 1636
-    testutil.go:2349:   [6] at 642 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 117 225 352 483 592 634]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 117 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 225 in stargz, uncompressed length 1536
-    testutil.go:2349:   [3] at 352 in stargz, uncompressed length 1536
-    testutil.go:2349:   [4] at 483 in stargz, uncompressed length 1024
-    testutil.go:2349:   [5] at 592 in stargz, uncompressed length 512
-    testutil.go:2349:   [6] at 634 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 117 225 352 483 592 642]
     testutil.go:2330: got gzip streams:
@@ -127062,102 +128203,18 @@
     testutil.go:2349:   [5] at 592 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 642 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty2 foo3 foo_empty5 foo6] vs [.no.prefetch.landmark foo foo2 foo_empty3 foo_empty4 foo6 foo_empty foo_empty2 foo3 foo4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 965, NextOffset: 1050
-    testutil.go:509: Offset: 1180, NextOffset: 1265
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 373, NextOffset: 410
-    testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 775, NextOffset: 812
-    testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:509: Offset: 812, NextOffset: 943
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 799, NextOffset: 928
-    testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 463, NextOffset: 594
-    testutil.go:509: Offset: 610, NextOffset: 775
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 117 225 352 483 592 634]
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty3 foo_empty4 foo6 foo_empty foo_empty2 foo3 foo4 foo5 foo_empty5 .no.prefetch.landmark] vs [foo5 foo foo_empty2 foo3 foo_empty5 foo6 foo_empty foo2 foo_empty3 foo4 foo_empty4]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1180, NextOffset: 1265
-    testutil.go:509: Offset: 965, NextOffset: 1050
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 610, NextOffset: 775
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [1] at 117 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 225 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 352 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 483 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 592 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 634 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 463, NextOffset: 594
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 775, NextOffset: 812
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 812, NextOffset: 943
-    testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:509: Offset: 799, NextOffset: 928
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 373, NextOffset: 410
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 115 223 348 479 588 638]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -127167,19 +128224,108 @@
     testutil.go:2349:   [4] at 479 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 588 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 638 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo3 foo_empty4 foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty5] vs [foo_empty foo2 foo5 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo5 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6] vs [foo3 foo_empty4 foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo6 foo foo_empty]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 115 223 348 479 588 630]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 115 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [2] at 223 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [3] at 348 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [4] at 479 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 588 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 630 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 221 436 736 1033 1247 1500]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -127190,103 +128336,18 @@
     testutil.go:2349:   [5] at 1247 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 1500 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo_empty3 foo4 foo foo2 foo_empty2] vs [foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo_empty3 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 301, NextOffset: 434
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 582, NextOffset: 619
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 221 436 736 1033 1247 1359]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 221 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 471, NextOffset: 603
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [2] at 436 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 736 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 619, NextOffset: 785
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [4] at 1033 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 1247 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 1359 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 772, NextOffset: 809
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 940, NextOffset: 977
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 977, NextOffset: 1062
-    testutil.go:509: Offset: 1193, NextOffset: 1278
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:509: Offset: 822, NextOffset: 954
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo_empty3 foo_empty5 foo6 foo foo_empty foo2 foo_empty2] vs [foo5 foo_empty5 foo6 foo_empty foo_empty3 foo4 foo foo2 foo_empty2 foo3 foo_empty4]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:509: Offset: 301, NextOffset: 434
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 619, NextOffset: 785
-    testutil.go:509: Offset: 471, NextOffset: 603
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 822, NextOffset: 954
-    testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 940, NextOffset: 977
-    testutil.go:509: Offset: 1193, NextOffset: 1278
-    testutil.go:509: Offset: 977, NextOffset: 1062
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 221 436 736 1033 1247 1500]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -127303,11 +128364,91 @@
     testutil.go:2349:   [1] at 221 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 436 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 736 in stargz, uncompressed length 1536
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [4] at 1033 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 1247 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 1359 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty4 foo_empty5 foo6 foo foo_empty2 foo3 foo_empty3 foo4 foo5] vs [foo6 foo foo2 foo4 foo5 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 594, NextOffset: 631
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 631, NextOffset: 762
+    testutil.go:509: Offset: 812, NextOffset: 943
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 965, NextOffset: 1050
+    testutil.go:509: Offset: 1180, NextOffset: 1265
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo2 foo4 foo5] vs [foo foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty foo2 foo_empty4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1180, NextOffset: 1265
+    testutil.go:509: Offset: 965, NextOffset: 1050
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 594, NextOffset: 631
+    testutil.go:509: Offset: 812, NextOffset: 943
+    testutil.go:509: Offset: 631, NextOffset: 762
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 223 439 740 1038 1253 1506]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -127324,49 +128465,14 @@
     testutil.go:2349:   [1] at 223 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 439 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 740 in stargz, uncompressed length 1536
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [4] at 1038 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 1253 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 1365 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo foo2 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty3] vs [foo2 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty2 foo3 foo4 foo_empty4 foo foo_empty]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 596, NextOffset: 633
-    testutil.go:509: Offset: 780, NextOffset: 817
-    testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:509: Offset: 817, NextOffset: 947
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:509: Offset: 245, NextOffset: 374
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 763, NextOffset: 800
-    testutil.go:509: Offset: 947, NextOffset: 984
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 224 440 743 1042 1259 1512]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 800, NextOffset: 931
-    testutil.go:509: Offset: 984, NextOffset: 1150
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 224 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 440 in stargz, uncompressed length 1536
@@ -127374,55 +128480,7 @@
     testutil.go:2349:   [4] at 1042 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 1259 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 1512 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1150, NextOffset: 1187
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 968, NextOffset: 1053
-    testutil.go:509: Offset: 1187, NextOffset: 1272
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty2 foo3 foo4 foo_empty4] vs [foo3 foo_empty3 foo4 foo foo2 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo_empty2]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 763, NextOffset: 800
-    testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:509: Offset: 800, NextOffset: 931
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1187, NextOffset: 1272
-    testutil.go:509: Offset: 968, NextOffset: 1053
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 780, NextOffset: 817
-    testutil.go:509: Offset: 596, NextOffset: 633
-    testutil.go:509: Offset: 817, NextOffset: 947
-    testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 245, NextOffset: 374
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:509: Offset: 297, NextOffset: 428
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 224 440 743 1042 1259 1371]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -127433,7 +128491,7 @@
     testutil.go:2349:   [5] at 1259 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 1371 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 224 440 743 1042 1259 1512]
     testutil.go:2330: got gzip streams:
@@ -127445,17 +128503,105 @@
     testutil.go:2349:   [5] at 1259 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 1512 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo foo2 foo3 foo4 foo_empty5] vs [foo_empty2 foo_empty4 foo6 foo foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo_empty]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+    testutil.go:509: Offset: 977, NextOffset: 1062
+    testutil.go:509: Offset: 1193, NextOffset: 1278
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 471, NextOffset: 603
+    testutil.go:509: Offset: 619, NextOffset: 785
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo_empty4 foo6 foo foo2] vs [foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo foo2 foo3 foo4 foo_empty5]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 582, NextOffset: 619
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 224 440 743 1042 1259 1371]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 434, NextOffset: 471
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [1] at 224 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 619, NextOffset: 785
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [2] at 440 in stargz, uncompressed length 1536
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [3] at 743 in stargz, uncompressed length 1536
     testutil.go:2349:   [4] at 1042 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 1259 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 471, NextOffset: 603
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [6] at 1371 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 603, NextOffset: 640
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1193, NextOffset: 1278
+    testutil.go:509: Offset: 977, NextOffset: 1062
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:509: Offset: 301, NextOffset: 434
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 225 442 745 1046 1264 1517]
     testutil.go:2330: got gzip streams:
@@ -127467,6 +128613,8 @@
     testutil.go:2349:   [5] at 1264 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 1517 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 225 442 745 1046 1264 1376]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -127477,108 +128625,18 @@
     testutil.go:2349:   [5] at 1264 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 1376 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo foo_empty foo_empty4 foo5 foo_empty5 foo6] vs [foo3 foo_empty4 foo5 foo6 foo2 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 266, NextOffset: 303
-    testutil.go:509: Offset: 380, NextOffset: 417
-    testutil.go:509: Offset: 303, NextOffset: 438
-    testutil.go:509: Offset: 417, NextOffset: 583
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 475, NextOffset: 610
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 610, NextOffset: 647
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 647, NextOffset: 782
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 134, NextOffset: 266
-    testutil.go:509: Offset: 248, NextOffset: 380
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 959, NextOffset: 996
-    testutil.go:509: Offset: 819, NextOffset: 953
-    testutil.go:509: Offset: 996, NextOffset: 1164
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 990, NextOffset: 1075
-    testutil.go:509: Offset: 1201, NextOffset: 1286
-    testutil.go:395: Comparing: "" vs ""
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 223 437 738 1037 1250 1503]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty4 foo5 foo6 foo2 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark] vs [foo6 foo2 foo_empty2 foo3 foo_empty3 foo4 foo foo_empty foo_empty4 foo5 foo_empty5]
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 97, NextOffset: 134
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 223 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 437 in stargz, uncompressed length 1536
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [3] at 738 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 248, NextOffset: 380
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [4] at 1037 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 134, NextOffset: 266
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
     testutil.go:2349:   [5] at 1250 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 1503 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 583, NextOffset: 620
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:509: Offset: 475, NextOffset: 610
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 959, NextOffset: 996
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 996, NextOffset: 1164
-    testutil.go:509: Offset: 819, NextOffset: 953
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1201, NextOffset: 1286
-    testutil.go:509: Offset: 990, NextOffset: 1075
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 380, NextOffset: 417
-    testutil.go:509: Offset: 266, NextOffset: 303
-    testutil.go:509: Offset: 417, NextOffset: 583
-    testutil.go:509: Offset: 303, NextOffset: 438
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 610, NextOffset: 647
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:509: Offset: 647, NextOffset: 782
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 223 437 738 1037 1250 1362]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -127589,8 +128647,6 @@
     testutil.go:2349:   [5] at 1250 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 1362 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 223 437 738 1037 1250 1503]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -127601,6 +128657,8 @@
     testutil.go:2349:   [5] at 1250 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 1503 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 223 437 738 1037 1250 1362]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -127611,107 +128669,93 @@
     testutil.go:2349:   [5] at 1250 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 1362 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo2 foo5 foo_empty foo_empty2] vs [foo2 foo3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo5 foo_empty5 foo]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo2 foo4 foo5] vs [foo_empty2 foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+    testutil.go:509: Offset: 968, NextOffset: 1053
+    testutil.go:509: Offset: 1187, NextOffset: 1272
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 131, NextOffset: 260
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 596, NextOffset: 633
+    testutil.go:509: Offset: 780, NextOffset: 817
+    testutil.go:509: Offset: 633, NextOffset: 763
+    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:509: Offset: 984, NextOffset: 1150
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 463, NextOffset: 594
-    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:509: Offset: 614, NextOffset: 780
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 775, NextOffset: 812
-    testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:509: Offset: 812, NextOffset: 943
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 965, NextOffset: 1050
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo_empty foo_empty2 foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo3 foo_empty3 foo4 foo5] vs [foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo2 foo4 foo5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 224 440 743 1044 1260 1513]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1180, NextOffset: 1265
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [1] at 224 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 93, NextOffset: 130
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [2] at 440 in stargz, uncompressed length 1536
     testutil.go:2349:   [3] at 743 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 260
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [4] at 1044 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [5] at 1260 in stargz, uncompressed length 1636
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 373, NextOffset: 410
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [6] at 1513 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 799, NextOffset: 928
-    testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo5 foo_empty5 foo foo2] vs [foo2 foo5 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:509: Offset: 130, NextOffset: 260
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:509: Offset: 131, NextOffset: 260
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 374, NextOffset: 411
     testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:509: Offset: 297, NextOffset: 428
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 610, NextOffset: 775
-    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 775, NextOffset: 812
-    testutil.go:509: Offset: 594, NextOffset: 631
-    testutil.go:509: Offset: 812, NextOffset: 943
-    testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1180, NextOffset: 1265
-    testutil.go:509: Offset: 965, NextOffset: 1050
+    testutil.go:509: Offset: 780, NextOffset: 817
+    testutil.go:509: Offset: 596, NextOffset: 633
+    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:509: Offset: 633, NextOffset: 763
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 943, NextOffset: 980
-    testutil.go:509: Offset: 762, NextOffset: 799
-    testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:509: Offset: 799, NextOffset: 928
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+    testutil.go:509: Offset: 931, NextOffset: 968
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 224 440 743 1044 1260 1372]
     testutil.go:2330: got gzip streams:
@@ -127722,8 +128766,12 @@
     testutil.go:2349:   [4] at 1044 in stargz, uncompressed length 1024
     testutil.go:2349:   [5] at 1260 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 1372 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1187, NextOffset: 1272
+    testutil.go:509: Offset: 968, NextOffset: 1053
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 226 444 749 1051 1268 1521]
     testutil.go:2330: got gzip streams:
@@ -127745,8 +128793,6 @@
     testutil.go:2349:   [5] at 1268 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 1380 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 226 444 749 1051 1268 1521]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
@@ -127757,45 +128803,8 @@
     testutil.go:2349:   [5] at 1268 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 1521 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty] vs [foo3 foo_empty4 foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 940, NextOffset: 977
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 977, NextOffset: 1062
-    testutil.go:509: Offset: 1193, NextOffset: 1278
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 301, NextOffset: 434
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 226 444 749 1051 1268 1380]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 582, NextOffset: 619
-=== NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 226 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 444 in stargz, uncompressed length 1536
@@ -127804,53 +128813,14 @@
     testutil.go:2349:   [5] at 1268 in stargz, uncompressed length 512
     testutil.go:2349:   [6] at 1380 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 471, NextOffset: 603
-    testutil.go:509: Offset: 619, NextOffset: 785
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:509: Offset: 822, NextOffset: 954
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark] vs [foo_empty4 foo5 foo_empty foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 822, NextOffset: 954
-    testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 940, NextOffset: 977
-    testutil.go:509: Offset: 1193, NextOffset: 1278
-    testutil.go:509: Offset: 977, NextOffset: 1062
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo_empty3 foo5 foo_empty5 foo6 foo2 foo_empty2 foo4 foo_empty4] vs [foo_empty4 foo5 foo_empty foo_empty2 foo3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty3]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:509: Offset: 301, NextOffset: 434
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 619, NextOffset: 785
-    testutil.go:509: Offset: 471, NextOffset: 603
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 97, NextOffset: 134
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 228 447 754 1058 1275 1528]
     testutil.go:2330: got gzip streams:
@@ -127862,7 +128832,80 @@
     testutil.go:2349:   [5] at 1275 in stargz, uncompressed length 1636
     testutil.go:2349:   [6] at 1528 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 819, NextOffset: 953
+    testutil.go:509: Offset: 996, NextOffset: 1164
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 990, NextOffset: 1075
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1201, NextOffset: 1286
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 266, NextOffset: 303
+    testutil.go:509: Offset: 380, NextOffset: 417
+    testutil.go:509: Offset: 303, NextOffset: 438
+    testutil.go:509: Offset: 417, NextOffset: 583
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 610, NextOffset: 647
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 647, NextOffset: 782
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty3 foo_empty4 foo5 foo_empty foo_empty2] vs [foo foo_empty foo3 foo_empty3 foo5 foo_empty5 foo6 foo2 foo_empty2 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 996, NextOffset: 1164
+    testutil.go:509: Offset: 819, NextOffset: 953
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 610, NextOffset: 647
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:509: Offset: 647, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 1201, NextOffset: 1286
+    testutil.go:509: Offset: 990, NextOffset: 1075
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:509: Offset: 134, NextOffset: 266
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 380, NextOffset: 417
+    testutil.go:509: Offset: 266, NextOffset: 303
+    testutil.go:509: Offset: 417, NextOffset: 583
+    testutil.go:509: Offset: 303, NextOffset: 438
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 228 447 754 1058 1275 1387]
     testutil.go:2330: got gzip streams:
@@ -127885,9 +128928,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1569 2109]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -127909,107 +128951,45 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty5 foo3 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2 foo_empty3] vs [foo foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:509: Offset: 245, NextOffset: 374
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 596, NextOffset: 633
-    testutil.go:509: Offset: 780, NextOffset: 817
-    testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:509: Offset: 817, NextOffset: 947
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 577, NextOffset: 614
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 763, NextOffset: 800
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 2109]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 800, NextOffset: 931
-    testutil.go:509: Offset: 984, NextOffset: 1150
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 968, NextOffset: 1053
-    testutil.go:509: Offset: 1187, NextOffset: 1272
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo6 foo foo4 foo_empty4 foo5 foo_empty5] vs [foo3 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty3 foo5] vs [foo foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5]
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1150, NextOffset: 1187
-    testutil.go:509: Offset: 931, NextOffset: 968
-    testutil.go:509: Offset: 1187, NextOffset: 1272
-    testutil.go:509: Offset: 968, NextOffset: 1053
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 965, NextOffset: 1050
+    testutil.go:509: Offset: 1180, NextOffset: 1265
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 245, NextOffset: 374
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 780, NextOffset: 817
-    testutil.go:509: Offset: 596, NextOffset: 633
-    testutil.go:509: Offset: 817, NextOffset: 947
-    testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 947, NextOffset: 984
-    testutil.go:509: Offset: 763, NextOffset: 800
-    testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:509: Offset: 800, NextOffset: 931
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 373, NextOffset: 410
 === NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 1569 2109]
     testutil.go:2330: got gzip streams:
@@ -128021,18 +129001,80 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 594, NextOffset: 631
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 631, NextOffset: 762
+    testutil.go:509: Offset: 812, NextOffset: 943
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo] vs [foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty3 foo5]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 573, NextOffset: 610
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:509: Offset: 463, NextOffset: 594
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 775, NextOffset: 812
+    testutil.go:509: Offset: 594, NextOffset: 631
+    testutil.go:509: Offset: 812, NextOffset: 943
+    testutil.go:509: Offset: 631, NextOffset: 762
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 943, NextOffset: 980
+    testutil.go:509: Offset: 762, NextOffset: 799
+    testutil.go:509: Offset: 980, NextOffset: 1143
+    testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 2109]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 928, NextOffset: 965
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1180, NextOffset: 1265
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 965, NextOffset: 1050
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 1569 2109]
     testutil.go:2330: got gzip streams:
@@ -128056,6 +129098,8 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 2109]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
@@ -128074,177 +129118,508 @@
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1569 2109]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo2 foo_empty3 foo6 foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5] vs [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 .no.prefetch.landmark foo foo4 foo_empty4 foo6]
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo_empty2 foo_empty4 foo6] vs [foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo2 foo3 foo5 foo_empty5 foo]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+    testutil.go:509: Offset: 977, NextOffset: 1062
+    testutil.go:509: Offset: 1193, NextOffset: 1278
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 134, NextOffset: 266
-    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:509: Offset: 95, NextOffset: 132
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:509: Offset: 246, NextOffset: 378
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 266, NextOffset: 303
-    testutil.go:509: Offset: 380, NextOffset: 417
-    testutil.go:509: Offset: 303, NextOffset: 438
-    testutil.go:509: Offset: 417, NextOffset: 583
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 471, NextOffset: 603
+    testutil.go:509: Offset: 619, NextOffset: 785
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 .no.prefetch.landmark foo2 foo3 foo5 foo_empty5 foo foo_empty foo_empty2 foo_empty3 foo4] vs [foo foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo_empty2 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 619, NextOffset: 785
+    testutil.go:509: Offset: 471, NextOffset: 603
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 991, NextOffset: 1156
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1569 2109]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
     testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 512
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 809, NextOffset: 940
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 990, NextOffset: 1075
-    testutil.go:509: Offset: 1201, NextOffset: 1286
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 822, NextOffset: 954
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1193, NextOffset: 1278
+    testutil.go:509: Offset: 977, NextOffset: 1062
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:509: Offset: 301, NextOffset: 434
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 145 198]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 145 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 198 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 145 198]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 145 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 198 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 143 196]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 143 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 196 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":143,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 147 200]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 147 200]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo5 foo6 foo foo_empty foo3 foo4 foo_empty5 foo2 foo_empty2] vs [foo_empty2 foo_empty3 foo4 foo5 foo6 foo foo2 foo3 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+    testutil.go:509: Offset: 968, NextOffset: 1053
+    testutil.go:509: Offset: 1187, NextOffset: 1272
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 131, NextOffset: 260
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 428, NextOffset: 465
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 596, NextOffset: 633
+    testutil.go:509: Offset: 780, NextOffset: 817
+    testutil.go:509: Offset: 633, NextOffset: 763
+    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo4 foo5 foo6 foo foo2 foo3 foo_empty4 foo_empty5] vs [foo foo_empty foo3 foo4 foo_empty5 foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 780, NextOffset: 817
+    testutil.go:509: Offset: 596, NextOffset: 633
+    testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:509: Offset: 633, NextOffset: 763
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 947, NextOffset: 984
+    testutil.go:509: Offset: 763, NextOffset: 800
+    testutil.go:509: Offset: 984, NextOffset: 1150
+    testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1150, NextOffset: 1187
+    testutil.go:509: Offset: 931, NextOffset: 968
+    testutil.go:509: Offset: 1187, NextOffset: 1272
+    testutil.go:509: Offset: 968, NextOffset: 1053
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 94, NextOffset: 131
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 147 200]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:509: Offset: 131, NextOffset: 260
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:509: Offset: 465, NextOffset: 596
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 146 199]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 146 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 199 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 146 199]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 146 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 199 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 145 198]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 145 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 198 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 147 200]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo foo_empty] vs [foo4 foo foo2 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 134, NextOffset: 266
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 248, NextOffset: 380
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 266, NextOffset: 303
+    testutil.go:509: Offset: 380, NextOffset: 417
+    testutil.go:509: Offset: 303, NextOffset: 438
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 417, NextOffset: 583
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 438, NextOffset: 475
     testutil.go:509: Offset: 583, NextOffset: 620
     testutil.go:509: Offset: 475, NextOffset: 610
     testutil.go:509: Offset: 620, NextOffset: 787
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 610, NextOffset: 647
     testutil.go:509: Offset: 787, NextOffset: 824
     testutil.go:509: Offset: 647, NextOffset: 782
     testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 959, NextOffset: 996
     testutil.go:509: Offset: 819, NextOffset: 953
     testutil.go:509: Offset: 996, NextOffset: 1164
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 990, NextOffset: 1075
+    testutil.go:509: Offset: 1201, NextOffset: 1286
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 .no.prefetch.landmark foo foo4 foo_empty4 foo6] vs [foo_empty3 foo6 foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo foo2 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark] vs [foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo foo_empty foo_empty4]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 610, NextOffset: 647
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:509: Offset: 647, NextOffset: 782
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:509: Offset: 134, NextOffset: 266
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 380, NextOffset: 417
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 266, NextOffset: 303
     testutil.go:509: Offset: 417, NextOffset: 583
     testutil.go:509: Offset: 303, NextOffset: 438
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:509: Offset: 475, NextOffset: 610
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 959, NextOffset: 996
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 996, NextOffset: 1164
     testutil.go:509: Offset: 819, NextOffset: 953
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 248, NextOffset: 380
-    testutil.go:509: Offset: 134, NextOffset: 266
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 610, NextOffset: 647
-    testutil.go:509: Offset: 824, NextOffset: 959
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1569 2109]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 647, NextOffset: 782
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1164, NextOffset: 1201
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 953, NextOffset: 990
     testutil.go:509: Offset: 1201, NextOffset: 1286
     testutil.go:509: Offset: 990, NextOffset: 1075
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 1569 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 147 200]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":1569,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 145 198]
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 148 201]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 145 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 198 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 148 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 201 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 145 198]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":148,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 132 174]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 145 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 198 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 174 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 143 196]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 132 174]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 143 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 196 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 174 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":143,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":641,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":811,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":944,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":579,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":616,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1155,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1192,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty5 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo6] vs [foo3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo_empty5 foo6 foo2]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo2 foo3 foo4 foo5 foo6 foo] vs [foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty foo4 foo5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 131, NextOffset: 263
+    testutil.go:509: Offset: 245, NextOffset: 377
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 263, NextOffset: 300
+    testutil.go:509: Offset: 377, NextOffset: 414
+    testutil.go:509: Offset: 300, NextOffset: 434
+    testutil.go:509: Offset: 414, NextOffset: 579
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 434, NextOffset: 471
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 129 171]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 171 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":129,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 579, NextOffset: 616
     testutil.go:509: Offset: 471, NextOffset: 604
     testutil.go:509: Offset: 616, NextOffset: 782
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 604, NextOffset: 641
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 641, NextOffset: 774
     testutil.go:509: Offset: 819, NextOffset: 952
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 774, NextOffset: 811
     testutil.go:509: Offset: 952, NextOffset: 989
@@ -128255,143 +129630,101 @@
     testutil.go:509: Offset: 1155, NextOffset: 1192
     testutil.go:509: Offset: 981, NextOffset: 1066
     testutil.go:509: Offset: 1192, NextOffset: 1277
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 94, NextOffset: 131
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 147 200]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 131, NextOffset: 263
-    testutil.go:509: Offset: 245, NextOffset: 377
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 263, NextOffset: 300
-    testutil.go:509: Offset: 377, NextOffset: 414
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 300, NextOffset: 434
-    testutil.go:509: Offset: 414, NextOffset: 579
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo5 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo_empty5 foo6 foo2 foo3 foo4 foo_empty4] vs [foo2 foo_empty5 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 377, NextOffset: 414
-    testutil.go:509: Offset: 263, NextOffset: 300
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 414, NextOffset: 579
-    testutil.go:509: Offset: 300, NextOffset: 434
+    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty foo4] vs [foo_empty4 foo_empty5 foo2 foo3 foo4 foo5 foo6 foo foo_empty foo_empty2 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 579, NextOffset: 616
     testutil.go:509: Offset: 434, NextOffset: 471
     testutil.go:509: Offset: 616, NextOffset: 782
     testutil.go:509: Offset: 471, NextOffset: 604
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 245, NextOffset: 377
+    testutil.go:509: Offset: 131, NextOffset: 263
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 604, NextOffset: 641
     testutil.go:509: Offset: 819, NextOffset: 952
     testutil.go:509: Offset: 641, NextOffset: 774
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 952, NextOffset: 989
     testutil.go:509: Offset: 774, NextOffset: 811
     testutil.go:509: Offset: 989, NextOffset: 1155
     testutil.go:509: Offset: 811, NextOffset: 944
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 245, NextOffset: 377
-    testutil.go:509: Offset: 131, NextOffset: 263
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1155, NextOffset: 1192
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 944, NextOffset: 981
     testutil.go:509: Offset: 1192, NextOffset: 1277
     testutil.go:509: Offset: 981, NextOffset: 1066
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 377, NextOffset: 414
+    testutil.go:509: Offset: 263, NextOffset: 300
+    testutil.go:509: Offset: 414, NextOffset: 579
+    testutil.go:509: Offset: 300, NextOffset: 434
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 147 200]
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 133 175]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 147 200]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 133 175]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 146 199]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 133 175]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 146 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 199 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 146 199]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 132 174]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 146 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 199 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 174 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":146,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":96,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":265,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":302,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":437,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":608,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":645,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":814,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":948,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":956,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":993,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1160,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1197,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo foo_empty foo_empty4] vs [foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo4 foo_empty4 foo_empty]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 265, NextOffset: 302
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 302, NextOffset: 437
-    testutil.go:509: Offset: 415, NextOffset: 583
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty] vs [foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo3 foo6 foo2 foo_empty2 foo_empty3 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo3" vs "foo3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 145 198]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 437, NextOffset: 474
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 583, NextOffset: 620
     testutil.go:509: Offset: 474, NextOffset: 608
     testutil.go:509: Offset: 620, NextOffset: 787
@@ -128400,140 +129733,161 @@
     testutil.go:509: Offset: 608, NextOffset: 645
     testutil.go:509: Offset: 787, NextOffset: 824
     testutil.go:509: Offset: 645, NextOffset: 777
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 145 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 198 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 824, NextOffset: 956
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":145,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 777, NextOffset: 814
     testutil.go:509: Offset: 956, NextOffset: 993
     testutil.go:509: Offset: 814, NextOffset: 948
     testutil.go:509: Offset: 993, NextOffset: 1160
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 132 174]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 948, NextOffset: 985
     testutil.go:509: Offset: 1160, NextOffset: 1197
     testutil.go:509: Offset: 985, NextOffset: 1070
     testutil.go:509: Offset: 1197, NextOffset: 1282
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 174 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 96, NextOffset: 133
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 133, NextOffset: 265
     testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 265, NextOffset: 302
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 302, NextOffset: 437
+    testutil.go:509: Offset: 415, NextOffset: 583
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo4 foo_empty4 foo_empty foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark] vs [foo foo_empty foo_empty4 foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo6 foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo] vs [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo_empty4 foo6]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1160, NextOffset: 1197
     testutil.go:509: Offset: 948, NextOffset: 985
     testutil.go:509: Offset: 1197, NextOffset: 1282
     testutil.go:509: Offset: 985, NextOffset: 1070
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 96, NextOffset: 133
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:509: Offset: 133, NextOffset: 265
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 378, NextOffset: 415
     testutil.go:509: Offset: 265, NextOffset: 302
     testutil.go:509: Offset: 415, NextOffset: 583
     testutil.go:509: Offset: 302, NextOffset: 437
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 787, NextOffset: 824
     testutil.go:509: Offset: 608, NextOffset: 645
     testutil.go:509: Offset: 824, NextOffset: 956
     testutil.go:509: Offset: 645, NextOffset: 777
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 437, NextOffset: 474
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:509: Offset: 474, NextOffset: 608
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 956, NextOffset: 993
     testutil.go:509: Offset: 777, NextOffset: 814
     testutil.go:509: Offset: 993, NextOffset: 1160
     testutil.go:509: Offset: 814, NextOffset: 948
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 96, NextOffset: 133
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:509: Offset: 133, NextOffset: 265
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 437, NextOffset: 474
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:509: Offset: 474, NextOffset: 608
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 147 200]
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 131 173]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 173 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 147 200]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 134 176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 147 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":147,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 148 201]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 134 176]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 148 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 201 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":148,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 132 174]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 135 177]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 174 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 135 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 177 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 138 180]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 138 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 180 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":431,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":468,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":600,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":637,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":768,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":805,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":936,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":973,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":581,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":618,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":784,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1154,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1191,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo3 foo5] vs [foo5 foo_empty5 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3]
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty4 foo6 foo3 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty foo2] vs [foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 600, NextOffset: 637
+    testutil.go:509: Offset: 784, NextOffset: 821
+    testutil.go:509: Offset: 637, NextOffset: 768
+    testutil.go:509: Offset: 821, NextOffset: 952
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 768, NextOffset: 805
+    testutil.go:509: Offset: 952, NextOffset: 989
+    testutil.go:509: Offset: 805, NextOffset: 936
+    testutil.go:509: Offset: 989, NextOffset: 1154
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 936, NextOffset: 973
-    testutil.go:509: Offset: 1154, NextOffset: 1191
-    testutil.go:509: Offset: 973, NextOffset: 1058
-    testutil.go:509: Offset: 1191, NextOffset: 1276
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 95, NextOffset: 132
     testutil.go:509: Offset: 209, NextOffset: 246
@@ -128542,138 +129896,136 @@
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 263, NextOffset: 300
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 377, NextOffset: 414
     testutil.go:509: Offset: 300, NextOffset: 431
     testutil.go:509: Offset: 414, NextOffset: 581
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 936, NextOffset: 973
+    testutil.go:509: Offset: 1154, NextOffset: 1191
+    testutil.go:509: Offset: 973, NextOffset: 1058
+    testutil.go:509: Offset: 1191, NextOffset: 1276
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 431, NextOffset: 468
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 581, NextOffset: 618
     testutil.go:509: Offset: 468, NextOffset: 600
     testutil.go:509: Offset: 618, NextOffset: 784
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty4 foo6 foo foo_empty] vs [foo_empty4 foo6 foo3 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty foo2 foo_empty2]
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 768, NextOffset: 805
     testutil.go:509: Offset: 952, NextOffset: 989
-    testutil.go:509: Offset: 805, NextOffset: 936
+    testutil.go:509: Offset: 768, NextOffset: 805
     testutil.go:509: Offset: 989, NextOffset: 1154
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 132 174]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:509: Offset: 805, NextOffset: 936
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 377, NextOffset: 414
+    testutil.go:509: Offset: 263, NextOffset: 300
+    testutil.go:509: Offset: 414, NextOffset: 581
+    testutil.go:509: Offset: 300, NextOffset: 431
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 138 180]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 174 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 138 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 180 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 600, NextOffset: 637
-    testutil.go:509: Offset: 784, NextOffset: 821
-    testutil.go:509: Offset: 637, NextOffset: 768
-    testutil.go:509: Offset: 821, NextOffset: 952
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo5 foo_empty5 foo_empty3 foo4 foo_empty4 foo6] vs [foo_empty foo2 foo3 foo5 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo]
+    testutil.go:509: Offset: 1154, NextOffset: 1191
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 936, NextOffset: 973
+    testutil.go:509: Offset: 1191, NextOffset: 1276
+    testutil.go:509: Offset: 973, NextOffset: 1058
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 95, NextOffset: 132
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 246, NextOffset: 377
     testutil.go:509: Offset: 132, NextOffset: 263
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 377, NextOffset: 414
-    testutil.go:509: Offset: 263, NextOffset: 300
-    testutil.go:509: Offset: 414, NextOffset: 581
-    testutil.go:509: Offset: 300, NextOffset: 431
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 581, NextOffset: 618
     testutil.go:509: Offset: 431, NextOffset: 468
     testutil.go:509: Offset: 618, NextOffset: 784
     testutil.go:509: Offset: 468, NextOffset: 600
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 952, NextOffset: 989
-    testutil.go:509: Offset: 768, NextOffset: 805
-    testutil.go:509: Offset: 989, NextOffset: 1154
-    testutil.go:509: Offset: 805, NextOffset: 936
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 784, NextOffset: 821
     testutil.go:509: Offset: 600, NextOffset: 637
     testutil.go:509: Offset: 821, NextOffset: 952
     testutil.go:509: Offset: 637, NextOffset: 768
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1154, NextOffset: 1191
-    testutil.go:509: Offset: 936, NextOffset: 973
-    testutil.go:509: Offset: 1191, NextOffset: 1276
-    testutil.go:509: Offset: 973, NextOffset: 1058
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 129 171]
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 135 177]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 129 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 171 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 135 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 177 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":129,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 133 175]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 140 182]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 140 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 133 175]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 140 182]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 140 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 133 175]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 140 182]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 133 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 175 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 140 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":270,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":444,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":481,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":618,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":655,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":792,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":966,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1003,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":384,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":421,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":592,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":629,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":973,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1010,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo_empty3] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo4 foo5 foo6 foo2 foo3 foo_empty4 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty foo_empty2 foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty3 foo4] vs [foo_empty2 foo_empty4 foo_empty5 .no.prefetch.landmark foo2 foo3 foo_empty3 foo4 foo5 foo6 foo foo_empty]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 97, NextOffset: 134
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 134, NextOffset: 270
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 248, NextOffset: 384
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 270, NextOffset: 307
@@ -128685,25 +130037,15 @@
     testutil.go:509: Offset: 592, NextOffset: 629
     testutil.go:509: Offset: 481, NextOffset: 618
     testutil.go:509: Offset: 629, NextOffset: 799
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 618, NextOffset: 655
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 132 174]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 174 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 799, NextOffset: 836
     testutil.go:509: Offset: 655, NextOffset: 792
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 836, NextOffset: 973
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 792, NextOffset: 829
     testutil.go:509: Offset: 973, NextOffset: 1010
@@ -128715,24 +130057,21 @@
     testutil.go:509: Offset: 1178, NextOffset: 1215
     testutil.go:509: Offset: 1003, NextOffset: 1088
     testutil.go:509: Offset: 1215, NextOffset: 1300
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo_empty3 foo4 foo5 foo6 foo2 foo3 foo_empty4 foo_empty5 .no.prefetch.landmark] vs [foo_empty4 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo_empty3 foo foo2 foo3 foo4]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 248, NextOffset: 384
-    testutil.go:509: Offset: 134, NextOffset: 270
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo_empty5 .no.prefetch.landmark foo2 foo3 foo_empty3 foo4 foo5 foo6 foo foo_empty foo_empty2 foo_empty4] vs [foo_empty2 foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 384, NextOffset: 421
+    testutil.go:509: Offset: 270, NextOffset: 307
+    testutil.go:509: Offset: 421, NextOffset: 592
+    testutil.go:509: Offset: 307, NextOffset: 444
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 592, NextOffset: 629
+    testutil.go:509: Offset: 444, NextOffset: 481
+    testutil.go:509: Offset: 629, NextOffset: 799
+    testutil.go:509: Offset: 481, NextOffset: 618
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 799, NextOffset: 836
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 618, NextOffset: 655
     testutil.go:509: Offset: 836, NextOffset: 973
     testutil.go:509: Offset: 655, NextOffset: 792
@@ -128741,111 +130080,101 @@
     testutil.go:509: Offset: 792, NextOffset: 829
     testutil.go:509: Offset: 1010, NextOffset: 1178
     testutil.go:509: Offset: 829, NextOffset: 966
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 138 180]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 138 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 180 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1178, NextOffset: 1215
     testutil.go:509: Offset: 966, NextOffset: 1003
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1215, NextOffset: 1300
     testutil.go:509: Offset: 1003, NextOffset: 1088
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 384, NextOffset: 421
-    testutil.go:509: Offset: 270, NextOffset: 307
-    testutil.go:509: Offset: 421, NextOffset: 592
-    testutil.go:509: Offset: 307, NextOffset: 444
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 592, NextOffset: 629
-    testutil.go:509: Offset: 444, NextOffset: 481
-    testutil.go:509: Offset: 629, NextOffset: 799
-    testutil.go:509: Offset: 481, NextOffset: 618
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 248, NextOffset: 384
+    testutil.go:509: Offset: 134, NextOffset: 270
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 132 174]
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 138 180]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 174 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 138 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 180 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 131 173]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 137 179]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 173 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 137 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 179 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 134 176]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":137,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 142 184]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 184 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 134 176]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":142,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 142 184]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 134 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 176 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 184 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":142,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":485,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":965,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":998,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo2 foo3 foo_empty5] vs [foo_empty2 foo3 foo_empty3 foo_empty4 .no.prefetch.landmark foo foo4 foo5 foo_empty5 foo6 foo_empty foo2]
+    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty3 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4] vs [.no.prefetch.landmark foo_empty foo3 foo_empty3 foo4 foo foo2 foo_empty2 foo_empty4 foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 362, NextOffset: 395
     testutil.go:509: Offset: 485, NextOffset: 518
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:509: Offset: 518, NextOffset: 654
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 135 177]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 135 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 177 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo4" vs "foo4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 504, NextOffset: 537
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 654, NextOffset: 687
     testutil.go:509: Offset: 537, NextOffset: 646
     testutil.go:509: Offset: 687, NextOffset: 796
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 796, NextOffset: 829
-    testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:509: Offset: 829, NextOffset: 965
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 788, NextOffset: 821
     testutil.go:509: Offset: 965, NextOffset: 998
@@ -128856,116 +130185,163 @@
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 112, NextOffset: 220
     testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 796, NextOffset: 829
+    testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 362
     testutil.go:509: Offset: 349, NextOffset: 485
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 .no.prefetch.landmark foo foo4] vs [foo foo2 foo3 foo_empty5 foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 .no.prefetch.landmark foo_empty foo3 foo_empty3 foo4 foo foo2 foo_empty2 foo_empty4 foo5] vs [foo_empty3 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo6 foo]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 349, NextOffset: 485
+    testutil.go:509: Offset: 253, NextOffset: 362
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 485, NextOffset: 518
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 518, NextOffset: 654
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 175, NextOffset: 208
-    testutil.go:509: Offset: 79, NextOffset: 112
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:509: Offset: 112, NextOffset: 220
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 654, NextOffset: 687
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 687, NextOffset: 796
-    testutil.go:509: Offset: 537, NextOffset: 646
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 796, NextOffset: 829
     testutil.go:509: Offset: 646, NextOffset: 679
     testutil.go:509: Offset: 829, NextOffset: 965
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 141 183]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 679, NextOffset: 788
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 965, NextOffset: 998
     testutil.go:509: Offset: 788, NextOffset: 821
     testutil.go:509: Offset: 998, NextOffset: 1075
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 821, NextOffset: 898
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 349, NextOffset: 485
-    testutil.go:509: Offset: 253, NextOffset: 362
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 183 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":141,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 654, NextOffset: 687
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 687, NextOffset: 796
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 175, NextOffset: 208
+    testutil.go:509: Offset: 79, NextOffset: 112
+    testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:509: Offset: 112, NextOffset: 220
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 138 180]
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 315 427]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 138 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 180 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 315 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 427 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 138 180]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":315,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 315 427]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 138 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 180 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 315 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 427 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 135 177]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":315,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 319 431]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 135 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 177 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 319 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 431 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 140 182]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 319 431]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 140 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 319 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 431 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 319 431]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 319 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 431 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo4 foo6 foo foo2 foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo5 foo foo_empty foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo4 foo] vs [foo_empty2 foo3 foo_empty3 .no.prefetch.landmark foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 117, NextOffset: 227
     testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 227, NextOffset: 260
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 321 433]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
+    testutil.go:2349:   [1] at 321 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 433 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 371, NextOffset: 404
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 662
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
@@ -128974,45 +130350,29 @@
     testutil.go:509: Offset: 692, NextOffset: 803
     testutil.go:509: Offset: 839, NextOffset: 976
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 803, NextOffset: 836
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 836, NextOffset: 913
+    testutil.go:509: Offset: 1009, NextOffset: 1086
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 227, NextOffset: 260
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:509: Offset: 355, NextOffset: 492
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 662
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 662, NextOffset: 695
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 548, NextOffset: 659
     testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 836, NextOffset: 913
-    testutil.go:509: Offset: 1009, NextOffset: 1086
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty foo_empty5 foo6] vs [foo_empty4 foo5 foo_empty5 foo_empty foo_empty2 foo3 foo4 foo6 foo foo2 foo_empty3]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 371, NextOffset: 404
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 140 182]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 140 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 525, NextOffset: 662
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3] vs [foo_empty5 foo6 foo_empty foo2 foo_empty2 foo4 foo foo3 foo_empty3 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 662, NextOffset: 695
     testutil.go:509: Offset: 515, NextOffset: 548
@@ -129024,158 +130384,173 @@
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 839, NextOffset: 976
     testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 976, NextOffset: 1009
     testutil.go:509: Offset: 803, NextOffset: 836
     testutil.go:509: Offset: 1009, NextOffset: 1086
     testutil.go:509: Offset: 836, NextOffset: 913
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 322, NextOffset: 355
     testutil.go:509: Offset: 227, NextOffset: 260
     testutil.go:509: Offset: 355, NextOffset: 492
     testutil.go:509: Offset: 260, NextOffset: 371
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 371, NextOffset: 404
+    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 140 182]
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 316 428]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 140 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 182 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 316 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 428 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":140,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 138 180]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":316,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 316 428]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 138 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 180 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 316 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 428 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 138 180]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":316,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 319 431]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 138 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 180 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 319 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 431 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":138,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 137 179]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 321 433]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 137 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 179 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 321 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 433 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":137,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 142 184]
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 321 433]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 184 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 321 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 433 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":142,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty foo2 foo3 foo_empty4 foo5 foo_empty5 foo6 foo] vs [foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty2 foo5 foo6 foo foo_empty]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 651, NextOffset: 684
-    testutil.go:509: Offset: 799, NextOffset: 832
-    testutil.go:509: Offset: 684, NextOffset: 794
-    testutil.go:509: Offset: 832, NextOffset: 968
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 794, NextOffset: 827
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 827, NextOffset: 904
-    testutil.go:509: Offset: 1001, NextOffset: 1078
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo_empty foo_empty3 foo4 foo_empty4 foo5 foo2 foo_empty2 foo3] vs [foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo4 foo_empty5 .no.prefetch.landmark foo foo3 foo_empty3]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 80, NextOffset: 113
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 176, NextOffset: 209
     testutil.go:509: Offset: 113, NextOffset: 222
     testutil.go:509: Offset: 209, NextOffset: 318
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 508, NextOffset: 541
     testutil.go:509: Offset: 656, NextOffset: 689
     testutil.go:509: Offset: 541, NextOffset: 651
     testutil.go:509: Offset: 689, NextOffset: 799
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 651, NextOffset: 684
+    testutil.go:509: Offset: 799, NextOffset: 832
+    testutil.go:509: Offset: 684, NextOffset: 794
+    testutil.go:509: Offset: 832, NextOffset: 968
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 222, NextOffset: 255
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 255, NextOffset: 365
     testutil.go:509: Offset: 351, NextOffset: 487
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 365, NextOffset: 398
     testutil.go:509: Offset: 487, NextOffset: 520
     testutil.go:509: Offset: 398, NextOffset: 508
     testutil.go:509: Offset: 520, NextOffset: 656
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 968, NextOffset: 1001
+    testutil.go:509: Offset: 827, NextOffset: 904
+    testutil.go:509: Offset: 1001, NextOffset: 1078
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty2 foo5 foo6 foo foo_empty foo2 foo3 foo_empty3] vs [foo foo_empty2 foo_empty3 foo4 foo_empty foo2 foo3 foo_empty4 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 365, NextOffset: 398
-    testutil.go:509: Offset: 520, NextOffset: 656
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 142 184]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 398, NextOffset: 508
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo4 foo_empty5 .no.prefetch.landmark foo foo3 foo_empty3] vs [foo4 foo_empty4 foo5 foo2 foo_empty2 foo3 foo_empty5 foo6 foo foo_empty foo_empty3]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 324 436]
     testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 656, NextOffset: 689
-    testutil.go:509: Offset: 508, NextOffset: 541
-    testutil.go:509: Offset: 689, NextOffset: 799
-    testutil.go:509: Offset: 541, NextOffset: 651
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 142 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 184 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 324 in stargz, uncompressed length 512
+    testutil.go:2349:   [2] at 436 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":142,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":324,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 508, NextOffset: 541
+    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:509: Offset: 541, NextOffset: 651
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 209, NextOffset: 318
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1057 3233]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 113, NextOffset: 222
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 365, NextOffset: 398
+    testutil.go:509: Offset: 520, NextOffset: 656
+    testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 799, NextOffset: 832
     testutil.go:509: Offset: 651, NextOffset: 684
@@ -129186,103 +130561,78 @@
     testutil.go:509: Offset: 794, NextOffset: 827
     testutil.go:509: Offset: 1001, NextOffset: 1078
     testutil.go:509: Offset: 827, NextOffset: 904
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 209, NextOffset: 318
-    testutil.go:509: Offset: 113, NextOffset: 222
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 222, NextOffset: 255
     testutil.go:509: Offset: 351, NextOffset: 487
     testutil.go:509: Offset: 255, NextOffset: 365
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 141 183]
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1057 2109]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 141 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 183 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":141,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 315 427]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 4257]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 315 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 427 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":315,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 315 427]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 4257 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 3133]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 315 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 427 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":315,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 3133 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 1057 3233]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 1057 2109]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1057 3233]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":407,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":519,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":552,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":664,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":809,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":842,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":180,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":324,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":666,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":699,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":811,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":844,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":982,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1015,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 319 431]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1057 2109]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 319 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 431 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo3 foo_empty3] vs [foo4 foo_empty4 foo6 foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty2]
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 374, NextOffset: 407
-    testutil.go:509: Offset: 495, NextOffset: 528
-    testutil.go:509: Offset: 407, NextOffset: 519
-    testutil.go:509: Offset: 528, NextOffset: 666
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:509: Offset: 357, NextOffset: 495
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty4 foo5 foo_empty5 foo_empty2 foo_empty3 foo4 foo6] vs [foo_empty5 foo foo_empty foo3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 519, NextOffset: 552
     testutil.go:509: Offset: 666, NextOffset: 699
     testutil.go:509: Offset: 552, NextOffset: 664
     testutil.go:509: Offset: 699, NextOffset: 811
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 664, NextOffset: 697
-    testutil.go:509: Offset: 811, NextOffset: 844
-    testutil.go:509: Offset: 697, NextOffset: 809
-    testutil.go:509: Offset: 844, NextOffset: 982
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 809, NextOffset: 842
     testutil.go:509: Offset: 982, NextOffset: 1015
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 842, NextOffset: 919
     testutil.go:509: Offset: 1015, NextOffset: 1092
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -129291,118 +130641,140 @@
     testutil.go:509: Offset: 118, NextOffset: 229
     testutil.go:509: Offset: 213, NextOffset: 324
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty2 foo4 foo_empty4 foo6] vs [foo6 foo foo_empty foo3 foo_empty3 foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 809, NextOffset: 842
-    testutil.go:509: Offset: 1015, NextOffset: 1092
-    testutil.go:509: Offset: 842, NextOffset: 919
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 324, NextOffset: 357
     testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 357, NextOffset: 495
+    testutil.go:509: Offset: 324, NextOffset: 357
     testutil.go:509: Offset: 262, NextOffset: 374
+    testutil.go:509: Offset: 357, NextOffset: 495
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 495, NextOffset: 528
     testutil.go:509: Offset: 374, NextOffset: 407
-    testutil.go:509: Offset: 528, NextOffset: 666
+    testutil.go:509: Offset: 495, NextOffset: 528
     testutil.go:509: Offset: 407, NextOffset: 519
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:509: Offset: 528, NextOffset: 666
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 664, NextOffset: 697
+    testutil.go:509: Offset: 811, NextOffset: 844
+    testutil.go:509: Offset: 697, NextOffset: 809
+    testutil.go:509: Offset: 844, NextOffset: 982
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo4 foo_empty5 foo foo_empty foo3 foo_empty4 foo5] vs [foo foo_empty foo2 foo3 foo_empty4 foo5 foo_empty5 foo_empty2 foo_empty3 foo4 foo6]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 811, NextOffset: 844
     testutil.go:509: Offset: 664, NextOffset: 697
     testutil.go:509: Offset: 844, NextOffset: 982
     testutil.go:509: Offset: 697, NextOffset: 809
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 319 431]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 4257]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 319 in stargz, uncompressed length 512
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 180, NextOffset: 213
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 431 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 213, NextOffset: 324
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 809, NextOffset: 842
+    testutil.go:509: Offset: 1015, NextOffset: 1092
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 4257 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 118, NextOffset: 229
+    testutil.go:509: Offset: 842, NextOffset: 919
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 357, NextOffset: 495
+    testutil.go:509: Offset: 262, NextOffset: 374
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 666, NextOffset: 699
     testutil.go:509: Offset: 519, NextOffset: 552
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 699, NextOffset: 811
     testutil.go:509: Offset: 552, NextOffset: 664
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 213, NextOffset: 324
+    testutil.go:509: Offset: 118, NextOffset: 229
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 495, NextOffset: 528
+    testutil.go:509: Offset: 374, NextOffset: 407
+    testutil.go:509: Offset: 528, NextOffset: 666
+    testutil.go:509: Offset: 407, NextOffset: 519
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 3133]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 3133 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 319 431]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 1057 3233]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 319 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 431 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 321 433]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 1057 2109]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 321 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 433 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 316 428]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1057 3233]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 316 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 428 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":316,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 316 428]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1057 2109]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 316 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 428 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":316,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 4257]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 4257 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 3133]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 3133 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 1057 3233]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 1057 2109]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":485,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":965,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":998,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 319 431]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 foo foo2 foo3 foo_empty3 foo5 foo_empty5 foo_empty foo_empty2 foo4] vs [foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo2 foo5 foo_empty5] vs [foo5 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo4 foo_empty5 foo6 foo foo_empty2 foo_empty4]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 504, NextOffset: 537
     testutil.go:509: Offset: 654, NextOffset: 687
@@ -129410,30 +130782,11 @@
     testutil.go:509: Offset: 687, NextOffset: 796
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 788, NextOffset: 821
     testutil.go:509: Offset: 965, NextOffset: 998
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 821, NextOffset: 898
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 319 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 431 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 998, NextOffset: 1075
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":319,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 79, NextOffset: 112
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 112, NextOffset: 220
@@ -129443,12 +130796,6 @@
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 362
     testutil.go:509: Offset: 349, NextOffset: 485
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 485, NextOffset: 518
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:509: Offset: 518, NextOffset: 654
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 646, NextOffset: 679
     testutil.go:509: Offset: 796, NextOffset: 829
@@ -129458,27 +130805,7 @@
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty3 foo_empty4 foo_empty5] vs [foo foo2 foo3 foo_empty3 foo5 foo_empty5 foo_empty foo_empty2 foo4 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 485, NextOffset: 518
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 518, NextOffset: 654
-    testutil.go:509: Offset: 395, NextOffset: 504
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 654, NextOffset: 687
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 687, NextOffset: 796
-    testutil.go:509: Offset: 537, NextOffset: 646
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 796, NextOffset: 829
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 829, NextOffset: 965
-    testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo4 foo_empty5 foo6 foo foo_empty2 foo_empty4 foo5] vs [foo6 foo foo2 foo5 foo_empty5 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 965, NextOffset: 998
     testutil.go:509: Offset: 788, NextOffset: 821
@@ -129489,135 +130816,132 @@
     testutil.go:509: Offset: 79, NextOffset: 112
     testutil.go:509: Offset: 208, NextOffset: 316
     testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 796, NextOffset: 829
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:509: Offset: 679, NextOffset: 788
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 485
     testutil.go:509: Offset: 253, NextOffset: 362
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 654, NextOffset: 687
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 687, NextOffset: 796
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1057 3233]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 321 433]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 1057 2109]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 321 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 433 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 321 433]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 4257]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 321 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 433 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":321,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 324 436]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 4257 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 1057 3133]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1536
-    testutil.go:2349:   [1] at 324 in stargz, uncompressed length 512
-    testutil.go:2349:   [2] at 436 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-    testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":324,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 3133 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 3233]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
     testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 1057 2109]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
     testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 1057 4257]
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 127 234]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 4257 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 234 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty5 foo foo_empty2 foo_empty4 foo5 foo6 foo_empty foo2 foo3] vs [foo4 foo_empty4 foo5 foo_empty2 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo3]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo_empty5 foo_empty3 foo4 foo_empty4 foo5 foo6] vs [foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo5]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 227, NextOffset: 260
     testutil.go:509: Offset: 322, NextOffset: 355
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 1057 3133]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 3133 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 260, NextOffset: 371
     testutil.go:509: Offset: 355, NextOffset: 492
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 371, NextOffset: 404
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 404, NextOffset: 515
     testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 662, NextOffset: 695
     testutil.go:509: Offset: 548, NextOffset: 659
     testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 3233]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 659, NextOffset: 692
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 692, NextOffset: 803
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 839, NextOffset: 976
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 803, NextOffset: 836
     testutil.go:509: Offset: 976, NextOffset: 1009
     testutil.go:509: Offset: 836, NextOffset: 913
     testutil.go:509: Offset: 1009, NextOffset: 1086
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo5 foo_empty2 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2] vs [foo_empty foo2 foo3 foo_empty3 foo4 foo_empty5 foo foo_empty2 foo_empty4 foo5 foo6]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 127 232]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 212, NextOffset: 322
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 232 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 179, NextOffset: 212
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo5] vs [foo3 foo_empty5 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 322, NextOffset: 355
@@ -129629,114 +130953,103 @@
     testutil.go:509: Offset: 371, NextOffset: 404
     testutil.go:509: Offset: 525, NextOffset: 662
     testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 662, NextOffset: 695
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 695, NextOffset: 806
     testutil.go:509: Offset: 548, NextOffset: 659
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:509: Offset: 692, NextOffset: 803
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 2109]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 976, NextOffset: 1009
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 803, NextOffset: 836
     testutil.go:509: Offset: 1009, NextOffset: 1086
     testutil.go:509: Offset: 836, NextOffset: 913
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1057 3233]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:509: Offset: 692, NextOffset: 803
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 127 311]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1057 2109]
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 311 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 127 309]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 1057 4257]
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 309 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 127 233]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 4257 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 1057 3133]
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 127 231]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 3133 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 3233]
+    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 231 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 131 240]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 2109]
+    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 240 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 131 238]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 1024
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 238 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1057 3233]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty foo3 foo4 foo5] vs [foo_empty foo_empty3 foo4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 794, NextOffset: 827
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 968, NextOffset: 1001
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 827, NextOffset: 904
-    testutil.go:509: Offset: 1001, NextOffset: 1078
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty3 foo4 foo5 foo6 foo_empty2 foo3] vs [foo3 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo4 foo5 foo_empty foo_empty2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 176, NextOffset: 209
     testutil.go:509: Offset: 113, NextOffset: 222
     testutil.go:509: Offset: 209, NextOffset: 318
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 365, NextOffset: 398
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 255
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 131 315]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 398, NextOffset: 508
-    testutil.go:509: Offset: 520, NextOffset: 656
+    testutil.go:509: Offset: 318, NextOffset: 351
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 255, NextOffset: 365
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 315 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 351, NextOffset: 487
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 508, NextOffset: 541
     testutil.go:509: Offset: 656, NextOffset: 689
@@ -129747,28 +131060,30 @@
     testutil.go:509: Offset: 799, NextOffset: 832
     testutil.go:509: Offset: 684, NextOffset: 794
     testutil.go:509: Offset: 832, NextOffset: 968
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 255
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 255, NextOffset: 365
-    testutil.go:509: Offset: 351, NextOffset: 487
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1057 2109]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 968, NextOffset: 1001
+    testutil.go:509: Offset: 827, NextOffset: 904
+    testutil.go:509: Offset: 1001, NextOffset: 1078
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 365, NextOffset: 398
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:509: Offset: 520, NextOffset: 656
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty3 foo4 foo6 .no.prefetch.landmark] vs [foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty foo3 foo4 foo5]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo4 foo5] vs [foo_empty foo2 foo_empty3 foo4 foo5 foo6 foo_empty2 foo3 foo_empty4 foo_empty5 foo]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 968, NextOffset: 1001
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 1001, NextOffset: 1078
+    testutil.go:509: Offset: 827, NextOffset: 904
     testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 176, NextOffset: 209
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 209, NextOffset: 318
     testutil.go:509: Offset: 113, NextOffset: 222
@@ -129777,166 +131092,152 @@
     testutil.go:509: Offset: 222, NextOffset: 255
     testutil.go:509: Offset: 351, NextOffset: 487
     testutil.go:509: Offset: 255, NextOffset: 365
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 365, NextOffset: 398
-    testutil.go:509: Offset: 520, NextOffset: 656
-    testutil.go:509: Offset: 398, NextOffset: 508
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 656, NextOffset: 689
+    testutil.go:509: Offset: 508, NextOffset: 541
+    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:509: Offset: 541, NextOffset: 651
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 799, NextOffset: 832
     testutil.go:509: Offset: 651, NextOffset: 684
     testutil.go:509: Offset: 832, NextOffset: 968
     testutil.go:509: Offset: 684, NextOffset: 794
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 656, NextOffset: 689
-    testutil.go:509: Offset: 508, NextOffset: 541
-    testutil.go:509: Offset: 689, NextOffset: 799
-    testutil.go:509: Offset: 541, NextOffset: 651
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 794, NextOffset: 827
-    testutil.go:509: Offset: 1001, NextOffset: 1078
-    testutil.go:509: Offset: 827, NextOffset: 904
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 1057 4257]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 4257 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 1057 3133]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 3133 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 3233]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 365, NextOffset: 398
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 131 313]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 520, NextOffset: 656
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 2109]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 398, NextOffset: 508
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 2048
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 313 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 130 241]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1057 3233]
+    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 241 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 130 239]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 1057 2109]
+    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 239 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 130 237]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 1057 4257]
+    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 237 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 130 235]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 4257 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 1057 3133]
+    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 235 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 130 314]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 3133 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 314 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":407,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":519,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":552,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":664,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":809,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":842,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":180,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":324,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":666,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":699,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":811,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":844,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":982,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1015,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty foo_empty2 foo3 foo4 foo_empty4] vs [foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo2 foo3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo_empty2] vs [foo_empty foo2 foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo_empty2 foo3 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 809, NextOffset: 842
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 842, NextOffset: 919
+    testutil.go:509: Offset: 1015, NextOffset: 1092
     testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 3233]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 3233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 180, NextOffset: 213
     testutil.go:509: Offset: 118, NextOffset: 229
     testutil.go:509: Offset: 213, NextOffset: 324
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 374, NextOffset: 407
-    testutil.go:509: Offset: 495, NextOffset: 528
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 407, NextOffset: 519
-    testutil.go:509: Offset: 528, NextOffset: 666
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 519, NextOffset: 552
     testutil.go:509: Offset: 666, NextOffset: 699
     testutil.go:509: Offset: 552, NextOffset: 664
     testutil.go:509: Offset: 699, NextOffset: 811
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 324, NextOffset: 357
     testutil.go:509: Offset: 262, NextOffset: 374
     testutil.go:509: Offset: 357, NextOffset: 495
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 374, NextOffset: 407
+    testutil.go:509: Offset: 495, NextOffset: 528
+    testutil.go:509: Offset: 407, NextOffset: 519
+    testutil.go:509: Offset: 528, NextOffset: 666
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 664, NextOffset: 697
     testutil.go:509: Offset: 811, NextOffset: 844
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 697, NextOffset: 809
     testutil.go:509: Offset: 844, NextOffset: 982
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo foo_empty2 foo3 foo_empty5 foo_empty foo2 foo_empty3 foo4 foo_empty4 foo5] vs [foo6 foo foo_empty foo_empty2 foo_empty3 foo4 foo2 foo3 foo_empty4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 811, NextOffset: 844
+    testutil.go:509: Offset: 664, NextOffset: 697
+    testutil.go:509: Offset: 844, NextOffset: 982
+    testutil.go:509: Offset: 697, NextOffset: 809
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 809, NextOffset: 842
     testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 842, NextOffset: 919
+    testutil.go:509: Offset: 809, NextOffset: 842
     testutil.go:509: Offset: 1015, NextOffset: 1092
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark] vs [foo_empty2 foo3 foo4 foo_empty4 foo2 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 213, NextOffset: 324
-    testutil.go:509: Offset: 118, NextOffset: 229
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 1057 2109]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 130 312]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 312 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 229, NextOffset: 262
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 1057 in stargz, uncompressed length 1024
+    testutil.go:509: Offset: 842, NextOffset: 919
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 357, NextOffset: 495
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 2109 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 180, NextOffset: 213
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 262, NextOffset: 374
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 213, NextOffset: 324
+    testutil.go:509: Offset: 118, NextOffset: 229
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 495, NextOffset: 528
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 374, NextOffset: 407
     testutil.go:509: Offset: 528, NextOffset: 666
     testutil.go:509: Offset: 407, NextOffset: 519
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 357, NextOffset: 495
+    testutil.go:509: Offset: 262, NextOffset: 374
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 666, NextOffset: 699
@@ -129944,81 +131245,82 @@
     testutil.go:509: Offset: 699, NextOffset: 811
     testutil.go:509: Offset: 552, NextOffset: 664
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 811, NextOffset: 844
-    testutil.go:509: Offset: 664, NextOffset: 697
-    testutil.go:509: Offset: 844, NextOffset: 982
-    testutil.go:509: Offset: 697, NextOffset: 809
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 809, NextOffset: 842
-    testutil.go:509: Offset: 1015, NextOffset: 1092
-    testutil.go:509: Offset: 842, NextOffset: 919
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 127 234]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 128 235]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 234 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 127 232]
+    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 235 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 128 233]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 232 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 127 312]
+    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 132 244]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 312 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 127 308]
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 244 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 132 241]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 308 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 127 234]
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 241 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 132 320]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 234 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 320 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":111,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":218,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":251,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":359,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":674,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":815,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":174,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":314,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":347,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":482,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":650,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":683,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":791,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":992,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty] vs [foo5 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo4 foo_empty4 foo foo_empty foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo6 foo_empty foo2 foo_empty3 foo_empty4 foo_empty5 foo foo_empty2 foo3] vs [foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 78, NextOffset: 111
     testutil.go:509: Offset: 174, NextOffset: 207
     testutil.go:509: Offset: 111, NextOffset: 218
     testutil.go:509: Offset: 207, NextOffset: 314
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 359, NextOffset: 392
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 132 316]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 482, NextOffset: 515
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 392, NextOffset: 500
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 316 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 515, NextOffset: 650
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 500, NextOffset: 533
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 650, NextOffset: 683
     testutil.go:509: Offset: 533, NextOffset: 641
     testutil.go:509: Offset: 683, NextOffset: 791
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 641, NextOffset: 674
     testutil.go:509: Offset: 791, NextOffset: 824
     testutil.go:509: Offset: 674, NextOffset: 782
     testutil.go:509: Offset: 824, NextOffset: 959
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 127 232]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 127 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 232 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 782, NextOffset: 815
     testutil.go:509: Offset: 959, NextOffset: 992
@@ -130028,18 +131330,30 @@
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 314, NextOffset: 347
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 251, NextOffset: 359
     testutil.go:509: Offset: 347, NextOffset: 482
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 359, NextOffset: 392
-    testutil.go:509: Offset: 482, NextOffset: 515
-    testutil.go:509: Offset: 392, NextOffset: 500
-    testutil.go:509: Offset: 515, NextOffset: 650
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo3 foo4 foo_empty4 foo foo_empty foo_empty3 foo5 foo_empty5 foo6] vs [foo_empty3 foo foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3]
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo5] vs [foo_empty4 foo_empty5 foo foo_empty2 foo3 foo4 foo5 foo6 foo_empty foo2 foo_empty3]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 959, NextOffset: 992
+    testutil.go:509: Offset: 782, NextOffset: 815
+    testutil.go:509: Offset: 992, NextOffset: 1069
+    testutil.go:509: Offset: 815, NextOffset: 892
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 174, NextOffset: 207
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 132 244]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 244 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 78, NextOffset: 111
+    testutil.go:509: Offset: 207, NextOffset: 314
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 111, NextOffset: 218
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 314, NextOffset: 347
     testutil.go:509: Offset: 218, NextOffset: 251
@@ -130051,108 +131365,91 @@
     testutil.go:509: Offset: 359, NextOffset: 392
     testutil.go:509: Offset: 515, NextOffset: 650
     testutil.go:509: Offset: 392, NextOffset: 500
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 650, NextOffset: 683
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 683, NextOffset: 791
-    testutil.go:509: Offset: 533, NextOffset: 641
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 174, NextOffset: 207
-    testutil.go:509: Offset: 78, NextOffset: 111
-    testutil.go:509: Offset: 207, NextOffset: 314
-    testutil.go:509: Offset: 111, NextOffset: 218
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 791, NextOffset: 824
     testutil.go:509: Offset: 641, NextOffset: 674
     testutil.go:509: Offset: 824, NextOffset: 959
     testutil.go:509: Offset: 674, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 650, NextOffset: 683
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 683, NextOffset: 791
+    testutil.go:509: Offset: 533, NextOffset: 641
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 959, NextOffset: 992
-    testutil.go:509: Offset: 782, NextOffset: 815
-    testutil.go:509: Offset: 992, NextOffset: 1069
-    testutil.go:509: Offset: 815, NextOffset: 892
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 131 241]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 132 241]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 241 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 131 239]
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 108 208]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 239 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 131 315]
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 208 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 108 201]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 315 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 131 312]
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 201 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 108 278]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 131 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 312 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 130 240]
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 278 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 108 276]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 240 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 276 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 107 206]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 206 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":83,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":368,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":401,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":511,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":544,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":797,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":830,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":320,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":489,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":522,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":691,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":801,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":834,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":970,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1003,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo_empty5 foo foo_empty3 foo5 foo6 foo_empty foo2 foo_empty2 foo3] vs [foo_empty5 foo6 .no.prefetch.landmark foo3 foo4 foo5 foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo_empty5 foo foo_empty2 foo_empty3] vs [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 258, NextOffset: 368
     testutil.go:509: Offset: 353, NextOffset: 489
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 130 239]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 368, NextOffset: 401
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 489, NextOffset: 522
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 239 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 401, NextOffset: 511
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 522, NextOffset: 658
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 511, NextOffset: 544
-    testutil.go:509: Offset: 658, NextOffset: 691
-    testutil.go:509: Offset: 544, NextOffset: 654
-    testutil.go:509: Offset: 691, NextOffset: 801
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 116
     testutil.go:509: Offset: 178, NextOffset: 211
     testutil.go:509: Offset: 116, NextOffset: 225
     testutil.go:509: Offset: 211, NextOffset: 320
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 511, NextOffset: 544
+    testutil.go:509: Offset: 658, NextOffset: 691
+    testutil.go:509: Offset: 544, NextOffset: 654
+    testutil.go:509: Offset: 691, NextOffset: 801
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 654, NextOffset: 687
     testutil.go:509: Offset: 801, NextOffset: 834
@@ -130163,278 +131460,296 @@
     testutil.go:509: Offset: 970, NextOffset: 1003
     testutil.go:509: Offset: 830, NextOffset: 907
     testutil.go:509: Offset: 1003, NextOffset: 1080
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo3 foo4 foo5 foo foo_empty foo2 foo_empty2 foo_empty3] vs [foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo foo_empty3 foo5 foo6 foo_empty]
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo5 foo_empty5 foo6 foo foo_empty] vs [foo foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo_empty5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 211, NextOffset: 320
+    testutil.go:509: Offset: 116, NextOffset: 225
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 353, NextOffset: 489
+    testutil.go:509: Offset: 258, NextOffset: 368
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 107 199]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 489, NextOffset: 522
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 368, NextOffset: 401
     testutil.go:509: Offset: 522, NextOffset: 658
     testutil.go:509: Offset: 401, NextOffset: 511
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 199 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 658, NextOffset: 691
     testutil.go:509: Offset: 511, NextOffset: 544
     testutil.go:509: Offset: 691, NextOffset: 801
     testutil.go:509: Offset: 544, NextOffset: 654
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 801, NextOffset: 834
     testutil.go:509: Offset: 654, NextOffset: 687
     testutil.go:509: Offset: 834, NextOffset: 970
     testutil.go:509: Offset: 687, NextOffset: 797
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 211, NextOffset: 320
-    testutil.go:509: Offset: 116, NextOffset: 225
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 353, NextOffset: 489
-    testutil.go:509: Offset: 258, NextOffset: 368
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 970, NextOffset: 1003
     testutil.go:509: Offset: 797, NextOffset: 830
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 130 238]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 238 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1003, NextOffset: 1080
     testutil.go:509: Offset: 830, NextOffset: 907
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 130 235]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 109 210]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 235 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 130 315]
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 210 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 109 203]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 315 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 130 313]
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 109 279]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 130 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 313 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 128 235]
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 279 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 109 276]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 235 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 276 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 108 208]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 208 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":484,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":652,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":685,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":962,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":995,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty3 foo4 foo5 foo_empty5 foo foo2 foo_empty2 foo3 foo_empty4 foo6] vs [foo5 foo_empty5 foo foo_empty foo_empty2 foo_empty3 foo6 .no.prefetch.landmark foo2 foo3 foo4 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo4 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty] vs [foo_empty2 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo3 foo_empty3 foo_empty4 foo foo_empty foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 253, NextOffset: 362
+    testutil.go:509: Offset: 349, NextOffset: 484
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 362, NextOffset: 395
     testutil.go:509: Offset: 484, NextOffset: 517
     testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:509: Offset: 517, NextOffset: 652
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 962, NextOffset: 995
-    testutil.go:509: Offset: 821, NextOffset: 898
-    testutil.go:509: Offset: 995, NextOffset: 1072
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 128 233]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 504, NextOffset: 537
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 108 201]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 128 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 201 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 504, NextOffset: 537
     testutil.go:509: Offset: 652, NextOffset: 685
     testutil.go:509: Offset: 537, NextOffset: 646
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 685, NextOffset: 794
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 646, NextOffset: 679
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 794, NextOffset: 827
     testutil.go:509: Offset: 679, NextOffset: 788
     testutil.go:509: Offset: 827, NextOffset: 962
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 962, NextOffset: 995
+    testutil.go:509: Offset: 821, NextOffset: 898
+    testutil.go:509: Offset: 995, NextOffset: 1072
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 108 208]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 208 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 79, NextOffset: 112
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 112, NextOffset: 220
     testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo3 foo_empty3 foo_empty4] vs [foo_empty5 foo6 foo foo_empty foo2 foo3 foo4 foo_empty2 foo_empty3 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 175, NextOffset: 208
+    testutil.go:509: Offset: 79, NextOffset: 112
+    testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:509: Offset: 112, NextOffset: 220
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 108 201]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 201 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 253, NextOffset: 362
+    testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 484
+    testutil.go:509: Offset: 253, NextOffset: 362
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo_empty3 foo6 .no.prefetch.landmark foo2 foo3 foo4 foo_empty4 foo5 foo_empty5] vs [foo6 foo_empty foo_empty3 foo4 foo5 foo_empty5 foo foo2 foo_empty2 foo3 foo_empty4]
     testutil.go:395: Comparing: "foo4" vs "foo4"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 652, NextOffset: 685
     testutil.go:509: Offset: 504, NextOffset: 537
     testutil.go:509: Offset: 685, NextOffset: 794
     testutil.go:509: Offset: 537, NextOffset: 646
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 794, NextOffset: 827
     testutil.go:509: Offset: 646, NextOffset: 679
     testutil.go:509: Offset: 827, NextOffset: 962
     testutil.go:509: Offset: 679, NextOffset: 788
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 175, NextOffset: 208
-    testutil.go:509: Offset: 79, NextOffset: 112
-    testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:509: Offset: 112, NextOffset: 220
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 132 242]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 962, NextOffset: 995
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 242 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 788, NextOffset: 821
     testutil.go:509: Offset: 995, NextOffset: 1072
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 821, NextOffset: 898
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 349, NextOffset: 484
-    testutil.go:509: Offset: 253, NextOffset: 362
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 484, NextOffset: 517
     testutil.go:509: Offset: 362, NextOffset: 395
     testutil.go:509: Offset: 517, NextOffset: 652
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 132 240]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 108 281]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 240 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 132 319]
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 281 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 108 275]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 319 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 132 315]
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 275 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 105 204]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 315 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 132 243]
+    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 204 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 105 197]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 243 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 132 242]
+    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 197 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 110 212]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 132 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 242 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 108 208]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo2 foo_empty2 foo5 foo6] vs [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo6 .no.prefetch.landmark foo foo_empty4 foo5 foo_empty5]
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty foo3 foo_empty5 foo6] vs [.no.prefetch.landmark foo_empty foo_empty2 foo_empty4 foo_empty5 foo foo2 foo3 foo_empty3 foo4 foo5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:509: Offset: 212, NextOffset: 322
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2148
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 227, NextOffset: 260
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 208 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 322, NextOffset: 355
     testutil.go:509: Offset: 260, NextOffset: 371
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 355, NextOffset: 492
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 548
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 110 205]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 662, NextOffset: 695
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:509: Offset: 695, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 659, NextOffset: 692
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 692, NextOffset: 803
     testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 836, NextOffset: 913
-    testutil.go:509: Offset: 1009, NextOffset: 1086
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 371, NextOffset: 404
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 404, NextOffset: 515
     testutil.go:509: Offset: 525, NextOffset: 662
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 662, NextOffset: 695
-    testutil.go:509: Offset: 548, NextOffset: 659
-    testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 803, NextOffset: 836
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 836, NextOffset: 913
+    testutil.go:509: Offset: 1009, NextOffset: 1086
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty4 foo_empty5 foo foo2 foo3 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark] vs [foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty foo3 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo6 .no.prefetch.landmark foo foo_empty4 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo3 foo_empty3] vs [foo_empty3 foo4 foo_empty4 foo_empty5 foo foo2 foo_empty2 foo5 foo6 foo_empty foo3]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 117, NextOffset: 227
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 322, NextOffset: 355
     testutil.go:509: Offset: 227, NextOffset: 260
     testutil.go:509: Offset: 355, NextOffset: 492
     testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 371, NextOffset: 404
@@ -130446,96 +131761,93 @@
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 695, NextOffset: 806
     testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 110 284]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 839, NextOffset: 976
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 692, NextOffset: 803
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 3172
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 976, NextOffset: 1009
     testutil.go:509: Offset: 803, NextOffset: 836
     testutil.go:509: Offset: 1009, NextOffset: 1086
-    testutil.go:509: Offset: 836, NextOffset: 913
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:509: Offset: 117, NextOffset: 227
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 108 201]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 201 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 284 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 836, NextOffset: 913
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:509: Offset: 692, NextOffset: 803
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 108 279]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 110 279]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 3172
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2048
     testutil.go:2349:   [2] at 279 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 108 274]
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 109 210]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 274 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 107 206]
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 210 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 109 203]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 206 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 107 199]
+    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 111 213]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 107 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 199 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 109 210]
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 213 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 111 207]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 210 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 207 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 111 289]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 289 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo2 foo_empty2 foo5 foo6 foo foo_empty foo3 foo_empty3 foo4] vs [.no.prefetch.landmark foo foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo_empty foo_empty2 foo4 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2 foo4 foo5 foo2 foo3] vs [foo2 foo_empty3 foo4 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 370, NextOffset: 403
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 403, NextOffset: 515
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 548, NextOffset: 660
-    testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 660, NextOffset: 693
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 693, NextOffset: 805
-    testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 805, NextOffset: 838
     testutil.go:509: Offset: 975, NextOffset: 1008
@@ -130547,650 +131859,721 @@
     testutil.go:509: Offset: 114, NextOffset: 225
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 548, NextOffset: 660
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 660, NextOffset: 693
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 693, NextOffset: 805
+    testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo5 foo6 .no.prefetch.landmark foo foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo_empty] vs [foo_empty5 foo2 foo_empty2 foo5 foo6 foo foo_empty foo3 foo_empty3 foo4 foo_empty4]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 111 286]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo2 foo_empty3 foo4 foo6] vs [foo4 foo5 foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 548, NextOffset: 660
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 805, NextOffset: 838
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 286 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1008, NextOffset: 1085
+    testutil.go:509: Offset: 838, NextOffset: 915
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 548, NextOffset: 660
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 839, NextOffset: 975
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 109 203]
+    testutil.go:509: Offset: 693, NextOffset: 805
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:509: Offset: 258, NextOffset: 370
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 110 211]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 693, NextOffset: 805
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 805, NextOffset: 838
-    testutil.go:509: Offset: 1008, NextOffset: 1085
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 838, NextOffset: 915
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 211 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 109 280]
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 110 205]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 280 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 109 275]
+    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 112 216]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 275 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 108 208]
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 112 209]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 208 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 108 201]
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 209 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 112 290]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 201 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 108 208]
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 290 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 112 287]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 208 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 287 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 111 214]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 214 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo2 foo_empty2 foo4 foo5 foo] vs [foo foo_empty foo3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo5]
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo3 foo4 foo6 foo foo_empty] vs [foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo3 foo_empty3 foo4 foo6 foo foo_empty foo_empty2]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 360, NextOffset: 497
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 521, NextOffset: 554
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 554, NextOffset: 667
-    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:509: Offset: 846, NextOffset: 983
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 117, NextOffset: 229
-    testutil.go:509: Offset: 215, NextOffset: 327
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 408, NextOffset: 521
     testutil.go:509: Offset: 530, NextOffset: 667
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 983, NextOffset: 1016
     testutil.go:509: Offset: 846, NextOffset: 923
     testutil.go:509: Offset: 1016, NextOffset: 1093
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo5 foo foo_empty foo3 foo4 foo_empty4 foo_empty5] vs [foo_empty3 foo_empty4 foo_empty5 foo6 foo2 foo_empty2 foo4 foo5 foo foo_empty foo3]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:509: Offset: 182, NextOffset: 215
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 111 207]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 207 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 117, NextOffset: 229
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo_empty2 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo3 foo_empty3 foo4] vs [foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo3 foo4 foo6 foo foo_empty foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:509: Offset: 262, NextOffset: 375
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 530, NextOffset: 667
     testutil.go:509: Offset: 408, NextOffset: 521
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:509: Offset: 554, NextOffset: 667
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 983, NextOffset: 1016
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 1016, NextOffset: 1093
     testutil.go:509: Offset: 846, NextOffset: 923
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 108 201]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 201 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 667, NextOffset: 700
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 111 213]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 213 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 108 279]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 111 206]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 279 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 108 277]
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 206 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 111 288]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 277 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 105 204]
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 288 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 111 287]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 204 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 105 197]
+    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 287 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 108 209]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 105 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 197 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 209 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 108 202]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 202 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo5 foo2 foo4 foo_empty4 foo_empty5 foo6 foo] vs [foo5 foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty3 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo4 foo5 foo_empty5 foo6 foo_empty foo_empty3 foo_empty4] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo foo3 foo4 foo_empty4 foo6]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 369, NextOffset: 402
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 113 219]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 492, NextOffset: 525
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 402, NextOffset: 514
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 224, NextOffset: 257
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 257, NextOffset: 369
-    testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 514, NextOffset: 547
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 547, NextOffset: 659
     testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 804, NextOffset: 837
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 837, NextOffset: 914
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1008, NextOffset: 1085
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 110 212]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 80, NextOffset: 113
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 113, NextOffset: 224
     testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 224, NextOffset: 257
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty3 foo_empty4 foo5 foo_empty foo2 foo_empty2] vs [foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo5 foo2 foo4]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 547, NextOffset: 659
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 1008, NextOffset: 1085
-    testutil.go:509: Offset: 837, NextOffset: 914
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 692, NextOffset: 804
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 113 212]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo foo3 foo4 foo_empty4 foo6] vs [foo foo2 foo_empty2 foo3 foo4 foo5 foo_empty5 foo6 foo_empty foo_empty3 foo_empty4]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 323, NextOffset: 356
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 257, NextOffset: 369
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:509: Offset: 113, NextOffset: 224
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 369, NextOffset: 402
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:509: Offset: 402, NextOffset: 514
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 110 205]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 514, NextOffset: 547
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 804, NextOffset: 837
+    testutil.go:509: Offset: 1008, NextOffset: 1085
+    testutil.go:509: Offset: 837, NextOffset: 914
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 113 294]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 110 284]
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 294 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 113 291]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 284 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 110 278]
+    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 291 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 112 217]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 278 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 109 210]
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 112 210]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
     testutil.go:2349:   [2] at 210 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 109 203]
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 218 565]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 109 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 203 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 565 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo4 foo2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo] vs [foo foo_empty foo_empty2 foo3 foo4 foo5 foo6 .no.prefetch.landmark foo2 foo_empty3 foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty4 foo6 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5] vs [foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo foo_empty3 foo4 foo6 .no.prefetch.landmark foo_empty foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:509: Offset: 362, NextOffset: 500
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 819, NextOffset: 852
     testutil.go:509: Offset: 989, NextOffset: 1022
     testutil.go:509: Offset: 852, NextOffset: 929
     testutil.go:509: Offset: 1022, NextOffset: 1099
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 378, NextOffset: 411
     testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 411, NextOffset: 525
     testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 671, NextOffset: 704
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 111 213]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 558, NextOffset: 672
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 218 425]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 704, NextOffset: 818
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2148
+    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 425 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 213 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:509: Offset: 671, NextOffset: 704
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 231, NextOffset: 264
-    testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 264, NextOffset: 378
-    testutil.go:509: Offset: 362, NextOffset: 500
+    testutil.go:509: Offset: 558, NextOffset: 672
+    testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 118, NextOffset: 231
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo4 foo5 foo6 .no.prefetch.landmark foo2 foo_empty3 foo_empty4 foo_empty5] vs [foo2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo_empty2 foo3 foo4]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty3 foo4 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5] vs [foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty foo2 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 183, NextOffset: 216
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 216, NextOffset: 329
     testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 378, NextOffset: 411
-    testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:509: Offset: 411, NextOffset: 525
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 218 755]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 3172
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 671, NextOffset: 704
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 755 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 525, NextOffset: 558
     testutil.go:509: Offset: 704, NextOffset: 818
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:509: Offset: 705, NextOffset: 819
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 989, NextOffset: 1022
     testutil.go:509: Offset: 819, NextOffset: 852
     testutil.go:509: Offset: 1022, NextOffset: 1099
     testutil.go:509: Offset: 852, NextOffset: 929
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 329, NextOffset: 362
     testutil.go:509: Offset: 231, NextOffset: 264
     testutil.go:509: Offset: 362, NextOffset: 500
     testutil.go:509: Offset: 264, NextOffset: 378
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 378, NextOffset: 411
+    testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:509: Offset: 411, NextOffset: 525
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 111 207]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 218 615]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 207 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 615 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 111 287]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 221 570]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 287 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 111 287]
+    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 570 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 221 430]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 287 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 110 211]
+    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 430 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 222 573]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 211 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 110 205]
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 573 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 222 432]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 110 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 205 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 432 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo5 foo_empty5 foo6 foo3 foo4 foo_empty4 foo foo_empty foo2] vs [foo_empty2 foo3 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo2 foo_empty4 foo_empty5 foo foo_empty]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo2 foo3 foo_empty5 foo6 foo foo_empty] vs [.no.prefetch.landmark foo_empty2 foo4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo3 foo_empty3 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 112 216]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 548, NextOffset: 660
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 222 760]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:509: Offset: 212, NextOffset: 323
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2330: got gzip streams:
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 660, NextOffset: 693
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 693, NextOffset: 805
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 258, NextOffset: 370
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 216 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 3172
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 356, NextOffset: 492
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 370, NextOffset: 403
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 403, NextOffset: 515
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 760 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 660, NextOffset: 693
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 693, NextOffset: 805
-    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 805, NextOffset: 838
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 838, NextOffset: 915
     testutil.go:509: Offset: 1008, NextOffset: 1085
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 370, NextOffset: 403
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 179, NextOffset: 212
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo2 foo_empty4 foo_empty5] vs [foo_empty foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo6 foo3 foo4 foo_empty4 foo]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty2 foo4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo3 foo_empty3 foo_empty4] vs [foo_empty5 foo6 foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo2 foo3]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:509: Offset: 548, NextOffset: 660
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 112 209]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 209 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 839, NextOffset: 975
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 693, NextOffset: 805
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 805, NextOffset: 838
     testutil.go:509: Offset: 1008, NextOffset: 1085
     testutil.go:509: Offset: 838, NextOffset: 915
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:509: Offset: 114, NextOffset: 225
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:509: Offset: 258, NextOffset: 370
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 112 288]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 222 620]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 288 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 112 287]
+    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 620 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 224 576]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 287 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 111 214]
+    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 576 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 224 436]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 214 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 111 207]
+    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 436 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 220 569]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 207 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 111 213]
+    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 569 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 220 429]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 213 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 111 206]
+    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 429 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 220 759]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 1024
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 206 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 759 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 220 618]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 618 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 220 570]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 570 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo_empty3 foo4 foo_empty4 foo5 foo2 foo_empty2 foo_empty5 foo6] vs [foo4 foo_empty4 foo_empty5 foo3 foo_empty3 foo5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty2 foo_empty3 foo4 foo5 foo6 foo_empty foo2 foo3 foo_empty4] vs [.no.prefetch.landmark foo2 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty5]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 521, NextOffset: 554
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 220 430]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 667, NextOffset: 700
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 554, NextOffset: 667
     testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 813, NextOffset: 846
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 430 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 700, NextOffset: 813
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 846, NextOffset: 983
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 983, NextOffset: 1016
     testutil.go:509: Offset: 846, NextOffset: 923
     testutil.go:509: Offset: 1016, NextOffset: 1093
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 111 289]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 289 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 117, NextOffset: 229
-    testutil.go:509: Offset: 215, NextOffset: 327
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 360, NextOffset: 497
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 408, NextOffset: 521
     testutil.go:509: Offset: 530, NextOffset: 667
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo_empty5] vs [foo4 foo_empty4 foo5 foo2 foo_empty2 foo_empty5 foo6 foo foo_empty foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo2] vs [foo foo_empty2 foo_empty3 foo4 foo5 foo6 foo_empty foo2 foo3 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 813, NextOffset: 846
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 224 575]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
+    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 575 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:509: Offset: 700, NextOffset: 813
@@ -131205,89 +132588,105 @@
     testutil.go:509: Offset: 215, NextOffset: 327
     testutil.go:509: Offset: 117, NextOffset: 229
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:509: Offset: 262, NextOffset: 375
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 497, NextOffset: 530
+    testutil.go:509: Offset: 375, NextOffset: 408
+    testutil.go:509: Offset: 530, NextOffset: 667
+    testutil.go:509: Offset: 408, NextOffset: 521
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:509: Offset: 554, NextOffset: 667
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 111 286]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 497, NextOffset: 530
-    testutil.go:509: Offset: 375, NextOffset: 408
-    testutil.go:509: Offset: 530, NextOffset: 667
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 224 435]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 408, NextOffset: 521
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 111 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 286 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 435 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 360, NextOffset: 497
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 262, NextOffset: 375
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 108 209]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 209 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 108 202]
+=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 224 766]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 108 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 202 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 113 219]
+    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 3172
+    testutil.go:2349:   [2] at 766 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 224 625]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 113 212]
+    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 2048
+    testutil.go:2349:   [2] at 625 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 226 579]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 212 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 113 294]
+    testutil.go:2349:   [1] at 226 in stargz, uncompressed length 2148
+    testutil.go:2349:   [2] at 579 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 226 438]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 294 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02
+    testutil.go:2349:   [1] at 226 in stargz, uncompressed length 1024
+    testutil.go:2349:   [2] at 438 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo_empty5 foo foo_empty2 foo3 foo4 foo5 foo6 foo_empty foo2] vs [foo4 foo5 .no.prefetch.landmark foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2]
+    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo foo_empty foo2 foo_empty3 foo_empty5 foo_empty2 foo3 foo4 foo_empty4] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo_empty foo4 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 65579 134345]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 80, NextOffset: 113
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 179, NextOffset: 212
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 113, NextOffset: 224
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 212, NextOffset: 323
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 224, NextOffset: 257
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 257, NextOffset: 369
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 369, NextOffset: 402
@@ -131296,9 +132695,15 @@
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 514, NextOffset: 547
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 547, NextOffset: 659
     testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 806, NextOffset: 839
@@ -131310,34 +132715,28 @@
     testutil.go:509: Offset: 837, NextOffset: 914
     testutil.go:509: Offset: 1008, NextOffset: 1085
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2 foo4 foo5 .no.prefetch.landmark foo2 foo3 foo_empty3] vs [foo foo_empty2 foo3 foo4 foo5 foo6 foo_empty foo2 foo_empty3 foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 113 290]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 113 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 290 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 692, NextOffset: 804
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 224, NextOffset: 257
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo_empty] vs [foo3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty3 foo_empty5 foo_empty2]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 369, NextOffset: 402
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:509: Offset: 402, NextOffset: 514
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 692, NextOffset: 804
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 514, NextOffset: 547
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 804, NextOffset: 837
@@ -131348,111 +132747,107 @@
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 224, NextOffset: 257
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:509: Offset: 257, NextOffset: 369
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 547, NextOffset: 659
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 112 217]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 65579 133221]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 217 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 112 210]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 65579 134345]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 112 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 210 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 218 564]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 218 424]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 424 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 218 754]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 754 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 218 614]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 218 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 614 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 221 568]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo_empty4 foo5 foo foo3 foo_empty3 foo_empty5 foo6 foo_empty foo2] vs [foo4 foo5 foo_empty2 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 378, NextOffset: 411
-    testutil.go:509: Offset: 500, NextOffset: 533
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 411, NextOffset: 525
-    testutil.go:509: Offset: 533, NextOffset: 671
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 2148
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo5 foo_empty5 foo6 foo foo_empty3 foo4 foo_empty4] vs [foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo4 foo5 foo2 foo_empty2 foo3 foo_empty3]
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 819, NextOffset: 852
     testutil.go:509: Offset: 989, NextOffset: 1022
     testutil.go:509: Offset: 852, NextOffset: 929
     testutil.go:509: Offset: 1022, NextOffset: 1099
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 118, NextOffset: 231
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 525, NextOffset: 558
+    testutil.go:509: Offset: 671, NextOffset: 704
+    testutil.go:509: Offset: 558, NextOffset: 672
+    testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 231, NextOffset: 264
     testutil.go:509: Offset: 329, NextOffset: 362
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 568 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 264, NextOffset: 378
     testutil.go:509: Offset: 362, NextOffset: 500
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 671, NextOffset: 704
-    testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 378, NextOffset: 411
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 411, NextOffset: 525
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 533, NextOffset: 671
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 672, NextOffset: 705
     testutil.go:509: Offset: 818, NextOffset: 851
     testutil.go:509: Offset: 705, NextOffset: 819
     testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:509: Offset: 216, NextOffset: 329
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo5 foo_empty2 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo3] vs [foo2 foo_empty2 foo4 foo_empty4 foo5 foo foo3 foo_empty3 foo_empty5 foo6 foo_empty]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo4 foo5 foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo] vs [foo_empty foo2 foo_empty2 foo3 foo5 foo_empty5 foo6 foo foo_empty3 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 362, NextOffset: 500
+    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 378, NextOffset: 411
+    testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:509: Offset: 411, NextOffset: 525
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 989, NextOffset: 1022
@@ -131465,24 +132860,6 @@
     testutil.go:509: Offset: 216, NextOffset: 329
     testutil.go:509: Offset: 118, NextOffset: 231
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 231, NextOffset: 264
-    testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:509: Offset: 264, NextOffset: 378
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 500, NextOffset: 533
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 221 428]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 378, NextOffset: 411
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:509: Offset: 411, NextOffset: 525
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 671, NextOffset: 704
     testutil.go:509: Offset: 525, NextOffset: 558
@@ -131490,76 +132867,52 @@
     testutil.go:509: Offset: 558, NextOffset: 672
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 818, NextOffset: 851
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 221 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 428 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 672, NextOffset: 705
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 851, NextOffset: 989
     testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 222 573]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 573 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 222 432]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 432 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 222 759]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 759 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 222 619]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 222 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 619 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 224 576]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 576 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 224 435]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 435 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 220 569]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 65579 133221]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 569 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 220 428]
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 65579 134345]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 428 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty foo_empty2 foo6 foo2 foo3 foo_empty3 foo4 foo_empty4 foo5] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo4 foo_empty4 foo5 foo6]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo2 foo4 foo6 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo foo_empty] vs [foo foo_empty foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty4]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 806, NextOffset: 839
@@ -131572,142 +132925,154 @@
     testutil.go:509: Offset: 114, NextOffset: 225
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 805, NextOffset: 838
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 838, NextOffset: 915
-    testutil.go:509: Offset: 1008, NextOffset: 1085
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 258, NextOffset: 370
     testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 548, NextOffset: 660
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 805, NextOffset: 838
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 838, NextOffset: 915
+    testutil.go:509: Offset: 1008, NextOffset: 1085
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 403, NextOffset: 515
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 548, NextOffset: 660
-    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo4] vs [foo foo_empty foo_empty2 foo6 foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 225, NextOffset: 258
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 220 758]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty4 foo foo_empty foo_empty3 foo4 foo5] vs [foo_empty3 foo_empty4 foo5 foo_empty5 foo foo_empty foo2 foo4 foo6 foo_empty2 foo3]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 370, NextOffset: 403
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 65579 133221]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 525, NextOffset: 661
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 403, NextOffset: 515
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo" vs "foo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 661, NextOffset: 694
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 758 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:509: Offset: 548, NextOffset: 660
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:509: Offset: 693, NextOffset: 805
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 805, NextOffset: 838
     testutil.go:509: Offset: 1008, NextOffset: 1085
     testutil.go:509: Offset: 838, NextOffset: 915
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 225, NextOffset: 258
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:509: Offset: 258, NextOffset: 370
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 220 618]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 618 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 220 570]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 570 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 220 430]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 220 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 430 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 224 576]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 576 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 224 435]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 65579 134345]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 435 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo2 foo_empty2 foo_empty3] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo5 foo_empty5 foo2 foo3 foo4 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 182, NextOffset: 215
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 224 764]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 117, NextOffset: 229
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 215, NextOffset: 327
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty5 foo6 foo_empty foo2 foo_empty2] vs [foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 375, NextOffset: 408
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 3172
-    testutil.go:2349:   [2] at 764 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 497, NextOffset: 530
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 65579 133221]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 408, NextOffset: 521
     testutil.go:509: Offset: 530, NextOffset: 667
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 667, NextOffset: 700
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 554, NextOffset: 667
     testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
@@ -131716,80 +133081,60 @@
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:509: Offset: 215, NextOffset: 327
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 983, NextOffset: 1016
     testutil.go:509: Offset: 846, NextOffset: 923
     testutil.go:509: Offset: 1016, NextOffset: 1093
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty4 foo3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2] vs [foo_empty4 foo5 foo foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:509: Offset: 262, NextOffset: 375
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo2 foo3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3] vs [foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo2 foo_empty2 foo_empty3 foo foo_empty]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 530, NextOffset: 667
     testutil.go:509: Offset: 408, NextOffset: 521
-    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:509: Offset: 554, NextOffset: 667
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 983, NextOffset: 1016
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 1016, NextOffset: 1093
     testutil.go:509: Offset: 846, NextOffset: 923
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 215, NextOffset: 327
-    testutil.go:509: Offset: 117, NextOffset: 229
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 224 624]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 224 in stargz, uncompressed length 2048
-    testutil.go:2349:   [2] at 624 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 226 578]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 226 in stargz, uncompressed length 2148
-    testutil.go:2349:   [2] at 578 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 226 437]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 1024
-    testutil.go:2349:   [1] at 226 in stargz, uncompressed length 1024
-    testutil.go:2349:   [2] at 437 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 65579 134345]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
@@ -131797,41 +133142,16 @@
     testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo_empty5 foo foo5 foo6 foo_empty foo2 foo_empty2 foo3] vs [foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo3 foo_empty4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 369, NextOffset: 402
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 402, NextOffset: 514
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 547, NextOffset: 659
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:509: Offset: 212, NextOffset: 323
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 65579 133221]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
@@ -131839,31 +133159,77 @@
     testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 806, NextOffset: 839
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 692, NextOffset: 804
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo6 foo_empty foo3 foo4 foo5 foo_empty5 foo foo2 foo_empty2] vs [.no.prefetch.landmark foo foo2 foo3 foo_empty3 foo4 foo_empty5 foo_empty foo_empty2 foo_empty4 foo5 foo6]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 804, NextOffset: 837
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 837, NextOffset: 914
     testutil.go:509: Offset: 1008, NextOffset: 1085
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 65579 134345]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 402, NextOffset: 514
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 514, NextOffset: 547
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 661, NextOffset: 694
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 547, NextOffset: 659
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 113, NextOffset: 224
+    testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 323, NextOffset: 356
@@ -131871,7 +133237,29 @@
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark] vs [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo3 foo_empty3 foo4 foo_empty5 foo_empty foo_empty2 foo_empty4 foo5 foo6] vs [foo foo2 foo_empty2 foo_empty3 foo_empty4 foo6 foo_empty foo3 foo4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 369, NextOffset: 402
+    testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 514, NextOffset: 547
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 692, NextOffset: 804
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 804, NextOffset: 837
@@ -131879,87 +133267,65 @@
     testutil.go:509: Offset: 837, NextOffset: 914
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 257, NextOffset: 369
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 547, NextOffset: 659
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 369, NextOffset: 402
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:509: Offset: 402, NextOffset: 514
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 65579 134345]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 65579 133221]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 65579 133221]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 65579 134345]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 65579 134345]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 65579 133221]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
@@ -131967,29 +133333,28 @@
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo6 foo foo_empty4 foo5 foo_empty5] vs [foo_empty foo2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo_empty3]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 231, NextOffset: 264
-    testutil.go:509: Offset: 329, NextOffset: 362
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 264, NextOffset: 378
-    testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 378, NextOffset: 411
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 411, NextOffset: 525
-    testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo3 foo_empty3 foo4] vs [foo_empty5 foo6 foo2 foo_empty3 foo_empty4 foo5 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo4]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 525, NextOffset: 558
     testutil.go:509: Offset: 671, NextOffset: 704
     testutil.go:509: Offset: 558, NextOffset: 672
     testutil.go:509: Offset: 704, NextOffset: 818
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:509: Offset: 362, NextOffset: 500
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 819, NextOffset: 852
     testutil.go:509: Offset: 989, NextOffset: 1022
@@ -132000,39 +133365,58 @@
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 118, NextOffset: 231
     testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 378, NextOffset: 411
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 411, NextOffset: 525
+    testutil.go:509: Offset: 533, NextOffset: 671
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo_empty3] vs [foo5 foo_empty5 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo6 foo foo_empty4]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo5 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo4 foo_empty5 foo6 foo2] vs [foo2 foo_empty2 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo3 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 989, NextOffset: 1022
     testutil.go:509: Offset: 819, NextOffset: 852
     testutil.go:509: Offset: 1022, NextOffset: 1099
     testutil.go:509: Offset: 852, NextOffset: 929
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 362, NextOffset: 500
+    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 65579 134345]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 818, NextOffset: 851
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:509: Offset: 705, NextOffset: 819
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 216, NextOffset: 329
     testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 231, NextOffset: 264
-    testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 378, NextOffset: 411
@@ -132043,8 +133427,11 @@
     testutil.go:509: Offset: 525, NextOffset: 558
     testutil.go:509: Offset: 704, NextOffset: 818
     testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 65579 133221]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
@@ -132052,20 +133439,18 @@
     testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 65579 134345]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
@@ -132073,142 +133458,94 @@
     testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 65579 133221]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":131,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":168,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1108,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1145,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1760,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":344,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":669,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":706,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1029,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1066,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1389,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1426,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1715,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2075,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo5 foo6 foo foo2 foo4 foo_empty4 foo_empty5] vs [foo_empty foo2 foo4 foo_empty4 foo5 foo_empty5 foo_empty2 foo3 foo_empty3 foo6 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo3 foo4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo_empty3] vs [.no.prefetch.landmark foo_empty foo_empty2 foo3 foo5 foo6 foo foo2 foo_empty3 foo4 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 131, NextOffset: 168
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 168, NextOffset: 456
+    testutil.go:509: Offset: 381, NextOffset: 669
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 456, NextOffset: 493
+    testutil.go:509: Offset: 669, NextOffset: 706
+    testutil.go:509: Offset: 493, NextOffset: 782
+    testutil.go:509: Offset: 706, NextOffset: 1029
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 1029, NextOffset: 1066
     testutil.go:509: Offset: 819, NextOffset: 1108
     testutil.go:509: Offset: 1066, NextOffset: 1389
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1108, NextOffset: 1145
+    testutil.go:509: Offset: 1389, NextOffset: 1426
+    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:509: Offset: 1426, NextOffset: 1715
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1434, NextOffset: 1471
     testutil.go:509: Offset: 1715, NextOffset: 1752
     testutil.go:509: Offset: 1471, NextOffset: 1760
     testutil.go:509: Offset: 1752, NextOffset: 2075
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1760, NextOffset: 1797
     testutil.go:509: Offset: 2075, NextOffset: 2112
     testutil.go:509: Offset: 1797, NextOffset: 1942
     testutil.go:509: Offset: 2112, NextOffset: 2257
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo5 foo6] vs [foo2 foo_empty2 foo_empty3 foo_empty4 foo3 foo4 foo5 foo_empty5 foo6 foo foo_empty]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 131, NextOffset: 168
     testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 168, NextOffset: 456
+    testutil.go:509: Offset: 131, NextOffset: 168
     testutil.go:509: Offset: 381, NextOffset: 669
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 456, NextOffset: 493
-    testutil.go:509: Offset: 669, NextOffset: 706
-    testutil.go:509: Offset: 493, NextOffset: 782
-    testutil.go:509: Offset: 706, NextOffset: 1029
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1108, NextOffset: 1145
-    testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1145, NextOffset: 1434
-    testutil.go:509: Offset: 1426, NextOffset: 1715
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 65579 134345]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo4 foo_empty4 foo5 foo_empty5 foo_empty2 foo3 foo_empty3 foo6 .no.prefetch.landmark foo] vs [foo_empty foo_empty2 foo3 foo_empty3 foo5 foo6 foo foo2 foo4 foo_empty4 foo_empty5]
+    testutil.go:509: Offset: 168, NextOffset: 456
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 669, NextOffset: 706
     testutil.go:509: Offset: 456, NextOffset: 493
     testutil.go:509: Offset: 706, NextOffset: 1029
     testutil.go:509: Offset: 493, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1389, NextOffset: 1426
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1108, NextOffset: 1145
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1426, NextOffset: 1715
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1145, NextOffset: 1434
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1715, NextOffset: 1752
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1434, NextOffset: 1471
-    testutil.go:509: Offset: 1752, NextOffset: 2075
-    testutil.go:509: Offset: 1471, NextOffset: 1760
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1029, NextOffset: 1066
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 1066, NextOffset: 1389
     testutil.go:509: Offset: 819, NextOffset: 1108
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1715, NextOffset: 1752
+    testutil.go:509: Offset: 1434, NextOffset: 1471
+    testutil.go:509: Offset: 1752, NextOffset: 2075
+    testutil.go:509: Offset: 1471, NextOffset: 1760
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2075, NextOffset: 2112
     testutil.go:509: Offset: 1760, NextOffset: 1797
     testutil.go:509: Offset: 2112, NextOffset: 2257
     testutil.go:509: Offset: 1797, NextOffset: 1942
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 131, NextOffset: 168
-    testutil.go:509: Offset: 381, NextOffset: 669
-    testutil.go:509: Offset: 168, NextOffset: 456
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 65579 133221]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
@@ -132216,18 +133553,20 @@
     testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 65579 134345]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
@@ -132235,33 +133574,40 @@
     testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 65579 133221]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":831,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1123,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1160,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1452,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1489,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":675,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":712,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1040,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1077,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1404,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1441,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1733,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1770,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2097,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo foo2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty] vs [foo4 foo5 foo_empty foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1404, NextOffset: 1441
-    testutil.go:509: Offset: 1160, NextOffset: 1452
-    testutil.go:509: Offset: 1441, NextOffset: 1733
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1452, NextOffset: 1489
-    testutil.go:509: Offset: 1733, NextOffset: 1770
-    testutil.go:509: Offset: 1489, NextOffset: 1782
-    testutil.go:509: Offset: 1770, NextOffset: 2097
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo foo2 foo3 foo4 foo5 foo_empty5 foo6 foo_empty foo_empty2] vs [foo_empty5 foo2 foo_empty2 foo3 foo4 foo6 .no.prefetch.landmark foo foo_empty foo_empty3 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1782, NextOffset: 1819
@@ -132270,12 +133616,8 @@
     testutil.go:509: Offset: 2134, NextOffset: 2279
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 794, NextOffset: 831
-    testutil.go:509: Offset: 1040, NextOffset: 1077
-    testutil.go:509: Offset: 831, NextOffset: 1123
-    testutil.go:509: Offset: 1077, NextOffset: 1404
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 346, NextOffset: 383
@@ -132286,44 +133628,95 @@
     testutil.go:509: Offset: 675, NextOffset: 712
     testutil.go:509: Offset: 500, NextOffset: 794
     testutil.go:509: Offset: 712, NextOffset: 1040
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 794, NextOffset: 831
+    testutil.go:509: Offset: 1040, NextOffset: 1077
+    testutil.go:509: Offset: 831, NextOffset: 1123
+    testutil.go:509: Offset: 1077, NextOffset: 1404
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1123, NextOffset: 1160
+    testutil.go:509: Offset: 1404, NextOffset: 1441
+    testutil.go:509: Offset: 1160, NextOffset: 1452
+    testutil.go:509: Offset: 1441, NextOffset: 1733
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1452, NextOffset: 1489
+    testutil.go:509: Offset: 1733, NextOffset: 1770
+    testutil.go:509: Offset: 1489, NextOffset: 1782
+    testutil.go:509: Offset: 1770, NextOffset: 2097
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo4 foo5 foo_empty foo2] vs [foo2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo2 foo_empty2 foo3 foo4 foo6 .no.prefetch.landmark foo foo_empty foo_empty3] vs [foo_empty foo_empty2 foo_empty3 foo_empty4 foo foo2 foo3 foo4 foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 675, NextOffset: 712
     testutil.go:509: Offset: 463, NextOffset: 500
     testutil.go:509: Offset: 712, NextOffset: 1040
     testutil.go:509: Offset: 500, NextOffset: 794
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 65579 134345]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1040, NextOffset: 1077
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 794, NextOffset: 831
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1077, NextOffset: 1404
     testutil.go:509: Offset: 831, NextOffset: 1123
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1404, NextOffset: 1441
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1123, NextOffset: 1160
+    testutil.go:509: Offset: 1441, NextOffset: 1733
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1160, NextOffset: 1452
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2097, NextOffset: 2134
     testutil.go:509: Offset: 1782, NextOffset: 1819
     testutil.go:509: Offset: 2134, NextOffset: 2279
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1819, NextOffset: 1964
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 383, NextOffset: 675
     testutil.go:509: Offset: 171, NextOffset: 463
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1404, NextOffset: 1441
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1441, NextOffset: 1733
-    testutil.go:509: Offset: 1160, NextOffset: 1452
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1733, NextOffset: 1770
     testutil.go:509: Offset: 1452, NextOffset: 1489
     testutil.go:509: Offset: 1770, NextOffset: 2097
     testutil.go:509: Offset: 1489, NextOffset: 1782
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 65579 133221]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
@@ -132331,19 +133724,17 @@
     testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 65579 134345]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
@@ -132351,16 +133742,18 @@
     testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 65579 133221]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
@@ -132368,243 +133761,169 @@
     testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":459,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":496,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1111,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1148,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1765,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1033,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1070,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1395,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1432,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1759,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2084,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2121,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty2 foo3 foo_empty3 foo6] vs [foo_empty foo_empty3 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo3 foo4 foo_empty4 foo6 foo]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 459, NextOffset: 496
-    testutil.go:509: Offset: 672, NextOffset: 709
-    testutil.go:509: Offset: 496, NextOffset: 785
-    testutil.go:509: Offset: 709, NextOffset: 1033
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo_empty3 foo5 foo2 foo3 foo4 foo_empty4 foo_empty5 foo6] vs [foo_empty2 foo_empty4 foo5 foo foo3 foo_empty3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 1033, NextOffset: 1070
+    testutil.go:509: Offset: 822, NextOffset: 1111
+    testutil.go:509: Offset: 1070, NextOffset: 1395
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1111, NextOffset: 1148
     testutil.go:509: Offset: 1395, NextOffset: 1432
     testutil.go:509: Offset: 1148, NextOffset: 1438
     testutil.go:509: Offset: 1432, NextOffset: 1722
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1438, NextOffset: 1475
-    testutil.go:509: Offset: 1722, NextOffset: 1759
-    testutil.go:509: Offset: 1475, NextOffset: 1765
-    testutil.go:509: Offset: 1759, NextOffset: 2084
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 170, NextOffset: 459
-    testutil.go:509: Offset: 383, NextOffset: 672
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 1033, NextOffset: 1070
-    testutil.go:509: Offset: 822, NextOffset: 1111
-    testutil.go:509: Offset: 1070, NextOffset: 1395
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1765, NextOffset: 1802
     testutil.go:509: Offset: 2084, NextOffset: 2121
     testutil.go:509: Offset: 1802, NextOffset: 1947
     testutil.go:509: Offset: 2121, NextOffset: 2266
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo3 foo4 foo_empty4 foo6 foo foo_empty] vs [foo_empty4 foo5 foo_empty5 foo foo_empty2 foo3 foo_empty3 foo6 foo_empty foo2 foo4]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 170, NextOffset: 459
+    testutil.go:509: Offset: 383, NextOffset: 672
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1722, NextOffset: 1759
     testutil.go:509: Offset: 1438, NextOffset: 1475
-    testutil.go:509: Offset: 1759, NextOffset: 2084
+    testutil.go:509: Offset: 1722, NextOffset: 1759
     testutil.go:509: Offset: 1475, NextOffset: 1765
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 1759, NextOffset: 2084
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 459, NextOffset: 496
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 672, NextOffset: 709
+    testutil.go:509: Offset: 496, NextOffset: 785
+    testutil.go:509: Offset: 709, NextOffset: 1033
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty4 foo5 foo foo3 foo_empty3 foo4 foo_empty5 foo6] vs [foo2 foo3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2 foo_empty3 foo5]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 459, NextOffset: 496
     testutil.go:509: Offset: 709, NextOffset: 1033
     testutil.go:509: Offset: 496, NextOffset: 785
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1722, NextOffset: 1759
+    testutil.go:509: Offset: 1438, NextOffset: 1475
+    testutil.go:509: Offset: 1759, NextOffset: 2084
+    testutil.go:509: Offset: 1475, NextOffset: 1765
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 383, NextOffset: 672
+    testutil.go:509: Offset: 170, NextOffset: 459
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1033, NextOffset: 1070
     testutil.go:509: Offset: 785, NextOffset: 822
     testutil.go:509: Offset: 1070, NextOffset: 1395
     testutil.go:509: Offset: 822, NextOffset: 1111
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1395, NextOffset: 1432
     testutil.go:509: Offset: 1111, NextOffset: 1148
     testutil.go:509: Offset: 1432, NextOffset: 1722
     testutil.go:509: Offset: 1148, NextOffset: 1438
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2084, NextOffset: 2121
     testutil.go:509: Offset: 1765, NextOffset: 1802
     testutil.go:509: Offset: 2121, NextOffset: 2266
     testutil.go:509: Offset: 1802, NextOffset: 1947
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 383, NextOffset: 672
-    testutil.go:509: Offset: 170, NextOffset: 459
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 65579 134345]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 65579 133221]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 65579 134345]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48457 97552]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48457 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97552 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48457,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48457,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":465,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1125,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1162,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":677,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":714,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1407,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1444,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 65579 133221]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo_empty3 foo4 foo_empty5] vs [foo3 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo4 foo5 foo6 foo foo_empty2]
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo_empty foo_empty2 foo3 foo_empty3 foo_empty5 foo6 foo foo2] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty3 foo_empty4 foo6 foo_empty2 foo3 foo4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1125, NextOffset: 1162
+    testutil.go:509: Offset: 1407, NextOffset: 1444
+    testutil.go:509: Offset: 1162, NextOffset: 1456
+    testutil.go:509: Offset: 1444, NextOffset: 1738
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1456, NextOffset: 1493
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+    testutil.go:509: Offset: 1493, NextOffset: 1787
+    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 795, NextOffset: 832
+    testutil.go:509: Offset: 1042, NextOffset: 1079
+    testutil.go:509: Offset: 832, NextOffset: 1125
+    testutil.go:509: Offset: 1079, NextOffset: 1407
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1787, NextOffset: 1824
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1824, NextOffset: 1969
+    testutil.go:509: Offset: 2140, NextOffset: 2285
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 347, NextOffset: 384
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 172, NextOffset: 465
     testutil.go:509: Offset: 384, NextOffset: 677
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 465, NextOffset: 502
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 677, NextOffset: 714
     testutil.go:509: Offset: 502, NextOffset: 795
     testutil.go:509: Offset: 714, NextOffset: 1042
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 795, NextOffset: 832
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 832, NextOffset: 1125
-    testutil.go:509: Offset: 1079, NextOffset: 1407
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo6 foo_empty2 foo3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo2] vs [foo_empty4 foo5 foo_empty foo_empty2 foo3 foo_empty3 foo_empty5 foo6 foo foo2 foo4]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1456, NextOffset: 1493
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1493, NextOffset: 1787
-    testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1787, NextOffset: 1824
     testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1824, NextOffset: 1969
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1787, NextOffset: 1824
     testutil.go:509: Offset: 2140, NextOffset: 2285
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1125, NextOffset: 1162
-    testutil.go:509: Offset: 1407, NextOffset: 1444
-    testutil.go:509: Offset: 1162, NextOffset: 1456
-    testutil.go:509: Offset: 1444, NextOffset: 1738
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo4 foo5 foo6 foo foo_empty2] vs [foo_empty foo_empty2 foo_empty3 foo4 foo_empty5 foo foo2 foo3 foo_empty4 foo5 foo6]
+    testutil.go:509: Offset: 1824, NextOffset: 1969
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 795, NextOffset: 832
     testutil.go:509: Offset: 1079, NextOffset: 1407
     testutil.go:509: Offset: 832, NextOffset: 1125
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 677, NextOffset: 714
-    testutil.go:509: Offset: 465, NextOffset: 502
-    testutil.go:509: Offset: 714, NextOffset: 1042
-    testutil.go:509: Offset: 502, NextOffset: 795
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1407, NextOffset: 1444
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1125, NextOffset: 1162
     testutil.go:509: Offset: 1444, NextOffset: 1738
     testutil.go:509: Offset: 1162, NextOffset: 1456
@@ -132613,223 +133932,140 @@
     testutil.go:509: Offset: 1456, NextOffset: 1493
     testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:509: Offset: 1493, NextOffset: 1787
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1787, NextOffset: 1824
-    testutil.go:509: Offset: 2140, NextOffset: 2285
-    testutil.go:509: Offset: 1824, NextOffset: 1969
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 384, NextOffset: 677
     testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 677, NextOffset: 714
+    testutil.go:509: Offset: 465, NextOffset: 502
+    testutil.go:509: Offset: 714, NextOffset: 1042
+    testutil.go:509: Offset: 502, NextOffset: 795
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 65579 134345]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 65579 133221]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48457 96575]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 48457 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96575 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48457,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48457,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":131,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":168,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1108,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1145,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1760,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":344,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":669,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":706,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1029,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1066,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1389,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1426,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1715,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2075,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo_empty3 foo5] vs [foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo3 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1434, NextOffset: 1471
-    testutil.go:509: Offset: 1715, NextOffset: 1752
-    testutil.go:509: Offset: 1471, NextOffset: 1760
-    testutil.go:509: Offset: 1752, NextOffset: 2075
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1760, NextOffset: 1797
-    testutil.go:509: Offset: 2075, NextOffset: 2112
-    testutil.go:509: Offset: 1797, NextOffset: 1942
-    testutil.go:509: Offset: 2112, NextOffset: 2257
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo5 foo2 foo3 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2] vs [foo_empty3 foo4 foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 131, NextOffset: 168
     testutil.go:509: Offset: 344, NextOffset: 381
     testutil.go:509: Offset: 168, NextOffset: 456
     testutil.go:509: Offset: 381, NextOffset: 669
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1108, NextOffset: 1145
+    testutil.go:509: Offset: 1389, NextOffset: 1426
+    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:509: Offset: 1426, NextOffset: 1715
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1434, NextOffset: 1471
+    testutil.go:509: Offset: 1715, NextOffset: 1752
+    testutil.go:509: Offset: 1471, NextOffset: 1760
+    testutil.go:509: Offset: 1752, NextOffset: 2075
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 456, NextOffset: 493
     testutil.go:509: Offset: 669, NextOffset: 706
     testutil.go:509: Offset: 493, NextOffset: 782
     testutil.go:509: Offset: 706, NextOffset: 1029
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 65579 134345]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 782, NextOffset: 819
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1029, NextOffset: 1066
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 819, NextOffset: 1108
     testutil.go:509: Offset: 1066, NextOffset: 1389
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1108, NextOffset: 1145
-    testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1145, NextOffset: 1434
-    testutil.go:509: Offset: 1426, NextOffset: 1715
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1760, NextOffset: 1797
+    testutil.go:509: Offset: 2075, NextOffset: 2112
+    testutil.go:509: Offset: 1797, NextOffset: 1942
+    testutil.go:509: Offset: 2112, NextOffset: 2257
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo3] vs [foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo_empty3 foo5 foo6 foo]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty3 foo4 foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark] vs [foo foo_empty foo_empty2 foo_empty3 foo4 foo5 foo2 foo3 foo_empty4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1715, NextOffset: 1752
+    testutil.go:509: Offset: 1434, NextOffset: 1471
+    testutil.go:509: Offset: 1752, NextOffset: 2075
+    testutil.go:509: Offset: 1471, NextOffset: 1760
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2075, NextOffset: 2112
+    testutil.go:509: Offset: 1760, NextOffset: 1797
+    testutil.go:509: Offset: 2112, NextOffset: 2257
+    testutil.go:509: Offset: 1797, NextOffset: 1942
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1389, NextOffset: 1426
+    testutil.go:509: Offset: 1108, NextOffset: 1145
+    testutil.go:509: Offset: 1426, NextOffset: 1715
+    testutil.go:509: Offset: 1145, NextOffset: 1434
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 344, NextOffset: 381
     testutil.go:509: Offset: 131, NextOffset: 168
     testutil.go:509: Offset: 381, NextOffset: 669
     testutil.go:509: Offset: 168, NextOffset: 456
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 669, NextOffset: 706
     testutil.go:509: Offset: 456, NextOffset: 493
     testutil.go:509: Offset: 706, NextOffset: 1029
     testutil.go:509: Offset: 493, NextOffset: 782
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1108, NextOffset: 1145
-    testutil.go:509: Offset: 1426, NextOffset: 1715
-    testutil.go:509: Offset: 1145, NextOffset: 1434
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1715, NextOffset: 1752
-    testutil.go:509: Offset: 1434, NextOffset: 1471
-    testutil.go:509: Offset: 1752, NextOffset: 2075
-    testutil.go:509: Offset: 1471, NextOffset: 1760
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1029, NextOffset: 1066
     testutil.go:509: Offset: 782, NextOffset: 819
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1066, NextOffset: 1389
     testutil.go:509: Offset: 819, NextOffset: 1108
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2075, NextOffset: 2112
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1760, NextOffset: 1797
-    testutil.go:509: Offset: 2112, NextOffset: 2257
-    testutil.go:509: Offset: 1797, NextOffset: 1942
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 65579 133221]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 65579 134345]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 134345 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":831,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1123,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1160,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1452,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1489,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":675,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":712,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1040,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1077,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1404,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1441,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1733,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1770,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2097,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo5 foo_empty5 foo6 foo foo_empty2 foo_empty3 foo4 foo_empty4] vs [foo_empty5 foo6 foo_empty2 foo_empty3 foo_empty4 foo5 .no.prefetch.landmark foo foo_empty foo2 foo3 foo4]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1404, NextOffset: 1441
-    testutil.go:509: Offset: 1160, NextOffset: 1452
-    testutil.go:509: Offset: 1441, NextOffset: 1733
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo3 foo4 foo5 foo_empty foo2 foo_empty2 foo_empty3 foo_empty4] vs [foo_empty5 .no.prefetch.landmark foo foo3 foo6 foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 463, NextOffset: 500
     testutil.go:509: Offset: 675, NextOffset: 712
     testutil.go:509: Offset: 500, NextOffset: 794
     testutil.go:509: Offset: 712, NextOffset: 1040
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 794, NextOffset: 831
-    testutil.go:509: Offset: 1040, NextOffset: 1077
-    testutil.go:509: Offset: 831, NextOffset: 1123
-    testutil.go:509: Offset: 1077, NextOffset: 1404
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1452, NextOffset: 1489
-    testutil.go:509: Offset: 1733, NextOffset: 1770
-    testutil.go:509: Offset: 1489, NextOffset: 1782
-    testutil.go:509: Offset: 1770, NextOffset: 2097
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48457 97552]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1782, NextOffset: 1819
@@ -132839,160 +134075,169 @@
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 346, NextOffset: 383
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 65579 133221]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 65579 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 133221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 171, NextOffset: 463
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 383, NextOffset: 675
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 794, NextOffset: 831
+    testutil.go:509: Offset: 1040, NextOffset: 1077
+    testutil.go:509: Offset: 831, NextOffset: 1123
+    testutil.go:509: Offset: 1077, NextOffset: 1404
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1123, NextOffset: 1160
+    testutil.go:509: Offset: 1404, NextOffset: 1441
+    testutil.go:509: Offset: 1160, NextOffset: 1452
+    testutil.go:509: Offset: 1441, NextOffset: 1733
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1452, NextOffset: 1489
+    testutil.go:509: Offset: 1733, NextOffset: 1770
+    testutil.go:509: Offset: 1489, NextOffset: 1782
+    testutil.go:509: Offset: 1770, NextOffset: 2097
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo4 foo_empty5 foo6 foo_empty2 foo_empty3 foo_empty4 foo5 .no.prefetch.landmark] vs [foo foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty foo2 foo3 foo5 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo3 foo6] vs [foo foo3 foo4 foo5 foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1404, NextOffset: 1441
+    testutil.go:509: Offset: 1123, NextOffset: 1160
+    testutil.go:509: Offset: 1441, NextOffset: 1733
+    testutil.go:509: Offset: 1160, NextOffset: 1452
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1733, NextOffset: 1770
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65579,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":65579,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65579,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1452, NextOffset: 1489
     testutil.go:509: Offset: 1770, NextOffset: 2097
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 48457 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97552 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48457,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1489, NextOffset: 1782
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48457,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 383, NextOffset: 675
     testutil.go:509: Offset: 171, NextOffset: 463
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 675, NextOffset: 712
-    testutil.go:509: Offset: 463, NextOffset: 500
-    testutil.go:509: Offset: 712, NextOffset: 1040
-    testutil.go:509: Offset: 500, NextOffset: 794
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1040, NextOffset: 1077
-    testutil.go:509: Offset: 794, NextOffset: 831
-    testutil.go:509: Offset: 1077, NextOffset: 1404
-    testutil.go:509: Offset: 831, NextOffset: 1123
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1404, NextOffset: 1441
-    testutil.go:509: Offset: 1123, NextOffset: 1160
-    testutil.go:509: Offset: 1441, NextOffset: 1733
-    testutil.go:509: Offset: 1160, NextOffset: 1452
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1040, NextOffset: 1077
+    testutil.go:509: Offset: 794, NextOffset: 831
+    testutil.go:509: Offset: 1077, NextOffset: 1404
+    testutil.go:509: Offset: 831, NextOffset: 1123
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2097, NextOffset: 2134
     testutil.go:509: Offset: 1782, NextOffset: 1819
     testutil.go:509: Offset: 2134, NextOffset: 2279
     testutil.go:509: Offset: 1819, NextOffset: 1964
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 675, NextOffset: 712
+    testutil.go:509: Offset: 463, NextOffset: 500
+    testutil.go:509: Offset: 712, NextOffset: 1040
+    testutil.go:509: Offset: 500, NextOffset: 794
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48457 97554]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48457 96575]
     testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":459,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":496,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1111,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1148,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1765,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1033,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1070,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1395,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1432,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1759,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2084,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2121,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo4 foo5 foo_empty5 foo_empty foo_empty3 foo_empty4 foo6] vs [.no.prefetch.landmark foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1765, NextOffset: 1802
-    testutil.go:509: Offset: 2084, NextOffset: 2121
-    testutil.go:509: Offset: 1802, NextOffset: 1947
-    testutil.go:509: Offset: 2121, NextOffset: 2266
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 170, NextOffset: 459
-    testutil.go:509: Offset: 383, NextOffset: 672
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo_empty foo4 foo5 foo_empty5 foo6 foo foo2 foo_empty2 foo3] vs [.no.prefetch.landmark foo foo_empty2 foo3 foo4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty3 foo_empty4]
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 459, NextOffset: 496
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 496, NextOffset: 785
     testutil.go:509: Offset: 709, NextOffset: 1033
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 785, NextOffset: 822
     testutil.go:509: Offset: 1033, NextOffset: 1070
     testutil.go:509: Offset: 822, NextOffset: 1111
     testutil.go:509: Offset: 1070, NextOffset: 1395
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1111, NextOffset: 1148
     testutil.go:509: Offset: 1395, NextOffset: 1432
     testutil.go:509: Offset: 1148, NextOffset: 1438
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 48457 in stargz, uncompressed length 68708
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1432, NextOffset: 1722
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 97554 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1438, NextOffset: 1475
     testutil.go:509: Offset: 1722, NextOffset: 1759
     testutil.go:509: Offset: 1475, NextOffset: 1765
     testutil.go:509: Offset: 1759, NextOffset: 2084
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 .no.prefetch.landmark foo_empty4 foo5 foo_empty5 foo6 foo foo_empty] vs [foo foo2 foo_empty2 foo3 foo4 foo5 foo_empty5 foo_empty foo_empty3 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1765, NextOffset: 1802
+    testutil.go:509: Offset: 2084, NextOffset: 2121
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 48457 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96575 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48457,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48457,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48457,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1802, NextOffset: 1947
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:1763: On "foo22": got preread of "foo2"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1033, NextOffset: 1070
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:509: Offset: 2121, NextOffset: 2266
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 170, NextOffset: 459
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 383, NextOffset: 672
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty2 foo3 foo4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty3 foo_empty4] vs [foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty foo4 foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 383, NextOffset: 672
+    testutil.go:509: Offset: 170, NextOffset: 459
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1033, NextOffset: 1070
     testutil.go:509: Offset: 785, NextOffset: 822
     testutil.go:509: Offset: 1070, NextOffset: 1395
     testutil.go:509: Offset: 822, NextOffset: 1111
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1395, NextOffset: 1432
     testutil.go:509: Offset: 1111, NextOffset: 1148
     testutil.go:509: Offset: 1432, NextOffset: 1722
     testutil.go:509: Offset: 1148, NextOffset: 1438
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1722, NextOffset: 1759
     testutil.go:509: Offset: 1438, NextOffset: 1475
@@ -133004,48 +134249,51 @@
     testutil.go:509: Offset: 1765, NextOffset: 1802
     testutil.go:509: Offset: 2121, NextOffset: 2266
     testutil.go:509: Offset: 1802, NextOffset: 1947
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 383, NextOffset: 672
-    testutil.go:509: Offset: 170, NextOffset: 459
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 459, NextOffset: 496
     testutil.go:509: Offset: 709, NextOffset: 1033
     testutil.go:509: Offset: 496, NextOffset: 785
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":465,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1125,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1162,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":677,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":714,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1407,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1444,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4] vs [foo foo_empty foo2 foo3 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo_empty3 foo4 foo_empty4 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo6 foo foo2 foo_empty3 foo5] vs [.no.prefetch.landmark foo foo2 foo3 foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:509: Offset: 384, NextOffset: 677
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 465, NextOffset: 502
     testutil.go:509: Offset: 677, NextOffset: 714
     testutil.go:509: Offset: 502, NextOffset: 795
     testutil.go:509: Offset: 714, NextOffset: 1042
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1456, NextOffset: 1493
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+    testutil.go:509: Offset: 1493, NextOffset: 1787
+    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 795, NextOffset: 832
     testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 832, NextOffset: 1125
     testutil.go:509: Offset: 1079, NextOffset: 1407
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1125, NextOffset: 1162
     testutil.go:509: Offset: 1407, NextOffset: 1444
     testutil.go:509: Offset: 1162, NextOffset: 1456
     testutil.go:509: Offset: 1444, NextOffset: 1738
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1456, NextOffset: 1493
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1493, NextOffset: 1787
-    testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
@@ -133053,22 +134301,20 @@
     testutil.go:509: Offset: 2103, NextOffset: 2140
     testutil.go:509: Offset: 1824, NextOffset: 1969
     testutil.go:509: Offset: 2140, NextOffset: 2285
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 465
-    testutil.go:509: Offset: 384, NextOffset: 677
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo2 foo3 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo_empty3 foo4 foo_empty4] vs [foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark] vs [foo_empty4 foo_empty5 foo6 foo foo2 foo_empty3 foo5 foo_empty foo_empty2 foo3 foo4]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1407, NextOffset: 1444
     testutil.go:509: Offset: 1125, NextOffset: 1162
     testutil.go:509: Offset: 1444, NextOffset: 1738
     testutil.go:509: Offset: 1162, NextOffset: 1456
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+    testutil.go:509: Offset: 1456, NextOffset: 1493
+    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:509: Offset: 1493, NextOffset: 1787
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2103, NextOffset: 2140
     testutil.go:509: Offset: 1787, NextOffset: 1824
@@ -133079,7 +134325,6 @@
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 384, NextOffset: 677
     testutil.go:509: Offset: 172, NextOffset: 465
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 677, NextOffset: 714
     testutil.go:509: Offset: 465, NextOffset: 502
@@ -133089,189 +134334,178 @@
     testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 795, NextOffset: 832
     testutil.go:509: Offset: 1079, NextOffset: 1407
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48457 96577]
-    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48456 97551]
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 832, NextOffset: 1125
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1456, NextOffset: 1493
-    testutil.go:509: Offset: 1775, NextOffset: 2103
-    testutil.go:509: Offset: 1493, NextOffset: 1787
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48457 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96577 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48456 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97551 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48457,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48456,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48456,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48457,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48456,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48456,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":460,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":497,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":825,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1116,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1153,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1444,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1481,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":345,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1035,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1072,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1398,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1435,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1726,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1763,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2088,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2125,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo foo_empty foo3 foo4 foo2 foo_empty2 foo_empty3 foo_empty4] vs [foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo foo2 foo_empty3]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo3 foo5 foo_empty foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo2 foo_empty2] vs [foo_empty3 foo4 foo5 foo_empty5 foo_empty foo2 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 170, NextOffset: 460
+    testutil.go:509: Offset: 382, NextOffset: 672
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 460, NextOffset: 497
+    testutil.go:509: Offset: 672, NextOffset: 709
+    testutil.go:509: Offset: 497, NextOffset: 788
+    testutil.go:509: Offset: 709, NextOffset: 1035
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 788, NextOffset: 825
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 825, NextOffset: 1116
+    testutil.go:509: Offset: 1072, NextOffset: 1398
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1444, NextOffset: 1481
     testutil.go:509: Offset: 1726, NextOffset: 1763
     testutil.go:509: Offset: 1481, NextOffset: 1772
     testutil.go:509: Offset: 1763, NextOffset: 2088
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1116, NextOffset: 1153
+    testutil.go:509: Offset: 1398, NextOffset: 1435
+    testutil.go:509: Offset: 1153, NextOffset: 1444
+    testutil.go:509: Offset: 1435, NextOffset: 1726
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1772, NextOffset: 1809
     testutil.go:509: Offset: 2088, NextOffset: 2125
     testutil.go:509: Offset: 1809, NextOffset: 1954
     testutil.go:509: Offset: 2125, NextOffset: 2270
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo2 foo_empty4 foo6] vs [foo_empty foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo5]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 170, NextOffset: 460
+    testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 382, NextOffset: 672
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 170, NextOffset: 460
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 788, NextOffset: 825
     testutil.go:509: Offset: 1035, NextOffset: 1072
-    testutil.go:509: Offset: 825, NextOffset: 1116
+    testutil.go:509: Offset: 788, NextOffset: 825
     testutil.go:509: Offset: 1072, NextOffset: 1398
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1116, NextOffset: 1153
-    testutil.go:509: Offset: 1398, NextOffset: 1435
-    testutil.go:509: Offset: 1153, NextOffset: 1444
-    testutil.go:509: Offset: 1435, NextOffset: 1726
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 460, NextOffset: 497
-    testutil.go:509: Offset: 672, NextOffset: 709
-    testutil.go:509: Offset: 497, NextOffset: 788
-    testutil.go:509: Offset: 709, NextOffset: 1035
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo foo2 foo_empty3 foo_empty5] vs [foo3 foo4 foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty]
+    testutil.go:509: Offset: 825, NextOffset: 1116
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1398, NextOffset: 1435
     testutil.go:509: Offset: 1116, NextOffset: 1153
     testutil.go:509: Offset: 1435, NextOffset: 1726
     testutil.go:509: Offset: 1153, NextOffset: 1444
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1726, NextOffset: 1763
     testutil.go:509: Offset: 1444, NextOffset: 1481
     testutil.go:509: Offset: 1763, NextOffset: 2088
     testutil.go:509: Offset: 1481, NextOffset: 1772
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 382, NextOffset: 672
-    testutil.go:509: Offset: 170, NextOffset: 460
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 709, NextOffset: 1035
     testutil.go:509: Offset: 497, NextOffset: 788
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2088, NextOffset: 2125
     testutil.go:509: Offset: 1772, NextOffset: 1809
     testutil.go:509: Offset: 2125, NextOffset: 2270
     testutil.go:509: Offset: 1809, NextOffset: 1954
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1035, NextOffset: 1072
-    testutil.go:509: Offset: 788, NextOffset: 825
-    testutil.go:509: Offset: 1072, NextOffset: 1398
-    testutil.go:509: Offset: 825, NextOffset: 1116
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48457 97554]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48456 96574]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48457 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97554 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48456 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96574 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48457,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48456,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48456,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48457,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48456,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48456,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":833,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1127,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1164,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1457,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1494,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1825,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":676,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":713,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1408,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1445,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo4 foo_empty5 foo foo_empty2 foo_empty3 foo_empty4 foo5 foo6] vs [foo_empty5 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty2 foo3 foo4]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty3 foo4 foo_empty4 foo5 foo2 foo_empty2 foo3 foo_empty5 foo6 foo] vs [foo_empty foo4 foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1788, NextOffset: 1825
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1825, NextOffset: 1970
+    testutil.go:509: Offset: 2140, NextOffset: 2285
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 171, NextOffset: 464
     testutil.go:509: Offset: 383, NextOffset: 676
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1127, NextOffset: 1164
+    testutil.go:509: Offset: 1408, NextOffset: 1445
+    testutil.go:509: Offset: 1164, NextOffset: 1457
+    testutil.go:509: Offset: 1445, NextOffset: 1738
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1457, NextOffset: 1494
     testutil.go:509: Offset: 1738, NextOffset: 1775
     testutil.go:509: Offset: 1494, NextOffset: 1788
     testutil.go:509: Offset: 1775, NextOffset: 2103
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1788, NextOffset: 1825
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1825, NextOffset: 1970
-    testutil.go:509: Offset: 2140, NextOffset: 2285
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 464, NextOffset: 501
     testutil.go:509: Offset: 676, NextOffset: 713
     testutil.go:509: Offset: 501, NextOffset: 796
     testutil.go:509: Offset: 713, NextOffset: 1042
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 796, NextOffset: 833
     testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 833, NextOffset: 1127
     testutil.go:509: Offset: 1079, NextOffset: 1408
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1127, NextOffset: 1164
-    testutil.go:509: Offset: 1408, NextOffset: 1445
-    testutil.go:509: Offset: 1164, NextOffset: 1457
-    testutil.go:509: Offset: 1445, NextOffset: 1738
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty2 foo3 foo4 foo_empty5 .no.prefetch.landmark] vs [foo foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo4 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 676, NextOffset: 713
-    testutil.go:509: Offset: 464, NextOffset: 501
-    testutil.go:509: Offset: 713, NextOffset: 1042
-    testutil.go:509: Offset: 501, NextOffset: 796
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1457, NextOffset: 1494
-    testutil.go:509: Offset: 1775, NextOffset: 2103
-    testutil.go:509: Offset: 1494, NextOffset: 1788
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo4] vs [foo_empty3 foo4 foo_empty4 foo5 foo2 foo_empty2 foo3 foo_empty5 foo6 foo foo_empty]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2103, NextOffset: 2140
     testutil.go:509: Offset: 1788, NextOffset: 1825
@@ -133282,63 +134516,77 @@
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 383, NextOffset: 676
     testutil.go:509: Offset: 171, NextOffset: 464
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 796, NextOffset: 833
-    testutil.go:509: Offset: 1079, NextOffset: 1408
-    testutil.go:509: Offset: 833, NextOffset: 1127
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1408, NextOffset: 1445
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1127, NextOffset: 1164
     testutil.go:509: Offset: 1445, NextOffset: 1738
     testutil.go:509: Offset: 1164, NextOffset: 1457
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48457 96577]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 676, NextOffset: 713
+    testutil.go:509: Offset: 464, NextOffset: 501
+    testutil.go:509: Offset: 713, NextOffset: 1042
+    testutil.go:509: Offset: 501, NextOffset: 796
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48462 97561]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1042, NextOffset: 1079
+    testutil.go:509: Offset: 796, NextOffset: 833
+    testutil.go:509: Offset: 1079, NextOffset: 1408
+    testutil.go:509: Offset: 833, NextOffset: 1127
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+    testutil.go:509: Offset: 1457, NextOffset: 1494
+    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:509: Offset: 1494, NextOffset: 1788
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48457 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96577 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 48462 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97561 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48457,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48462,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48457,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48457,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48462,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":462,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1119,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1156,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1448,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1485,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1814,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":674,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":711,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1037,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1074,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1400,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1437,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1729,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1766,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2093,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo3 foo_empty3 foo4 foo_empty4 foo_empty foo2 foo_empty2 foo5 foo_empty5 foo6] vs [foo foo_empty4 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo6 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty3 foo_empty5 foo6] vs [foo3 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo_empty foo2 foo5 foo_empty5 foo6 foo foo_empty2]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 790, NextOffset: 827
+    testutil.go:509: Offset: 1037, NextOffset: 1074
+    testutil.go:509: Offset: 827, NextOffset: 1119
+    testutil.go:509: Offset: 1074, NextOffset: 1400
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1119, NextOffset: 1156
     testutil.go:509: Offset: 1400, NextOffset: 1437
     testutil.go:509: Offset: 1156, NextOffset: 1448
     testutil.go:509: Offset: 1437, NextOffset: 1729
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 462, NextOffset: 499
-    testutil.go:509: Offset: 674, NextOffset: 711
-    testutil.go:509: Offset: 499, NextOffset: 790
-    testutil.go:509: Offset: 711, NextOffset: 1037
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1448, NextOffset: 1485
     testutil.go:509: Offset: 1729, NextOffset: 1766
     testutil.go:509: Offset: 1485, NextOffset: 1777
     testutil.go:509: Offset: 1766, NextOffset: 2093
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1777, NextOffset: 1814
@@ -133350,28 +134598,19 @@
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 172, NextOffset: 462
     testutil.go:509: Offset: 384, NextOffset: 674
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 790, NextOffset: 827
-    testutil.go:509: Offset: 1037, NextOffset: 1074
-    testutil.go:509: Offset: 827, NextOffset: 1119
-    testutil.go:509: Offset: 1074, NextOffset: 1400
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo6 .no.prefetch.landmark foo foo_empty4 foo5 foo_empty5] vs [foo_empty2 foo5 foo_empty5 foo6 foo foo3 foo_empty3 foo4 foo_empty4 foo_empty foo2]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1729, NextOffset: 1766
-    testutil.go:509: Offset: 1448, NextOffset: 1485
-    testutil.go:509: Offset: 1766, NextOffset: 2093
-    testutil.go:509: Offset: 1485, NextOffset: 1777
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 674, NextOffset: 711
     testutil.go:509: Offset: 462, NextOffset: 499
-    testutil.go:509: Offset: 711, NextOffset: 1037
+    testutil.go:509: Offset: 674, NextOffset: 711
     testutil.go:509: Offset: 499, NextOffset: 790
+    testutil.go:509: Offset: 711, NextOffset: 1037
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 .no.prefetch.landmark foo_empty foo2 foo5 foo_empty5 foo6 foo foo_empty2 foo3 foo_empty3] vs [foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty3 foo_empty5 foo6 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 384, NextOffset: 674
+    testutil.go:509: Offset: 172, NextOffset: 462
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1037, NextOffset: 1074
@@ -133384,101 +134623,98 @@
     testutil.go:509: Offset: 1119, NextOffset: 1156
     testutil.go:509: Offset: 1437, NextOffset: 1729
     testutil.go:509: Offset: 1156, NextOffset: 1448
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 674, NextOffset: 711
+    testutil.go:509: Offset: 462, NextOffset: 499
+    testutil.go:509: Offset: 711, NextOffset: 1037
+    testutil.go:509: Offset: 499, NextOffset: 790
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1729, NextOffset: 1766
+    testutil.go:509: Offset: 1448, NextOffset: 1485
+    testutil.go:509: Offset: 1766, NextOffset: 2093
+    testutil.go:509: Offset: 1485, NextOffset: 1777
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48462 96584]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 2093, NextOffset: 2130
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1777, NextOffset: 1814
     testutil.go:509: Offset: 2130, NextOffset: 2275
     testutil.go:509: Offset: 1814, NextOffset: 1959
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 384, NextOffset: 674
-    testutil.go:509: Offset: 172, NextOffset: 462
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48456 97553]
-    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 48462 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96584 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48462,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48462,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":467,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":800,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1466,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1503,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":348,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":680,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":717,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1047,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1084,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1414,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1451,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1747,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1784,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2114,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2151,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty5] vs [foo foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty3 foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1466, NextOffset: 1503
-    testutil.go:509: Offset: 1747, NextOffset: 1784
-    testutil.go:509: Offset: 1503, NextOffset: 1799
-    testutil.go:509: Offset: 1784, NextOffset: 2114
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3] vs [.no.prefetch.landmark foo_empty foo2 foo3 foo4 foo5 foo foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1799, NextOffset: 1836
     testutil.go:509: Offset: 2114, NextOffset: 2151
     testutil.go:509: Offset: 1836, NextOffset: 1981
     testutil.go:509: Offset: 2151, NextOffset: 2296
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 348, NextOffset: 385
-    testutil.go:509: Offset: 172, NextOffset: 467
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48456 in stargz, uncompressed length 68708
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 385, NextOffset: 680
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 97553 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48456,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48456,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48456,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48456,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1133, NextOffset: 1170
-    testutil.go:509: Offset: 1414, NextOffset: 1451
-    testutil.go:509: Offset: 1170, NextOffset: 1466
-    testutil.go:509: Offset: 1451, NextOffset: 1747
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 467, NextOffset: 504
     testutil.go:509: Offset: 680, NextOffset: 717
     testutil.go:509: Offset: 504, NextOffset: 800
     testutil.go:509: Offset: 717, NextOffset: 1047
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 800, NextOffset: 837
     testutil.go:509: Offset: 1047, NextOffset: 1084
     testutil.go:509: Offset: 837, NextOffset: 1133
     testutil.go:509: Offset: 1084, NextOffset: 1414
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty3 foo_empty4 foo_empty5] vs [foo_empty3 foo4 foo_empty5 foo2 foo3 foo_empty4 foo5 foo6 foo foo_empty foo_empty2]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1133, NextOffset: 1170
+    testutil.go:509: Offset: 1414, NextOffset: 1451
+    testutil.go:509: Offset: 1170, NextOffset: 1466
+    testutil.go:509: Offset: 1451, NextOffset: 1747
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 348, NextOffset: 385
     testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 385, NextOffset: 680
+    testutil.go:509: Offset: 348, NextOffset: 385
     testutil.go:509: Offset: 172, NextOffset: 467
+    testutil.go:509: Offset: 385, NextOffset: 680
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1466, NextOffset: 1503
+    testutil.go:509: Offset: 1747, NextOffset: 1784
+    testutil.go:509: Offset: 1503, NextOffset: 1799
+    testutil.go:509: Offset: 1784, NextOffset: 2114
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo4 foo5 foo foo_empty2 foo_empty3 foo_empty4 foo_empty5] vs [foo foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 680, NextOffset: 717
     testutil.go:509: Offset: 467, NextOffset: 504
     testutil.go:509: Offset: 717, NextOffset: 1047
     testutil.go:509: Offset: 504, NextOffset: 800
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1047, NextOffset: 1084
     testutil.go:509: Offset: 800, NextOffset: 837
@@ -133494,28 +134730,45 @@
     testutil.go:509: Offset: 1466, NextOffset: 1503
     testutil.go:509: Offset: 1784, NextOffset: 2114
     testutil.go:509: Offset: 1503, NextOffset: 1799
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 348, NextOffset: 385
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 385, NextOffset: 680
+    testutil.go:509: Offset: 172, NextOffset: 467
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2114, NextOffset: 2151
     testutil.go:509: Offset: 1799, NextOffset: 1836
     testutil.go:509: Offset: 2151, NextOffset: 2296
     testutil.go:509: Offset: 1836, NextOffset: 1981
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48462 97561]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48462 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97561 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48462,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48462,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo4 foo5 foo6] vs [foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo3 foo4 foo6 foo_empty foo_empty2 foo_empty3 foo_empty4]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty5 foo foo_empty3 foo_empty4 foo6] vs [foo6 .no.prefetch.landmark foo foo_empty2 foo5 foo_empty5 foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
@@ -133527,9 +134780,6 @@
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
@@ -133537,26 +134787,44 @@
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48456 96576]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo3 foo4 foo6] vs [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo4 foo5 foo6]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty2 foo5 foo_empty5 foo_empty] vs [foo foo_empty3 foo_empty4 foo6 foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
@@ -133567,161 +134835,138 @@
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48456 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96576 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48456,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48456,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48456,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48456,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty4 foo] vs [foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo4 foo6 foo2 foo_empty3 foo_empty4]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo4 foo_empty5 foo6 foo2 foo_empty3 foo_empty4 foo5] vs [foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo5 foo foo3]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48462 96584]
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo4 foo6 foo2 foo_empty3 foo_empty4 foo5] vs [foo2 foo_empty4 foo foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo_empty]
+    testutil.go:401: Directory: "" vs "": [foo foo3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo5] vs [foo_empty2 foo3 foo4 foo_empty5 foo6 foo2 foo_empty3 foo_empty4 foo5 foo foo_empty]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 48462 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96584 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48462,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48462,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48461 97562]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48461 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97562 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48461,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48461,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48461,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48461,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo2 foo3 foo_empty4 foo_empty5 foo_empty foo_empty2 foo_empty3 foo4 foo5] vs [foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo4 foo5 .no.prefetch.landmark foo3]
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty4 foo_empty5 foo6 foo foo_empty foo3 foo_empty3 foo4 foo5] vs [foo5 foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty4]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
@@ -133732,88 +134977,103 @@
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo4 foo5 .no.prefetch.landmark foo3 foo_empty3 foo_empty4 foo_empty5 foo6] vs [foo2 foo3 foo_empty4 foo_empty5 foo_empty foo_empty2 foo_empty3 foo4 foo5 foo6 foo]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty4 foo5 foo foo2] vs [foo_empty2 foo_empty4 foo_empty5 foo6 foo foo_empty foo3 foo_empty3 foo4 foo5 foo2]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48462 97562]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48462 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97562 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48462,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48462,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo4 foo_empty4 foo6 foo foo2 foo3 foo_empty3 foo5 foo_empty5] vs [foo_empty4 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty foo4]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo5 foo foo_empty foo2 foo3 foo_empty4 foo_empty5 foo6 foo_empty2 foo_empty3 foo4] vs [foo3 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo_empty4 foo6 foo foo_empty foo2]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48461 96585]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
@@ -133824,169 +135084,167 @@
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:509: Offset: 4871, NextOffset: 6464
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty foo4 foo_empty4] vs [foo_empty2 foo4 foo_empty4 foo6 foo foo2 foo3 foo_empty3 foo5 foo_empty5 foo_empty]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo_empty4 foo6 foo foo_empty foo2 foo3] vs [foo_empty2 foo_empty3 foo4 foo5 foo foo_empty foo2 foo3 foo_empty4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48461 in stargz, uncompressed length 67584
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48462 96585]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48462 in stargz, uncompressed length 67584
     testutil.go:2349:   [2] at 96585 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48461,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48461,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48462,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48461,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48461,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48462,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo foo2 foo4 foo5 foo6] vs [foo3 foo_empty3 .no.prefetch.landmark foo foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo2 foo3 foo_empty5] vs [.no.prefetch.landmark foo foo_empty foo_empty3 foo_empty4 foo5 foo2 foo_empty2 foo3 foo4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo3 foo_empty3 .no.prefetch.landmark foo foo_empty2 foo4] vs [foo foo2 foo4 foo5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty3 foo_empty4 foo5 foo2 foo_empty2] vs [foo foo_empty foo2 foo3 foo_empty5 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48461 97562]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48460 97559]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 48461 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97562 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48460 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97559 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48461,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48461,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48460,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48461,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48461,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48460,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
@@ -133994,24 +135252,18 @@
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo5 foo foo_empty3 foo4 foo_empty4 foo_empty5 foo6] vs [foo_empty foo_empty3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo4 foo_empty4 foo_empty5 foo_empty2 foo3 foo_empty3 foo5 foo6] vs [foo foo2 foo_empty2 foo_empty3 foo6 .no.prefetch.landmark foo_empty foo3 foo4 foo_empty4 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
@@ -134019,27 +135271,49 @@
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty3 foo6 .no.prefetch.landmark foo_empty foo3 foo4 foo_empty4 foo5 foo_empty5 foo] vs [foo_empty3 foo5 foo6 foo foo_empty foo2 foo4 foo_empty4 foo_empty5 foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty5 foo6 foo_empty foo_empty3 foo4 foo_empty4 foo5] vs [foo foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo5]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
@@ -134051,181 +135325,175 @@
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48461 96585]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48461 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96585 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48461,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48461,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48461,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48461,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty4 foo6 foo foo_empty foo_empty3 foo4 foo5 foo_empty5] vs [foo_empty2 foo3 foo4 foo5 foo_empty5 foo foo_empty foo2 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty4 foo5 foo6 foo foo3 foo_empty3 foo4 foo_empty5 foo_empty foo2] vs [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo5 foo6 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48460 96582]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 .no.prefetch.landmark foo_empty2 foo3 foo4 foo5 foo_empty5 foo foo_empty foo2 foo_empty3] vs [foo2 foo_empty2 foo3 foo_empty4 foo6 foo foo_empty foo_empty3 foo4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 9174
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo5 foo6 foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5] vs [foo foo3 foo_empty3 foo4 foo_empty5 foo_empty foo2 foo_empty2 foo_empty4 foo5 foo6]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 48460 in stargz, uncompressed length 67584
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 96582 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48460,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 3204
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48460,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo_empty foo3 foo_empty3 foo_empty4 foo5 foo6 foo foo2 foo_empty2 foo4] vs [foo2 foo_empty2 foo3 foo4 foo5 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo_empty5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo foo_empty] vs [foo foo_empty2 foo3 foo_empty3 foo4 foo5 .no.prefetch.landmark foo_empty foo2 foo_empty4 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6990, NextOffset: 8555
     testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty3 foo_empty4 foo_empty5 foo6] vs [foo2 foo_empty2 foo4 foo_empty5 foo_empty foo3 foo_empty3 foo_empty4 foo5 foo6 foo]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty4 foo_empty5 foo6 foo foo_empty2 foo3 foo_empty3 foo4 foo5] vs [foo_empty3 foo foo_empty foo4 foo_empty4 foo5 foo_empty5 foo6 foo2 foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
@@ -134236,7 +135504,12 @@
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
@@ -134244,55 +135517,48 @@
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48462 97564]
-    testutil.go:2330: got gzip streams:
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48460 97559]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48462 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48460 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97559 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48462,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48460,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48462,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48460,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo6 foo_empty foo2 foo_empty4 foo5 foo_empty5 foo foo_empty2] vs [foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo_empty3 foo4 foo_empty foo2 foo3]
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2] vs [foo6 foo foo_empty foo3 foo_empty3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo2 foo_empty2 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
@@ -134304,39 +135570,20 @@
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo foo_empty2 foo_empty3 foo4 foo_empty foo2 foo3 foo_empty4 foo5 foo_empty5] vs [foo_empty5 foo foo_empty2 foo3 foo_empty3 foo4 foo6 foo_empty foo2 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 .no.prefetch.landmark foo2 foo_empty2 foo_empty5 foo6 foo foo_empty foo3 foo_empty3] vs [foo_empty2 foo3 foo_empty3 foo foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
@@ -134348,41 +135595,50 @@
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 3204
     testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48462 96587]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48460 96582]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48462 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96587 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48460 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96582 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48462,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48460,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48462,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48462,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48460,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo_empty2 foo3 foo4 foo foo_empty foo2 foo_empty3 foo_empty4] vs [foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty3 foo5 foo foo_empty foo_empty2 foo3]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty foo2] vs [foo_empty3 foo4 foo5 foo2 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -134394,13 +135650,6 @@
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
@@ -134408,8 +135657,25 @@
     testutil.go:509: Offset: 8592, NextOffset: 9174
     testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty3 foo5 foo foo_empty foo_empty2 foo3 foo4] vs [foo5 foo_empty5 foo6 foo_empty2 foo3 foo4 foo foo_empty foo2 foo_empty3 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo2 foo_empty4] vs [foo foo_empty foo2 foo_empty5 foo6 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -134422,11 +135688,22 @@
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
+    testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
@@ -134434,237 +135711,258 @@
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48460 97561]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48460 97559]
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty3 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5] vs [foo foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo6]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo5 foo6 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty] vs [foo6 foo_empty foo2 foo_empty3 foo_empty4 foo5 .no.prefetch.landmark foo foo_empty2 foo3 foo4 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2184, NextOffset: 3749
     testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 8555, NextOffset: 8592
-    testutil.go:509: Offset: 9696, NextOffset: 9733
-    testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:509: Offset: 9733, NextOffset: 10315
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo6 foo foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty] vs [foo_empty3 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo foo2]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8103, NextOffset: 9696
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [1] at 48460 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97561 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [2] at 97559 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48460,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48460,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 8555, NextOffset: 8592
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48460,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 9696, NextOffset: 9733
+    testutil.go:509: Offset: 8592, NextOffset: 9174
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1763: On "foo22": got preread of "foo2"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:509: Offset: 9733, NextOffset: 10315
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty2 foo3 foo4 foo_empty5 foo6 foo_empty foo2 foo_empty3 foo_empty4 foo5] vs [foo5 foo6 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty foo2 foo3]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":545,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":582,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":2147,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":2184,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":3749,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":3786,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":5351,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":5388,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":6953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":6990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":8555,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":8592,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":1602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":1639,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":3204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":3241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":4834,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":4871,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":6464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":6501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":8066,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":8103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":9696,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":9733,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo6 foo foo3 foo_empty4 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo_empty3] vs [foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo3 foo5 foo_empty5 foo_empty foo_empty2]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 2147, NextOffset: 2184
-    testutil.go:509: Offset: 3204, NextOffset: 3241
-    testutil.go:509: Offset: 2184, NextOffset: 3749
-    testutil.go:509: Offset: 3241, NextOffset: 4834
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo4 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo_empty3 foo_empty5] vs [foo5 foo6 foo2 foo_empty2 foo3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty3 foo_empty4]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 3749, NextOffset: 3786
+    testutil.go:509: Offset: 4834, NextOffset: 4871
+    testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 5351, NextOffset: 5388
     testutil.go:509: Offset: 6464, NextOffset: 6501
     testutil.go:509: Offset: 5388, NextOffset: 6953
     testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 6953, NextOffset: 6990
+    testutil.go:509: Offset: 8066, NextOffset: 8103
+    testutil.go:509: Offset: 6990, NextOffset: 8555
+    testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8592, NextOffset: 9174
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 9733, NextOffset: 10315
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 3749, NextOffset: 3786
-    testutil.go:509: Offset: 4834, NextOffset: 4871
-    testutil.go:509: Offset: 3786, NextOffset: 5351
-    testutil.go:509: Offset: 4871, NextOffset: 6464
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 6953, NextOffset: 6990
-    testutil.go:509: Offset: 8066, NextOffset: 8103
-    testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:509: Offset: 8103, NextOffset: 9696
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 2147, NextOffset: 2184
+    testutil.go:509: Offset: 3204, NextOffset: 3241
+    testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo2 foo3 foo5 foo_empty5 foo_empty foo_empty2 foo_empty3] vs [foo2 foo_empty2 foo_empty3 foo4 foo6 foo foo3 foo_empty4 foo5 foo_empty5 foo_empty]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 6464, NextOffset: 6501
-    testutil.go:509: Offset: 5351, NextOffset: 5388
-    testutil.go:509: Offset: 6501, NextOffset: 8066
-    testutil.go:509: Offset: 5388, NextOffset: 6953
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo2 foo_empty2 foo3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty3 foo_empty4] vs [foo foo2 foo3 foo4 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo_empty3 foo_empty5]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 9696, NextOffset: 9733
     testutil.go:509: Offset: 8555, NextOffset: 8592
     testutil.go:509: Offset: 9733, NextOffset: 10315
     testutil.go:509: Offset: 8592, NextOffset: 9174
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 3204
-    testutil.go:509: Offset: 582, NextOffset: 2147
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 3204, NextOffset: 3241
     testutil.go:509: Offset: 2147, NextOffset: 2184
     testutil.go:509: Offset: 3241, NextOffset: 4834
     testutil.go:509: Offset: 2184, NextOffset: 3749
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 4834, NextOffset: 4871
     testutil.go:509: Offset: 3749, NextOffset: 3786
     testutil.go:509: Offset: 4871, NextOffset: 6464
     testutil.go:509: Offset: 3786, NextOffset: 5351
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 6464, NextOffset: 6501
+    testutil.go:509: Offset: 5351, NextOffset: 5388
+    testutil.go:509: Offset: 6501, NextOffset: 8066
+    testutil.go:509: Offset: 5388, NextOffset: 6953
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 3204
+    testutil.go:509: Offset: 582, NextOffset: 2147
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 8066, NextOffset: 8103
     testutil.go:509: Offset: 6953, NextOffset: 6990
     testutil.go:509: Offset: 8103, NextOffset: 9696
     testutil.go:509: Offset: 6990, NextOffset: 8555
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48460 96584]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48460 96582]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
     testutil.go:2349:   [1] at 48460 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96584 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [2] at 96582 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48460,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48460,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48460,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48464 97564]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48464 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48464,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48464,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48464,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48464,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo6 foo foo_empty foo_empty2 foo_empty3 foo5 foo_empty5 foo2] vs [foo_empty foo_empty2 foo_empty3 foo4 foo5 foo6 foo2 foo3 foo_empty4 foo_empty5 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo5 foo6 foo foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5] vs [foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty4 foo6 foo2]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 762, NextOffset: 799
     testutil.go:509: Offset: 943, NextOffset: 980
     testutil.go:509: Offset: 799, NextOffset: 928
     testutil.go:509: Offset: 980, NextOffset: 1143
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 965, NextOffset: 1050
+    testutil.go:509: Offset: 1180, NextOffset: 1265
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:509: Offset: 243, NextOffset: 373
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 260, NextOffset: 297
     testutil.go:509: Offset: 373, NextOffset: 410
@@ -134675,27 +135973,15 @@
     testutil.go:509: Offset: 573, NextOffset: 610
     testutil.go:509: Offset: 463, NextOffset: 594
     testutil.go:509: Offset: 610, NextOffset: 775
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 594, NextOffset: 631
     testutil.go:509: Offset: 775, NextOffset: 812
     testutil.go:509: Offset: 631, NextOffset: 762
     testutil.go:509: Offset: 812, NextOffset: 943
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 965, NextOffset: 1050
-    testutil.go:509: Offset: 1180, NextOffset: 1265
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:509: Offset: 243, NextOffset: 373
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo4 foo5 foo6 foo2 foo3 foo_empty4 foo_empty5] vs [foo_empty5 foo2 foo3 foo4 foo_empty4 foo6 foo foo_empty foo_empty2 foo_empty3 foo5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty4 foo6 foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo] vs [foo_empty4 foo_empty5 foo_empty foo_empty2 foo5 foo6 foo foo2 foo3 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 775, NextOffset: 812
     testutil.go:509: Offset: 594, NextOffset: 631
@@ -134706,6 +135992,14 @@
     testutil.go:509: Offset: 762, NextOffset: 799
     testutil.go:509: Offset: 980, NextOffset: 1143
     testutil.go:509: Offset: 799, NextOffset: 928
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 206, NextOffset: 243
+    testutil.go:509: Offset: 93, NextOffset: 130
+    testutil.go:509: Offset: 243, NextOffset: 373
+    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1143, NextOffset: 1180
     testutil.go:509: Offset: 928, NextOffset: 965
@@ -134716,143 +136010,145 @@
     testutil.go:509: Offset: 260, NextOffset: 297
     testutil.go:509: Offset: 410, NextOffset: 573
     testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 573, NextOffset: 610
     testutil.go:509: Offset: 426, NextOffset: 463
     testutil.go:509: Offset: 610, NextOffset: 775
     testutil.go:509: Offset: 463, NextOffset: 594
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 206, NextOffset: 243
-    testutil.go:509: Offset: 93, NextOffset: 130
-    testutil.go:509: Offset: 243, NextOffset: 373
-    testutil.go:509: Offset: 130, NextOffset: 260
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48460 97561]
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48464 96587]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48460 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97561 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48464 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96587 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48460,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48464,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48464,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48460,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48464,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48464,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo_empty5 foo6 foo foo2 foo4 foo_empty4 foo5] vs [foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo3 foo6]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty foo3 foo4] vs [foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo3 foo_empty3 foo5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:509: Offset: 246, NextOffset: 378
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 434, NextOffset: 471
     testutil.go:509: Offset: 582, NextOffset: 619
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 471, NextOffset: 603
     testutil.go:509: Offset: 619, NextOffset: 785
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 809, NextOffset: 940
+    testutil.go:509: Offset: 991, NextOffset: 1156
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 940, NextOffset: 977
     testutil.go:509: Offset: 1156, NextOffset: 1193
     testutil.go:509: Offset: 977, NextOffset: 1062
     testutil.go:509: Offset: 1193, NextOffset: 1278
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 301, NextOffset: 434
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:509: Offset: 822, NextOffset: 954
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 .no.prefetch.landmark foo2 foo3 foo6 foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty4] vs [foo2 foo4 foo_empty4 foo5 foo_empty foo_empty2 foo3 foo_empty3 foo_empty5 foo6 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo3 foo_empty3 foo5 foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo_empty5] vs [foo_empty3 foo5 foo_empty5 foo6 foo foo_empty foo3 foo4 foo_empty4 foo2 foo_empty2]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 785, NextOffset: 822
     testutil.go:509: Offset: 603, NextOffset: 640
     testutil.go:509: Offset: 822, NextOffset: 954
     testutil.go:509: Offset: 640, NextOffset: 772
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1156, NextOffset: 1193
+    testutil.go:509: Offset: 940, NextOffset: 977
+    testutil.go:509: Offset: 1193, NextOffset: 1278
+    testutil.go:509: Offset: 977, NextOffset: 1062
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 619, NextOffset: 785
+    testutil.go:509: Offset: 471, NextOffset: 603
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 954, NextOffset: 991
     testutil.go:509: Offset: 772, NextOffset: 809
     testutil.go:509: Offset: 991, NextOffset: 1156
     testutil.go:509: Offset: 809, NextOffset: 940
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 378, NextOffset: 415
     testutil.go:509: Offset: 264, NextOffset: 301
     testutil.go:509: Offset: 415, NextOffset: 582
     testutil.go:509: Offset: 301, NextOffset: 434
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 619, NextOffset: 785
-    testutil.go:509: Offset: 471, NextOffset: 603
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1156, NextOffset: 1193
-    testutil.go:509: Offset: 940, NextOffset: 977
-    testutil.go:509: Offset: 1193, NextOffset: 1278
-    testutil.go:509: Offset: 977, NextOffset: 1062
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48460 96584]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48464 97564]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48460 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96584 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48464 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97564 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48460,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48464,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48464,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48460,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48460,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48464,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48464,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo_empty5 foo_empty foo_empty3 foo6 foo foo2 foo_empty2 foo3] vs [foo_empty2 foo3 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo4 foo_empty4 foo5 foo_empty]
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo4 foo5 foo_empty foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6] vs [foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty3 foo4 foo5 .no.prefetch.landmark foo foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 931, NextOffset: 968
     testutil.go:509: Offset: 1150, NextOffset: 1187
@@ -134868,7 +136164,6 @@
     testutil.go:509: Offset: 374, NextOffset: 411
     testutil.go:509: Offset: 297, NextOffset: 428
     testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 428, NextOffset: 465
     testutil.go:509: Offset: 577, NextOffset: 614
@@ -134879,121 +136174,120 @@
     testutil.go:509: Offset: 780, NextOffset: 817
     testutil.go:509: Offset: 633, NextOffset: 763
     testutil.go:509: Offset: 817, NextOffset: 947
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 763, NextOffset: 800
     testutil.go:509: Offset: 947, NextOffset: 984
     testutil.go:509: Offset: 800, NextOffset: 931
     testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo4 foo_empty4 foo5 foo_empty foo_empty2 foo3 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo] vs [foo4 foo_empty4 foo5 foo_empty5 foo_empty foo_empty3 foo6 foo foo2 foo_empty2 foo3]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo_empty foo2 foo_empty3 foo4 foo5 .no.prefetch.landmark foo foo_empty2 foo3 foo_empty4] vs [foo_empty5 foo6 foo foo2 foo3 foo4 foo5 foo_empty foo_empty2 foo_empty3 foo_empty4]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:509: Offset: 131, NextOffset: 260
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 577, NextOffset: 614
     testutil.go:509: Offset: 428, NextOffset: 465
     testutil.go:509: Offset: 614, NextOffset: 780
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1150, NextOffset: 1187
     testutil.go:509: Offset: 931, NextOffset: 968
     testutil.go:509: Offset: 1187, NextOffset: 1272
     testutil.go:509: Offset: 968, NextOffset: 1053
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 245, NextOffset: 374
-    testutil.go:509: Offset: 131, NextOffset: 260
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 374, NextOffset: 411
     testutil.go:509: Offset: 260, NextOffset: 297
     testutil.go:509: Offset: 411, NextOffset: 577
     testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 780, NextOffset: 817
     testutil.go:509: Offset: 596, NextOffset: 633
     testutil.go:509: Offset: 817, NextOffset: 947
     testutil.go:509: Offset: 633, NextOffset: 763
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 947, NextOffset: 984
     testutil.go:509: Offset: 763, NextOffset: 800
     testutil.go:509: Offset: 984, NextOffset: 1150
     testutil.go:509: Offset: 800, NextOffset: 931
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48459 97560]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48464 96587]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48459 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97560 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 48464 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96587 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48459,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48459,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48464,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48464,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48459,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48459,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48464,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48464,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo_empty foo_empty3 foo_empty4 foo5 foo6 foo foo2 foo_empty2 foo3 foo4] vs [foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo4 foo_empty4 foo6 foo foo_empty foo3 foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo_empty foo3 foo_empty4 foo5 foo2 foo_empty2 foo_empty3 foo4] vs [foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty foo3 foo5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 97, NextOffset: 134
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 134, NextOffset: 266
     testutil.go:509: Offset: 248, NextOffset: 380
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 782, NextOffset: 819
+    testutil.go:509: Offset: 959, NextOffset: 996
+    testutil.go:509: Offset: 819, NextOffset: 953
+    testutil.go:509: Offset: 996, NextOffset: 1164
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 266, NextOffset: 303
     testutil.go:509: Offset: 380, NextOffset: 417
     testutil.go:509: Offset: 303, NextOffset: 438
     testutil.go:509: Offset: 417, NextOffset: 583
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 475, NextOffset: 610
-    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 610, NextOffset: 647
     testutil.go:509: Offset: 787, NextOffset: 824
     testutil.go:509: Offset: 647, NextOffset: 782
     testutil.go:509: Offset: 824, NextOffset: 959
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 782, NextOffset: 819
-    testutil.go:509: Offset: 959, NextOffset: 996
-    testutil.go:509: Offset: 819, NextOffset: 953
-    testutil.go:509: Offset: 996, NextOffset: 1164
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 953, NextOffset: 990
     testutil.go:509: Offset: 1164, NextOffset: 1201
     testutil.go:509: Offset: 990, NextOffset: 1075
     testutil.go:509: Offset: 1201, NextOffset: 1286
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo_empty4 foo6 foo foo_empty foo3 foo_empty3 foo5 foo_empty5 .no.prefetch.landmark foo2] vs [foo_empty2 foo3 foo4 foo_empty5 foo_empty foo_empty3 foo_empty4 foo5 foo6 foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty foo3 foo5 foo6] vs [foo_empty3 foo4 foo_empty5 foo6 foo foo_empty foo3 foo_empty4 foo5 foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 610, NextOffset: 647
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:509: Offset: 647, NextOffset: 782
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1201, NextOffset: 1286
-    testutil.go:509: Offset: 990, NextOffset: 1075
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 97, NextOffset: 134
@@ -135005,50 +136299,81 @@
     testutil.go:509: Offset: 438, NextOffset: 475
     testutil.go:509: Offset: 620, NextOffset: 787
     testutil.go:509: Offset: 475, NextOffset: 610
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 959, NextOffset: 996
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 996, NextOffset: 1164
     testutil.go:509: Offset: 819, NextOffset: 953
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 1201, NextOffset: 1286
+    testutil.go:509: Offset: 990, NextOffset: 1075
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 380, NextOffset: 417
     testutil.go:509: Offset: 266, NextOffset: 303
     testutil.go:509: Offset: 417, NextOffset: 583
     testutil.go:509: Offset: 303, NextOffset: 438
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 610, NextOffset: 647
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:509: Offset: 647, NextOffset: 782
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48459 96583]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48463 97563]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48459 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96583 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 48463 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 97563 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48459,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48459,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48463,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48463,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48459,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48459,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48463,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48463,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48463 96586]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":93,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":426,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":463,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":631,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":762,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":928,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":965,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":243,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":410,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":573,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":812,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":943,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":980,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1143,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1180,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty4 foo6 foo foo_empty foo_empty2 foo_empty3 foo4 foo5 foo_empty5] vs [foo_empty4 foo_empty foo2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo foo_empty foo_empty2 foo_empty4] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo foo3 foo4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 373, NextOffset: 410
+    testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:509: Offset: 410, NextOffset: 573
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 426, NextOffset: 463
+    testutil.go:509: Offset: 573, NextOffset: 610
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48463 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96586 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48463,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48463,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48463,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48463,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 463, NextOffset: 594
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 610, NextOffset: 775
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 594, NextOffset: 631
@@ -135061,17 +136386,6 @@
     testutil.go:509: Offset: 799, NextOffset: 928
     testutil.go:509: Offset: 980, NextOffset: 1143
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 373, NextOffset: 410
-    testutil.go:509: Offset: 297, NextOffset: 426
-    testutil.go:509: Offset: 410, NextOffset: 573
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 426, NextOffset: 463
-    testutil.go:509: Offset: 573, NextOffset: 610
-    testutil.go:509: Offset: 463, NextOffset: 594
-    testutil.go:509: Offset: 610, NextOffset: 775
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 928, NextOffset: 965
     testutil.go:509: Offset: 1143, NextOffset: 1180
@@ -135084,99 +136398,75 @@
     testutil.go:509: Offset: 243, NextOffset: 373
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo_empty foo2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2] vs [foo2 foo3 foo_empty4 foo6 foo foo_empty foo_empty2 foo_empty3 foo4 foo5 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo_empty4 foo5 foo foo3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2] vs [foo_empty foo_empty2 foo_empty4 foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 206, NextOffset: 243
     testutil.go:509: Offset: 93, NextOffset: 130
     testutil.go:509: Offset: 243, NextOffset: 373
     testutil.go:509: Offset: 130, NextOffset: 260
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 573, NextOffset: 610
     testutil.go:509: Offset: 426, NextOffset: 463
     testutil.go:509: Offset: 610, NextOffset: 775
     testutil.go:509: Offset: 463, NextOffset: 594
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 775, NextOffset: 812
     testutil.go:509: Offset: 594, NextOffset: 631
     testutil.go:509: Offset: 812, NextOffset: 943
     testutil.go:509: Offset: 631, NextOffset: 762
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 928, NextOffset: 965
+    testutil.go:509: Offset: 1180, NextOffset: 1265
+    testutil.go:509: Offset: 965, NextOffset: 1050
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 373, NextOffset: 410
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 260, NextOffset: 297
     testutil.go:509: Offset: 410, NextOffset: 573
     testutil.go:509: Offset: 297, NextOffset: 426
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 943, NextOffset: 980
     testutil.go:509: Offset: 762, NextOffset: 799
     testutil.go:509: Offset: 980, NextOffset: 1143
     testutil.go:509: Offset: 799, NextOffset: 928
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1143, NextOffset: 1180
-    testutil.go:509: Offset: 928, NextOffset: 965
-    testutil.go:509: Offset: 1180, NextOffset: 1265
-    testutil.go:509: Offset: 965, NextOffset: 1050
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48463 97565]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48463 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97565 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48463,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48463,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48463,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48463,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":264,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":301,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":603,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":640,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":940,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":582,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":954,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":991,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1156,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo2 foo4 foo_empty4] vs [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo5 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo foo2 foo5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4] vs [foo_empty5 foo_empty foo2 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty2 foo3 foo_empty3 foo4 foo5]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 132, NextOffset: 264
+    testutil.go:509: Offset: 246, NextOffset: 378
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:509: Offset: 415, NextOffset: 582
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 772, NextOffset: 809
     testutil.go:509: Offset: 954, NextOffset: 991
     testutil.go:509: Offset: 809, NextOffset: 940
     testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 940, NextOffset: 977
     testutil.go:509: Offset: 1156, NextOffset: 1193
     testutil.go:509: Offset: 977, NextOffset: 1062
     testutil.go:509: Offset: 1193, NextOffset: 1278
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 301, NextOffset: 434
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 603, NextOffset: 640
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 640, NextOffset: 772
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 822, NextOffset: 954
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:509: Offset: 246, NextOffset: 378
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
@@ -135185,110 +136475,117 @@
     testutil.go:509: Offset: 471, NextOffset: 603
     testutil.go:509: Offset: 619, NextOffset: 785
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 603, NextOffset: 640
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 640, NextOffset: 772
+    testutil.go:509: Offset: 822, NextOffset: 954
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo5 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2] vs [foo_empty5 foo6 foo2 foo4 foo_empty4 foo foo_empty foo_empty2 foo3 foo_empty3 foo5]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo2 foo_empty4 foo6] vs [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo2 foo5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 95, NextOffset: 132
     testutil.go:509: Offset: 246, NextOffset: 378
     testutil.go:509: Offset: 132, NextOffset: 264
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 264, NextOffset: 301
-    testutil.go:509: Offset: 415, NextOffset: 582
-    testutil.go:509: Offset: 301, NextOffset: 434
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 434, NextOffset: 471
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 619, NextOffset: 785
     testutil.go:509: Offset: 471, NextOffset: 603
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 954, NextOffset: 991
-    testutil.go:509: Offset: 772, NextOffset: 809
-    testutil.go:509: Offset: 991, NextOffset: 1156
-    testutil.go:509: Offset: 809, NextOffset: 940
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 785, NextOffset: 822
     testutil.go:509: Offset: 603, NextOffset: 640
     testutil.go:509: Offset: 822, NextOffset: 954
     testutil.go:509: Offset: 640, NextOffset: 772
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 954, NextOffset: 991
+    testutil.go:509: Offset: 772, NextOffset: 809
+    testutil.go:509: Offset: 991, NextOffset: 1156
+    testutil.go:509: Offset: 809, NextOffset: 940
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 264, NextOffset: 301
+    testutil.go:509: Offset: 415, NextOffset: 582
+    testutil.go:509: Offset: 301, NextOffset: 434
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1156, NextOffset: 1193
     testutil.go:509: Offset: 940, NextOffset: 977
     testutil.go:509: Offset: 1193, NextOffset: 1278
     testutil.go:509: Offset: 977, NextOffset: 1062
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48463 96588]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48100 96223]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48463 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96588 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48100 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96223 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48463,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48463,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48100,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48463,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48463,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48100,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":260,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":297,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":428,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":465,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":596,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":633,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":800,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":968,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":577,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":614,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":780,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":817,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":984,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1150,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1187,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo foo_empty2 foo_empty4] vs [foo2 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty4 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo foo_empty foo_empty3 foo5 foo6] vs [foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo4 foo5 foo2 foo3 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 260, NextOffset: 297
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:509: Offset: 614, NextOffset: 780
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 596, NextOffset: 633
     testutil.go:509: Offset: 780, NextOffset: 817
     testutil.go:509: Offset: 633, NextOffset: 763
     testutil.go:509: Offset: 817, NextOffset: 947
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 131, NextOffset: 260
+    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 763, NextOffset: 800
     testutil.go:509: Offset: 947, NextOffset: 984
     testutil.go:509: Offset: 800, NextOffset: 931
     testutil.go:509: Offset: 984, NextOffset: 1150
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 931, NextOffset: 968
     testutil.go:509: Offset: 1150, NextOffset: 1187
     testutil.go:509: Offset: 968, NextOffset: 1053
     testutil.go:509: Offset: 1187, NextOffset: 1272
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 131, NextOffset: 260
-    testutil.go:509: Offset: 245, NextOffset: 374
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo_empty3 foo4 foo5 foo2 foo3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark] vs [foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo foo_empty foo_empty3 foo5 foo6]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:509: Offset: 614, NextOffset: 780
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty4 foo_empty5] vs [foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo foo_empty2 foo_empty4]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 780, NextOffset: 817
     testutil.go:509: Offset: 596, NextOffset: 633
@@ -135299,6 +136596,18 @@
     testutil.go:509: Offset: 763, NextOffset: 800
     testutil.go:509: Offset: 984, NextOffset: 1150
     testutil.go:509: Offset: 800, NextOffset: 931
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 374, NextOffset: 411
+    testutil.go:509: Offset: 260, NextOffset: 297
+    testutil.go:509: Offset: 411, NextOffset: 577
+    testutil.go:509: Offset: 297, NextOffset: 428
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 577, NextOffset: 614
+    testutil.go:509: Offset: 428, NextOffset: 465
+    testutil.go:509: Offset: 614, NextOffset: 780
+    testutil.go:509: Offset: 465, NextOffset: 596
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1150, NextOffset: 1187
     testutil.go:509: Offset: 931, NextOffset: 968
@@ -135310,98 +136619,80 @@
     testutil.go:509: Offset: 245, NextOffset: 374
     testutil.go:509: Offset: 131, NextOffset: 260
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 577, NextOffset: 614
-    testutil.go:509: Offset: 428, NextOffset: 465
-    testutil.go:509: Offset: 614, NextOffset: 780
-    testutil.go:509: Offset: 465, NextOffset: 596
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 374, NextOffset: 411
-    testutil.go:509: Offset: 260, NextOffset: 297
-    testutil.go:509: Offset: 411, NextOffset: 577
-    testutil.go:509: Offset: 297, NextOffset: 428
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48463 97565]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48100 96208]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo foo_empty3 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4] vs [foo_empty3 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 266, NextOffset: 303
-    testutil.go:509: Offset: 380, NextOffset: 417
-    testutil.go:509: Offset: 303, NextOffset: 438
-    testutil.go:509: Offset: 417, NextOffset: 583
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 438, NextOffset: 475
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 475, NextOffset: 610
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 48463 in stargz, uncompressed length 68708
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 620, NextOffset: 787
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 97565 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48100 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96208 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48463,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48463,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48100,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48463,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48463,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48100,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":266,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":303,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":953,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":990,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":380,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":417,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":996,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1164,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1201,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo_empty4 foo5] vs [.no.prefetch.landmark foo foo_empty foo_empty4 foo5 foo_empty5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 610, NextOffset: 647
     testutil.go:509: Offset: 787, NextOffset: 824
     testutil.go:509: Offset: 647, NextOffset: 782
     testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 959, NextOffset: 996
     testutil.go:509: Offset: 819, NextOffset: 953
     testutil.go:509: Offset: 996, NextOffset: 1164
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 953, NextOffset: 990
+    testutil.go:509: Offset: 1164, NextOffset: 1201
+    testutil.go:509: Offset: 990, NextOffset: 1075
+    testutil.go:509: Offset: 1201, NextOffset: 1286
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 97, NextOffset: 134
     testutil.go:509: Offset: 211, NextOffset: 248
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 134, NextOffset: 266
     testutil.go:509: Offset: 248, NextOffset: 380
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 266, NextOffset: 303
+    testutil.go:509: Offset: 380, NextOffset: 417
+    testutil.go:509: Offset: 303, NextOffset: 438
+    testutil.go:509: Offset: 417, NextOffset: 583
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 438, NextOffset: 475
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo4 .no.prefetch.landmark foo foo_empty] vs [foo_empty3 foo4 foo_empty5 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2 foo3]
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 953, NextOffset: 990
     testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 990, NextOffset: 1075
+    testutil.go:509: Offset: 953, NextOffset: 990
     testutil.go:509: Offset: 1201, NextOffset: 1286
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo foo_empty3 foo5 foo6] vs [foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 foo foo_empty3 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 990, NextOffset: 1075
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 380, NextOffset: 417
     testutil.go:509: Offset: 266, NextOffset: 303
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 417, NextOffset: 583
     testutil.go:509: Offset: 303, NextOffset: 438
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
@@ -135410,119 +136701,101 @@
     testutil.go:509: Offset: 438, NextOffset: 475
     testutil.go:509: Offset: 620, NextOffset: 787
     testutil.go:509: Offset: 475, NextOffset: 610
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 787, NextOffset: 824
     testutil.go:509: Offset: 610, NextOffset: 647
     testutil.go:509: Offset: 824, NextOffset: 959
     testutil.go:509: Offset: 647, NextOffset: 782
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 97, NextOffset: 134
     testutil.go:509: Offset: 248, NextOffset: 380
     testutil.go:509: Offset: 134, NextOffset: 266
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 959, NextOffset: 996
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 996, NextOffset: 1164
     testutil.go:509: Offset: 819, NextOffset: 953
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 953, NextOffset: 990
-    testutil.go:509: Offset: 1201, NextOffset: 1286
-    testutil.go:509: Offset: 990, NextOffset: 1075
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48463 96588]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48100 96223]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 48463 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96588 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48100 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96223 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48463,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48463,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48100,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48463,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48463,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48100,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":94,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":131,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":641,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":811,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":944,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":981,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":245,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":579,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":616,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1155,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1192,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo foo_empty2 foo4 foo6 foo_empty foo2] vs [foo2 foo_empty2 foo3 foo6 foo foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo2 foo_empty4 foo6] vs [foo3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo_empty2 foo_empty3 foo6 .no.prefetch.landmark foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 263, NextOffset: 300
     testutil.go:509: Offset: 377, NextOffset: 414
     testutil.go:509: Offset: 300, NextOffset: 434
     testutil.go:509: Offset: 414, NextOffset: 579
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 434, NextOffset: 471
-    testutil.go:509: Offset: 579, NextOffset: 616
-    testutil.go:509: Offset: 471, NextOffset: 604
-    testutil.go:509: Offset: 616, NextOffset: 782
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 774, NextOffset: 811
-    testutil.go:509: Offset: 952, NextOffset: 989
-    testutil.go:509: Offset: 811, NextOffset: 944
-    testutil.go:509: Offset: 989, NextOffset: 1155
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 1155, NextOffset: 1192
+    testutil.go:509: Offset: 981, NextOffset: 1066
+    testutil.go:509: Offset: 1192, NextOffset: 1277
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 94, NextOffset: 131
     testutil.go:509: Offset: 208, NextOffset: 245
     testutil.go:509: Offset: 131, NextOffset: 263
     testutil.go:509: Offset: 245, NextOffset: 377
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 434, NextOffset: 471
+    testutil.go:509: Offset: 579, NextOffset: 616
+    testutil.go:509: Offset: 471, NextOffset: 604
+    testutil.go:509: Offset: 616, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 604, NextOffset: 641
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 641, NextOffset: 774
     testutil.go:509: Offset: 819, NextOffset: 952
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 1155, NextOffset: 1192
-    testutil.go:509: Offset: 981, NextOffset: 1066
-    testutil.go:509: Offset: 1192, NextOffset: 1277
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 774, NextOffset: 811
+    testutil.go:509: Offset: 952, NextOffset: 989
+    testutil.go:509: Offset: 811, NextOffset: 944
+    testutil.go:509: Offset: 989, NextOffset: 1155
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo6] vs [foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo foo_empty2 foo4 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo_empty2 foo_empty3 foo6] vs [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo2 foo_empty4 foo6 foo]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 377, NextOffset: 414
     testutil.go:509: Offset: 263, NextOffset: 300
     testutil.go:509: Offset: 414, NextOffset: 579
     testutil.go:509: Offset: 300, NextOffset: 434
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 579, NextOffset: 616
     testutil.go:509: Offset: 434, NextOffset: 471
     testutil.go:509: Offset: 616, NextOffset: 782
     testutil.go:509: Offset: 471, NextOffset: 604
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1155, NextOffset: 1192
-    testutil.go:509: Offset: 944, NextOffset: 981
-    testutil.go:509: Offset: 1192, NextOffset: 1277
-    testutil.go:509: Offset: 981, NextOffset: 1066
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 208, NextOffset: 245
-    testutil.go:509: Offset: 94, NextOffset: 131
-    testutil.go:509: Offset: 245, NextOffset: 377
-    testutil.go:509: Offset: 131, NextOffset: 263
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 604, NextOffset: 641
@@ -135535,41 +136808,47 @@
     testutil.go:509: Offset: 989, NextOffset: 1155
     testutil.go:509: Offset: 811, NextOffset: 944
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 208, NextOffset: 245
+    testutil.go:509: Offset: 94, NextOffset: 131
+    testutil.go:509: Offset: 245, NextOffset: 377
+    testutil.go:509: Offset: 131, NextOffset: 263
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1155, NextOffset: 1192
+    testutil.go:509: Offset: 944, NextOffset: 981
+    testutil.go:509: Offset: 1192, NextOffset: 1277
+    testutil.go:509: Offset: 981, NextOffset: 1066
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48100 96208]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48100 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96208 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48100,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48100,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":96,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":133,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":265,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":302,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":437,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":608,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":645,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":814,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":948,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":985,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":415,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":583,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":620,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":956,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":993,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1160,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1197,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 foo foo_empty foo2 foo_empty2 foo4 foo5 foo_empty5 foo3 foo_empty3] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo4 foo_empty5 foo6 foo2 foo3 foo_empty3 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 265, NextOffset: 302
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 302, NextOffset: 437
-    testutil.go:509: Offset: 415, NextOffset: 583
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 608, NextOffset: 645
-    testutil.go:509: Offset: 787, NextOffset: 824
-    testutil.go:509: Offset: 645, NextOffset: 777
-    testutil.go:509: Offset: 824, NextOffset: 956
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 777, NextOffset: 814
-    testutil.go:509: Offset: 956, NextOffset: 993
-    testutil.go:509: Offset: 814, NextOffset: 948
-    testutil.go:509: Offset: 993, NextOffset: 1160
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 437, NextOffset: 474
-    testutil.go:509: Offset: 583, NextOffset: 620
-    testutil.go:509: Offset: 474, NextOffset: 608
-    testutil.go:509: Offset: 620, NextOffset: 787
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo_empty foo3 foo4 foo2 foo_empty2 foo_empty3 foo_empty4 foo5] vs [foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo6 foo3 foo_empty3]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 948, NextOffset: 985
     testutil.go:509: Offset: 1160, NextOffset: 1197
@@ -135580,89 +136859,112 @@
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 133, NextOffset: 265
     testutil.go:509: Offset: 246, NextOffset: 378
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo2 foo3 foo_empty3 foo_empty4 foo5 .no.prefetch.landmark foo foo_empty foo_empty2 foo4 foo_empty5] vs [foo foo_empty foo2 foo_empty2 foo4 foo5 foo_empty5 foo3 foo_empty3 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 378, NextOffset: 415
-    testutil.go:509: Offset: 265, NextOffset: 302
-    testutil.go:509: Offset: 415, NextOffset: 583
-    testutil.go:509: Offset: 302, NextOffset: 437
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 583, NextOffset: 620
     testutil.go:509: Offset: 437, NextOffset: 474
-    testutil.go:509: Offset: 620, NextOffset: 787
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48463 97565]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 583, NextOffset: 620
     testutil.go:509: Offset: 474, NextOffset: 608
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 608, NextOffset: 645
+    testutil.go:509: Offset: 787, NextOffset: 824
+    testutil.go:509: Offset: 645, NextOffset: 777
+    testutil.go:509: Offset: 824, NextOffset: 956
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 265, NextOffset: 302
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 302, NextOffset: 437
+    testutil.go:509: Offset: 415, NextOffset: 583
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 956, NextOffset: 993
     testutil.go:509: Offset: 777, NextOffset: 814
-    testutil.go:509: Offset: 993, NextOffset: 1160
+    testutil.go:509: Offset: 956, NextOffset: 993
     testutil.go:509: Offset: 814, NextOffset: 948
+    testutil.go:509: Offset: 993, NextOffset: 1160
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo6 foo3 foo_empty3 foo5 foo_empty5] vs [foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo3 foo4 foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 96, NextOffset: 133
     testutil.go:509: Offset: 246, NextOffset: 378
     testutil.go:509: Offset: 133, NextOffset: 265
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 378, NextOffset: 415
+    testutil.go:509: Offset: 265, NextOffset: 302
+    testutil.go:509: Offset: 415, NextOffset: 583
+    testutil.go:509: Offset: 302, NextOffset: 437
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 787, NextOffset: 824
     testutil.go:509: Offset: 608, NextOffset: 645
     testutil.go:509: Offset: 824, NextOffset: 956
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 645, NextOffset: 777
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1160, NextOffset: 1197
     testutil.go:509: Offset: 948, NextOffset: 985
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1197, NextOffset: 1282
     testutil.go:509: Offset: 985, NextOffset: 1070
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 583, NextOffset: 620
+    testutil.go:509: Offset: 437, NextOffset: 474
+    testutil.go:509: Offset: 620, NextOffset: 787
+    testutil.go:509: Offset: 474, NextOffset: 608
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 956, NextOffset: 993
+    testutil.go:509: Offset: 777, NextOffset: 814
+    testutil.go:509: Offset: 993, NextOffset: 1160
+    testutil.go:509: Offset: 814, NextOffset: 948
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48463 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 97565 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48099 96220]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48099 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96220 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48463,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48463,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48099,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48099,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48463,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48463,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48099,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48099,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":95,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":132,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":263,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":300,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":431,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":468,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":600,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":637,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":768,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":805,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":936,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":973,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":209,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":246,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":377,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":414,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":581,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":618,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":784,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":952,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":989,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1154,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1191,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4] vs [foo_empty foo2 foo3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty2 foo_empty3 foo_empty4 foo5 foo6]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 936, NextOffset: 973
-    testutil.go:509: Offset: 1154, NextOffset: 1191
-    testutil.go:509: Offset: 973, NextOffset: 1058
-    testutil.go:509: Offset: 1191, NextOffset: 1276
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty5 foo foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo6] vs [.no.prefetch.landmark foo foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty foo_empty2 foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 132, NextOffset: 263
+    testutil.go:509: Offset: 246, NextOffset: 377
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 263, NextOffset: 300
+    testutil.go:509: Offset: 377, NextOffset: 414
+    testutil.go:509: Offset: 300, NextOffset: 431
+    testutil.go:509: Offset: 414, NextOffset: 581
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 431, NextOffset: 468
     testutil.go:509: Offset: 581, NextOffset: 618
     testutil.go:509: Offset: 468, NextOffset: 600
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 618, NextOffset: 784
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
@@ -135671,131 +136973,156 @@
     testutil.go:509: Offset: 637, NextOffset: 768
     testutil.go:509: Offset: 821, NextOffset: 952
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 132, NextOffset: 263
-    testutil.go:509: Offset: 246, NextOffset: 377
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48463 96588]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 263, NextOffset: 300
-    testutil.go:509: Offset: 377, NextOffset: 414
-    testutil.go:509: Offset: 300, NextOffset: 431
-    testutil.go:509: Offset: 414, NextOffset: 581
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 768, NextOffset: 805
     testutil.go:509: Offset: 952, NextOffset: 989
     testutil.go:509: Offset: 805, NextOffset: 936
     testutil.go:509: Offset: 989, NextOffset: 1154
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 936, NextOffset: 973
+    testutil.go:509: Offset: 1154, NextOffset: 1191
+    testutil.go:509: Offset: 973, NextOffset: 1058
+    testutil.go:509: Offset: 1191, NextOffset: 1276
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty2 foo_empty3 foo_empty4 foo5 foo6] vs [foo_empty4 foo foo2 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty foo_empty2 foo5 foo_empty5 foo6 .no.prefetch.landmark] vs [foo foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty foo_empty2 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 952, NextOffset: 989
+    testutil.go:509: Offset: 768, NextOffset: 805
+    testutil.go:509: Offset: 989, NextOffset: 1154
+    testutil.go:509: Offset: 805, NextOffset: 936
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1154, NextOffset: 1191
+    testutil.go:509: Offset: 936, NextOffset: 973
+    testutil.go:509: Offset: 1191, NextOffset: 1276
+    testutil.go:509: Offset: 973, NextOffset: 1058
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 95, NextOffset: 132
+    testutil.go:509: Offset: 246, NextOffset: 377
+    testutil.go:509: Offset: 132, NextOffset: 263
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 377, NextOffset: 414
     testutil.go:509: Offset: 263, NextOffset: 300
     testutil.go:509: Offset: 414, NextOffset: 581
     testutil.go:509: Offset: 300, NextOffset: 431
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 581, NextOffset: 618
     testutil.go:509: Offset: 431, NextOffset: 468
     testutil.go:509: Offset: 618, NextOffset: 784
     testutil.go:509: Offset: 468, NextOffset: 600
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 784, NextOffset: 821
     testutil.go:509: Offset: 600, NextOffset: 637
     testutil.go:509: Offset: 821, NextOffset: 952
     testutil.go:509: Offset: 637, NextOffset: 768
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 95, NextOffset: 132
-    testutil.go:509: Offset: 246, NextOffset: 377
-    testutil.go:509: Offset: 132, NextOffset: 263
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 952, NextOffset: 989
-    testutil.go:509: Offset: 768, NextOffset: 805
-    testutil.go:509: Offset: 989, NextOffset: 1154
-    testutil.go:509: Offset: 805, NextOffset: 936
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1154, NextOffset: 1191
-    testutil.go:509: Offset: 936, NextOffset: 973
-    testutil.go:509: Offset: 1191, NextOffset: 1276
-    testutil.go:509: Offset: 973, NextOffset: 1058
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48463 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96588 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48463,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48463,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48463,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48463,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48099 96205]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":97,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":270,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":444,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":481,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":618,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":655,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":792,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":966,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1003,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":248,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":384,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":421,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":592,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":629,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":973,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1010,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo5 foo foo_empty foo2 foo_empty2 foo4 foo_empty5 foo6] vs [.no.prefetch.landmark foo2 foo_empty2 foo3 foo5 foo foo_empty foo_empty3 foo4 foo_empty4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 134, NextOffset: 270
-    testutil.go:509: Offset: 248, NextOffset: 384
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo_empty3 foo_empty5 foo6 foo foo3 foo4 foo_empty4 foo5] vs [foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 618, NextOffset: 655
+    testutil.go:509: Offset: 799, NextOffset: 836
+    testutil.go:509: Offset: 655, NextOffset: 792
+    testutil.go:509: Offset: 836, NextOffset: 973
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48099 in stargz, uncompressed length 67584
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 96205 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 792, NextOffset: 829
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 973, NextOffset: 1010
+    testutil.go:509: Offset: 829, NextOffset: 966
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48099,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48099,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1010, NextOffset: 1178
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48099,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 270, NextOffset: 307
     testutil.go:509: Offset: 384, NextOffset: 421
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48099,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 307, NextOffset: 444
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 421, NextOffset: 592
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 618, NextOffset: 655
-    testutil.go:509: Offset: 799, NextOffset: 836
-    testutil.go:509: Offset: 655, NextOffset: 792
-    testutil.go:509: Offset: 836, NextOffset: 973
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 966, NextOffset: 1003
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1178, NextOffset: 1215
     testutil.go:509: Offset: 1003, NextOffset: 1088
     testutil.go:509: Offset: 1215, NextOffset: 1300
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 134, NextOffset: 270
+    testutil.go:509: Offset: 248, NextOffset: 384
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 444, NextOffset: 481
     testutil.go:509: Offset: 592, NextOffset: 629
     testutil.go:509: Offset: 481, NextOffset: 618
     testutil.go:509: Offset: 629, NextOffset: 799
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo3] vs [foo_empty foo2 foo_empty2 foo_empty3 foo_empty5 foo6 foo foo3 foo4 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 384, NextOffset: 421
+    testutil.go:509: Offset: 270, NextOffset: 307
+    testutil.go:509: Offset: 421, NextOffset: 592
+    testutil.go:509: Offset: 307, NextOffset: 444
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 799, NextOffset: 836
+    testutil.go:509: Offset: 618, NextOffset: 655
+    testutil.go:509: Offset: 836, NextOffset: 973
+    testutil.go:509: Offset: 655, NextOffset: 792
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 792, NextOffset: 829
-    testutil.go:509: Offset: 973, NextOffset: 1010
-    testutil.go:509: Offset: 829, NextOffset: 966
-    testutil.go:509: Offset: 1010, NextOffset: 1178
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo5 foo foo_empty foo_empty3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo2] vs [foo foo_empty foo2 foo_empty2 foo4 foo_empty5 foo6 foo3 foo_empty3 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 592, NextOffset: 629
     testutil.go:509: Offset: 444, NextOffset: 481
@@ -135803,74 +137130,35 @@
     testutil.go:509: Offset: 481, NextOffset: 618
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 973, NextOffset: 1010
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 792, NextOffset: 829
     testutil.go:509: Offset: 1010, NextOffset: 1178
     testutil.go:509: Offset: 829, NextOffset: 966
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 97, NextOffset: 134
-    testutil.go:509: Offset: 248, NextOffset: 384
-    testutil.go:509: Offset: 134, NextOffset: 270
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 799, NextOffset: 836
-    testutil.go:509: Offset: 618, NextOffset: 655
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 836, NextOffset: 973
-    testutil.go:509: Offset: 655, NextOffset: 792
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1178, NextOffset: 1215
     testutil.go:509: Offset: 966, NextOffset: 1003
     testutil.go:509: Offset: 1215, NextOffset: 1300
     testutil.go:509: Offset: 1003, NextOffset: 1088
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 384, NextOffset: 421
-    testutil.go:509: Offset: 270, NextOffset: 307
-    testutil.go:509: Offset: 421, NextOffset: 592
-    testutil.go:509: Offset: 307, NextOffset: 444
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 97, NextOffset: 134
+    testutil.go:509: Offset: 248, NextOffset: 384
+    testutil.go:509: Offset: 134, NextOffset: 270
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48102 96228]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 48102 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96228 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48102,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48102,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48102,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48102,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":485,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":965,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":998,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo6 foo_empty3 foo4 foo5 foo_empty5] vs [foo_empty5 foo6 .no.prefetch.landmark foo_empty2 foo4 foo_empty4 foo5 foo foo_empty foo2 foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5] vs [foo2 foo4 foo5 foo6 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 220, NextOffset: 253
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 362
     testutil.go:509: Offset: 349, NextOffset: 485
@@ -135880,31 +137168,41 @@
     testutil.go:509: Offset: 485, NextOffset: 518
     testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:509: Offset: 518, NextOffset: 654
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 965, NextOffset: 998
-    testutil.go:509: Offset: 821, NextOffset: 898
-    testutil.go:509: Offset: 998, NextOffset: 1075
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 504, NextOffset: 537
     testutil.go:509: Offset: 654, NextOffset: 687
     testutil.go:509: Offset: 537, NextOffset: 646
     testutil.go:509: Offset: 687, NextOffset: 796
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 646, NextOffset: 679
     testutil.go:509: Offset: 796, NextOffset: 829
     testutil.go:509: Offset: 679, NextOffset: 788
     testutil.go:509: Offset: 829, NextOffset: 965
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 821, NextOffset: 898
+    testutil.go:509: Offset: 998, NextOffset: 1075
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 79, NextOffset: 112
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 112, NextOffset: 220
     testutil.go:509: Offset: 208, NextOffset: 316
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo_empty2 foo4 foo_empty4 foo5] vs [foo_empty5 foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo6 foo_empty3 foo4 foo5]
+    testutil.go:401: Directory: "" vs "": [foo2 foo4 foo5 foo6 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty] vs [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 79, NextOffset: 112
@@ -135916,56 +137214,62 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 485
     testutil.go:509: Offset: 253, NextOffset: 362
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 485, NextOffset: 518
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 518, NextOffset: 654
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 965, NextOffset: 998
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 998, NextOffset: 1075
-    testutil.go:509: Offset: 821, NextOffset: 898
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 654, NextOffset: 687
     testutil.go:509: Offset: 504, NextOffset: 537
     testutil.go:509: Offset: 687, NextOffset: 796
     testutil.go:509: Offset: 537, NextOffset: 646
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 796, NextOffset: 829
     testutil.go:509: Offset: 646, NextOffset: 679
     testutil.go:509: Offset: 829, NextOffset: 965
     testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 998, NextOffset: 1075
+    testutil.go:509: Offset: 821, NextOffset: 898
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48106 96232]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96232 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty foo5 foo6] vs [foo_empty foo2 foo_empty2 foo3 foo6 .no.prefetch.landmark foo foo_empty3 foo4 foo_empty4 foo5 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty2 foo3 foo5 foo6] vs [foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo4 foo5 foo6 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 117, NextOffset: 227
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 227, NextOffset: 260
     testutil.go:509: Offset: 322, NextOffset: 355
     testutil.go:509: Offset: 260, NextOffset: 371
     testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 662
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
@@ -135974,7 +137278,14 @@
     testutil.go:509: Offset: 695, NextOffset: 806
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 371, NextOffset: 404
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 662
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 806, NextOffset: 839
@@ -135986,175 +137297,168 @@
     testutil.go:509: Offset: 836, NextOffset: 913
     testutil.go:509: Offset: 1009, NextOffset: 1086
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo6 .no.prefetch.landmark foo foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo_empty] vs [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty foo5 foo6]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo5 foo6 foo foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty] vs [foo_empty foo2 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty2 foo3 foo5 foo6 foo]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 371, NextOffset: 404
     testutil.go:509: Offset: 525, NextOffset: 662
     testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 1009, NextOffset: 1086
-    testutil.go:509: Offset: 836, NextOffset: 913
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 662, NextOffset: 695
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 695, NextOffset: 806
     testutil.go:509: Offset: 548, NextOffset: 659
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 839, NextOffset: 976
     testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 803, NextOffset: 836
+    testutil.go:509: Offset: 1009, NextOffset: 1086
+    testutil.go:509: Offset: 836, NextOffset: 913
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:509: Offset: 117, NextOffset: 227
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 322, NextOffset: 355
     testutil.go:509: Offset: 227, NextOffset: 260
     testutil.go:509: Offset: 355, NextOffset: 492
     testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48102 96212]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48106 96217]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48102 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96212 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96217 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48102,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48102,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48102,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48102,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3] vs [.no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo foo2 foo_empty3 foo4 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo4 foo_empty4 foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo5] vs [foo_empty2 foo3 foo4 foo_empty5 foo foo_empty foo2 foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 113, NextOffset: 222
+    testutil.go:509: Offset: 209, NextOffset: 318
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 255
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 255, NextOffset: 365
+    testutil.go:509: Offset: 351, NextOffset: 487
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 365, NextOffset: 398
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:509: Offset: 520, NextOffset: 656
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 651, NextOffset: 684
+    testutil.go:509: Offset: 799, NextOffset: 832
+    testutil.go:509: Offset: 684, NextOffset: 794
+    testutil.go:509: Offset: 832, NextOffset: 968
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 508, NextOffset: 541
     testutil.go:509: Offset: 656, NextOffset: 689
     testutil.go:509: Offset: 541, NextOffset: 651
     testutil.go:509: Offset: 689, NextOffset: 799
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 651, NextOffset: 684
-    testutil.go:509: Offset: 799, NextOffset: 832
-    testutil.go:509: Offset: 684, NextOffset: 794
-    testutil.go:509: Offset: 832, NextOffset: 968
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 794, NextOffset: 827
     testutil.go:509: Offset: 968, NextOffset: 1001
     testutil.go:509: Offset: 827, NextOffset: 904
     testutil.go:509: Offset: 1001, NextOffset: 1078
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 255
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 255, NextOffset: 365
-    testutil.go:509: Offset: 351, NextOffset: 487
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty2 foo3 foo4 foo_empty5] vs [foo3 foo_empty3 foo5 foo_empty foo4 foo_empty4 foo_empty5 foo6 foo foo2 foo_empty2]
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 365, NextOffset: 398
     testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:509: Offset: 365, NextOffset: 398
     testutil.go:509: Offset: 520, NextOffset: 656
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 113, NextOffset: 222
-    testutil.go:509: Offset: 209, NextOffset: 318
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty3 foo4 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty4 foo5 foo_empty5] vs [foo_empty foo2 foo_empty2 foo3 foo foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 799, NextOffset: 832
-    testutil.go:509: Offset: 651, NextOffset: 684
-    testutil.go:509: Offset: 832, NextOffset: 968
-    testutil.go:509: Offset: 684, NextOffset: 794
+    testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 656, NextOffset: 689
+    testutil.go:509: Offset: 508, NextOffset: 541
+    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:509: Offset: 541, NextOffset: 651
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 176, NextOffset: 209
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 209, NextOffset: 318
     testutil.go:509: Offset: 113, NextOffset: 222
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 222, NextOffset: 255
     testutil.go:509: Offset: 351, NextOffset: 487
     testutil.go:509: Offset: 255, NextOffset: 365
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 656, NextOffset: 689
-    testutil.go:509: Offset: 508, NextOffset: 541
-    testutil.go:509: Offset: 689, NextOffset: 799
-    testutil.go:509: Offset: 541, NextOffset: 651
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 799, NextOffset: 832
+    testutil.go:509: Offset: 651, NextOffset: 684
+    testutil.go:509: Offset: 832, NextOffset: 968
+    testutil.go:509: Offset: 684, NextOffset: 794
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 968, NextOffset: 1001
     testutil.go:509: Offset: 794, NextOffset: 827
     testutil.go:509: Offset: 1001, NextOffset: 1078
     testutil.go:509: Offset: 827, NextOffset: 904
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 365, NextOffset: 398
-    testutil.go:509: Offset: 520, NextOffset: 656
-    testutil.go:509: Offset: 398, NextOffset: 508
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":407,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":519,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":552,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":664,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":809,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":842,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":180,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":324,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":666,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":699,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":811,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":844,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":982,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1015,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo foo3 foo_empty3 foo6 foo_empty] vs [foo3 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty2 foo5 foo_empty5 foo foo_empty foo2]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo6 foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5] vs [foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo6 foo]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 809, NextOffset: 842
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 842, NextOffset: 919
+    testutil.go:509: Offset: 1015, NextOffset: 1092
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 180, NextOffset: 213
     testutil.go:509: Offset: 118, NextOffset: 229
     testutil.go:509: Offset: 213, NextOffset: 324
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 374, NextOffset: 407
     testutil.go:509: Offset: 495, NextOffset: 528
     testutil.go:509: Offset: 407, NextOffset: 519
     testutil.go:509: Offset: 528, NextOffset: 666
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 809, NextOffset: 842
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 842, NextOffset: 919
-    testutil.go:509: Offset: 1015, NextOffset: 1092
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:509: Offset: 357, NextOffset: 495
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 519, NextOffset: 552
     testutil.go:509: Offset: 666, NextOffset: 699
@@ -136166,14 +137470,32 @@
     testutil.go:509: Offset: 811, NextOffset: 844
     testutil.go:509: Offset: 697, NextOffset: 809
     testutil.go:509: Offset: 844, NextOffset: 982
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 262, NextOffset: 374
+    testutil.go:509: Offset: 357, NextOffset: 495
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48106 96232]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty2 foo5 foo_empty5] vs [foo3 foo_empty3 foo6 foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo6 foo foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark] vs [foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo2 foo_empty3 foo6 foo foo_empty]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 809, NextOffset: 842
+    testutil.go:509: Offset: 1015, NextOffset: 1092
+    testutil.go:509: Offset: 842, NextOffset: 919
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 180, NextOffset: 213
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 213, NextOffset: 324
     testutil.go:509: Offset: 118, NextOffset: 229
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 324, NextOffset: 357
     testutil.go:509: Offset: 229, NextOffset: 262
@@ -136191,92 +137513,75 @@
     testutil.go:509: Offset: 699, NextOffset: 811
     testutil.go:509: Offset: 552, NextOffset: 664
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 809, NextOffset: 842
-    testutil.go:509: Offset: 1015, NextOffset: 1092
-    testutil.go:509: Offset: 842, NextOffset: 919
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 811, NextOffset: 844
     testutil.go:509: Offset: 664, NextOffset: 697
     testutil.go:509: Offset: 844, NextOffset: 982
     testutil.go:509: Offset: 697, NextOffset: 809
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48102 96228]
-    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 48102 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96228 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96232 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48102,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48102,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48102,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48102,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":485,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":829,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":965,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":998,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 foo2 foo_empty3 foo4] vs [foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo2 foo4 foo5]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 485, NextOffset: 518
-    testutil.go:509: Offset: 395, NextOffset: 504
-    testutil.go:509: Offset: 518, NextOffset: 654
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 796, NextOffset: 829
-    testutil.go:509: Offset: 679, NextOffset: 788
-    testutil.go:509: Offset: 829, NextOffset: 965
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 965, NextOffset: 998
-    testutil.go:509: Offset: 821, NextOffset: 898
-    testutil.go:509: Offset: 998, NextOffset: 1075
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty foo3 foo_empty3 foo_empty5 foo6] vs [foo_empty2 foo_empty3 foo_empty4 foo5 foo2 foo3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 112
+    testutil.go:509: Offset: 175, NextOffset: 208
+    testutil.go:509: Offset: 112, NextOffset: 220
+    testutil.go:509: Offset: 208, NextOffset: 316
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 362
     testutil.go:509: Offset: 349, NextOffset: 485
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 504, NextOffset: 537
     testutil.go:509: Offset: 654, NextOffset: 687
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 537, NextOffset: 646
     testutil.go:509: Offset: 687, NextOffset: 796
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 112
-    testutil.go:509: Offset: 175, NextOffset: 208
-    testutil.go:509: Offset: 112, NextOffset: 220
-    testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo2 foo4 foo5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3 foo_empty4] vs [foo3 foo_empty4 foo5 foo_empty5 foo6 foo2 foo_empty3 foo4 foo foo_empty foo_empty2]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 796, NextOffset: 829
     testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:509: Offset: 796, NextOffset: 829
     testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 395, NextOffset: 504
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 965, NextOffset: 998
     testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 998, NextOffset: 1075
+    testutil.go:509: Offset: 965, NextOffset: 998
     testutil.go:509: Offset: 821, NextOffset: 898
+    testutil.go:509: Offset: 998, NextOffset: 1075
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo2 foo3 foo4 foo_empty5 foo6] vs [foo foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty foo3 foo_empty3 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 79, NextOffset: 112
@@ -136284,45 +137589,84 @@
     testutil.go:509: Offset: 112, NextOffset: 220
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 485, NextOffset: 518
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 518, NextOffset: 654
-    testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 796, NextOffset: 829
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 829, NextOffset: 965
+    testutil.go:509: Offset: 679, NextOffset: 788
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 485
     testutil.go:509: Offset: 253, NextOffset: 362
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 485, NextOffset: 518
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 518, NextOffset: 654
+    testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 654, NextOffset: 687
     testutil.go:509: Offset: 504, NextOffset: 537
     testutil.go:509: Offset: 687, NextOffset: 796
     testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 965, NextOffset: 998
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 998, NextOffset: 1075
+    testutil.go:509: Offset: 821, NextOffset: 898
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48106 96217]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96217 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo_empty4 foo5 foo2 foo_empty2 foo4 foo_empty5 foo6 foo] vs [foo4 foo_empty4 foo6 foo foo_empty foo2 foo_empty2 foo5 foo_empty5 .no.prefetch.landmark foo3 foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo4 foo_empty5 foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo] vs [foo foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 117, NextOffset: 227
     testutil.go:509: Offset: 212, NextOffset: 322
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 227, NextOffset: 260
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 260, NextOffset: 371
+    testutil.go:509: Offset: 355, NextOffset: 492
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 371, NextOffset: 404
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 404, NextOffset: 515
     testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 662, NextOffset: 695
+    testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:509: Offset: 695, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
@@ -136330,144 +137674,122 @@
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 692, NextOffset: 803
     testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 227, NextOffset: 260
-    testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 662, NextOffset: 695
-    testutil.go:509: Offset: 548, NextOffset: 659
-    testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 803, NextOffset: 836
     testutil.go:509: Offset: 976, NextOffset: 1009
     testutil.go:509: Offset: 836, NextOffset: 913
     testutil.go:509: Offset: 1009, NextOffset: 1086
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty foo2 foo_empty2 foo5 foo_empty5] vs [foo_empty3 foo_empty4 foo5 foo2 foo_empty2 foo4 foo_empty5 foo6 foo foo_empty foo3]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty5 foo foo_empty2 foo_empty3 foo4] vs [foo foo_empty foo2 foo3 foo4 foo_empty5 foo_empty2 foo_empty3 foo_empty4 foo5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 662, NextOffset: 695
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 695, NextOffset: 806
     testutil.go:509: Offset: 548, NextOffset: 659
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 976
+    testutil.go:509: Offset: 692, NextOffset: 803
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 976, NextOffset: 1009
     testutil.go:509: Offset: 803, NextOffset: 836
     testutil.go:509: Offset: 1009, NextOffset: 1086
     testutil.go:509: Offset: 836, NextOffset: 913
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:509: Offset: 117, NextOffset: 227
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 322, NextOffset: 355
     testutil.go:509: Offset: 227, NextOffset: 260
     testutil.go:509: Offset: 355, NextOffset: 492
     testutil.go:509: Offset: 260, NextOffset: 371
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 976
-    testutil.go:509: Offset: 692, NextOffset: 803
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 371, NextOffset: 404
     testutil.go:509: Offset: 525, NextOffset: 662
     testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48102 96212]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48102 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96212 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48102,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48102,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48102,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48102,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":255,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":365,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":398,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":541,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":651,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":684,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":656,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":689,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":968,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1001,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty3 foo5 foo_empty5 foo_empty foo_empty2 foo3 foo4 foo_empty4 foo6] vs [foo5 foo_empty5 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 651, NextOffset: 684
-    testutil.go:509: Offset: 799, NextOffset: 832
-    testutil.go:509: Offset: 684, NextOffset: 794
-    testutil.go:509: Offset: 832, NextOffset: 968
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty2 foo_empty5 foo6 foo foo_empty foo2] vs [foo foo_empty foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo2 foo3 foo_empty3 foo6 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 176, NextOffset: 209
+    testutil.go:509: Offset: 113, NextOffset: 222
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 318
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 255
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 255, NextOffset: 365
+    testutil.go:509: Offset: 351, NextOffset: 487
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 365, NextOffset: 398
     testutil.go:509: Offset: 487, NextOffset: 520
     testutil.go:509: Offset: 398, NextOffset: 508
     testutil.go:509: Offset: 520, NextOffset: 656
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 508, NextOffset: 541
     testutil.go:509: Offset: 656, NextOffset: 689
     testutil.go:509: Offset: 541, NextOffset: 651
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 689, NextOffset: 799
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 651, NextOffset: 684
+    testutil.go:509: Offset: 799, NextOffset: 832
+    testutil.go:509: Offset: 684, NextOffset: 794
+    testutil.go:509: Offset: 832, NextOffset: 968
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 794, NextOffset: 827
     testutil.go:509: Offset: 968, NextOffset: 1001
     testutil.go:509: Offset: 827, NextOffset: 904
     testutil.go:509: Offset: 1001, NextOffset: 1078
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 176, NextOffset: 209
-    testutil.go:509: Offset: 113, NextOffset: 222
-    testutil.go:509: Offset: 209, NextOffset: 318
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 255
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 255, NextOffset: 365
-    testutil.go:509: Offset: 351, NextOffset: 487
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo5 foo_empty5 foo_empty3 foo4 foo_empty4 foo6] vs [foo_empty foo_empty2 foo3 foo4 foo_empty4 foo6 foo foo2 foo_empty3 foo5 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo2 foo3 foo_empty3 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo4 foo_empty4] vs [foo_empty3 foo4 foo_empty4 foo5 foo_empty2 foo_empty5 foo6 foo foo_empty foo2 foo3]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 487, NextOffset: 520
-    testutil.go:509: Offset: 365, NextOffset: 398
-    testutil.go:509: Offset: 520, NextOffset: 656
-    testutil.go:509: Offset: 398, NextOffset: 508
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 656, NextOffset: 689
+    testutil.go:509: Offset: 508, NextOffset: 541
+    testutil.go:509: Offset: 689, NextOffset: 799
+    testutil.go:509: Offset: 541, NextOffset: 651
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 799, NextOffset: 832
     testutil.go:509: Offset: 651, NextOffset: 684
     testutil.go:509: Offset: 832, NextOffset: 968
     testutil.go:509: Offset: 684, NextOffset: 794
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 222, NextOffset: 255
+    testutil.go:509: Offset: 351, NextOffset: 487
+    testutil.go:509: Offset: 255, NextOffset: 365
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 487, NextOffset: 520
+    testutil.go:509: Offset: 365, NextOffset: 398
+    testutil.go:509: Offset: 520, NextOffset: 656
+    testutil.go:509: Offset: 398, NextOffset: 508
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 656, NextOffset: 689
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 508, NextOffset: 541
-    testutil.go:509: Offset: 689, NextOffset: 799
-    testutil.go:509: Offset: 541, NextOffset: 651
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 968, NextOffset: 1001
     testutil.go:509: Offset: 794, NextOffset: 827
@@ -136479,125 +137801,131 @@
     testutil.go:509: Offset: 209, NextOffset: 318
     testutil.go:509: Offset: 113, NextOffset: 222
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 222, NextOffset: 255
-    testutil.go:509: Offset: 351, NextOffset: 487
-    testutil.go:509: Offset: 255, NextOffset: 365
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48105 96230]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48105 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96230 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48105,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48105,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48105,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48105,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":374,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":407,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":519,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":552,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":664,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":697,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":809,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":842,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":180,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":324,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":357,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":666,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":699,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":811,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":844,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":982,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1015,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo5 foo6] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo_empty foo4 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo6 foo foo2 foo_empty3 foo_empty4 foo_empty foo_empty2 foo3 foo4 foo5 foo_empty5] vs [.no.prefetch.landmark foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo3 foo_empty3 foo5]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 324, NextOffset: 357
-    testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:509: Offset: 357, NextOffset: 495
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 374, NextOffset: 407
     testutil.go:509: Offset: 495, NextOffset: 528
     testutil.go:509: Offset: 407, NextOffset: 519
     testutil.go:509: Offset: 528, NextOffset: 666
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 519, NextOffset: 552
     testutil.go:509: Offset: 666, NextOffset: 699
     testutil.go:509: Offset: 552, NextOffset: 664
     testutil.go:509: Offset: 699, NextOffset: 811
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 180, NextOffset: 213
-    testutil.go:509: Offset: 118, NextOffset: 229
-    testutil.go:509: Offset: 213, NextOffset: 324
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 664, NextOffset: 697
     testutil.go:509: Offset: 811, NextOffset: 844
     testutil.go:509: Offset: 697, NextOffset: 809
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 844, NextOffset: 982
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 809, NextOffset: 842
     testutil.go:509: Offset: 982, NextOffset: 1015
     testutil.go:509: Offset: 842, NextOffset: 919
     testutil.go:509: Offset: 1015, NextOffset: 1092
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 180, NextOffset: 213
+    testutil.go:509: Offset: 118, NextOffset: 229
+    testutil.go:509: Offset: 213, NextOffset: 324
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 324, NextOffset: 357
+    testutil.go:509: Offset: 262, NextOffset: 374
+    testutil.go:509: Offset: 357, NextOffset: 495
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo_empty foo4 foo5] vs [foo_empty5 foo foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo3 foo_empty3 foo5 .no.prefetch.landmark foo_empty2 foo4] vs [foo_empty5 foo6 foo foo2 foo_empty3 foo_empty4 foo_empty foo_empty2 foo3 foo4 foo5]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 666, NextOffset: 699
+    testutil.go:509: Offset: 519, NextOffset: 552
+    testutil.go:509: Offset: 699, NextOffset: 811
+    testutil.go:509: Offset: 552, NextOffset: 664
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 809, NextOffset: 842
+    testutil.go:509: Offset: 1015, NextOffset: 1092
+    testutil.go:509: Offset: 842, NextOffset: 919
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 180, NextOffset: 213
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 213, NextOffset: 324
     testutil.go:509: Offset: 118, NextOffset: 229
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 324, NextOffset: 357
     testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 357, NextOffset: 495
     testutil.go:509: Offset: 262, NextOffset: 374
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 495, NextOffset: 528
     testutil.go:509: Offset: 374, NextOffset: 407
     testutil.go:509: Offset: 528, NextOffset: 666
     testutil.go:509: Offset: 407, NextOffset: 519
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 666, NextOffset: 699
-    testutil.go:509: Offset: 519, NextOffset: 552
-    testutil.go:509: Offset: 699, NextOffset: 811
-    testutil.go:509: Offset: 552, NextOffset: 664
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 811, NextOffset: 844
     testutil.go:509: Offset: 664, NextOffset: 697
     testutil.go:509: Offset: 844, NextOffset: 982
     testutil.go:509: Offset: 697, NextOffset: 809
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 809, NextOffset: 842
-    testutil.go:509: Offset: 1015, NextOffset: 1092
-    testutil.go:509: Offset: 842, NextOffset: 919
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48101 96225]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48105 96215]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48101 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96225 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48105 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96215 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48101,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48105,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48105,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48101,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48105,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48105,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":111,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":218,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":251,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":359,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":392,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":674,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":815,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":174,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":314,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":347,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":482,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":650,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":683,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":791,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":992,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo2 foo_empty2 foo_empty5 foo6] vs [foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty3 foo5 foo6]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 782, NextOffset: 815
-    testutil.go:509: Offset: 959, NextOffset: 992
-    testutil.go:509: Offset: 815, NextOffset: 892
-    testutil.go:509: Offset: 992, NextOffset: 1069
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty4 foo_empty5 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo6] vs [foo2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty2 foo5 foo_empty5 .no.prefetch.landmark foo_empty]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 359, NextOffset: 392
     testutil.go:509: Offset: 482, NextOffset: 515
@@ -136609,12 +137937,16 @@
     testutil.go:509: Offset: 650, NextOffset: 683
     testutil.go:509: Offset: 533, NextOffset: 641
     testutil.go:509: Offset: 683, NextOffset: 791
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 641, NextOffset: 674
     testutil.go:509: Offset: 791, NextOffset: 824
     testutil.go:509: Offset: 674, NextOffset: 782
     testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 782, NextOffset: 815
+    testutil.go:509: Offset: 959, NextOffset: 992
+    testutil.go:509: Offset: 815, NextOffset: 892
+    testutil.go:509: Offset: 992, NextOffset: 1069
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 78, NextOffset: 111
     testutil.go:509: Offset: 174, NextOffset: 207
@@ -136625,204 +137957,203 @@
     testutil.go:509: Offset: 314, NextOffset: 347
     testutil.go:509: Offset: 251, NextOffset: 359
     testutil.go:509: Offset: 347, NextOffset: 482
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty3 foo5 foo6 foo] vs [foo2 foo_empty2 foo_empty5 foo6 foo_empty foo3 foo_empty3 foo4 foo_empty4 foo5 foo]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 959, NextOffset: 992
-    testutil.go:509: Offset: 782, NextOffset: 815
-    testutil.go:509: Offset: 992, NextOffset: 1069
-    testutil.go:509: Offset: 815, NextOffset: 892
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 174, NextOffset: 207
-    testutil.go:509: Offset: 78, NextOffset: 111
-    testutil.go:509: Offset: 207, NextOffset: 314
-    testutil.go:509: Offset: 111, NextOffset: 218
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty2 foo5 foo_empty5] vs [foo5 foo6 foo foo2 foo_empty4 foo_empty5 foo_empty foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 791, NextOffset: 824
+    testutil.go:509: Offset: 641, NextOffset: 674
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 824, NextOffset: 959
+    testutil.go:509: Offset: 674, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 314, NextOffset: 347
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 482
     testutil.go:509: Offset: 251, NextOffset: 359
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 482, NextOffset: 515
     testutil.go:509: Offset: 359, NextOffset: 392
     testutil.go:509: Offset: 515, NextOffset: 650
     testutil.go:509: Offset: 392, NextOffset: 500
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 650, NextOffset: 683
     testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 683, NextOffset: 791
     testutil.go:509: Offset: 533, NextOffset: 641
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 791, NextOffset: 824
-    testutil.go:509: Offset: 641, NextOffset: 674
-    testutil.go:509: Offset: 824, NextOffset: 959
-    testutil.go:509: Offset: 674, NextOffset: 782
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 959, NextOffset: 992
+    testutil.go:509: Offset: 782, NextOffset: 815
+    testutil.go:509: Offset: 992, NextOffset: 1069
+    testutil.go:509: Offset: 815, NextOffset: 892
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 174, NextOffset: 207
+    testutil.go:509: Offset: 78, NextOffset: 111
+    testutil.go:509: Offset: 207, NextOffset: 314
+    testutil.go:509: Offset: 111, NextOffset: 218
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":83,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":116,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":368,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":401,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":511,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":544,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":687,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":797,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":830,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":320,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":489,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":522,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":691,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":801,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":834,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":970,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1003,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo6 foo_empty foo3 foo_empty4 foo_empty5 foo foo2 foo_empty2 foo_empty3] vs [foo6 foo_empty foo2 foo3 foo_empty5 .no.prefetch.landmark foo foo_empty2 foo_empty3 foo4 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 116, NextOffset: 225
-    testutil.go:509: Offset: 211, NextOffset: 320
+    testutil.go:401: Directory: "" vs "": [foo foo3 foo_empty3 foo4 foo6 foo_empty foo2 foo_empty2 foo_empty4 foo5 foo_empty5] vs [foo4 foo5 .no.prefetch.landmark foo foo_empty foo_empty4 foo_empty5 foo6 foo2 foo_empty2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 258, NextOffset: 368
     testutil.go:509: Offset: 353, NextOffset: 489
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 511, NextOffset: 544
-    testutil.go:509: Offset: 658, NextOffset: 691
-    testutil.go:509: Offset: 544, NextOffset: 654
-    testutil.go:509: Offset: 691, NextOffset: 801
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 654, NextOffset: 687
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 801, NextOffset: 834
     testutil.go:509: Offset: 687, NextOffset: 797
     testutil.go:509: Offset: 834, NextOffset: 970
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 797, NextOffset: 830
-    testutil.go:509: Offset: 970, NextOffset: 1003
-    testutil.go:509: Offset: 830, NextOffset: 907
-    testutil.go:509: Offset: 1003, NextOffset: 1080
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 116, NextOffset: 225
+    testutil.go:509: Offset: 211, NextOffset: 320
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 368, NextOffset: 401
     testutil.go:509: Offset: 489, NextOffset: 522
     testutil.go:509: Offset: 401, NextOffset: 511
     testutil.go:509: Offset: 522, NextOffset: 658
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo_empty5] vs [foo_empty foo3 foo_empty4 foo_empty5 foo foo2 foo_empty2 foo_empty3 foo4 foo5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 211
-    testutil.go:509: Offset: 83, NextOffset: 116
-    testutil.go:509: Offset: 211, NextOffset: 320
-    testutil.go:509: Offset: 116, NextOffset: 225
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 658, NextOffset: 691
     testutil.go:509: Offset: 511, NextOffset: 544
-    testutil.go:509: Offset: 691, NextOffset: 801
+    testutil.go:509: Offset: 658, NextOffset: 691
     testutil.go:509: Offset: 544, NextOffset: 654
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 691, NextOffset: 801
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 797, NextOffset: 830
+    testutil.go:509: Offset: 970, NextOffset: 1003
+    testutil.go:509: Offset: 830, NextOffset: 907
+    testutil.go:509: Offset: 1003, NextOffset: 1080
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 .no.prefetch.landmark foo foo_empty foo_empty4 foo_empty5 foo6] vs [foo foo3 foo_empty3 foo4 foo6 foo_empty foo2 foo_empty2 foo_empty4 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo5" vs "foo5"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48103 96228]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 801, NextOffset: 834
     testutil.go:509: Offset: 654, NextOffset: 687
     testutil.go:509: Offset: 834, NextOffset: 970
     testutil.go:509: Offset: 687, NextOffset: 797
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 178, NextOffset: 211
+    testutil.go:509: Offset: 83, NextOffset: 116
+    testutil.go:509: Offset: 211, NextOffset: 320
+    testutil.go:509: Offset: 116, NextOffset: 225
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 970, NextOffset: 1003
     testutil.go:509: Offset: 797, NextOffset: 830
     testutil.go:509: Offset: 1003, NextOffset: 1080
     testutil.go:509: Offset: 830, NextOffset: 907
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 353, NextOffset: 489
     testutil.go:509: Offset: 258, NextOffset: 368
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 489, NextOffset: 522
     testutil.go:509: Offset: 368, NextOffset: 401
     testutil.go:509: Offset: 522, NextOffset: 658
     testutil.go:509: Offset: 401, NextOffset: 511
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 658, NextOffset: 691
+    testutil.go:509: Offset: 511, NextOffset: 544
+    testutil.go:509: Offset: 691, NextOffset: 801
+    testutil.go:509: Offset: 544, NextOffset: 654
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48101 96209]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48101 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96209 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 48103 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96228 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48101,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48103,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48101,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48101,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48103,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":253,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":362,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":395,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":504,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":537,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":646,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":679,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":821,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":175,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":316,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":484,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":652,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":685,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":962,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":995,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty2 foo6] vs [foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo2 foo5 foo6 foo foo_empty foo_empty2 foo3 foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo5 foo6 foo_empty foo4 foo_empty4 foo_empty5 foo] vs [.no.prefetch.landmark foo foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo_empty foo2 foo3 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 504, NextOffset: 537
+    testutil.go:509: Offset: 652, NextOffset: 685
+    testutil.go:509: Offset: 537, NextOffset: 646
+    testutil.go:509: Offset: 685, NextOffset: 794
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 79, NextOffset: 112
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 112, NextOffset: 220
     testutil.go:509: Offset: 208, NextOffset: 316
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 788, NextOffset: 821
-    testutil.go:509: Offset: 962, NextOffset: 995
-    testutil.go:509: Offset: 821, NextOffset: 898
-    testutil.go:509: Offset: 995, NextOffset: 1072
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 362
     testutil.go:509: Offset: 349, NextOffset: 484
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 362, NextOffset: 395
     testutil.go:509: Offset: 484, NextOffset: 517
     testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:509: Offset: 517, NextOffset: 652
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 504, NextOffset: 537
-    testutil.go:509: Offset: 652, NextOffset: 685
-    testutil.go:509: Offset: 537, NextOffset: 646
-    testutil.go:509: Offset: 685, NextOffset: 794
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 646, NextOffset: 679
     testutil.go:509: Offset: 794, NextOffset: 827
     testutil.go:509: Offset: 679, NextOffset: 788
     testutil.go:509: Offset: 827, NextOffset: 962
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 788, NextOffset: 821
+    testutil.go:509: Offset: 962, NextOffset: 995
+    testutil.go:509: Offset: 821, NextOffset: 898
+    testutil.go:509: Offset: 995, NextOffset: 1072
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo2] vs [foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty2 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo_empty foo2 foo3 foo6 .no.prefetch.landmark foo foo_empty2] vs [foo_empty5 foo foo2 foo_empty2 foo3 foo_empty3 foo5 foo6 foo_empty foo4 foo_empty4]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 175, NextOffset: 208
     testutil.go:509: Offset: 79, NextOffset: 112
     testutil.go:509: Offset: 208, NextOffset: 316
     testutil.go:509: Offset: 112, NextOffset: 220
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 484, NextOffset: 517
-    testutil.go:509: Offset: 362, NextOffset: 395
-    testutil.go:509: Offset: 517, NextOffset: 652
-    testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 652, NextOffset: 685
@@ -136830,32 +138161,68 @@
     testutil.go:509: Offset: 685, NextOffset: 794
     testutil.go:509: Offset: 537, NextOffset: 646
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 794, NextOffset: 827
+    testutil.go:509: Offset: 646, NextOffset: 679
+    testutil.go:509: Offset: 827, NextOffset: 962
+    testutil.go:509: Offset: 679, NextOffset: 788
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 484
     testutil.go:509: Offset: 253, NextOffset: 362
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 794, NextOffset: 827
-    testutil.go:509: Offset: 646, NextOffset: 679
-    testutil.go:509: Offset: 827, NextOffset: 962
-    testutil.go:509: Offset: 679, NextOffset: 788
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 484, NextOffset: 517
+    testutil.go:509: Offset: 362, NextOffset: 395
+    testutil.go:509: Offset: 517, NextOffset: 652
+    testutil.go:509: Offset: 395, NextOffset: 504
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 962, NextOffset: 995
     testutil.go:509: Offset: 788, NextOffset: 821
     testutil.go:509: Offset: 995, NextOffset: 1072
     testutil.go:509: Offset: 821, NextOffset: 898
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48103 96213]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":260,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":371,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":404,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":803,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":695,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":976,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1009,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo2 foo3 foo4] vs [.no.prefetch.landmark foo foo2 foo3 foo4 foo5 foo_empty foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty3 foo4] vs [foo_empty4 foo2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:509: Offset: 212, NextOffset: 322
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 371, NextOffset: 404
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 48103 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96213 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48103,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48103,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 662
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 659, NextOffset: 692
@@ -136868,224 +138235,206 @@
     testutil.go:509: Offset: 976, NextOffset: 1009
     testutil.go:509: Offset: 836, NextOffset: 913
     testutil.go:509: Offset: 1009, NextOffset: 1086
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 227, NextOffset: 260
     testutil.go:509: Offset: 322, NextOffset: 355
     testutil.go:509: Offset: 260, NextOffset: 371
     testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 371, NextOffset: 404
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 404, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 662
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 662, NextOffset: 695
     testutil.go:509: Offset: 548, NextOffset: 659
     testutil.go:509: Offset: 695, NextOffset: 806
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo3 foo4 foo5 foo_empty] vs [foo3 foo4 foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo] vs [foo foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 803, NextOffset: 836
-    testutil.go:509: Offset: 1009, NextOffset: 1086
-    testutil.go:509: Offset: 836, NextOffset: 913
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 212, NextOffset: 322
-    testutil.go:509: Offset: 117, NextOffset: 227
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 322, NextOffset: 355
-    testutil.go:509: Offset: 227, NextOffset: 260
-    testutil.go:509: Offset: 355, NextOffset: 492
-    testutil.go:509: Offset: 260, NextOffset: 371
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 371, NextOffset: 404
     testutil.go:509: Offset: 525, NextOffset: 662
     testutil.go:509: Offset: 404, NextOffset: 515
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 662, NextOffset: 695
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 695, NextOffset: 806
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 548, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 322, NextOffset: 355
+    testutil.go:509: Offset: 227, NextOffset: 260
+    testutil.go:509: Offset: 355, NextOffset: 492
+    testutil.go:509: Offset: 260, NextOffset: 371
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 839, NextOffset: 976
     testutil.go:509: Offset: 692, NextOffset: 803
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 976, NextOffset: 1009
+    testutil.go:509: Offset: 803, NextOffset: 836
+    testutil.go:509: Offset: 1009, NextOffset: 1086
+    testutil.go:509: Offset: 836, NextOffset: 913
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 212, NextOffset: 322
+    testutil.go:509: Offset: 117, NextOffset: 227
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48108 96237]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48108 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96237 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48108,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48108,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo3 foo_empty3 foo4 foo5 foo foo_empty foo2 foo_empty2 foo_empty4 foo_empty5] vs [foo4 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo2 foo_empty2 foo_empty3 foo6 foo foo_empty foo3 foo4 foo_empty4] vs [foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo_empty foo_empty5 foo2 foo_empty2 foo3]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 805, NextOffset: 838
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 838, NextOffset: 915
     testutil.go:509: Offset: 1008, NextOffset: 1085
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 403, NextOffset: 515
     testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 661, NextOffset: 694
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 548, NextOffset: 660
     testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 693, NextOffset: 805
     testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 258, NextOffset: 370
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo foo2 foo4 foo6] vs [foo foo_empty foo2 foo_empty2 foo_empty4 foo_empty5 foo6 foo3 foo_empty3 foo4 foo5]
+    testutil.go:401: Directory: "" vs "": [foo5 foo6 .no.prefetch.landmark foo foo_empty foo_empty5 foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4] vs [foo_empty4 foo5 foo_empty5 foo2 foo_empty2 foo_empty3 foo6 foo foo_empty foo3 foo4]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 225, NextOffset: 258
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 548, NextOffset: 660
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 805, NextOffset: 838
-    testutil.go:509: Offset: 1008, NextOffset: 1085
-    testutil.go:509: Offset: 838, NextOffset: 915
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 370, NextOffset: 403
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:509: Offset: 403, NextOffset: 515
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 548, NextOffset: 660
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:509: Offset: 693, NextOffset: 805
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 805, NextOffset: 838
+    testutil.go:509: Offset: 1008, NextOffset: 1085
+    testutil.go:509: Offset: 838, NextOffset: 915
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48103 96228]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48103 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96228 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48103,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48103,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo4 foo5] vs [foo3 foo4 foo_empty4 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo6 foo_empty]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 117, NextOffset: 229
-    testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo foo4 foo_empty4] vs [foo foo_empty foo_empty2 foo_empty3 foo5 foo6 .no.prefetch.landmark foo2 foo3 foo4 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 408, NextOffset: 521
     testutil.go:509: Offset: 530, NextOffset: 667
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 983, NextOffset: 1016
     testutil.go:509: Offset: 846, NextOffset: 923
     testutil.go:509: Offset: 1016, NextOffset: 1093
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:509: Offset: 215, NextOffset: 327
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 554, NextOffset: 667
     testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo6 foo_empty foo3 foo4 foo_empty4 .no.prefetch.landmark foo] vs [foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo4 foo5 foo]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo_empty3 foo5 foo6 .no.prefetch.landmark foo2 foo3 foo4 foo_empty4 foo_empty5] vs [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo foo4 foo_empty4]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 215, NextOffset: 327
     testutil.go:509: Offset: 117, NextOffset: 229
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
@@ -137093,13 +138442,16 @@
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 983, NextOffset: 1016
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 1016, NextOffset: 1093
     testutil.go:509: Offset: 846, NextOffset: 923
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:509: Offset: 262, NextOffset: 375
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 375, NextOffset: 408
@@ -137111,40 +138463,18 @@
     testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:509: Offset: 554, NextOffset: 667
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48108 96221]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48108 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48108,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48108,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo4 foo5 foo_empty5 foo2 foo_empty2 foo_empty3 foo_empty4 foo6] vs [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 foo_empty2 foo4 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 224, NextOffset: 257
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 257, NextOffset: 369
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo_empty2 foo3] vs [foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo foo_empty foo3 foo4]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 804, NextOffset: 837
     testutil.go:509: Offset: 975, NextOffset: 1008
@@ -137155,72 +138485,113 @@
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 113, NextOffset: 224
     testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 224, NextOffset: 257
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 369, NextOffset: 402
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 402, NextOffset: 514
     testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 514, NextOffset: 547
     testutil.go:509: Offset: 661, NextOffset: 694
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48103 96213]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 547, NextOffset: 659
     testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 806, NextOffset: 839
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 692, NextOffset: 804
     testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 foo_empty2 foo4 foo_empty4 foo6 .no.prefetch.landmark foo] vs [foo_empty2 foo_empty3 foo_empty4 foo6 foo foo_empty foo3 foo4 foo5 foo_empty5 foo2]
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo foo_empty foo3] vs [foo5 foo_empty5 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty foo_empty4]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:509: Offset: 113, NextOffset: 224
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 224, NextOffset: 257
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:509: Offset: 257, NextOffset: 369
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 369, NextOffset: 402
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:509: Offset: 402, NextOffset: 514
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 514, NextOffset: 547
     testutil.go:509: Offset: 694, NextOffset: 806
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 547, NextOffset: 659
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 804, NextOffset: 837
     testutil.go:509: Offset: 1008, NextOffset: 1085
     testutil.go:509: Offset: 837, NextOffset: 914
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 224, NextOffset: 257
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 48103 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96213 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48103,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48103,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo6 foo foo2 foo3 foo5] vs [foo_empty2 foo_empty3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty5 foo6]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty4 foo5 foo_empty5 foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo6] vs [foo6 foo foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 118, NextOffset: 231
+    testutil.go:509: Offset: 216, NextOffset: 329
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:509: Offset: 362, NextOffset: 500
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
@@ -137228,27 +138599,17 @@
     testutil.go:509: Offset: 671, NextOffset: 704
     testutil.go:509: Offset: 558, NextOffset: 672
     testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 819, NextOffset: 852
     testutil.go:509: Offset: 989, NextOffset: 1022
     testutil.go:509: Offset: 852, NextOffset: 929
     testutil.go:509: Offset: 1022, NextOffset: 1099
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 231, NextOffset: 264
-    testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 264, NextOffset: 378
-    testutil.go:509: Offset: 362, NextOffset: 500
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 378, NextOffset: 411
     testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 411, NextOffset: 525
     testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 672, NextOffset: 705
     testutil.go:509: Offset: 818, NextOffset: 851
@@ -137256,24 +138617,12 @@
     testutil.go:509: Offset: 851, NextOffset: 989
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty5 foo6 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 .no.prefetch.landmark] vs [foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo6 foo foo2 foo3 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 329, NextOffset: 362
-    testutil.go:509: Offset: 231, NextOffset: 264
-    testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:509: Offset: 264, NextOffset: 378
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo5 foo6 foo foo2 foo3] vs [foo2 foo_empty2 foo_empty3 foo4 foo6 foo3 foo_empty4 foo5 foo_empty5 foo foo_empty]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 500, NextOffset: 533
     testutil.go:509: Offset: 378, NextOffset: 411
     testutil.go:509: Offset: 533, NextOffset: 671
     testutil.go:509: Offset: 411, NextOffset: 525
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 989, NextOffset: 1022
-    testutil.go:509: Offset: 819, NextOffset: 852
-    testutil.go:509: Offset: 1022, NextOffset: 1099
-    testutil.go:509: Offset: 852, NextOffset: 929
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 671, NextOffset: 704
@@ -137281,92 +138630,96 @@
     testutil.go:509: Offset: 704, NextOffset: 818
     testutil.go:509: Offset: 558, NextOffset: 672
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 818, NextOffset: 851
     testutil.go:509: Offset: 672, NextOffset: 705
     testutil.go:509: Offset: 851, NextOffset: 989
     testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 989, NextOffset: 1022
+    testutil.go:509: Offset: 819, NextOffset: 852
+    testutil.go:509: Offset: 1022, NextOffset: 1099
+    testutil.go:509: Offset: 852, NextOffset: 929
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 85, NextOffset: 118
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48108 96237]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 216, NextOffset: 329
     testutil.go:509: Offset: 118, NextOffset: 231
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 329, NextOffset: 362
+    testutil.go:509: Offset: 231, NextOffset: 264
+    testutil.go:509: Offset: 362, NextOffset: 500
+    testutil.go:509: Offset: 264, NextOffset: 378
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48100 96226]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48108 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96237 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48100 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96226 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48108,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48100,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48108,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48100,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty5 foo6 foo_empty2 foo3 foo_empty4 foo5 foo foo_empty foo2] vs [foo foo_empty foo2 foo3 foo_empty3 foo4 .no.prefetch.landmark foo_empty2 foo_empty4 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 805, NextOffset: 838
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 838, NextOffset: 915
-    testutil.go:509: Offset: 1008, NextOffset: 1085
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 370, NextOffset: 403
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 660, NextOffset: 693
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 693, NextOffset: 805
-    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo2 foo_empty2 foo5] vs [.no.prefetch.landmark foo foo_empty foo2 foo3 foo4 foo5 foo_empty5 foo_empty2 foo_empty3 foo_empty4 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 114, NextOffset: 225
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 370, NextOffset: 403
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 548, NextOffset: 660
     testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo4 .no.prefetch.landmark foo_empty2 foo_empty4 foo5 foo_empty5 foo6] vs [foo_empty foo2 foo_empty3 foo4 foo_empty5 foo6 foo_empty2 foo3 foo_empty4 foo5 foo]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 805, NextOffset: 838
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 838, NextOffset: 915
+    testutil.go:509: Offset: 1008, NextOffset: 1085
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 660, NextOffset: 693
-    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 693, NextOffset: 805
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo3 foo4 foo5 foo_empty5 foo_empty2 foo_empty3 foo_empty4 foo6] vs [foo foo_empty foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo2 foo_empty2 foo5]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 805, NextOffset: 838
@@ -137388,77 +138741,99 @@
     testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 515, NextOffset: 548
     testutil.go:509: Offset: 694, NextOffset: 806
     testutil.go:509: Offset: 548, NextOffset: 660
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 660, NextOffset: 693
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 693, NextOffset: 805
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48108 96221]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48100 96211]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 48108 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96221 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48108,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48108,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo5 foo foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2] vs [foo_empty foo_empty2 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo2 foo3 foo_empty3 foo_empty5 foo]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 521, NextOffset: 554
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo_empty3 foo5 foo6 foo foo_empty foo2] vs [foo_empty4 foo5 foo2 foo3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 554, NextOffset: 667
+    testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 983, NextOffset: 1016
     testutil.go:509: Offset: 846, NextOffset: 923
     testutil.go:509: Offset: 1016, NextOffset: 1093
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 117
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 117, NextOffset: 229
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48100 in stargz, uncompressed length 67584
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 215, NextOffset: 327
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 229, NextOffset: 262
     testutil.go:509: Offset: 327, NextOffset: 360
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 96211 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48100,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48100,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48100,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 262, NextOffset: 375
     testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 408, NextOffset: 521
     testutil.go:509: Offset: 530, NextOffset: 667
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 554, NextOffset: 667
     testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo2 foo3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3] vs [foo3 foo4 foo_empty4 foo_empty5 foo_empty3 foo5 foo6 foo foo_empty foo2 foo_empty2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:509: Offset: 84, NextOffset: 117
     testutil.go:509: Offset: 215, NextOffset: 327
+    testutil.go:509: Offset: 117, NextOffset: 229
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo2 foo3 foo_empty3 foo_empty5] vs [foo_empty5 foo6 foo_empty foo2 foo3 foo_empty3 foo5 foo foo_empty2 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 327, NextOffset: 360
     testutil.go:509: Offset: 229, NextOffset: 262
@@ -137469,140 +138844,135 @@
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 530, NextOffset: 667
     testutil.go:509: Offset: 408, NextOffset: 521
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 84, NextOffset: 117
-    testutil.go:509: Offset: 215, NextOffset: 327
-    testutil.go:509: Offset: 117, NextOffset: 229
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:509: Offset: 554, NextOffset: 667
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 846, NextOffset: 983
-    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 983, NextOffset: 1016
     testutil.go:509: Offset: 813, NextOffset: 846
     testutil.go:509: Offset: 1016, NextOffset: 1093
     testutil.go:509: Offset: 846, NextOffset: 923
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo2 foo3 foo_empty4 foo6 foo] vs [foo_empty5 foo6 foo foo_empty foo_empty3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo2 foo_empty2 foo3]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 224, NextOffset: 257
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 257, NextOffset: 369
-    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty foo_empty3 foo5 foo_empty5 foo6] vs [foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo5 foo_empty5 foo_empty2 foo_empty3 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 369, NextOffset: 402
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 402, NextOffset: 514
     testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 837, NextOffset: 914
-    testutil.go:509: Offset: 1008, NextOffset: 1085
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 514, NextOffset: 547
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 547, NextOffset: 659
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 659, NextOffset: 692
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 692, NextOffset: 804
     testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty5 foo6 foo foo_empty foo_empty3 foo4 foo_empty4 foo5] vs [foo6 foo foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo2 foo3 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 1008, NextOffset: 1085
+    testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 837, NextOffset: 914
+    testutil.go:509: Offset: 1008, NextOffset: 1085
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 113, NextOffset: 224
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 224, NextOffset: 257
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo5 foo_empty5] vs [foo6 foo foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty foo_empty3 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:509: Offset: 113, NextOffset: 224
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 547, NextOffset: 659
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:509: Offset: 692, NextOffset: 804
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 257, NextOffset: 369
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 369, NextOffset: 402
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:509: Offset: 402, NextOffset: 514
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 692, NextOffset: 804
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 514, NextOffset: 547
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 804, NextOffset: 837
+    testutil.go:509: Offset: 1008, NextOffset: 1085
+    testutil.go:509: Offset: 837, NextOffset: 914
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48106 96234]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48109 96237]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96234 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48109 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96237 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48109,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48109,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48109,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48109,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty4 foo_empty5] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty foo_empty3 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo4 foo_empty4 foo5 foo6] vs [foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty3 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 672, NextOffset: 705
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:509: Offset: 851, NextOffset: 989
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 819, NextOffset: 852
     testutil.go:509: Offset: 989, NextOffset: 1022
@@ -137626,169 +138996,159 @@
     testutil.go:509: Offset: 411, NextOffset: 525
     testutil.go:509: Offset: 533, NextOffset: 671
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 525, NextOffset: 558
     testutil.go:509: Offset: 671, NextOffset: 704
     testutil.go:509: Offset: 558, NextOffset: 672
     testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo4 foo_empty4 foo5] vs [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty3 foo_empty4 foo5 foo foo_empty foo2 foo_empty2 foo3] vs [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo4 foo_empty4 foo5 foo6]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 378, NextOffset: 411
+    testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:509: Offset: 411, NextOffset: 525
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 671, NextOffset: 704
+    testutil.go:509: Offset: 525, NextOffset: 558
+    testutil.go:509: Offset: 704, NextOffset: 818
+    testutil.go:509: Offset: 558, NextOffset: 672
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 989, NextOffset: 1022
     testutil.go:509: Offset: 819, NextOffset: 852
     testutil.go:509: Offset: 1022, NextOffset: 1099
     testutil.go:509: Offset: 852, NextOffset: 929
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 851, NextOffset: 989
+    testutil.go:509: Offset: 705, NextOffset: 819
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 216, NextOffset: 329
     testutil.go:509: Offset: 118, NextOffset: 231
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 329, NextOffset: 362
     testutil.go:509: Offset: 231, NextOffset: 264
     testutil.go:509: Offset: 362, NextOffset: 500
     testutil.go:509: Offset: 264, NextOffset: 378
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 378, NextOffset: 411
-    testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:509: Offset: 411, NextOffset: 525
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 671, NextOffset: 704
-    testutil.go:509: Offset: 525, NextOffset: 558
-    testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:509: Offset: 558, NextOffset: 672
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 851, NextOffset: 989
-    testutil.go:509: Offset: 705, NextOffset: 819
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":114,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":225,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":258,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":370,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":403,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":548,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":660,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":693,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":805,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":838,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty3 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5] vs [foo6 foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty2 foo5]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 323, NextOffset: 356
-    testutil.go:509: Offset: 258, NextOffset: 370
-    testutil.go:509: Offset: 356, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 370, NextOffset: 403
-    testutil.go:509: Offset: 492, NextOffset: 525
-    testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:509: Offset: 525, NextOffset: 661
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 548, NextOffset: 660
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo_empty foo2 foo_empty2 foo4 foo6 foo foo3 foo_empty3 foo_empty4 foo5] vs [foo6 foo foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 805, NextOffset: 838
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 838, NextOffset: 915
+    testutil.go:509: Offset: 1008, NextOffset: 1085
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 81, NextOffset: 114
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 114, NextOffset: 225
     testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 370, NextOffset: 403
+    testutil.go:509: Offset: 492, NextOffset: 525
+    testutil.go:509: Offset: 403, NextOffset: 515
+    testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 806, NextOffset: 839
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 693, NextOffset: 805
     testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 805, NextOffset: 838
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 838, NextOffset: 915
-    testutil.go:509: Offset: 1008, NextOffset: 1085
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty2] vs [foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo foo_empty3 foo_empty4 foo5 foo6]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 225, NextOffset: 258
-    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 258, NextOffset: 370
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 548, NextOffset: 660
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3] vs [foo_empty foo2 foo_empty2 foo4 foo6 foo foo3 foo_empty3 foo_empty4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 370, NextOffset: 403
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:509: Offset: 403, NextOffset: 515
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 515, NextOffset: 548
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 548, NextOffset: 660
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 81, NextOffset: 114
-    testutil.go:509: Offset: 212, NextOffset: 323
-    testutil.go:509: Offset: 114, NextOffset: 225
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 660, NextOffset: 693
     testutil.go:509: Offset: 839, NextOffset: 975
     testutil.go:509: Offset: 693, NextOffset: 805
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 975, NextOffset: 1008
     testutil.go:509: Offset: 805, NextOffset: 838
     testutil.go:509: Offset: 1008, NextOffset: 1085
     testutil.go:509: Offset: 838, NextOffset: 915
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 81, NextOffset: 114
+    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:509: Offset: 114, NextOffset: 225
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 515, NextOffset: 548
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 548, NextOffset: 660
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 323, NextOffset: 356
+    testutil.go:509: Offset: 225, NextOffset: 258
+    testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:509: Offset: 258, NextOffset: 370
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48106 96218]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48109 96222]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96218 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48109 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96222 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48109,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48109,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48109,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48109,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":117,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":262,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":375,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":408,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":521,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":554,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":327,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":360,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":530,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":667,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":700,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":813,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":846,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":983,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1016,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo6 foo foo_empty foo3 foo_empty4 foo5 foo_empty5 foo2 foo_empty2] vs [foo_empty5 foo2 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo4 foo5]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 262, NextOffset: 375
-    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:401: Directory: "" vs "": [foo foo3 foo_empty4 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo_empty3 foo4 foo6] vs [.no.prefetch.landmark foo foo_empty foo3 foo_empty3 foo4 foo5 foo_empty5 foo2 foo_empty2 foo_empty4 foo6]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
@@ -137806,7 +139166,8 @@
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 117, NextOffset: 229
     testutil.go:509: Offset: 215, NextOffset: 327
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 497, NextOffset: 530
@@ -137819,9 +139180,28 @@
     testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:509: Offset: 846, NextOffset: 983
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:509: Offset: 360, NextOffset: 497
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo4 foo5 foo_empty5 foo2] vs [foo2 foo_empty2 foo_empty3 foo4 foo6 foo foo_empty foo3 foo_empty4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo3 foo_empty3 foo4 foo5 foo_empty5 foo2 foo_empty2 foo_empty4 foo6] vs [foo foo3 foo_empty4 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo_empty3 foo4 foo6]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 813, NextOffset: 846
+    testutil.go:509: Offset: 667, NextOffset: 700
+    testutil.go:509: Offset: 846, NextOffset: 983
+    testutil.go:509: Offset: 700, NextOffset: 813
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 327, NextOffset: 360
+    testutil.go:509: Offset: 229, NextOffset: 262
+    testutil.go:509: Offset: 360, NextOffset: 497
+    testutil.go:509: Offset: 262, NextOffset: 375
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 983, NextOffset: 1016
@@ -137834,263 +139214,215 @@
     testutil.go:509: Offset: 215, NextOffset: 327
     testutil.go:509: Offset: 117, NextOffset: 229
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 497, NextOffset: 530
     testutil.go:509: Offset: 375, NextOffset: 408
     testutil.go:509: Offset: 530, NextOffset: 667
     testutil.go:509: Offset: 408, NextOffset: 521
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 667, NextOffset: 700
     testutil.go:509: Offset: 521, NextOffset: 554
     testutil.go:509: Offset: 700, NextOffset: 813
     testutil.go:509: Offset: 554, NextOffset: 667
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 813, NextOffset: 846
-    testutil.go:509: Offset: 667, NextOffset: 700
-    testutil.go:509: Offset: 846, NextOffset: 983
-    testutil.go:509: Offset: 700, NextOffset: 813
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 327, NextOffset: 360
-    testutil.go:509: Offset: 229, NextOffset: 262
-    testutil.go:509: Offset: 360, NextOffset: 497
-    testutil.go:509: Offset: 262, NextOffset: 375
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":113,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":257,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":402,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":514,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":547,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":659,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":692,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":212,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":525,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":661,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":694,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":806,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":839,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":975,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1008,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo foo_empty foo_empty2 foo_empty3 foo_empty5 foo6 foo2 foo3 foo4] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo_empty foo4 foo_empty4 foo5 foo6]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 806, NextOffset: 839
-    testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:509: Offset: 839, NextOffset: 975
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 113
-    testutil.go:509: Offset: 179, NextOffset: 212
-    testutil.go:509: Offset: 113, NextOffset: 224
-    testutil.go:509: Offset: 212, NextOffset: 323
+    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty4 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4] vs [foo foo_empty foo2 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo_empty2 foo3 foo4 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 837, NextOffset: 914
-    testutil.go:509: Offset: 1008, NextOffset: 1085
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 257, NextOffset: 369
     testutil.go:509: Offset: 356, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 369, NextOffset: 402
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 402, NextOffset: 514
     testutil.go:509: Offset: 525, NextOffset: 661
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 514, NextOffset: 547
     testutil.go:509: Offset: 661, NextOffset: 694
     testutil.go:509: Offset: 547, NextOffset: 659
     testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo_empty foo4 foo_empty4 foo5 foo6] vs [foo foo_empty foo_empty2 foo_empty3 foo_empty5 foo6 foo2 foo3 foo4 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 661, NextOffset: 694
-    testutil.go:509: Offset: 514, NextOffset: 547
-    testutil.go:509: Offset: 694, NextOffset: 806
-    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 804, NextOffset: 837
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 837, NextOffset: 914
+    testutil.go:509: Offset: 1008, NextOffset: 1085
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 113
+    testutil.go:509: Offset: 179, NextOffset: 212
+    testutil.go:509: Offset: 113, NextOffset: 224
+    testutil.go:509: Offset: 212, NextOffset: 323
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 659, NextOffset: 692
-    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 806, NextOffset: 839
     testutil.go:509: Offset: 692, NextOffset: 804
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 975, NextOffset: 1008
-    testutil.go:509: Offset: 804, NextOffset: 837
-    testutil.go:509: Offset: 1008, NextOffset: 1085
-    testutil.go:509: Offset: 837, NextOffset: 914
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty2 foo3 foo4 foo5 foo_empty5 foo foo_empty foo2 foo_empty3 foo_empty4 foo6] vs [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo6 foo foo_empty4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 212
     testutil.go:509: Offset: 80, NextOffset: 113
     testutil.go:509: Offset: 212, NextOffset: 323
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48104 96232]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 113, NextOffset: 224
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 356
     testutil.go:509: Offset: 224, NextOffset: 257
     testutil.go:509: Offset: 356, NextOffset: 492
     testutil.go:509: Offset: 257, NextOffset: 369
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 804, NextOffset: 837
+    testutil.go:509: Offset: 1008, NextOffset: 1085
+    testutil.go:509: Offset: 837, NextOffset: 914
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 525
     testutil.go:509: Offset: 369, NextOffset: 402
     testutil.go:509: Offset: 525, NextOffset: 661
     testutil.go:509: Offset: 402, NextOffset: 514
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 661, NextOffset: 694
+    testutil.go:509: Offset: 514, NextOffset: 547
+    testutil.go:509: Offset: 694, NextOffset: 806
+    testutil.go:509: Offset: 547, NextOffset: 659
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 806, NextOffset: 839
+    testutil.go:509: Offset: 659, NextOffset: 692
+    testutil.go:509: Offset: 839, NextOffset: 975
+    testutil.go:509: Offset: 692, NextOffset: 804
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 48104 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96232 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48109 96237]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 48109 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96237 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48104,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48109,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48109,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48104,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48109,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48109,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":118,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":231,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":264,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":378,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":411,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":525,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":558,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":705,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":819,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":852,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":216,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":329,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":362,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":533,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":671,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":704,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":818,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":851,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":989,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1022,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo_empty5 foo foo_empty foo4 foo5 foo6 foo2 foo_empty2 foo3] vs [foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 .no.prefetch.landmark foo3 foo4 foo5]
+    testutil.go:401: Directory: "" vs "": [foo6 foo_empty foo2 foo_empty4 foo5 foo_empty5 foo foo_empty2 foo3 foo_empty3 foo4] vs [foo3 foo_empty3 foo6 foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 118, NextOffset: 231
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 378, NextOffset: 411
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 411, NextOffset: 525
+    testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 525, NextOffset: 558
     testutil.go:509: Offset: 671, NextOffset: 704
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 558, NextOffset: 672
     testutil.go:509: Offset: 704, NextOffset: 818
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 672, NextOffset: 705
-    testutil.go:509: Offset: 818, NextOffset: 851
-    testutil.go:509: Offset: 705, NextOffset: 819
-    testutil.go:509: Offset: 851, NextOffset: 989
     testutil.go:395: Comparing: "foo6" vs "foo6"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 819, NextOffset: 852
     testutil.go:509: Offset: 989, NextOffset: 1022
     testutil.go:509: Offset: 852, NextOffset: 929
     testutil.go:509: Offset: 1022, NextOffset: 1099
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 231, NextOffset: 264
     testutil.go:509: Offset: 329, NextOffset: 362
     testutil.go:509: Offset: 264, NextOffset: 378
     testutil.go:509: Offset: 362, NextOffset: 500
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 378, NextOffset: 411
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 411, NextOffset: 525
-    testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 672, NextOffset: 705
+    testutil.go:509: Offset: 818, NextOffset: 851
+    testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:509: Offset: 851, NextOffset: 989
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3 foo4 foo5 foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5] vs [foo_empty foo4 foo5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 216, NextOffset: 329
-    testutil.go:509: Offset: 118, NextOffset: 231
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo6 foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo] vs [foo_empty foo2 foo_empty4 foo5 foo_empty5 foo foo_empty2 foo3 foo_empty3 foo4 foo6]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 329, NextOffset: 362
     testutil.go:509: Offset: 231, NextOffset: 264
     testutil.go:509: Offset: 362, NextOffset: 500
     testutil.go:509: Offset: 264, NextOffset: 378
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 500, NextOffset: 533
-    testutil.go:509: Offset: 378, NextOffset: 411
-    testutil.go:509: Offset: 533, NextOffset: 671
-    testutil.go:509: Offset: 411, NextOffset: 525
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 671, NextOffset: 704
     testutil.go:509: Offset: 525, NextOffset: 558
     testutil.go:509: Offset: 704, NextOffset: 818
     testutil.go:509: Offset: 558, NextOffset: 672
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 818, NextOffset: 851
     testutil.go:509: Offset: 672, NextOffset: 705
     testutil.go:509: Offset: 851, NextOffset: 989
     testutil.go:509: Offset: 705, NextOffset: 819
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 216, NextOffset: 329
+    testutil.go:509: Offset: 118, NextOffset: 231
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 500, NextOffset: 533
+    testutil.go:509: Offset: 378, NextOffset: 411
+    testutil.go:509: Offset: 533, NextOffset: 671
+    testutil.go:509: Offset: 411, NextOffset: 525
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 989, NextOffset: 1022
     testutil.go:509: Offset: 819, NextOffset: 852
     testutil.go:509: Offset: 1022, NextOffset: 1099
     testutil.go:509: Offset: 852, NextOffset: 929
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48104 96216]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":131,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":168,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1108,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1145,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1760,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":344,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":669,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":706,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1029,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1066,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1389,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1426,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1715,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2075,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo5 foo6 foo_empty foo_empty3 foo_empty4 foo_empty5 foo foo2 foo_empty2] vs [foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 131, NextOffset: 168
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 168, NextOffset: 456
-    testutil.go:509: Offset: 381, NextOffset: 669
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 456, NextOffset: 493
-    testutil.go:509: Offset: 669, NextOffset: 706
-    testutil.go:509: Offset: 493, NextOffset: 782
-    testutil.go:509: Offset: 706, NextOffset: 1029
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty3 foo_empty4] vs [foo foo2 foo_empty2 foo4 foo6 .no.prefetch.landmark foo_empty foo3 foo_empty3 foo_empty4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 782, NextOffset: 819
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48104 in stargz, uncompressed length 67584
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1029, NextOffset: 1066
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 96216 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 819, NextOffset: 1108
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48104,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48104,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1066, NextOffset: 1389
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1108, NextOffset: 1145
     testutil.go:509: Offset: 1389, NextOffset: 1426
@@ -138101,203 +139433,212 @@
     testutil.go:509: Offset: 1715, NextOffset: 1752
     testutil.go:509: Offset: 1471, NextOffset: 1760
     testutil.go:509: Offset: 1752, NextOffset: 2075
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1760, NextOffset: 1797
     testutil.go:509: Offset: 2075, NextOffset: 2112
     testutil.go:509: Offset: 1797, NextOffset: 1942
     testutil.go:509: Offset: 2112, NextOffset: 2257
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 131, NextOffset: 168
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 168, NextOffset: 456
+    testutil.go:509: Offset: 381, NextOffset: 669
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 456, NextOffset: 493
+    testutil.go:509: Offset: 669, NextOffset: 706
+    testutil.go:509: Offset: 493, NextOffset: 782
+    testutil.go:509: Offset: 706, NextOffset: 1029
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo5 foo foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2] vs [foo_empty foo_empty3 foo_empty4 foo_empty5 foo foo2 foo_empty2 foo3 foo4 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo foo2 foo_empty2 foo4 foo6 .no.prefetch.landmark foo_empty foo3 foo_empty3] vs [foo foo_empty foo2 foo_empty3 foo_empty4 foo_empty2 foo3 foo4 foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1029, NextOffset: 1066
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 1066, NextOffset: 1389
     testutil.go:509: Offset: 819, NextOffset: 1108
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1108, NextOffset: 1145
-    testutil.go:509: Offset: 1426, NextOffset: 1715
-    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1715, NextOffset: 1752
     testutil.go:509: Offset: 1434, NextOffset: 1471
     testutil.go:509: Offset: 1752, NextOffset: 2075
     testutil.go:509: Offset: 1471, NextOffset: 1760
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 344, NextOffset: 381
     testutil.go:509: Offset: 131, NextOffset: 168
     testutil.go:509: Offset: 381, NextOffset: 669
     testutil.go:509: Offset: 168, NextOffset: 456
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2075, NextOffset: 2112
-    testutil.go:509: Offset: 1760, NextOffset: 1797
-    testutil.go:509: Offset: 2112, NextOffset: 2257
-    testutil.go:509: Offset: 1797, NextOffset: 1942
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 669, NextOffset: 706
     testutil.go:509: Offset: 456, NextOffset: 493
     testutil.go:509: Offset: 706, NextOffset: 1029
     testutil.go:509: Offset: 493, NextOffset: 782
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1389, NextOffset: 1426
+    testutil.go:509: Offset: 1108, NextOffset: 1145
+    testutil.go:509: Offset: 1426, NextOffset: 1715
+    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2075, NextOffset: 2112
+    testutil.go:509: Offset: 1760, NextOffset: 1797
+    testutil.go:509: Offset: 2112, NextOffset: 2257
+    testutil.go:509: Offset: 1797, NextOffset: 1942
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48109 96222]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48109 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96222 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48109,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48109,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48109,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48109,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":831,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1123,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1160,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1452,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1489,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":675,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":712,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1040,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1077,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1404,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1441,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1733,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1770,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2097,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty5 foo6 foo foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty foo_empty2] vs [foo_empty4 foo5 foo6 foo foo2 foo_empty2 foo_empty3 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo4]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1452, NextOffset: 1489
-    testutil.go:509: Offset: 1733, NextOffset: 1770
-    testutil.go:509: Offset: 1489, NextOffset: 1782
-    testutil.go:509: Offset: 1770, NextOffset: 2097
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty3 foo4 foo5] vs [foo5 .no.prefetch.landmark foo foo_empty foo2 foo4 foo_empty4 foo_empty5 foo6 foo_empty2 foo3 foo_empty3]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1123, NextOffset: 1160
     testutil.go:509: Offset: 1404, NextOffset: 1441
     testutil.go:509: Offset: 1160, NextOffset: 1452
     testutil.go:509: Offset: 1441, NextOffset: 1733
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1782, NextOffset: 1819
-    testutil.go:509: Offset: 2097, NextOffset: 2134
-    testutil.go:509: Offset: 1819, NextOffset: 1964
-    testutil.go:509: Offset: 2134, NextOffset: 2279
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 171, NextOffset: 463
-    testutil.go:509: Offset: 383, NextOffset: 675
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1452, NextOffset: 1489
+    testutil.go:509: Offset: 1733, NextOffset: 1770
+    testutil.go:509: Offset: 1489, NextOffset: 1782
+    testutil.go:509: Offset: 1770, NextOffset: 2097
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 463, NextOffset: 500
     testutil.go:509: Offset: 675, NextOffset: 712
     testutil.go:509: Offset: 500, NextOffset: 794
     testutil.go:509: Offset: 712, NextOffset: 1040
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 794, NextOffset: 831
     testutil.go:509: Offset: 1040, NextOffset: 1077
     testutil.go:509: Offset: 831, NextOffset: 1123
     testutil.go:509: Offset: 1077, NextOffset: 1404
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo4 foo_empty4 foo5 foo6 foo foo2] vs [foo foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty foo_empty2 foo4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1733, NextOffset: 1770
-    testutil.go:509: Offset: 1452, NextOffset: 1489
-    testutil.go:509: Offset: 1770, NextOffset: 2097
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1489, NextOffset: 1782
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2097, NextOffset: 2134
     testutil.go:509: Offset: 1782, NextOffset: 1819
-    testutil.go:509: Offset: 2134, NextOffset: 2279
+    testutil.go:509: Offset: 2097, NextOffset: 2134
     testutil.go:509: Offset: 1819, NextOffset: 1964
+    testutil.go:509: Offset: 2134, NextOffset: 2279
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 171, NextOffset: 463
+    testutil.go:509: Offset: 383, NextOffset: 675
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo4 foo_empty4 foo_empty5 foo6 foo_empty2 foo3 foo_empty3 foo5] vs [foo_empty2 foo3 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty3 foo4 foo5 foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 383, NextOffset: 675
     testutil.go:509: Offset: 171, NextOffset: 463
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 675, NextOffset: 712
     testutil.go:509: Offset: 463, NextOffset: 500
     testutil.go:509: Offset: 712, NextOffset: 1040
     testutil.go:509: Offset: 500, NextOffset: 794
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1040, NextOffset: 1077
-    testutil.go:509: Offset: 794, NextOffset: 831
-    testutil.go:509: Offset: 1077, NextOffset: 1404
-    testutil.go:509: Offset: 831, NextOffset: 1123
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1404, NextOffset: 1441
     testutil.go:509: Offset: 1123, NextOffset: 1160
     testutil.go:509: Offset: 1441, NextOffset: 1733
     testutil.go:509: Offset: 1160, NextOffset: 1452
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2097, NextOffset: 2134
+    testutil.go:509: Offset: 1782, NextOffset: 1819
+    testutil.go:509: Offset: 2134, NextOffset: 2279
+    testutil.go:509: Offset: 1819, NextOffset: 1964
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1040, NextOffset: 1077
+    testutil.go:509: Offset: 794, NextOffset: 831
+    testutil.go:509: Offset: 1077, NextOffset: 1404
+    testutil.go:509: Offset: 831, NextOffset: 1123
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1733, NextOffset: 1770
+    testutil.go:509: Offset: 1452, NextOffset: 1489
+    testutil.go:509: Offset: 1770, NextOffset: 2097
+    testutil.go:509: Offset: 1489, NextOffset: 1782
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48104 96232]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48104 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96232 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48104,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48104,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":459,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":496,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1111,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1148,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1765,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1033,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1070,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1395,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1432,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1759,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2084,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2121,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo2 foo_empty2 foo_empty3 foo] vs [.no.prefetch.landmark foo foo_empty foo2 foo3 foo4 foo5 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 170, NextOffset: 459
-    testutil.go:509: Offset: 383, NextOffset: 672
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 785, NextOffset: 822
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1033, NextOffset: 1070
-    testutil.go:509: Offset: 822, NextOffset: 1111
-    testutil.go:509: Offset: 1070, NextOffset: 1395
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1111, NextOffset: 1148
-    testutil.go:509: Offset: 1395, NextOffset: 1432
-    testutil.go:509: Offset: 1148, NextOffset: 1438
-    testutil.go:509: Offset: 1432, NextOffset: 1722
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo foo3 foo_empty3 foo5 foo6] vs [foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo6 foo foo_empty foo2]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1438, NextOffset: 1475
     testutil.go:509: Offset: 1722, NextOffset: 1759
     testutil.go:509: Offset: 1475, NextOffset: 1765
     testutil.go:509: Offset: 1759, NextOffset: 2084
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1765, NextOffset: 1802
     testutil.go:509: Offset: 2084, NextOffset: 2121
     testutil.go:509: Offset: 1802, NextOffset: 1947
     testutil.go:509: Offset: 2121, NextOffset: 2266
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 459, NextOffset: 496
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 496, NextOffset: 785
     testutil.go:509: Offset: 709, NextOffset: 1033
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1111, NextOffset: 1148
+    testutil.go:509: Offset: 1395, NextOffset: 1432
+    testutil.go:509: Offset: 1148, NextOffset: 1438
+    testutil.go:509: Offset: 1432, NextOffset: 1722
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 170, NextOffset: 459
+    testutil.go:509: Offset: 383, NextOffset: 672
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 1033, NextOffset: 1070
+    testutil.go:509: Offset: 822, NextOffset: 1111
+    testutil.go:509: Offset: 1070, NextOffset: 1395
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo4 foo5 foo_empty2 foo_empty3 foo_empty4 foo_empty5] vs [foo2 foo_empty2 foo_empty3 foo foo_empty foo3 foo4 foo_empty4 foo5 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo2 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo6 foo foo_empty] vs [foo_empty5 foo foo3 foo_empty3 foo5 foo6 foo_empty foo2 foo_empty2 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2084, NextOffset: 2121
+    testutil.go:509: Offset: 1765, NextOffset: 1802
+    testutil.go:509: Offset: 2121, NextOffset: 2266
+    testutil.go:509: Offset: 1802, NextOffset: 1947
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 133, NextOffset: 170
@@ -138309,250 +139650,256 @@
     testutil.go:509: Offset: 459, NextOffset: 496
     testutil.go:509: Offset: 709, NextOffset: 1033
     testutil.go:509: Offset: 496, NextOffset: 785
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1033, NextOffset: 1070
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 1070, NextOffset: 1395
-    testutil.go:509: Offset: 822, NextOffset: 1111
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1395, NextOffset: 1432
     testutil.go:509: Offset: 1111, NextOffset: 1148
     testutil.go:509: Offset: 1432, NextOffset: 1722
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1148, NextOffset: 1438
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1722, NextOffset: 1759
     testutil.go:509: Offset: 1438, NextOffset: 1475
     testutil.go:509: Offset: 1759, NextOffset: 2084
     testutil.go:509: Offset: 1475, NextOffset: 1765
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2084, NextOffset: 2121
-    testutil.go:509: Offset: 1765, NextOffset: 1802
-    testutil.go:509: Offset: 2121, NextOffset: 2266
-    testutil.go:509: Offset: 1802, NextOffset: 1947
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48107 96233]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1033, NextOffset: 1070
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 1070, NextOffset: 1395
+    testutil.go:509: Offset: 822, NextOffset: 1111
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 48107 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48107,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48107,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":465,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1125,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1162,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":677,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":714,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1407,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1444,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5] vs [foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo foo_empty foo3 foo5 foo_empty5 foo6 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2 foo4 foo_empty5] vs [foo6 foo foo3 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 795, NextOffset: 832
+    testutil.go:509: Offset: 1042, NextOffset: 1079
+    testutil.go:509: Offset: 832, NextOffset: 1125
+    testutil.go:509: Offset: 1079, NextOffset: 1407
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1456, NextOffset: 1493
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+    testutil.go:509: Offset: 1493, NextOffset: 1787
+    testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1787, NextOffset: 1824
     testutil.go:509: Offset: 2103, NextOffset: 2140
     testutil.go:509: Offset: 1824, NextOffset: 1969
     testutil.go:509: Offset: 2140, NextOffset: 2285
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:509: Offset: 384, NextOffset: 677
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 465, NextOffset: 502
     testutil.go:509: Offset: 677, NextOffset: 714
     testutil.go:509: Offset: 502, NextOffset: 795
     testutil.go:509: Offset: 714, NextOffset: 1042
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 795, NextOffset: 832
-    testutil.go:509: Offset: 1042, NextOffset: 1079
-    testutil.go:509: Offset: 832, NextOffset: 1125
-    testutil.go:509: Offset: 1079, NextOffset: 1407
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1125, NextOffset: 1162
     testutil.go:509: Offset: 1407, NextOffset: 1444
     testutil.go:509: Offset: 1162, NextOffset: 1456
     testutil.go:509: Offset: 1444, NextOffset: 1738
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 465
-    testutil.go:509: Offset: 384, NextOffset: 677
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1456, NextOffset: 1493
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1493, NextOffset: 1787
-    testutil.go:509: Offset: 1775, NextOffset: 2103
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo foo_empty foo3 foo5 foo_empty5 foo6] vs [foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty foo5 foo6]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1787, NextOffset: 1824
-    testutil.go:509: Offset: 2140, NextOffset: 2285
-    testutil.go:509: Offset: 1824, NextOffset: 1969
+    testutil.go:401: Directory: "" vs "": [foo_empty5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty4 foo6 foo foo3 foo_empty3 foo4 foo5] vs [foo_empty3 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2 foo4 foo_empty5 foo3]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 677, NextOffset: 714
     testutil.go:509: Offset: 465, NextOffset: 502
     testutil.go:509: Offset: 714, NextOffset: 1042
     testutil.go:509: Offset: 502, NextOffset: 795
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1407, NextOffset: 1444
-    testutil.go:509: Offset: 1125, NextOffset: 1162
-    testutil.go:509: Offset: 1444, NextOffset: 1738
-    testutil.go:509: Offset: 1162, NextOffset: 1456
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1787, NextOffset: 1824
+    testutil.go:509: Offset: 2140, NextOffset: 2285
+    testutil.go:509: Offset: 1824, NextOffset: 1969
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 384, NextOffset: 677
     testutil.go:509: Offset: 172, NextOffset: 465
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 795, NextOffset: 832
     testutil.go:509: Offset: 1079, NextOffset: 1407
     testutil.go:509: Offset: 832, NextOffset: 1125
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1407, NextOffset: 1444
+    testutil.go:509: Offset: 1125, NextOffset: 1162
+    testutil.go:509: Offset: 1444, NextOffset: 1738
+    testutil.go:509: Offset: 1162, NextOffset: 1456
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1738, NextOffset: 1775
     testutil.go:509: Offset: 1456, NextOffset: 1493
     testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:509: Offset: 1493, NextOffset: 1787
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48104 96216]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48107 96218]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":131,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":168,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1108,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1145,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1760,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":344,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":669,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":706,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1029,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1066,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1389,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1426,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1715,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2075,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo4 foo_empty4 foo_empty foo2 foo_empty3 foo5 foo_empty5 foo6] vs [foo foo_empty foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo4 foo5]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48104 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96216 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48107 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96218 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48104,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48107,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48104,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48107,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":131,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":168,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1108,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1145,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1434,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1760,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":344,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":669,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":706,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1029,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1066,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1389,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1426,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1715,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2075,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2112,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo3 foo6] vs [foo4 foo6 foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty]
+    testutil.go:509: Offset: 456, NextOffset: 493
+    testutil.go:509: Offset: 669, NextOffset: 706
+    testutil.go:509: Offset: 493, NextOffset: 782
+    testutil.go:509: Offset: 706, NextOffset: 1029
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1108, NextOffset: 1145
-    testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1145, NextOffset: 1434
-    testutil.go:509: Offset: 1426, NextOffset: 1715
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1434, NextOffset: 1471
     testutil.go:509: Offset: 1715, NextOffset: 1752
     testutil.go:509: Offset: 1471, NextOffset: 1760
     testutil.go:509: Offset: 1752, NextOffset: 2075
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1760, NextOffset: 1797
+    testutil.go:509: Offset: 2075, NextOffset: 2112
+    testutil.go:509: Offset: 1797, NextOffset: 1942
+    testutil.go:509: Offset: 2112, NextOffset: 2257
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 131, NextOffset: 168
     testutil.go:509: Offset: 344, NextOffset: 381
     testutil.go:509: Offset: 168, NextOffset: 456
     testutil.go:509: Offset: 381, NextOffset: 669
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 1029, NextOffset: 1066
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 819, NextOffset: 1108
     testutil.go:509: Offset: 1066, NextOffset: 1389
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1760, NextOffset: 1797
-    testutil.go:509: Offset: 2075, NextOffset: 2112
-    testutil.go:509: Offset: 1797, NextOffset: 1942
-    testutil.go:509: Offset: 2112, NextOffset: 2257
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1108, NextOffset: 1145
+    testutil.go:509: Offset: 1389, NextOffset: 1426
+    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:509: Offset: 1426, NextOffset: 1715
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 456, NextOffset: 493
-    testutil.go:509: Offset: 669, NextOffset: 706
-    testutil.go:509: Offset: 493, NextOffset: 782
-    testutil.go:509: Offset: 706, NextOffset: 1029
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo4 foo6] vs [foo6 foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo3]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 344, NextOffset: 381
-    testutil.go:509: Offset: 131, NextOffset: 168
-    testutil.go:509: Offset: 381, NextOffset: 669
-    testutil.go:509: Offset: 168, NextOffset: 456
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 669, NextOffset: 706
-    testutil.go:509: Offset: 456, NextOffset: 493
-    testutil.go:509: Offset: 706, NextOffset: 1029
-    testutil.go:509: Offset: 493, NextOffset: 782
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo3 foo4 foo5 foo foo_empty foo_empty3 foo_empty4 foo_empty5 foo6] vs [foo_empty foo2 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty2 foo3 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1029, NextOffset: 1066
     testutil.go:509: Offset: 782, NextOffset: 819
     testutil.go:509: Offset: 1066, NextOffset: 1389
     testutil.go:509: Offset: 819, NextOffset: 1108
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1389, NextOffset: 1426
+    testutil.go:509: Offset: 1108, NextOffset: 1145
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1426, NextOffset: 1715
+    testutil.go:509: Offset: 1145, NextOffset: 1434
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1715, NextOffset: 1752
     testutil.go:509: Offset: 1434, NextOffset: 1471
     testutil.go:509: Offset: 1752, NextOffset: 2075
     testutil.go:509: Offset: 1471, NextOffset: 1760
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 344, NextOffset: 381
+    testutil.go:509: Offset: 131, NextOffset: 168
+    testutil.go:509: Offset: 381, NextOffset: 669
+    testutil.go:509: Offset: 168, NextOffset: 456
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1389, NextOffset: 1426
-    testutil.go:509: Offset: 1108, NextOffset: 1145
-    testutil.go:509: Offset: 1426, NextOffset: 1715
-    testutil.go:509: Offset: 1145, NextOffset: 1434
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2075, NextOffset: 2112
     testutil.go:509: Offset: 1760, NextOffset: 1797
     testutil.go:509: Offset: 2112, NextOffset: 2257
     testutil.go:509: Offset: 1797, NextOffset: 1942
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 669, NextOffset: 706
+    testutil.go:509: Offset: 456, NextOffset: 493
+    testutil.go:509: Offset: 706, NextOffset: 1029
+    testutil.go:509: Offset: 493, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":794,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":831,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1123,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1160,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1452,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1489,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":675,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":712,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1040,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1077,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1404,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1441,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1733,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1770,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2097,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2134,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo2 foo4 foo5 foo6 foo foo_empty foo_empty2 foo3 foo_empty3] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty foo_empty4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 171, NextOffset: 463
-    testutil.go:509: Offset: 383, NextOffset: 675
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo6 foo foo2 foo_empty3 foo_empty5] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo6 foo foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 794, NextOffset: 831
     testutil.go:509: Offset: 1040, NextOffset: 1077
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 831, NextOffset: 1123
     testutil.go:509: Offset: 1077, NextOffset: 1404
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 463, NextOffset: 500
-    testutil.go:509: Offset: 675, NextOffset: 712
-    testutil.go:509: Offset: 500, NextOffset: 794
-    testutil.go:509: Offset: 712, NextOffset: 1040
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1123, NextOffset: 1160
     testutil.go:509: Offset: 1404, NextOffset: 1441
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1160, NextOffset: 1452
     testutil.go:509: Offset: 1441, NextOffset: 1733
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1452, NextOffset: 1489
     testutil.go:509: Offset: 1733, NextOffset: 1770
@@ -138563,19 +139910,27 @@
     testutil.go:509: Offset: 2097, NextOffset: 2134
     testutil.go:509: Offset: 1819, NextOffset: 1964
     testutil.go:509: Offset: 2134, NextOffset: 2279
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3] vs [foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo2 foo4 foo5 foo6 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 383, NextOffset: 675
+    testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 171, NextOffset: 463
+    testutil.go:509: Offset: 383, NextOffset: 675
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 675, NextOffset: 712
     testutil.go:509: Offset: 463, NextOffset: 500
-    testutil.go:509: Offset: 712, NextOffset: 1040
+    testutil.go:509: Offset: 675, NextOffset: 712
     testutil.go:509: Offset: 500, NextOffset: 794
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 712, NextOffset: 1040
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo6] vs [foo4 foo_empty4 foo5 foo6 foo foo2 foo_empty3 foo_empty5 foo_empty foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 346, NextOffset: 383
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 383, NextOffset: 675
+    testutil.go:509: Offset: 171, NextOffset: 463
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1040, NextOffset: 1077
     testutil.go:509: Offset: 794, NextOffset: 831
@@ -138587,438 +139942,423 @@
     testutil.go:509: Offset: 1123, NextOffset: 1160
     testutil.go:509: Offset: 1441, NextOffset: 1733
     testutil.go:509: Offset: 1160, NextOffset: 1452
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1733, NextOffset: 1770
     testutil.go:509: Offset: 1452, NextOffset: 1489
     testutil.go:509: Offset: 1770, NextOffset: 2097
     testutil.go:509: Offset: 1489, NextOffset: 1782
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 675, NextOffset: 712
+    testutil.go:509: Offset: 463, NextOffset: 500
+    testutil.go:509: Offset: 712, NextOffset: 1040
+    testutil.go:509: Offset: 500, NextOffset: 794
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2097, NextOffset: 2134
     testutil.go:509: Offset: 1782, NextOffset: 1819
     testutil.go:509: Offset: 2134, NextOffset: 2279
     testutil.go:509: Offset: 1819, NextOffset: 1964
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48102 96231]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48103 96239]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48102 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96231 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48103 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96239 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48102,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48102,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48103,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48102,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48102,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48103,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":459,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":496,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":785,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":822,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1111,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1148,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1438,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1765,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1033,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1070,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1395,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1432,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1759,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2084,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2121,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo4 foo6 foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo] vs [foo2 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 785, NextOffset: 822
-    testutil.go:509: Offset: 1033, NextOffset: 1070
-    testutil.go:509: Offset: 822, NextOffset: 1111
-    testutil.go:509: Offset: 1070, NextOffset: 1395
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1111, NextOffset: 1148
-    testutil.go:509: Offset: 1395, NextOffset: 1432
-    testutil.go:509: Offset: 1148, NextOffset: 1438
-    testutil.go:509: Offset: 1432, NextOffset: 1722
+    testutil.go:401: Directory: "" vs "": [foo4 foo foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3] vs [.no.prefetch.landmark foo foo2 foo_empty2 foo4 foo5 foo6 foo_empty foo3 foo_empty3 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 170, NextOffset: 459
+    testutil.go:509: Offset: 383, NextOffset: 672
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1438, NextOffset: 1475
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1722, NextOffset: 1759
+    testutil.go:509: Offset: 1475, NextOffset: 1765
+    testutil.go:509: Offset: 1759, NextOffset: 2084
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1765, NextOffset: 1802
     testutil.go:509: Offset: 2084, NextOffset: 2121
     testutil.go:509: Offset: 1802, NextOffset: 1947
     testutil.go:509: Offset: 2121, NextOffset: 2266
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 459, NextOffset: 496
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 496, NextOffset: 785
     testutil.go:509: Offset: 709, NextOffset: 1033
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 785, NextOffset: 822
+    testutil.go:509: Offset: 1033, NextOffset: 1070
+    testutil.go:509: Offset: 822, NextOffset: 1111
+    testutil.go:509: Offset: 1070, NextOffset: 1395
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1111, NextOffset: 1148
+    testutil.go:509: Offset: 1395, NextOffset: 1432
+    testutil.go:509: Offset: 1148, NextOffset: 1438
+    testutil.go:509: Offset: 1432, NextOffset: 1722
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo_empty2 foo4 foo5 foo6 foo_empty foo3 foo_empty3 foo_empty4 foo_empty5] vs [foo4 foo foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1395, NextOffset: 1432
+    testutil.go:509: Offset: 1111, NextOffset: 1148
+    testutil.go:509: Offset: 1432, NextOffset: 1722
+    testutil.go:509: Offset: 1148, NextOffset: 1438
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1438, NextOffset: 1475
     testutil.go:509: Offset: 1722, NextOffset: 1759
-    testutil.go:509: Offset: 1475, NextOffset: 1765
+    testutil.go:509: Offset: 1438, NextOffset: 1475
     testutil.go:509: Offset: 1759, NextOffset: 2084
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 170, NextOffset: 459
-    testutil.go:509: Offset: 383, NextOffset: 672
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo5 foo2 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2] vs [foo_empty foo3 foo4 foo6 foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 1475, NextOffset: 1765
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2084, NextOffset: 2121
     testutil.go:509: Offset: 1765, NextOffset: 1802
     testutil.go:509: Offset: 2121, NextOffset: 2266
     testutil.go:509: Offset: 1802, NextOffset: 1947
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 383, NextOffset: 672
-    testutil.go:509: Offset: 170, NextOffset: 459
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1033, NextOffset: 1070
     testutil.go:509: Offset: 785, NextOffset: 822
     testutil.go:509: Offset: 1070, NextOffset: 1395
     testutil.go:509: Offset: 822, NextOffset: 1111
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1395, NextOffset: 1432
-    testutil.go:509: Offset: 1111, NextOffset: 1148
-    testutil.go:509: Offset: 1432, NextOffset: 1722
-    testutil.go:509: Offset: 1148, NextOffset: 1438
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1722, NextOffset: 1759
-    testutil.go:509: Offset: 1438, NextOffset: 1475
-    testutil.go:509: Offset: 1759, NextOffset: 2084
-    testutil.go:509: Offset: 1475, NextOffset: 1765
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 383, NextOffset: 672
+    testutil.go:509: Offset: 170, NextOffset: 459
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 459, NextOffset: 496
     testutil.go:509: Offset: 709, NextOffset: 1033
     testutil.go:509: Offset: 496, NextOffset: 785
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":465,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":832,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1125,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1162,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1456,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1493,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":677,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":714,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1407,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1444,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo6 foo foo_empty foo4 foo5 foo_empty5] vs [foo_empty3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo3 foo4 foo foo2 foo_empty2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 465, NextOffset: 502
-    testutil.go:509: Offset: 677, NextOffset: 714
-    testutil.go:509: Offset: 502, NextOffset: 795
-    testutil.go:509: Offset: 714, NextOffset: 1042
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo_empty4 foo5 foo6 foo foo3 foo_empty3 foo4 foo_empty5] vs [foo foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 347, NextOffset: 384
+    testutil.go:509: Offset: 172, NextOffset: 465
+    testutil.go:509: Offset: 384, NextOffset: 677
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 795, NextOffset: 832
     testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 832, NextOffset: 1125
     testutil.go:509: Offset: 1079, NextOffset: 1407
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1787, NextOffset: 1824
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1824, NextOffset: 1969
-    testutil.go:509: Offset: 2140, NextOffset: 2285
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 347, NextOffset: 384
-    testutil.go:509: Offset: 172, NextOffset: 465
-    testutil.go:509: Offset: 384, NextOffset: 677
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1125, NextOffset: 1162
     testutil.go:509: Offset: 1407, NextOffset: 1444
     testutil.go:509: Offset: 1162, NextOffset: 1456
     testutil.go:509: Offset: 1444, NextOffset: 1738
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1456, NextOffset: 1493
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1493, NextOffset: 1787
-    testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo3] vs [foo_empty3 foo_empty4 foo6 foo foo_empty foo4 foo5 foo_empty5 foo2 foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 465, NextOffset: 502
+    testutil.go:509: Offset: 677, NextOffset: 714
+    testutil.go:509: Offset: 502, NextOffset: 795
+    testutil.go:509: Offset: 714, NextOffset: 1042
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1738, NextOffset: 1775
     testutil.go:509: Offset: 1456, NextOffset: 1493
-    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:509: Offset: 1738, NextOffset: 1775
     testutil.go:509: Offset: 1493, NextOffset: 1787
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2103, NextOffset: 2140
     testutil.go:509: Offset: 1787, NextOffset: 1824
-    testutil.go:509: Offset: 2140, NextOffset: 2285
+    testutil.go:509: Offset: 2103, NextOffset: 2140
     testutil.go:509: Offset: 1824, NextOffset: 1969
+    testutil.go:509: Offset: 2140, NextOffset: 2285
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty5] vs [foo_empty3 foo4 foo_empty5 foo_empty foo2 foo_empty2 foo_empty4 foo5 foo6 foo foo3]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 677, NextOffset: 714
+    testutil.go:509: Offset: 465, NextOffset: 502
+    testutil.go:509: Offset: 714, NextOffset: 1042
+    testutil.go:509: Offset: 502, NextOffset: 795
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 795, NextOffset: 832
     testutil.go:509: Offset: 1079, NextOffset: 1407
     testutil.go:509: Offset: 832, NextOffset: 1125
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1407, NextOffset: 1444
-    testutil.go:509: Offset: 1125, NextOffset: 1162
-    testutil.go:509: Offset: 1444, NextOffset: 1738
-    testutil.go:509: Offset: 1162, NextOffset: 1456
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48102 96215]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 347, NextOffset: 384
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 384, NextOffset: 677
     testutil.go:509: Offset: 172, NextOffset: 465
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1407, NextOffset: 1444
+    testutil.go:509: Offset: 1125, NextOffset: 1162
+    testutil.go:509: Offset: 1444, NextOffset: 1738
+    testutil.go:509: Offset: 1162, NextOffset: 1456
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+    testutil.go:509: Offset: 1456, NextOffset: 1493
+    testutil.go:509: Offset: 1775, NextOffset: 2103
+    testutil.go:509: Offset: 1493, NextOffset: 1787
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1787, NextOffset: 1824
+    testutil.go:509: Offset: 2140, NextOffset: 2285
+    testutil.go:509: Offset: 1824, NextOffset: 1969
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48103 96224]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 677, NextOffset: 714
-    testutil.go:509: Offset: 465, NextOffset: 502
-    testutil.go:509: Offset: 714, NextOffset: 1042
-    testutil.go:509: Offset: 502, NextOffset: 795
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48102 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96215 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 48103 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96224 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48102,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48102,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48103,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48102,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48102,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48103,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":460,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":497,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":825,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1116,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1153,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1444,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1481,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":1772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":1809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":345,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":382,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":672,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":709,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":1035,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":1072,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":1398,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":1435,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":1726,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":1763,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":2088,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":2125,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo2 foo6] vs [foo_empty2 foo3 foo6 .no.prefetch.landmark foo_empty foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo2]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1444, NextOffset: 1481
-    testutil.go:509: Offset: 1726, NextOffset: 1763
-    testutil.go:509: Offset: 1481, NextOffset: 1772
-    testutil.go:509: Offset: 1763, NextOffset: 2088
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo6 foo_empty2 foo4 foo_empty5] vs [foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty4 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 133, NextOffset: 170
     testutil.go:509: Offset: 345, NextOffset: 382
     testutil.go:509: Offset: 170, NextOffset: 460
     testutil.go:509: Offset: 382, NextOffset: 672
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 497, NextOffset: 788
     testutil.go:509: Offset: 709, NextOffset: 1035
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1772, NextOffset: 1809
-    testutil.go:509: Offset: 2088, NextOffset: 2125
-    testutil.go:509: Offset: 1809, NextOffset: 1954
-    testutil.go:509: Offset: 2125, NextOffset: 2270
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 788, NextOffset: 825
     testutil.go:509: Offset: 1035, NextOffset: 1072
     testutil.go:509: Offset: 825, NextOffset: 1116
     testutil.go:509: Offset: 1072, NextOffset: 1398
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1444, NextOffset: 1481
+    testutil.go:509: Offset: 1726, NextOffset: 1763
+    testutil.go:509: Offset: 1481, NextOffset: 1772
+    testutil.go:509: Offset: 1763, NextOffset: 2088
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1772, NextOffset: 1809
+    testutil.go:509: Offset: 2088, NextOffset: 2125
+    testutil.go:509: Offset: 1809, NextOffset: 1954
+    testutil.go:509: Offset: 2125, NextOffset: 2270
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 1116, NextOffset: 1153
     testutil.go:509: Offset: 1398, NextOffset: 1435
     testutil.go:509: Offset: 1153, NextOffset: 1444
     testutil.go:509: Offset: 1435, NextOffset: 1726
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo6 .no.prefetch.landmark foo_empty foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo2 foo_empty2] vs [foo5 foo_empty5 foo foo2 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty4 foo6 foo foo_empty] vs [foo5 foo6 foo_empty2 foo4 foo_empty5 foo foo_empty foo2 foo3 foo_empty3 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1398, NextOffset: 1435
+    testutil.go:509: Offset: 1116, NextOffset: 1153
+    testutil.go:509: Offset: 1435, NextOffset: 1726
+    testutil.go:509: Offset: 1153, NextOffset: 1444
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1726, NextOffset: 1763
     testutil.go:509: Offset: 1444, NextOffset: 1481
     testutil.go:509: Offset: 1763, NextOffset: 2088
     testutil.go:509: Offset: 1481, NextOffset: 1772
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 345, NextOffset: 382
-    testutil.go:509: Offset: 133, NextOffset: 170
-    testutil.go:509: Offset: 382, NextOffset: 672
-    testutil.go:509: Offset: 170, NextOffset: 460
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 672, NextOffset: 709
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 709, NextOffset: 1035
     testutil.go:509: Offset: 497, NextOffset: 788
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1035, NextOffset: 1072
-    testutil.go:509: Offset: 788, NextOffset: 825
-    testutil.go:509: Offset: 1072, NextOffset: 1398
-    testutil.go:509: Offset: 825, NextOffset: 1116
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2088, NextOffset: 2125
     testutil.go:509: Offset: 1772, NextOffset: 1809
     testutil.go:509: Offset: 2125, NextOffset: 2270
     testutil.go:509: Offset: 1809, NextOffset: 1954
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 345, NextOffset: 382
+    testutil.go:509: Offset: 133, NextOffset: 170
+    testutil.go:509: Offset: 382, NextOffset: 672
+    testutil.go:509: Offset: 170, NextOffset: 460
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1398, NextOffset: 1435
-    testutil.go:509: Offset: 1116, NextOffset: 1153
-    testutil.go:509: Offset: 1435, NextOffset: 1726
-    testutil.go:509: Offset: 1153, NextOffset: 1444
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 788, NextOffset: 825
+    testutil.go:509: Offset: 1072, NextOffset: 1398
+    testutil.go:509: Offset: 825, NextOffset: 1116
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48103 96239]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":134,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":171,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":464,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":796,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":833,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1127,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1164,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1457,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1494,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":1788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":1825,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":346,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":676,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":713,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":1042,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":1079,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":1408,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":1445,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":1738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":1775,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":2103,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":2140,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty4 foo6 foo_empty foo2 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty2] vs [foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty2 foo4 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 464, NextOffset: 501
-    testutil.go:509: Offset: 676, NextOffset: 713
-    testutil.go:509: Offset: 501, NextOffset: 796
-    testutil.go:509: Offset: 713, NextOffset: 1042
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo_empty5 foo6 foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5] vs [foo_empty5 .no.prefetch.landmark foo_empty foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo2 foo_empty2]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1127, NextOffset: 1164
-    testutil.go:509: Offset: 1408, NextOffset: 1445
-    testutil.go:509: Offset: 1164, NextOffset: 1457
-    testutil.go:509: Offset: 1445, NextOffset: 1738
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1457, NextOffset: 1494
-    testutil.go:509: Offset: 1738, NextOffset: 1775
-    testutil.go:509: Offset: 1494, NextOffset: 1788
-    testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1788, NextOffset: 1825
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1825, NextOffset: 1970
+    testutil.go:509: Offset: 2140, NextOffset: 2285
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 134, NextOffset: 171
     testutil.go:509: Offset: 346, NextOffset: 383
     testutil.go:509: Offset: 171, NextOffset: 464
     testutil.go:509: Offset: 383, NextOffset: 676
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 796, NextOffset: 833
     testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 833, NextOffset: 1127
     testutil.go:509: Offset: 1079, NextOffset: 1408
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1788, NextOffset: 1825
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1825, NextOffset: 1970
-    testutil.go:509: Offset: 2140, NextOffset: 2285
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty2 foo4 foo6 foo_empty foo2 foo3] vs [foo2 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty2 foo3 foo_empty4 foo6 foo_empty]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 346, NextOffset: 383
-    testutil.go:509: Offset: 134, NextOffset: 171
-    testutil.go:509: Offset: 383, NextOffset: 676
-    testutil.go:509: Offset: 171, NextOffset: 464
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1408, NextOffset: 1445
     testutil.go:509: Offset: 1127, NextOffset: 1164
-    testutil.go:509: Offset: 1445, NextOffset: 1738
+    testutil.go:509: Offset: 1408, NextOffset: 1445
     testutil.go:509: Offset: 1164, NextOffset: 1457
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 2103, NextOffset: 2140
-    testutil.go:509: Offset: 1788, NextOffset: 1825
-    testutil.go:509: Offset: 2140, NextOffset: 2285
-    testutil.go:509: Offset: 1825, NextOffset: 1970
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 1445, NextOffset: 1738
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1457, NextOffset: 1494
+    testutil.go:509: Offset: 1738, NextOffset: 1775
+    testutil.go:509: Offset: 1494, NextOffset: 1788
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 48103 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96239 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48103,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48103,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1775, NextOffset: 2103
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 676, NextOffset: 713
     testutil.go:509: Offset: 464, NextOffset: 501
-    testutil.go:509: Offset: 713, NextOffset: 1042
+    testutil.go:509: Offset: 676, NextOffset: 713
     testutil.go:509: Offset: 501, NextOffset: 796
+    testutil.go:509: Offset: 713, NextOffset: 1042
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo2 foo_empty2 foo_empty5 .no.prefetch.landmark foo_empty] vs [foo4 foo_empty4 foo5 foo2 foo_empty3 foo_empty5 foo6 foo foo_empty foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1042, NextOffset: 1079
     testutil.go:509: Offset: 796, NextOffset: 833
     testutil.go:509: Offset: 1079, NextOffset: 1408
     testutil.go:509: Offset: 833, NextOffset: 1127
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1408, NextOffset: 1445
+    testutil.go:509: Offset: 1127, NextOffset: 1164
+    testutil.go:509: Offset: 1445, NextOffset: 1738
+    testutil.go:509: Offset: 1164, NextOffset: 1457
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1738, NextOffset: 1775
     testutil.go:509: Offset: 1457, NextOffset: 1494
     testutil.go:509: Offset: 1775, NextOffset: 2103
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48110 96241]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1494, NextOffset: 1788
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 2103, NextOffset: 2140
+    testutil.go:509: Offset: 1788, NextOffset: 1825
+    testutil.go:509: Offset: 2140, NextOffset: 2285
+    testutil.go:509: Offset: 1825, NextOffset: 1970
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 346, NextOffset: 383
+    testutil.go:509: Offset: 134, NextOffset: 171
+    testutil.go:509: Offset: 383, NextOffset: 676
+    testutil.go:509: Offset: 171, NextOffset: 464
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 676, NextOffset: 713
+    testutil.go:509: Offset: 464, NextOffset: 501
+    testutil.go:509: Offset: 713, NextOffset: 1042
+    testutil.go:509: Offset: 501, NextOffset: 796
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48110 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96241 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48110,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48110,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":462,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":499,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":827,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1119,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1156,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1448,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1485,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":1777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":1814,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":347,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":384,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":674,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":711,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":1037,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":1074,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":1400,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":1437,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":1729,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":1766,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":2093,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":2130,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo foo_empty foo_empty2 foo_empty5 foo6 foo2 foo3 foo_empty3 foo4] vs [foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 462, NextOffset: 499
-    testutil.go:509: Offset: 674, NextOffset: 711
-    testutil.go:509: Offset: 499, NextOffset: 790
-    testutil.go:509: Offset: 711, NextOffset: 1037
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 790, NextOffset: 827
-    testutil.go:509: Offset: 1037, NextOffset: 1074
-    testutil.go:509: Offset: 827, NextOffset: 1119
-    testutil.go:509: Offset: 1074, NextOffset: 1400
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1119, NextOffset: 1156
-    testutil.go:509: Offset: 1400, NextOffset: 1437
-    testutil.go:509: Offset: 1156, NextOffset: 1448
-    testutil.go:509: Offset: 1437, NextOffset: 1729
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1448, NextOffset: 1485
-    testutil.go:509: Offset: 1729, NextOffset: 1766
-    testutil.go:509: Offset: 1485, NextOffset: 1777
-    testutil.go:509: Offset: 1766, NextOffset: 2093
+    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo2 foo3 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2 foo_empty3] vs [foo_empty5 foo6 foo foo_empty foo4 foo5 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 1777, NextOffset: 1814
+    testutil.go:509: Offset: 2093, NextOffset: 2130
+    testutil.go:509: Offset: 1814, NextOffset: 1959
+    testutil.go:509: Offset: 2130, NextOffset: 2275
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 347, NextOffset: 384
@@ -139026,27 +140366,38 @@
     testutil.go:509: Offset: 384, NextOffset: 674
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 1777, NextOffset: 1814
-    testutil.go:509: Offset: 2093, NextOffset: 2130
-    testutil.go:509: Offset: 1814, NextOffset: 1959
-    testutil.go:509: Offset: 2130, NextOffset: 2275
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty2 foo5 foo_empty5] vs [foo4 foo_empty4 foo5 foo foo_empty foo_empty2 foo_empty5 foo6 foo2 foo3 foo_empty3]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1400, NextOffset: 1437
     testutil.go:509: Offset: 1119, NextOffset: 1156
-    testutil.go:509: Offset: 1437, NextOffset: 1729
+    testutil.go:509: Offset: 1400, NextOffset: 1437
     testutil.go:509: Offset: 1156, NextOffset: 1448
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 1437, NextOffset: 1729
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1729, NextOffset: 1766
     testutil.go:509: Offset: 1448, NextOffset: 1485
-    testutil.go:509: Offset: 1766, NextOffset: 2093
+    testutil.go:509: Offset: 1729, NextOffset: 1766
     testutil.go:509: Offset: 1485, NextOffset: 1777
+    testutil.go:509: Offset: 1766, NextOffset: 2093
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 462, NextOffset: 499
+    testutil.go:509: Offset: 674, NextOffset: 711
+    testutil.go:509: Offset: 499, NextOffset: 790
+    testutil.go:509: Offset: 711, NextOffset: 1037
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 790, NextOffset: 827
+    testutil.go:509: Offset: 1037, NextOffset: 1074
+    testutil.go:509: Offset: 827, NextOffset: 1119
+    testutil.go:509: Offset: 1074, NextOffset: 1400
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty foo4 foo5 .no.prefetch.landmark foo2 foo_empty2 foo3] vs [foo_empty2 foo_empty3 foo4 foo5 foo2 foo3 foo_empty4 foo_empty5 foo6 foo foo_empty]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 1037, NextOffset: 1074
+    testutil.go:509: Offset: 790, NextOffset: 827
+    testutil.go:509: Offset: 1074, NextOffset: 1400
+    testutil.go:509: Offset: 827, NextOffset: 1119
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2093, NextOffset: 2130
@@ -139059,135 +140410,145 @@
     testutil.go:509: Offset: 384, NextOffset: 674
     testutil.go:509: Offset: 172, NextOffset: 462
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1400, NextOffset: 1437
+    testutil.go:509: Offset: 1119, NextOffset: 1156
+    testutil.go:509: Offset: 1437, NextOffset: 1729
+    testutil.go:509: Offset: 1156, NextOffset: 1448
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1729, NextOffset: 1766
+    testutil.go:509: Offset: 1448, NextOffset: 1485
+    testutil.go:509: Offset: 1766, NextOffset: 2093
+    testutil.go:509: Offset: 1485, NextOffset: 1777
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 674, NextOffset: 711
     testutil.go:509: Offset: 462, NextOffset: 499
     testutil.go:509: Offset: 711, NextOffset: 1037
     testutil.go:509: Offset: 499, NextOffset: 790
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 1037, NextOffset: 1074
-    testutil.go:509: Offset: 790, NextOffset: 827
-    testutil.go:509: Offset: 1074, NextOffset: 1400
-    testutil.go:509: Offset: 827, NextOffset: 1119
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48103 96224]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 48103 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96224 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48103,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48103,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48103,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":135,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":172,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":467,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":800,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":837,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1133,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1170,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1466,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1503,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":1799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":1836,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":348,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":385,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":680,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":717,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":1047,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":1084,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":1414,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":1451,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":1747,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":1784,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":2114,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":2151,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty3 foo5 foo_empty5 foo_empty foo_empty2 foo4 foo_empty4 foo6] vs [.no.prefetch.landmark foo_empty foo2 foo_empty3 foo4 foo_empty5 foo6 foo foo_empty2 foo3 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 467, NextOffset: 504
-    testutil.go:509: Offset: 680, NextOffset: 717
-    testutil.go:509: Offset: 504, NextOffset: 800
-    testutil.go:509: Offset: 717, NextOffset: 1047
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 800, NextOffset: 837
-    testutil.go:509: Offset: 1047, NextOffset: 1084
-    testutil.go:509: Offset: 837, NextOffset: 1133
-    testutil.go:509: Offset: 1084, NextOffset: 1414
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo4 foo5 foo_empty5 foo foo_empty2 foo3 foo_empty3 foo_empty4 foo6] vs [foo foo3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo5 foo6]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1133, NextOffset: 1170
+    testutil.go:509: Offset: 1414, NextOffset: 1451
+    testutil.go:509: Offset: 1170, NextOffset: 1466
+    testutil.go:509: Offset: 1451, NextOffset: 1747
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 1466, NextOffset: 1503
     testutil.go:509: Offset: 1747, NextOffset: 1784
     testutil.go:509: Offset: 1503, NextOffset: 1799
     testutil.go:509: Offset: 1784, NextOffset: 2114
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 348, NextOffset: 385
+    testutil.go:509: Offset: 172, NextOffset: 467
+    testutil.go:509: Offset: 385, NextOffset: 680
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1133, NextOffset: 1170
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48110 96225]
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1414, NextOffset: 1451
-    testutil.go:509: Offset: 1170, NextOffset: 1466
-    testutil.go:509: Offset: 1451, NextOffset: 1747
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 800, NextOffset: 837
+    testutil.go:509: Offset: 1047, NextOffset: 1084
+    testutil.go:509: Offset: 837, NextOffset: 1133
+    testutil.go:509: Offset: 1084, NextOffset: 1414
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 1799, NextOffset: 1836
     testutil.go:509: Offset: 2114, NextOffset: 2151
     testutil.go:509: Offset: 1836, NextOffset: 1981
     testutil.go:509: Offset: 2151, NextOffset: 2296
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 348, NextOffset: 385
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 172, NextOffset: 467
-    testutil.go:509: Offset: 385, NextOffset: 680
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo_empty4 foo5 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo4 foo_empty5 foo6] vs [foo5 foo_empty5 foo_empty foo_empty2 foo4 foo_empty4 foo6 foo foo2 foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 1747, NextOffset: 1784
-    testutil.go:509: Offset: 1466, NextOffset: 1503
-    testutil.go:509: Offset: 1784, NextOffset: 2114
-    testutil.go:509: Offset: 1503, NextOffset: 1799
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 680, NextOffset: 717
     testutil.go:509: Offset: 467, NextOffset: 504
-    testutil.go:509: Offset: 717, NextOffset: 1047
+    testutil.go:509: Offset: 680, NextOffset: 717
     testutil.go:509: Offset: 504, NextOffset: 800
+    testutil.go:509: Offset: 717, NextOffset: 1047
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo5 foo6 foo foo3 foo4 foo_empty4] vs [foo4 foo5 foo_empty5 foo foo_empty2 foo3 foo_empty3 foo_empty4 foo6 foo_empty foo2]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 1414, NextOffset: 1451
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48110 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96225 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1133, NextOffset: 1170
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48110,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48110,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1451, NextOffset: 1747
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 1747, NextOffset: 1784
+    testutil.go:509: Offset: 1466, NextOffset: 1503
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1170, NextOffset: 1466
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 1784, NextOffset: 2114
+    testutil.go:509: Offset: 1503, NextOffset: 1799
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 2114, NextOffset: 2151
     testutil.go:509: Offset: 1799, NextOffset: 1836
     testutil.go:509: Offset: 2151, NextOffset: 2296
     testutil.go:509: Offset: 1836, NextOffset: 1981
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 348, NextOffset: 385
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 385, NextOffset: 680
     testutil.go:509: Offset: 172, NextOffset: 467
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 1047, NextOffset: 1084
     testutil.go:509: Offset: 800, NextOffset: 837
     testutil.go:509: Offset: 1084, NextOffset: 1414
     testutil.go:509: Offset: 837, NextOffset: 1133
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 1414, NextOffset: 1451
+    testutil.go:509: Offset: 1133, NextOffset: 1170
+    testutil.go:509: Offset: 1451, NextOffset: 1747
+    testutil.go:509: Offset: 1170, NextOffset: 1466
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 680, NextOffset: 717
+    testutil.go:509: Offset: 467, NextOffset: 504
+    testutil.go:509: Offset: 717, NextOffset: 1047
+    testutil.go:509: Offset: 504, NextOffset: 800
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test test2 dev]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test2 .no.prefetch.landmark baz.txt bar foo1.txt foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -139201,7 +140562,7 @@
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -139221,6 +140582,8 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -139229,45 +140592,23 @@
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48104 96240]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test test2 dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
@@ -139283,12 +140624,20 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
@@ -139296,36 +140645,52 @@
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 48104 in stargz, uncompressed length 68708
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1787, NextOffset: 2852
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 96240 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48104,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48104,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test dev test2 .no.prefetch.landmark foo3.txt baz.txt foo1.txt bar barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink test baz.txt foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -139350,11 +140715,11 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -139370,10 +140735,11 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink test dev test2 .no.prefetch.landmark foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -139384,13 +140750,30 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark barlink test baz.txt foo1.txt bar foo3.txt dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "barlink" vs "barlink"
@@ -139405,18 +140788,12 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -139426,38 +140803,22 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48110 96241]
-    testutil.go:2330: got gzip streams:
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 48110 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96241 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48110,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48110,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test dev test2 bar foo3.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test dev baz.txt test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -139470,11 +140831,11 @@
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -139514,33 +140875,30 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test dev test2 bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test dev baz.txt test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48104 96225]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 10147, NextOffset: 10184
     testutil.go:509: Offset: 9034, NextOffset: 9071
     testutil.go:509: Offset: 10184, NextOffset: 10221
@@ -139550,17 +140908,35 @@
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
@@ -139570,45 +140946,63 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48104 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96225 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48104,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48104,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48104,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt test test2 bar foo3.txt barlink dev]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink dev baz.txt bar test test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -139618,21 +141012,13 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -139642,13 +141028,14 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink dev .no.prefetch.landmark baz.txt foo1.txt test test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt bar test test2 .no.prefetch.landmark foo1.txt foo3.txt barlink dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -139662,7 +141049,9 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "test" vs "test"
@@ -139686,72 +141075,30 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48110 96225]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48112 96252]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 48110 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96225 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48110,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48110,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48110,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [barlink test2 foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt dev test2 .no.prefetch.landmark bar foo3.txt barlink test baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -139765,11 +141112,11 @@
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -139780,16 +141127,64 @@
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 48112 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96252 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48112,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48112,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48112,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48112,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test2 foo3.txt test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt dev test2 .no.prefetch.landmark bar foo3.txt barlink test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -139799,14 +141194,10 @@
     testutil.go:509: Offset: 9071, NextOffset: 9108
     testutil.go:509: Offset: 10221, NextOffset: 10258
     testutil.go:509: Offset: 9108, NextOffset: 9145
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:509: Offset: 9145, NextOffset: 11255
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -139823,12 +141214,12 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -139841,18 +141232,19 @@
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar foo3.txt barlink dev .no.prefetch.landmark foo1.txt test test2 baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -139866,11 +141258,11 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -139896,8 +141288,6 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -139913,8 +141303,10 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo1.txt test test2 baz.txt bar foo3.txt barlink dev .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -139926,12 +141318,6 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -139960,36 +141346,34 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48112 96237]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [dev test2 foo3.txt test .no.prefetch.landmark baz.txt foo1.txt bar barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt bar foo3.txt test2 barlink test dev .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -140003,18 +141387,13 @@
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48109 96238]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -140027,53 +141406,70 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48109 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96238 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48109,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48109,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48109,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48109,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 foo3.txt test .no.prefetch.landmark baz.txt foo1.txt bar barlink dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test2 barlink test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 48112 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96237 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48112,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48112,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48112,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48112,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
@@ -140084,13 +141480,9 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -140106,9 +141498,7 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -140120,23 +141510,20 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar foo3.txt test test2 .no.prefetch.landmark baz.txt barlink dev foo1.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test foo3.txt dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -140150,11 +141537,11 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -140182,14 +141569,20 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink dev foo1.txt bar foo3.txt test test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test foo3.txt dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -140203,13 +141596,6 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -140218,9 +141604,7 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -140232,6 +141616,17 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "dev" vs "dev"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -140247,27 +141642,43 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48109 96222]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48112 96252]
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48112 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96252 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48112,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48112,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48112,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48112,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt bar barlink test foo1.txt foo3.txt dev test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo3.txt test dev test2 baz.txt foo1.txt bar barlink]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
@@ -140275,14 +141686,13 @@
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -140315,52 +141725,15 @@
     testutil.go:509: Offset: 13219, NextOffset: 13256
     testutil.go:509: Offset: 12143, NextOffset: 12180
     testutil.go:509: Offset: 13256, NextOffset: 13293
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 12180, NextOffset: 12217
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48109 in stargz, uncompressed length 67584
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 13293, NextOffset: 13330
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 96222 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 12217, NextOffset: 16375
     testutil.go:509: Offset: 13330, NextOffset: 17544
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt bar barlink test foo1.txt foo3.txt dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48109,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48109,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48109,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48109,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar barlink .no.prefetch.landmark foo3.txt test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -140372,14 +141745,8 @@
     testutil.go:509: Offset: 12180, NextOffset: 12217
     testutil.go:509: Offset: 13330, NextOffset: 17544
     testutil.go:509: Offset: 12217, NextOffset: 16375
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -140399,37 +141766,66 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark foo1.txt bar foo3.txt dev baz.txt barlink test]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt barlink .no.prefetch.landmark baz.txt bar test dev test2 foo1.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48112 96237]
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
@@ -140442,51 +141838,54 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 48112 in stargz, uncompressed length 67584
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16076
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 96237 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo1.txt bar foo3.txt dev baz.txt barlink test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48112,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48112,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48112,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48112,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test dev test2 foo1.txt foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
@@ -140500,7 +141899,11 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -140512,6 +141915,12 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -140527,19 +141936,40 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48106 96245]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar foo3.txt test dev test2 .no.prefetch.landmark baz.txt foo1.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12217, NextOffset: 16375
+    testutil.go:509: Offset: 13330, NextOffset: 17544
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -140562,9 +141992,6 @@
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
@@ -140577,55 +142004,24 @@
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96245 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 2824, NextOffset: 3881
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:509: Offset: 4994, NextOffset: 13219
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12217, NextOffset: 16375
-    testutil.go:509: Offset: 13330, NextOffset: 17544
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt foo1.txt barlink bar foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [test test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -140637,12 +142033,6 @@
     testutil.go:509: Offset: 12180, NextOffset: 12217
     testutil.go:509: Offset: 13330, NextOffset: 17544
     testutil.go:509: Offset: 12217, NextOffset: 16375
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -140674,7 +142064,6 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -140682,15 +142071,15 @@
     testutil.go:509: Offset: 2824, NextOffset: 3881
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark foo1.txt bar baz.txt foo3.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark barlink test2 baz.txt foo1.txt bar foo3.txt test dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
@@ -140698,57 +142087,61 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48111 96251]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test dev test2 .no.prefetch.landmark foo1.txt bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt test dev .no.prefetch.landmark barlink test2 baz.txt foo1.txt bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
@@ -140759,19 +142152,46 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 48111 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96251 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48111,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48111,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48111,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48111,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 17133
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
@@ -140783,6 +142203,7 @@
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -140798,82 +142219,22 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48106 96229]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [dev baz.txt bar foo3.txt test test2 .no.prefetch.landmark foo1.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96229 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 12106
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo3.txt dev test2 .no.prefetch.landmark barlink test baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "test" vs "test"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 12106, NextOffset: 12143
     testutil.go:509: Offset: 13219, NextOffset: 13256
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 12143, NextOffset: 12180
     testutil.go:509: Offset: 13256, NextOffset: 13293
     testutil.go:509: Offset: 12180, NextOffset: 12217
@@ -140881,7 +142242,7 @@
     testutil.go:509: Offset: 12217, NextOffset: 16375
     testutil.go:509: Offset: 13330, NextOffset: 17544
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -140901,14 +142262,32 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink dev baz.txt bar foo3.txt test test2 .no.prefetch.landmark foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark barlink test baz.txt foo1.txt bar foo3.txt dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -140922,6 +142301,9 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -140930,17 +142312,12 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:509: Offset: 3881, NextOffset: 12106
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13330, NextOffset: 17544
-    testutil.go:509: Offset: 12217, NextOffset: 16375
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -140956,22 +142333,57 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13330, NextOffset: 17544
+    testutil.go:509: Offset: 12217, NextOffset: 16375
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48111 96236]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48111 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96236 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48111,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48111,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48111,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48111,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt bar foo3.txt test .no.prefetch.landmark barlink dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test bar dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -140993,6 +142405,8 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
@@ -141016,19 +142430,8 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark barlink dev test2 baz.txt foo1.txt bar foo3.txt test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
@@ -141045,14 +142448,10 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -141064,11 +142463,13 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -141089,13 +142490,15 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink dev test2 bar test]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt bar foo3.txt test2 baz.txt barlink test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -141108,14 +142511,10 @@
     testutil.go:509: Offset: 12217, NextOffset: 16375
     testutil.go:509: Offset: 13330, NextOffset: 17544
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48106 96245]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
@@ -141136,9 +142535,6 @@
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
@@ -141159,9 +142555,8 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink dev test2 bar test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt test2 baz.txt barlink test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -141172,44 +142567,42 @@
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96245 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13330, NextOffset: 17544
+    testutil.go:509: Offset: 12217, NextOffset: 16375
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48108 96246]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 13219
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 3881, NextOffset: 12106
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -141225,32 +142618,48 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 48108 in stargz, uncompressed length 68708
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13330, NextOffset: 17544
-    testutil.go:509: Offset: 12217, NextOffset: 16375
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 96246 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48108,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48108,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test dev .no.prefetch.landmark baz.txt foo1.txt bar test2 foo3.txt barlink]
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt barlink test baz.txt bar foo3.txt dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -141272,7 +142681,7 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -141292,66 +142701,54 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark foo1.txt barlink test baz.txt bar foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
@@ -141365,47 +142762,32 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48106 96229]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96229 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo1.txt foo3.txt test dev test2 baz.txt bar barlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -141433,7 +142815,13 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48108 96231]
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1787, NextOffset: 2852
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
@@ -141441,24 +142829,40 @@
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 2824, NextOffset: 3881
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt bar barlink .no.prefetch.landmark foo1.txt foo3.txt test dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 9034, NextOffset: 9071
     testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 9034, NextOffset: 9071
     testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 9071, NextOffset: 9108
     testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 12424
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -141474,17 +142878,8 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -141498,33 +142893,42 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 48108 in stargz, uncompressed length 67584
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 96231 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48108,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48108,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10258, NextOffset: 12424
-    testutil.go:509: Offset: 9145, NextOffset: 11255
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [barlink test foo1.txt foo3.txt dev test2 .no.prefetch.landmark baz.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 .no.prefetch.landmark foo1.txt bar dev baz.txt foo3.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -141537,11 +142941,11 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -141564,9 +142968,9 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 10956
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -141583,45 +142987,46 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt dev test2 .no.prefetch.landmark baz.txt bar barlink test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar dev baz.txt foo3.txt barlink test test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -141630,6 +143035,8 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -141639,47 +143046,32 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48106 96245]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt foo3.txt test dev test2 baz.txt bar barlink]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96245 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 619, NextOffset: 656
@@ -141726,20 +143118,11 @@
     testutil.go:509: Offset: 10221, NextOffset: 10258
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:509: Offset: 10258, NextOffset: 12424
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt dev .no.prefetch.landmark baz.txt foo1.txt bar barlink test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt bar barlink .no.prefetch.landmark foo1.txt foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -141751,6 +143134,12 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -141766,15 +143155,6 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -141788,31 +143168,42 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48108 96246]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48108 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96246 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48108,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48108,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt bar test test2 foo3.txt barlink dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo3.txt barlink test foo1.txt bar dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -141825,11 +143216,11 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -141842,6 +143233,8 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -141858,15 +143251,22 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar test test2 foo3.txt barlink dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test foo1.txt bar dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -141880,17 +143280,11 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -141899,11 +143293,13 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -141912,20 +143308,30 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink dev bar test test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev test2 .no.prefetch.landmark foo3.txt test baz.txt foo1.txt bar barlink]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
@@ -141941,16 +143347,12 @@
     testutil.go:509: Offset: 10221, NextOffset: 10258
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:509: Offset: 10258, NextOffset: 12424
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48106 96229]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -141963,9 +143365,6 @@
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
@@ -141973,22 +143372,7 @@
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48106 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96229 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48106,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48106,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48106,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 1676
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
@@ -141997,14 +143381,8 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
@@ -142012,32 +143390,7 @@
     testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev bar test test2 .no.prefetch.landmark baz.txt foo1.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10258, NextOffset: 12424
-    testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink dev test2 .no.prefetch.landmark foo3.txt test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -142053,6 +143406,20 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10258, NextOffset: 12424
+    testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -142069,18 +143436,65 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48108 96231]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48108 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96231 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48108,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48108,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt test]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test2 bar barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -142117,8 +143531,9 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test2 bar barlink test dev .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -142130,30 +143545,15 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -142165,6 +143565,8 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "bar" vs "bar"
@@ -142172,23 +143574,10 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -142197,23 +143586,21 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink test foo1.txt foo3.txt dev test2 .no.prefetch.landmark baz.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt bar test dev test2 foo1.txt foo3.txt barlink]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
@@ -142230,11 +143617,11 @@
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -142263,8 +143650,16 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt dev test2 .no.prefetch.landmark baz.txt bar barlink test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink .no.prefetch.landmark baz.txt bar test dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -142283,7 +143678,6 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -142295,18 +143689,16 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:509: Offset: 9145, NextOffset: 11255
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48105 96246]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -142322,34 +143714,37 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48112 96255]
-    testutil.go:2330: got gzip streams:
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 48112 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96255 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48105 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96246 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48112,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48112,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48105,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48105,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48112,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48112,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48105,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48105,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test test2 .no.prefetch.landmark dev]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test2 foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar barlink]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -142363,10 +143758,10 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -142379,6 +143774,8 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -142406,13 +143803,9 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test test2 .no.prefetch.landmark dev baz.txt foo1.txt bar foo3.txt barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink test2 foo1.txt foo3.txt test dev .no.prefetch.landmark] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -142421,97 +143814,80 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1082,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1153,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1190,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1264,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1082,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1153,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1190,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1264,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt bar .no.prefetch.landmark foo1.txt foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 386, NextOffset: 493
-    testutil.go:509: Offset: 533, NextOffset: 675
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 493, NextOffset: 597
-    testutil.go:509: Offset: 675, NextOffset: 779
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 597, NextOffset: 971
-    testutil.go:509: Offset: 779, NextOffset: 1153
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [dev foo3.txt barlink test2 .no.prefetch.landmark baz.txt foo1.txt bar test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 971, NextOffset: 1008
     testutil.go:509: Offset: 1153, NextOffset: 1190
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48112 96239]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1008, NextOffset: 1045
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1190, NextOffset: 1227
     testutil.go:509: Offset: 1045, NextOffset: 1082
     testutil.go:509: Offset: 1227, NextOffset: 1264
-    testutil.go:509: Offset: 1082, NextOffset: 1312
-    testutil.go:509: Offset: 1264, NextOffset: 1590
+    testutil.go:509: Offset: 1082, NextOffset: 1311
+    testutil.go:509: Offset: 1264, NextOffset: 1591
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -142528,47 +143904,55 @@
     testutil.go:509: Offset: 283, NextOffset: 386
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 98, NextOffset: 135
     testutil.go:509: Offset: 212, NextOffset: 249
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 172, NextOffset: 209
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 323, NextOffset: 360
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48112 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96239 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 246, NextOffset: 283
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48112,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48112,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48112,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48112,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 283, NextOffset: 386
     testutil.go:509: Offset: 397, NextOffset: 533
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt bar .no.prefetch.landmark foo1.txt foo3.txt barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 533, NextOffset: 675
     testutil.go:509: Offset: 386, NextOffset: 493
+    testutil.go:509: Offset: 533, NextOffset: 675
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 493, NextOffset: 597
+    testutil.go:509: Offset: 675, NextOffset: 779
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 779, NextOffset: 1153
     testutil.go:509: Offset: 597, NextOffset: 971
+    testutil.go:509: Offset: 779, NextOffset: 1153
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test2 .no.prefetch.landmark baz.txt foo1.txt bar test dev foo3.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 98, NextOffset: 135
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 323, NextOffset: 360
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 397, NextOffset: 533
+    testutil.go:509: Offset: 283, NextOffset: 386
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 533, NextOffset: 675
+    testutil.go:509: Offset: 386, NextOffset: 493
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 675, NextOffset: 779
+    testutil.go:509: Offset: 493, NextOffset: 597
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -142576,16 +143960,38 @@
     testutil.go:509: Offset: 971, NextOffset: 1008
     testutil.go:509: Offset: 1190, NextOffset: 1227
     testutil.go:509: Offset: 1008, NextOffset: 1045
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48105 96231]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48105 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96231 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48105,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48105,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48105,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48105,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1227, NextOffset: 1264
     testutil.go:509: Offset: 1045, NextOffset: 1082
-    testutil.go:509: Offset: 1264, NextOffset: 1590
-    testutil.go:509: Offset: 1082, NextOffset: 1312
+    testutil.go:509: Offset: 1264, NextOffset: 1591
+    testutil.go:509: Offset: 1082, NextOffset: 1311
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 779, NextOffset: 1153
+    testutil.go:509: Offset: 597, NextOffset: 971
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -142600,195 +144006,177 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 283, NextOffset: 386
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 98, NextOffset: 135
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 323, NextOffset: 360
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 675, NextOffset: 779
-    testutil.go:509: Offset: 493, NextOffset: 597
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink test test2 .no.prefetch.landmark foo1.txt dev baz.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt bar barlink test2 .no.prefetch.landmark foo1.txt foo3.txt test dev]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test test2 .no.prefetch.landmark foo1.txt dev baz.txt bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev baz.txt bar barlink test2 .no.prefetch.landmark foo1.txt foo3.txt test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1063
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48112 96255]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48113 96256]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48112 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96255 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48112,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48112,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48112,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48112,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1019,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1056,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1093,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1162,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1199,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1273,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1019,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1056,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1093,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1162,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1199,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1273,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt dev bar foo3.txt barlink test test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt bar foo3.txt barlink .no.prefetch.landmark baz.txt test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 48113 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 96256 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48113,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 99, NextOffset: 136
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48113,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 136, NextOffset: 173
     testutil.go:509: Offset: 249, NextOffset: 286
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 210, NextOffset: 247
@@ -142801,14 +144189,14 @@
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 136, NextOffset: 173
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 210, NextOffset: 247
     testutil.go:509: Offset: 323, NextOffset: 360
     testutil.go:509: Offset: 247, NextOffset: 284
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:509: Offset: 397, NextOffset: 536
@@ -142827,16 +144215,21 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 982, NextOffset: 1019
     testutil.go:509: Offset: 1162, NextOffset: 1199
     testutil.go:509: Offset: 1019, NextOffset: 1056
     testutil.go:509: Offset: 1199, NextOffset: 1236
     testutil.go:509: Offset: 1056, NextOffset: 1093
     testutil.go:509: Offset: 1236, NextOffset: 1273
-    testutil.go:509: Offset: 1093, NextOffset: 1325
-    testutil.go:509: Offset: 1273, NextOffset: 1604
+    testutil.go:509: Offset: 1093, NextOffset: 1324
+    testutil.go:509: Offset: 1273, NextOffset: 1603
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test test2 .no.prefetch.landmark baz.txt foo1.txt dev bar foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink .no.prefetch.landmark baz.txt test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 679
+    testutil.go:509: Offset: 390, NextOffset: 499
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -142846,19 +144239,6 @@
     testutil.go:509: Offset: 785, NextOffset: 1162
     testutil.go:509: Offset: 605, NextOffset: 982
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1162, NextOffset: 1199
-    testutil.go:509: Offset: 982, NextOffset: 1019
-    testutil.go:509: Offset: 1199, NextOffset: 1236
-    testutil.go:509: Offset: 1019, NextOffset: 1056
-    testutil.go:509: Offset: 1236, NextOffset: 1273
-    testutil.go:509: Offset: 1056, NextOffset: 1093
-    testutil.go:509: Offset: 1273, NextOffset: 1604
-    testutil.go:509: Offset: 1093, NextOffset: 1325
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -142872,6 +144252,27 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:509: Offset: 284, NextOffset: 390
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1162, NextOffset: 1199
+    testutil.go:509: Offset: 982, NextOffset: 1019
+    testutil.go:509: Offset: 1199, NextOffset: 1236
+    testutil.go:509: Offset: 1019, NextOffset: 1056
+    testutil.go:509: Offset: 1236, NextOffset: 1273
+    testutil.go:509: Offset: 1056, NextOffset: 1093
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1273, NextOffset: 1603
+    testutil.go:509: Offset: 1093, NextOffset: 1324
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -142882,43 +144283,18 @@
     testutil.go:509: Offset: 323, NextOffset: 360
     testutil.go:509: Offset: 210, NextOffset: 247
     testutil.go:509: Offset: 360, NextOffset: 397
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:509: Offset: 284, NextOffset: 390
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 679
-    testutil.go:509: Offset: 390, NextOffset: 499
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink dev baz.txt test]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1073
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [bar foo3.txt test test2 .no.prefetch.landmark baz.txt foo1.txt barlink dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -142926,128 +144302,162 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1073
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink dev baz.txt test test2 .no.prefetch.landmark foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:401: Directory: "" vs "": [test test2 .no.prefetch.landmark baz.txt foo1.txt barlink dev bar foo3.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1072
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 959
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 959
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48112 96239]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48113 96241]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48112 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96239 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48113 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96241 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48112,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48112,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48113,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48112,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48112,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48113,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1165,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1202,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1239,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1276,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":981,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1018,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1055,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1160,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1197,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1271,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo3.txt barlink dev test2 baz.txt foo1.txt bar test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 981, NextOffset: 1018
+    testutil.go:509: Offset: 1160, NextOffset: 1197
+    testutil.go:509: Offset: 1018, NextOffset: 1055
+    testutil.go:509: Offset: 1197, NextOffset: 1234
+    testutil.go:509: Offset: 1055, NextOffset: 1092
+    testutil.go:509: Offset: 1234, NextOffset: 1271
+    testutil.go:509: Offset: 1092, NextOffset: 1321
+    testutil.go:509: Offset: 1271, NextOffset: 1598
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -143085,42 +144495,12 @@
     testutil.go:509: Offset: 498, NextOffset: 603
     testutil.go:509: Offset: 677, NextOffset: 782
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 603, NextOffset: 986
-    testutil.go:509: Offset: 782, NextOffset: 1165
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01
+    testutil.go:509: Offset: 603, NextOffset: 981
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 986, NextOffset: 1023
-    testutil.go:509: Offset: 1165, NextOffset: 1202
-    testutil.go:509: Offset: 1023, NextOffset: 1060
-    testutil.go:509: Offset: 1202, NextOffset: 1239
-    testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1239, NextOffset: 1276
-    testutil.go:509: Offset: 1097, NextOffset: 1326
-    testutil.go:509: Offset: 1276, NextOffset: 1603
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:509: Offset: 782, NextOffset: 1160
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev test2 baz.txt foo1.txt bar test .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 782, NextOffset: 1165
-    testutil.go:509: Offset: 603, NextOffset: 986
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [barlink dev test test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -143134,6 +144514,39 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 534, NextOffset: 677
+    testutil.go:509: Offset: 388, NextOffset: 498
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 677, NextOffset: 782
+    testutil.go:509: Offset: 498, NextOffset: 603
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 782, NextOffset: 1160
+    testutil.go:509: Offset: 603, NextOffset: 981
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1160, NextOffset: 1197
+    testutil.go:509: Offset: 981, NextOffset: 1018
+    testutil.go:509: Offset: 1197, NextOffset: 1234
+    testutil.go:509: Offset: 1018, NextOffset: 1055
+    testutil.go:509: Offset: 1234, NextOffset: 1271
+    testutil.go:509: Offset: 1055, NextOffset: 1092
+    testutil.go:509: Offset: 1271, NextOffset: 1598
+    testutil.go:509: Offset: 1092, NextOffset: 1321
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -143147,50 +144560,114 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 534, NextOffset: 677
-    testutil.go:509: Offset: 388, NextOffset: 498
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 677, NextOffset: 782
-    testutil.go:509: Offset: 498, NextOffset: 603
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar foo3.txt barlink test baz.txt dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "test" vs "test"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1165, NextOffset: 1202
-    testutil.go:509: Offset: 986, NextOffset: 1023
-    testutil.go:509: Offset: 1202, NextOffset: 1239
-    testutil.go:509: Offset: 1023, NextOffset: 1060
-    testutil.go:509: Offset: 1239, NextOffset: 1276
-    testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1276, NextOffset: 1603
-    testutil.go:509: Offset: 1097, NextOffset: 1326
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar test dev .no.prefetch.landmark foo1.txt foo3.txt barlink test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test baz.txt dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:395: Comparing: "bar" vs "bar"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -143198,105 +144675,20 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test2 baz.txt bar test dev .no.prefetch.landmark] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 48113 96256]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
@@ -143304,46 +144696,23 @@
     testutil.go:2349:   [2] at 96256 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48113,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48113,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48113,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt bar foo3.txt barlink test .no.prefetch.landmark foo1.txt dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 100, NextOffset: 137
-    testutil.go:509: Offset: 213, NextOffset: 250
-    testutil.go:509: Offset: 137, NextOffset: 174
-    testutil.go:509: Offset: 250, NextOffset: 287
-    testutil.go:509: Offset: 174, NextOffset: 211
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 287, NextOffset: 324
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 324, NextOffset: 361
-    testutil.go:509: Offset: 248, NextOffset: 285
-    testutil.go:509: Offset: 361, NextOffset: 398
-    testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:509: Offset: 398, NextOffset: 536
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 100, NextOffset: 137
     testutil.go:509: Offset: 213, NextOffset: 250
@@ -143378,12 +144747,10 @@
     testutil.go:509: Offset: 1203, NextOffset: 1240
     testutil.go:509: Offset: 1060, NextOffset: 1097
     testutil.go:509: Offset: 1240, NextOffset: 1277
-    testutil.go:509: Offset: 1097, NextOffset: 1330
-    testutil.go:509: Offset: 1277, NextOffset: 1609
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test .no.prefetch.landmark foo1.txt dev test2 baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:509: Offset: 1097, NextOffset: 1329
+    testutil.go:509: Offset: 1277, NextOffset: 1611
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -143391,18 +144758,20 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
-    testutil.go:509: Offset: 250, NextOffset: 287
+    testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 137, NextOffset: 174
-    testutil.go:509: Offset: 287, NextOffset: 324
+    testutil.go:509: Offset: 250, NextOffset: 287
     testutil.go:509: Offset: 174, NextOffset: 211
-    testutil.go:509: Offset: 324, NextOffset: 361
+    testutil.go:509: Offset: 287, NextOffset: 324
     testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 361, NextOffset: 398
+    testutil.go:509: Offset: 324, NextOffset: 361
     testutil.go:509: Offset: 248, NextOffset: 285
-    testutil.go:509: Offset: 398, NextOffset: 536
+    testutil.go:509: Offset: 361, NextOffset: 398
     testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:509: Offset: 398, NextOffset: 536
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -143416,6 +144785,9 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:509: Offset: 390, NextOffset: 500
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -143434,33 +144806,54 @@
     testutil.go:509: Offset: 1023, NextOffset: 1060
     testutil.go:509: Offset: 1240, NextOffset: 1277
     testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1277, NextOffset: 1609
-    testutil.go:509: Offset: 1097, NextOffset: 1330
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 680
-    testutil.go:509: Offset: 390, NextOffset: 500
+    testutil.go:509: Offset: 1277, NextOffset: 1611
+    testutil.go:509: Offset: 1097, NextOffset: 1329
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 213, NextOffset: 250
+    testutil.go:509: Offset: 100, NextOffset: 137
+    testutil.go:509: Offset: 250, NextOffset: 287
+    testutil.go:509: Offset: 137, NextOffset: 174
+    testutil.go:509: Offset: 287, NextOffset: 324
+    testutil.go:509: Offset: 174, NextOffset: 211
+    testutil.go:509: Offset: 324, NextOffset: 361
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 361, NextOffset: 398
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 248, NextOffset: 285
+    testutil.go:509: Offset: 398, NextOffset: 536
+    testutil.go:509: Offset: 285, NextOffset: 390
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48113 96241]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48113 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96241 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48113,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48113,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo3.txt barlink test2 foo1.txt bar test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1080
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1080
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1080
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt bar foo3.txt dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -143474,10 +144867,10 @@
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -143506,43 +144899,46 @@
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 foo1.txt bar test dev .no.prefetch.landmark baz.txt foo3.txt barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 106, NextOffset: 1080
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48113 96240]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test .no.prefetch.landmark foo1.txt bar foo3.txt dev test2 baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
@@ -143553,13 +144949,9 @@
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
@@ -143569,63 +144961,78 @@
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48113 in stargz, uncompressed length 67584
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 967
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 96240 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48113,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48113,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48113,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:509: Offset: 106, NextOffset: 1080
+    testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:509: Offset: 106, NextOffset: 1080
+    testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:509: Offset: 106, NextOffset: 1080
+    testutil.go:509: Offset: 0, NextOffset: 967
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1080,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1117,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1191,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1262,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1299,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1336,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1373,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1087,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1124,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1161,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1198,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1269,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1306,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1343,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1380,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev test2 bar barlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt bar barlink test dev baz.txt foo3.txt test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 98, NextOffset: 135
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 323, NextOffset: 360
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 283, NextOffset: 386
+    testutil.go:509: Offset: 397, NextOffset: 533
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 386, NextOffset: 493
+    testutil.go:509: Offset: 533, NextOffset: 675
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 493, NextOffset: 597
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 675, NextOffset: 779
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 597, NextOffset: 1080
-    testutil.go:509: Offset: 779, NextOffset: 1262
+    testutil.go:509: Offset: 597, NextOffset: 1087
+    testutil.go:509: Offset: 779, NextOffset: 1269
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1080, NextOffset: 1117
-    testutil.go:509: Offset: 1262, NextOffset: 1299
-    testutil.go:509: Offset: 1117, NextOffset: 1154
-    testutil.go:509: Offset: 1299, NextOffset: 1336
-    testutil.go:509: Offset: 1154, NextOffset: 1191
-    testutil.go:509: Offset: 1336, NextOffset: 1373
-    testutil.go:509: Offset: 1191, NextOffset: 1533
-    testutil.go:509: Offset: 1373, NextOffset: 1805
+    testutil.go:509: Offset: 1087, NextOffset: 1124
+    testutil.go:509: Offset: 1269, NextOffset: 1306
+    testutil.go:509: Offset: 1124, NextOffset: 1161
+    testutil.go:509: Offset: 1306, NextOffset: 1343
+    testutil.go:509: Offset: 1161, NextOffset: 1198
+    testutil.go:509: Offset: 1343, NextOffset: 1380
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48114 96256]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1198, NextOffset: 1541
+    testutil.go:509: Offset: 1380, NextOffset: 1814
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -143641,53 +145048,78 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 283, NextOffset: 386
     testutil.go:509: Offset: 397, NextOffset: 533
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 98, NextOffset: 135
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 323, NextOffset: 360
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 283, NextOffset: 386
-    testutil.go:509: Offset: 397, NextOffset: 533
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt test2 .no.prefetch.landmark foo1.txt bar barlink test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 386, NextOffset: 493
     testutil.go:509: Offset: 533, NextOffset: 675
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 bar barlink .no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:509: Offset: 386, NextOffset: 493
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 675, NextOffset: 779
+    testutil.go:509: Offset: 493, NextOffset: 597
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1269, NextOffset: 1306
+    testutil.go:509: Offset: 1087, NextOffset: 1124
+    testutil.go:509: Offset: 1306, NextOffset: 1343
+    testutil.go:509: Offset: 1124, NextOffset: 1161
+    testutil.go:509: Offset: 1343, NextOffset: 1380
+    testutil.go:509: Offset: 1161, NextOffset: 1198
+    testutil.go:509: Offset: 1380, NextOffset: 1814
+    testutil.go:509: Offset: 1198, NextOffset: 1541
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 48114 in stargz, uncompressed length 68708
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 96256 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 98, NextOffset: 135
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 135, NextOffset: 172
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48114,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48114,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 286, NextOffset: 323
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48114,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48114,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 172, NextOffset: 209
     testutil.go:509: Offset: 323, NextOffset: 360
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 209, NextOffset: 246
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 675, NextOffset: 779
-    testutil.go:509: Offset: 493, NextOffset: 597
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 779, NextOffset: 1269
+    testutil.go:509: Offset: 597, NextOffset: 1087
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 98, NextOffset: 135
@@ -143701,182 +145133,194 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt bar foo3.txt barlink test .no.prefetch.landmark foo1.txt dev test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 533, NextOffset: 675
-    testutil.go:509: Offset: 386, NextOffset: 493
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 779, NextOffset: 1262
-    testutil.go:509: Offset: 597, NextOffset: 1080
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1262, NextOffset: 1299
-    testutil.go:509: Offset: 1080, NextOffset: 1117
-    testutil.go:509: Offset: 1299, NextOffset: 1336
-    testutil.go:509: Offset: 1117, NextOffset: 1154
-    testutil.go:509: Offset: 1336, NextOffset: 1373
-    testutil.go:509: Offset: 1154, NextOffset: 1191
-    testutil.go:509: Offset: 1373, NextOffset: 1805
-    testutil.go:509: Offset: 1191, NextOffset: 1533
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48108 96249]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48108 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96249 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48108,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48108,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 baz.txt foo1.txt barlink dev .no.prefetch.landmark bar foo3.txt test]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt barlink test .no.prefetch.landmark foo1.txt dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48114 96241]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48114 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 96241 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48114,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48114,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48114,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48114,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1095,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1132,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1169,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1206,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1275,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1312,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1349,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1386,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt bar foo3.txt barlink test test2 .no.prefetch.landmark foo1.txt dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 390, NextOffset: 499
+    testutil.go:509: Offset: 536, NextOffset: 679
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt barlink dev .no.prefetch.landmark bar foo3.txt test test2 baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
+    testutil.go:509: Offset: 499, NextOffset: 605
+    testutil.go:509: Offset: 679, NextOffset: 785
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 605, NextOffset: 1095
+    testutil.go:509: Offset: 785, NextOffset: 1275
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1095, NextOffset: 1132
+    testutil.go:509: Offset: 1275, NextOffset: 1312
+    testutil.go:509: Offset: 1132, NextOffset: 1169
+    testutil.go:509: Offset: 1312, NextOffset: 1349
+    testutil.go:509: Offset: 1169, NextOffset: 1206
+    testutil.go:509: Offset: 1349, NextOffset: 1386
+    testutil.go:509: Offset: 1206, NextOffset: 1552
+    testutil.go:509: Offset: 1386, NextOffset: 1825
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1090,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1127,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1164,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1201,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1270,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1307,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1344,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1381,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt barlink dev test2 baz.txt bar foo3.txt test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 136, NextOffset: 173
@@ -143889,43 +145333,6 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:509: Offset: 397, NextOffset: 536
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 390, NextOffset: 499
-    testutil.go:509: Offset: 536, NextOffset: 679
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 499, NextOffset: 605
-    testutil.go:509: Offset: 679, NextOffset: 785
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 605, NextOffset: 1090
-    testutil.go:509: Offset: 785, NextOffset: 1270
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1090, NextOffset: 1127
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48108 96233]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1270, NextOffset: 1307
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1127, NextOffset: 1164
-    testutil.go:509: Offset: 1307, NextOffset: 1344
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 1344, NextOffset: 1381
-    testutil.go:509: Offset: 1201, NextOffset: 1545
-    testutil.go:509: Offset: 1381, NextOffset: 1817
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 212, NextOffset: 249
@@ -143933,9 +145340,6 @@
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 286, NextOffset: 323
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 210, NextOffset: 247
     testutil.go:509: Offset: 323, NextOffset: 360
     testutil.go:509: Offset: 247, NextOffset: 284
@@ -143943,14 +145347,18 @@
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink dev test2 baz.txt bar foo3.txt test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test test2 .no.prefetch.landmark foo1.txt dev baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1275, NextOffset: 1312
+    testutil.go:509: Offset: 1095, NextOffset: 1132
+    testutil.go:509: Offset: 1312, NextOffset: 1349
+    testutil.go:509: Offset: 1132, NextOffset: 1169
+    testutil.go:509: Offset: 1349, NextOffset: 1386
+    testutil.go:509: Offset: 1169, NextOffset: 1206
+    testutil.go:509: Offset: 1386, NextOffset: 1825
+    testutil.go:509: Offset: 1206, NextOffset: 1552
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -143966,6 +145374,15 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:509: Offset: 284, NextOffset: 390
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 679
+    testutil.go:509: Offset: 390, NextOffset: 499
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -143974,31 +145391,10 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 323, NextOffset: 360
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48108 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 210, NextOffset: 247
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48108,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48108,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 247, NextOffset: 284
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 397, NextOffset: 536
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
@@ -144006,126 +145402,129 @@
     testutil.go:509: Offset: 679, NextOffset: 785
     testutil.go:509: Offset: 499, NextOffset: 605
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 785, NextOffset: 1270
-    testutil.go:509: Offset: 605, NextOffset: 1090
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1270, NextOffset: 1307
-    testutil.go:509: Offset: 1090, NextOffset: 1127
-    testutil.go:509: Offset: 1307, NextOffset: 1344
-    testutil.go:509: Offset: 1127, NextOffset: 1164
-    testutil.go:509: Offset: 1344, NextOffset: 1381
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 1381, NextOffset: 1817
-    testutil.go:509: Offset: 1201, NextOffset: 1545
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 679
-    testutil.go:509: Offset: 390, NextOffset: 499
+    testutil.go:509: Offset: 785, NextOffset: 1275
+    testutil.go:509: Offset: 605, NextOffset: 1095
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48549 98032]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48549 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98032 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48549,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48549,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt bar dev test2 foo1.txt foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test dev test2 .no.prefetch.landmark baz.txt bar foo1.txt foo3.txt barlink]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test .no.prefetch.landmark baz.txt bar dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -144133,65 +145532,71 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48108 96249]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48549 97055]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48108 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96249 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48549 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97055 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48108,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48549,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48108,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48549,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1089,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1126,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1163,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1200,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1268,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1305,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1342,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1379,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1097,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1134,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1171,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1208,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1276,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1313,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1350,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1387,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test test2 .no.prefetch.landmark foo1.txt bar dev baz.txt foo3.txt barlink]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 498, NextOffset: 603
+    testutil.go:509: Offset: 677, NextOffset: 782
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 603, NextOffset: 1097
+    testutil.go:509: Offset: 782, NextOffset: 1276
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1089, NextOffset: 1126
-    testutil.go:509: Offset: 1268, NextOffset: 1305
-    testutil.go:509: Offset: 1126, NextOffset: 1163
-    testutil.go:509: Offset: 1305, NextOffset: 1342
-    testutil.go:509: Offset: 1163, NextOffset: 1200
-    testutil.go:509: Offset: 1342, NextOffset: 1379
-    testutil.go:509: Offset: 1200, NextOffset: 1545
-    testutil.go:509: Offset: 1379, NextOffset: 1814
+    testutil.go:509: Offset: 1097, NextOffset: 1134
+    testutil.go:509: Offset: 1276, NextOffset: 1313
+    testutil.go:509: Offset: 1134, NextOffset: 1171
+    testutil.go:509: Offset: 1313, NextOffset: 1350
+    testutil.go:509: Offset: 1171, NextOffset: 1208
+    testutil.go:509: Offset: 1350, NextOffset: 1387
+    testutil.go:509: Offset: 1208, NextOffset: 1554
+    testutil.go:509: Offset: 1387, NextOffset: 1824
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -144223,26 +145628,23 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 388, NextOffset: 498
     testutil.go:509: Offset: 534, NextOffset: 677
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 498, NextOffset: 603
-    testutil.go:509: Offset: 677, NextOffset: 782
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 603, NextOffset: 1089
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 782, NextOffset: 1268
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test test2 .no.prefetch.landmark foo1.txt bar dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1276, NextOffset: 1313
+    testutil.go:509: Offset: 1097, NextOffset: 1134
+    testutil.go:509: Offset: 1313, NextOffset: 1350
+    testutil.go:509: Offset: 1134, NextOffset: 1171
+    testutil.go:509: Offset: 1350, NextOffset: 1387
+    testutil.go:509: Offset: 1171, NextOffset: 1208
+    testutil.go:509: Offset: 1387, NextOffset: 1824
+    testutil.go:509: Offset: 1208, NextOffset: 1554
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -144256,6 +145658,20 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 534, NextOffset: 677
+    testutil.go:509: Offset: 388, NextOffset: 498
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 677, NextOffset: 782
+    testutil.go:509: Offset: 498, NextOffset: 603
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -144265,216 +145681,210 @@
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 323, NextOffset: 360
     testutil.go:509: Offset: 210, NextOffset: 247
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 534, NextOffset: 677
-    testutil.go:509: Offset: 388, NextOffset: 498
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 677, NextOffset: 782
-    testutil.go:509: Offset: 498, NextOffset: 603
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 782, NextOffset: 1268
-    testutil.go:509: Offset: 603, NextOffset: 1089
+    testutil.go:509: Offset: 782, NextOffset: 1276
+    testutil.go:509: Offset: 603, NextOffset: 1097
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1268, NextOffset: 1305
-    testutil.go:509: Offset: 1089, NextOffset: 1126
-    testutil.go:509: Offset: 1305, NextOffset: 1342
-    testutil.go:509: Offset: 1126, NextOffset: 1163
-    testutil.go:509: Offset: 1342, NextOffset: 1379
-    testutil.go:509: Offset: 1163, NextOffset: 1200
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1379, NextOffset: 1814
-    testutil.go:509: Offset: 1200, NextOffset: 1545
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 baz.txt foo1.txt foo3.txt dev .no.prefetch.landmark bar barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 1187
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48549 98032]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48108 96233]
-    testutil.go:2330: got gzip streams:
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 48549 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98032 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48549,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48549,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "bar" vs "bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar barlink test test2 baz.txt foo1.txt foo3.txt dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 48108 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96233 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48549 97055]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 48549 in stargz, uncompressed length 67584
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1286,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1323,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1360,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1397,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 97055 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48108,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48549,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48108,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48108,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48549,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1100,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1211,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1280,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1317,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1354,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1391,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt bar test dev test2 baz.txt foo3.txt barlink]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 606, NextOffset: 1100
-    testutil.go:509: Offset: 786, NextOffset: 1280
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1100, NextOffset: 1137
-    testutil.go:509: Offset: 1280, NextOffset: 1317
-    testutil.go:509: Offset: 1137, NextOffset: 1174
-    testutil.go:509: Offset: 1317, NextOffset: 1354
-    testutil.go:509: Offset: 1174, NextOffset: 1211
-    testutil.go:509: Offset: 1354, NextOffset: 1391
-    testutil.go:509: Offset: 1211, NextOffset: 1559
-    testutil.go:509: Offset: 1391, NextOffset: 1829
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo1.txt barlink dev test2 .no.prefetch.landmark bar foo3.txt test]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -144487,8 +145897,6 @@
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 324, NextOffset: 361
     testutil.go:509: Offset: 248, NextOffset: 285
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 361, NextOffset: 398
     testutil.go:509: Offset: 285, NextOffset: 390
     testutil.go:509: Offset: 398, NextOffset: 536
@@ -144505,6 +145913,8 @@
     testutil.go:509: Offset: 361, NextOffset: 398
     testutil.go:509: Offset: 285, NextOffset: 390
     testutil.go:509: Offset: 398, NextOffset: 536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 390, NextOffset: 500
     testutil.go:509: Offset: 536, NextOffset: 680
@@ -144513,8 +145923,23 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 500, NextOffset: 606
     testutil.go:509: Offset: 680, NextOffset: 786
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 606, NextOffset: 1106
+    testutil.go:509: Offset: 786, NextOffset: 1286
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1106, NextOffset: 1143
+    testutil.go:509: Offset: 1286, NextOffset: 1323
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 1323, NextOffset: 1360
+    testutil.go:509: Offset: 1180, NextOffset: 1217
+    testutil.go:509: Offset: 1360, NextOffset: 1397
+    testutil.go:509: Offset: 1217, NextOffset: 1565
+    testutil.go:509: Offset: 1397, NextOffset: 1838
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo3.txt barlink .no.prefetch.landmark foo1.txt bar test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt test baz.txt foo1.txt barlink dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -144528,35 +145953,16 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 786, NextOffset: 1280
-    testutil.go:509: Offset: 606, NextOffset: 1100
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 536, NextOffset: 680
     testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 680, NextOffset: 786
-    testutil.go:509: Offset: 500, NextOffset: 606
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1280, NextOffset: 1317
-    testutil.go:509: Offset: 1100, NextOffset: 1137
-    testutil.go:509: Offset: 1317, NextOffset: 1354
-    testutil.go:509: Offset: 1137, NextOffset: 1174
-    testutil.go:509: Offset: 1354, NextOffset: 1391
-    testutil.go:509: Offset: 1174, NextOffset: 1211
-    testutil.go:509: Offset: 1391, NextOffset: 1829
-    testutil.go:509: Offset: 1211, NextOffset: 1559
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -144572,166 +145978,219 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 680, NextOffset: 786
+    testutil.go:509: Offset: 500, NextOffset: 606
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 786, NextOffset: 1286
+    testutil.go:509: Offset: 606, NextOffset: 1106
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1286, NextOffset: 1323
+    testutil.go:509: Offset: 1106, NextOffset: 1143
+    testutil.go:509: Offset: 1323, NextOffset: 1360
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 1360, NextOffset: 1397
+    testutil.go:509: Offset: 1180, NextOffset: 1217
+    testutil.go:509: Offset: 1397, NextOffset: 1838
+    testutil.go:509: Offset: 1217, NextOffset: 1565
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48107 96251]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink test test2 foo1.txt bar foo3.txt dev .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt bar foo3.txt test dev .no.prefetch.landmark foo1.txt barlink test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48107 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96251 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1310
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48107,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48107,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1310
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt dev .no.prefetch.landmark baz.txt barlink test test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt test dev .no.prefetch.landmark foo1.txt barlink test2 baz.txt bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
+    testutil.go:509: Offset: 106, NextOffset: 1317
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48551 98038]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 48551 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98038 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48551,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48551,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48551 97061]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48551 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97061 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":977,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1014,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1051,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1088,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48551,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48551,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":977,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1014,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1051,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1088,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":678,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":783,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1159,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1196,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1270,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":678,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":783,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1159,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1196,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1270,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt test .no.prefetch.landmark barlink dev test2]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [barlink test baz.txt bar dev test2 .no.prefetch.landmark foo1.txt foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 98, NextOffset: 135
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 286, NextOffset: 323
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 323, NextOffset: 360
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 283, NextOffset: 387
+    testutil.go:509: Offset: 397, NextOffset: 535
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 387, NextOffset: 496
     testutil.go:509: Offset: 535, NextOffset: 678
@@ -144756,7 +146215,7 @@
     testutil.go:509: Offset: 1088, NextOffset: 1317
     testutil.go:509: Offset: 1270, NextOffset: 1596
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -144776,30 +146235,26 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 283, NextOffset: 387
     testutil.go:509: Offset: 397, NextOffset: 535
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 98, NextOffset: 135
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 323, NextOffset: 360
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 283, NextOffset: 387
-    testutil.go:509: Offset: 397, NextOffset: 535
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark barlink dev test2 baz.txt foo1.txt bar foo3.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test baz.txt bar dev test2 .no.prefetch.landmark foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 535, NextOffset: 678
+    testutil.go:509: Offset: 387, NextOffset: 496
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 783, NextOffset: 1159
+    testutil.go:509: Offset: 601, NextOffset: 977
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1159, NextOffset: 1196
+    testutil.go:509: Offset: 977, NextOffset: 1014
+    testutil.go:509: Offset: 1196, NextOffset: 1233
+    testutil.go:509: Offset: 1014, NextOffset: 1051
+    testutil.go:509: Offset: 1233, NextOffset: 1270
+    testutil.go:509: Offset: 1051, NextOffset: 1088
+    testutil.go:509: Offset: 1270, NextOffset: 1596
+    testutil.go:509: Offset: 1088, NextOffset: 1317
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 98, NextOffset: 135
@@ -144813,6 +146268,19 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 535
     testutil.go:509: Offset: 283, NextOffset: 387
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 678, NextOffset: 783
+    testutil.go:509: Offset: 496, NextOffset: 601
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 98, NextOffset: 135
@@ -144826,71 +146294,13 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 535
     testutil.go:509: Offset: 283, NextOffset: 387
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 535, NextOffset: 678
-    testutil.go:509: Offset: 387, NextOffset: 496
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 678, NextOffset: 783
-    testutil.go:509: Offset: 496, NextOffset: 601
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 783, NextOffset: 1159
-    testutil.go:509: Offset: 601, NextOffset: 977
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1159, NextOffset: 1196
-    testutil.go:509: Offset: 977, NextOffset: 1014
-    testutil.go:509: Offset: 1196, NextOffset: 1233
-    testutil.go:509: Offset: 1014, NextOffset: 1051
-    testutil.go:509: Offset: 1233, NextOffset: 1270
-    testutil.go:509: Offset: 1051, NextOffset: 1088
-    testutil.go:509: Offset: 1270, NextOffset: 1596
-    testutil.go:509: Offset: 1088, NextOffset: 1317
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48107 96235]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48107 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96235 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48107,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48107,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48107,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt test dev test2 .no.prefetch.landmark bar barlink baz.txt foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar test2 foo3.txt barlink test dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -144912,7 +146322,7 @@
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -144927,16 +146337,17 @@
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt test dev test2 .no.prefetch.landmark bar barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
@@ -144946,15 +146357,21 @@
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
@@ -144962,20 +146379,18 @@
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 106, NextOffset: 1064
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -144988,21 +146403,74 @@
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1064
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48554 98045]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 950
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48554 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98045 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48554,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48554,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48554,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48554,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":608,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1100,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":789,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":608,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1100,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":789,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt bar barlink test dev foo1.txt foo3.txt test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev .no.prefetch.landmark baz.txt foo3.txt barlink test test2 foo1.txt bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 100, NextOffset: 137
+    testutil.go:509: Offset: 215, NextOffset: 252
+    testutil.go:509: Offset: 137, NextOffset: 174
+    testutil.go:509: Offset: 252, NextOffset: 289
+    testutil.go:509: Offset: 174, NextOffset: 211
+    testutil.go:509: Offset: 289, NextOffset: 326
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48554 97068]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 326, NextOffset: 363
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 248, NextOffset: 285
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 285, NextOffset: 391
+    testutil.go:509: Offset: 400, NextOffset: 539
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 391, NextOffset: 502
+    testutil.go:509: Offset: 539, NextOffset: 683
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -145020,13 +146488,14 @@
     testutil.go:509: Offset: 1026, NextOffset: 1063
     testutil.go:509: Offset: 1207, NextOffset: 1244
     testutil.go:509: Offset: 1063, NextOffset: 1100
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1244, NextOffset: 1281
     testutil.go:509: Offset: 1100, NextOffset: 1331
-    testutil.go:509: Offset: 1281, NextOffset: 1612
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1281, NextOffset: 1611
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -145041,71 +146510,26 @@
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 289, NextOffset: 326
     testutil.go:509: Offset: 211, NextOffset: 248
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48115 96261]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 326, NextOffset: 363
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 285, NextOffset: 391
-    testutil.go:509: Offset: 400, NextOffset: 539
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 100, NextOffset: 137
-    testutil.go:509: Offset: 215, NextOffset: 252
-    testutil.go:509: Offset: 137, NextOffset: 174
-    testutil.go:509: Offset: 252, NextOffset: 289
-    testutil.go:509: Offset: 174, NextOffset: 211
-    testutil.go:509: Offset: 289, NextOffset: 326
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 326, NextOffset: 363
-    testutil.go:509: Offset: 248, NextOffset: 285
-    testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 285, NextOffset: 391
     testutil.go:509: Offset: 400, NextOffset: 539
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 391, NextOffset: 502
-    testutil.go:509: Offset: 539, NextOffset: 683
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev foo1.txt foo3.txt test2 .no.prefetch.landmark baz.txt bar barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink test test2 foo1.txt bar dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 683, NextOffset: 789
     testutil.go:509: Offset: 502, NextOffset: 608
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1170, NextOffset: 1207
-    testutil.go:509: Offset: 989, NextOffset: 1026
-    testutil.go:509: Offset: 1207, NextOffset: 1244
-    testutil.go:509: Offset: 1026, NextOffset: 1063
-    testutil.go:509: Offset: 1244, NextOffset: 1281
-    testutil.go:509: Offset: 1063, NextOffset: 1100
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1281, NextOffset: 1612
-    testutil.go:509: Offset: 1100, NextOffset: 1331
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 539, NextOffset: 683
-    testutil.go:509: Offset: 391, NextOffset: 502
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 789, NextOffset: 1170
-    testutil.go:509: Offset: 608, NextOffset: 989
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 215, NextOffset: 252
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -145113,205 +146537,232 @@
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 289, NextOffset: 326
     testutil.go:509: Offset: 174, NextOffset: 211
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 48554 in stargz, uncompressed length 67584
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 326, NextOffset: 363
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 400, NextOffset: 539
     testutil.go:509: Offset: 285, NextOffset: 391
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 97068 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 789, NextOffset: 1170
+    testutil.go:509: Offset: 608, NextOffset: 989
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "test" vs "test"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48554,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48554,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1170, NextOffset: 1207
+    testutil.go:509: Offset: 989, NextOffset: 1026
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48554,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48554,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1207, NextOffset: 1244
+    testutil.go:509: Offset: 1026, NextOffset: 1063
+    testutil.go:509: Offset: 1244, NextOffset: 1281
+    testutil.go:509: Offset: 1063, NextOffset: 1100
+    testutil.go:509: Offset: 1281, NextOffset: 1611
+    testutil.go:509: Offset: 1100, NextOffset: 1331
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 215, NextOffset: 252
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 100, NextOffset: 137
     testutil.go:509: Offset: 252, NextOffset: 289
     testutil.go:509: Offset: 137, NextOffset: 174
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 48115 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96261 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48115,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 289, NextOffset: 326
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 326, NextOffset: 363
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 248, NextOffset: 285
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 400, NextOffset: 539
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 285, NextOffset: 391
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48115,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 539, NextOffset: 683
+    testutil.go:509: Offset: 391, NextOffset: 502
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev test2 barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt barlink test2 .no.prefetch.landmark baz.txt bar test dev foo1.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1079
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev test2 barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test2 .no.prefetch.landmark baz.txt bar test dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48115 96245]
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48554 98045]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:395: Comparing: "dev" vs "dev"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=64000
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48115 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96245 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 48554 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98045 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48115,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48554,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48554,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48115,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48554,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48554,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink dev test2 foo1.txt bar foo3.txt test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -145329,13 +146780,17 @@
     testutil.go:509: Offset: 1023, NextOffset: 1060
     testutil.go:509: Offset: 1203, NextOffset: 1240
     testutil.go:509: Offset: 1060, NextOffset: 1097
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1240, NextOffset: 1277
-    testutil.go:509: Offset: 1097, NextOffset: 1327
+    testutil.go:509: Offset: 1097, NextOffset: 1326
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48554 97068]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1277, NextOffset: 1605
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -145367,11 +146822,15 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 361, NextOffset: 398
     testutil.go:509: Offset: 285, NextOffset: 390
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 398, NextOffset: 536
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 390, NextOffset: 500
+    testutil.go:509: Offset: 536, NextOffset: 680
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test .no.prefetch.landmark baz.txt barlink dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -145393,20 +146852,28 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 680, NextOffset: 786
     testutil.go:509: Offset: 500, NextOffset: 606
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 48554 in stargz, uncompressed length 67584
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 786, NextOffset: 1166
     testutil.go:509: Offset: 606, NextOffset: 986
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1166, NextOffset: 1203
-    testutil.go:509: Offset: 986, NextOffset: 1023
-    testutil.go:509: Offset: 1203, NextOffset: 1240
-    testutil.go:509: Offset: 1023, NextOffset: 1060
-    testutil.go:509: Offset: 1240, NextOffset: 1277
-    testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1277, NextOffset: 1605
-    testutil.go:509: Offset: 1097, NextOffset: 1327
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 97068 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48554,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48554,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48554,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48554,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -145421,176 +146888,178 @@
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1166, NextOffset: 1203
+    testutil.go:509: Offset: 986, NextOffset: 1023
+    testutil.go:509: Offset: 1203, NextOffset: 1240
+    testutil.go:509: Offset: 1023, NextOffset: 1060
+    testutil.go:509: Offset: 1240, NextOffset: 1277
+    testutil.go:509: Offset: 1060, NextOffset: 1097
+    testutil.go:509: Offset: 1277, NextOffset: 1605
+    testutil.go:509: Offset: 1097, NextOffset: 1326
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt foo3.txt barlink test .no.prefetch.landmark bar dev test2]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test dev .no.prefetch.landmark baz.txt bar foo3.txt barlink test2 foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48115 96261]
-    testutil.go:2330: got gzip streams:
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink test .no.prefetch.landmark bar dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test2 foo1.txt test dev .no.prefetch.landmark baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 48115 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96261 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 952
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48115,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48115,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1065
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1064
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48556 98051]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 48556 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98051 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48556,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48556,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48556,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48556,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":138,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":506,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1034,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1071,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1108,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":540,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":795,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1177,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1288,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":138,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":506,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":998,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1035,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1072,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1109,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":540,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":795,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1178,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1289,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test test2 foo3.txt barlink dev .no.prefetch.landmark baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt barlink test2 .no.prefetch.landmark bar foo3.txt test dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 394, NextOffset: 506
     testutil.go:509: Offset: 540, NextOffset: 686
@@ -145598,24 +147067,30 @@
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 506, NextOffset: 615
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 686, NextOffset: 795
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 615, NextOffset: 997
-    testutil.go:509: Offset: 795, NextOffset: 1177
+    testutil.go:509: Offset: 615, NextOffset: 998
+    testutil.go:509: Offset: 795, NextOffset: 1178
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 997, NextOffset: 1034
-    testutil.go:509: Offset: 1177, NextOffset: 1214
-    testutil.go:509: Offset: 1034, NextOffset: 1071
-    testutil.go:509: Offset: 1214, NextOffset: 1251
-    testutil.go:509: Offset: 1071, NextOffset: 1108
-    testutil.go:509: Offset: 1251, NextOffset: 1288
-    testutil.go:509: Offset: 1108, NextOffset: 1339
-    testutil.go:509: Offset: 1288, NextOffset: 1622
+    testutil.go:509: Offset: 998, NextOffset: 1035
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1178, NextOffset: 1215
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 1215, NextOffset: 1252
+    testutil.go:509: Offset: 1072, NextOffset: 1109
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48556 97074]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1252, NextOffset: 1289
+    testutil.go:509: Offset: 1109, NextOffset: 1340
+    testutil.go:509: Offset: 1289, NextOffset: 1622
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -145634,10 +147109,11 @@
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 326, NextOffset: 363
     testutil.go:509: Offset: 249, NextOffset: 286
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 286, NextOffset: 394
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 400, NextOffset: 540
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 138
@@ -145651,30 +147127,53 @@
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 286, NextOffset: 394
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48556 in stargz, uncompressed length 67584
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 400, NextOffset: 540
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 97074 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48556,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48556,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48556,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48556,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar test test2 foo3.txt barlink dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 540, NextOffset: 686
-    testutil.go:509: Offset: 394, NextOffset: 506
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo1.txt barlink test2 .no.prefetch.landmark bar foo3.txt test dev baz.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 686, NextOffset: 795
     testutil.go:509: Offset: 506, NextOffset: 615
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 795, NextOffset: 1178
+    testutil.go:509: Offset: 615, NextOffset: 998
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1177, NextOffset: 1214
-    testutil.go:509: Offset: 997, NextOffset: 1034
-    testutil.go:509: Offset: 1214, NextOffset: 1251
-    testutil.go:509: Offset: 1034, NextOffset: 1071
-    testutil.go:509: Offset: 1251, NextOffset: 1288
-    testutil.go:509: Offset: 1071, NextOffset: 1108
-    testutil.go:509: Offset: 1288, NextOffset: 1622
-    testutil.go:509: Offset: 1108, NextOffset: 1339
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 1178, NextOffset: 1215
+    testutil.go:509: Offset: 998, NextOffset: 1035
+    testutil.go:509: Offset: 1215, NextOffset: 1252
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 1252, NextOffset: 1289
+    testutil.go:509: Offset: 1072, NextOffset: 1109
+    testutil.go:509: Offset: 1289, NextOffset: 1622
+    testutil.go:509: Offset: 1109, NextOffset: 1340
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 215, NextOffset: 252
     testutil.go:509: Offset: 101, NextOffset: 138
@@ -145688,16 +147187,12 @@
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 400, NextOffset: 540
     testutil.go:509: Offset: 286, NextOffset: 394
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 795, NextOffset: 1177
-    testutil.go:509: Offset: 615, NextOffset: 997
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 540, NextOffset: 686
+    testutil.go:509: Offset: 394, NextOffset: 506
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 215, NextOffset: 252
     testutil.go:509: Offset: 101, NextOffset: 138
@@ -145712,44 +147207,59 @@
     testutil.go:509: Offset: 400, NextOffset: 540
     testutil.go:509: Offset: 286, NextOffset: 394
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48115 96245]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48115 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96245 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48115,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48115,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt bar barlink test dev test2 baz.txt foo3.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink test test2 baz.txt foo1.txt bar foo3.txt dev .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48550 98037]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1082
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 48550 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98037 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48550,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48550,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -145757,118 +147267,126 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 968
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt .no.prefetch.landmark foo1.txt bar barlink test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt dev .no.prefetch.landmark barlink test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48550 97060]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48550 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97060 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48550,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48550,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt bar test .no.prefetch.landmark foo1.txt foo3.txt barlink dev test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar foo3.txt test .no.prefetch.landmark barlink dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -145891,6 +147409,8 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 182, NextOffset: 215
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 215, NextOffset: 248
     testutil.go:509: Offset: 152, NextOffset: 185
@@ -145917,66 +147437,38 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 836, NextOffset: 869
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 982, NextOffset: 1015
     testutil.go:509: Offset: 869, NextOffset: 902
     testutil.go:509: Offset: 1015, NextOffset: 1048
     testutil.go:509: Offset: 902, NextOffset: 935
     testutil.go:509: Offset: 1048, NextOffset: 1081
-    testutil.go:509: Offset: 935, NextOffset: 1138
+    testutil.go:509: Offset: 935, NextOffset: 1137
     testutil.go:509: Offset: 1081, NextOffset: 1357
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48115 96260]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt barlink dev test2 baz.txt bar test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 86, NextOffset: 119
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 215, NextOffset: 248
-    testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 248, NextOffset: 281
-    testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 281, NextOffset: 314
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 314, NextOffset: 347
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 347, NextOffset: 466
-    testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 589, NextOffset: 683
-    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test .no.prefetch.landmark barlink dev test2 baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 683, NextOffset: 982
+    testutil.go:509: Offset: 537, NextOffset: 836
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 982, NextOffset: 1015
     testutil.go:509: Offset: 836, NextOffset: 869
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1015, NextOffset: 1048
     testutil.go:509: Offset: 869, NextOffset: 902
     testutil.go:509: Offset: 1048, NextOffset: 1081
     testutil.go:509: Offset: 902, NextOffset: 935
     testutil.go:509: Offset: 1081, NextOffset: 1357
-    testutil.go:509: Offset: 935, NextOffset: 1138
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 466, NextOffset: 589
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 683, NextOffset: 982
-    testutil.go:509: Offset: 537, NextOffset: 836
+    testutil.go:509: Offset: 935, NextOffset: 1137
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -145992,30 +147484,62 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48115 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 96260 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 215, NextOffset: 248
+    testutil.go:509: Offset: 119, NextOffset: 152
+    testutil.go:509: Offset: 248, NextOffset: 281
+    testutil.go:509: Offset: 152, NextOffset: 185
+    testutil.go:509: Offset: 281, NextOffset: 314
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 314, NextOffset: 347
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 347, NextOffset: 466
+    testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 589, NextOffset: 683
+    testutil.go:509: Offset: 443, NextOffset: 537
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48550 98037]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:2349:   [1] at 48550 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98037 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48115,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48550,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48115,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48550,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev test2 bar]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [dev test2 .no.prefetch.landmark barlink baz.txt foo1.txt bar foo3.txt test]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
@@ -146029,42 +147553,34 @@
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
@@ -146074,27 +147590,20 @@
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev test2 bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test dev test2 .no.prefetch.landmark barlink baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 710
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -146107,11 +147616,11 @@
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -146127,66 +147636,55 @@
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:509: Offset: 0, NextOffset: 615
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48115 96244]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48550 97060]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48115 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 96244 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48550 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97060 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48115,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48550,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48115,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48115,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48550,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":847,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":880,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":913,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":946,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":993,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1059,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":847,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":880,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":913,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":946,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":993,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1059,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev foo3.txt test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 88, NextOffset: 121
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 121, NextOffset: 154
-    testutil.go:509: Offset: 217, NextOffset: 250
-    testutil.go:509: Offset: 154, NextOffset: 187
-    testutil.go:509: Offset: 250, NextOffset: 283
-    testutil.go:509: Offset: 187, NextOffset: 220
-    testutil.go:509: Offset: 283, NextOffset: 316
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:509: Offset: 349, NextOffset: 470
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:509: Offset: 470, NextOffset: 595
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:509: Offset: 595, NextOffset: 691
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 847
-    testutil.go:509: Offset: 691, NextOffset: 993
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar test dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 847, NextOffset: 880
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 993, NextOffset: 1026
     testutil.go:509: Offset: 880, NextOffset: 913
     testutil.go:509: Offset: 1026, NextOffset: 1059
@@ -146195,17 +147693,15 @@
     testutil.go:509: Offset: 946, NextOffset: 1150
     testutil.go:509: Offset: 1092, NextOffset: 1373
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 121
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 121, NextOffset: 154
     testutil.go:509: Offset: 217, NextOffset: 250
@@ -146217,26 +147713,35 @@
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 349, NextOffset: 470
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev foo3.txt test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 691, NextOffset: 993
-    testutil.go:509: Offset: 545, NextOffset: 847
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
-    testutil.go:509: Offset: 217, NextOffset: 250
+    testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 121, NextOffset: 154
-    testutil.go:509: Offset: 250, NextOffset: 283
+    testutil.go:509: Offset: 217, NextOffset: 250
     testutil.go:509: Offset: 154, NextOffset: 187
-    testutil.go:509: Offset: 283, NextOffset: 316
+    testutil.go:509: Offset: 250, NextOffset: 283
     testutil.go:509: Offset: 187, NextOffset: 220
-    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 283, NextOffset: 316
     testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 349, NextOffset: 470
+    testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:509: Offset: 349, NextOffset: 470
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:509: Offset: 470, NextOffset: 595
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 847
+    testutil.go:509: Offset: 691, NextOffset: 993
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink bar test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -146246,8 +147751,6 @@
     testutil.go:509: Offset: 154, NextOffset: 187
     testutil.go:509: Offset: 283, NextOffset: 316
     testutil.go:509: Offset: 187, NextOffset: 220
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
@@ -146255,12 +147758,15 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 470, NextOffset: 595
     testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 691, NextOffset: 993
+    testutil.go:509: Offset: 545, NextOffset: 847
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 595, NextOffset: 691
     testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -146273,81 +147779,69 @@
     testutil.go:509: Offset: 1092, NextOffset: 1373
     testutil.go:509: Offset: 946, NextOffset: 1150
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 88, NextOffset: 121
+    testutil.go:509: Offset: 217, NextOffset: 250
+    testutil.go:509: Offset: 121, NextOffset: 154
+    testutil.go:509: Offset: 250, NextOffset: 283
+    testutil.go:509: Offset: 154, NextOffset: 187
+    testutil.go:509: Offset: 283, NextOffset: 316
+    testutil.go:509: Offset: 187, NextOffset: 220
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 349, NextOffset: 470
+    testutil.go:509: Offset: 253, NextOffset: 349
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48549 98034]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48552 98045]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48549 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98034 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48552 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98045 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48549,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48552,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48552,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48549,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48552,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48552,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark dev baz.txt foo1.txt bar foo3.txt barlink test test2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo1.txt barlink dev baz.txt bar foo3.txt test test2]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "dev" vs "dev"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -146356,131 +147850,158 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test test2 .no.prefetch.landmark dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48552 97068]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt test test2 .no.prefetch.landmark foo1.txt barlink dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 711
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48552 in stargz, uncompressed length 67584
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 618
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 97068 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 711
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 618
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 711
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48552,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48552,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48552,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48552,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48549 97057]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48557 98051]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48549 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97057 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48557 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98051 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48549,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48557,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48557,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48549,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48557,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48557,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":841,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":874,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":907,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":940,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":987,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1020,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1053,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1086,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":842,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":875,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":908,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":941,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1021,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1054,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test2 baz.txt foo3.txt test .no.prefetch.landmark foo1.txt bar barlink dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:509: Offset: 592, NextOffset: 687
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 841
-    testutil.go:509: Offset: 687, NextOffset: 987
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 841, NextOffset: 874
-    testutil.go:509: Offset: 987, NextOffset: 1020
-    testutil.go:509: Offset: 874, NextOffset: 907
-    testutil.go:509: Offset: 1020, NextOffset: 1053
-    testutil.go:509: Offset: 907, NextOffset: 940
-    testutil.go:509: Offset: 1053, NextOffset: 1086
-    testutil.go:509: Offset: 940, NextOffset: 1142
-    testutil.go:509: Offset: 1086, NextOffset: 1364
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt bar test test2 .no.prefetch.landmark foo3.txt barlink dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -146497,8 +148018,6 @@
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 282, NextOffset: 315
     testutil.go:509: Offset: 219, NextOffset: 252
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 315, NextOffset: 348
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 348, NextOffset: 468
@@ -146511,23 +148030,52 @@
     testutil.go:509: Offset: 249, NextOffset: 282
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 282, NextOffset: 315
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 315, NextOffset: 348
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 348, NextOffset: 468
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 592, NextOffset: 687
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 541, NextOffset: 842
+    testutil.go:509: Offset: 687, NextOffset: 988
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 842, NextOffset: 875
+    testutil.go:509: Offset: 988, NextOffset: 1021
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1021, NextOffset: 1054
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1054, NextOffset: 1087
+    testutil.go:509: Offset: 941, NextOffset: 1143
+    testutil.go:509: Offset: 1087, NextOffset: 1365
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink dev test2 baz.txt foo3.txt test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink dev baz.txt foo1.txt bar test test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 687, NextOffset: 988
+    testutil.go:509: Offset: 541, NextOffset: 842
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 216, NextOffset: 249
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 249, NextOffset: 282
@@ -146538,6 +148086,27 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 687
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 988, NextOffset: 1021
+    testutil.go:509: Offset: 842, NextOffset: 875
+    testutil.go:509: Offset: 1021, NextOffset: 1054
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1054, NextOffset: 1087
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1087, NextOffset: 1365
+    testutil.go:509: Offset: 941, NextOffset: 1143
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -146546,68 +148115,62 @@
     testutil.go:509: Offset: 249, NextOffset: 282
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 282, NextOffset: 315
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 315, NextOffset: 348
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 987
-    testutil.go:509: Offset: 541, NextOffset: 841
-    testutil.go:395: Comparing: "test" vs "test"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 987, NextOffset: 1020
-    testutil.go:509: Offset: 841, NextOffset: 874
-    testutil.go:509: Offset: 1020, NextOffset: 1053
-    testutil.go:509: Offset: 874, NextOffset: 907
-    testutil.go:509: Offset: 1053, NextOffset: 1086
-    testutil.go:509: Offset: 907, NextOffset: 940
-    testutil.go:509: Offset: 1086, NextOffset: 1364
-    testutil.go:509: Offset: 940, NextOffset: 1142
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 687
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48549 98034]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48557 97074]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48549 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98034 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48557 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97074 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48549,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48557,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48557,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48549,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48557,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48557,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink dev test2 baz.txt test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt barlink dev baz.txt bar foo3.txt test test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
@@ -146642,29 +148205,19 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test test2 .no.prefetch.landmark foo1.txt barlink dev baz.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink dev test2 baz.txt test .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:395: Comparing: "bar" vs "bar"
@@ -146675,20 +148228,9 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 711
-    testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:509: Offset: 90, NextOffset: 711
-    testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
@@ -146697,6 +148239,8 @@
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
@@ -146710,61 +148254,57 @@
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 711
-    testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:509: Offset: 90, NextOffset: 711
-    testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:509: Offset: 90, NextOffset: 711
-    testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48549 97057]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48557 98051]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48549 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97057 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 48557 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98051 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48549,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48557,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48557,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48549,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48549,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48557,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48557,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt bar barlink test dev test2 foo1.txt foo3.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [barlink dev test2 .no.prefetch.landmark baz.txt test foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 851, NextOffset: 884
     testutil.go:509: Offset: 997, NextOffset: 1030
     testutil.go:509: Offset: 884, NextOffset: 917
     testutil.go:509: Offset: 1030, NextOffset: 1063
     testutil.go:509: Offset: 917, NextOffset: 950
     testutil.go:509: Offset: 1063, NextOffset: 1096
-    testutil.go:509: Offset: 950, NextOffset: 1156
+    testutil.go:509: Offset: 950, NextOffset: 1154
     testutil.go:509: Offset: 1096, NextOffset: 1380
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -146808,14 +148348,21 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 549, NextOffset: 851
     testutil.go:509: Offset: 695, NextOffset: 997
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test dev test2 foo1.txt foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 472, NextOffset: 598
-    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 695, NextOffset: 997
     testutil.go:509: Offset: 549, NextOffset: 851
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -146829,31 +148376,6 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 695
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 851, NextOffset: 884
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 884, NextOffset: 917
-    testutil.go:509: Offset: 1063, NextOffset: 1096
-    testutil.go:509: Offset: 917, NextOffset: 950
-    testutil.go:509: Offset: 1096, NextOffset: 1380
-    testutil.go:509: Offset: 950, NextOffset: 1156
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -146867,48 +148389,59 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 851, NextOffset: 884
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 884, NextOffset: 917
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 917, NextOffset: 950
+    testutil.go:509: Offset: 1096, NextOffset: 1380
+    testutil.go:509: Offset: 950, NextOffset: 1154
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 472, NextOffset: 598
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 695
+    testutil.go:509: Offset: 452, NextOffset: 549
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48551 98040]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48557 97074]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48551 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98040 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 48557 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97074 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48551,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48557,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48557,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48551,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48557,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48557,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt test baz.txt bar foo3.txt barlink dev test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark barlink test dev baz.txt foo1.txt bar foo3.txt test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
@@ -146917,16 +148450,6 @@
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
@@ -146940,25 +148463,41 @@
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt test baz.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt test2 .no.prefetch.landmark barlink test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
@@ -146967,48 +148506,47 @@
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:395: Comparing: "dev" vs "dev"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
@@ -147018,74 +148556,59 @@
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48551 97063]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48559 98057]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48551 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97063 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 48559 in stargz, uncompressed length 68708
+    testutil.go:2349:   [2] at 98057 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48551,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48559,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48559,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48551,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48559,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48559,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":922,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":955,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":988,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1021,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1068,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1101,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1134,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1167,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":928,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":961,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":994,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1027,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1074,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1140,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1173,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt bar test test2 baz.txt foo3.txt barlink dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 215, NextOffset: 248
-    testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 248, NextOffset: 281
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 281, NextOffset: 314
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 314, NextOffset: 347
-    testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:509: Offset: 347, NextOffset: 466
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt barlink foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 589, NextOffset: 683
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 922
-    testutil.go:509: Offset: 683, NextOffset: 1068
+    testutil.go:509: Offset: 537, NextOffset: 928
+    testutil.go:509: Offset: 683, NextOffset: 1074
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 922, NextOffset: 955
-    testutil.go:509: Offset: 1068, NextOffset: 1101
-    testutil.go:509: Offset: 955, NextOffset: 988
-    testutil.go:509: Offset: 1101, NextOffset: 1134
-    testutil.go:509: Offset: 988, NextOffset: 1021
-    testutil.go:509: Offset: 1134, NextOffset: 1167
-    testutil.go:509: Offset: 1021, NextOffset: 1309
-    testutil.go:509: Offset: 1167, NextOffset: 1532
+    testutil.go:509: Offset: 928, NextOffset: 961
+    testutil.go:509: Offset: 1074, NextOffset: 1107
+    testutil.go:509: Offset: 961, NextOffset: 994
+    testutil.go:509: Offset: 1107, NextOffset: 1140
+    testutil.go:509: Offset: 994, NextOffset: 1027
+    testutil.go:509: Offset: 1140, NextOffset: 1173
+    testutil.go:509: Offset: 1027, NextOffset: 1316
+    testutil.go:509: Offset: 1173, NextOffset: 1541
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -147101,54 +148624,51 @@
     testutil.go:509: Offset: 314, NextOffset: 347
     testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:509: Offset: 347, NextOffset: 466
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev .no.prefetch.landmark foo1.txt bar test test2 baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 215, NextOffset: 248
+    testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 248, NextOffset: 281
+    testutil.go:509: Offset: 215, NextOffset: 248
     testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 281, NextOffset: 314
+    testutil.go:509: Offset: 248, NextOffset: 281
     testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 314, NextOffset: 347
+    testutil.go:509: Offset: 281, NextOffset: 314
     testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 347, NextOffset: 466
+    testutil.go:509: Offset: 314, NextOffset: 347
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 683, NextOffset: 1068
-    testutil.go:509: Offset: 537, NextOffset: 922
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 466, NextOffset: 589
     testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink foo1.txt bar foo3.txt test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48553 98046]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 589, NextOffset: 683
     testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 683, NextOffset: 1074
+    testutil.go:509: Offset: 537, NextOffset: 928
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1068, NextOffset: 1101
-    testutil.go:509: Offset: 922, NextOffset: 955
-    testutil.go:509: Offset: 1101, NextOffset: 1134
-    testutil.go:509: Offset: 955, NextOffset: 988
-    testutil.go:509: Offset: 1134, NextOffset: 1167
-    testutil.go:509: Offset: 988, NextOffset: 1021
-    testutil.go:509: Offset: 1167, NextOffset: 1532
-    testutil.go:509: Offset: 1021, NextOffset: 1309
+    testutil.go:509: Offset: 1074, NextOffset: 1107
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 928, NextOffset: 961
+    testutil.go:509: Offset: 1107, NextOffset: 1140
+    testutil.go:509: Offset: 961, NextOffset: 994
+    testutil.go:509: Offset: 1140, NextOffset: 1173
+    testutil.go:509: Offset: 994, NextOffset: 1027
+    testutil.go:509: Offset: 1173, NextOffset: 1541
+    testutil.go:509: Offset: 1027, NextOffset: 1316
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -147160,247 +148680,305 @@
     testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 281, NextOffset: 314
     testutil.go:509: Offset: 185, NextOffset: 218
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 314, NextOffset: 347
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 48553 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98046 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 215, NextOffset: 248
+    testutil.go:509: Offset: 119, NextOffset: 152
+    testutil.go:509: Offset: 248, NextOffset: 281
+    testutil.go:509: Offset: 152, NextOffset: 185
+    testutil.go:509: Offset: 281, NextOffset: 314
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 314, NextOffset: 347
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 347, NextOffset: 466
+    testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:509: Offset: 345, NextOffset: 443
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48559 97080]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 48559 in stargz, uncompressed length 67584
+    testutil.go:2349:   [2] at 97080 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48553,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48553,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48559,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48559,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48553,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48553,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48559,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48559,"innerOffset":3584,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":64000,"chunkDigest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48553 97069]
-    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt dev .no.prefetch.landmark baz.txt foo1.txt bar barlink test test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt bar test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48553 in stargz, uncompressed length 67584
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 849
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 97069 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 754
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48553,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48553,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 849
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48553,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48553,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
     testutil.go:395: Comparing: "dev" vs "dev"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 849
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
+    testutil.go:509: Offset: 0, NextOffset: 755
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 850
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 755
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test foo1.txt foo3.txt barlink dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48553 98046]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48553 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98046 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48553,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48553,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48553,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48553,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":933,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":966,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":999,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1032,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1079,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1112,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1145,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1178,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":937,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":970,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1003,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1036,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1083,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1116,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1149,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1182,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt barlink dev test2 .no.prefetch.landmark bar foo3.txt test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [barlink test .no.prefetch.landmark foo3.txt dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:509: Offset: 595, NextOffset: 691
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 933
-    testutil.go:509: Offset: 691, NextOffset: 1079
+    testutil.go:509: Offset: 545, NextOffset: 937
+    testutil.go:509: Offset: 691, NextOffset: 1083
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 933, NextOffset: 966
-    testutil.go:509: Offset: 1079, NextOffset: 1112
-    testutil.go:509: Offset: 966, NextOffset: 999
-    testutil.go:509: Offset: 1112, NextOffset: 1145
-    testutil.go:509: Offset: 999, NextOffset: 1032
-    testutil.go:509: Offset: 1145, NextOffset: 1178
-    testutil.go:509: Offset: 1032, NextOffset: 1323
-    testutil.go:509: Offset: 1178, NextOffset: 1548
+    testutil.go:509: Offset: 937, NextOffset: 970
+    testutil.go:509: Offset: 1083, NextOffset: 1116
+    testutil.go:509: Offset: 970, NextOffset: 1003
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 1003, NextOffset: 1036
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1036, NextOffset: 1328
+    testutil.go:509: Offset: 1182, NextOffset: 1553
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -147424,22 +149002,55 @@
     testutil.go:509: Offset: 154, NextOffset: 187
     testutil.go:509: Offset: 250, NextOffset: 283
     testutil.go:509: Offset: 187, NextOffset: 220
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 283, NextOffset: 316
     testutil.go:509: Offset: 220, NextOffset: 253
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 349, NextOffset: 449
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 470, NextOffset: 595
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt barlink dev test2 .no.prefetch.landmark bar foo3.txt test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [barlink test .no.prefetch.landmark foo3.txt dev test2 baz.txt foo1.txt bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 217, NextOffset: 250
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 121, NextOffset: 154
     testutil.go:509: Offset: 250, NextOffset: 283
     testutil.go:509: Offset: 154, NextOffset: 187
@@ -147449,25 +149060,6 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 691
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 691, NextOffset: 1079
-    testutil.go:509: Offset: 545, NextOffset: 933
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1079, NextOffset: 1112
-    testutil.go:509: Offset: 933, NextOffset: 966
-    testutil.go:509: Offset: 1112, NextOffset: 1145
-    testutil.go:509: Offset: 966, NextOffset: 999
-    testutil.go:509: Offset: 1145, NextOffset: 1178
-    testutil.go:509: Offset: 999, NextOffset: 1032
-    testutil.go:509: Offset: 1178, NextOffset: 1548
-    testutil.go:509: Offset: 1032, NextOffset: 1323
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -147484,81 +149076,115 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 470, NextOffset: 595
     testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1083, NextOffset: 1116
+    testutil.go:509: Offset: 937, NextOffset: 970
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 970, NextOffset: 1003
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1003, NextOffset: 1036
+    testutil.go:509: Offset: 1182, NextOffset: 1553
+    testutil.go:509: Offset: 1036, NextOffset: 1328
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 691, NextOffset: 1083
+    testutil.go:509: Offset: 545, NextOffset: 937
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
+    testutil.go:2330: got gzip streams:
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48553 97069]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48553 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97069 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48553,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48553,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48553,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48553,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [dev .no.prefetch.landmark foo1.txt bar foo3.txt barlink test test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test dev test2 bar foo3.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -147566,124 +149192,221 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test test2 baz.txt dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:509: Offset: 0, NextOffset: 764
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 857
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 764
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 857
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 764
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 857
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 764
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 857
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test dev test2 bar foo3.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48556 98053]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 48556 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98053 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48556,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48556,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48556,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48556,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":927,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":960,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":993,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1026,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1073,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1106,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1139,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1172,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":931,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":964,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":997,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1030,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1077,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1143,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1176,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo1.txt foo3.txt dev .no.prefetch.landmark bar barlink test test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 592, NextOffset: 687
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 541, NextOffset: 931
+    testutil.go:509: Offset: 687, NextOffset: 1077
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 927, NextOffset: 960
-    testutil.go:509: Offset: 1073, NextOffset: 1106
-    testutil.go:509: Offset: 960, NextOffset: 993
-    testutil.go:509: Offset: 1106, NextOffset: 1139
-    testutil.go:509: Offset: 993, NextOffset: 1026
-    testutil.go:509: Offset: 1139, NextOffset: 1172
-    testutil.go:509: Offset: 1026, NextOffset: 1316
-    testutil.go:509: Offset: 1172, NextOffset: 1541
+    testutil.go:509: Offset: 931, NextOffset: 964
+    testutil.go:509: Offset: 1077, NextOffset: 1110
+    testutil.go:509: Offset: 964, NextOffset: 997
+    testutil.go:509: Offset: 1110, NextOffset: 1143
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 1143, NextOffset: 1176
+    testutil.go:509: Offset: 1030, NextOffset: 1321
+    testutil.go:509: Offset: 1176, NextOffset: 1548
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -147705,8 +149428,6 @@
     testutil.go:509: Offset: 315, NextOffset: 348
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 348, NextOffset: 468
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 183, NextOffset: 216
@@ -147717,94 +149438,83 @@
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 282, NextOffset: 315
     testutil.go:509: Offset: 219, NextOffset: 252
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 315, NextOffset: 348
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:509: Offset: 348, NextOffset: 468
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:509: Offset: 592, NextOffset: 687
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48556 97076]
-    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 927
-    testutil.go:509: Offset: 687, NextOffset: 1073
+    testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt dev .no.prefetch.landmark bar barlink test test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 1073
-    testutil.go:509: Offset: 541, NextOffset: 927
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 687
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1073, NextOffset: 1106
-    testutil.go:509: Offset: 927, NextOffset: 960
-    testutil.go:509: Offset: 1106, NextOffset: 1139
-    testutil.go:509: Offset: 960, NextOffset: 993
-    testutil.go:509: Offset: 1139, NextOffset: 1172
-    testutil.go:509: Offset: 993, NextOffset: 1026
-    testutil.go:509: Offset: 1172, NextOffset: 1541
-    testutil.go:509: Offset: 1026, NextOffset: 1316
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 183, NextOffset: 216
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 87, NextOffset: 120
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48556 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97076 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 216, NextOffset: 249
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48556,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48556,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48556,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48556,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 216, NextOffset: 249
     testutil.go:509: Offset: 120, NextOffset: 153
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 282
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 282, NextOffset: 315
     testutil.go:509: Offset: 186, NextOffset: 219
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 315, NextOffset: 348
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 687
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 687, NextOffset: 1077
+    testutil.go:509: Offset: 541, NextOffset: 931
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1077, NextOffset: 1110
+    testutil.go:509: Offset: 931, NextOffset: 964
+    testutil.go:509: Offset: 1110, NextOffset: 1143
+    testutil.go:509: Offset: 964, NextOffset: 997
+    testutil.go:509: Offset: 1143, NextOffset: 1176
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 1176, NextOffset: 1548
+    testutil.go:509: Offset: 1030, NextOffset: 1321
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -147819,226 +149529,324 @@
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt bar test dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48550 98039]
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 760
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 854
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 760
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
+    testutil.go:509: Offset: 90, NextOffset: 854
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 48550 in stargz, uncompressed length 68708
+    testutil.go:509: Offset: 0, NextOffset: 760
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 98039 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink test dev foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [baz.txt bar test dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48550,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 851
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48550,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 757
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 760
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48550 97062]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 48550 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97062 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48550,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48550,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":935,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":968,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1001,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1034,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1081,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1114,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1147,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1180,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":942,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":975,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1008,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1041,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1088,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1187,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:509: Offset: 598, NextOffset: 695
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 935
-    testutil.go:509: Offset: 695, NextOffset: 1081
+    testutil.go:509: Offset: 549, NextOffset: 942
+    testutil.go:509: Offset: 695, NextOffset: 1088
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 935, NextOffset: 968
-    testutil.go:509: Offset: 1081, NextOffset: 1114
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 1114, NextOffset: 1147
-    testutil.go:509: Offset: 1001, NextOffset: 1034
-    testutil.go:509: Offset: 1147, NextOffset: 1180
-    testutil.go:509: Offset: 1034, NextOffset: 1324
-    testutil.go:509: Offset: 1180, NextOffset: 1552
+    testutil.go:509: Offset: 942, NextOffset: 975
+    testutil.go:509: Offset: 1088, NextOffset: 1121
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 1121, NextOffset: 1154
+    testutil.go:509: Offset: 1008, NextOffset: 1041
+    testutil.go:509: Offset: 1154, NextOffset: 1187
+    testutil.go:509: Offset: 1041, NextOffset: 1332
+    testutil.go:509: Offset: 1187, NextOffset: 1561
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -148047,10 +149855,34 @@
     testutil.go:509: Offset: 122, NextOffset: 155
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 155, NextOffset: 188
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 251, NextOffset: 284
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 284, NextOffset: 317
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 221, NextOffset: 254
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 317, NextOffset: 350
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:509: Offset: 350, NextOffset: 472
@@ -148068,52 +149900,45 @@
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:509: Offset: 472, NextOffset: 598
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:509: Offset: 598, NextOffset: 695
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 89, NextOffset: 122
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 122, NextOffset: 155
-    testutil.go:509: Offset: 251, NextOffset: 284
-    testutil.go:509: Offset: 155, NextOffset: 188
-    testutil.go:509: Offset: 284, NextOffset: 317
-    testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 317, NextOffset: 350
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 350, NextOffset: 472
-    testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 472, NextOffset: 598
-    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 598, NextOffset: 695
     testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 695, NextOffset: 1081
-    testutil.go:509: Offset: 549, NextOffset: 935
+    testutil.go:509: Offset: 695, NextOffset: 1088
+    testutil.go:509: Offset: 549, NextOffset: 942
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1081, NextOffset: 1114
-    testutil.go:509: Offset: 935, NextOffset: 968
-    testutil.go:509: Offset: 1114, NextOffset: 1147
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 1147, NextOffset: 1180
-    testutil.go:509: Offset: 1001, NextOffset: 1034
-    testutil.go:509: Offset: 1180, NextOffset: 1552
-    testutil.go:509: Offset: 1034, NextOffset: 1324
+    testutil.go:509: Offset: 1088, NextOffset: 1121
+    testutil.go:509: Offset: 942, NextOffset: 975
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1121, NextOffset: 1154
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 1154, NextOffset: 1187
+    testutil.go:509: Offset: 1008, NextOffset: 1041
+    testutil.go:509: Offset: 1187, NextOffset: 1561
+    testutil.go:509: Offset: 1041, NextOffset: 1332
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -148129,182 +149954,250 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 89, NextOffset: 122
+    testutil.go:509: Offset: 218, NextOffset: 251
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 122, NextOffset: 155
+    testutil.go:509: Offset: 251, NextOffset: 284
+    testutil.go:509: Offset: 155, NextOffset: 188
+    testutil.go:509: Offset: 284, NextOffset: 317
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 317, NextOffset: 350
+    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 350, NextOffset: 472
+    testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 472, NextOffset: 598
+    testutil.go:509: Offset: 351, NextOffset: 452
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48550 98039]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24073 48491 72569 97374]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48550 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98039 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48491 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [3] at 72569 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97374 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48550,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48491,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48550,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48491,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar barlink baz.txt foo3.txt test dev test2 .no.prefetch.landmark foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72569,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
     testutil.go:395: Comparing: "dev" vs "dev"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt test dev test2 .no.prefetch.landmark foo1.txt bar barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48550 97062]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24073 48491 72569 96530]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 48550 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97062 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48491 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":118,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":184,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":217,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":250,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":343,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":440,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":181,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":280,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":313,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":346,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":464,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":586,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt test2 .no.prefetch.landmark baz.txt bar barlink test dev foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 118, NextOffset: 151
+    testutil.go:509: Offset: 214, NextOffset: 247
+    testutil.go:509: Offset: 151, NextOffset: 184
+    testutil.go:509: Offset: 247, NextOffset: 280
+    testutil.go:509: Offset: 184, NextOffset: 217
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [3] at 72569 in stargz, uncompressed length 32000
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 280, NextOffset: 313
+    testutil.go:509: Offset: 217, NextOffset: 250
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [4] at 96530 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48550,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48491,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 313, NextOffset: 346
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48550,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48550,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48491,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":118,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":184,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":217,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":250,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":343,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":440,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":181,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":280,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":313,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":346,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":464,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":586,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt barlink dev .no.prefetch.landmark baz.txt foo1.txt bar test test2]
+    testutil.go:509: Offset: 250, NextOffset: 343
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72569,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 346, NextOffset: 464
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 343, NextOffset: 440
+    testutil.go:509: Offset: 464, NextOffset: 586
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 440, NextOffset: 533
+    testutil.go:509: Offset: 586, NextOffset: 679
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 533, NextOffset: 836
     testutil.go:509: Offset: 679, NextOffset: 982
@@ -148316,12 +150209,14 @@
     testutil.go:509: Offset: 982, NextOffset: 1015
     testutil.go:509: Offset: 869, NextOffset: 902
     testutil.go:509: Offset: 1015, NextOffset: 1048
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 902, NextOffset: 935
     testutil.go:509: Offset: 1048, NextOffset: 1081
-    testutil.go:509: Offset: 935, NextOffset: 1136
+    testutil.go:509: Offset: 935, NextOffset: 1137
     testutil.go:509: Offset: 1081, NextOffset: 1355
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -148341,29 +150236,8 @@
     testutil.go:509: Offset: 313, NextOffset: 346
     testutil.go:509: Offset: 250, NextOffset: 343
     testutil.go:509: Offset: 346, NextOffset: 464
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 118, NextOffset: 151
-    testutil.go:509: Offset: 214, NextOffset: 247
-    testutil.go:509: Offset: 151, NextOffset: 184
-    testutil.go:509: Offset: 247, NextOffset: 280
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 280, NextOffset: 313
-    testutil.go:509: Offset: 217, NextOffset: 250
-    testutil.go:509: Offset: 313, NextOffset: 346
-    testutil.go:509: Offset: 250, NextOffset: 343
-    testutil.go:509: Offset: 346, NextOffset: 464
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 343, NextOffset: 440
-    testutil.go:509: Offset: 464, NextOffset: 586
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 440, NextOffset: 533
-    testutil.go:509: Offset: 586, NextOffset: 679
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt foo1.txt bar test test2 foo3.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev foo1.txt foo3.txt test2 .no.prefetch.landmark baz.txt bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 85, NextOffset: 118
@@ -148377,14 +150251,12 @@
     testutil.go:509: Offset: 217, NextOffset: 250
     testutil.go:509: Offset: 346, NextOffset: 464
     testutil.go:509: Offset: 250, NextOffset: 343
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 464, NextOffset: 586
-    testutil.go:509: Offset: 343, NextOffset: 440
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 586, NextOffset: 679
     testutil.go:509: Offset: 440, NextOffset: 533
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -148393,9 +150265,23 @@
     testutil.go:509: Offset: 1015, NextOffset: 1048
     testutil.go:509: Offset: 869, NextOffset: 902
     testutil.go:509: Offset: 1048, NextOffset: 1081
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 902, NextOffset: 935
     testutil.go:509: Offset: 1081, NextOffset: 1355
-    testutil.go:509: Offset: 935, NextOffset: 1136
+    testutil.go:509: Offset: 935, NextOffset: 1137
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 464, NextOffset: 586
+    testutil.go:509: Offset: 343, NextOffset: 440
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 679, NextOffset: 982
+    testutil.go:509: Offset: 533, NextOffset: 836
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -148410,195 +150296,208 @@
     testutil.go:509: Offset: 313, NextOffset: 346
     testutil.go:509: Offset: 217, NextOffset: 250
     testutil.go:509: Offset: 346, NextOffset: 464
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 250, NextOffset: 343
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 679, NextOffset: 982
-    testutil.go:509: Offset: 533, NextOffset: 836
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48551 98046]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48551 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98046 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48551,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48551,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo3.txt dev test2 .no.prefetch.landmark foo1.txt bar barlink test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark foo1.txt bar barlink test baz.txt foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark barlink test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24073 48491 72569 97374]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48551 97069]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 48551 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97069 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48491 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [3] at 72569 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97374 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48551,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48491,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48551,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48551,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48491,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72569,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":849,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":882,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":995,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1094,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":849,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":882,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":995,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1094,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink test dev test2 bar foo3.txt .no.prefetch.landmark baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink foo3.txt test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 849, NextOffset: 882
+    testutil.go:509: Offset: 995, NextOffset: 1028
+    testutil.go:509: Offset: 882, NextOffset: 915
+    testutil.go:509: Offset: 1028, NextOffset: 1061
+    testutil.go:509: Offset: 915, NextOffset: 948
+    testutil.go:509: Offset: 1061, NextOffset: 1094
+    testutil.go:509: Offset: 948, NextOffset: 1151
+    testutil.go:509: Offset: 1094, NextOffset: 1373
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 183, NextOffset: 216
+    testutil.go:509: Offset: 120, NextOffset: 153
+    testutil.go:509: Offset: 216, NextOffset: 249
+    testutil.go:509: Offset: 153, NextOffset: 186
+    testutil.go:509: Offset: 249, NextOffset: 282
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 282, NextOffset: 315
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 315, NextOffset: 348
+    testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:509: Offset: 348, NextOffset: 468
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24073 48491 72569 96530]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 183, NextOffset: 216
@@ -148610,11 +150509,18 @@
     testutil.go:509: Offset: 282, NextOffset: 315
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 315, NextOffset: 348
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:509: Offset: 468, NextOffset: 592
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -148624,17 +150530,8 @@
     testutil.go:509: Offset: 541, NextOffset: 849
     testutil.go:509: Offset: 687, NextOffset: 995
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 849, NextOffset: 882
-    testutil.go:509: Offset: 995, NextOffset: 1028
-    testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1028, NextOffset: 1061
-    testutil.go:509: Offset: 915, NextOffset: 948
-    testutil.go:509: Offset: 1061, NextOffset: 1094
-    testutil.go:509: Offset: 948, NextOffset: 1153
-    testutil.go:509: Offset: 1094, NextOffset: 1373
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink foo3.txt test dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -148644,37 +150541,65 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 87, NextOffset: 120
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 48491 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 120, NextOffset: 153
+    testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 216, NextOffset: 249
-    testutil.go:509: Offset: 153, NextOffset: 186
+    testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 249, NextOffset: 282
-    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 282, NextOffset: 315
-    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 315, NextOffset: 348
-    testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test dev test2 bar foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 216, NextOffset: 249
     testutil.go:509: Offset: 120, NextOffset: 153
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [3] at 72569 in stargz, uncompressed length 32000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 282
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 282, NextOffset: 315
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 315, NextOffset: 348
     testutil.go:509: Offset: 219, NextOffset: 252
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [4] at 96530 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 348, NextOffset: 468
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 347
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48491,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48491,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72569,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 468, NextOffset: 592
     testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 687
+    testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 687, NextOffset: 995
+    testutil.go:509: Offset: 541, NextOffset: 849
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -148685,67 +150610,39 @@
     testutil.go:509: Offset: 1061, NextOffset: 1094
     testutil.go:509: Offset: 915, NextOffset: 948
     testutil.go:509: Offset: 1094, NextOffset: 1373
-    testutil.go:509: Offset: 948, NextOffset: 1153
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 183, NextOffset: 216
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 216, NextOffset: 249
-    testutil.go:509: Offset: 120, NextOffset: 153
-    testutil.go:509: Offset: 249, NextOffset: 282
-    testutil.go:509: Offset: 153, NextOffset: 186
-    testutil.go:509: Offset: 282, NextOffset: 315
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 315, NextOffset: 348
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 348, NextOffset: 468
-    testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:509: Offset: 948, NextOffset: 1151
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink dev test2 foo1.txt test]
     testutil.go:395: Comparing: "bar" vs "bar"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 687
-    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 995
-    testutil.go:509: Offset: 541, NextOffset: 849
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48556 98052]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48556 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98052 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48556,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48556,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48556,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48556,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt bar barlink test2]
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -148753,150 +150650,162 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt test .no.prefetch.landmark baz.txt bar foo3.txt barlink dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt bar barlink test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24072 48491 72567 97372]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48556 97075]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48556 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97075 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48491 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72567 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97372 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48556,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48556,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48491,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48556,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48556,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48491,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72567,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":842,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":875,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":908,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":941,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1021,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1054,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":842,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":875,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":908,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":941,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1021,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1054,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test .no.prefetch.landmark baz.txt barlink dev test2 foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt bar barlink test test2 baz.txt foo3.txt dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 119, NextOffset: 152
+    testutil.go:509: Offset: 215, NextOffset: 248
+    testutil.go:509: Offset: 152, NextOffset: 185
+    testutil.go:509: Offset: 248, NextOffset: 281
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 281, NextOffset: 314
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 314, NextOffset: 347
+    testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:509: Offset: 347, NextOffset: 466
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 119, NextOffset: 152
+    testutil.go:509: Offset: 215, NextOffset: 248
+    testutil.go:509: Offset: 152, NextOffset: 185
+    testutil.go:509: Offset: 248, NextOffset: 281
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 281, NextOffset: 314
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 314, NextOffset: 347
+    testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:509: Offset: 466, NextOffset: 589
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 589, NextOffset: 683
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
@@ -148907,8 +150816,6 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 842, NextOffset: 875
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 988, NextOffset: 1021
     testutil.go:509: Offset: 875, NextOffset: 908
     testutil.go:509: Offset: 1021, NextOffset: 1054
@@ -148922,37 +150829,28 @@
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test test2 baz.txt foo3.txt dev .no.prefetch.landmark] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 589, NextOffset: 683
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 988, NextOffset: 1021
+    testutil.go:509: Offset: 842, NextOffset: 875
+    testutil.go:509: Offset: 1021, NextOffset: 1054
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1054, NextOffset: 1087
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1087, NextOffset: 1363
+    testutil.go:509: Offset: 941, NextOffset: 1144
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 215, NextOffset: 248
-    testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 248, NextOffset: 281
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 281, NextOffset: 314
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 314, NextOffset: 347
-    testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:509: Offset: 347, NextOffset: 466
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 215, NextOffset: 248
-    testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 248, NextOffset: 281
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 281, NextOffset: 314
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 314, NextOffset: 347
-    testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:509: Offset: 347, NextOffset: 466
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test .no.prefetch.landmark baz.txt barlink dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 215, NextOffset: 248
@@ -148965,17 +150863,6 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -148989,56 +150876,66 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 466, NextOffset: 589
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 589, NextOffset: 683
-    testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 683, NextOffset: 988
     testutil.go:509: Offset: 537, NextOffset: 842
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 988, NextOffset: 1021
-    testutil.go:509: Offset: 842, NextOffset: 875
-    testutil.go:509: Offset: 1021, NextOffset: 1054
-    testutil.go:509: Offset: 875, NextOffset: 908
-    testutil.go:509: Offset: 1054, NextOffset: 1087
-    testutil.go:509: Offset: 908, NextOffset: 941
-    testutil.go:509: Offset: 1087, NextOffset: 1363
-    testutil.go:509: Offset: 941, NextOffset: 1144
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48556 98052]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24072 48491 72567 96528]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 48556 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98052 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:509: Offset: 345, NextOffset: 443
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48491 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72567 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96528 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48556,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48556,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48491,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48556,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48556,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48491,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72567,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo3.txt barlink dev baz.txt foo1.txt bar test test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt barlink bar foo3.txt test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 716
+    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 716
+    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 716
+    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 716
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -149078,33 +150975,16 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar test test2 .no.prefetch.landmark foo3.txt barlink dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt test dev test2 .no.prefetch.landmark baz.txt foo1.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
@@ -149118,99 +150998,76 @@
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48556 97075]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24076 48496 72578 97383]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48556 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97075 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72578 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97383 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48556,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48556,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48556,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48556,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72578,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar foo3.txt barlink test2 .no.prefetch.landmark baz.txt foo1.txt test dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:509: Offset: 595, NextOffset: 691
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 851
-    testutil.go:509: Offset: 691, NextOffset: 997
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 851, NextOffset: 884
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 884, NextOffset: 917
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 917, NextOffset: 950
-    testutil.go:509: Offset: 1063, NextOffset: 1096
-    testutil.go:509: Offset: 950, NextOffset: 1155
-    testutil.go:509: Offset: 1096, NextOffset: 1378
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt test .no.prefetch.landmark baz.txt bar foo3.txt barlink dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -149242,8 +151099,30 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 851
+    testutil.go:509: Offset: 691, NextOffset: 997
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 851, NextOffset: 884
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 884, NextOffset: 917
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 917, NextOffset: 950
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 950, NextOffset: 1155
+    testutil.go:509: Offset: 1096, NextOffset: 1378
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt test dev bar foo3.txt barlink test2 .no.prefetch.landmark] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev test2 foo1.txt test .no.prefetch.landmark baz.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -149253,6 +151132,12 @@
     testutil.go:509: Offset: 691, NextOffset: 997
     testutil.go:509: Offset: 545, NextOffset: 851
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -149268,22 +151153,11 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 88, NextOffset: 121
-    testutil.go:509: Offset: 217, NextOffset: 250
-    testutil.go:509: Offset: 121, NextOffset: 154
-    testutil.go:509: Offset: 250, NextOffset: 283
-    testutil.go:509: Offset: 154, NextOffset: 187
-    testutil.go:509: Offset: 283, NextOffset: 316
-    testutil.go:509: Offset: 187, NextOffset: 220
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 349, NextOffset: 470
-    testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 470, NextOffset: 595
     testutil.go:509: Offset: 349, NextOffset: 449
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -149295,182 +151169,188 @@
     testutil.go:509: Offset: 917, NextOffset: 950
     testutil.go:509: Offset: 1096, NextOffset: 1378
     testutil.go:509: Offset: 950, NextOffset: 1155
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 88, NextOffset: 121
+    testutil.go:509: Offset: 217, NextOffset: 250
+    testutil.go:509: Offset: 121, NextOffset: 154
+    testutil.go:509: Offset: 250, NextOffset: 283
+    testutil.go:509: Offset: 154, NextOffset: 187
+    testutil.go:509: Offset: 283, NextOffset: 316
+    testutil.go:509: Offset: 187, NextOffset: 220
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 349, NextOffset: 470
+    testutil.go:509: Offset: 253, NextOffset: 349
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48559 98059]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24076 48496 72578 96539]
     testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48559 in stargz, uncompressed length 68708
-    testutil.go:2349:   [2] at 98059 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72578 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96539 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48559,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48559,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48559,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48559,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72578,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar test foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt barlink dev foo1.txt test test2 .no.prefetch.landmark baz.txt bar]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "" vs ""
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink dev foo1.txt test test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt bar test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48559 97082]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 65536
-    testutil.go:2349:   [1] at 48559 in stargz, uncompressed length 67584
-    testutil.go:2349:   [2] at 97082 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48559,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48559,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48559,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48559,"innerOffset":3584,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":64000,"chunkDigest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":864,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":897,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":930,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1013,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1046,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1079,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1112,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":864,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":897,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":930,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1013,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1046,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1079,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1112,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test2 bar test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 119, NextOffset: 152
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 152, NextOffset: 185
+    testutil.go:509: Offset: 251, NextOffset: 284
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 284, NextOffset: 317
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 317, NextOffset: 350
+    testutil.go:509: Offset: 251, NextOffset: 345
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24076 48496 72578 97383]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:509: Offset: 469, NextOffset: 592
@@ -149488,7 +151368,11 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 864, NextOffset: 897
     testutil.go:509: Offset: 1013, NextOffset: 1046
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 897, NextOffset: 930
     testutil.go:509: Offset: 1046, NextOffset: 1079
@@ -149496,12 +151380,15 @@
     testutil.go:509: Offset: 1079, NextOffset: 1112
     testutil.go:509: Offset: 963, NextOffset: 1177
     testutil.go:509: Offset: 1112, NextOffset: 1397
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -149509,38 +151396,46 @@
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 218, NextOffset: 251
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 251, NextOffset: 284
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [3] at 72578 in stargz, uncompressed length 33124
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 185, NextOffset: 218
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [4] at 97383 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 284, NextOffset: 317
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 218, NextOffset: 251
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 317, NextOffset: 350
-    testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:509: Offset: 350, NextOffset: 469
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 251, NextOffset: 284
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 284, NextOffset: 317
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 317, NextOffset: 350
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72578,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test2 bar test dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 592, NextOffset: 686
     testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1013
-    testutil.go:509: Offset: 537, NextOffset: 864
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -149553,13 +151448,11 @@
     testutil.go:509: Offset: 1112, NextOffset: 1397
     testutil.go:509: Offset: 963, NextOffset: 1177
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -149573,6 +151466,17 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 686, NextOffset: 1013
+    testutil.go:509: Offset: 537, NextOffset: 864
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -149586,289 +151490,184 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:509: Offset: 345, NextOffset: 443
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt foo3.txt barlink test .no.prefetch.landmark baz.txt bar dev test2]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink dev .no.prefetch.landmark test test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 665
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 764
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
+    testutil.go:509: Offset: 0, NextOffset: 666
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink dev .no.prefetch.landmark test test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test .no.prefetch.landmark baz.txt bar dev test2 foo1.txt foo3.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 665
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 764
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24076 48496 72578 96539]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72578 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96539 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72578,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":875,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":908,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":974,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1024,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1057,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1090,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1123,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":875,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":908,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":974,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1024,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1057,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1090,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1123,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink foo1.txt test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 875
+    testutil.go:509: Offset: 694, NextOffset: 1024
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1024, NextOffset: 1057
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1057, NextOffset: 1090
+    testutil.go:509: Offset: 941, NextOffset: 974
+    testutil.go:509: Offset: 1090, NextOffset: 1123
+    testutil.go:509: Offset: 974, NextOffset: 1187
+    testutil.go:509: Offset: 1123, NextOffset: 1413
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -149899,38 +151698,23 @@
     testutil.go:509: Offset: 286, NextOffset: 319
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 319, NextOffset: 352
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 352, NextOffset: 473
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 875
-    testutil.go:509: Offset: 694, NextOffset: 1024
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 875, NextOffset: 908
-    testutil.go:509: Offset: 1024, NextOffset: 1057
-    testutil.go:509: Offset: 908, NextOffset: 941
-    testutil.go:509: Offset: 1057, NextOffset: 1090
-    testutil.go:509: Offset: 941, NextOffset: 974
-    testutil.go:509: Offset: 1090, NextOffset: 1123
-    testutil.go:509: Offset: 974, NextOffset: 1188
-    testutil.go:509: Offset: 1123, NextOffset: 1413
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink foo1.txt test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 187, NextOffset: 220
+    testutil.go:509: Offset: 88, NextOffset: 121
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 121, NextOffset: 154
+    testutil.go:509: Offset: 253, NextOffset: 286
+    testutil.go:509: Offset: 154, NextOffset: 187
+    testutil.go:509: Offset: 286, NextOffset: 319
+    testutil.go:509: Offset: 187, NextOffset: 220
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 352, NextOffset: 473
+    testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -149940,74 +151724,32 @@
     testutil.go:509: Offset: 694, NextOffset: 1024
     testutil.go:509: Offset: 545, NextOffset: 875
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 1024, NextOffset: 1057
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 875, NextOffset: 908
     testutil.go:509: Offset: 1057, NextOffset: 1090
     testutil.go:509: Offset: 908, NextOffset: 941
     testutil.go:509: Offset: 1090, NextOffset: 1123
     testutil.go:509: Offset: 941, NextOffset: 974
     testutil.go:509: Offset: 1123, NextOffset: 1413
-    testutil.go:509: Offset: 974, NextOffset: 1188
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 974, NextOffset: 1187
     testutil.go:395: Comparing: "dev" vs "dev"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 88, NextOffset: 121
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 220, NextOffset: 253
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 121, NextOffset: 154
-    testutil.go:509: Offset: 253, NextOffset: 286
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 154, NextOffset: 187
-    testutil.go:509: Offset: 286, NextOffset: 319
-    testutil.go:509: Offset: 187, NextOffset: 220
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 352, NextOffset: 473
-    testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 121, NextOffset: 154
@@ -150019,242 +151761,198 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24075 48496 72576 97381]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72576 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97381 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72576,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt foo3.txt test2 baz.txt bar barlink test dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 671
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 770
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 671
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar barlink test test2 baz.txt foo1.txt foo3.txt dev .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink test dev .no.prefetch.landmark foo1.txt foo3.txt test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt dev .no.prefetch.landmark bar barlink test test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24075 48496 72576 96537]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":869,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":902,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":935,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":968,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 72576 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96537 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1018,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1051,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1084,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1117,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 baz.txt bar dev .no.prefetch.landmark foo1.txt foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 120, NextOffset: 153
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 153, NextOffset: 186
+    testutil.go:509: Offset: 252, NextOffset: 285
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 285, NextOffset: 318
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72576,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 347, NextOffset: 446
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":869,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":902,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":935,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":968,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1018,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1051,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1084,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1117,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt bar barlink dev baz.txt foo3.txt test test2]
+    testutil.go:509: Offset: 471, NextOffset: 595
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -150273,14 +151971,14 @@
     testutil.go:509: Offset: 1051, NextOffset: 1084
     testutil.go:509: Offset: 935, NextOffset: 968
     testutil.go:509: Offset: 1084, NextOffset: 1117
-    testutil.go:509: Offset: 968, NextOffset: 1180
+    testutil.go:509: Offset: 968, NextOffset: 1181
     testutil.go:509: Offset: 1117, NextOffset: 1404
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -150288,90 +151986,36 @@
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 219, NextOffset: 252
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 153, NextOffset: 186
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 252, NextOffset: 285
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 186, NextOffset: 219
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 285, NextOffset: 318
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 219, NextOffset: 252
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 318, NextOffset: 351
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 252, NextOffset: 347
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 351, NextOffset: 471
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 120, NextOffset: 153
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 252, NextOffset: 285
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 186, NextOffset: 219
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 285, NextOffset: 318
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 351, NextOffset: 471
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt barlink test test2 baz.txt bar dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink dev baz.txt foo3.txt test test2 .no.prefetch.landmark foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 690, NextOffset: 1018
     testutil.go:509: Offset: 541, NextOffset: 869
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 1018, NextOffset: 1051
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 869, NextOffset: 902
     testutil.go:509: Offset: 1051, NextOffset: 1084
     testutil.go:509: Offset: 902, NextOffset: 935
     testutil.go:509: Offset: 1084, NextOffset: 1117
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 935, NextOffset: 968
     testutil.go:509: Offset: 1117, NextOffset: 1404
-    testutil.go:509: Offset: 968, NextOffset: 1180
+    testutil.go:509: Offset: 968, NextOffset: 1181
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -150387,23 +152031,6 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:509: Offset: 347, NextOffset: 446
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 690
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -150417,65 +152044,44 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 690
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar test dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt bar test foo3.txt barlink dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
     testutil.go:395: Comparing: "dev" vs "dev"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -150483,216 +152089,144 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 767
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar test foo3.txt barlink dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test2 bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 668
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 767
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24075 48494 72571 97376]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 48494 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72571 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97376 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48494,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48494,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72571,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":882,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":915,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":981,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1031,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1064,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1097,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1130,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":881,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":947,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":980,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1030,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1129,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo3.txt barlink test test2 foo1.txt bar dev .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo3.txt barlink test test2 foo1.txt bar dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1031, NextOffset: 1064
-    testutil.go:509: Offset: 915, NextOffset: 948
-    testutil.go:509: Offset: 1064, NextOffset: 1097
-    testutil.go:509: Offset: 948, NextOffset: 981
-    testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 981, NextOffset: 1195
-    testutil.go:509: Offset: 1130, NextOffset: 1423
+    testutil.go:509: Offset: 881, NextOffset: 914
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 914, NextOffset: 947
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 947, NextOffset: 980
+    testutil.go:509: Offset: 1096, NextOffset: 1129
+    testutil.go:509: Offset: 980, NextOffset: 1193
+    testutil.go:509: Offset: 1129, NextOffset: 1422
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -150723,8 +152257,6 @@
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 351, NextOffset: 452
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 475, NextOffset: 601
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
@@ -150732,36 +152264,36 @@
     testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:509: Offset: 601, NextOffset: 698
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 882
-    testutil.go:509: Offset: 698, NextOffset: 1031
+    testutil.go:509: Offset: 549, NextOffset: 881
+    testutil.go:509: Offset: 698, NextOffset: 1030
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test test2 foo1.txt bar dev .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test test2 foo1.txt bar dev .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 89, NextOffset: 122
+    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 122, NextOffset: 155
+    testutil.go:509: Offset: 254, NextOffset: 287
+    testutil.go:509: Offset: 155, NextOffset: 188
+    testutil.go:509: Offset: 287, NextOffset: 320
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 353, NextOffset: 475
+    testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 475, NextOffset: 601
     testutil.go:509: Offset: 351, NextOffset: 452
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "bar" vs "bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 601, NextOffset: 698
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 452, NextOffset: 549
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -150770,313 +152302,202 @@
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
     testutil.go:509: Offset: 221, NextOffset: 254
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 122, NextOffset: 155
     testutil.go:509: Offset: 254, NextOffset: 287
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 155, NextOffset: 188
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 287, NextOffset: 320
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 188, NextOffset: 221
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 698, NextOffset: 1031
-    testutil.go:509: Offset: 549, NextOffset: 882
+    testutil.go:509: Offset: 698, NextOffset: 1030
+    testutil.go:509: Offset: 549, NextOffset: 881
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1031, NextOffset: 1064
-    testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1064, NextOffset: 1097
-    testutil.go:509: Offset: 915, NextOffset: 948
-    testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 948, NextOffset: 981
-    testutil.go:509: Offset: 1130, NextOffset: 1423
-    testutil.go:509: Offset: 981, NextOffset: 1195
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 188, NextOffset: 221
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 881, NextOffset: 914
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 89, NextOffset: 122
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 122, NextOffset: 155
-    testutil.go:509: Offset: 254, NextOffset: 287
-    testutil.go:509: Offset: 155, NextOffset: 188
-    testutil.go:509: Offset: 287, NextOffset: 320
-    testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 353, NextOffset: 475
-    testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:509: Offset: 914, NextOffset: 947
+    testutil.go:509: Offset: 1096, NextOffset: 1129
+    testutil.go:509: Offset: 947, NextOffset: 980
+    testutil.go:509: Offset: 1129, NextOffset: 1422
+    testutil.go:509: Offset: 980, NextOffset: 1193
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 132343]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24075 48494 72571 96532]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 132343 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 48494 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72571 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96532 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48494,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48494,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72571,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test dev test2 baz.txt foo1.txt bar barlink .no.prefetch.landmark foo3.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 33067 65612 99191 131219]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "dev" vs "dev"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 33067 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 65612 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt barlink test test2 bar dev .no.prefetch.landmark baz.txt foo1.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 674
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 99191 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 131219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":33067,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":65612,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":65612,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 773
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":99191,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 674
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink .no.prefetch.landmark foo3.txt test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test test2 bar dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24073 48489 72567 97372]
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24075 48494 72571 97376]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48489 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72567 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97372 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48494 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72571 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97376 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48489,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48494,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48489,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72567,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48494,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72571,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":958,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":991,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1024,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1057,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1107,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1140,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1206,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":962,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":995,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1028,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1061,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1111,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1144,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1177,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1210,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt bar foo3.txt test dev test2 baz.txt barlink]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 958
-    testutil.go:509: Offset: 686, NextOffset: 1107
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 958, NextOffset: 991
-    testutil.go:509: Offset: 1107, NextOffset: 1140
-    testutil.go:509: Offset: 991, NextOffset: 1024
-    testutil.go:509: Offset: 1140, NextOffset: 1173
-    testutil.go:509: Offset: 1024, NextOffset: 1057
-    testutil.go:509: Offset: 1173, NextOffset: 1206
-    testutil.go:509: Offset: 1057, NextOffset: 1366
-    testutil.go:509: Offset: 1206, NextOffset: 1591
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [dev test2 bar .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -151113,44 +152534,33 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 592, NextOffset: 686
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt test dev test2 baz.txt barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 686
-    testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1107
-    testutil.go:509: Offset: 537, NextOffset: 958
+    testutil.go:509: Offset: 537, NextOffset: 962
+    testutil.go:509: Offset: 686, NextOffset: 1111
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1107, NextOffset: 1140
-    testutil.go:509: Offset: 958, NextOffset: 991
-    testutil.go:509: Offset: 1140, NextOffset: 1173
-    testutil.go:509: Offset: 991, NextOffset: 1024
-    testutil.go:509: Offset: 1173, NextOffset: 1206
-    testutil.go:509: Offset: 1024, NextOffset: 1057
-    testutil.go:509: Offset: 1206, NextOffset: 1591
-    testutil.go:509: Offset: 1057, NextOffset: 1366
+    testutil.go:509: Offset: 962, NextOffset: 995
+    testutil.go:509: Offset: 1111, NextOffset: 1144
+    testutil.go:509: Offset: 995, NextOffset: 1028
+    testutil.go:509: Offset: 1144, NextOffset: 1177
+    testutil.go:509: Offset: 1028, NextOffset: 1061
+    testutil.go:509: Offset: 1177, NextOffset: 1210
+    testutil.go:509: Offset: 1061, NextOffset: 1371
+    testutil.go:509: Offset: 1210, NextOffset: 1597
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 bar .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 218, NextOffset: 251
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 251, NextOffset: 284
     testutil.go:509: Offset: 152, NextOffset: 185
@@ -151160,6 +152570,34 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 686, NextOffset: 1111
+    testutil.go:509: Offset: 537, NextOffset: 962
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1111, NextOffset: 1144
+    testutil.go:509: Offset: 962, NextOffset: 995
+    testutil.go:509: Offset: 1144, NextOffset: 1177
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 995, NextOffset: 1028
+    testutil.go:509: Offset: 1177, NextOffset: 1210
+    testutil.go:509: Offset: 1028, NextOffset: 1061
+    testutil.go:509: Offset: 1210, NextOffset: 1597
+    testutil.go:509: Offset: 1061, NextOffset: 1371
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -151173,191 +152611,183 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:509: Offset: 443, NextOffset: 537
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24073 48489 72567 96528]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48489 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72567 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96528 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48489,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48489,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72567,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test2 baz.txt foo1.txt foo3.txt dev .no.prefetch.landmark bar barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 bar foo3.txt .no.prefetch.landmark baz.txt foo1.txt barlink test dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24075 48494 72571 96532]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 48494 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt dev .no.prefetch.landmark bar barlink test test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [3] at 72571 in stargz, uncompressed length 32000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [4] at 96532 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 824
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 923
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48494,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 824
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48494,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72571,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt .no.prefetch.landmark baz.txt foo1.txt barlink test dev test2 bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24073 48489 72567 97372]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48489 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72567 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97372 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48489,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48489,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72567,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":970,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1003,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1036,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1069,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1119,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1152,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1185,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1218,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":974,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1007,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1040,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1073,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1123,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1156,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1189,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1222,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test2 baz.txt bar test .no.prefetch.landmark foo1.txt foo3.txt barlink dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 88, NextOffset: 121
-    testutil.go:509: Offset: 187, NextOffset: 220
-    testutil.go:509: Offset: 121, NextOffset: 154
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 154, NextOffset: 187
-    testutil.go:509: Offset: 253, NextOffset: 286
-    testutil.go:509: Offset: 187, NextOffset: 220
-    testutil.go:509: Offset: 286, NextOffset: 319
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:509: Offset: 352, NextOffset: 473
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo3.txt test dev test2 .no.prefetch.landmark foo1.txt bar barlink]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:509: Offset: 473, NextOffset: 598
@@ -151367,22 +152797,24 @@
     testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:509: Offset: 598, NextOffset: 694
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 970
-    testutil.go:509: Offset: 694, NextOffset: 1119
+    testutil.go:509: Offset: 545, NextOffset: 974
+    testutil.go:509: Offset: 694, NextOffset: 1123
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 970, NextOffset: 1003
-    testutil.go:509: Offset: 1119, NextOffset: 1152
-    testutil.go:509: Offset: 1003, NextOffset: 1036
-    testutil.go:509: Offset: 1152, NextOffset: 1185
-    testutil.go:509: Offset: 1036, NextOffset: 1069
-    testutil.go:509: Offset: 1185, NextOffset: 1218
-    testutil.go:509: Offset: 1069, NextOffset: 1380
-    testutil.go:509: Offset: 1218, NextOffset: 1609
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 974, NextOffset: 1007
+    testutil.go:509: Offset: 1123, NextOffset: 1156
+    testutil.go:509: Offset: 1007, NextOffset: 1040
+    testutil.go:509: Offset: 1156, NextOffset: 1189
+    testutil.go:509: Offset: 1040, NextOffset: 1073
+    testutil.go:509: Offset: 1189, NextOffset: 1222
+    testutil.go:509: Offset: 1073, NextOffset: 1387
+    testutil.go:509: Offset: 1222, NextOffset: 1614
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -151402,20 +152834,21 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 352, NextOffset: 473
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 88, NextOffset: 121
+    testutil.go:509: Offset: 187, NextOffset: 220
+    testutil.go:509: Offset: 121, NextOffset: 154
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 154, NextOffset: 187
+    testutil.go:509: Offset: 253, NextOffset: 286
+    testutil.go:509: Offset: 187, NextOffset: 220
+    testutil.go:509: Offset: 286, NextOffset: 319
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt barlink dev test2 baz.txt bar test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 694, NextOffset: 1119
-    testutil.go:509: Offset: 545, NextOffset: 970
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt test dev test2 .no.prefetch.landmark foo1.txt bar barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -151429,6 +152862,30 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 694, NextOffset: 1123
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 545, NextOffset: 974
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1123, NextOffset: 1156
+    testutil.go:509: Offset: 974, NextOffset: 1007
+    testutil.go:509: Offset: 1156, NextOffset: 1189
+    testutil.go:509: Offset: 1007, NextOffset: 1040
+    testutil.go:509: Offset: 1189, NextOffset: 1222
+    testutil.go:509: Offset: 1040, NextOffset: 1073
+    testutil.go:509: Offset: 1222, NextOffset: 1614
+    testutil.go:509: Offset: 1073, NextOffset: 1387
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -151442,207 +152899,209 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 598, NextOffset: 694
     testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1119, NextOffset: 1152
-    testutil.go:509: Offset: 970, NextOffset: 1003
-    testutil.go:509: Offset: 1152, NextOffset: 1185
-    testutil.go:509: Offset: 1003, NextOffset: 1036
-    testutil.go:509: Offset: 1185, NextOffset: 1218
-    testutil.go:509: Offset: 1036, NextOffset: 1069
-    testutil.go:509: Offset: 1218, NextOffset: 1609
-    testutil.go:509: Offset: 1069, NextOffset: 1380
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24074 48494 72572 97377]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48494 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72572 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97377 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48494,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48494,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72572,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink test dev .no.prefetch.landmark test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt foo3.txt barlink dev .no.prefetch.landmark baz.txt bar test test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark test2 baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test test2 foo1.txt foo3.txt barlink dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24073 48489 72567 96528]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 927
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48489 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 828
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 72567 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96528 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24074 48494 72572 96533]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48494 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72572 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96533 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48489,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48494,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48489,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72567,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48494,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72572,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":964,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":997,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1030,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1063,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1113,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1146,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1212,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":967,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1000,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1033,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1066,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1116,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1149,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1182,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1215,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [dev test2 baz.txt foo3.txt .no.prefetch.landmark foo1.txt bar barlink test]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt test dev foo1.txt bar barlink test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 541, NextOffset: 967
+    testutil.go:509: Offset: 690, NextOffset: 1116
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 964, NextOffset: 997
-    testutil.go:509: Offset: 1113, NextOffset: 1146
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1146, NextOffset: 1179
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 1179, NextOffset: 1212
-    testutil.go:509: Offset: 1063, NextOffset: 1372
-    testutil.go:509: Offset: 1212, NextOffset: 1602
+    testutil.go:509: Offset: 967, NextOffset: 1000
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 1000, NextOffset: 1033
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1033, NextOffset: 1066
+    testutil.go:509: Offset: 1182, NextOffset: 1215
+    testutil.go:509: Offset: 1066, NextOffset: 1377
+    testutil.go:509: Offset: 1215, NextOffset: 1605
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -151679,47 +153138,40 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:509: Offset: 595, NextOffset: 690
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 964
-    testutil.go:509: Offset: 690, NextOffset: 1113
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink test dev test2 baz.txt foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 690
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test2 .no.prefetch.landmark baz.txt foo3.txt test dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1113, NextOffset: 1146
-    testutil.go:509: Offset: 964, NextOffset: 997
-    testutil.go:509: Offset: 1146, NextOffset: 1179
-    testutil.go:509: Offset: 997, NextOffset: 1030
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24072 48489 72565 97370]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1179, NextOffset: 1212
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 1212, NextOffset: 1602
-    testutil.go:509: Offset: 1063, NextOffset: 1372
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 967, NextOffset: 1000
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1000, NextOffset: 1033
+    testutil.go:509: Offset: 1182, NextOffset: 1215
+    testutil.go:509: Offset: 1033, NextOffset: 1066
+    testutil.go:509: Offset: 1215, NextOffset: 1605
+    testutil.go:509: Offset: 1066, NextOffset: 1377
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 690
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 120, NextOffset: 153
@@ -151731,9 +153183,6 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -151746,205 +153195,196 @@
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 690, NextOffset: 1113
-    testutil.go:509: Offset: 541, NextOffset: 964
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48489 in stargz, uncompressed length 33536
+    testutil.go:509: Offset: 690, NextOffset: 1116
+    testutil.go:509: Offset: 541, NextOffset: 967
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [3] at 72565 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97370 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48489,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48489,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72565,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test bar foo3.txt dev test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24077 48498 72581 97386]
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt test2 foo1.txt bar foo3.txt barlink test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt dev test2 .no.prefetch.landmark baz.txt foo1.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 48498 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [3] at 72581 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97386 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48498,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48498,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72581,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
+    testutil.go:509: Offset: 93, NextOffset: 927
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 828
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24072 48489 72565 96526]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24072 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48489 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72565 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96526 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24072,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48489,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48489,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72565,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":976,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1009,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1042,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1075,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1125,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1158,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1191,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1224,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":979,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1012,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1078,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1128,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1161,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1194,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1227,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar test2 foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:509: Offset: 601, NextOffset: 698
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 976
-    testutil.go:509: Offset: 698, NextOffset: 1125
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt barlink test .no.prefetch.landmark baz.txt bar foo3.txt dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 1125, NextOffset: 1158
-    testutil.go:509: Offset: 1009, NextOffset: 1042
-    testutil.go:509: Offset: 1158, NextOffset: 1191
-    testutil.go:509: Offset: 1042, NextOffset: 1075
-    testutil.go:509: Offset: 1191, NextOffset: 1224
-    testutil.go:509: Offset: 1075, NextOffset: 1384
-    testutil.go:509: Offset: 1224, NextOffset: 1617
+    testutil.go:509: Offset: 979, NextOffset: 1012
+    testutil.go:509: Offset: 1128, NextOffset: 1161
+    testutil.go:509: Offset: 1012, NextOffset: 1045
+    testutil.go:509: Offset: 1161, NextOffset: 1194
+    testutil.go:509: Offset: 1045, NextOffset: 1078
+    testutil.go:509: Offset: 1194, NextOffset: 1227
+    testutil.go:509: Offset: 1078, NextOffset: 1389
+    testutil.go:509: Offset: 1227, NextOffset: 1619
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -151976,13 +153416,32 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:509: Offset: 475, NextOffset: 601
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar test2 foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24077 48498 72581 96542]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 601, NextOffset: 698
     testutil.go:509: Offset: 452, NextOffset: 549
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 601, NextOffset: 698
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 549, NextOffset: 979
+    testutil.go:509: Offset: 698, NextOffset: 1128
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt dev test2 foo1.txt barlink test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -151994,33 +153453,45 @@
     testutil.go:509: Offset: 155, NextOffset: 188
     testutil.go:509: Offset: 287, NextOffset: 320
     testutil.go:509: Offset: 188, NextOffset: 221
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 48498 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 698, NextOffset: 1125
-    testutil.go:509: Offset: 549, NextOffset: 976
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 475, NextOffset: 601
+    testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1125, NextOffset: 1158
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 1128, NextOffset: 1161
+    testutil.go:509: Offset: 979, NextOffset: 1012
+    testutil.go:509: Offset: 1161, NextOffset: 1194
+    testutil.go:509: Offset: 1012, NextOffset: 1045
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [3] at 72581 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96542 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1194, NextOffset: 1227
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1045, NextOffset: 1078
+    testutil.go:509: Offset: 1227, NextOffset: 1619
+    testutil.go:509: Offset: 1078, NextOffset: 1389
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48498,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48498,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72581,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 1158, NextOffset: 1191
-    testutil.go:509: Offset: 1009, NextOffset: 1042
-    testutil.go:509: Offset: 1191, NextOffset: 1224
-    testutil.go:509: Offset: 1042, NextOffset: 1075
-    testutil.go:509: Offset: 1224, NextOffset: 1617
-    testutil.go:509: Offset: 1075, NextOffset: 1384
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -152034,39 +153505,24 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 475, NextOffset: 601
-    testutil.go:509: Offset: 351, NextOffset: 452
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 601, NextOffset: 698
+    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 698, NextOffset: 1128
+    testutil.go:509: Offset: 549, NextOffset: 979
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt barlink baz.txt bar test dev test2 .no.prefetch.landmark foo1.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24076 48494 72576 97381]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt foo3.txt dev test2 .no.prefetch.landmark baz.txt bar barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -152074,164 +153530,141 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 48494 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 72576 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97381 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt barlink baz.txt bar test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test foo1.txt foo3.txt dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48494,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 832
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48494,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72576,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24077 48498 72581 97386]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48498 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72581 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97386 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48498,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48498,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72581,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":868,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":901,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":934,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":967,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1017,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1050,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1083,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1116,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":868,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":901,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":934,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":967,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1017,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1050,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1083,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1116,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo1.txt bar barlink test dev test2 baz.txt foo3.txt]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 868, NextOffset: 901
-    testutil.go:509: Offset: 1017, NextOffset: 1050
-    testutil.go:509: Offset: 901, NextOffset: 934
-    testutil.go:509: Offset: 1050, NextOffset: 1083
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 934, NextOffset: 967
-    testutil.go:509: Offset: 1083, NextOffset: 1116
-    testutil.go:509: Offset: 967, NextOffset: 1179
-    testutil.go:509: Offset: 1116, NextOffset: 1399
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar dev .no.prefetch.landmark baz.txt foo3.txt barlink test test2 foo1.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -152251,10 +153684,6 @@
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 119, NextOffset: 152
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24076 48494 72576 96537]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 251, NextOffset: 284
@@ -152266,57 +153695,37 @@
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 345, NextOffset: 443
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 469, NextOffset: 592
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 592, NextOffset: 686
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 537, NextOffset: 868
     testutil.go:509: Offset: 686, NextOffset: 1017
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink test dev test2 baz.txt foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 686
-    testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1017, NextOffset: 1050
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 868, NextOffset: 901
-    testutil.go:509: Offset: 1050, NextOffset: 1083
+    testutil.go:509: Offset: 1017, NextOffset: 1050
     testutil.go:509: Offset: 901, NextOffset: 934
-    testutil.go:509: Offset: 1083, NextOffset: 1116
+    testutil.go:509: Offset: 1050, NextOffset: 1083
     testutil.go:509: Offset: 934, NextOffset: 967
-    testutil.go:509: Offset: 1116, NextOffset: 1399
+    testutil.go:509: Offset: 1083, NextOffset: 1116
     testutil.go:509: Offset: 967, NextOffset: 1179
+    testutil.go:509: Offset: 1116, NextOffset: 1399
     testutil.go:395: Comparing: "dev" vs "dev"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48494 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar dev .no.prefetch.landmark baz.txt foo3.txt barlink test test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -152330,24 +153739,28 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 686, NextOffset: 1017
+    testutil.go:509: Offset: 537, NextOffset: 868
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1017, NextOffset: 1050
+    testutil.go:509: Offset: 868, NextOffset: 901
+    testutil.go:509: Offset: 1050, NextOffset: 1083
+    testutil.go:509: Offset: 901, NextOffset: 934
+    testutil.go:509: Offset: 1083, NextOffset: 1116
+    testutil.go:509: Offset: 934, NextOffset: 967
+    testutil.go:509: Offset: 1116, NextOffset: 1399
+    testutil.go:509: Offset: 967, NextOffset: 1179
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 119, NextOffset: 152
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 72576 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96537 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48494,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48494,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72576,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 251, NextOffset: 284
     testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 284, NextOffset: 317
@@ -152356,16 +153769,29 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1017
-    testutil.go:509: Offset: 537, NextOffset: 868
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink dev baz.txt foo3.txt test test2 .no.prefetch.landmark foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test dev test2 bar barlink .no.prefetch.landmark baz.txt foo1.txt foo3.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -152373,142 +153799,159 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24077 48498 72581 96542]
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 771
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 48498 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev baz.txt foo3.txt test test2 .no.prefetch.landmark foo1.txt bar barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev test2 bar barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [3] at 72581 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96542 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48498,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48498,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72581,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 771
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24076 48494 72576 97381]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48494 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72576 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97381 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48494,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48494,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72576,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":882,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":981,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1031,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1064,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1097,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1130,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":882,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":981,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1031,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1064,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1097,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1130,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo3.txt barlink test .no.prefetch.landmark foo1.txt bar dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test .no.prefetch.landmark foo1.txt barlink dev test2 baz.txt bar foo3.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -152518,14 +153961,14 @@
     testutil.go:509: Offset: 1064, NextOffset: 1097
     testutil.go:509: Offset: 948, NextOffset: 981
     testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 981, NextOffset: 1195
+    testutil.go:509: Offset: 981, NextOffset: 1194
     testutil.go:509: Offset: 1130, NextOffset: 1418
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -152551,11 +153994,11 @@
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 286, NextOffset: 319
     testutil.go:509: Offset: 220, NextOffset: 253
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 352, NextOffset: 473
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:509: Offset: 473, NextOffset: 598
@@ -152567,36 +154010,19 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 882
     testutil.go:509: Offset: 694, NextOffset: 1031
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test .no.prefetch.landmark foo1.txt bar dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1031, NextOffset: 1064
-    testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1064, NextOffset: 1097
-    testutil.go:509: Offset: 915, NextOffset: 948
-    testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 948, NextOffset: 981
-    testutil.go:509: Offset: 1130, NextOffset: 1418
-    testutil.go:509: Offset: 981, NextOffset: 1195
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt test .no.prefetch.landmark foo1.txt barlink dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24076 48498 72580 97385]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -152612,6 +154038,9 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -152623,139 +154052,153 @@
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 220, NextOffset: 253
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 694, NextOffset: 1031
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 48498 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 882
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1031, NextOffset: 1064
+    testutil.go:509: Offset: 882, NextOffset: 915
+    testutil.go:509: Offset: 1064, NextOffset: 1097
+    testutil.go:509: Offset: 915, NextOffset: 948
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 72580 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97385 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48498,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48498,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72580,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1097, NextOffset: 1130
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 948, NextOffset: 981
+    testutil.go:509: Offset: 1130, NextOffset: 1418
+    testutil.go:509: Offset: 981, NextOffset: 1194
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:509: Offset: 349, NextOffset: 449
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2 foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test2 .no.prefetch.landmark foo3.txt barlink test baz.txt foo1.txt bar dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24076 48494 72576 96537]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48494 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 72576 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96537 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48494,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48494,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72576,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 680
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2 foo1.txt bar foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:401: Directory: "" vs "": [bar dev test2 .no.prefetch.landmark foo3.txt barlink test baz.txt foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:395: Comparing: "dev" vs "dev"
@@ -152779,25 +154222,49 @@
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 680
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24076 48498 72580 96541]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48498 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72580 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96541 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48498,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48498,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72580,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":875,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":908,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":974,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1024,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1057,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1090,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1123,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":876,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":909,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":975,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1025,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1058,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1091,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1124,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo1.txt bar foo3.txt test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev test2 foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 120, NextOffset: 153
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 153, NextOffset: 186
+    testutil.go:509: Offset: 252, NextOffset: 285
+    testutil.go:509: Offset: 186, NextOffset: 219
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 285, NextOffset: 318
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:509: Offset: 471, NextOffset: 595
@@ -152807,46 +154274,31 @@
     testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:509: Offset: 595, NextOffset: 690
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 875
-    testutil.go:509: Offset: 690, NextOffset: 1024
+    testutil.go:509: Offset: 541, NextOffset: 876
+    testutil.go:509: Offset: 690, NextOffset: 1025
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 875, NextOffset: 908
-    testutil.go:509: Offset: 1024, NextOffset: 1057
-    testutil.go:509: Offset: 908, NextOffset: 941
-    testutil.go:509: Offset: 1057, NextOffset: 1090
-    testutil.go:509: Offset: 941, NextOffset: 974
-    testutil.go:509: Offset: 1090, NextOffset: 1123
-    testutil.go:509: Offset: 974, NextOffset: 1187
-    testutil.go:509: Offset: 1123, NextOffset: 1408
+    testutil.go:509: Offset: 876, NextOffset: 909
+    testutil.go:509: Offset: 1025, NextOffset: 1058
+    testutil.go:509: Offset: 909, NextOffset: 942
+    testutil.go:509: Offset: 1058, NextOffset: 1091
+    testutil.go:509: Offset: 942, NextOffset: 975
+    testutil.go:509: Offset: 1091, NextOffset: 1124
+    testutil.go:509: Offset: 975, NextOffset: 1187
+    testutil.go:509: Offset: 1124, NextOffset: 1409
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 186, NextOffset: 219
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 120, NextOffset: 153
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 153, NextOffset: 186
-    testutil.go:509: Offset: 252, NextOffset: 285
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 285, NextOffset: 318
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:509: Offset: 351, NextOffset: 471
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 153, NextOffset: 186
@@ -152858,22 +154310,7 @@
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink .no.prefetch.landmark foo1.txt bar foo3.txt test dev test2 baz.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 120, NextOffset: 153
-    testutil.go:509: Offset: 252, NextOffset: 285
-    testutil.go:509: Offset: 153, NextOffset: 186
-    testutil.go:509: Offset: 285, NextOffset: 318
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 351, NextOffset: 471
-    testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev test2 foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -152887,7 +154324,6 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 471, NextOffset: 595
     testutil.go:509: Offset: 347, NextOffset: 446
@@ -152896,203 +154332,213 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 595, NextOffset: 690
     testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 690, NextOffset: 1024
-    testutil.go:509: Offset: 541, NextOffset: 875
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24075 48494 72574 97379]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1024, NextOffset: 1057
-    testutil.go:509: Offset: 875, NextOffset: 908
-    testutil.go:509: Offset: 1057, NextOffset: 1090
-    testutil.go:509: Offset: 908, NextOffset: 941
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1090, NextOffset: 1123
-    testutil.go:509: Offset: 941, NextOffset: 974
-    testutil.go:509: Offset: 1123, NextOffset: 1408
-    testutil.go:509: Offset: 974, NextOffset: 1187
+    testutil.go:509: Offset: 1025, NextOffset: 1058
+    testutil.go:509: Offset: 876, NextOffset: 909
+    testutil.go:509: Offset: 1058, NextOffset: 1091
+    testutil.go:509: Offset: 909, NextOffset: 942
+    testutil.go:509: Offset: 1091, NextOffset: 1124
+    testutil.go:509: Offset: 942, NextOffset: 975
+    testutil.go:509: Offset: 1124, NextOffset: 1409
+    testutil.go:509: Offset: 975, NextOffset: 1187
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 120, NextOffset: 153
+    testutil.go:509: Offset: 252, NextOffset: 285
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
+    testutil.go:509: Offset: 153, NextOffset: 186
+    testutil.go:509: Offset: 285, NextOffset: 318
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 690, NextOffset: 1025
+    testutil.go:509: Offset: 541, NextOffset: 876
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 48494 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72574 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97379 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48494,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48494,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72574,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt barlink dev .no.prefetch.landmark foo1.txt bar foo3.txt test test2]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt bar foo3.txt test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink dev .no.prefetch.landmark foo1.txt bar foo3.txt test test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test dev test2 baz.txt barlink .no.prefetch.landmark] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24075 48494 72574 96535]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24076 48129 72207 96206]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48494 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72574 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96535 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48129 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72207 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96206 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48494,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48129,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48494,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72574,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48129,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72207,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":885,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":918,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":951,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1067,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1100,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1133,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":885,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":918,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":951,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1067,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1100,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1133,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test test2 bar dev]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt barlink test2 bar foo3.txt test dev .no.prefetch.landmark]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 885, NextOffset: 918
+    testutil.go:509: Offset: 1034, NextOffset: 1067
+    testutil.go:509: Offset: 918, NextOffset: 951
+    testutil.go:509: Offset: 1067, NextOffset: 1100
+    testutil.go:509: Offset: 951, NextOffset: 984
+    testutil.go:509: Offset: 1100, NextOffset: 1133
+    testutil.go:509: Offset: 984, NextOffset: 1197
+    testutil.go:509: Offset: 1133, NextOffset: 1424
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -153107,6 +154553,8 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 254, NextOffset: 351
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -153119,8 +154567,6 @@
     testutil.go:509: Offset: 287, NextOffset: 320
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 320, NextOffset: 353
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
@@ -153135,31 +154581,8 @@
     testutil.go:509: Offset: 549, NextOffset: 885
     testutil.go:509: Offset: 698, NextOffset: 1034
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 885, NextOffset: 918
-    testutil.go:509: Offset: 1034, NextOffset: 1067
-    testutil.go:509: Offset: 918, NextOffset: 951
-    testutil.go:509: Offset: 1067, NextOffset: 1100
-    testutil.go:509: Offset: 951, NextOffset: 984
-    testutil.go:509: Offset: 1100, NextOffset: 1133
-    testutil.go:509: Offset: 984, NextOffset: 1199
-    testutil.go:509: Offset: 1133, NextOffset: 1424
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test test2 bar dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test2 bar foo3.txt test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -153171,28 +154594,12 @@
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 221, NextOffset: 254
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 475, NextOffset: 601
     testutil.go:509: Offset: 351, NextOffset: 452
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 698, NextOffset: 1034
-    testutil.go:509: Offset: 549, NextOffset: 885
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1034, NextOffset: 1067
-    testutil.go:509: Offset: 885, NextOffset: 918
-    testutil.go:509: Offset: 1067, NextOffset: 1100
-    testutil.go:509: Offset: 918, NextOffset: 951
-    testutil.go:509: Offset: 1100, NextOffset: 1133
-    testutil.go:509: Offset: 951, NextOffset: 984
-    testutil.go:509: Offset: 1133, NextOffset: 1424
-    testutil.go:509: Offset: 984, NextOffset: 1199
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -153213,14 +154620,49 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 601, NextOffset: 698
     testutil.go:509: Offset: 452, NextOffset: 549
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 698, NextOffset: 1034
+    testutil.go:509: Offset: 549, NextOffset: 885
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1034, NextOffset: 1067
+    testutil.go:509: Offset: 885, NextOffset: 918
+    testutil.go:509: Offset: 1067, NextOffset: 1100
+    testutil.go:509: Offset: 918, NextOffset: 951
+    testutil.go:509: Offset: 1100, NextOffset: 1133
+    testutil.go:509: Offset: 951, NextOffset: 984
+    testutil.go:509: Offset: 1133, NextOffset: 1424
+    testutil.go:509: Offset: 984, NextOffset: 1197
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt bar barlink test dev test2 .no.prefetch.landmark foo3.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt foo1.txt bar dev foo3.txt barlink test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
@@ -153234,6 +154676,8 @@
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
@@ -153247,61 +154691,33 @@
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24075 48492 72569 97374]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:509: Offset: 0, NextOffset: 680
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt baz.txt foo1.txt bar barlink test dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test test2 .no.prefetch.landmark baz.txt foo1.txt bar dev foo3.txt barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 48492 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 680
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
@@ -153311,27 +154727,20 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 72569 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97374 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 680
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48492,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48492,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72569,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -153339,20 +154748,11 @@
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -153368,62 +154768,36 @@
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:509: Offset: 0, NextOffset: 680
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1874,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1911,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1985,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2157,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2194,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2231,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2268,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar foo3.txt baz.txt foo1.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 519, NextOffset: 725
-    testutil.go:509: Offset: 767, NextOffset: 1008
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 725, NextOffset: 926
-    testutil.go:509: Offset: 1008, NextOffset: 1209
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 926, NextOffset: 1874
-    testutil.go:509: Offset: 1209, NextOffset: 2157
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1874, NextOffset: 1911
-    testutil.go:509: Offset: 2157, NextOffset: 2194
-    testutil.go:509: Offset: 1911, NextOffset: 1948
-    testutil.go:509: Offset: 2194, NextOffset: 2231
-    testutil.go:509: Offset: 1948, NextOffset: 1985
-    testutil.go:509: Offset: 2231, NextOffset: 2268
-    testutil.go:509: Offset: 1985, NextOffset: 2422
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24075 48492 72569 96530]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2268, NextOffset: 2786
-    testutil.go:395: Comparing: "dev" vs "dev"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24076 48129 72207 96191]
     testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48129 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72207 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96191 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48129,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48129,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72207,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1876,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1913,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1950,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1987,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2159,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2196,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2270,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt bar foo3.txt test dev foo1.txt barlink test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 349, NextOffset: 386
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 172, NextOffset: 209
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 209, NextOffset: 246
@@ -153432,9 +154806,6 @@
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 497, NextOffset: 534
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 320, NextOffset: 519
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -153443,18 +154814,74 @@
     testutil.go:509: Offset: 172, NextOffset: 209
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 209, NextOffset: 246
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48492 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 460, NextOffset: 497
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 320, NextOffset: 519
     testutil.go:509: Offset: 534, NextOffset: 767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 519, NextOffset: 725
+    testutil.go:509: Offset: 767, NextOffset: 1008
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 725, NextOffset: 926
+    testutil.go:509: Offset: 1008, NextOffset: 1209
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 926, NextOffset: 1876
+    testutil.go:509: Offset: 1209, NextOffset: 2159
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1876, NextOffset: 1913
+    testutil.go:509: Offset: 2159, NextOffset: 2196
+    testutil.go:509: Offset: 1913, NextOffset: 1950
+    testutil.go:509: Offset: 2196, NextOffset: 2233
+    testutil.go:509: Offset: 1950, NextOffset: 1987
+    testutil.go:509: Offset: 2233, NextOffset: 2270
+    testutil.go:509: Offset: 1987, NextOffset: 2426
+    testutil.go:509: Offset: 2270, NextOffset: 2789
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt baz.txt foo1.txt barlink test dev test2 .no.prefetch.landmark bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt bar foo3.txt test dev foo1.txt barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1209, NextOffset: 2159
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 926, NextOffset: 1876
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2159, NextOffset: 2196
+    testutil.go:509: Offset: 1876, NextOffset: 1913
+    testutil.go:509: Offset: 2196, NextOffset: 2233
+    testutil.go:509: Offset: 1913, NextOffset: 1950
+    testutil.go:509: Offset: 2233, NextOffset: 2270
+    testutil.go:509: Offset: 1950, NextOffset: 1987
+    testutil.go:509: Offset: 2270, NextOffset: 2789
+    testutil.go:509: Offset: 1987, NextOffset: 2426
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 767, NextOffset: 1008
+    testutil.go:509: Offset: 519, NextOffset: 725
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -153462,52 +154889,12 @@
     testutil.go:509: Offset: 172, NextOffset: 209
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 209, NextOffset: 246
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 72569 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96530 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48492,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48492,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 497, NextOffset: 534
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72569,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 767, NextOffset: 1008
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 519, NextOffset: 725
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2157, NextOffset: 2194
-    testutil.go:509: Offset: 1874, NextOffset: 1911
-    testutil.go:509: Offset: 2194, NextOffset: 2231
-    testutil.go:509: Offset: 1911, NextOffset: 1948
-    testutil.go:509: Offset: 2231, NextOffset: 2268
-    testutil.go:509: Offset: 1948, NextOffset: 1985
-    testutil.go:509: Offset: 2268, NextOffset: 2786
-    testutil.go:509: Offset: 1985, NextOffset: 2422
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -153526,185 +154913,184 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1008, NextOffset: 1209
     testutil.go:509: Offset: 725, NextOffset: 926
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1209, NextOffset: 2157
-    testutil.go:509: Offset: 926, NextOffset: 1874
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo3.txt barlink baz.txt foo1.txt bar test dev test2]
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test dev .no.prefetch.landmark bar barlink test2 baz.txt foo1.txt foo3.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark foo3.txt barlink baz.txt foo1.txt bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24075 48492 72569 97374]
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt test dev .no.prefetch.landmark bar barlink test2 baz.txt foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2341
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24076 48129 72207 96206]
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48492 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72569 in stargz, uncompressed length 33124
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [4] at 97374 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48129 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72207 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96206 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48492,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48129,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48492,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72569,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48129,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72207,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1892,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1929,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1966,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2003,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2173,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2210,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2247,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2284,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1893,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1930,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1967,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2004,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2174,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2211,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2285,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt dev test2 bar barlink test]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [barlink test .no.prefetch.landmark bar dev test2 baz.txt foo1.txt foo3.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1892, NextOffset: 1929
-    testutil.go:509: Offset: 2173, NextOffset: 2210
-    testutil.go:509: Offset: 1929, NextOffset: 1966
-    testutil.go:509: Offset: 2210, NextOffset: 2247
-    testutil.go:509: Offset: 1966, NextOffset: 2003
-    testutil.go:509: Offset: 2247, NextOffset: 2284
-    testutil.go:509: Offset: 2003, NextOffset: 2443
-    testutil.go:509: Offset: 2284, NextOffset: 2805
+    testutil.go:509: Offset: 1893, NextOffset: 1930
+    testutil.go:509: Offset: 2174, NextOffset: 2211
+    testutil.go:509: Offset: 1930, NextOffset: 1967
+    testutil.go:509: Offset: 2211, NextOffset: 2248
+    testutil.go:509: Offset: 1967, NextOffset: 2004
+    testutil.go:509: Offset: 2248, NextOffset: 2285
+    testutil.go:509: Offset: 2004, NextOffset: 2444
+    testutil.go:509: Offset: 2285, NextOffset: 2806
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 137, NextOffset: 174
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 386, NextOffset: 423
@@ -153738,10 +155124,19 @@
     testutil.go:509: Offset: 731, NextOffset: 934
     testutil.go:509: Offset: 1012, NextOffset: 1215
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 934, NextOffset: 1892
-    testutil.go:509: Offset: 1215, NextOffset: 2173
+    testutil.go:509: Offset: 934, NextOffset: 1893
+    testutil.go:509: Offset: 1215, NextOffset: 2174
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 bar barlink test .no.prefetch.landmark baz.txt foo1.txt foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test .no.prefetch.landmark bar dev test2 baz.txt foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -153755,22 +155150,6 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1012
-    testutil.go:509: Offset: 524, NextOffset: 731
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1215, NextOffset: 2173
-    testutil.go:509: Offset: 934, NextOffset: 1892
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -153784,197 +155163,213 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1012
+    testutil.go:509: Offset: 524, NextOffset: 731
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1215, NextOffset: 2174
+    testutil.go:509: Offset: 934, NextOffset: 1893
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2174, NextOffset: 2211
+    testutil.go:509: Offset: 1893, NextOffset: 1930
+    testutil.go:509: Offset: 2211, NextOffset: 2248
+    testutil.go:509: Offset: 1930, NextOffset: 1967
+    testutil.go:509: Offset: 2248, NextOffset: 2285
+    testutil.go:509: Offset: 1967, NextOffset: 2004
+    testutil.go:509: Offset: 2285, NextOffset: 2806
+    testutil.go:509: Offset: 2004, NextOffset: 2444
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1012, NextOffset: 1215
     testutil.go:509: Offset: 731, NextOffset: 934
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2173, NextOffset: 2210
-    testutil.go:509: Offset: 1892, NextOffset: 1929
-    testutil.go:509: Offset: 2210, NextOffset: 2247
-    testutil.go:509: Offset: 1929, NextOffset: 1966
-    testutil.go:509: Offset: 2247, NextOffset: 2284
-    testutil.go:509: Offset: 1966, NextOffset: 2003
-    testutil.go:509: Offset: 2284, NextOffset: 2805
-    testutil.go:509: Offset: 2003, NextOffset: 2443
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24075 48492 72569 96530]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48492 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72569 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96530 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48492,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48492,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72569,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt barlink test dev test2 baz.txt bar foo3.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [barlink test dev .no.prefetch.landmark bar foo3.txt test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24076 48129 72207 96191]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2357
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 48129 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink test dev test2 baz.txt bar foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark bar foo3.txt test2 baz.txt foo1.txt barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:2349:   [3] at 72207 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96191 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2357
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2145
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2357
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48129,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48129,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72207,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24074 48492 72570 97375]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48492 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72570 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97375 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48492,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48492,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72570,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1882,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1919,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1956,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1993,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2165,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2202,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2239,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2276,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1883,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1920,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1957,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1994,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo3.txt barlink test dev test2 .no.prefetch.landmark foo1.txt bar baz.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test2 baz.txt foo3.txt barlink dev .no.prefetch.landmark foo1.txt bar test]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1883, NextOffset: 1920
+    testutil.go:509: Offset: 2166, NextOffset: 2203
+    testutil.go:509: Offset: 1920, NextOffset: 1957
+    testutil.go:509: Offset: 2203, NextOffset: 2240
+    testutil.go:509: Offset: 1957, NextOffset: 1994
+    testutil.go:509: Offset: 2240, NextOffset: 2277
+    testutil.go:509: Offset: 1994, NextOffset: 2432
+    testutil.go:509: Offset: 2277, NextOffset: 2797
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -153989,6 +155384,8 @@
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 248, NextOffset: 285
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 497, NextOffset: 534
@@ -153998,6 +155395,8 @@
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 174, NextOffset: 211
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 423, NextOffset: 460
@@ -154016,32 +155415,31 @@
     testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:509: Offset: 1010, NextOffset: 1213
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 930, NextOffset: 1882
-    testutil.go:509: Offset: 1213, NextOffset: 2165
+    testutil.go:509: Offset: 930, NextOffset: 1883
+    testutil.go:509: Offset: 1213, NextOffset: 2166
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1882, NextOffset: 1919
-    testutil.go:509: Offset: 2165, NextOffset: 2202
-    testutil.go:509: Offset: 1919, NextOffset: 1956
-    testutil.go:509: Offset: 2202, NextOffset: 2239
-    testutil.go:509: Offset: 1956, NextOffset: 1993
-    testutil.go:509: Offset: 2239, NextOffset: 2276
-    testutil.go:509: Offset: 1993, NextOffset: 2430
-    testutil.go:509: Offset: 2276, NextOffset: 2796
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark foo1.txt bar baz.txt foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 768, NextOffset: 1010
-    testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar test test2 baz.txt foo3.txt barlink dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1010, NextOffset: 1213
     testutil.go:509: Offset: 727, NextOffset: 930
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2166, NextOffset: 2203
+    testutil.go:509: Offset: 1883, NextOffset: 1920
+    testutil.go:509: Offset: 2203, NextOffset: 2240
+    testutil.go:509: Offset: 1920, NextOffset: 1957
+    testutil.go:509: Offset: 2240, NextOffset: 2277
+    testutil.go:509: Offset: 1957, NextOffset: 1994
+    testutil.go:509: Offset: 2277, NextOffset: 2797
+    testutil.go:509: Offset: 1994, NextOffset: 2432
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -154055,31 +155453,6 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1213, NextOffset: 2165
-    testutil.go:509: Offset: 930, NextOffset: 1882
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2165, NextOffset: 2202
-    testutil.go:509: Offset: 1882, NextOffset: 1919
-    testutil.go:509: Offset: 2202, NextOffset: 2239
-    testutil.go:509: Offset: 1919, NextOffset: 1956
-    testutil.go:509: Offset: 2239, NextOffset: 2276
-    testutil.go:509: Offset: 1956, NextOffset: 1993
-    testutil.go:509: Offset: 2276, NextOffset: 2796
-    testutil.go:509: Offset: 1993, NextOffset: 2430
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -154093,180 +155466,181 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt foo3.txt barlink test dev .no.prefetch.landmark bar test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
+    testutil.go:509: Offset: 1213, NextOffset: 2166
+    testutil.go:509: Offset: 930, NextOffset: 1883
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24074 48492 72570 96531]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 768, NextOffset: 1010
+    testutil.go:509: Offset: 521, NextOffset: 727
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24075 48128 72204 96203]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2131
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 24074 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 48492 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2343
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 72570 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96531 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72204 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96203 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24074,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72204,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev baz.txt foo1.txt bar test test2 .no.prefetch.landmark foo3.txt barlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48492,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2131
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48492,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72570,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink test dev .no.prefetch.landmark bar test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev baz.txt foo1.txt bar test test2 .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1901,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1938,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1975,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2012,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2182,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2256,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2293,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1903,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1940,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1977,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2014,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2184,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2258,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2295,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test2 bar test]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -154280,8 +155654,6 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 498, NextOffset: 535
     testutil.go:509: Offset: 323, NextOffset: 525
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -154305,65 +155677,22 @@
     testutil.go:509: Offset: 733, NextOffset: 937
     testutil.go:509: Offset: 1014, NextOffset: 1218
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 937, NextOffset: 1901
-    testutil.go:509: Offset: 1218, NextOffset: 2182
+    testutil.go:509: Offset: 937, NextOffset: 1903
+    testutil.go:509: Offset: 1218, NextOffset: 2184
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1901, NextOffset: 1938
-    testutil.go:509: Offset: 2182, NextOffset: 2219
-    testutil.go:509: Offset: 1938, NextOffset: 1975
-    testutil.go:509: Offset: 2219, NextOffset: 2256
-    testutil.go:509: Offset: 1975, NextOffset: 2012
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24077 48496 72579 97384]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2256, NextOffset: 2293
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2012, NextOffset: 2455
-    testutil.go:509: Offset: 2293, NextOffset: 2816
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:509: Offset: 1903, NextOffset: 1940
+    testutil.go:509: Offset: 2184, NextOffset: 2221
+    testutil.go:509: Offset: 1940, NextOffset: 1977
+    testutil.go:509: Offset: 2221, NextOffset: 2258
+    testutil.go:509: Offset: 1977, NextOffset: 2014
+    testutil.go:509: Offset: 2258, NextOffset: 2295
+    testutil.go:509: Offset: 2014, NextOffset: 2458
+    testutil.go:509: Offset: 2295, NextOffset: 2819
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test2 bar test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1014, NextOffset: 1218
-    testutil.go:509: Offset: 733, NextOffset: 937
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2182, NextOffset: 2219
-    testutil.go:509: Offset: 1901, NextOffset: 1938
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 2219, NextOffset: 2256
-    testutil.go:509: Offset: 1938, NextOffset: 1975
-    testutil.go:509: Offset: 2256, NextOffset: 2293
-    testutil.go:509: Offset: 1975, NextOffset: 2012
-    testutil.go:509: Offset: 2293, NextOffset: 2816
-    testutil.go:509: Offset: 2012, NextOffset: 2455
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -154380,33 +155709,36 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 770, NextOffset: 1014
     testutil.go:509: Offset: 525, NextOffset: 733
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1014, NextOffset: 1218
+    testutil.go:509: Offset: 733, NextOffset: 937
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1218, NextOffset: 2182
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 72579 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97384 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 937, NextOffset: 1901
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1218, NextOffset: 2184
+    testutil.go:509: Offset: 937, NextOffset: 1903
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72579,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2184, NextOffset: 2221
+    testutil.go:509: Offset: 1903, NextOffset: 1940
+    testutil.go:509: Offset: 2221, NextOffset: 2258
+    testutil.go:509: Offset: 1940, NextOffset: 1977
+    testutil.go:509: Offset: 2258, NextOffset: 2295
+    testutil.go:509: Offset: 1977, NextOffset: 2014
+    testutil.go:509: Offset: 2295, NextOffset: 2819
+    testutil.go:509: Offset: 2014, NextOffset: 2458
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 138, NextOffset: 175
     testutil.go:509: Offset: 387, NextOffset: 424
     testutil.go:509: Offset: 175, NextOffset: 212
@@ -154419,76 +155751,113 @@
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24075 48128 72204 96188]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24075 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72204 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96188 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24075,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72204,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt barlink dev test2 foo1.txt test .no.prefetch.landmark baz.txt bar]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt test .no.prefetch.landmark baz.txt foo1.txt bar barlink dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2368
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test .no.prefetch.landmark baz.txt bar foo3.txt barlink dev test2 foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink dev test2 foo3.txt test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
@@ -154499,102 +155868,109 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2430,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2467,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2504,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2541,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2713,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2750,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2787,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2824,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt bar test test2 foo1.txt foo3.txt barlink dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 349, NextOffset: 386
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 386, NextOffset: 423
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 423, NextOffset: 460
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 460, NextOffset: 497
+    testutil.go:509: Offset: 283, NextOffset: 320
+    testutil.go:509: Offset: 497, NextOffset: 534
+    testutil.go:509: Offset: 320, NextOffset: 519
+    testutil.go:509: Offset: 534, NextOffset: 767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 519, NextOffset: 725
+    testutil.go:509: Offset: 767, NextOffset: 1008
     testutil.go:395: Comparing: "bar" vs "bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24077 48135 72216 96215]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
+    testutil.go:509: Offset: 725, NextOffset: 926
+    testutil.go:509: Offset: 1008, NextOffset: 1209
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24077 48496 72579 96540]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR
+    testutil.go:509: Offset: 926, NextOffset: 2430
+    testutil.go:509: Offset: 1209, NextOffset: 2713
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2430, NextOffset: 2467
+    testutil.go:509: Offset: 2713, NextOffset: 2750
+    testutil.go:509: Offset: 2467, NextOffset: 2504
+    testutil.go:509: Offset: 2750, NextOffset: 2787
+    testutil.go:509: Offset: 2504, NextOffset: 2541
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72579 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96540 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [2] at 48135 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 2787, NextOffset: 2824
+    testutil.go:509: Offset: 2541, NextOffset: 3354
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [3] at 72216 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96215 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48135,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72579,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48135,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72216,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 2824, NextOffset: 3718
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2424,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2461,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2498,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2535,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2707,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2744,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2781,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2818,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt test dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 926, NextOffset: 2424
-    testutil.go:509: Offset: 1209, NextOffset: 2707
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2424, NextOffset: 2461
-    testutil.go:509: Offset: 2707, NextOffset: 2744
-    testutil.go:509: Offset: 2461, NextOffset: 2498
-    testutil.go:509: Offset: 2744, NextOffset: 2781
-    testutil.go:509: Offset: 2498, NextOffset: 2535
-    testutil.go:509: Offset: 2781, NextOffset: 2818
-    testutil.go:509: Offset: 2535, NextOffset: 3343
-    testutil.go:509: Offset: 2818, NextOffset: 3707
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -154610,35 +155986,16 @@
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 320, NextOffset: 519
     testutil.go:509: Offset: 534, NextOffset: 767
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 349, NextOffset: 386
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 386, NextOffset: 423
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 423, NextOffset: 460
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 460, NextOffset: 497
-    testutil.go:509: Offset: 283, NextOffset: 320
-    testutil.go:509: Offset: 497, NextOffset: 534
-    testutil.go:509: Offset: 320, NextOffset: 519
-    testutil.go:509: Offset: 534, NextOffset: 767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 519, NextOffset: 725
-    testutil.go:509: Offset: 767, NextOffset: 1008
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 725, NextOffset: 926
-    testutil.go:509: Offset: 1008, NextOffset: 1209
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink baz.txt test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test test2 foo1.txt foo3.txt barlink dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 172, NextOffset: 209
     testutil.go:509: Offset: 423, NextOffset: 460
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 246, NextOffset: 283
@@ -154646,23 +156003,22 @@
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1008, NextOffset: 1209
+    testutil.go:509: Offset: 725, NextOffset: 926
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2707, NextOffset: 2744
-    testutil.go:509: Offset: 2424, NextOffset: 2461
-    testutil.go:509: Offset: 2744, NextOffset: 2781
-    testutil.go:509: Offset: 2461, NextOffset: 2498
-    testutil.go:509: Offset: 2781, NextOffset: 2818
-    testutil.go:509: Offset: 2498, NextOffset: 2535
-    testutil.go:509: Offset: 2818, NextOffset: 3707
-    testutil.go:509: Offset: 2535, NextOffset: 3343
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 2713, NextOffset: 2750
+    testutil.go:509: Offset: 2430, NextOffset: 2467
+    testutil.go:509: Offset: 2750, NextOffset: 2787
+    testutil.go:509: Offset: 2467, NextOffset: 2504
+    testutil.go:509: Offset: 2787, NextOffset: 2824
+    testutil.go:509: Offset: 2504, NextOffset: 2541
+    testutil.go:509: Offset: 2824, NextOffset: 3718
+    testutil.go:509: Offset: 2541, NextOffset: 3354
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -154681,210 +156037,203 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 767, NextOffset: 1008
     testutil.go:509: Offset: 519, NextOffset: 725
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1008, NextOffset: 1209
-    testutil.go:509: Offset: 725, NextOffset: 926
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1209, NextOffset: 2707
-    testutil.go:509: Offset: 926, NextOffset: 2424
+    testutil.go:509: Offset: 1209, NextOffset: 2713
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 926, NextOffset: 2430
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24077 48496 72579 97384]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72579 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97384 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72579,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark bar barlink test test2 baz.txt foo1.txt foo3.txt dev]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [dev .no.prefetch.landmark bar foo3.txt barlink test2 baz.txt foo1.txt test]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar barlink test test2 baz.txt foo1.txt foo3.txt dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark bar foo3.txt barlink test2 baz.txt foo1.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "bar" vs "bar"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 3044
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24077 48496 72579 96540]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24077 48135 72216 96200]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
     testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72579 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96540 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [2] at 48135 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72216 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48135,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72579,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48135,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72216,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2442,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2479,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2516,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2553,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2723,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2760,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2797,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2834,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2448,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2485,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2522,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2559,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2729,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2766,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2803,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2840,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev baz.txt test test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test2 foo1.txt bar foo3.txt test dev]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 731, NextOffset: 934
+    testutil.go:509: Offset: 1012, NextOffset: 1215
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 934, NextOffset: 2442
-    testutil.go:509: Offset: 1215, NextOffset: 2723
+    testutil.go:509: Offset: 934, NextOffset: 2448
+    testutil.go:509: Offset: 1215, NextOffset: 2729
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2442, NextOffset: 2479
-    testutil.go:509: Offset: 2723, NextOffset: 2760
-    testutil.go:509: Offset: 2479, NextOffset: 2516
-    testutil.go:509: Offset: 2760, NextOffset: 2797
-    testutil.go:509: Offset: 2516, NextOffset: 2553
-    testutil.go:509: Offset: 2797, NextOffset: 2834
-    testutil.go:509: Offset: 2553, NextOffset: 3364
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 2834, NextOffset: 3725
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2448, NextOffset: 2485
+    testutil.go:509: Offset: 2729, NextOffset: 2766
+    testutil.go:509: Offset: 2485, NextOffset: 2522
+    testutil.go:509: Offset: 2766, NextOffset: 2803
+    testutil.go:509: Offset: 2522, NextOffset: 2559
+    testutil.go:509: Offset: 2803, NextOffset: 2840
+    testutil.go:509: Offset: 2559, NextOffset: 3375
+    testutil.go:509: Offset: 2840, NextOffset: 3737
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -154910,21 +156259,14 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 285, NextOffset: 322
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 322, NextOffset: 524
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 524, NextOffset: 731
     testutil.go:509: Offset: 770, NextOffset: 1012
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 731, NextOffset: 934
-    testutil.go:509: Offset: 1012, NextOffset: 1215
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink dev baz.txt test test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test dev .no.prefetch.landmark baz.txt barlink test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 770, NextOffset: 1012
     testutil.go:509: Offset: 524, NextOffset: 731
@@ -154934,15 +156276,25 @@
     testutil.go:509: Offset: 1012, NextOffset: 1215
     testutil.go:509: Offset: 731, NextOffset: 934
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1215, NextOffset: 2723
-    testutil.go:509: Offset: 934, NextOffset: 2442
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 1215, NextOffset: 2729
+    testutil.go:509: Offset: 934, NextOffset: 2448
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2729, NextOffset: 2766
+    testutil.go:509: Offset: 2448, NextOffset: 2485
+    testutil.go:509: Offset: 2766, NextOffset: 2803
+    testutil.go:509: Offset: 2485, NextOffset: 2522
+    testutil.go:509: Offset: 2803, NextOffset: 2840
+    testutil.go:509: Offset: 2522, NextOffset: 2559
+    testutil.go:509: Offset: 2840, NextOffset: 3737
+    testutil.go:509: Offset: 2559, NextOffset: 3375
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -154954,23 +156306,9 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 285, NextOffset: 322
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
-    testutil.go:395: Comparing: "test" vs "test"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2723, NextOffset: 2760
-    testutil.go:509: Offset: 2442, NextOffset: 2479
-    testutil.go:509: Offset: 2760, NextOffset: 2797
-    testutil.go:509: Offset: 2479, NextOffset: 2516
-    testutil.go:509: Offset: 2797, NextOffset: 2834
-    testutil.go:509: Offset: 2516, NextOffset: 2553
-    testutil.go:509: Offset: 2834, NextOffset: 3725
-    testutil.go:509: Offset: 2553, NextOffset: 3364
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -154987,207 +156325,174 @@
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark bar test dev test2 baz.txt foo1.txt foo3.txt barlink]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24076 48496 72578 97383]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 3277
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [3] at 72578 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97383 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink test test2 baz.txt foo1.txt dev .no.prefetch.landmark bar foo3.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72578,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24077 48135 72216 96215]
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02
+    testutil.go:509: Offset: 0, NextOffset: 3076
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 3288
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 48135 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:2349:   [3] at 72216 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96215 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48135,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48135,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 3288
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72216,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 3277
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar test dev test2 baz.txt foo1.txt foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt barlink test test2 baz.txt foo1.txt dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24076 48496 72578 96539]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48496 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2435,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2472,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2509,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2546,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 72578 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96539 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48496,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48496,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72578,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2718,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2755,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2792,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2829,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2441,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2478,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2515,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2552,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2724,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2761,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2798,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2835,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt bar barlink test test2 baz.txt foo3.txt dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 137, NextOffset: 174
-    testutil.go:509: Offset: 349, NextOffset: 386
-    testutil.go:509: Offset: 174, NextOffset: 211
-    testutil.go:509: Offset: 386, NextOffset: 423
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 423, NextOffset: 460
-    testutil.go:509: Offset: 248, NextOffset: 285
-    testutil.go:509: Offset: 460, NextOffset: 497
-    testutil.go:509: Offset: 285, NextOffset: 322
-    testutil.go:509: Offset: 497, NextOffset: 534
-    testutil.go:509: Offset: 322, NextOffset: 521
-    testutil.go:509: Offset: 534, NextOffset: 768
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar barlink dev test2 foo1.txt foo3.txt test .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 521, NextOffset: 727
     testutil.go:509: Offset: 768, NextOffset: 1010
@@ -155197,26 +156502,28 @@
     testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:509: Offset: 1010, NextOffset: 1213
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 930, NextOffset: 2435
-    testutil.go:509: Offset: 1213, NextOffset: 2718
+    testutil.go:509: Offset: 930, NextOffset: 2441
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1213, NextOffset: 2724
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2435, NextOffset: 2472
-    testutil.go:509: Offset: 2718, NextOffset: 2755
-    testutil.go:509: Offset: 2472, NextOffset: 2509
-    testutil.go:509: Offset: 2755, NextOffset: 2792
-    testutil.go:509: Offset: 2509, NextOffset: 2546
-    testutil.go:509: Offset: 2792, NextOffset: 2829
-    testutil.go:509: Offset: 2546, NextOffset: 3357
-    testutil.go:509: Offset: 2829, NextOffset: 3721
+    testutil.go:509: Offset: 2441, NextOffset: 2478
+    testutil.go:509: Offset: 2724, NextOffset: 2761
+    testutil.go:509: Offset: 2478, NextOffset: 2515
+    testutil.go:509: Offset: 2761, NextOffset: 2798
+    testutil.go:509: Offset: 2515, NextOffset: 2552
+    testutil.go:509: Offset: 2798, NextOffset: 2835
+    testutil.go:509: Offset: 2552, NextOffset: 3367
+    testutil.go:509: Offset: 2835, NextOffset: 3732
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -155232,22 +156539,23 @@
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 322, NextOffset: 521
     testutil.go:509: Offset: 534, NextOffset: 768
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 137, NextOffset: 174
+    testutil.go:509: Offset: 349, NextOffset: 386
+    testutil.go:509: Offset: 174, NextOffset: 211
+    testutil.go:509: Offset: 386, NextOffset: 423
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 423, NextOffset: 460
+    testutil.go:509: Offset: 248, NextOffset: 285
+    testutil.go:509: Offset: 460, NextOffset: 497
+    testutil.go:509: Offset: 285, NextOffset: 322
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 497, NextOffset: 534
+    testutil.go:509: Offset: 322, NextOffset: 521
+    testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink test test2 baz.txt foo3.txt dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2718, NextOffset: 2755
-    testutil.go:509: Offset: 2435, NextOffset: 2472
-    testutil.go:509: Offset: 2755, NextOffset: 2792
-    testutil.go:509: Offset: 2472, NextOffset: 2509
-    testutil.go:509: Offset: 2792, NextOffset: 2829
-    testutil.go:509: Offset: 2509, NextOffset: 2546
-    testutil.go:509: Offset: 2829, NextOffset: 3721
-    testutil.go:509: Offset: 2546, NextOffset: 3357
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 foo1.txt foo3.txt test .no.prefetch.landmark baz.txt bar barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -155261,6 +156569,20 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1010, NextOffset: 1213
+    testutil.go:509: Offset: 727, NextOffset: 930
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -155274,186 +156596,205 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1213, NextOffset: 2718
-    testutil.go:509: Offset: 930, NextOffset: 2435
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 768, NextOffset: 1010
     testutil.go:509: Offset: 521, NextOffset: 727
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1010, NextOffset: 1213
-    testutil.go:509: Offset: 727, NextOffset: 930
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1213, NextOffset: 2724
+    testutil.go:509: Offset: 930, NextOffset: 2441
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2724, NextOffset: 2761
+    testutil.go:509: Offset: 2441, NextOffset: 2478
+    testutil.go:509: Offset: 2761, NextOffset: 2798
+    testutil.go:509: Offset: 2478, NextOffset: 2515
+    testutil.go:509: Offset: 2798, NextOffset: 2835
+    testutil.go:509: Offset: 2515, NextOffset: 2552
+    testutil.go:509: Offset: 2835, NextOffset: 3732
+    testutil.go:509: Offset: 2552, NextOffset: 3367
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24077 48135 72216 96200]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48135 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72216 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48135,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48135,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72216,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt bar dev foo3.txt barlink test test2]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test test2 bar foo3.txt dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
+    testutil.go:509: Offset: 0, NextOffset: 3068
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 3280
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test test2 .no.prefetch.landmark baz.txt foo1.txt bar dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
+    testutil.go:401: Directory: "" vs "": [test2 bar foo3.txt dev .no.prefetch.landmark baz.txt foo1.txt barlink test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24079 48129 72210 96206]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48129 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72210 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96206 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48129,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48129,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72210,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2456,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2493,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2530,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2567,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2737,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2774,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2811,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2848,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2463,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2500,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2537,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2574,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2744,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2781,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2818,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2855,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [dev .no.prefetch.landmark foo1.txt bar foo3.txt barlink test test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2463, NextOffset: 2500
+    testutil.go:509: Offset: 2744, NextOffset: 2781
+    testutil.go:509: Offset: 2500, NextOffset: 2537
+    testutil.go:509: Offset: 2781, NextOffset: 2818
+    testutil.go:509: Offset: 2537, NextOffset: 2574
+    testutil.go:509: Offset: 2818, NextOffset: 2855
+    testutil.go:509: Offset: 2574, NextOffset: 3395
+    testutil.go:509: Offset: 2855, NextOffset: 3757
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 138, NextOffset: 175
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 175, NextOffset: 212
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24076 48134 72214 96213]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 387, NextOffset: 424
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 424, NextOffset: 461
@@ -155472,9 +156813,15 @@
     testutil.go:509: Offset: 424, NextOffset: 461
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 461, NextOffset: 498
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 498, NextOffset: 535
     testutil.go:509: Offset: 323, NextOffset: 525
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 525, NextOffset: 733
@@ -155485,55 +156832,69 @@
     testutil.go:509: Offset: 733, NextOffset: 937
     testutil.go:509: Offset: 1014, NextOffset: 1218
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 937, NextOffset: 2456
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02
+    testutil.go:509: Offset: 937, NextOffset: 2463
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1218, NextOffset: 2744
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1218, NextOffset: 2737
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2456, NextOffset: 2493
-    testutil.go:509: Offset: 2737, NextOffset: 2774
-    testutil.go:509: Offset: 2493, NextOffset: 2530
-    testutil.go:509: Offset: 2774, NextOffset: 2811
-    testutil.go:509: Offset: 2530, NextOffset: 2567
-    testutil.go:509: Offset: 2811, NextOffset: 2848
-    testutil.go:509: Offset: 2567, NextOffset: 3384
-    testutil.go:509: Offset: 2848, NextOffset: 3746
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test test2 baz.txt dev .no.prefetch.landmark foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
+    testutil.go:401: Directory: "" vs "": [test2 foo3.txt dev .no.prefetch.landmark baz.txt foo1.txt bar barlink test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 350, NextOffset: 387
+    testutil.go:509: Offset: 138, NextOffset: 175
+    testutil.go:509: Offset: 387, NextOffset: 424
+    testutil.go:509: Offset: 175, NextOffset: 212
+    testutil.go:509: Offset: 424, NextOffset: 461
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 461, NextOffset: 498
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 498, NextOffset: 535
+    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 535, NextOffset: 770
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 72214 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96213 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 323, NextOffset: 525
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 770, NextOffset: 1014
     testutil.go:509: Offset: 525, NextOffset: 733
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72214,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1014, NextOffset: 1218
     testutil.go:509: Offset: 733, NextOffset: 937
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1218, NextOffset: 2737
-    testutil.go:509: Offset: 937, NextOffset: 2456
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2737, NextOffset: 2774
-    testutil.go:509: Offset: 2456, NextOffset: 2493
-    testutil.go:509: Offset: 2774, NextOffset: 2811
-    testutil.go:509: Offset: 2493, NextOffset: 2530
-    testutil.go:509: Offset: 2811, NextOffset: 2848
-    testutil.go:509: Offset: 2530, NextOffset: 2567
-    testutil.go:509: Offset: 2848, NextOffset: 3746
-    testutil.go:509: Offset: 2567, NextOffset: 3384
+    testutil.go:509: Offset: 2744, NextOffset: 2781
+    testutil.go:509: Offset: 2463, NextOffset: 2500
+    testutil.go:509: Offset: 2781, NextOffset: 2818
+    testutil.go:509: Offset: 2500, NextOffset: 2537
+    testutil.go:509: Offset: 2818, NextOffset: 2855
+    testutil.go:509: Offset: 2537, NextOffset: 2574
+    testutil.go:509: Offset: 2855, NextOffset: 3757
+    testutil.go:509: Offset: 2574, NextOffset: 3395
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -155549,203 +156910,172 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 350, NextOffset: 387
-    testutil.go:509: Offset: 138, NextOffset: 175
-    testutil.go:509: Offset: 387, NextOffset: 424
-    testutil.go:509: Offset: 175, NextOffset: 212
-    testutil.go:509: Offset: 424, NextOffset: 461
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 461, NextOffset: 498
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 498, NextOffset: 535
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 535, NextOffset: 770
-    testutil.go:509: Offset: 323, NextOffset: 525
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1218, NextOffset: 2744
+    testutil.go:509: Offset: 937, NextOffset: 2463
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt barlink test dev .no.prefetch.landmark baz.txt bar test2 foo1.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar barlink test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 foo1.txt foo3.txt barlink test dev .no.prefetch.landmark baz.txt bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test2 foo1.txt foo3.txt test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24079 48129 72210 96192]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48129 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 72210 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96192 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48129,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48129,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72210,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 3085
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24076 48134 72214 96198]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 72214 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96198 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72214,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":136,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":210,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1884,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1921,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1958,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1995,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1009,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1212,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":136,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":210,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1887,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1924,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1961,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1998,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1009,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1212,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2169,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2243,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2280,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink dev bar]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 136, NextOffset: 173
-    testutil.go:509: Offset: 349, NextOffset: 386
-    testutil.go:509: Offset: 173, NextOffset: 210
-    testutil.go:509: Offset: 386, NextOffset: 423
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 423, NextOffset: 460
-    testutil.go:509: Offset: 247, NextOffset: 284
-    testutil.go:509: Offset: 460, NextOffset: 497
-    testutil.go:509: Offset: 284, NextOffset: 321
-    testutil.go:509: Offset: 497, NextOffset: 534
-    testutil.go:509: Offset: 321, NextOffset: 521
-    testutil.go:509: Offset: 534, NextOffset: 768
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar foo3.txt barlink .no.prefetch.landmark baz.txt foo1.txt test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 136, NextOffset: 173
     testutil.go:509: Offset: 349, NextOffset: 386
@@ -155768,38 +157098,53 @@
     testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:509: Offset: 1009, NextOffset: 1212
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 930, NextOffset: 1884
-    testutil.go:509: Offset: 1212, NextOffset: 2166
+    testutil.go:509: Offset: 930, NextOffset: 1887
+    testutil.go:509: Offset: 1212, NextOffset: 2169
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1884, NextOffset: 1921
-    testutil.go:509: Offset: 2166, NextOffset: 2203
-    testutil.go:509: Offset: 1921, NextOffset: 1958
-    testutil.go:509: Offset: 2203, NextOffset: 2240
-    testutil.go:509: Offset: 1958, NextOffset: 1995
-    testutil.go:509: Offset: 2240, NextOffset: 2277
-    testutil.go:509: Offset: 1995, NextOffset: 2433
-    testutil.go:509: Offset: 2277, NextOffset: 2796
+    testutil.go:509: Offset: 1887, NextOffset: 1924
+    testutil.go:509: Offset: 2169, NextOffset: 2206
+    testutil.go:509: Offset: 1924, NextOffset: 1961
+    testutil.go:509: Offset: 2206, NextOffset: 2243
+    testutil.go:509: Offset: 1961, NextOffset: 1998
+    testutil.go:509: Offset: 2243, NextOffset: 2280
+    testutil.go:509: Offset: 1998, NextOffset: 2437
+    testutil.go:509: Offset: 2280, NextOffset: 2800
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 136, NextOffset: 173
+    testutil.go:509: Offset: 349, NextOffset: 386
+    testutil.go:509: Offset: 173, NextOffset: 210
+    testutil.go:509: Offset: 386, NextOffset: 423
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 423, NextOffset: 460
+    testutil.go:509: Offset: 247, NextOffset: 284
+    testutil.go:509: Offset: 460, NextOffset: 497
+    testutil.go:509: Offset: 284, NextOffset: 321
+    testutil.go:509: Offset: 497, NextOffset: 534
+    testutil.go:509: Offset: 321, NextOffset: 521
+    testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink dev bar test test2 .no.prefetch.landmark baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [barlink .no.prefetch.landmark baz.txt foo1.txt test dev test2 bar foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 136, NextOffset: 173
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 210, NextOffset: 247
     testutil.go:509: Offset: 460, NextOffset: 497
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 321
@@ -155808,34 +157153,23 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 768, NextOffset: 1009
     testutil.go:509: Offset: 521, NextOffset: 727
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1212, NextOffset: 2166
-    testutil.go:509: Offset: 930, NextOffset: 1884
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2169, NextOffset: 2206
+    testutil.go:509: Offset: 1887, NextOffset: 1924
+    testutil.go:509: Offset: 2206, NextOffset: 2243
+    testutil.go:509: Offset: 1924, NextOffset: 1961
+    testutil.go:509: Offset: 2243, NextOffset: 2280
+    testutil.go:509: Offset: 1961, NextOffset: 1998
+    testutil.go:509: Offset: 2280, NextOffset: 2800
+    testutil.go:509: Offset: 1998, NextOffset: 2437
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1009, NextOffset: 1212
-    testutil.go:509: Offset: 727, NextOffset: 930
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2166, NextOffset: 2203
-    testutil.go:509: Offset: 1884, NextOffset: 1921
-    testutil.go:509: Offset: 2203, NextOffset: 2240
-    testutil.go:509: Offset: 1921, NextOffset: 1958
-    testutil.go:509: Offset: 2240, NextOffset: 2277
-    testutil.go:509: Offset: 1958, NextOffset: 1995
-    testutil.go:509: Offset: 2277, NextOffset: 2796
-    testutil.go:509: Offset: 1995, NextOffset: 2433
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -155851,173 +157185,186 @@
     testutil.go:509: Offset: 284, NextOffset: 321
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 321, NextOffset: 521
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1009, NextOffset: 1212
+    testutil.go:509: Offset: 727, NextOffset: 930
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1212, NextOffset: 2169
+    testutil.go:509: Offset: 930, NextOffset: 1887
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo3.txt barlink test2 .no.prefetch.landmark bar test dev baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24079 48129 72210 96206]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2347
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 48129 in stargz, uncompressed length 33536
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 72210 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96206 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48129,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48129,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72210,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2347
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink test2 .no.prefetch.landmark bar test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24076 48132 72212 96211]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2138
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48132 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [3] at 72212 in stargz, uncompressed length 33124
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2138
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:2349:   [4] at 96211 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2351
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2138
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48132,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48132,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2351
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72212,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2351
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":734,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":938,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1902,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1939,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1976,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2013,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":351,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":388,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":425,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":462,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":499,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":536,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":773,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1017,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1221,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2185,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2222,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2259,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2296,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":734,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":938,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1904,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1941,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1978,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2015,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":351,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":388,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":425,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":462,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":499,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":536,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":773,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1017,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1221,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2187,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2224,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2261,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2298,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo1.txt bar barlink dev .no.prefetch.landmark foo3.txt test test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo3.txt test dev test2 foo1.txt barlink .no.prefetch.landmark baz.txt bar]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -156048,6 +157395,8 @@
     testutil.go:509: Offset: 536, NextOffset: 773
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 525, NextOffset: 734
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 773, NextOffset: 1017
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
@@ -156055,50 +157404,28 @@
     testutil.go:509: Offset: 734, NextOffset: 938
     testutil.go:509: Offset: 1017, NextOffset: 1221
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 938, NextOffset: 1902
-    testutil.go:509: Offset: 1221, NextOffset: 2185
+    testutil.go:509: Offset: 938, NextOffset: 1904
+    testutil.go:509: Offset: 1221, NextOffset: 2187
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1902, NextOffset: 1939
-    testutil.go:509: Offset: 2185, NextOffset: 2222
-    testutil.go:509: Offset: 1939, NextOffset: 1976
-    testutil.go:509: Offset: 2222, NextOffset: 2259
-    testutil.go:509: Offset: 1976, NextOffset: 2013
-    testutil.go:509: Offset: 2259, NextOffset: 2296
-    testutil.go:509: Offset: 2013, NextOffset: 2458
-    testutil.go:509: Offset: 2296, NextOffset: 2821
+    testutil.go:509: Offset: 1904, NextOffset: 1941
+    testutil.go:509: Offset: 2187, NextOffset: 2224
+    testutil.go:509: Offset: 1941, NextOffset: 1978
+    testutil.go:509: Offset: 2224, NextOffset: 2261
+    testutil.go:509: Offset: 1978, NextOffset: 2015
+    testutil.go:509: Offset: 2261, NextOffset: 2298
+    testutil.go:509: Offset: 2015, NextOffset: 2460
+    testutil.go:509: Offset: 2298, NextOffset: 2823
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink dev .no.prefetch.landmark foo3.txt test test2 baz.txt foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1221, NextOffset: 2185
-    testutil.go:509: Offset: 938, NextOffset: 1902
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2185, NextOffset: 2222
-    testutil.go:509: Offset: 1902, NextOffset: 1939
-    testutil.go:509: Offset: 2222, NextOffset: 2259
-    testutil.go:509: Offset: 1939, NextOffset: 1976
-    testutil.go:509: Offset: 2259, NextOffset: 2296
-    testutil.go:509: Offset: 1976, NextOffset: 2013
-    testutil.go:509: Offset: 2296, NextOffset: 2821
-    testutil.go:509: Offset: 2013, NextOffset: 2458
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [barlink .no.prefetch.landmark baz.txt bar foo3.txt test dev test2 foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 351, NextOffset: 388
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -156112,6 +157439,33 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 536, NextOffset: 773
     testutil.go:509: Offset: 323, NextOffset: 525
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1017, NextOffset: 1221
+    testutil.go:509: Offset: 734, NextOffset: 938
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1221, NextOffset: 2187
+    testutil.go:509: Offset: 938, NextOffset: 1904
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2187, NextOffset: 2224
+    testutil.go:509: Offset: 1904, NextOffset: 1941
+    testutil.go:509: Offset: 2224, NextOffset: 2261
+    testutil.go:509: Offset: 1941, NextOffset: 1978
+    testutil.go:509: Offset: 2261, NextOffset: 2298
+    testutil.go:509: Offset: 1978, NextOffset: 2015
+    testutil.go:509: Offset: 2298, NextOffset: 2823
+    testutil.go:509: Offset: 2015, NextOffset: 2460
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 351, NextOffset: 388
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -156128,77 +157482,54 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 773, NextOffset: 1017
     testutil.go:509: Offset: 525, NextOffset: 734
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1017, NextOffset: 1221
-    testutil.go:509: Offset: 734, NextOffset: 938
     testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24079 48129 72210 96192]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24076 48132 72212 96196]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48129 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72210 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96192 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48132 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test dev test2 foo1.txt foo3.txt .no.prefetch.landmark baz.txt bar barlink]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [3] at 72212 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96196 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48129,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48129,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72210,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo3.txt test dev test2 baz.txt foo1.txt bar barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48132,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48132,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72212,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
+    testutil.go:509: Offset: 0, NextOffset: 2161
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -156206,93 +157537,129 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt test dev test2 baz.txt foo1.txt bar barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 foo1.txt foo3.txt .no.prefetch.landmark baz.txt bar barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":523,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":730,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1893,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1930,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1967,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2004,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1013,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1217,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2176,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2287,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":523,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":730,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1894,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1931,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1968,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2005,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1013,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1217,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2177,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2288,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt test]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt test]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1894, NextOffset: 1931
+    testutil.go:509: Offset: 2177, NextOffset: 2214
+    testutil.go:509: Offset: 1931, NextOffset: 1968
+    testutil.go:509: Offset: 2214, NextOffset: 2251
+    testutil.go:509: Offset: 1968, NextOffset: 2005
+    testutil.go:509: Offset: 2251, NextOffset: 2288
+    testutil.go:509: Offset: 2005, NextOffset: 2447
+    testutil.go:509: Offset: 2288, NextOffset: 2811
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -156308,8 +157675,6 @@
     testutil.go:509: Offset: 498, NextOffset: 535
     testutil.go:509: Offset: 322, NextOffset: 523
     testutil.go:509: Offset: 535, NextOffset: 770
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 350, NextOffset: 387
@@ -156330,43 +157695,21 @@
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 730, NextOffset: 934
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24078 48128 72207 96203]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1013, NextOffset: 1217
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 934, NextOffset: 1893
-    testutil.go:509: Offset: 1217, NextOffset: 2176
+    testutil.go:509: Offset: 934, NextOffset: 1894
+    testutil.go:509: Offset: 1217, NextOffset: 2177
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1893, NextOffset: 1930
-    testutil.go:509: Offset: 2176, NextOffset: 2213
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 24078 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1930, NextOffset: 1967
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 2213, NextOffset: 2250
-    testutil.go:509: Offset: 1967, NextOffset: 2004
-    testutil.go:509: Offset: 2250, NextOffset: 2287
-    testutil.go:509: Offset: 2004, NextOffset: 2447
-    testutil.go:509: Offset: 2287, NextOffset: 2809
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test foo1.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt test bar foo3.txt barlink dev test2 .no.prefetch.landmark] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -156375,59 +157718,13 @@
     testutil.go:509: Offset: 424, NextOffset: 461
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 461, NextOffset: 498
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 498, NextOffset: 535
     testutil.go:509: Offset: 285, NextOffset: 322
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [3] at 72207 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96203 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24078,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 523
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1013
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72207,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 523, NextOffset: 730
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2176, NextOffset: 2213
-    testutil.go:509: Offset: 1893, NextOffset: 1930
-    testutil.go:509: Offset: 2213, NextOffset: 2250
-    testutil.go:509: Offset: 1930, NextOffset: 1967
-    testutil.go:509: Offset: 2250, NextOffset: 2287
-    testutil.go:509: Offset: 1967, NextOffset: 2004
-    testutil.go:509: Offset: 2287, NextOffset: 2809
-    testutil.go:509: Offset: 2004, NextOffset: 2447
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1013, NextOffset: 1217
-    testutil.go:509: Offset: 730, NextOffset: 934
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1217, NextOffset: 2176
-    testutil.go:509: Offset: 934, NextOffset: 1893
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -156441,34 +157738,62 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 523
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2148
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
+    testutil.go:509: Offset: 2177, NextOffset: 2214
+    testutil.go:509: Offset: 1894, NextOffset: 1931
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 2214, NextOffset: 2251
+    testutil.go:509: Offset: 1931, NextOffset: 1968
+    testutil.go:509: Offset: 2251, NextOffset: 2288
+    testutil.go:509: Offset: 1968, NextOffset: 2005
+    testutil.go:509: Offset: 2288, NextOffset: 2811
+    testutil.go:509: Offset: 2005, NextOffset: 2447
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1013
+    testutil.go:509: Offset: 523, NextOffset: 730
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1013, NextOffset: 1217
+    testutil.go:509: Offset: 730, NextOffset: 934
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1217, NextOffset: 2177
+    testutil.go:509: Offset: 934, NextOffset: 1894
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24076 48132 72212 96211]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48132 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72212 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96211 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48132,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48132,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72212,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2361
-    testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:509: Offset: 146, NextOffset: 2361
-    testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:509: Offset: 146, NextOffset: 2361
-    testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:509: Offset: 146, NextOffset: 2361
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [dev .no.prefetch.landmark baz.txt bar barlink test test2 foo1.txt foo3.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -156496,6 +157821,8 @@
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 2148
@@ -156509,8 +157836,27 @@
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2148
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2361
+    testutil.go:509: Offset: 0, NextOffset: 2148
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2361
+    testutil.go:509: Offset: 0, NextOffset: 2148
+    testutil.go:509: Offset: 146, NextOffset: 2361
+    testutil.go:509: Offset: 0, NextOffset: 2148
+    testutil.go:509: Offset: 146, NextOffset: 2361
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test test2 barlink dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test test2 foo1.txt foo3.txt dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
@@ -156527,17 +157873,18 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
@@ -156546,13 +157893,17 @@
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
@@ -156561,60 +157912,49 @@
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24078 48128 72207 96189]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24076 48132 72212 96196]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24078 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48128 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72207 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96189 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48132 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72212 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96196 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24078,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48128,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48132,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48128,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72207,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48132,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72212,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":139,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":213,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":527,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":735,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":941,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1911,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1948,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1985,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2022,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":352,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":389,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":426,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":463,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":500,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":537,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":775,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1019,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1225,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2195,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2232,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2269,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2306,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":139,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":213,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":527,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":735,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":941,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1913,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1950,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1987,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2024,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":352,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":389,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":426,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":463,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":500,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":537,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":775,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1019,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1225,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2197,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2234,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2271,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2308,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test dev .no.prefetch.landmark baz.txt test2 foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 941, NextOffset: 1911
-    testutil.go:509: Offset: 1225, NextOffset: 2195
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt foo3.txt barlink test2 .no.prefetch.landmark bar test dev baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1911, NextOffset: 1948
-    testutil.go:509: Offset: 2195, NextOffset: 2232
-    testutil.go:509: Offset: 1948, NextOffset: 1985
-    testutil.go:509: Offset: 2232, NextOffset: 2269
-    testutil.go:509: Offset: 1985, NextOffset: 2022
-    testutil.go:509: Offset: 2269, NextOffset: 2306
-    testutil.go:509: Offset: 2022, NextOffset: 2468
-    testutil.go:509: Offset: 2306, NextOffset: 2833
+    testutil.go:509: Offset: 1913, NextOffset: 1950
+    testutil.go:509: Offset: 2197, NextOffset: 2234
+    testutil.go:509: Offset: 1950, NextOffset: 1987
+    testutil.go:509: Offset: 2234, NextOffset: 2271
+    testutil.go:509: Offset: 1987, NextOffset: 2024
+    testutil.go:509: Offset: 2271, NextOffset: 2308
+    testutil.go:509: Offset: 2024, NextOffset: 2470
+    testutil.go:509: Offset: 2308, NextOffset: 2835
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -156624,8 +157964,6 @@
     testutil.go:509: Offset: 389, NextOffset: 426
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 426, NextOffset: 463
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 250, NextOffset: 287
     testutil.go:509: Offset: 463, NextOffset: 500
     testutil.go:509: Offset: 287, NextOffset: 324
@@ -156644,6 +157982,8 @@
     testutil.go:509: Offset: 287, NextOffset: 324
     testutil.go:509: Offset: 500, NextOffset: 537
     testutil.go:509: Offset: 324, NextOffset: 527
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 537, NextOffset: 775
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 527, NextOffset: 735
@@ -156652,44 +157992,18 @@
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 735, NextOffset: 941
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1019, NextOffset: 1225
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 775, NextOffset: 1019
-    testutil.go:509: Offset: 527, NextOffset: 735
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1019, NextOffset: 1225
-    testutil.go:509: Offset: 735, NextOffset: 941
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1225, NextOffset: 2195
-    testutil.go:509: Offset: 941, NextOffset: 1911
+    testutil.go:509: Offset: 941, NextOffset: 1913
+    testutil.go:509: Offset: 1225, NextOffset: 2197
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2195, NextOffset: 2232
-    testutil.go:509: Offset: 1911, NextOffset: 1948
-    testutil.go:509: Offset: 2232, NextOffset: 2269
-    testutil.go:509: Offset: 1948, NextOffset: 1985
-    testutil.go:509: Offset: 2269, NextOffset: 2306
-    testutil.go:509: Offset: 1985, NextOffset: 2022
-    testutil.go:509: Offset: 2306, NextOffset: 2833
-    testutil.go:509: Offset: 2022, NextOffset: 2468
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test2 .no.prefetch.landmark bar test dev baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 352, NextOffset: 389
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 139, NextOffset: 176
     testutil.go:509: Offset: 389, NextOffset: 426
     testutil.go:509: Offset: 176, NextOffset: 213
@@ -156701,8 +158015,28 @@
     testutil.go:509: Offset: 287, NextOffset: 324
     testutil.go:509: Offset: 537, NextOffset: 775
     testutil.go:509: Offset: 324, NextOffset: 527
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1019, NextOffset: 1225
+    testutil.go:509: Offset: 735, NextOffset: 941
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2197, NextOffset: 2234
+    testutil.go:509: Offset: 1913, NextOffset: 1950
+    testutil.go:509: Offset: 2234, NextOffset: 2271
+    testutil.go:509: Offset: 1950, NextOffset: 1987
+    testutil.go:509: Offset: 2271, NextOffset: 2308
+    testutil.go:509: Offset: 1987, NextOffset: 2024
+    testutil.go:509: Offset: 2308, NextOffset: 2835
+    testutil.go:509: Offset: 2024, NextOffset: 2470
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 352, NextOffset: 389
     testutil.go:509: Offset: 139, NextOffset: 176
@@ -156716,161 +158050,202 @@
     testutil.go:509: Offset: 287, NextOffset: 324
     testutil.go:509: Offset: 537, NextOffset: 775
     testutil.go:509: Offset: 324, NextOffset: 527
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 775, NextOffset: 1019
+    testutil.go:509: Offset: 527, NextOffset: 735
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1225, NextOffset: 2197
+    testutil.go:509: Offset: 941, NextOffset: 1913
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo3.txt barlink test dev baz.txt foo1.txt bar test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2382
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink test dev baz.txt foo1.txt bar test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2384
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24073 48129 72210 96209]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24080 48134 72218 96214]
-    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72218 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96214 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2384
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2171
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 48129 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72210 in stargz, uncompressed length 33124
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [4] at 96209 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48129,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72218,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48129,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72210,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt bar barlink test dev test2 .no.prefetch.landmark baz.txt foo3.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt test test2 foo1.txt barlink dev .no.prefetch.landmark baz.txt bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -156883,11 +158258,11 @@
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -156895,6 +158270,8 @@
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
@@ -156903,41 +158280,8 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 656, NextOffset: 693
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test dev test2 .no.prefetch.landmark baz.txt foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt bar foo3.txt test test2 foo1.txt barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -156949,12 +158293,6 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:509: Offset: 9145, NextOffset: 11255
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -156970,6 +158308,16 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -156977,34 +158325,41 @@
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test foo1.txt bar foo3.txt dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark bar foo3.txt test dev baz.txt foo1.txt barlink test2]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -157013,9 +158368,19 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -157026,47 +158391,28 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark baz.txt barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [foo1.txt barlink test2 .no.prefetch.landmark bar foo3.txt test dev baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -157078,9 +158424,13 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -157091,79 +158441,57 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24080 48134 72218 96200]
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 10956
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24073 48129 72210 96194]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72218 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24073 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48129 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72210 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96194 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24073,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48129,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72218,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48129,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72210,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test baz.txt dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test test2 .no.prefetch.landmark foo1.txt barlink dev baz.txt bar foo3.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -157171,6 +158499,8 @@
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 9034
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -157185,11 +158515,11 @@
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -157205,11 +158535,45 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test baz.txt dev test2 .no.prefetch.landmark foo1.txt bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 693, NextOffset: 730
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink dev baz.txt bar foo3.txt test test2 .no.prefetch.landmark foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -157218,7 +158582,6 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -157230,27 +158593,6 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:509: Offset: 9145, NextOffset: 11255
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -157265,32 +158607,26 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 730, NextOffset: 1767
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar foo3.txt test baz.txt barlink dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt dev .no.prefetch.landmark baz.txt foo1.txt barlink test test2 bar]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -157301,6 +158637,8 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -157331,9 +158669,22 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt test baz.txt barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [test2 bar foo3.txt dev .no.prefetch.landmark baz.txt foo1.txt barlink test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -157346,18 +158697,13 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -157366,58 +158712,80 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24080 48134 72218 96214]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24078 48138 72221 96220]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72218 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96214 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24078 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 48138 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72221 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96220 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt dev test2 bar foo3.txt barlink test]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24078,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48138,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72218,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48138,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72221,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark barlink dev test2 baz.txt foo1.txt bar foo3.txt test]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
@@ -157427,6 +158795,8 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 9034, NextOffset: 9071
     testutil.go:509: Offset: 10147, NextOffset: 10184
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 9071, NextOffset: 9108
     testutil.go:509: Offset: 10184, NextOffset: 10221
     testutil.go:509: Offset: 9108, NextOffset: 9145
@@ -157434,11 +158804,11 @@
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -157467,30 +158837,27 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt test .no.prefetch.landmark barlink dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt dev test2 bar foo3.txt barlink test .no.prefetch.landmark] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10258, NextOffset: 12424
+    testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
@@ -157500,12 +158867,21 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
@@ -157515,54 +158891,48 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10258, NextOffset: 12424
-    testutil.go:509: Offset: 9145, NextOffset: 11255
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt test dev test2 baz.txt barlink .no.prefetch.landmark]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt bar test .no.prefetch.landmark baz.txt foo3.txt barlink dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -157573,61 +158943,48 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt test dev test2 baz.txt barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar test .no.prefetch.landmark baz.txt foo3.txt barlink dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -157649,11 +159006,17 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -157662,50 +159025,15 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24080 48134 72218 96200]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72218 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96200 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72218,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink baz.txt test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -157728,15 +159056,13 @@
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
@@ -157749,34 +159075,39 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink baz.txt test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24078 48138 72221 96205]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 24078 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 10147, NextOffset: 10184
@@ -157786,22 +159117,71 @@
     testutil.go:509: Offset: 10221, NextOffset: 10258
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 12424
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 48138 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [3] at 72221 in stargz, uncompressed length 32000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 693, NextOffset: 730
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:2349:   [4] at 96205 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 730, NextOffset: 1767
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24078,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48138,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48138,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72221,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 582, NextOffset: 619
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
@@ -157811,13 +159191,14 @@
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt foo3.txt barlink test dev .no.prefetch.landmark bar test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt bar barlink test dev test2 .no.prefetch.landmark baz.txt foo3.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -157830,11 +159211,11 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -157850,6 +159231,8 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -157876,12 +159259,19 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev .no.prefetch.landmark bar test2 baz.txt foo1.txt foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt foo1.txt bar barlink test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -157890,18 +159280,19 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -157910,77 +159301,31 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24079 48133 72216 96212]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48133 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72216 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96212 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48133,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48133,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72216,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt foo3.txt test test2 .no.prefetch.landmark baz.txt bar barlink dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 12106
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12217, NextOffset: 16375
-    testutil.go:509: Offset: 13330, NextOffset: 17544
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test test2 barlink dev]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -158004,8 +159349,6 @@
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
@@ -158025,8 +159368,29 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12217, NextOffset: 16375
+    testutil.go:509: Offset: 13330, NextOffset: 17544
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink dev foo1.txt foo3.txt test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test test2 barlink dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -158040,21 +159404,14 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:509: Offset: 3881, NextOffset: 12106
@@ -158084,19 +159441,34 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24078 48138 72221 96220]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 24078 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48138 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72221 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96220 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24078,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48138,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48138,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72221,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar foo3.txt dev test2 barlink test .no.prefetch.landmark baz.txt foo1.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar barlink dev test2 .no.prefetch.landmark foo3.txt test]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
@@ -158112,10 +159484,8 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -158151,8 +159521,27 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev test2 barlink test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark foo3.txt test baz.txt foo1.txt bar barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
@@ -158174,15 +159563,13 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -158198,56 +159585,16 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24079 48133 72216 96198]
-    testutil.go:2330: got gzip streams:
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48133 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72216 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96198 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48133,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48133,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72216,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar foo3.txt barlink test .no.prefetch.landmark baz.txt dev test2 foo1.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 12106
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo3.txt dev test2 baz.txt foo1.txt bar barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -158261,10 +159608,10 @@
     testutil.go:509: Offset: 13330, NextOffset: 17544
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -158296,8 +159643,26 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test .no.prefetch.landmark baz.txt dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink test .no.prefetch.landmark foo3.txt dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -158313,6 +159678,19 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
@@ -158321,9 +159699,6 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -158336,59 +159711,66 @@
     testutil.go:509: Offset: 12180, NextOffset: 12217
     testutil.go:509: Offset: 13330, NextOffset: 17544
     testutil.go:509: Offset: 12217, NextOffset: 16375
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24078 48138 72221 96205]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24078 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48138 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [3] at 72221 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96205 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24078,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48138,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48138,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72221,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 bar foo3.txt .no.prefetch.landmark baz.txt foo1.txt barlink test dev]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar dev test2 baz.txt foo3.txt barlink test .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
@@ -158399,21 +159781,13 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
@@ -158423,12 +159797,24 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt .no.prefetch.landmark baz.txt foo1.txt barlink test dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test .no.prefetch.landmark foo1.txt bar dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
@@ -158437,80 +159823,49 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24079 48131 72214 96210]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16076
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 48131 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72214 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96210 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48131,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48131,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72214,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt foo3.txt barlink test test2 .no.prefetch.landmark bar dev baz.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test test2 .no.prefetch.landmark bar foo3.txt barlink dev baz.txt foo1.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -158524,10 +159879,10 @@
     testutil.go:509: Offset: 13330, NextOffset: 17544
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -158561,8 +159916,6 @@
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
@@ -158571,7 +159924,24 @@
     testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test test2 .no.prefetch.landmark bar dev baz.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [foo1.txt test test2 .no.prefetch.landmark bar foo3.txt barlink dev baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:509: Offset: 3881, NextOffset: 12106
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -158588,10 +159958,8 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:509: Offset: 3881, NextOffset: 12106
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -158615,29 +159983,56 @@
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24077 48136 72217 96216]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48136 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72217 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96216 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48136,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48136,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72217,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test dev test2 .no.prefetch.landmark foo3.txt baz.txt foo1.txt bar barlink]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
@@ -158651,38 +160046,39 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink test dev test2 .no.prefetch.landmark foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
@@ -158694,17 +160090,14 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -158716,36 +160109,20 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24079 48131 72214 96196]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
@@ -158753,48 +160130,46 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48131 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72214 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96196 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48131,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48131,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72214,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt barlink dev .no.prefetch.landmark foo1.txt bar foo3.txt test test2]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo3.txt barlink test dev foo1.txt bar test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12217, NextOffset: 16375
+    testutil.go:509: Offset: 13330, NextOffset: 17544
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24077 48136 72217 96201]
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -158807,7 +160182,12 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1787, NextOffset: 2852
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -158823,6 +160203,9 @@
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 24077 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
@@ -158832,44 +160215,37 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12217, NextOffset: 16375
-    testutil.go:509: Offset: 13330, NextOffset: 17544
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt test test2 baz.txt barlink dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink test dev foo1.txt bar test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:509: Offset: 3881, NextOffset: 12106
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13330, NextOffset: 17544
-    testutil.go:509: Offset: 12217, NextOffset: 16375
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 48136 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 72217 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96201 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24077,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48136,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48136,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72217,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
@@ -158893,23 +160269,35 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13330, NextOffset: 17544
+    testutil.go:509: Offset: 12217, NextOffset: 16375
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo1.txt foo3.txt dev baz.txt bar barlink test test2]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark bar foo3.txt test dev test2 baz.txt foo1.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -158924,8 +160312,6 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
@@ -158943,6 +160329,8 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -158963,47 +160351,41 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt dev baz.txt bar barlink test test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt barlink .no.prefetch.landmark bar foo3.txt test dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -159015,6 +160397,12 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -159031,28 +160419,32 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24079 48131 72214 96210]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48131 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72214 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96210 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48131,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48131,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72214,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test bar foo3.txt dev test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark bar foo3.txt barlink dev test2 baz.txt foo1.txt test]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -159080,67 +160472,32 @@
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 619, NextOffset: 656
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24079 48132 72213 96212]
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1787, NextOffset: 2852
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9145, NextOffset: 11255
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 10258, NextOffset: 12424
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt barlink test bar foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10258, NextOffset: 12424
-    testutil.go:509: Offset: 9145, NextOffset: 11255
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt barlink dev test2 baz.txt foo1.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -159149,15 +160506,19 @@
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 730, NextOffset: 1767
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -159166,6 +160527,10 @@
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 48132 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
@@ -159174,28 +160539,52 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev barlink test test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10258, NextOffset: 12424
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [3] at 72213 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96212 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 9145, NextOffset: 11255
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "bar" vs "bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48132,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48132,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72213,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt test dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -159217,6 +160606,8 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -159239,9 +160630,11 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev barlink test test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -159249,29 +160642,25 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt test dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -159283,6 +160672,12 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -159294,54 +160689,37 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24079 48131 72214 96196]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48131 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72214 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96196 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48131,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48131,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72214,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24079 48132 72213 96197]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [dev test2 baz.txt foo1.txt test .no.prefetch.landmark bar foo3.txt barlink]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9145, NextOffset: 11255
-    testutil.go:509: Offset: 10258, NextOffset: 12424
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt barlink foo1.txt bar foo3.txt test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
@@ -159366,18 +160744,25 @@
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 656, NextOffset: 693
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 48132 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:395: Comparing: "bar" vs "bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [3] at 72213 in stargz, uncompressed length 32000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 2824, NextOffset: 3881
@@ -159386,38 +160771,33 @@
     testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [4] at 96197 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48132,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48132,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72213,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt test .no.prefetch.landmark bar foo3.txt barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:401: Directory: "" vs "": [barlink foo1.txt bar foo3.txt test dev test2 .no.prefetch.landmark baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -159431,9 +160811,18 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -159445,19 +160834,37 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt .no.prefetch.landmark barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -159466,58 +160873,69 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar test2 foo3.txt barlink test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -159526,12 +160944,8 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
@@ -159550,13 +160964,11 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -159571,29 +160983,17 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24076 48129 72213 96209]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48129 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72213 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96209 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48129,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48129,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72213,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo3.txt barlink .no.prefetch.landmark foo1.txt bar test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -159607,11 +161007,11 @@
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -159619,8 +161019,6 @@
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
@@ -159650,25 +161048,17 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar test dev test2 baz.txt foo3.txt barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:401: Directory: "" vs "": [barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 10147, NextOffset: 10184
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24079 48132 72213 96212]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 9034, NextOffset: 9071
     testutil.go:509: Offset: 10184, NextOffset: 10221
     testutil.go:509: Offset: 9071, NextOffset: 9108
@@ -159678,16 +161068,17 @@
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1639, NextOffset: 1676
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
@@ -159697,6 +161088,19 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -159704,36 +161108,35 @@
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 48132 in stargz, uncompressed length 33536
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+    testutil.go:2349:   [3] at 72213 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96212 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48132,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48132,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72213,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [barlink test2 foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo3.txt barlink .no.prefetch.landmark foo1.txt bar test dev test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -159758,11 +161161,11 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -159778,11 +161181,8 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test2 foo3.txt test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -159791,11 +161191,19 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink .no.prefetch.landmark foo1.txt bar test dev test2 baz.txt foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "test" vs "test"
@@ -159808,13 +161216,17 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -159828,62 +161240,31 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24076 48129 72213 96195]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48129 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72213 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96195 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48129,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48129,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72213,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 .no.prefetch.landmark bar foo3.txt test baz.txt foo1.txt barlink dev]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar foo3.txt barlink test2 .no.prefetch.landmark foo1.txt test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
@@ -159920,8 +161301,29 @@
     testutil.go:509: Offset: 10221, NextOffset: 10258
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:509: Offset: 10258, NextOffset: 12424
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt barlink dev test2 .no.prefetch.landmark bar foo3.txt test baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt test dev baz.txt bar foo3.txt barlink test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -159935,18 +161337,19 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -159960,14 +161363,9 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -159979,56 +161377,82 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24079 48132 72213 96197]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48132 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72213 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96197 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48132,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48132,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72213,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test dev baz.txt bar foo3.txt test2 .no.prefetch.landmark foo1.txt barlink]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar foo3.txt dev test2 baz.txt foo1.txt barlink test .no.prefetch.landmark]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -160039,65 +161463,59 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt dev test2 baz.txt foo1.txt barlink test .no.prefetch.landmark bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink test dev baz.txt bar foo3.txt test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -160107,41 +161525,15 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24081 48137 72223 96219]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24081 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48137 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72223 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24081,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48137,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48137,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72223,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1082,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1153,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1190,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1264,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1082,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1153,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1190,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1264,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt bar test dev test2 foo1.txt foo3.txt barlink]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 493, NextOffset: 597
-    testutil.go:509: Offset: 675, NextOffset: 779
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 597, NextOffset: 971
-    testutil.go:509: Offset: 779, NextOffset: 1153
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt bar foo3.txt .no.prefetch.landmark foo1.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -160151,14 +161543,14 @@
     testutil.go:509: Offset: 1190, NextOffset: 1227
     testutil.go:509: Offset: 1045, NextOffset: 1082
     testutil.go:509: Offset: 1227, NextOffset: 1264
-    testutil.go:509: Offset: 1082, NextOffset: 1312
-    testutil.go:509: Offset: 1264, NextOffset: 1590
+    testutil.go:509: Offset: 1082, NextOffset: 1311
+    testutil.go:509: Offset: 1264, NextOffset: 1591
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -160190,27 +161582,21 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 386, NextOffset: 493
     testutil.go:509: Offset: 533, NextOffset: 675
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 foo1.txt foo3.txt barlink .no.prefetch.landmark baz.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 98, NextOffset: 135
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 323, NextOffset: 360
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 397, NextOffset: 533
-    testutil.go:509: Offset: 283, NextOffset: 386
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 675, NextOffset: 779
     testutil.go:509: Offset: 493, NextOffset: 597
+    testutil.go:509: Offset: 675, NextOffset: 779
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 597, NextOffset: 971
+    testutil.go:509: Offset: 779, NextOffset: 1153
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink test dev test2 baz.txt bar foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 533, NextOffset: 675
+    testutil.go:509: Offset: 386, NextOffset: 493
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -160220,8 +161606,8 @@
     testutil.go:509: Offset: 1008, NextOffset: 1045
     testutil.go:509: Offset: 1227, NextOffset: 1264
     testutil.go:509: Offset: 1045, NextOffset: 1082
-    testutil.go:509: Offset: 1264, NextOffset: 1590
-    testutil.go:509: Offset: 1082, NextOffset: 1312
+    testutil.go:509: Offset: 1264, NextOffset: 1591
+    testutil.go:509: Offset: 1082, NextOffset: 1311
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -160243,86 +161629,155 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 533, NextOffset: 675
-    testutil.go:509: Offset: 386, NextOffset: 493
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 98, NextOffset: 135
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 323, NextOffset: 360
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 397, NextOffset: 533
+    testutil.go:509: Offset: 283, NextOffset: 386
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 675, NextOffset: 779
+    testutil.go:509: Offset: 493, NextOffset: 597
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 779, NextOffset: 1153
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24078 48133 72213 96212]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 597, NextOffset: 971
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 24078 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 48133 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72213 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96212 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24078,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48133,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48133,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72213,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink test .no.prefetch.landmark baz.txt foo3.txt dev test2 foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test dev test2 .no.prefetch.landmark barlink baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt test dev test2 .no.prefetch.landmark barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 106, NextOffset: 1063
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test .no.prefetch.landmark baz.txt foo3.txt dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -160330,92 +161785,33 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24081 48137 72223 96205]
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24078 48133 72213 96197]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24081 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48137 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72223 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96205 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24081,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48137,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48137,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72223,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000
+    testutil.go:2349:   [1] at 24078 in stargz, uncompressed length 32512
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1019,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1056,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1093,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1162,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1199,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1273,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1019,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1056,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1093,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1162,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1199,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1273,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo1.txt foo3.txt barlink .no.prefetch.landmark bar test dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 390, NextOffset: 499
-    testutil.go:509: Offset: 536, NextOffset: 679
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 499, NextOffset: 605
-    testutil.go:509: Offset: 679, NextOffset: 785
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink test dev test2 bar .no.prefetch.landmark baz.txt foo1.txt foo3.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 605, NextOffset: 982
     testutil.go:509: Offset: 785, NextOffset: 1162
@@ -160424,19 +161820,22 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 982, NextOffset: 1019
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 48133 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1162, NextOffset: 1199
     testutil.go:509: Offset: 1019, NextOffset: 1056
     testutil.go:509: Offset: 1199, NextOffset: 1236
     testutil.go:509: Offset: 1056, NextOffset: 1093
     testutil.go:509: Offset: 1236, NextOffset: 1273
-    testutil.go:509: Offset: 1093, NextOffset: 1325
-    testutil.go:509: Offset: 1273, NextOffset: 1604
+    testutil.go:509: Offset: 1093, NextOffset: 1324
+    testutil.go:509: Offset: 1273, NextOffset: 1603
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -160448,14 +161847,39 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 210, NextOffset: 247
     testutil.go:509: Offset: 323, NextOffset: 360
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 72213 in stargz, uncompressed length 32000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 247, NextOffset: 284
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:2349:   [4] at 96197 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 360, NextOffset: 397
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 284, NextOffset: 390
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24078,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 397, NextOffset: 536
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48133,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48133,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72213,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 136, NextOffset: 173
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 286, NextOffset: 323
@@ -160465,16 +161889,16 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:509: Offset: 397, NextOffset: 536
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 390, NextOffset: 499
+    testutil.go:509: Offset: 536, NextOffset: 679
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 499, NextOffset: 605
+    testutil.go:509: Offset: 679, NextOffset: 785
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink .no.prefetch.landmark bar test dev test2 baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev test2 bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -160488,6 +161912,32 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:509: Offset: 284, NextOffset: 390
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 679
+    testutil.go:509: Offset: 390, NextOffset: 499
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 785, NextOffset: 1162
+    testutil.go:509: Offset: 605, NextOffset: 982
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1162, NextOffset: 1199
+    testutil.go:509: Offset: 982, NextOffset: 1019
+    testutil.go:509: Offset: 1199, NextOffset: 1236
+    testutil.go:509: Offset: 1019, NextOffset: 1056
+    testutil.go:509: Offset: 1236, NextOffset: 1273
+    testutil.go:509: Offset: 1056, NextOffset: 1093
+    testutil.go:509: Offset: 1273, NextOffset: 1603
+    testutil.go:509: Offset: 1093, NextOffset: 1324
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -160501,199 +161951,195 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:509: Offset: 284, NextOffset: 390
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 679
-    testutil.go:509: Offset: 390, NextOffset: 499
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 785, NextOffset: 1162
-    testutil.go:509: Offset: 605, NextOffset: 982
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 679, NextOffset: 785
     testutil.go:509: Offset: 499, NextOffset: 605
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1162, NextOffset: 1199
-    testutil.go:509: Offset: 982, NextOffset: 1019
-    testutil.go:509: Offset: 1199, NextOffset: 1236
-    testutil.go:509: Offset: 1019, NextOffset: 1056
-    testutil.go:509: Offset: 1236, NextOffset: 1273
-    testutil.go:509: Offset: 1056, NextOffset: 1093
-    testutil.go:509: Offset: 1273, NextOffset: 1604
-    testutil.go:509: Offset: 1093, NextOffset: 1325
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt foo3.txt test test2 .no.prefetch.landmark bar barlink dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt barlink dev baz.txt bar foo3.txt test test2]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24081 48137 72223 96219]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1073
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 24081 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48137 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72223 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24081,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48137,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48137,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72223,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt test test2 .no.prefetch.landmark bar barlink dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink dev baz.txt bar foo3.txt test test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24080 48141 72226 96225]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48141 in stargz, uncompressed length 33536
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1165,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1202,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1239,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1276,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":981,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1018,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1055,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1160,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1197,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1271,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt bar barlink dev test2 foo1.txt foo3.txt test]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [barlink test .no.prefetch.landmark foo1.txt dev test2 baz.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 388, NextOffset: 498
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [3] at 72226 in stargz, uncompressed length 33124
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 534, NextOffset: 677
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [4] at 96225 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 498, NextOffset: 603
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48141,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48141,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72226,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 677, NextOffset: 782
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 603, NextOffset: 981
+    testutil.go:509: Offset: 782, NextOffset: 1160
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 986, NextOffset: 1023
-    testutil.go:509: Offset: 1165, NextOffset: 1202
-    testutil.go:509: Offset: 1023, NextOffset: 1060
-    testutil.go:509: Offset: 1202, NextOffset: 1239
-    testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1239, NextOffset: 1276
-    testutil.go:509: Offset: 1097, NextOffset: 1326
-    testutil.go:509: Offset: 1276, NextOffset: 1603
+    testutil.go:509: Offset: 981, NextOffset: 1018
+    testutil.go:509: Offset: 1160, NextOffset: 1197
+    testutil.go:509: Offset: 1018, NextOffset: 1055
+    testutil.go:509: Offset: 1197, NextOffset: 1234
+    testutil.go:509: Offset: 1055, NextOffset: 1092
+    testutil.go:509: Offset: 1234, NextOffset: 1271
+    testutil.go:509: Offset: 1092, NextOffset: 1321
+    testutil.go:509: Offset: 1271, NextOffset: 1598
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -160728,30 +162174,8 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 284, NextOffset: 388
     testutil.go:509: Offset: 397, NextOffset: 534
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 388, NextOffset: 498
-    testutil.go:509: Offset: 534, NextOffset: 677
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 498, NextOffset: 603
-    testutil.go:509: Offset: 677, NextOffset: 782
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 603, NextOffset: 986
-    testutil.go:509: Offset: 782, NextOffset: 1165
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink dev test2 foo1.txt foo3.txt test .no.prefetch.landmark baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1165, NextOffset: 1202
-    testutil.go:509: Offset: 986, NextOffset: 1023
-    testutil.go:509: Offset: 1202, NextOffset: 1239
-    testutil.go:509: Offset: 1023, NextOffset: 1060
-    testutil.go:509: Offset: 1239, NextOffset: 1276
-    testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1276, NextOffset: 1603
-    testutil.go:509: Offset: 1097, NextOffset: 1326
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test .no.prefetch.landmark foo1.txt dev test2 baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -160770,13 +162194,30 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 677, NextOffset: 782
     testutil.go:509: Offset: 498, NextOffset: 603
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 782, NextOffset: 1160
+    testutil.go:509: Offset: 603, NextOffset: 981
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1160, NextOffset: 1197
+    testutil.go:509: Offset: 981, NextOffset: 1018
+    testutil.go:509: Offset: 1197, NextOffset: 1234
+    testutil.go:509: Offset: 1018, NextOffset: 1055
+    testutil.go:509: Offset: 1234, NextOffset: 1271
+    testutil.go:509: Offset: 1055, NextOffset: 1092
+    testutil.go:509: Offset: 1271, NextOffset: 1598
+    testutil.go:509: Offset: 1092, NextOffset: 1321
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 534, NextOffset: 677
+    testutil.go:509: Offset: 388, NextOffset: 498
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -160792,167 +162233,159 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 534, NextOffset: 677
-    testutil.go:509: Offset: 388, NextOffset: 498
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 782, NextOffset: 1165
-    testutil.go:509: Offset: 603, NextOffset: 986
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24081 48137 72223 96205]
-    testutil.go:2330: got gzip streams:
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24081 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48137 in stargz, uncompressed length 33536
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 72223 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96205 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24081,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48137,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48137,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72223,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo1.txt foo3.txt barlink .no.prefetch.landmark bar test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 foo1.txt dev .no.prefetch.landmark baz.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test test2 foo1.txt dev .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar test dev test2 baz.txt foo1.txt foo3.txt barlink .no.prefetch.landmark] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24080 48141 72226 96210]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 48141 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72226 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96210 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48141,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48141,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72226,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink dev bar test test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt bar foo3.txt test dev baz.txt barlink test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -160962,10 +162395,10 @@
     testutil.go:509: Offset: 1203, NextOffset: 1240
     testutil.go:509: Offset: 1060, NextOffset: 1097
     testutil.go:509: Offset: 1240, NextOffset: 1277
-    testutil.go:509: Offset: 1097, NextOffset: 1330
-    testutil.go:509: Offset: 1277, NextOffset: 1609
+    testutil.go:509: Offset: 1097, NextOffset: 1329
+    testutil.go:509: Offset: 1277, NextOffset: 1611
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -161011,19 +162444,18 @@
     testutil.go:509: Offset: 786, NextOffset: 1166
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink dev bar test test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "" vs "": [foo3.txt test dev baz.txt barlink test2 .no.prefetch.landmark foo1.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:509: Offset: 390, NextOffset: 500
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 680, NextOffset: 786
     testutil.go:509: Offset: 500, NextOffset: 606
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 786, NextOffset: 1166
+    testutil.go:509: Offset: 606, NextOffset: 986
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -161033,10 +162465,14 @@
     testutil.go:509: Offset: 1023, NextOffset: 1060
     testutil.go:509: Offset: 1240, NextOffset: 1277
     testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1277, NextOffset: 1609
-    testutil.go:509: Offset: 1097, NextOffset: 1330
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 1277, NextOffset: 1611
+    testutil.go:509: Offset: 1097, NextOffset: 1329
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -161050,6 +162486,9 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -161063,45 +162502,14 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 680
-    testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 786, NextOffset: 1166
-    testutil.go:509: Offset: 606, NextOffset: 986
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24080 48136 72220 96216]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48136 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72220 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96216 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48136,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48136,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72220,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink test dev foo1.txt test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1080
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1080
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar barlink test2 .no.prefetch.landmark baz.txt foo3.txt test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -161112,12 +162520,12 @@
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -161143,6 +162551,8 @@
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
@@ -161153,13 +162563,28 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:509: Offset: 106, NextOffset: 1080
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink test dev foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test2 .no.prefetch.landmark baz.txt foo3.txt test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
@@ -161168,44 +162593,29 @@
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
@@ -161214,65 +162624,68 @@
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24080 48136 72220 96202]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24080 48141 72226 96225]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
     testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48136 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72220 in stargz, uncompressed length 32000
+    testutil.go:2349:   [2] at 48141 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72226 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96225 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48141,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48141,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72226,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1080,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1117,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1191,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1262,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1299,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1336,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1373,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1087,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1124,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1161,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1198,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1269,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1306,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1343,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1380,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar dev baz.txt foo1.txt foo3.txt barlink test test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo1.txt bar barlink dev baz.txt foo3.txt test test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 386, NextOffset: 493
     testutil.go:509: Offset: 533, NextOffset: 675
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [4] at 96202 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48136,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48136,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72220,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 493, NextOffset: 597
     testutil.go:509: Offset: 675, NextOffset: 779
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 597, NextOffset: 1080
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 779, NextOffset: 1262
+    testutil.go:509: Offset: 597, NextOffset: 1087
+    testutil.go:509: Offset: 779, NextOffset: 1269
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1080, NextOffset: 1117
-    testutil.go:509: Offset: 1262, NextOffset: 1299
-    testutil.go:509: Offset: 1117, NextOffset: 1154
-    testutil.go:509: Offset: 1299, NextOffset: 1336
-    testutil.go:509: Offset: 1154, NextOffset: 1191
-    testutil.go:509: Offset: 1336, NextOffset: 1373
-    testutil.go:509: Offset: 1191, NextOffset: 1533
-    testutil.go:509: Offset: 1373, NextOffset: 1805
+    testutil.go:509: Offset: 1087, NextOffset: 1124
+    testutil.go:509: Offset: 1269, NextOffset: 1306
+    testutil.go:509: Offset: 1124, NextOffset: 1161
+    testutil.go:509: Offset: 1306, NextOffset: 1343
+    testutil.go:509: Offset: 1161, NextOffset: 1198
+    testutil.go:509: Offset: 1343, NextOffset: 1380
+    testutil.go:509: Offset: 1198, NextOffset: 1541
+    testutil.go:509: Offset: 1380, NextOffset: 1814
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -161302,21 +162715,27 @@
     testutil.go:509: Offset: 283, NextOffset: 386
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test test2 .no.prefetch.landmark bar dev baz.txt foo1.txt foo3.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink dev baz.txt foo3.txt test test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 533, NextOffset: 675
+    testutil.go:509: Offset: 386, NextOffset: 493
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 675, NextOffset: 779
     testutil.go:509: Offset: 493, NextOffset: 597
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 98, NextOffset: 135
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 286, NextOffset: 323
@@ -161327,24 +162746,20 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 533, NextOffset: 675
-    testutil.go:509: Offset: 386, NextOffset: 493
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 779, NextOffset: 1262
-    testutil.go:509: Offset: 597, NextOffset: 1080
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 779, NextOffset: 1269
+    testutil.go:509: Offset: 597, NextOffset: 1087
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1262, NextOffset: 1299
-    testutil.go:509: Offset: 1080, NextOffset: 1117
-    testutil.go:509: Offset: 1299, NextOffset: 1336
-    testutil.go:509: Offset: 1117, NextOffset: 1154
-    testutil.go:509: Offset: 1336, NextOffset: 1373
-    testutil.go:509: Offset: 1154, NextOffset: 1191
-    testutil.go:509: Offset: 1373, NextOffset: 1805
-    testutil.go:509: Offset: 1191, NextOffset: 1533
+    testutil.go:509: Offset: 1269, NextOffset: 1306
+    testutil.go:509: Offset: 1087, NextOffset: 1124
+    testutil.go:509: Offset: 1306, NextOffset: 1343
+    testutil.go:509: Offset: 1124, NextOffset: 1161
+    testutil.go:509: Offset: 1343, NextOffset: 1380
+    testutil.go:509: Offset: 1161, NextOffset: 1198
+    testutil.go:509: Offset: 1380, NextOffset: 1814
+    testutil.go:509: Offset: 1198, NextOffset: 1541
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -161361,40 +162776,39 @@
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar barlink test2 baz.txt foo3.txt test dev .no.prefetch.landmark foo1.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar barlink test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
+    testutil.go:509: Offset: 0, NextOffset: 1182
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -161402,121 +162816,132 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test dev .no.prefetch.landmark foo1.txt bar barlink test2 baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test2 foo1.txt foo3.txt test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
     testutil.go:395: Comparing: "dev" vs "dev"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24080 48141 72226 96210]
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=64000
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24082 48133 72217 96213]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24082 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48133 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72217 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96213 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48141 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
+    testutil.go:2349:   [3] at 72226 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96210 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24082,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48133,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48141,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48133,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72217,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48141,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72226,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1090,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1127,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1164,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1201,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1270,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1307,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1344,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1381,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1095,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1132,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1169,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1206,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1275,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1312,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1349,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1386,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 .no.prefetch.landmark baz.txt foo3.txt barlink dev foo1.txt bar test]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo3.txt test .no.prefetch.landmark barlink dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 212, NextOffset: 249
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 136, NextOffset: 173
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 173, NextOffset: 210
@@ -161549,28 +162974,37 @@
     testutil.go:509: Offset: 499, NextOffset: 605
     testutil.go:509: Offset: 679, NextOffset: 785
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 605, NextOffset: 1090
-    testutil.go:509: Offset: 785, NextOffset: 1270
+    testutil.go:509: Offset: 605, NextOffset: 1095
+    testutil.go:509: Offset: 785, NextOffset: 1275
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1090, NextOffset: 1127
-    testutil.go:509: Offset: 1270, NextOffset: 1307
-    testutil.go:509: Offset: 1127, NextOffset: 1164
-    testutil.go:509: Offset: 1307, NextOffset: 1344
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 1344, NextOffset: 1381
-    testutil.go:509: Offset: 1201, NextOffset: 1545
-    testutil.go:509: Offset: 1381, NextOffset: 1817
+    testutil.go:509: Offset: 1095, NextOffset: 1132
+    testutil.go:509: Offset: 1275, NextOffset: 1312
+    testutil.go:509: Offset: 1132, NextOffset: 1169
+    testutil.go:509: Offset: 1312, NextOffset: 1349
+    testutil.go:509: Offset: 1169, NextOffset: 1206
+    testutil.go:509: Offset: 1349, NextOffset: 1386
+    testutil.go:509: Offset: 1206, NextOffset: 1552
+    testutil.go:509: Offset: 1386, NextOffset: 1825
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt test .no.prefetch.landmark barlink dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink dev foo1.txt bar test test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -161584,37 +163018,6 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:509: Offset: 284, NextOffset: 390
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 785, NextOffset: 1270
-    testutil.go:509: Offset: 605, NextOffset: 1090
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 679
-    testutil.go:509: Offset: 390, NextOffset: 499
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 679, NextOffset: 785
-    testutil.go:509: Offset: 499, NextOffset: 605
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1270, NextOffset: 1307
-    testutil.go:509: Offset: 1090, NextOffset: 1127
-    testutil.go:509: Offset: 1307, NextOffset: 1344
-    testutil.go:509: Offset: 1127, NextOffset: 1164
-    testutil.go:509: Offset: 1344, NextOffset: 1381
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 1381, NextOffset: 1817
-    testutil.go:509: Offset: 1201, NextOffset: 1545
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -161628,176 +163031,201 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:509: Offset: 284, NextOffset: 390
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 679
+    testutil.go:509: Offset: 390, NextOffset: 499
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 679, NextOffset: 785
+    testutil.go:509: Offset: 499, NextOffset: 605
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 785, NextOffset: 1275
+    testutil.go:509: Offset: 605, NextOffset: 1095
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1275, NextOffset: 1312
+    testutil.go:509: Offset: 1095, NextOffset: 1132
+    testutil.go:509: Offset: 1312, NextOffset: 1349
+    testutil.go:509: Offset: 1132, NextOffset: 1169
+    testutil.go:509: Offset: 1349, NextOffset: 1386
+    testutil.go:509: Offset: 1169, NextOffset: 1206
+    testutil.go:509: Offset: 1386, NextOffset: 1825
+    testutil.go:509: Offset: 1206, NextOffset: 1552
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt bar foo3.txt barlink dev .no.prefetch.landmark foo1.txt test test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt bar .no.prefetch.landmark foo3.txt barlink test dev test2 baz.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
+    testutil.go:509: Offset: 0, NextOffset: 1191
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1304
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24079 48140 72224 96223]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt test test2 baz.txt bar foo3.txt barlink dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 48140 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1304
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 72224 in stargz, uncompressed length 33124
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1191
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [4] at 96223 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "bar" vs "bar"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48140,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1304
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48140,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72224,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1191
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24082 48133 72217 96199]
-    testutil.go:2330: got gzip streams:
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24082 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48133 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72217 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96199 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24082,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48133,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48133,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72217,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1089,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1126,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1163,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1200,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1268,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1305,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1342,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1379,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1097,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1134,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1171,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1208,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1276,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1313,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1350,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1387,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink baz.txt foo1.txt bar test dev test2 .no.prefetch.landmark foo3.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 99, NextOffset: 136
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 136, NextOffset: 173
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 173, NextOffset: 210
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 323, NextOffset: 360
-    testutil.go:509: Offset: 247, NextOffset: 284
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 284, NextOffset: 388
-    testutil.go:509: Offset: 397, NextOffset: 534
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 .no.prefetch.landmark foo3.txt barlink dev baz.txt foo1.txt bar test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 212, NextOffset: 249
@@ -161820,28 +163248,43 @@
     testutil.go:509: Offset: 498, NextOffset: 603
     testutil.go:509: Offset: 677, NextOffset: 782
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 603, NextOffset: 1089
-    testutil.go:509: Offset: 782, NextOffset: 1268
+    testutil.go:509: Offset: 603, NextOffset: 1097
+    testutil.go:509: Offset: 782, NextOffset: 1276
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1089, NextOffset: 1126
-    testutil.go:509: Offset: 1268, NextOffset: 1305
-    testutil.go:509: Offset: 1126, NextOffset: 1163
-    testutil.go:509: Offset: 1305, NextOffset: 1342
-    testutil.go:509: Offset: 1163, NextOffset: 1200
-    testutil.go:509: Offset: 1342, NextOffset: 1379
-    testutil.go:509: Offset: 1200, NextOffset: 1545
-    testutil.go:509: Offset: 1379, NextOffset: 1814
+    testutil.go:509: Offset: 1097, NextOffset: 1134
+    testutil.go:509: Offset: 1276, NextOffset: 1313
+    testutil.go:509: Offset: 1134, NextOffset: 1171
+    testutil.go:509: Offset: 1313, NextOffset: 1350
+    testutil.go:509: Offset: 1171, NextOffset: 1208
+    testutil.go:509: Offset: 1350, NextOffset: 1387
+    testutil.go:509: Offset: 1208, NextOffset: 1554
+    testutil.go:509: Offset: 1387, NextOffset: 1824
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 99, NextOffset: 136
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 136, NextOffset: 173
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 173, NextOffset: 210
+    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 323, NextOffset: 360
+    testutil.go:509: Offset: 247, NextOffset: 284
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 284, NextOffset: 388
+    testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar test dev test2 .no.prefetch.landmark foo3.txt barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar test test2 .no.prefetch.landmark foo3.txt barlink dev baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -161851,8 +163294,6 @@
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 323, NextOffset: 360
     testutil.go:509: Offset: 210, NextOffset: 247
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
@@ -161868,20 +163309,14 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1268, NextOffset: 1305
-    testutil.go:509: Offset: 1089, NextOffset: 1126
-    testutil.go:509: Offset: 1305, NextOffset: 1342
-    testutil.go:509: Offset: 1126, NextOffset: 1163
-    testutil.go:509: Offset: 1342, NextOffset: 1379
-    testutil.go:509: Offset: 1163, NextOffset: 1200
-    testutil.go:509: Offset: 1379, NextOffset: 1814
-    testutil.go:509: Offset: 1200, NextOffset: 1545
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:509: Offset: 1276, NextOffset: 1313
+    testutil.go:509: Offset: 1097, NextOffset: 1134
+    testutil.go:509: Offset: 1313, NextOffset: 1350
+    testutil.go:509: Offset: 1134, NextOffset: 1171
+    testutil.go:509: Offset: 1350, NextOffset: 1387
+    testutil.go:509: Offset: 1171, NextOffset: 1208
+    testutil.go:509: Offset: 1387, NextOffset: 1824
+    testutil.go:509: Offset: 1208, NextOffset: 1554
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -161889,8 +163324,6 @@
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 136, NextOffset: 173
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 323, NextOffset: 360
@@ -161900,126 +163333,121 @@
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 782, NextOffset: 1268
-    testutil.go:509: Offset: 603, NextOffset: 1089
+    testutil.go:509: Offset: 782, NextOffset: 1276
+    testutil.go:509: Offset: 603, NextOffset: 1097
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24079 48140 72224 96208]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48140 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 72224 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96208 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48140,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48140,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72224,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar foo3.txt barlink test dev test2 foo1.txt .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt bar foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24082 48133 72217 96213]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 24082 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 48133 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 72217 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96213 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24082,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48133,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48133,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72217,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink test dev test2 foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -162027,51 +163455,46 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1100,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1211,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1280,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1317,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1354,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1391,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1286,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1323,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1360,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1397,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark foo3.txt test dev baz.txt foo1.txt bar barlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt foo1.txt test dev test2 .no.prefetch.landmark bar foo3.txt barlink]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 390, NextOffset: 500
     testutil.go:509: Offset: 536, NextOffset: 680
@@ -162081,26 +163504,26 @@
     testutil.go:509: Offset: 500, NextOffset: 606
     testutil.go:509: Offset: 680, NextOffset: 786
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 606, NextOffset: 1100
-    testutil.go:509: Offset: 786, NextOffset: 1280
+    testutil.go:509: Offset: 606, NextOffset: 1106
+    testutil.go:509: Offset: 786, NextOffset: 1286
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1100, NextOffset: 1137
-    testutil.go:509: Offset: 1280, NextOffset: 1317
-    testutil.go:509: Offset: 1137, NextOffset: 1174
-    testutil.go:509: Offset: 1317, NextOffset: 1354
-    testutil.go:509: Offset: 1174, NextOffset: 1211
-    testutil.go:509: Offset: 1354, NextOffset: 1391
-    testutil.go:509: Offset: 1211, NextOffset: 1559
-    testutil.go:509: Offset: 1391, NextOffset: 1829
+    testutil.go:509: Offset: 1106, NextOffset: 1143
+    testutil.go:509: Offset: 1286, NextOffset: 1323
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 1323, NextOffset: 1360
+    testutil.go:509: Offset: 1180, NextOffset: 1217
+    testutil.go:509: Offset: 1360, NextOffset: 1397
+    testutil.go:509: Offset: 1217, NextOffset: 1565
+    testutil.go:509: Offset: 1397, NextOffset: 1838
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -162115,8 +163538,6 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 361, NextOffset: 398
     testutil.go:509: Offset: 285, NextOffset: 390
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -162132,13 +163553,16 @@
     testutil.go:509: Offset: 285, NextOffset: 390
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo3.txt test dev baz.txt foo1.txt bar barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt barlink baz.txt foo1.txt test dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 680, NextOffset: 786
+    testutil.go:509: Offset: 500, NextOffset: 606
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 786, NextOffset: 1286
+    testutil.go:509: Offset: 606, NextOffset: 1106
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -162155,12 +163579,23 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 536, NextOffset: 680
     testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 680, NextOffset: 786
-    testutil.go:509: Offset: 500, NextOffset: 606
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1286, NextOffset: 1323
+    testutil.go:509: Offset: 1106, NextOffset: 1143
+    testutil.go:509: Offset: 1323, NextOffset: 1360
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 1360, NextOffset: 1397
+    testutil.go:509: Offset: 1180, NextOffset: 1217
+    testutil.go:509: Offset: 1397, NextOffset: 1838
+    testutil.go:509: Offset: 1217, NextOffset: 1565
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -162176,196 +163611,159 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 786, NextOffset: 1280
-    testutil.go:509: Offset: 606, NextOffset: 1100
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1280, NextOffset: 1317
-    testutil.go:509: Offset: 1100, NextOffset: 1137
-    testutil.go:509: Offset: 1317, NextOffset: 1354
-    testutil.go:509: Offset: 1137, NextOffset: 1174
-    testutil.go:509: Offset: 1354, NextOffset: 1391
-    testutil.go:509: Offset: 1174, NextOffset: 1211
-    testutil.go:509: Offset: 1391, NextOffset: 1829
-    testutil.go:509: Offset: 1211, NextOffset: 1559
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24082 48133 72217 96199]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24079 48137 72220 96219]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24082 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48133 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72217 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96199 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48137 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72220 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24082,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48133,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48137,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48133,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72217,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48137,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72220,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt barlink dev bar foo3.txt test test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt dev test2 bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test .no.prefetch.landmark baz.txt foo1.txt dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test test2 .no.prefetch.landmark baz.txt foo1.txt barlink dev bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
     testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":977,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1014,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1051,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1088,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":678,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":783,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1159,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1196,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1270,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":977,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1014,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1051,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1088,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":678,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":783,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1159,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1196,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1270,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 98, NextOffset: 135
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 323, NextOffset: 360
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 283, NextOffset: 387
-    testutil.go:509: Offset: 397, NextOffset: 535
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 387, NextOffset: 496
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24081 48133 72216 96212]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 535, NextOffset: 678
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo3.txt test .no.prefetch.landmark baz.txt bar barlink dev test2 foo1.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -162385,16 +163783,13 @@
     testutil.go:509: Offset: 1051, NextOffset: 1088
     testutil.go:509: Offset: 1233, NextOffset: 1270
     testutil.go:509: Offset: 1088, NextOffset: 1317
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1270, NextOffset: 1596
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -162407,56 +163802,35 @@
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 323, NextOffset: 360
     testutil.go:509: Offset: 246, NextOffset: 283
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 24081 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 360, NextOffset: 397
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 48133 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72216 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96212 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24081,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48133,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48133,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72216,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 283, NextOffset: 387
     testutil.go:509: Offset: 397, NextOffset: 535
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark bar baz.txt foo1.txt foo3.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 98, NextOffset: 135
-    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 323, NextOffset: 360
+    testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 323, NextOffset: 360
     testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 397, NextOffset: 535
+    testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 283, NextOffset: 387
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 678, NextOffset: 783
-    testutil.go:509: Offset: 496, NextOffset: 601
+    testutil.go:509: Offset: 397, NextOffset: 535
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 387, NextOffset: 496
+    testutil.go:509: Offset: 535, NextOffset: 678
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test .no.prefetch.landmark baz.txt bar barlink dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 98, NextOffset: 135
@@ -162476,7 +163850,6 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 783, NextOffset: 1159
     testutil.go:509: Offset: 601, NextOffset: 977
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -162488,18 +163861,63 @@
     testutil.go:509: Offset: 1051, NextOffset: 1088
     testutil.go:509: Offset: 1270, NextOffset: 1596
     testutil.go:509: Offset: 1088, NextOffset: 1317
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 98, NextOffset: 135
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 323, NextOffset: 360
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 397, NextOffset: 535
+    testutil.go:509: Offset: 283, NextOffset: 387
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 678, NextOffset: 783
+    testutil.go:509: Offset: 496, NextOffset: 601
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24079 48137 72220 96204]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48137 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72220 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96204 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48137,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48137,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72220,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt test barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt test dev .no.prefetch.landmark barlink test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -162514,6 +163932,8 @@
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
@@ -162544,19 +163964,8 @@
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test barlink dev test2 .no.prefetch.landmark baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test2 baz.txt foo1.txt bar foo3.txt test dev .no.prefetch.landmark] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
@@ -162592,17 +164001,19 @@
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 1064
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
@@ -162615,32 +164026,35 @@
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24081 48133 72216 96198]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24081 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48133 in stargz, uncompressed length 33536
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 72216 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96198 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24081,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48133,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48133,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72216,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":608,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1100,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":789,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":608,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1100,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":789,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo1.txt barlink test2 baz.txt bar foo3.txt test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar foo3.txt test .no.prefetch.landmark baz.txt barlink dev test2 foo1.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 100, NextOffset: 137
+    testutil.go:509: Offset: 215, NextOffset: 252
+    testutil.go:509: Offset: 137, NextOffset: 174
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 252, NextOffset: 289
+    testutil.go:509: Offset: 174, NextOffset: 211
+    testutil.go:509: Offset: 289, NextOffset: 326
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 326, NextOffset: 363
+    testutil.go:509: Offset: 248, NextOffset: 285
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 285, NextOffset: 391
+    testutil.go:509: Offset: 400, NextOffset: 539
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 100, NextOffset: 137
     testutil.go:509: Offset: 215, NextOffset: 252
@@ -162676,36 +164090,33 @@
     testutil.go:509: Offset: 1063, NextOffset: 1100
     testutil.go:509: Offset: 1244, NextOffset: 1281
     testutil.go:509: Offset: 1100, NextOffset: 1331
-    testutil.go:509: Offset: 1281, NextOffset: 1612
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 100, NextOffset: 137
-    testutil.go:509: Offset: 215, NextOffset: 252
-    testutil.go:509: Offset: 137, NextOffset: 174
-    testutil.go:509: Offset: 252, NextOffset: 289
-    testutil.go:509: Offset: 174, NextOffset: 211
-    testutil.go:509: Offset: 289, NextOffset: 326
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 326, NextOffset: 363
-    testutil.go:509: Offset: 248, NextOffset: 285
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 285, NextOffset: 391
-    testutil.go:509: Offset: 400, NextOffset: 539
+    testutil.go:509: Offset: 1281, NextOffset: 1611
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt test dev .no.prefetch.landmark foo1.txt barlink test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink dev test2 foo1.txt bar foo3.txt test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 539, NextOffset: 683
     testutil.go:509: Offset: 391, NextOffset: 502
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 683, NextOffset: 789
+    testutil.go:509: Offset: 502, NextOffset: 608
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 789, NextOffset: 1170
+    testutil.go:509: Offset: 608, NextOffset: 989
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1170, NextOffset: 1207
+    testutil.go:509: Offset: 989, NextOffset: 1026
+    testutil.go:509: Offset: 1207, NextOffset: 1244
+    testutil.go:509: Offset: 1026, NextOffset: 1063
+    testutil.go:509: Offset: 1244, NextOffset: 1281
+    testutil.go:509: Offset: 1063, NextOffset: 1100
+    testutil.go:509: Offset: 1281, NextOffset: 1611
+    testutil.go:509: Offset: 1100, NextOffset: 1331
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 215, NextOffset: 252
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -162719,6 +164130,15 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 400, NextOffset: 539
     testutil.go:509: Offset: 285, NextOffset: 391
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 215, NextOffset: 252
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -162732,200 +164152,161 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 400, NextOffset: 539
     testutil.go:509: Offset: 285, NextOffset: 391
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 683, NextOffset: 789
-    testutil.go:509: Offset: 502, NextOffset: 608
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 789, NextOffset: 1170
-    testutil.go:509: Offset: 608, NextOffset: 989
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1170, NextOffset: 1207
-    testutil.go:509: Offset: 989, NextOffset: 1026
-    testutil.go:509: Offset: 1207, NextOffset: 1244
-    testutil.go:509: Offset: 1026, NextOffset: 1063
-    testutil.go:509: Offset: 1244, NextOffset: 1281
-    testutil.go:509: Offset: 1063, NextOffset: 1100
-    testutil.go:509: Offset: 1281, NextOffset: 1612
-    testutil.go:509: Offset: 1100, NextOffset: 1331
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24079 48137 72220 96219]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48137 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72220 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96219 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48137,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48137,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72220,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt bar foo3.txt test dev .no.prefetch.landmark foo1.txt barlink test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt test dev test2 foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink .no.prefetch.landmark baz.txt test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt test dev .no.prefetch.landmark foo1.txt barlink test2 baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
+    testutil.go:509: Offset: 106, NextOffset: 1075
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24083 48140 72228 96224]
-    testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24083 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48140 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72228 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96224 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24083,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48140,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48140,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72228,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test dev test2 .no.prefetch.landmark baz.txt bar foo3.txt foo1.txt barlink]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 100, NextOffset: 137
-    testutil.go:509: Offset: 213, NextOffset: 250
-    testutil.go:509: Offset: 137, NextOffset: 174
-    testutil.go:509: Offset: 250, NextOffset: 287
-    testutil.go:509: Offset: 174, NextOffset: 211
-    testutil.go:509: Offset: 287, NextOffset: 324
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 324, NextOffset: 361
-    testutil.go:509: Offset: 248, NextOffset: 285
-    testutil.go:509: Offset: 361, NextOffset: 398
-    testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:509: Offset: 398, NextOffset: 536
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo3.txt test baz.txt foo1.txt bar barlink dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 100, NextOffset: 137
     testutil.go:509: Offset: 213, NextOffset: 250
@@ -162960,17 +164341,50 @@
     testutil.go:509: Offset: 1203, NextOffset: 1240
     testutil.go:509: Offset: 1060, NextOffset: 1097
     testutil.go:509: Offset: 1240, NextOffset: 1277
-    testutil.go:509: Offset: 1097, NextOffset: 1327
+    testutil.go:509: Offset: 1097, NextOffset: 1326
     testutil.go:509: Offset: 1277, NextOffset: 1605
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 100, NextOffset: 137
+    testutil.go:509: Offset: 213, NextOffset: 250
+    testutil.go:509: Offset: 137, NextOffset: 174
+    testutil.go:509: Offset: 250, NextOffset: 287
+    testutil.go:509: Offset: 174, NextOffset: 211
+    testutil.go:509: Offset: 287, NextOffset: 324
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 324, NextOffset: 361
+    testutil.go:509: Offset: 248, NextOffset: 285
+    testutil.go:509: Offset: 361, NextOffset: 398
+    testutil.go:509: Offset: 285, NextOffset: 390
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24079 48137 72220 96204]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt barlink test dev test2 .no.prefetch.landmark baz.txt bar foo3.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt test baz.txt foo1.txt bar barlink dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1166, NextOffset: 1203
+    testutil.go:509: Offset: 986, NextOffset: 1023
+    testutil.go:509: Offset: 1203, NextOffset: 1240
+    testutil.go:509: Offset: 1023, NextOffset: 1060
+    testutil.go:509: Offset: 1240, NextOffset: 1277
+    testutil.go:509: Offset: 1060, NextOffset: 1097
+    testutil.go:509: Offset: 1277, NextOffset: 1605
+    testutil.go:509: Offset: 1097, NextOffset: 1326
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
     testutil.go:509: Offset: 250, NextOffset: 287
@@ -162982,36 +164396,25 @@
     testutil.go:509: Offset: 361, NextOffset: 398
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:509: Offset: 390, NextOffset: 500
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 680, NextOffset: 786
     testutil.go:509: Offset: 500, NextOffset: 606
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 786, NextOffset: 1166
-    testutil.go:509: Offset: 606, NextOffset: 986
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 680
-    testutil.go:509: Offset: 390, NextOffset: 500
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1166, NextOffset: 1203
-    testutil.go:509: Offset: 986, NextOffset: 1023
-    testutil.go:509: Offset: 1203, NextOffset: 1240
-    testutil.go:509: Offset: 1023, NextOffset: 1060
-    testutil.go:509: Offset: 1240, NextOffset: 1277
-    testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1277, NextOffset: 1605
-    testutil.go:509: Offset: 1097, NextOffset: 1327
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -163021,171 +164424,187 @@
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 287, NextOffset: 324
     testutil.go:509: Offset: 174, NextOffset: 211
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 48137 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 324, NextOffset: 361
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 361, NextOffset: 398
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 786, NextOffset: 1166
+    testutil.go:509: Offset: 606, NextOffset: 986
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [3] at 72220 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96204 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48137,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48137,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72220,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar barlink test2 .no.prefetch.landmark foo3.txt test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test .no.prefetch.landmark bar foo3.txt dev test2 baz.txt foo1.txt barlink]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt test dev baz.txt foo1.txt bar barlink test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
+    testutil.go:401: Directory: "" vs "": [barlink test .no.prefetch.landmark bar foo3.txt dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24083 48140 72228 96210]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24083 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48140 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72228 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96210 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24083,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48140,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48140,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72228,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":138,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":506,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1034,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1071,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1108,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":540,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":795,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1177,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1288,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":138,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":506,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":998,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1035,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1072,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1109,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":540,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":795,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1178,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1289,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt test test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 998, NextOffset: 1035
+    testutil.go:509: Offset: 1178, NextOffset: 1215
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 1215, NextOffset: 1252
+    testutil.go:509: Offset: 1072, NextOffset: 1109
+    testutil.go:509: Offset: 1252, NextOffset: 1289
+    testutil.go:509: Offset: 1109, NextOffset: 1340
+    testutil.go:509: Offset: 1289, NextOffset: 1622
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 138
     testutil.go:509: Offset: 215, NextOffset: 252
@@ -163193,43 +164612,16 @@
     testutil.go:509: Offset: 252, NextOffset: 289
     testutil.go:509: Offset: 175, NextOffset: 212
     testutil.go:509: Offset: 289, NextOffset: 326
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24076 48134 72218 96217]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 326, NextOffset: 363
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:509: Offset: 400, NextOffset: 540
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 394, NextOffset: 506
-    testutil.go:509: Offset: 540, NextOffset: 686
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 506, NextOffset: 615
-    testutil.go:509: Offset: 686, NextOffset: 795
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 615, NextOffset: 997
-    testutil.go:509: Offset: 795, NextOffset: 1177
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 997, NextOffset: 1034
-    testutil.go:509: Offset: 1177, NextOffset: 1214
-    testutil.go:509: Offset: 1034, NextOffset: 1071
-    testutil.go:509: Offset: 1214, NextOffset: 1251
-    testutil.go:509: Offset: 1071, NextOffset: 1108
-    testutil.go:509: Offset: 1251, NextOffset: 1288
-    testutil.go:509: Offset: 1108, NextOffset: 1339
-    testutil.go:509: Offset: 1288, NextOffset: 1622
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 138
     testutil.go:509: Offset: 215, NextOffset: 252
@@ -163239,46 +164631,42 @@
     testutil.go:509: Offset: 289, NextOffset: 326
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 326, NextOffset: 363
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 286, NextOffset: 394
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 400, NextOffset: 540
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 540, NextOffset: 686
     testutil.go:509: Offset: 394, NextOffset: 506
+    testutil.go:509: Offset: 540, NextOffset: 686
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 686, NextOffset: 795
     testutil.go:509: Offset: 506, NextOffset: 615
+    testutil.go:509: Offset: 686, NextOffset: 795
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 795, NextOffset: 1177
-    testutil.go:509: Offset: 615, NextOffset: 997
+    testutil.go:509: Offset: 615, NextOffset: 998
+    testutil.go:509: Offset: 795, NextOffset: 1178
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1177, NextOffset: 1214
-    testutil.go:509: Offset: 997, NextOffset: 1034
-    testutil.go:509: Offset: 1214, NextOffset: 1251
-    testutil.go:509: Offset: 1034, NextOffset: 1071
-    testutil.go:509: Offset: 1251, NextOffset: 1288
-    testutil.go:509: Offset: 1071, NextOffset: 1108
-    testutil.go:509: Offset: 1288, NextOffset: 1622
-    testutil.go:509: Offset: 1108, NextOffset: 1339
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt test test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 215, NextOffset: 252
     testutil.go:509: Offset: 101, NextOffset: 138
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 289
     testutil.go:509: Offset: 138, NextOffset: 175
     testutil.go:509: Offset: 289, NextOffset: 326
@@ -163289,66 +164677,103 @@
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 400, NextOffset: 540
     testutil.go:509: Offset: 286, NextOffset: 394
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1178, NextOffset: 1215
+    testutil.go:509: Offset: 998, NextOffset: 1035
+    testutil.go:509: Offset: 1215, NextOffset: 1252
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 1252, NextOffset: 1289
+    testutil.go:509: Offset: 1072, NextOffset: 1109
+    testutil.go:509: Offset: 1289, NextOffset: 1622
+    testutil.go:509: Offset: 1109, NextOffset: 1340
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 72218 in stargz, uncompressed length 33124
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "test2" vs "test2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:2349:   [4] at 96217 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 215, NextOffset: 252
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 101, NextOffset: 138
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 289
     testutil.go:509: Offset: 138, NextOffset: 175
     testutil.go:509: Offset: 289, NextOffset: 326
     testutil.go:509: Offset: 175, NextOffset: 212
     testutil.go:509: Offset: 326, NextOffset: 363
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 212, NextOffset: 249
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72218,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 363, NextOffset: 400
     testutil.go:509: Offset: 249, NextOffset: 286
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 400, NextOffset: 540
     testutil.go:509: Offset: 286, NextOffset: 394
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 540, NextOffset: 686
+    testutil.go:509: Offset: 394, NextOffset: 506
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 686, NextOffset: 795
+    testutil.go:509: Offset: 506, NextOffset: 615
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 795, NextOffset: 1178
+    testutil.go:509: Offset: 615, NextOffset: 998
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24083 48140 72228 96224]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24083 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48140 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar dev .no.prefetch.landmark baz.txt foo3.txt barlink test test2 foo1.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt foo3.txt dev .no.prefetch.landmark bar barlink test test2]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 72228 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 967
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:2349:   [4] at 96224 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1081
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24083,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48140,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48140,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72228,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1081
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -163358,114 +164783,138 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test test2 foo1.txt bar dev .no.prefetch.landmark baz.txt foo3.txt barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt dev .no.prefetch.landmark bar barlink test test2 baz.txt foo1.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
     testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24076 48134 72218 96202]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24076 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72218 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96202 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24076,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72218,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test dev .no.prefetch.landmark foo1.txt bar barlink test2 baz.txt foo3.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test2 foo1.txt foo3.txt barlink test dev .no.prefetch.landmark baz.txt bar]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 836, NextOffset: 869
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 869, NextOffset: 902
+    testutil.go:509: Offset: 1015, NextOffset: 1048
+    testutil.go:509: Offset: 902, NextOffset: 935
+    testutil.go:509: Offset: 1048, NextOffset: 1081
+    testutil.go:509: Offset: 935, NextOffset: 1137
+    testutil.go:509: Offset: 1081, NextOffset: 1357
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -163497,8 +164946,6 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:509: Offset: 466, NextOffset: 589
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -163508,42 +164955,32 @@
     testutil.go:509: Offset: 537, NextOffset: 836
     testutil.go:509: Offset: 683, NextOffset: 982
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test2 foo1.txt foo3.txt barlink test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 683, NextOffset: 982
+    testutil.go:509: Offset: 537, NextOffset: 836
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 836, NextOffset: 869
     testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 869, NextOffset: 902
+    testutil.go:509: Offset: 836, NextOffset: 869
     testutil.go:509: Offset: 1015, NextOffset: 1048
-    testutil.go:509: Offset: 902, NextOffset: 935
+    testutil.go:509: Offset: 869, NextOffset: 902
     testutil.go:509: Offset: 1048, NextOffset: 1081
-    testutil.go:509: Offset: 935, NextOffset: 1138
+    testutil.go:509: Offset: 902, NextOffset: 935
     testutil.go:509: Offset: 1081, NextOffset: 1357
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt test dev .no.prefetch.landmark foo1.txt bar barlink test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:509: Offset: 935, NextOffset: 1137
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 466, NextOffset: 589
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 589, NextOffset: 683
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -163557,6 +164994,13 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 589, NextOffset: 683
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -163570,47 +165014,29 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 683, NextOffset: 982
-    testutil.go:509: Offset: 537, NextOffset: 836
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 836, NextOffset: 869
-    testutil.go:509: Offset: 1015, NextOffset: 1048
-    testutil.go:509: Offset: 869, NextOffset: 902
-    testutil.go:509: Offset: 1048, NextOffset: 1081
-    testutil.go:509: Offset: 902, NextOffset: 935
-    testutil.go:509: Offset: 1081, NextOffset: 1357
-    testutil.go:509: Offset: 935, NextOffset: 1138
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24083 48140 72228 96210]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24083 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48140 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72228 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96210 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24083,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48140,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48140,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72228,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [dev .no.prefetch.landmark bar test test2 baz.txt foo1.txt foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink test baz.txt foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
@@ -163621,8 +165047,6 @@
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 615
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -163638,10 +165062,10 @@
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -163657,8 +165081,9 @@
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test baz.txt foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
@@ -163670,37 +165095,24 @@
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt foo3.txt barlink dev .no.prefetch.landmark bar test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -163716,11 +165128,10 @@
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
@@ -163730,41 +165141,32 @@
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24082 48140 72227 96223]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24081 48143 72231 96230]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24082 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48140 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72227 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96223 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24081 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48143 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72231 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96230 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24082,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48140,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24081,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48143,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48140,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72227,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":847,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":880,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":913,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":946,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48143,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72231,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":993,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1059,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":847,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":880,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":913,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":946,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":993,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1059,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar foo3.txt test dev .no.prefetch.landmark baz.txt barlink test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:509: Offset: 470, NextOffset: 595
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar foo3.txt barlink test baz.txt foo1.txt dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 847
     testutil.go:509: Offset: 691, NextOffset: 993
@@ -163781,11 +165183,11 @@
     testutil.go:509: Offset: 946, NextOffset: 1150
     testutil.go:509: Offset: 1092, NextOffset: 1373
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -163814,27 +165216,16 @@
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 349, NextOffset: 470
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark baz.txt barlink test2 foo1.txt bar foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 88, NextOffset: 121
-    testutil.go:509: Offset: 217, NextOffset: 250
-    testutil.go:509: Offset: 121, NextOffset: 154
-    testutil.go:509: Offset: 250, NextOffset: 283
-    testutil.go:509: Offset: 154, NextOffset: 187
-    testutil.go:509: Offset: 283, NextOffset: 316
-    testutil.go:509: Offset: 187, NextOffset: 220
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 349, NextOffset: 470
-    testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 470, NextOffset: 595
     testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test baz.txt foo1.txt dev test2 .no.prefetch.landmark bar foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -163843,6 +165234,7 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 691, NextOffset: 993
     testutil.go:509: Offset: 545, NextOffset: 847
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -163854,12 +165246,30 @@
     testutil.go:509: Offset: 913, NextOffset: 946
     testutil.go:509: Offset: 1092, NextOffset: 1373
     testutil.go:509: Offset: 946, NextOffset: 1150
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 88, NextOffset: 121
+    testutil.go:509: Offset: 217, NextOffset: 250
+    testutil.go:509: Offset: 121, NextOffset: 154
+    testutil.go:509: Offset: 250, NextOffset: 283
+    testutil.go:509: Offset: 154, NextOffset: 187
+    testutil.go:509: Offset: 283, NextOffset: 316
+    testutil.go:509: Offset: 187, NextOffset: 220
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 349, NextOffset: 470
+    testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -163874,40 +165284,69 @@
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24081 48143 72231 96215]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24081 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48143 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72231 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96215 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24081,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48143,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48143,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72231,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [dev test2 baz.txt bar barlink test .no.prefetch.landmark foo1.txt foo3.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark barlink test baz.txt foo1.txt bar foo3.txt dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -163915,148 +165354,89 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test .no.prefetch.landmark foo1.txt foo3.txt dev test2 baz.txt bar barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark barlink test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24082 48140 72227 96209]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24082 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48140 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72227 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96209 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24082,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48140,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48140,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72227,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":841,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":874,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":907,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":940,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":987,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1020,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1053,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1086,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":842,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":875,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":908,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":941,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1021,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1054,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo3.txt dev test2 .no.prefetch.landmark foo1.txt bar barlink test]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:509: Offset: 592, NextOffset: 687
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 841
-    testutil.go:509: Offset: 687, NextOffset: 987
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 841, NextOffset: 874
-    testutil.go:509: Offset: 987, NextOffset: 1020
-    testutil.go:509: Offset: 874, NextOffset: 907
-    testutil.go:509: Offset: 1020, NextOffset: 1053
-    testutil.go:509: Offset: 907, NextOffset: 940
-    testutil.go:509: Offset: 1053, NextOffset: 1086
-    testutil.go:509: Offset: 940, NextOffset: 1142
-    testutil.go:509: Offset: 1086, NextOffset: 1364
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar test2 .no.prefetch.landmark foo3.txt barlink test dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -164078,6 +165458,8 @@
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 216, NextOffset: 249
     testutil.go:509: Offset: 153, NextOffset: 186
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 282
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 282, NextOffset: 315
@@ -164088,20 +165470,34 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink test baz.txt foo3.txt dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 592, NextOffset: 687
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 541, NextOffset: 842
+    testutil.go:509: Offset: 687, NextOffset: 988
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 987, NextOffset: 1020
-    testutil.go:509: Offset: 841, NextOffset: 874
-    testutil.go:509: Offset: 1020, NextOffset: 1053
-    testutil.go:509: Offset: 874, NextOffset: 907
-    testutil.go:509: Offset: 1053, NextOffset: 1086
-    testutil.go:509: Offset: 907, NextOffset: 940
-    testutil.go:509: Offset: 1086, NextOffset: 1364
-    testutil.go:509: Offset: 940, NextOffset: 1142
+    testutil.go:509: Offset: 842, NextOffset: 875
+    testutil.go:509: Offset: 988, NextOffset: 1021
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1021, NextOffset: 1054
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1054, NextOffset: 1087
+    testutil.go:509: Offset: 941, NextOffset: 1143
+    testutil.go:509: Offset: 1087, NextOffset: 1365
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink test dev baz.txt foo1.txt bar test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -164115,15 +165511,14 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 987
-    testutil.go:509: Offset: 541, NextOffset: 841
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 687
+    testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -164139,40 +165534,63 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 687
-    testutil.go:509: Offset: 446, NextOffset: 541
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24082 48136 72222 96218]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 687, NextOffset: 988
+    testutil.go:509: Offset: 541, NextOffset: 842
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 988, NextOffset: 1021
+    testutil.go:509: Offset: 842, NextOffset: 875
+    testutil.go:509: Offset: 1021, NextOffset: 1054
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1054, NextOffset: 1087
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1087, NextOffset: 1365
+    testutil.go:509: Offset: 941, NextOffset: 1143
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24081 48143 72231 96230]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24082 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48136 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72222 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96218 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24081 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48143 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72231 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96230 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24082,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48136,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24081,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48143,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48136,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72222,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48143,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72231,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt bar .no.prefetch.landmark baz.txt foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar foo3.txt barlink dev baz.txt foo1.txt test test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
@@ -164186,42 +165604,34 @@
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
@@ -164231,14 +165641,25 @@
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test dev test2 foo1.txt bar .no.prefetch.landmark] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink dev baz.txt foo1.txt test test2 .no.prefetch.landmark] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
@@ -164247,17 +165668,18 @@
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
@@ -164266,15 +165688,13 @@
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
@@ -164283,22 +165703,34 @@
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24081 48143 72231 96215]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24081 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48143 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [3] at 72231 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96215 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24081,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48143,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48143,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72231,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [barlink dev baz.txt bar foo3.txt test test2 .no.prefetch.landmark foo1.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -164309,14 +165741,14 @@
     testutil.go:509: Offset: 1030, NextOffset: 1063
     testutil.go:509: Offset: 917, NextOffset: 950
     testutil.go:509: Offset: 1063, NextOffset: 1096
-    testutil.go:509: Offset: 950, NextOffset: 1156
+    testutil.go:509: Offset: 950, NextOffset: 1154
     testutil.go:509: Offset: 1096, NextOffset: 1380
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -164357,7 +165789,19 @@
     testutil.go:509: Offset: 549, NextOffset: 851
     testutil.go:509: Offset: 695, NextOffset: 997
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt test test2 .no.prefetch.landmark foo1.txt barlink dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 472, NextOffset: 598
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -164371,9 +165815,6 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 472, NextOffset: 598
-    testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -164382,7 +165823,6 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 695, NextOffset: 997
     testutil.go:509: Offset: 549, NextOffset: 851
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -164393,13 +165833,7 @@
     testutil.go:509: Offset: 1063, NextOffset: 1096
     testutil.go:509: Offset: 917, NextOffset: 950
     testutil.go:509: Offset: 1096, NextOffset: 1380
-    testutil.go:509: Offset: 950, NextOffset: 1156
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 950, NextOffset: 1154
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -164415,33 +165849,26 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24082 48136 72222 96204]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24082 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48136 in stargz, uncompressed length 33536
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 72222 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96204 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24082,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48136,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48136,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72222,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt bar foo3.txt test dev test2 .no.prefetch.landmark barlink]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt bar barlink dev test2 baz.txt foo3.txt test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -164455,7 +165882,7 @@
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -164488,36 +165915,25 @@
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink dev test2 baz.txt foo3.txt test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt test dev test2 .no.prefetch.landmark barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24080 48143 72229 96228]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
@@ -164525,8 +165941,6 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
@@ -164537,11 +165951,16 @@
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
@@ -164551,59 +165970,71 @@
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [2] at 48143 in stargz, uncompressed length 33536
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:509: Offset: 0, NextOffset: 622
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
+    testutil.go:2349:   [3] at 72229 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 96228 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48143,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48143,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72229,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24082 48136 72222 96218]
-    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":922,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":955,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":988,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1021,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1068,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1101,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1134,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1167,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":928,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":961,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":994,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1027,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1074,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1140,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1173,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt bar foo3.txt test2 .no.prefetch.landmark foo1.txt barlink test dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 922
-    testutil.go:509: Offset: 683, NextOffset: 1068
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test bar dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 922, NextOffset: 955
-    testutil.go:509: Offset: 1068, NextOffset: 1101
-    testutil.go:509: Offset: 955, NextOffset: 988
-    testutil.go:509: Offset: 1101, NextOffset: 1134
-    testutil.go:509: Offset: 988, NextOffset: 1021
-    testutil.go:509: Offset: 1134, NextOffset: 1167
-    testutil.go:509: Offset: 1021, NextOffset: 1309
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1167, NextOffset: 1532
+    testutil.go:509: Offset: 928, NextOffset: 961
+    testutil.go:509: Offset: 1074, NextOffset: 1107
+    testutil.go:509: Offset: 961, NextOffset: 994
+    testutil.go:509: Offset: 1107, NextOffset: 1140
+    testutil.go:509: Offset: 994, NextOffset: 1027
+    testutil.go:509: Offset: 1140, NextOffset: 1173
+    testutil.go:509: Offset: 1027, NextOffset: 1316
+    testutil.go:509: Offset: 1173, NextOffset: 1541
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 86, NextOffset: 119
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 215, NextOffset: 248
@@ -164613,10 +166044,6 @@
     testutil.go:509: Offset: 281, NextOffset: 314
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 314, NextOffset: 347
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 24082 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -164632,9 +166059,6 @@
     testutil.go:509: Offset: 314, NextOffset: 347
     testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:509: Offset: 347, NextOffset: 466
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 48136 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:509: Offset: 466, NextOffset: 589
@@ -164643,46 +166067,24 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 589, NextOffset: 683
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 537, NextOffset: 928
+    testutil.go:509: Offset: 683, NextOffset: 1074
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink test dev baz.txt bar foo3.txt test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 466, NextOffset: 589
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1068, NextOffset: 1101
-    testutil.go:509: Offset: 922, NextOffset: 955
-    testutil.go:509: Offset: 1101, NextOffset: 1134
-    testutil.go:509: Offset: 955, NextOffset: 988
-    testutil.go:509: Offset: 1134, NextOffset: 1167
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 72222 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 988, NextOffset: 1021
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [4] at 96218 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1167, NextOffset: 1532
-    testutil.go:509: Offset: 1021, NextOffset: 1309
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test bar dev test2 .no.prefetch.landmark baz.txt foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 589, NextOffset: 683
+    testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24082,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48136,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48136,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72222,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -164696,16 +166098,6 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 589, NextOffset: 683
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 683, NextOffset: 1068
-    testutil.go:509: Offset: 537, NextOffset: 922
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -164719,161 +166111,198 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 683, NextOffset: 1074
+    testutil.go:509: Offset: 537, NextOffset: 928
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1074, NextOffset: 1107
+    testutil.go:509: Offset: 928, NextOffset: 961
+    testutil.go:509: Offset: 1107, NextOffset: 1140
+    testutil.go:509: Offset: 961, NextOffset: 994
+    testutil.go:509: Offset: 1140, NextOffset: 1173
+    testutil.go:509: Offset: 994, NextOffset: 1027
+    testutil.go:509: Offset: 1173, NextOffset: 1541
+    testutil.go:509: Offset: 1027, NextOffset: 1316
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24080 48143 72229 96213]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24080 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48143 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72229 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96213 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24080,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48143,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48143,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72229,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo3.txt test dev test2 baz.txt foo1.txt bar barlink]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test test2 dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test test2 dev .no.prefetch.landmark baz.txt foo1.txt bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt test dev test2 baz.txt foo1.txt bar barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24082 48136 72222 96204]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24165 48583 72811 97616]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24082 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48136 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72222 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96204 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48583 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72811 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97616 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24082,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48136,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48583,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48136,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72222,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48583,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72811,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":933,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":966,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":999,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1032,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1079,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1112,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1145,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1178,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":937,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":970,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1003,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1036,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1083,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1116,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1149,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1182,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt dev baz.txt bar foo3.txt barlink test test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt bar barlink dev test2 .no.prefetch.landmark foo1.txt foo3.txt test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -164911,30 +166340,36 @@
     testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:509: Offset: 595, NextOffset: 691
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 545, NextOffset: 933
-    testutil.go:509: Offset: 691, NextOffset: 1079
+    testutil.go:509: Offset: 545, NextOffset: 937
+    testutil.go:509: Offset: 691, NextOffset: 1083
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 933, NextOffset: 966
-    testutil.go:509: Offset: 1079, NextOffset: 1112
-    testutil.go:509: Offset: 966, NextOffset: 999
-    testutil.go:509: Offset: 1112, NextOffset: 1145
-    testutil.go:509: Offset: 999, NextOffset: 1032
-    testutil.go:509: Offset: 1145, NextOffset: 1178
-    testutil.go:509: Offset: 1032, NextOffset: 1323
-    testutil.go:509: Offset: 1178, NextOffset: 1548
+    testutil.go:509: Offset: 937, NextOffset: 970
+    testutil.go:509: Offset: 1083, NextOffset: 1116
+    testutil.go:509: Offset: 970, NextOffset: 1003
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 1003, NextOffset: 1036
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1036, NextOffset: 1328
+    testutil.go:509: Offset: 1182, NextOffset: 1553
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt dev baz.txt bar foo3.txt barlink test test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink dev test2 .no.prefetch.landmark foo1.txt foo3.txt test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -164948,28 +166383,23 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 691
-    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 691, NextOffset: 1079
-    testutil.go:509: Offset: 545, NextOffset: 933
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 691, NextOffset: 1083
+    testutil.go:509: Offset: 545, NextOffset: 937
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1079, NextOffset: 1112
-    testutil.go:509: Offset: 933, NextOffset: 966
-    testutil.go:509: Offset: 1112, NextOffset: 1145
-    testutil.go:509: Offset: 966, NextOffset: 999
-    testutil.go:509: Offset: 1145, NextOffset: 1178
-    testutil.go:509: Offset: 999, NextOffset: 1032
-    testutil.go:509: Offset: 1178, NextOffset: 1548
-    testutil.go:509: Offset: 1032, NextOffset: 1323
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 1083, NextOffset: 1116
+    testutil.go:509: Offset: 937, NextOffset: 970
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 970, NextOffset: 1003
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1003, NextOffset: 1036
+    testutil.go:509: Offset: 1182, NextOffset: 1553
+    testutil.go:509: Offset: 1036, NextOffset: 1328
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -164983,176 +166413,212 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 470, NextOffset: 595
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24079 48134 72221 96217]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24165 48583 72811 96772]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48583 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72811 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96772 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48583,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48583,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72811,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [barlink dev baz.txt test test2 .no.prefetch.landmark foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt test dev .no.prefetch.landmark barlink test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [3] at 72221 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 761
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:2349:   [4] at 96217 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 854
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72221,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt test dev .no.prefetch.landmark barlink test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=64000
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24165 48583 72811 97616]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48583 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72811 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97616 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48583,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48583,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72811,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":931,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":964,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":997,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1030,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1077,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1143,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1176,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt test test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar barlink dev test2 .no.prefetch.landmark foo1.txt foo3.txt test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:509: Offset: 468, NextOffset: 592
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
+    testutil.go:509: Offset: 541, NextOffset: 931
+    testutil.go:509: Offset: 687, NextOffset: 1077
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 931, NextOffset: 964
+    testutil.go:509: Offset: 1077, NextOffset: 1110
+    testutil.go:509: Offset: 964, NextOffset: 997
+    testutil.go:509: Offset: 1110, NextOffset: 1143
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 1143, NextOffset: 1176
+    testutil.go:509: Offset: 1030, NextOffset: 1321
+    testutil.go:509: Offset: 1176, NextOffset: 1548
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":927,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":960,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":993,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1026,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1073,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1106,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1139,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1172,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test test2 .no.prefetch.landmark dev baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -165171,6 +166637,8 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 183, NextOffset: 216
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 216, NextOffset: 249
     testutil.go:509: Offset: 153, NextOffset: 186
@@ -165181,37 +166649,8 @@
     testutil.go:509: Offset: 315, NextOffset: 348
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 348, NextOffset: 468
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:509: Offset: 592, NextOffset: 687
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 927
-    testutil.go:509: Offset: 687, NextOffset: 1073
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 927, NextOffset: 960
-    testutil.go:509: Offset: 1073, NextOffset: 1106
-    testutil.go:509: Offset: 960, NextOffset: 993
-    testutil.go:509: Offset: 1106, NextOffset: 1139
-    testutil.go:509: Offset: 993, NextOffset: 1026
-    testutil.go:509: Offset: 1139, NextOffset: 1172
-    testutil.go:509: Offset: 1026, NextOffset: 1316
-    testutil.go:509: Offset: 1172, NextOffset: 1541
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark dev baz.txt foo1.txt bar foo3.txt barlink test test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink dev test2 .no.prefetch.landmark foo1.txt foo3.txt test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -165225,29 +166664,20 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 1073
-    testutil.go:509: Offset: 541, NextOffset: 927
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1073, NextOffset: 1106
-    testutil.go:509: Offset: 927, NextOffset: 960
-    testutil.go:509: Offset: 1106, NextOffset: 1139
-    testutil.go:509: Offset: 960, NextOffset: 993
-    testutil.go:509: Offset: 1139, NextOffset: 1172
-    testutil.go:509: Offset: 993, NextOffset: 1026
-    testutil.go:509: Offset: 1172, NextOffset: 1541
-    testutil.go:509: Offset: 1026, NextOffset: 1316
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -165258,122 +166688,156 @@
     testutil.go:509: Offset: 249, NextOffset: 282
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 282, NextOffset: 315
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 315, NextOffset: 348
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24079 48134 72221 96203]
-    testutil.go:2330: got gzip streams:
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 687, NextOffset: 1077
+    testutil.go:509: Offset: 541, NextOffset: 931
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1077, NextOffset: 1110
+    testutil.go:509: Offset: 931, NextOffset: 964
+    testutil.go:509: Offset: 1110, NextOffset: 1143
+    testutil.go:509: Offset: 964, NextOffset: 997
+    testutil.go:509: Offset: 1143, NextOffset: 1176
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 1176, NextOffset: 1548
+    testutil.go:509: Offset: 1030, NextOffset: 1321
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24165 48583 72811 96772]
+    testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24079 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48134 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72221 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96203 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48583 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72811 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96772 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24079,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48134,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48583,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48134,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72221,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48583,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72811,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt dev test2 .no.prefetch.landmark bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar barlink .no.prefetch.landmark foo1.txt foo3.txt test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 854
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt bar barlink .no.prefetch.landmark foo1.txt foo3.txt test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt dev test2 .no.prefetch.landmark bar foo3.txt barlink test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -165381,91 +166845,63 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 757
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24084 48142 72233 96229]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24167 48586 72817 97622]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24084 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48142 in stargz, uncompressed length 33536
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 72233 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96229 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24167 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48586 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72817 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97622 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24084,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48142,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24167,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48586,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48142,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72233,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48586,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72817,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":935,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":968,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1001,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1034,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1081,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1114,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1147,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1180,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":942,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":975,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1008,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1041,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1088,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1187,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 935
-    testutil.go:509: Offset: 695, NextOffset: 1081
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt foo3.txt test dev baz.txt bar barlink test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 935, NextOffset: 968
-    testutil.go:509: Offset: 1081, NextOffset: 1114
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 1114, NextOffset: 1147
-    testutil.go:509: Offset: 1001, NextOffset: 1034
-    testutil.go:509: Offset: 1147, NextOffset: 1180
-    testutil.go:509: Offset: 1034, NextOffset: 1324
-    testutil.go:509: Offset: 1180, NextOffset: 1552
+    testutil.go:509: Offset: 942, NextOffset: 975
+    testutil.go:509: Offset: 1088, NextOffset: 1121
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 1121, NextOffset: 1154
+    testutil.go:509: Offset: 1008, NextOffset: 1041
+    testutil.go:509: Offset: 1154, NextOffset: 1187
+    testutil.go:509: Offset: 1041, NextOffset: 1332
+    testutil.go:509: Offset: 1187, NextOffset: 1561
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -165502,34 +166938,35 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:509: Offset: 598, NextOffset: 695
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 695
-    testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 695, NextOffset: 1081
-    testutil.go:509: Offset: 549, NextOffset: 935
+    testutil.go:509: Offset: 549, NextOffset: 942
+    testutil.go:509: Offset: 695, NextOffset: 1088
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev baz.txt bar barlink test2 .no.prefetch.landmark foo1.txt foo3.txt test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 472, NextOffset: 598
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 695, NextOffset: 1088
+    testutil.go:509: Offset: 549, NextOffset: 942
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1081, NextOffset: 1114
-    testutil.go:509: Offset: 935, NextOffset: 968
-    testutil.go:509: Offset: 1114, NextOffset: 1147
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 1147, NextOffset: 1180
-    testutil.go:509: Offset: 1001, NextOffset: 1034
-    testutil.go:509: Offset: 1180, NextOffset: 1552
-    testutil.go:509: Offset: 1034, NextOffset: 1324
+    testutil.go:509: Offset: 1088, NextOffset: 1121
+    testutil.go:509: Offset: 942, NextOffset: 975
+    testutil.go:509: Offset: 1121, NextOffset: 1154
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 1154, NextOffset: 1187
+    testutil.go:509: Offset: 1008, NextOffset: 1041
+    testutil.go:509: Offset: 1187, NextOffset: 1561
+    testutil.go:509: Offset: 1041, NextOffset: 1332
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -165543,9 +166980,12 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 472, NextOffset: 598
-    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 695
+    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -165562,28 +167002,46 @@
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24167 48586 72817 96778]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24167 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48586 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72817 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96778 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24167,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48586,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48586,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72817,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo3.txt test test2 foo1.txt bar barlink dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink baz.txt test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -165591,136 +167049,145 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink dev .no.prefetch.landmark baz.txt foo3.txt test test2 foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink baz.txt test dev test2 .no.prefetch.landmark foo1.txt bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24084 48142 72233 96215]
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24168 48588 72820 97625]
     testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24084 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48142 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72233 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96215 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24168 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:2349:   [2] at 48588 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72820 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97625 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24084,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48142,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24168,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48588,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48142,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72233,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48588,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72820,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":118,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":184,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":217,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":250,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":343,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":440,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":181,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":280,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":313,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":346,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":464,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":586,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":118,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":184,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":217,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":250,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":343,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":440,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":181,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":280,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":313,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":346,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":464,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":586,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt barlink test dev test2 .no.prefetch.landmark bar foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 85, NextOffset: 118
+    testutil.go:509: Offset: 181, NextOffset: 214
+    testutil.go:509: Offset: 118, NextOffset: 151
+    testutil.go:509: Offset: 214, NextOffset: 247
+    testutil.go:509: Offset: 151, NextOffset: 184
+    testutil.go:509: Offset: 247, NextOffset: 280
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 280, NextOffset: 313
+    testutil.go:509: Offset: 217, NextOffset: 250
+    testutil.go:509: Offset: 313, NextOffset: 346
+    testutil.go:509: Offset: 250, NextOffset: 343
+    testutil.go:509: Offset: 346, NextOffset: 464
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 343, NextOffset: 440
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 464, NextOffset: 586
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
@@ -165740,7 +167207,7 @@
     testutil.go:509: Offset: 1015, NextOffset: 1048
     testutil.go:509: Offset: 902, NextOffset: 935
     testutil.go:509: Offset: 1048, NextOffset: 1081
-    testutil.go:509: Offset: 935, NextOffset: 1136
+    testutil.go:509: Offset: 935, NextOffset: 1137
     testutil.go:509: Offset: 1081, NextOffset: 1355
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
@@ -165760,29 +167227,27 @@
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 280, NextOffset: 313
     testutil.go:509: Offset: 217, NextOffset: 250
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 313, NextOffset: 346
     testutil.go:509: Offset: 250, NextOffset: 343
     testutil.go:509: Offset: 346, NextOffset: 464
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt barlink test dev test2 .no.prefetch.landmark bar foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 118, NextOffset: 151
+    testutil.go:509: Offset: 85, NextOffset: 118
     testutil.go:509: Offset: 214, NextOffset: 247
-    testutil.go:509: Offset: 151, NextOffset: 184
+    testutil.go:509: Offset: 118, NextOffset: 151
     testutil.go:509: Offset: 247, NextOffset: 280
-    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 151, NextOffset: 184
     testutil.go:509: Offset: 280, NextOffset: 313
-    testutil.go:509: Offset: 217, NextOffset: 250
+    testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 313, NextOffset: 346
-    testutil.go:509: Offset: 250, NextOffset: 343
+    testutil.go:509: Offset: 217, NextOffset: 250
     testutil.go:509: Offset: 346, NextOffset: 464
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 679, NextOffset: 982
-    testutil.go:509: Offset: 533, NextOffset: 836
+    testutil.go:509: Offset: 250, NextOffset: 343
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 464, NextOffset: 586
+    testutil.go:509: Offset: 343, NextOffset: 440
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -165794,11 +167259,9 @@
     testutil.go:509: Offset: 1048, NextOffset: 1081
     testutil.go:509: Offset: 902, NextOffset: 935
     testutil.go:509: Offset: 1081, NextOffset: 1355
-    testutil.go:509: Offset: 935, NextOffset: 1136
+    testutil.go:509: Offset: 935, NextOffset: 1137
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -165818,93 +167281,59 @@
     testutil.go:509: Offset: 217, NextOffset: 250
     testutil.go:509: Offset: 346, NextOffset: 464
     testutil.go:509: Offset: 250, NextOffset: 343
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 181, NextOffset: 214
-    testutil.go:509: Offset: 85, NextOffset: 118
-    testutil.go:509: Offset: 214, NextOffset: 247
-    testutil.go:509: Offset: 118, NextOffset: 151
-    testutil.go:509: Offset: 247, NextOffset: 280
-    testutil.go:509: Offset: 151, NextOffset: 184
-    testutil.go:509: Offset: 280, NextOffset: 313
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 313, NextOffset: 346
-    testutil.go:509: Offset: 217, NextOffset: 250
-    testutil.go:509: Offset: 346, NextOffset: 464
-    testutil.go:509: Offset: 250, NextOffset: 343
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 464, NextOffset: 586
-    testutil.go:509: Offset: 343, NextOffset: 440
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 586, NextOffset: 679
     testutil.go:509: Offset: 440, NextOffset: 533
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 679, NextOffset: 982
+    testutil.go:509: Offset: 533, NextOffset: 836
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24084 48142 72233 96229]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24168 48588 72820 96781]
     testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24084 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48142 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72233 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96229 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24168 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48588 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
+    testutil.go:2349:   [3] at 72820 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96781 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24084,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48142,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24168,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48588,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48142,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72233,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48588,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72820,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar test dev test2 foo1.txt foo3.txt barlink .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt dev test2 bar barlink test]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -165912,53 +167341,64 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test dev test2 foo1.txt foo3.txt barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:509: Offset: 0, NextOffset: 620
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 bar barlink test .no.prefetch.landmark baz.txt foo1.txt foo3.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -165966,75 +167406,68 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24084 48142 72233 96215]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":849,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":882,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":995,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1094,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar .no.prefetch.landmark foo3.txt barlink test dev test2]
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:509: Offset: 592, NextOffset: 687
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 849
-    testutil.go:509: Offset: 687, NextOffset: 995
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24084 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 849, NextOffset: 882
-    testutil.go:509: Offset: 995, NextOffset: 1028
-    testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1028, NextOffset: 1061
-    testutil.go:509: Offset: 915, NextOffset: 948
-    testutil.go:509: Offset: 1061, NextOffset: 1094
-    testutil.go:509: Offset: 948, NextOffset: 1153
-    testutil.go:509: Offset: 1094, NextOffset: 1373
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24168 48588 72820 97625]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24168 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48588 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72820 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97625 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24168,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48588,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48588,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72820,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":849,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":882,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":995,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1094,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo1.txt test test2 baz.txt bar foo3.txt barlink dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48142 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 216, NextOffset: 249
@@ -166043,6 +167476,8 @@
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 282, NextOffset: 315
     testutil.go:509: Offset: 219, NextOffset: 252
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 315, NextOffset: 348
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 348, NextOffset: 468
@@ -166056,56 +167491,56 @@
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 282, NextOffset: 315
     testutil.go:509: Offset: 219, NextOffset: 252
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 72233 in stargz, uncompressed length 32000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 315, NextOffset: 348
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [4] at 96215 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 347
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar .no.prefetch.landmark foo3.txt barlink test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 995
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24084,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48142,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48142,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72233,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 541, NextOffset: 849
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 687, NextOffset: 995
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 995, NextOffset: 1028
     testutil.go:509: Offset: 849, NextOffset: 882
-    testutil.go:509: Offset: 1028, NextOffset: 1061
+    testutil.go:509: Offset: 995, NextOffset: 1028
     testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1061, NextOffset: 1094
+    testutil.go:509: Offset: 1028, NextOffset: 1061
     testutil.go:509: Offset: 915, NextOffset: 948
+    testutil.go:509: Offset: 1061, NextOffset: 1094
+    testutil.go:509: Offset: 948, NextOffset: 1151
     testutil.go:509: Offset: 1094, NextOffset: 1373
-    testutil.go:509: Offset: 948, NextOffset: 1153
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt test test2 baz.txt bar foo3.txt barlink dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 995, NextOffset: 1028
+    testutil.go:509: Offset: 849, NextOffset: 882
+    testutil.go:509: Offset: 1028, NextOffset: 1061
+    testutil.go:509: Offset: 882, NextOffset: 915
+    testutil.go:509: Offset: 1061, NextOffset: 1094
+    testutil.go:509: Offset: 915, NextOffset: 948
+    testutil.go:509: Offset: 1094, NextOffset: 1373
+    testutil.go:509: Offset: 948, NextOffset: 1151
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -166134,103 +167569,128 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 687, NextOffset: 995
+    testutil.go:509: Offset: 541, NextOffset: 849
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24168 48588 72820 96781]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24168 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48588 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72820 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96781 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24168,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48588,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48588,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72820,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink dev test2 baz.txt foo1.txt bar foo3.txt test .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink dev test2 baz.txt foo1.txt bar foo3.txt test .no.prefetch.landmark] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -166240,66 +167700,71 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24083 48143 72232 96228]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24169 48590 72823 97628]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24083 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48143 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72232 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 96228 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24169 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48590 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72823 in stargz, uncompressed length 33124
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
+    testutil.go:2349:   [4] at 97628 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24083,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48143,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24169,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48590,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48143,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72232,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48590,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72823,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":842,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":875,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":908,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":941,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1021,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1054,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":842,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":875,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":908,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":941,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1021,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1054,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar foo3.txt test test2 .no.prefetch.landmark foo1.txt barlink dev baz.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test .no.prefetch.landmark dev]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 119, NextOffset: 152
@@ -166332,12 +167797,14 @@
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 443, NextOffset: 537
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 589, NextOffset: 683
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 537, NextOffset: 842
     testutil.go:509: Offset: 683, NextOffset: 988
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24169 48590 72823 96784]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -166350,35 +167817,23 @@
     testutil.go:509: Offset: 1054, NextOffset: 1087
     testutil.go:509: Offset: 941, NextOffset: 1144
     testutil.go:509: Offset: 1087, NextOffset: 1363
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt barlink dev baz.txt bar foo3.txt test test2 .no.prefetch.landmark] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 182, NextOffset: 215
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 215, NextOffset: 248
-    testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 248, NextOffset: 281
-    testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 281, NextOffset: 314
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 314, NextOffset: 347
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 347, NextOffset: 466
-    testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test .no.prefetch.landmark dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 589, NextOffset: 683
     testutil.go:509: Offset: 443, NextOffset: 537
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 683, NextOffset: 988
     testutil.go:509: Offset: 537, NextOffset: 842
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -166388,10 +167843,17 @@
     testutil.go:509: Offset: 875, NextOffset: 908
     testutil.go:509: Offset: 1054, NextOffset: 1087
     testutil.go:509: Offset: 908, NextOffset: 941
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1087, NextOffset: 1363
     testutil.go:509: Offset: 941, NextOffset: 1144
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 24169 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -166404,94 +167866,75 @@
     testutil.go:509: Offset: 281, NextOffset: 314
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 314, NextOffset: 347
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 48590 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 466, NextOffset: 589
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 182, NextOffset: 215
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 215, NextOffset: 248
+    testutil.go:509: Offset: 119, NextOffset: 152
+    testutil.go:509: Offset: 248, NextOffset: 281
+    testutil.go:509: Offset: 152, NextOffset: 185
+    testutil.go:509: Offset: 281, NextOffset: 314
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 185, NextOffset: 218
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 72823 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96784 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 314, NextOffset: 347
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 218, NextOffset: 251
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 347, NextOffset: 466
+    testutil.go:509: Offset: 251, NextOffset: 345
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24169,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48590,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48590,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72823,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24083 48143 72232 96214]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24083 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 48143 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt foo3.txt barlink test test2 bar dev .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar foo3.txt barlink test dev test2 foo1.txt .no.prefetch.landmark]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 72232 in stargz, uncompressed length 32000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [4] at 96214 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:395: Comparing: "dev" vs "dev"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24083,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48143,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48143,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72232,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 716
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
@@ -166500,13 +167943,23 @@
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
@@ -166515,11 +167968,15 @@
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test test2 bar dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 foo1.txt .no.prefetch.landmark baz.txt bar foo3.txt barlink test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
@@ -166528,34 +167985,40 @@
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "test2" vs "test2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 90, NextOffset: 716
+    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
@@ -166572,25 +168035,50 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24165 48584 72811 97616]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48584 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72811 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97616 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48584,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48584,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72811,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt barlink test dev test2 foo1.txt bar .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar barlink test2 .no.prefetch.landmark foo3.txt test dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 851, NextOffset: 884
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 884, NextOffset: 917
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 917, NextOffset: 950
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 950, NextOffset: 1155
+    testutil.go:509: Offset: 1096, NextOffset: 1378
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -166598,8 +168086,6 @@
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 121, NextOffset: 154
     testutil.go:509: Offset: 217, NextOffset: 250
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 154, NextOffset: 187
     testutil.go:509: Offset: 250, NextOffset: 283
     testutil.go:509: Offset: 187, NextOffset: 220
@@ -166618,10 +168104,6 @@
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 283, NextOffset: 316
     testutil.go:509: Offset: 220, NextOffset: 253
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24165 48581 72809 97614]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 349, NextOffset: 470
@@ -166635,28 +168117,34 @@
     testutil.go:509: Offset: 595, NextOffset: 691
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 851
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 691, NextOffset: 997
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 851, NextOffset: 884
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 884, NextOffset: 917
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 48581 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 917, NextOffset: 950
-    testutil.go:509: Offset: 1063, NextOffset: 1096
-    testutil.go:509: Offset: 950, NextOffset: 1155
-    testutil.go:509: Offset: 1096, NextOffset: 1378
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar .no.prefetch.landmark baz.txt foo3.txt barlink test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink test2 .no.prefetch.landmark foo3.txt test dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 88, NextOffset: 121
+    testutil.go:509: Offset: 217, NextOffset: 250
+    testutil.go:509: Offset: 121, NextOffset: 154
+    testutil.go:509: Offset: 250, NextOffset: 283
+    testutil.go:509: Offset: 154, NextOffset: 187
+    testutil.go:509: Offset: 283, NextOffset: 316
+    testutil.go:509: Offset: 187, NextOffset: 220
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 349, NextOffset: 470
+    testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -166671,234 +168159,205 @@
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 72809 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 691, NextOffset: 997
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:2349:   [4] at 97614 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 851
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48581,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 997, NextOffset: 1030
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48581,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72809,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 851, NextOffset: 884
     testutil.go:509: Offset: 1030, NextOffset: 1063
     testutil.go:509: Offset: 884, NextOffset: 917
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1063, NextOffset: 1096
     testutil.go:509: Offset: 917, NextOffset: 950
     testutil.go:509: Offset: 1096, NextOffset: 1378
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24165 48584 72811 96772]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 950, NextOffset: 1155
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 88, NextOffset: 121
-    testutil.go:509: Offset: 217, NextOffset: 250
-    testutil.go:509: Offset: 121, NextOffset: 154
-    testutil.go:509: Offset: 250, NextOffset: 283
-    testutil.go:509: Offset: 154, NextOffset: 187
-    testutil.go:509: Offset: 283, NextOffset: 316
-    testutil.go:509: Offset: 187, NextOffset: 220
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 349, NextOffset: 470
-    testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 470, NextOffset: 595
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 691
-    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+    testutil.go:2349:   [2] at 48584 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72811 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96772 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48584,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48584,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72811,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar test2 foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test2 test dev]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24165 48581 72809 96770]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark baz.txt foo1.txt bar test2 foo3.txt barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test2 test dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48581 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72809 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96770 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48581,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48581,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72809,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24165 48584 72811 97616]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 48584 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72811 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97616 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48584,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48584,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72811,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":864,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":897,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":930,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1013,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1046,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1079,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1112,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":864,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":897,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":930,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1013,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1046,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1079,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1112,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink foo1.txt test dev test2]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark test2]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:509: Offset: 592, NextOffset: 686
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 537, NextOffset: 864
     testutil.go:509: Offset: 686, NextOffset: 1013
@@ -166915,7 +168374,7 @@
     testutil.go:509: Offset: 963, NextOffset: 1177
     testutil.go:509: Offset: 1112, NextOffset: 1397
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -166951,13 +168410,23 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:509: Offset: 592, NextOffset: 686
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink foo1.txt test dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 119, NextOffset: 152
+    testutil.go:509: Offset: 251, NextOffset: 284
+    testutil.go:509: Offset: 152, NextOffset: 185
+    testutil.go:509: Offset: 284, NextOffset: 317
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 317, NextOffset: 350
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 350, NextOffset: 469
+    testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -166971,6 +168440,9 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -166980,14 +168452,6 @@
     testutil.go:509: Offset: 686, NextOffset: 1013
     testutil.go:509: Offset: 537, NextOffset: 864
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24165 48581 72809 97614]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -166996,208 +168460,186 @@
     testutil.go:509: Offset: 1046, NextOffset: 1079
     testutil.go:509: Offset: 897, NextOffset: 930
     testutil.go:509: Offset: 1079, NextOffset: 1112
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 930, NextOffset: 963
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1112, NextOffset: 1397
     testutil.go:509: Offset: 963, NextOffset: 1177
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 86, NextOffset: 119
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 251, NextOffset: 284
-    testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 284, NextOffset: 317
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 317, NextOffset: 350
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 350, NextOffset: 469
-    testutil.go:509: Offset: 251, NextOffset: 345
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 48581 in stargz, uncompressed length 33536
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 72809 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97614 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24165 48584 72811 96772]
+    testutil.go:2330: got gzip streams:
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48584 in stargz, uncompressed length 33536
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
+    testutil.go:2349:   [3] at 72811 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96772 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48581,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48584,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48581,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72809,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48584,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72811,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test test2 .no.prefetch.landmark foo3.txt barlink dev baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink dev baz.txt foo1.txt bar test test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24165 48581 72809 96770]
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24166 48586 72817 97622]
     testutil.go:2330: got gzip streams:
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48581 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72809 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96770 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:2349:   [1] at 24166 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48586 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72817 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97622 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48581,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24166,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48586,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48581,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72809,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48586,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72817,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":875,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":908,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":974,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1024,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1057,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1090,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1123,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":875,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":908,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":974,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1024,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1057,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1090,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1123,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test2 foo1.txt bar barlink test .no.prefetch.landmark baz.txt foo3.txt dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 .no.prefetch.landmark foo3.txt test baz.txt foo1.txt bar barlink dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -167216,14 +168658,14 @@
     testutil.go:509: Offset: 1057, NextOffset: 1090
     testutil.go:509: Offset: 941, NextOffset: 974
     testutil.go:509: Offset: 1090, NextOffset: 1123
-    testutil.go:509: Offset: 974, NextOffset: 1188
+    testutil.go:509: Offset: 974, NextOffset: 1187
     testutil.go:509: Offset: 1123, NextOffset: 1413
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -167252,8 +168694,25 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 352, NextOffset: 473
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:509: Offset: 473, NextOffset: 598
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test .no.prefetch.landmark baz.txt foo3.txt dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink dev test2 .no.prefetch.landmark foo3.txt test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -167270,14 +168729,17 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 694, NextOffset: 1024
     testutil.go:509: Offset: 545, NextOffset: 875
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1024, NextOffset: 1057
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1057, NextOffset: 1090
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1090, NextOffset: 1123
+    testutil.go:509: Offset: 941, NextOffset: 974
+    testutil.go:509: Offset: 1123, NextOffset: 1413
+    testutil.go:509: Offset: 974, NextOffset: 1187
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -167294,197 +168756,176 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 473, NextOffset: 598
     testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1024, NextOffset: 1057
-    testutil.go:509: Offset: 875, NextOffset: 908
-    testutil.go:509: Offset: 1057, NextOffset: 1090
-    testutil.go:509: Offset: 908, NextOffset: 941
-    testutil.go:509: Offset: 1090, NextOffset: 1123
-    testutil.go:509: Offset: 941, NextOffset: 974
-    testutil.go:509: Offset: 1123, NextOffset: 1413
-    testutil.go:509: Offset: 974, NextOffset: 1188
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24167 48584 72815 97620]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24167 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48584 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72815 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97620 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24167,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48584,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48584,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72815,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev test2 foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt bar barlink test baz.txt foo3.txt dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24166 48586 72817 96778]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [1] at 24166 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink test baz.txt foo3.txt dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [2] at 48586 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev test2 foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [3] at 72817 in stargz, uncompressed length 32000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 672
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:2349:   [4] at 96778 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:509: Offset: 93, NextOffset: 771
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24166,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48586,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48586,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72817,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 672
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24167 48584 72815 96776]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24167 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48584 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72815 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96776 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24167,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48584,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48584,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72815,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":869,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":902,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":935,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":968,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1018,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1051,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1084,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1117,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":869,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":902,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":935,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":968,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1018,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1051,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1084,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1117,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo1.txt foo3.txt barlink test .no.prefetch.landmark bar dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt foo3.txt test .no.prefetch.landmark bar barlink dev test2 baz.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -167503,7 +168944,7 @@
     testutil.go:509: Offset: 1051, NextOffset: 1084
     testutil.go:509: Offset: 935, NextOffset: 968
     testutil.go:509: Offset: 1084, NextOffset: 1117
-    testutil.go:509: Offset: 968, NextOffset: 1180
+    testutil.go:509: Offset: 968, NextOffset: 1181
     testutil.go:509: Offset: 1117, NextOffset: 1404
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
@@ -167517,6 +168958,8 @@
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 120, NextOffset: 153
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 252, NextOffset: 285
@@ -167539,21 +168982,23 @@
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:509: Offset: 471, NextOffset: 595
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar dev test2 baz.txt foo1.txt foo3.txt barlink test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [barlink dev test2 baz.txt foo1.txt foo3.txt test .no.prefetch.landmark bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 595, NextOffset: 690
     testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -167576,6 +169021,10 @@
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 252, NextOffset: 285
     testutil.go:509: Offset: 153, NextOffset: 186
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24170 48591 72825 97630]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 285, NextOffset: 318
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 318, NextOffset: 351
@@ -167585,12 +169034,9 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 471, NextOffset: 595
     testutil.go:509: Offset: 347, NextOffset: 446
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 690, NextOffset: 1018
     testutil.go:509: Offset: 541, NextOffset: 869
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -167601,77 +169047,53 @@
     testutil.go:509: Offset: 1084, NextOffset: 1117
     testutil.go:509: Offset: 935, NextOffset: 968
     testutil.go:509: Offset: 1117, NextOffset: 1404
-    testutil.go:509: Offset: 968, NextOffset: 1180
+    testutil.go:509: Offset: 968, NextOffset: 1181
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
+    testutil.go:2349:   [1] at 24170 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48591 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72825 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97630 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24170,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48591,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48591,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72825,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar foo3.txt dev test2 barlink test .no.prefetch.landmark baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev bar barlink test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev test2 barlink test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -167681,89 +169103,121 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24168 48586 72818 97623]
-    testutil.go:2330: got gzip streams:
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev bar barlink test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 768
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 24168 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 48586 in stargz, uncompressed length 33536
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 668
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 72818 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97623 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24170 48591 72825 96786]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24170 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48591 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72825 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96786 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24168,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48586,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24170,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48591,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48586,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72818,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48591,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72825,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":882,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":915,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":981,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1031,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1064,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1097,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1130,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":881,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":947,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":980,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1030,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1129,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 .no.prefetch.landmark baz.txt foo1.txt dev bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 baz.txt barlink test dev .no.prefetch.landmark foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -167784,10 +169238,10 @@
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 122, NextOffset: 155
     testutil.go:509: Offset: 221, NextOffset: 254
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 155, NextOffset: 188
     testutil.go:509: Offset: 254, NextOffset: 287
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 287, NextOffset: 320
     testutil.go:509: Offset: 221, NextOffset: 254
@@ -167803,28 +169257,28 @@
     testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:509: Offset: 601, NextOffset: 698
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 882
-    testutil.go:509: Offset: 698, NextOffset: 1031
+    testutil.go:509: Offset: 549, NextOffset: 881
+    testutil.go:509: Offset: 698, NextOffset: 1030
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1031, NextOffset: 1064
-    testutil.go:509: Offset: 915, NextOffset: 948
-    testutil.go:509: Offset: 1064, NextOffset: 1097
-    testutil.go:509: Offset: 948, NextOffset: 981
-    testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 981, NextOffset: 1195
-    testutil.go:509: Offset: 1130, NextOffset: 1423
+    testutil.go:509: Offset: 881, NextOffset: 914
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 914, NextOffset: 947
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 947, NextOffset: 980
+    testutil.go:509: Offset: 1096, NextOffset: 1129
+    testutil.go:509: Offset: 980, NextOffset: 1193
+    testutil.go:509: Offset: 1129, NextOffset: 1422
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test test2 .no.prefetch.landmark baz.txt foo1.txt dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt test2 baz.txt barlink test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -167838,37 +169292,37 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 475, NextOffset: 601
-    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 881, NextOffset: 914
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 914, NextOffset: 947
+    testutil.go:509: Offset: 1096, NextOffset: 1129
+    testutil.go:509: Offset: 947, NextOffset: 980
+    testutil.go:509: Offset: 1129, NextOffset: 1422
+    testutil.go:509: Offset: 980, NextOffset: 1193
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 475, NextOffset: 601
+    testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 601, NextOffset: 698
     testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 698, NextOffset: 1031
-    testutil.go:509: Offset: 549, NextOffset: 882
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1031, NextOffset: 1064
-    testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1064, NextOffset: 1097
-    testutil.go:509: Offset: 915, NextOffset: 948
-    testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 948, NextOffset: 981
-    testutil.go:509: Offset: 1130, NextOffset: 1423
-    testutil.go:509: Offset: 981, NextOffset: 1195
+    testutil.go:509: Offset: 698, NextOffset: 1030
+    testutil.go:509: Offset: 549, NextOffset: 881
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -167878,209 +169332,183 @@
     testutil.go:509: Offset: 122, NextOffset: 155
     testutil.go:509: Offset: 254, NextOffset: 287
     testutil.go:509: Offset: 155, NextOffset: 188
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24168 48586 72818 96779]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 287, NextOffset: 320
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24168 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48586 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72818 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96779 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24168,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48586,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48586,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72818,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo3.txt barlink test baz.txt foo1.txt bar dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test test2 bar foo3.txt dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24170 48591 72825 97630]
+    testutil.go:2330: got gzip streams:
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar dev test2 .no.prefetch.landmark foo3.txt barlink test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:395: Comparing: "test" vs "test"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [1] at 24170 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [2] at 48591 in stargz, uncompressed length 33536
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24168 48586 72818 97623]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24168 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48586 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72818 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97623 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt dev .no.prefetch.landmark baz.txt foo1.txt barlink test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
+    testutil.go:2349:   [3] at 72825 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97630 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24168,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48586,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24170,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48591,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48586,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72818,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48591,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72825,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":958,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":991,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1024,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1057,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1107,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1140,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1206,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test2 foo1.txt bar foo3.txt barlink test .no.prefetch.landmark baz.txt dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 958
-    testutil.go:509: Offset: 686, NextOffset: 1107
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 958, NextOffset: 991
-    testutil.go:509: Offset: 1107, NextOffset: 1140
-    testutil.go:509: Offset: 991, NextOffset: 1024
-    testutil.go:509: Offset: 1140, NextOffset: 1173
-    testutil.go:509: Offset: 1024, NextOffset: 1057
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1173, NextOffset: 1206
-    testutil.go:509: Offset: 1057, NextOffset: 1366
-    testutil.go:509: Offset: 1206, NextOffset: 1591
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":962,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":995,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1028,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1061,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1111,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1144,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1177,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1210,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test .no.prefetch.landmark bar foo3.txt barlink dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -168117,14 +169545,56 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 537, NextOffset: 962
+    testutil.go:509: Offset: 686, NextOffset: 1111
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 962, NextOffset: 995
+    testutil.go:509: Offset: 1111, NextOffset: 1144
+    testutil.go:509: Offset: 995, NextOffset: 1028
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1144, NextOffset: 1177
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24170 48591 72825 96786]
+    testutil.go:2330: got gzip streams:
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1028, NextOffset: 1061
+    testutil.go:509: Offset: 1177, NextOffset: 1210
+    testutil.go:509: Offset: 1061, NextOffset: 1371
+    testutil.go:509: Offset: 1210, NextOffset: 1597
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt dev test2 foo1.txt bar foo3.txt barlink test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev test2 baz.txt foo1.txt test .no.prefetch.landmark bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 686, NextOffset: 1111
+    testutil.go:509: Offset: 537, NextOffset: 962
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 251, NextOffset: 284
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24170 in stargz, uncompressed length 32512
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 284, NextOffset: 317
     testutil.go:509: Offset: 185, NextOffset: 218
@@ -168132,24 +169602,32 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 218, NextOffset: 251
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 119, NextOffset: 152
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [2] at 48591 in stargz, uncompressed length 33536
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 251, NextOffset: 284
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:2349:   [3] at 72825 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96786 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24170,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48591,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48591,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 284, NextOffset: 317
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72825,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 317, NextOffset: 350
     testutil.go:509: Offset: 218, NextOffset: 251
@@ -168158,200 +169636,176 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 469, NextOffset: 592
     testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 686
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1107
-    testutil.go:509: Offset: 537, NextOffset: 958
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1107, NextOffset: 1140
-    testutil.go:509: Offset: 958, NextOffset: 991
-    testutil.go:509: Offset: 1140, NextOffset: 1173
-    testutil.go:509: Offset: 991, NextOffset: 1024
-    testutil.go:509: Offset: 1173, NextOffset: 1206
-    testutil.go:509: Offset: 1024, NextOffset: 1057
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1206, NextOffset: 1591
-    testutil.go:509: Offset: 1057, NextOffset: 1366
+    testutil.go:509: Offset: 1111, NextOffset: 1144
+    testutil.go:509: Offset: 962, NextOffset: 995
+    testutil.go:509: Offset: 1144, NextOffset: 1177
+    testutil.go:509: Offset: 995, NextOffset: 1028
+    testutil.go:509: Offset: 1177, NextOffset: 1210
+    testutil.go:509: Offset: 1028, NextOffset: 1061
+    testutil.go:509: Offset: 1210, NextOffset: 1597
+    testutil.go:509: Offset: 1061, NextOffset: 1371
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24168 48586 72818 96779]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [1] at 24168 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48586 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:2349:   [3] at 72818 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96779 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 922
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24168,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48586,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48586,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72818,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 823
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24169 48588 72821 97626]
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24172 48594 72829 97634]
     testutil.go:2330: got gzip streams:
     testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24169 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48588 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":970,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1003,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1036,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1069,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
+    testutil.go:2349:   [1] at 24172 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48594 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72829 in stargz, uncompressed length 33124
+    testutil.go:2349:   [4] at 97634 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24172,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48594,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48594,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72829,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1119,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1152,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1185,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1218,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":974,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1007,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1040,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1073,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1123,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1156,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1189,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1222,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test dev baz.txt foo1.txt bar barlink test2 .no.prefetch.landmark foo3.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt bar foo3.txt barlink .no.prefetch.landmark baz.txt test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -168360,30 +169814,11 @@
     testutil.go:509: Offset: 121, NextOffset: 154
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 154, NextOffset: 187
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [3] at 72821 in stargz, uncompressed length 33124
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 253, NextOffset: 286
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:2349:   [4] at 97626 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 187, NextOffset: 220
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24169,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48588,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48588,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72821,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 286, NextOffset: 319
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 319, NextOffset: 352
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -168408,50 +169843,36 @@
     testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:509: Offset: 598, NextOffset: 694
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 545, NextOffset: 970
-    testutil.go:509: Offset: 694, NextOffset: 1119
+    testutil.go:509: Offset: 545, NextOffset: 974
+    testutil.go:509: Offset: 694, NextOffset: 1123
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 970, NextOffset: 1003
-    testutil.go:509: Offset: 1119, NextOffset: 1152
-    testutil.go:509: Offset: 1003, NextOffset: 1036
-    testutil.go:509: Offset: 1152, NextOffset: 1185
-    testutil.go:509: Offset: 1036, NextOffset: 1069
-    testutil.go:509: Offset: 1185, NextOffset: 1218
-    testutil.go:509: Offset: 1069, NextOffset: 1380
-    testutil.go:509: Offset: 1218, NextOffset: 1609
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 974, NextOffset: 1007
+    testutil.go:509: Offset: 1123, NextOffset: 1156
+    testutil.go:509: Offset: 1007, NextOffset: 1040
+    testutil.go:509: Offset: 1156, NextOffset: 1189
+    testutil.go:509: Offset: 1040, NextOffset: 1073
+    testutil.go:509: Offset: 1189, NextOffset: 1222
+    testutil.go:509: Offset: 1073, NextOffset: 1387
+    testutil.go:509: Offset: 1222, NextOffset: 1614
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo3.txt test dev baz.txt foo1.txt bar barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink .no.prefetch.landmark baz.txt test dev test2 foo1.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 694, NextOffset: 1119
-    testutil.go:509: Offset: 545, NextOffset: 970
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1119, NextOffset: 1152
-    testutil.go:509: Offset: 970, NextOffset: 1003
-    testutil.go:509: Offset: 1152, NextOffset: 1185
-    testutil.go:509: Offset: 1003, NextOffset: 1036
-    testutil.go:509: Offset: 1185, NextOffset: 1218
-    testutil.go:509: Offset: 1036, NextOffset: 1069
-    testutil.go:509: Offset: 1218, NextOffset: 1609
-    testutil.go:509: Offset: 1069, NextOffset: 1380
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 694, NextOffset: 1123
+    testutil.go:509: Offset: 545, NextOffset: 974
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -168465,15 +169886,23 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1123, NextOffset: 1156
+    testutil.go:509: Offset: 974, NextOffset: 1007
+    testutil.go:509: Offset: 1156, NextOffset: 1189
+    testutil.go:509: Offset: 1007, NextOffset: 1040
+    testutil.go:509: Offset: 1189, NextOffset: 1222
+    testutil.go:509: Offset: 1040, NextOffset: 1073
+    testutil.go:509: Offset: 1222, NextOffset: 1614
+    testutil.go:509: Offset: 1073, NextOffset: 1387
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -168489,200 +169918,161 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
+=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24172 48594 72829 96790]
+    testutil.go:2330: got gzip streams:
+    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
+    testutil.go:2349:   [1] at 24172 in stargz, uncompressed length 32512
+    testutil.go:2349:   [2] at 48594 in stargz, uncompressed length 33536
+    testutil.go:2349:   [3] at 72829 in stargz, uncompressed length 32000
+    testutil.go:2349:   [4] at 96790 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24172,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48594,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48594,"innerOffset":1536,"digest":"sha256:0e02c7315d5539a3e4cd042a42a162cd9cd8ef0abc00742336cce4ba10158d27","chunkSize":32000,"chunkDigest":"sha256:50cd3e02ff843624d6384d07726aa6e7bce0ade97dfecaa16cc566afcf2c9324"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72829,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:50b3edb0c75b8bcadc021d694f17645be63d86fe299e7374ed31a92ca5e3fc7b"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 baz.txt foo3.txt barlink dev .no.prefetch.landmark foo1.txt bar test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt barlink test dev test2 bar foo3.txt .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24169 48588 72821 96782]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev .no.prefetch.landmark foo1.txt bar test test2 baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 bar foo3.txt .no.prefetch.landmark baz.txt foo1.txt barlink test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
     testutil.go:395: Comparing: "bar" vs "bar"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 24169 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 48588 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:2349:   [3] at 72821 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96782 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24169,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 828
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48588,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48588,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72821,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 927
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":964,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":997,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1030,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1063,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1113,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1146,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1212,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":967,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1000,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1033,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1066,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1116,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1149,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1182,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1215,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test dev test2 baz.txt foo1.txt foo3.txt barlink .no.prefetch.landmark bar]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 964, NextOffset: 997
-    testutil.go:509: Offset: 1113, NextOffset: 1146
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1146, NextOffset: 1179
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 1179, NextOffset: 1212
-    testutil.go:509: Offset: 1063, NextOffset: 1372
-    testutil.go:509: Offset: 1212, NextOffset: 1602
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 219, NextOffset: 252
@@ -168716,51 +170106,28 @@
     testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:509: Offset: 595, NextOffset: 690
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 964
-    testutil.go:509: Offset: 690, NextOffset: 1113
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24165 48582 72809 97614]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt foo3.txt barlink .no.prefetch.landmark bar test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 690, NextOffset: 1113
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 541, NextOffset: 964
+    testutil.go:509: Offset: 541, NextOffset: 967
+    testutil.go:509: Offset: 690, NextOffset: 1116
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 690
-    testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1113, NextOffset: 1146
-    testutil.go:509: Offset: 964, NextOffset: 997
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1146, NextOffset: 1179
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1179, NextOffset: 1212
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 1212, NextOffset: 1602
-    testutil.go:509: Offset: 1063, NextOffset: 1372
+    testutil.go:509: Offset: 967, NextOffset: 1000
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 1000, NextOffset: 1033
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1033, NextOffset: 1066
+    testutil.go:509: Offset: 1182, NextOffset: 1215
+    testutil.go:509: Offset: 1066, NextOffset: 1377
+    testutil.go:509: Offset: 1215, NextOffset: 1605
     testutil.go:395: Comparing: "dev" vs "dev"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 48582 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt test foo1.txt bar foo3.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -168771,36 +170138,46 @@
     testutil.go:509: Offset: 285, NextOffset: 318
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 318, NextOffset: 351
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 72809 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97614 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 967, NextOffset: 1000
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1000, NextOffset: 1033
+    testutil.go:509: Offset: 1182, NextOffset: 1215
+    testutil.go:509: Offset: 1033, NextOffset: 1066
+    testutil.go:509: Offset: 1215, NextOffset: 1605
+    testutil.go:509: Offset: 1066, NextOffset: 1377
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 690
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 690, NextOffset: 1116
+    testutil.go:509: Offset: 541, NextOffset: 967
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 219, NextOffset: 252
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48582,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 120, NextOffset: 153
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 285
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48582,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72809,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 285, NextOffset: 318
     testutil.go:509: Offset: 186, NextOffset: 219
@@ -168808,214 +170185,159 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:509: Offset: 347, NextOffset: 446
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt bar foo3.txt foo1.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 bar dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt bar foo3.txt foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test test2 bar dev .no.prefetch.landmark baz.txt foo1.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24165 48582 72809 96770]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48582 in stargz, uncompressed length 33536
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 72809 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96770 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48582,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48582,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72809,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":976,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1009,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1042,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1075,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1125,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1158,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1191,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1224,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":979,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1012,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1078,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1128,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1161,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1194,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1227,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink foo3.txt test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 89, NextOffset: 122
-    testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 122, NextOffset: 155
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 155, NextOffset: 188
-    testutil.go:509: Offset: 254, NextOffset: 287
-    testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 287, NextOffset: 320
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 320, NextOffset: 353
-    testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:509: Offset: 353, NextOffset: 475
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 351, NextOffset: 452
-    testutil.go:509: Offset: 475, NextOffset: 601
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:509: Offset: 601, NextOffset: 698
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 976
-    testutil.go:509: Offset: 698, NextOffset: 1125
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt test dev test2 barlink .no.prefetch.landmark]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 1125, NextOffset: 1158
-    testutil.go:509: Offset: 1009, NextOffset: 1042
-    testutil.go:509: Offset: 1158, NextOffset: 1191
-    testutil.go:509: Offset: 1042, NextOffset: 1075
-    testutil.go:509: Offset: 1191, NextOffset: 1224
-    testutil.go:509: Offset: 1075, NextOffset: 1384
-    testutil.go:509: Offset: 1224, NextOffset: 1617
+    testutil.go:509: Offset: 979, NextOffset: 1012
+    testutil.go:509: Offset: 1128, NextOffset: 1161
+    testutil.go:509: Offset: 1012, NextOffset: 1045
+    testutil.go:509: Offset: 1161, NextOffset: 1194
+    testutil.go:509: Offset: 1045, NextOffset: 1078
+    testutil.go:509: Offset: 1194, NextOffset: 1227
+    testutil.go:509: Offset: 1078, NextOffset: 1389
+    testutil.go:509: Offset: 1227, NextOffset: 1619
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -169030,60 +170352,59 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 254, NextOffset: 351
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 353, NextOffset: 475
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
-    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 122, NextOffset: 155
-    testutil.go:509: Offset: 254, NextOffset: 287
+    testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 155, NextOffset: 188
-    testutil.go:509: Offset: 287, NextOffset: 320
+    testutil.go:509: Offset: 254, NextOffset: 287
     testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 287, NextOffset: 320
     testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 353, NextOffset: 475
+    testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 475, NextOffset: 601
     testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:509: Offset: 475, NextOffset: 601
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 601, NextOffset: 698
     testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 601, NextOffset: 698
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 698, NextOffset: 1125
-    testutil.go:509: Offset: 549, NextOffset: 976
+    testutil.go:509: Offset: 549, NextOffset: 979
+    testutil.go:509: Offset: 698, NextOffset: 1128
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev test2 barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 698, NextOffset: 1128
+    testutil.go:509: Offset: 549, NextOffset: 979
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24165 48582 72809 97614]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1125, NextOffset: 1158
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 1158, NextOffset: 1191
-    testutil.go:509: Offset: 1009, NextOffset: 1042
-    testutil.go:509: Offset: 1191, NextOffset: 1224
-    testutil.go:509: Offset: 1042, NextOffset: 1075
-    testutil.go:509: Offset: 1224, NextOffset: 1617
-    testutil.go:509: Offset: 1075, NextOffset: 1384
+    testutil.go:509: Offset: 1128, NextOffset: 1161
+    testutil.go:509: Offset: 979, NextOffset: 1012
+    testutil.go:509: Offset: 1161, NextOffset: 1194
+    testutil.go:509: Offset: 1012, NextOffset: 1045
+    testutil.go:509: Offset: 1194, NextOffset: 1227
+    testutil.go:509: Offset: 1045, NextOffset: 1078
+    testutil.go:509: Offset: 1227, NextOffset: 1619
+    testutil.go:509: Offset: 1078, NextOffset: 1389
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -169097,53 +170418,72 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 89, NextOffset: 122
+    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 122, NextOffset: 155
+    testutil.go:509: Offset: 254, NextOffset: 287
+    testutil.go:509: Offset: 155, NextOffset: 188
+    testutil.go:509: Offset: 287, NextOffset: 320
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 320, NextOffset: 353
+    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 353, NextOffset: 475
+    testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 475, NextOffset: 601
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 601, NextOffset: 698
+    testutil.go:509: Offset: 452, NextOffset: 549
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [2] at 48582 in stargz, uncompressed length 33536
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX
-    testutil.go:2349:   [3] at 72809 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97614 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48582,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48582,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72809,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test dev .no.prefetch.landmark baz.txt bar foo3.txt barlink test2 foo1.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt barlink test test2 baz.txt bar foo3.txt dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 932
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -169153,144 +170493,111 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark foo1.txt barlink test test2 baz.txt bar foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink test2 foo1.txt test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24165 48582 72809 96770]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24165 in stargz, uncompressed length 32512
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX
-    testutil.go:2349:   [2] at 48582 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72809 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96770 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24165,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48582,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48582,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72809,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":868,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":901,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":934,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":967,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1017,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1050,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1083,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1116,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":868,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":901,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":934,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":967,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1017,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1050,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1083,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1116,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt bar foo3.txt barlink test baz.txt dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt barlink dev test2 baz.txt foo1.txt test .no.prefetch.landmark bar]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 537, NextOffset: 868
+    testutil.go:509: Offset: 686, NextOffset: 1017
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 868, NextOffset: 901
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1017, NextOffset: 1050
     testutil.go:509: Offset: 901, NextOffset: 934
     testutil.go:509: Offset: 1050, NextOffset: 1083
     testutil.go:509: Offset: 934, NextOffset: 967
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1083, NextOffset: 1116
     testutil.go:509: Offset: 967, NextOffset: 1179
     testutil.go:509: Offset: 1116, NextOffset: 1399
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 185, NextOffset: 218
@@ -169310,8 +170617,6 @@
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 152, NextOffset: 185
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 251, NextOffset: 284
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 284, NextOffset: 317
@@ -169327,11 +170632,10 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 592, NextOffset: 686
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 868
-    testutil.go:509: Offset: 686, NextOffset: 1017
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt test .no.prefetch.landmark bar foo3.txt barlink dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -169345,8 +170649,31 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1017, NextOffset: 1050
+    testutil.go:509: Offset: 868, NextOffset: 901
+    testutil.go:509: Offset: 1050, NextOffset: 1083
+    testutil.go:509: Offset: 901, NextOffset: 934
+    testutil.go:509: Offset: 1083, NextOffset: 1116
+    testutil.go:509: Offset: 934, NextOffset: 967
+    testutil.go:509: Offset: 1116, NextOffset: 1399
+    testutil.go:509: Offset: 967, NextOffset: 1179
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 686, NextOffset: 1017
+    testutil.go:509: Offset: 537, NextOffset: 868
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -169363,222 +170690,167 @@
     testutil.go:509: Offset: 284, NextOffset: 317
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 317, NextOffset: 350
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 686
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1017
-    testutil.go:509: Offset: 537, NextOffset: 868
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1017, NextOffset: 1050
-    testutil.go:509: Offset: 868, NextOffset: 901
-    testutil.go:509: Offset: 1050, NextOffset: 1083
-    testutil.go:509: Offset: 901, NextOffset: 934
-    testutil.go:509: Offset: 1083, NextOffset: 1116
-    testutil.go:509: Offset: 934, NextOffset: 967
-    testutil.go:509: Offset: 1116, NextOffset: 1399
-    testutil.go:509: Offset: 967, NextOffset: 1179
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24166 48584 72815 97620]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24166 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48584 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72815 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97620 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24166,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48584,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48584,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72815,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo1.txt foo3.txt barlink dev .no.prefetch.landmark bar test test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink test dev test2 foo1.txt .no.prefetch.landmark baz.txt bar foo3.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=64000
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink dev .no.prefetch.landmark bar test test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink test dev test2 foo1.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24166 48584 72815 96776]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24166 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48584 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72815 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96776 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24166,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48584,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48584,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72815,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":882,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":981,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1031,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1064,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1097,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1130,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":882,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":981,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1031,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1064,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1097,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1130,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test foo3.txt dev test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test .no.prefetch.landmark baz.txt foo3.txt dev test2 foo1.txt bar barlink]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 882
+    testutil.go:509: Offset: 694, NextOffset: 1031
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 882, NextOffset: 915
     testutil.go:509: Offset: 1031, NextOffset: 1064
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 915, NextOffset: 948
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1064, NextOffset: 1097
     testutil.go:509: Offset: 948, NextOffset: 981
     testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 981, NextOffset: 1195
+    testutil.go:509: Offset: 981, NextOffset: 1194
     testutil.go:509: Offset: 1130, NextOffset: 1418
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -169602,6 +170874,8 @@
     testutil.go:509: Offset: 154, NextOffset: 187
     testutil.go:509: Offset: 253, NextOffset: 286
     testutil.go:509: Offset: 187, NextOffset: 220
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 286, NextOffset: 319
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 319, NextOffset: 352
@@ -169615,15 +170889,10 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 882
-    testutil.go:509: Offset: 694, NextOffset: 1031
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test foo3.txt dev test2 .no.prefetch.landmark baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test .no.prefetch.landmark baz.txt foo3.txt dev test2 foo1.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 121, NextOffset: 154
@@ -169635,26 +170904,6 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1031, NextOffset: 1064
-    testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1064, NextOffset: 1097
-    testutil.go:509: Offset: 915, NextOffset: 948
-    testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 948, NextOffset: 981
-    testutil.go:509: Offset: 1130, NextOffset: 1418
-    testutil.go:509: Offset: 981, NextOffset: 1195
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 694, NextOffset: 1031
     testutil.go:509: Offset: 545, NextOffset: 882
@@ -169679,18 +170928,32 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo3.txt barlink test dev .no.prefetch.landmark foo1.txt bar test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 1031, NextOffset: 1064
+    testutil.go:509: Offset: 882, NextOffset: 915
+    testutil.go:509: Offset: 1064, NextOffset: 1097
+    testutil.go:509: Offset: 915, NextOffset: 948
+    testutil.go:509: Offset: 1097, NextOffset: 1130
+    testutil.go:509: Offset: 948, NextOffset: 981
+    testutil.go:509: Offset: 1130, NextOffset: 1418
+    testutil.go:509: Offset: 981, NextOffset: 1194
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
@@ -169699,56 +170962,60 @@
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:509: Offset: 93, NextOffset: 779
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test dev .no.prefetch.landmark foo1.txt bar test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test barlink dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
@@ -169762,44 +171029,37 @@
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24170 48589 72823 97628]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 779
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -169812,56 +171072,16 @@
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [1] at 24170 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [2] at 48589 in stargz, uncompressed length 33536
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR
-    testutil.go:2349:   [3] at 72823 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97628 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24170,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48589,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48589,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72823,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":875,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":908,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":974,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1024,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1057,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1090,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1123,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":876,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":909,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":975,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1025,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1058,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1091,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1124,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt barlink dev test2 bar foo3.txt test]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 120, NextOffset: 153
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 153, NextOffset: 186
-    testutil.go:509: Offset: 252, NextOffset: 285
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 285, NextOffset: 318
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt bar foo3.txt test dev test2 foo1.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 186, NextOffset: 219
@@ -169873,12 +171093,12 @@
     testutil.go:509: Offset: 285, NextOffset: 318
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 318, NextOffset: 351
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 347, NextOffset: 446
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 471, NextOffset: 595
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
@@ -169886,38 +171106,45 @@
     testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:509: Offset: 595, NextOffset: 690
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 875
-    testutil.go:509: Offset: 690, NextOffset: 1024
+    testutil.go:509: Offset: 541, NextOffset: 876
+    testutil.go:509: Offset: 690, NextOffset: 1025
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 875, NextOffset: 908
-    testutil.go:509: Offset: 1024, NextOffset: 1057
-    testutil.go:509: Offset: 908, NextOffset: 941
-    testutil.go:509: Offset: 1057, NextOffset: 1090
-    testutil.go:509: Offset: 941, NextOffset: 974
-    testutil.go:509: Offset: 1090, NextOffset: 1123
-    testutil.go:509: Offset: 974, NextOffset: 1187
-    testutil.go:509: Offset: 1123, NextOffset: 1408
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt test .no.prefetch.landmark baz.txt foo1.txt barlink dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1024, NextOffset: 1057
-    testutil.go:509: Offset: 875, NextOffset: 908
-    testutil.go:509: Offset: 1057, NextOffset: 1090
-    testutil.go:509: Offset: 908, NextOffset: 941
-    testutil.go:509: Offset: 1090, NextOffset: 1123
-    testutil.go:509: Offset: 941, NextOffset: 974
-    testutil.go:509: Offset: 1123, NextOffset: 1408
-    testutil.go:509: Offset: 974, NextOffset: 1187
+    testutil.go:509: Offset: 876, NextOffset: 909
+    testutil.go:509: Offset: 1025, NextOffset: 1058
+    testutil.go:509: Offset: 909, NextOffset: 942
+    testutil.go:509: Offset: 1058, NextOffset: 1091
+    testutil.go:509: Offset: 942, NextOffset: 975
+    testutil.go:509: Offset: 1091, NextOffset: 1124
+    testutil.go:509: Offset: 975, NextOffset: 1187
+    testutil.go:509: Offset: 1124, NextOffset: 1409
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 120, NextOffset: 153
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 153, NextOffset: 186
+    testutil.go:509: Offset: 252, NextOffset: 285
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 285, NextOffset: 318
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt test dev test2 foo1.txt barlink .no.prefetch.landmark baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24170 48589 72823 96784]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 219, NextOffset: 252
@@ -169930,19 +171157,30 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:509: Offset: 347, NextOffset: 446
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [1] at 24170 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 690
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 690, NextOffset: 1025
+    testutil.go:509: Offset: 541, NextOffset: 876
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1025, NextOffset: 1058
+    testutil.go:509: Offset: 876, NextOffset: 909
+    testutil.go:509: Offset: 1058, NextOffset: 1091
+    testutil.go:509: Offset: 909, NextOffset: 942
+    testutil.go:509: Offset: 1091, NextOffset: 1124
+    testutil.go:509: Offset: 942, NextOffset: 975
+    testutil.go:509: Offset: 1124, NextOffset: 1409
+    testutil.go:509: Offset: 975, NextOffset: 1187
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -169957,38 +171195,40 @@
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 285, NextOffset: 318
     testutil.go:509: Offset: 186, NextOffset: 219
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [2] at 48589 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:509: Offset: 347, NextOffset: 446
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo3.txt test2 foo1.txt barlink test dev .no.prefetch.landmark baz.txt bar]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 690
-    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 690, NextOffset: 1024
-    testutil.go:509: Offset: 541, NextOffset: 875
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR
-    testutil.go:2349:   [3] at 72823 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96784 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24170,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48589,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48589,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72823,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -169998,165 +171238,110 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 foo1.txt barlink test dev .no.prefetch.landmark baz.txt bar foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24170 48589 72823 97628]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24170 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48589 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72823 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97628 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24170,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48589,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48589,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72823,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":885,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":918,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":951,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1067,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1100,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1133,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":885,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":918,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":951,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1067,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1100,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1133,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt foo3.txt barlink test2 bar test dev .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 885, NextOffset: 918
-    testutil.go:509: Offset: 1034, NextOffset: 1067
-    testutil.go:509: Offset: 918, NextOffset: 951
-    testutil.go:509: Offset: 1067, NextOffset: 1100
-    testutil.go:509: Offset: 951, NextOffset: 984
-    testutil.go:509: Offset: 1100, NextOffset: 1133
-    testutil.go:509: Offset: 984, NextOffset: 1199
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 1133, NextOffset: 1424
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev test2 bar]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -170196,20 +171381,23 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 549, NextOffset: 885
     testutil.go:509: Offset: 698, NextOffset: 1034
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test2 bar test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 475, NextOffset: 601
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 351, NextOffset: 452
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 698, NextOffset: 1034
-    testutil.go:509: Offset: 549, NextOffset: 885
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 885, NextOffset: 918
+    testutil.go:509: Offset: 1034, NextOffset: 1067
+    testutil.go:509: Offset: 918, NextOffset: 951
+    testutil.go:509: Offset: 1067, NextOffset: 1100
+    testutil.go:509: Offset: 951, NextOffset: 984
+    testutil.go:509: Offset: 1100, NextOffset: 1133
+    testutil.go:509: Offset: 984, NextOffset: 1197
+    testutil.go:509: Offset: 1133, NextOffset: 1424
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev test2 bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
     testutil.go:509: Offset: 221, NextOffset: 254
@@ -170222,11 +171410,13 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 601, NextOffset: 698
-    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 475, NextOffset: 601
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 698, NextOffset: 1034
+    testutil.go:509: Offset: 549, NextOffset: 885
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -170237,13 +171427,15 @@
     testutil.go:509: Offset: 1100, NextOffset: 1133
     testutil.go:509: Offset: 951, NextOffset: 984
     testutil.go:509: Offset: 1133, NextOffset: 1424
-    testutil.go:509: Offset: 984, NextOffset: 1199
+    testutil.go:509: Offset: 984, NextOffset: 1197
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -170257,41 +171449,26 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 601, NextOffset: 698
+    testutil.go:509: Offset: 452, NextOffset: 549
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24170 48589 72823 96784]
-    testutil.go:2330: got gzip streams:
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-    testutil.go:2349:   [1] at 24170 in stargz, uncompressed length 32512
-    testutil.go:2349:   [2] at 48589 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72823 in stargz, uncompressed length 32000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:2349:   [4] at 96784 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test test2 foo1.txt bar foo3.txt dev]
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24170,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48589,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48589,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72823,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt foo3.txt barlink test2 .no.prefetch.landmark baz.txt bar test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
@@ -170309,18 +171486,18 @@
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
@@ -170344,25 +171521,17 @@
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt barlink test test2 foo1.txt bar foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test2 .no.prefetch.landmark baz.txt bar test dev foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
@@ -170376,46 +171545,70 @@
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1874,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1911,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1985,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2157,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2194,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2231,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2268,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1876,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1913,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1950,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1987,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2159,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2196,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2270,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar foo3.txt barlink test2 foo1.txt test dev .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test .no.prefetch.landmark barlink dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 926, NextOffset: 1876
+    testutil.go:509: Offset: 1209, NextOffset: 2159
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1876, NextOffset: 1913
+    testutil.go:509: Offset: 2159, NextOffset: 2196
+    testutil.go:509: Offset: 1913, NextOffset: 1950
+    testutil.go:509: Offset: 2196, NextOffset: 2233
+    testutil.go:509: Offset: 1950, NextOffset: 1987
+    testutil.go:509: Offset: 2233, NextOffset: 2270
+    testutil.go:509: Offset: 1987, NextOffset: 2426
+    testutil.go:509: Offset: 2270, NextOffset: 2789
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -170425,6 +171618,8 @@
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 423, NextOffset: 460
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 283, NextOffset: 320
@@ -170436,8 +171631,6 @@
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 172, NextOffset: 209
     testutil.go:509: Offset: 386, NextOffset: 423
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 246, NextOffset: 283
@@ -170454,37 +171647,9 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 725, NextOffset: 926
     testutil.go:509: Offset: 1008, NextOffset: 1209
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 926, NextOffset: 1874
-    testutil.go:509: Offset: 1209, NextOffset: 2157
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24172 48592 72827 97632]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1874, NextOffset: 1911
-    testutil.go:509: Offset: 2157, NextOffset: 2194
-    testutil.go:509: Offset: 1911, NextOffset: 1948
-    testutil.go:509: Offset: 2194, NextOffset: 2231
-    testutil.go:509: Offset: 1948, NextOffset: 1985
-    testutil.go:509: Offset: 2231, NextOffset: 2268
-    testutil.go:509: Offset: 1985, NextOffset: 2422
-    testutil.go:509: Offset: 2268, NextOffset: 2786
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt test dev .no.prefetch.landmark baz.txt bar foo3.txt barlink test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark barlink dev test2 baz.txt foo1.txt bar foo3.txt test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 386, NextOffset: 423
@@ -170497,20 +171662,35 @@
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 767, NextOffset: 1008
+    testutil.go:509: Offset: 519, NextOffset: 725
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1008, NextOffset: 1209
     testutil.go:509: Offset: 725, NextOffset: 926
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1209, NextOffset: 2157
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [1] at 24172 in stargz, uncompressed length 32512
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 926, NextOffset: 1874
+    testutil.go:509: Offset: 1209, NextOffset: 2159
+    testutil.go:509: Offset: 926, NextOffset: 1876
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2159, NextOffset: 2196
+    testutil.go:509: Offset: 1876, NextOffset: 1913
+    testutil.go:509: Offset: 2196, NextOffset: 2233
+    testutil.go:509: Offset: 1913, NextOffset: 1950
+    testutil.go:509: Offset: 2233, NextOffset: 2270
+    testutil.go:509: Offset: 1950, NextOffset: 1987
+    testutil.go:509: Offset: 2270, NextOffset: 2789
+    testutil.go:509: Offset: 1987, NextOffset: 2426
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -170518,9 +171698,6 @@
     testutil.go:509: Offset: 135, NextOffset: 172
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 172, NextOffset: 209
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [2] at 48592 in stargz, uncompressed length 33536
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 460, NextOffset: 497
@@ -170529,221 +171706,159 @@
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 767, NextOffset: 1008
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:2349:   [3] at 72827 in stargz, uncompressed length 33124
-    testutil.go:2349:   [4] at 97632 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24172,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48592,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48592,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72827,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 519, NextOffset: 725
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2157, NextOffset: 2194
-    testutil.go:509: Offset: 1874, NextOffset: 1911
-    testutil.go:509: Offset: 2194, NextOffset: 2231
-    testutil.go:509: Offset: 1911, NextOffset: 1948
-    testutil.go:509: Offset: 2231, NextOffset: 2268
-    testutil.go:509: Offset: 1948, NextOffset: 1985
-    testutil.go:509: Offset: 2268, NextOffset: 2786
-    testutil.go:509: Offset: 1985, NextOffset: 2422
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar barlink test dev baz.txt foo1.txt foo3.txt test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt barlink baz.txt test dev test2 .no.prefetch.landmark foo1.txt bar]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-=== RUN   TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2123
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt test dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar barlink test dev baz.txt foo1.txt foo3.txt test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24172 48592 72827 96788]
-    testutil.go:2330: got gzip streams:
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2123
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [0] at 0 in stargz, uncompressed length 33024
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [1] at 24172 in stargz, uncompressed length 32512
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU
-    testutil.go:2349:   [2] at 48592 in stargz, uncompressed length 33536
-    testutil.go:2349:   [3] at 72827 in stargz, uncompressed length 32000
-    testutil.go:2349:   [4] at 96788 in stargz, uncompressed length 0; extra="SG\x11\x00STARGZEXTERNALTOC"
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24172,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48592,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48592,"innerOffset":1536,"digest":"sha256:078238c4ab40ce88e65da2fdf3a2043c2accc1a33aaf2da0b94c66155617bf68","chunkSize":32000,"chunkDigest":"sha256:f0bdc1cbc99e08c956734db9bcc554f3825fb5c4b251052c030cadad846999b1"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72827,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:a459813be9b629ba68a36a98b2521fe627492939b05d6ab83869a1ed1657db39"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1892,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1929,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1966,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2003,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2173,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2210,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2247,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2284,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1893,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1930,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1967,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2004,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2174,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2211,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2285,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt bar barlink test baz.txt foo3.txt dev test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 934, NextOffset: 1892
-    testutil.go:509: Offset: 1215, NextOffset: 2173
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test test2 .no.prefetch.landmark foo1.txt barlink dev baz.txt bar foo3.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1892, NextOffset: 1929
-    testutil.go:509: Offset: 2173, NextOffset: 2210
-    testutil.go:509: Offset: 1929, NextOffset: 1966
-    testutil.go:509: Offset: 2210, NextOffset: 2247
-    testutil.go:509: Offset: 1966, NextOffset: 2003
-    testutil.go:509: Offset: 2247, NextOffset: 2284
-    testutil.go:509: Offset: 2003, NextOffset: 2443
-    testutil.go:509: Offset: 2284, NextOffset: 2805
+    testutil.go:509: Offset: 1893, NextOffset: 1930
+    testutil.go:509: Offset: 2174, NextOffset: 2211
+    testutil.go:509: Offset: 1930, NextOffset: 1967
+    testutil.go:509: Offset: 2211, NextOffset: 2248
+    testutil.go:509: Offset: 1967, NextOffset: 2004
+    testutil.go:509: Offset: 2248, NextOffset: 2285
+    testutil.go:509: Offset: 2004, NextOffset: 2444
+    testutil.go:509: Offset: 2285, NextOffset: 2806
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -170767,8 +171882,6 @@
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 248, NextOffset: 285
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 497, NextOffset: 534
@@ -170782,28 +171895,14 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 731, NextOffset: 934
     testutil.go:509: Offset: 1012, NextOffset: 1215
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink test baz.txt foo3.txt dev test2 .no.prefetch.landmark foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1012
-    testutil.go:509: Offset: 524, NextOffset: 731
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1012, NextOffset: 1215
-    testutil.go:509: Offset: 731, NextOffset: 934
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 934, NextOffset: 1893
+    testutil.go:509: Offset: 1215, NextOffset: 2174
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2173, NextOffset: 2210
-    testutil.go:509: Offset: 1892, NextOffset: 1929
-    testutil.go:509: Offset: 2210, NextOffset: 2247
-    testutil.go:509: Offset: 1929, NextOffset: 1966
-    testutil.go:509: Offset: 2247, NextOffset: 2284
-    testutil.go:509: Offset: 1966, NextOffset: 2003
-    testutil.go:509: Offset: 2284, NextOffset: 2805
-    testutil.go:509: Offset: 2003, NextOffset: 2443
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev baz.txt bar foo3.txt test test2 .no.prefetch.landmark foo1.txt barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -170817,17 +171916,16 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1215, NextOffset: 2173
-    testutil.go:509: Offset: 934, NextOffset: 1892
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1012
+    testutil.go:509: Offset: 524, NextOffset: 731
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -170841,160 +171939,177 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1012, NextOffset: 1215
+    testutil.go:509: Offset: 731, NextOffset: 934
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1215, NextOffset: 2174
+    testutil.go:509: Offset: 934, NextOffset: 1893
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2174, NextOffset: 2211
+    testutil.go:509: Offset: 1893, NextOffset: 1930
+    testutil.go:509: Offset: 2211, NextOffset: 2248
+    testutil.go:509: Offset: 1930, NextOffset: 1967
+    testutil.go:509: Offset: 2248, NextOffset: 2285
+    testutil.go:509: Offset: 1967, NextOffset: 2004
+    testutil.go:509: Offset: 2285, NextOffset: 2806
+    testutil.go:509: Offset: 2004, NextOffset: 2444
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test foo3.txt dev test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt barlink test dev .no.prefetch.landmark baz.txt bar foo3.txt test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink test foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt test2 foo1.txt barlink test dev .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1882,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1919,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1956,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1993,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2165,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2202,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2239,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2276,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1883,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1920,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1957,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1994,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark barlink dev test2 baz.txt foo1.txt bar foo3.txt test]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink dev bar test test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1882, NextOffset: 1919
-    testutil.go:509: Offset: 2165, NextOffset: 2202
-    testutil.go:509: Offset: 1919, NextOffset: 1956
-    testutil.go:509: Offset: 2202, NextOffset: 2239
-    testutil.go:509: Offset: 1956, NextOffset: 1993
-    testutil.go:509: Offset: 2239, NextOffset: 2276
-    testutil.go:509: Offset: 1993, NextOffset: 2430
-    testutil.go:509: Offset: 2276, NextOffset: 2796
+    testutil.go:509: Offset: 1883, NextOffset: 1920
+    testutil.go:509: Offset: 2166, NextOffset: 2203
+    testutil.go:509: Offset: 1920, NextOffset: 1957
+    testutil.go:509: Offset: 2203, NextOffset: 2240
+    testutil.go:509: Offset: 1957, NextOffset: 1994
+    testutil.go:509: Offset: 2240, NextOffset: 2277
+    testutil.go:509: Offset: 1994, NextOffset: 2432
+    testutil.go:509: Offset: 2277, NextOffset: 2797
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -171032,10 +172147,30 @@
     testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:509: Offset: 1010, NextOffset: 1213
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 930, NextOffset: 1882
-    testutil.go:509: Offset: 1213, NextOffset: 2165
+    testutil.go:509: Offset: 930, NextOffset: 1883
+    testutil.go:509: Offset: 1213, NextOffset: 2166
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt test .no.prefetch.landmark barlink dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev bar test test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1010, NextOffset: 1213
+    testutil.go:509: Offset: 727, NextOffset: 930
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2166, NextOffset: 2203
+    testutil.go:509: Offset: 1883, NextOffset: 1920
+    testutil.go:509: Offset: 2203, NextOffset: 2240
+    testutil.go:509: Offset: 1920, NextOffset: 1957
+    testutil.go:509: Offset: 2240, NextOffset: 2277
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1957, NextOffset: 1994
+    testutil.go:509: Offset: 2277, NextOffset: 2797
+    testutil.go:509: Offset: 1994, NextOffset: 2432
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -171049,37 +172184,6 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 768, NextOffset: 1010
-    testutil.go:509: Offset: 521, NextOffset: 727
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1010, NextOffset: 1213
-    testutil.go:509: Offset: 727, NextOffset: 930
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1213, NextOffset: 2165
-    testutil.go:509: Offset: 930, NextOffset: 1882
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2165, NextOffset: 2202
-    testutil.go:509: Offset: 1882, NextOffset: 1919
-    testutil.go:509: Offset: 2202, NextOffset: 2239
-    testutil.go:509: Offset: 1919, NextOffset: 1956
-    testutil.go:509: Offset: 2239, NextOffset: 2276
-    testutil.go:509: Offset: 1956, NextOffset: 1993
-    testutil.go:509: Offset: 2276, NextOffset: 2796
-    testutil.go:509: Offset: 1993, NextOffset: 2430
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -171092,30 +172196,51 @@
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 768
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 322, NextOffset: 521
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 768, NextOffset: 1010
+    testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1213, NextOffset: 2166
+    testutil.go:509: Offset: 930, NextOffset: 1883
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test dev test2 baz.txt foo1.txt foo3.txt .no.prefetch.landmark bar barlink]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt bar foo3.txt barlink test2 foo1.txt test dev .no.prefetch.landmark]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -171123,115 +172248,112 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt test dev .no.prefetch.landmark baz.txt bar foo3.txt barlink test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
+    testutil.go:509: Offset: 146, NextOffset: 2345
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2133
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar barlink test dev test2 baz.txt foo1.txt foo3.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:395: Comparing: "bar" vs "bar"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1901,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1938,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1975,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2012,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2182,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2256,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2293,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1903,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1940,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1977,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2014,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2184,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2258,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2295,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test test2 baz.txt foo1.txt foo3.txt barlink dev .no.prefetch.landmark bar]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev barlink test test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -171239,6 +172361,8 @@
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 175, NextOffset: 212
     testutil.go:509: Offset: 387, NextOffset: 424
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 424, NextOffset: 461
     testutil.go:509: Offset: 249, NextOffset: 286
@@ -171268,49 +172392,23 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 733, NextOffset: 937
     testutil.go:509: Offset: 1014, NextOffset: 1218
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 937, NextOffset: 1901
-    testutil.go:509: Offset: 1218, NextOffset: 2182
+    testutil.go:509: Offset: 937, NextOffset: 1903
+    testutil.go:509: Offset: 1218, NextOffset: 2184
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1901, NextOffset: 1938
-    testutil.go:509: Offset: 2182, NextOffset: 2219
-    testutil.go:509: Offset: 1938, NextOffset: 1975
-    testutil.go:509: Offset: 2219, NextOffset: 2256
-    testutil.go:509: Offset: 1975, NextOffset: 2012
-    testutil.go:509: Offset: 2256, NextOffset: 2293
-    testutil.go:509: Offset: 2012, NextOffset: 2455
-    testutil.go:509: Offset: 2293, NextOffset: 2816
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 1903, NextOffset: 1940
+    testutil.go:509: Offset: 2184, NextOffset: 2221
+    testutil.go:509: Offset: 1940, NextOffset: 1977
+    testutil.go:509: Offset: 2221, NextOffset: 2258
+    testutil.go:509: Offset: 1977, NextOffset: 2014
+    testutil.go:509: Offset: 2258, NextOffset: 2295
+    testutil.go:509: Offset: 2014, NextOffset: 2458
+    testutil.go:509: Offset: 2295, NextOffset: 2819
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink dev .no.prefetch.landmark bar test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1014, NextOffset: 1218
-    testutil.go:509: Offset: 733, NextOffset: 937
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2182, NextOffset: 2219
-    testutil.go:509: Offset: 1901, NextOffset: 1938
-    testutil.go:509: Offset: 2219, NextOffset: 2256
-    testutil.go:509: Offset: 1938, NextOffset: 1975
-    testutil.go:509: Offset: 2256, NextOffset: 2293
-    testutil.go:509: Offset: 1975, NextOffset: 2012
-    testutil.go:509: Offset: 2293, NextOffset: 2816
-    testutil.go:509: Offset: 2012, NextOffset: 2455
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev barlink test test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -171324,6 +172422,39 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1014
+    testutil.go:509: Offset: 525, NextOffset: 733
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1014, NextOffset: 1218
+    testutil.go:509: Offset: 733, NextOffset: 937
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1218, NextOffset: 2184
+    testutil.go:509: Offset: 937, NextOffset: 1903
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2184, NextOffset: 2221
+    testutil.go:509: Offset: 1903, NextOffset: 1940
+    testutil.go:509: Offset: 2221, NextOffset: 2258
+    testutil.go:509: Offset: 1940, NextOffset: 1977
+    testutil.go:509: Offset: 2258, NextOffset: 2295
+    testutil.go:509: Offset: 1977, NextOffset: 2014
+    testutil.go:509: Offset: 2295, NextOffset: 2819
+    testutil.go:509: Offset: 2014, NextOffset: 2458
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -171337,46 +172468,51 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1014
-    testutil.go:509: Offset: 525, NextOffset: 733
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1218, NextOffset: 2182
-    testutil.go:509: Offset: 937, NextOffset: 1901
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 .no.prefetch.landmark foo1.txt foo3.txt barlink test baz.txt bar dev]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark bar barlink test baz.txt foo1.txt foo3.txt dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
+    testutil.go:509: Offset: 146, NextOffset: 2371
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -171384,128 +172520,106 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink test baz.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar barlink test baz.txt foo1.txt foo3.txt dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2424,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2461,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2498,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2535,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2707,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2744,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2781,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2818,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2430,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2467,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2504,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2541,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2713,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2750,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2787,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2824,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test dev bar foo3.txt test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 926, NextOffset: 2424
-    testutil.go:509: Offset: 1209, NextOffset: 2707
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark bar barlink test dev baz.txt foo1.txt foo3.txt test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2424, NextOffset: 2461
-    testutil.go:509: Offset: 2707, NextOffset: 2744
-    testutil.go:509: Offset: 2461, NextOffset: 2498
-    testutil.go:509: Offset: 2744, NextOffset: 2781
-    testutil.go:509: Offset: 2498, NextOffset: 2535
-    testutil.go:509: Offset: 2781, NextOffset: 2818
-    testutil.go:509: Offset: 2535, NextOffset: 3343
-    testutil.go:509: Offset: 2818, NextOffset: 3707
+    testutil.go:509: Offset: 2430, NextOffset: 2467
+    testutil.go:509: Offset: 2713, NextOffset: 2750
+    testutil.go:509: Offset: 2467, NextOffset: 2504
+    testutil.go:509: Offset: 2750, NextOffset: 2787
+    testutil.go:509: Offset: 2504, NextOffset: 2541
+    testutil.go:509: Offset: 2787, NextOffset: 2824
+    testutil.go:509: Offset: 2541, NextOffset: 3354
+    testutil.go:509: Offset: 2824, NextOffset: 3718
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -171534,6 +172648,8 @@
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 320, NextOffset: 519
     testutil.go:509: Offset: 534, NextOffset: 767
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 519, NextOffset: 725
     testutil.go:509: Offset: 767, NextOffset: 1008
@@ -171542,39 +172658,35 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 725, NextOffset: 926
     testutil.go:509: Offset: 1008, NextOffset: 1209
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 926, NextOffset: 2430
+    testutil.go:509: Offset: 1209, NextOffset: 2713
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test dev bar foo3.txt test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 767, NextOffset: 1008
-    testutil.go:509: Offset: 519, NextOffset: 725
+    testutil.go:401: Directory: "" vs "": [bar barlink test dev baz.txt foo1.txt foo3.txt test2 .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1008, NextOffset: 1209
+    testutil.go:509: Offset: 725, NextOffset: 926
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2707, NextOffset: 2744
-    testutil.go:509: Offset: 2424, NextOffset: 2461
-    testutil.go:509: Offset: 2744, NextOffset: 2781
-    testutil.go:509: Offset: 2461, NextOffset: 2498
-    testutil.go:509: Offset: 2781, NextOffset: 2818
-    testutil.go:509: Offset: 2498, NextOffset: 2535
-    testutil.go:509: Offset: 2818, NextOffset: 3707
-    testutil.go:509: Offset: 2535, NextOffset: 3343
+    testutil.go:509: Offset: 2713, NextOffset: 2750
+    testutil.go:509: Offset: 2430, NextOffset: 2467
+    testutil.go:509: Offset: 2750, NextOffset: 2787
+    testutil.go:509: Offset: 2467, NextOffset: 2504
+    testutil.go:509: Offset: 2787, NextOffset: 2824
+    testutil.go:509: Offset: 2504, NextOffset: 2541
+    testutil.go:509: Offset: 2824, NextOffset: 3718
+    testutil.go:509: Offset: 2541, NextOffset: 3354
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1008, NextOffset: 1209
-    testutil.go:509: Offset: 725, NextOffset: 926
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1209, NextOffset: 2707
-    testutil.go:509: Offset: 926, NextOffset: 2424
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -171588,6 +172700,14 @@
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 767, NextOffset: 1008
+    testutil.go:509: Offset: 519, NextOffset: 725
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1209, NextOffset: 2713
+    testutil.go:509: Offset: 926, NextOffset: 2430
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -171602,157 +172722,144 @@
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar barlink test dev foo3.txt test2 .no.prefetch.landmark baz.txt foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt barlink dev .no.prefetch.landmark bar foo3.txt test test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev foo3.txt test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 3044
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink dev .no.prefetch.landmark bar foo3.txt test test2 baz.txt foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
     testutil.go:395: Comparing: "dev" vs "dev"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=64000
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3269
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 3055
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2442,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2479,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2516,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2553,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2723,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2760,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2797,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2834,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2448,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2485,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2522,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2559,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2729,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2766,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2803,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2840,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar dev .no.prefetch.landmark foo3.txt barlink test test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2442, NextOffset: 2479
-    testutil.go:509: Offset: 2723, NextOffset: 2760
-    testutil.go:509: Offset: 2479, NextOffset: 2516
-    testutil.go:509: Offset: 2760, NextOffset: 2797
-    testutil.go:509: Offset: 2516, NextOffset: 2553
-    testutil.go:509: Offset: 2797, NextOffset: 2834
-    testutil.go:509: Offset: 2553, NextOffset: 3364
-    testutil.go:509: Offset: 2834, NextOffset: 3725
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev foo1.txt test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -171767,6 +172874,8 @@
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 248, NextOffset: 285
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 497, NextOffset: 534
@@ -171779,8 +172888,6 @@
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 423, NextOffset: 460
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 285, NextOffset: 322
@@ -171796,13 +172903,22 @@
     testutil.go:509: Offset: 731, NextOffset: 934
     testutil.go:509: Offset: 1012, NextOffset: 1215
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 934, NextOffset: 2442
-    testutil.go:509: Offset: 1215, NextOffset: 2723
+    testutil.go:509: Offset: 934, NextOffset: 2448
+    testutil.go:509: Offset: 1215, NextOffset: 2729
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2448, NextOffset: 2485
+    testutil.go:509: Offset: 2729, NextOffset: 2766
+    testutil.go:509: Offset: 2485, NextOffset: 2522
+    testutil.go:509: Offset: 2766, NextOffset: 2803
+    testutil.go:509: Offset: 2522, NextOffset: 2559
+    testutil.go:509: Offset: 2803, NextOffset: 2840
+    testutil.go:509: Offset: 2559, NextOffset: 3375
+    testutil.go:509: Offset: 2840, NextOffset: 3737
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar dev .no.prefetch.landmark foo3.txt barlink test test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt barlink test dev foo1.txt test2 .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -171816,6 +172932,37 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1012, NextOffset: 1215
+    testutil.go:509: Offset: 731, NextOffset: 934
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1215, NextOffset: 2729
+    testutil.go:509: Offset: 934, NextOffset: 2448
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2729, NextOffset: 2766
+    testutil.go:509: Offset: 2448, NextOffset: 2485
+    testutil.go:509: Offset: 2766, NextOffset: 2803
+    testutil.go:509: Offset: 2485, NextOffset: 2522
+    testutil.go:509: Offset: 2803, NextOffset: 2840
+    testutil.go:509: Offset: 2522, NextOffset: 2559
+    testutil.go:509: Offset: 2840, NextOffset: 3737
+    testutil.go:509: Offset: 2559, NextOffset: 3375
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1012
+    testutil.go:509: Offset: 524, NextOffset: 731
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -171829,201 +172976,166 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1012
-    testutil.go:509: Offset: 524, NextOffset: 731
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1012, NextOffset: 1215
-    testutil.go:509: Offset: 731, NextOffset: 934
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1215, NextOffset: 2723
-    testutil.go:509: Offset: 934, NextOffset: 2442
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2723, NextOffset: 2760
-    testutil.go:509: Offset: 2442, NextOffset: 2479
-    testutil.go:509: Offset: 2760, NextOffset: 2797
-    testutil.go:509: Offset: 2479, NextOffset: 2516
-    testutil.go:509: Offset: 2797, NextOffset: 2834
-    testutil.go:509: Offset: 2516, NextOffset: 2553
-    testutil.go:509: Offset: 2834, NextOffset: 3725
-    testutil.go:509: Offset: 2553, NextOffset: 3364
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt bar foo3.txt barlink dev .no.prefetch.landmark foo1.txt test test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark bar foo3.txt test2 baz.txt foo1.txt barlink test dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink dev .no.prefetch.landmark foo1.txt test test2 baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt barlink test dev .no.prefetch.landmark bar foo3.txt test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 3065
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2435,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2472,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2509,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2546,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2718,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2755,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2792,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2829,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2441,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2478,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2515,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2552,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2724,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2761,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2798,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2835,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt test dev .no.prefetch.landmark foo1.txt barlink test2 baz.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 521, NextOffset: 727
-    testutil.go:509: Offset: 768, NextOffset: 1010
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt barlink test test2 .no.prefetch.landmark baz.txt bar foo3.txt dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:509: Offset: 1010, NextOffset: 1213
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 930, NextOffset: 2435
-    testutil.go:509: Offset: 1213, NextOffset: 2718
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 930, NextOffset: 2441
+    testutil.go:509: Offset: 1213, NextOffset: 2724
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2435, NextOffset: 2472
-    testutil.go:509: Offset: 2718, NextOffset: 2755
-    testutil.go:509: Offset: 2472, NextOffset: 2509
-    testutil.go:509: Offset: 2755, NextOffset: 2792
-    testutil.go:509: Offset: 2509, NextOffset: 2546
-    testutil.go:509: Offset: 2792, NextOffset: 2829
-    testutil.go:509: Offset: 2546, NextOffset: 3357
-    testutil.go:509: Offset: 2829, NextOffset: 3721
+    testutil.go:509: Offset: 2441, NextOffset: 2478
+    testutil.go:509: Offset: 2724, NextOffset: 2761
+    testutil.go:509: Offset: 2478, NextOffset: 2515
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 2761, NextOffset: 2798
+    testutil.go:509: Offset: 2515, NextOffset: 2552
+    testutil.go:509: Offset: 2798, NextOffset: 2835
+    testutil.go:509: Offset: 2552, NextOffset: 3367
+    testutil.go:509: Offset: 2835, NextOffset: 3732
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -172053,15 +173165,40 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 285, NextOffset: 322
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 322, NextOffset: 521
     testutil.go:509: Offset: 534, NextOffset: 768
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:509: Offset: 768, NextOffset: 1010
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt test dev .no.prefetch.landmark foo1.txt barlink test2 baz.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt bar foo3.txt dev foo1.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1213, NextOffset: 2724
+    testutil.go:509: Offset: 930, NextOffset: 2441
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 768, NextOffset: 1010
     testutil.go:509: Offset: 521, NextOffset: 727
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2724, NextOffset: 2761
+    testutil.go:509: Offset: 2441, NextOffset: 2478
+    testutil.go:509: Offset: 2761, NextOffset: 2798
+    testutil.go:509: Offset: 2478, NextOffset: 2515
+    testutil.go:509: Offset: 2798, NextOffset: 2835
+    testutil.go:509: Offset: 2515, NextOffset: 2552
+    testutil.go:509: Offset: 2835, NextOffset: 3732
+    testutil.go:509: Offset: 2552, NextOffset: 3367
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -172095,52 +173232,29 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1010, NextOffset: 1213
     testutil.go:509: Offset: 727, NextOffset: 930
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1213, NextOffset: 2718
-    testutil.go:509: Offset: 930, NextOffset: 2435
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2718, NextOffset: 2755
-    testutil.go:509: Offset: 2435, NextOffset: 2472
-    testutil.go:509: Offset: 2755, NextOffset: 2792
-    testutil.go:509: Offset: 2472, NextOffset: 2509
-    testutil.go:509: Offset: 2792, NextOffset: 2829
-    testutil.go:509: Offset: 2509, NextOffset: 2546
-    testutil.go:509: Offset: 2829, NextOffset: 3721
-    testutil.go:509: Offset: 2546, NextOffset: 3357
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt bar foo3.txt test2 foo1.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -172148,129 +173262,124 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test2 foo1.txt barlink test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2456,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2493,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2530,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2567,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2737,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2774,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2811,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2848,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2463,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2500,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2537,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2574,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2744,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2781,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2818,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2855,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt test test2 foo1.txt bar foo3.txt barlink dev]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 937, NextOffset: 2456
-    testutil.go:509: Offset: 1218, NextOffset: 2737
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt dev bar foo3.txt barlink test test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2456, NextOffset: 2493
-    testutil.go:509: Offset: 2737, NextOffset: 2774
-    testutil.go:509: Offset: 2493, NextOffset: 2530
-    testutil.go:509: Offset: 2774, NextOffset: 2811
-    testutil.go:509: Offset: 2530, NextOffset: 2567
-    testutil.go:509: Offset: 2811, NextOffset: 2848
-    testutil.go:509: Offset: 2567, NextOffset: 3384
-    testutil.go:509: Offset: 2848, NextOffset: 3746
+    testutil.go:509: Offset: 2463, NextOffset: 2500
+    testutil.go:509: Offset: 2744, NextOffset: 2781
+    testutil.go:509: Offset: 2500, NextOffset: 2537
+    testutil.go:509: Offset: 2781, NextOffset: 2818
+    testutil.go:509: Offset: 2537, NextOffset: 2574
+    testutil.go:509: Offset: 2818, NextOffset: 2855
+    testutil.go:509: Offset: 2574, NextOffset: 3395
+    testutil.go:509: Offset: 2855, NextOffset: 3757
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -172293,8 +173402,6 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 138, NextOffset: 175
     testutil.go:509: Offset: 350, NextOffset: 387
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 175, NextOffset: 212
     testutil.go:509: Offset: 387, NextOffset: 424
     testutil.go:509: Offset: 212, NextOffset: 249
@@ -172313,8 +173420,12 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 733, NextOffset: 937
     testutil.go:509: Offset: 1014, NextOffset: 1218
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 937, NextOffset: 2463
+    testutil.go:509: Offset: 1218, NextOffset: 2744
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt test test2 foo1.txt bar foo3.txt barlink dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test test2 .no.prefetch.landmark baz.txt foo1.txt dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -172328,17 +173439,37 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1014
+    testutil.go:509: Offset: 525, NextOffset: 733
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1014, NextOffset: 1218
+    testutil.go:509: Offset: 733, NextOffset: 937
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1218, NextOffset: 2744
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 937, NextOffset: 2463
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2737, NextOffset: 2774
-    testutil.go:509: Offset: 2456, NextOffset: 2493
-    testutil.go:509: Offset: 2774, NextOffset: 2811
-    testutil.go:509: Offset: 2493, NextOffset: 2530
-    testutil.go:509: Offset: 2811, NextOffset: 2848
-    testutil.go:509: Offset: 2530, NextOffset: 2567
-    testutil.go:509: Offset: 2848, NextOffset: 3746
-    testutil.go:509: Offset: 2567, NextOffset: 3384
+    testutil.go:509: Offset: 2744, NextOffset: 2781
+    testutil.go:509: Offset: 2463, NextOffset: 2500
+    testutil.go:509: Offset: 2781, NextOffset: 2818
+    testutil.go:509: Offset: 2500, NextOffset: 2537
+    testutil.go:509: Offset: 2818, NextOffset: 2855
+    testutil.go:509: Offset: 2537, NextOffset: 2574
+    testutil.go:509: Offset: 2855, NextOffset: 3757
+    testutil.go:509: Offset: 2574, NextOffset: 3395
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -172346,6 +173477,8 @@
     testutil.go:509: Offset: 138, NextOffset: 175
     testutil.go:509: Offset: 387, NextOffset: 424
     testutil.go:509: Offset: 175, NextOffset: 212
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 424, NextOffset: 461
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 461, NextOffset: 498
@@ -172354,161 +173487,157 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1014
-    testutil.go:509: Offset: 525, NextOffset: 733
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt bar test dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1014, NextOffset: 1218
-    testutil.go:509: Offset: 733, NextOffset: 937
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1218, NextOffset: 2737
-    testutil.go:509: Offset: 937, NextOffset: 2456
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt bar test dev test2 foo3.txt barlink .no.prefetch.landmark]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt bar test dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar test dev test2 foo3.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":136,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":210,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1887,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1924,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1961,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1998,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1009,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1212,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2169,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2243,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2280,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark bar dev test2 baz.txt foo1.txt foo3.txt barlink test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":136,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":210,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1884,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1921,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1958,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1995,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1009,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1212,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt foo3.txt test test2 .no.prefetch.landmark baz.txt bar barlink dev]
+    testutil.go:509: Offset: 1887, NextOffset: 1924
+    testutil.go:509: Offset: 2169, NextOffset: 2206
+    testutil.go:509: Offset: 1924, NextOffset: 1961
+    testutil.go:509: Offset: 2206, NextOffset: 2243
+    testutil.go:509: Offset: 1961, NextOffset: 1998
+    testutil.go:509: Offset: 2243, NextOffset: 2280
+    testutil.go:509: Offset: 1998, NextOffset: 2437
+    testutil.go:509: Offset: 2280, NextOffset: 2800
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -172522,8 +173651,6 @@
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 210, NextOffset: 247
     testutil.go:509: Offset: 423, NextOffset: 460
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 460, NextOffset: 497
     testutil.go:509: Offset: 284, NextOffset: 321
@@ -172544,8 +173671,6 @@
     testutil.go:509: Offset: 321, NextOffset: 521
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 521, NextOffset: 727
     testutil.go:509: Offset: 768, NextOffset: 1009
     testutil.go:395: Comparing: "bar" vs "bar"
@@ -172554,43 +173679,13 @@
     testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:509: Offset: 1009, NextOffset: 1212
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 930, NextOffset: 1884
-    testutil.go:509: Offset: 1212, NextOffset: 2166
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1884, NextOffset: 1921
-    testutil.go:509: Offset: 2166, NextOffset: 2203
-    testutil.go:509: Offset: 1921, NextOffset: 1958
-    testutil.go:509: Offset: 2203, NextOffset: 2240
-    testutil.go:509: Offset: 1958, NextOffset: 1995
-    testutil.go:509: Offset: 2240, NextOffset: 2277
-    testutil.go:509: Offset: 1995, NextOffset: 2433
-    testutil.go:509: Offset: 2277, NextOffset: 2796
+    testutil.go:509: Offset: 930, NextOffset: 1887
+    testutil.go:509: Offset: 1212, NextOffset: 2169
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink dev foo1.txt foo3.txt test test2 .no.prefetch.landmark] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1212, NextOffset: 2166
-    testutil.go:509: Offset: 930, NextOffset: 1884
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2166, NextOffset: 2203
-    testutil.go:509: Offset: 1884, NextOffset: 1921
-    testutil.go:509: Offset: 2203, NextOffset: 2240
-    testutil.go:509: Offset: 1921, NextOffset: 1958
-    testutil.go:509: Offset: 2240, NextOffset: 2277
-    testutil.go:509: Offset: 1958, NextOffset: 1995
-    testutil.go:509: Offset: 2277, NextOffset: 2796
-    testutil.go:509: Offset: 1995, NextOffset: 2433
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [bar dev test2 baz.txt foo1.txt foo3.txt barlink test .no.prefetch.landmark] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 136, NextOffset: 173
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 173, NextOffset: 210
     testutil.go:509: Offset: 423, NextOffset: 460
@@ -172601,6 +173696,41 @@
     testutil.go:509: Offset: 284, NextOffset: 321
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 321, NextOffset: 521
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 768, NextOffset: 1009
+    testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1212, NextOffset: 2169
+    testutil.go:509: Offset: 930, NextOffset: 1887
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2169, NextOffset: 2206
+    testutil.go:509: Offset: 1887, NextOffset: 1924
+    testutil.go:509: Offset: 2206, NextOffset: 2243
+    testutil.go:509: Offset: 1924, NextOffset: 1961
+    testutil.go:509: Offset: 2243, NextOffset: 2280
+    testutil.go:509: Offset: 1961, NextOffset: 1998
+    testutil.go:509: Offset: 2280, NextOffset: 2800
+    testutil.go:509: Offset: 1998, NextOffset: 2437
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1009, NextOffset: 1212
+    testutil.go:509: Offset: 727, NextOffset: 930
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 136, NextOffset: 173
@@ -172614,170 +173744,170 @@
     testutil.go:509: Offset: 284, NextOffset: 321
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 321, NextOffset: 521
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1009, NextOffset: 1212
-    testutil.go:509: Offset: 727, NextOffset: 930
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo3.txt barlink test test2 .no.prefetch.landmark baz.txt foo1.txt bar dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 768, NextOffset: 1009
-    testutil.go:509: Offset: 521, NextOffset: 727
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2138
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink test test2 baz.txt bar dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar dev foo3.txt barlink test test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test test2 baz.txt bar dev .no.prefetch.landmark foo1.txt foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":734,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":938,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1904,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1941,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1978,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2015,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":351,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":388,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":425,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":462,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":499,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":536,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":773,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1017,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1221,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2187,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2224,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2261,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2298,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":734,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":938,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1902,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1939,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1976,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2013,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":351,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":388,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":425,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":462,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":499,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":536,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":773,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1017,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1221,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2185,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2222,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2259,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2296,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo3.txt dev .no.prefetch.landmark foo1.txt bar barlink test test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 .no.prefetch.landmark foo1.txt test dev baz.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 525, NextOffset: 734
+    testutil.go:509: Offset: 773, NextOffset: 1017
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 734, NextOffset: 938
+    testutil.go:509: Offset: 1017, NextOffset: 1221
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 938, NextOffset: 1904
+    testutil.go:509: Offset: 1221, NextOffset: 2187
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1902, NextOffset: 1939
-    testutil.go:509: Offset: 2185, NextOffset: 2222
-    testutil.go:509: Offset: 1939, NextOffset: 1976
-    testutil.go:509: Offset: 2222, NextOffset: 2259
-    testutil.go:509: Offset: 1976, NextOffset: 2013
-    testutil.go:509: Offset: 2259, NextOffset: 2296
-    testutil.go:509: Offset: 2013, NextOffset: 2458
-    testutil.go:509: Offset: 2296, NextOffset: 2821
+    testutil.go:509: Offset: 1904, NextOffset: 1941
+    testutil.go:509: Offset: 2187, NextOffset: 2224
+    testutil.go:509: Offset: 1941, NextOffset: 1978
+    testutil.go:509: Offset: 2224, NextOffset: 2261
+    testutil.go:509: Offset: 1978, NextOffset: 2015
+    testutil.go:509: Offset: 2261, NextOffset: 2298
+    testutil.go:509: Offset: 2015, NextOffset: 2460
+    testutil.go:509: Offset: 2298, NextOffset: 2823
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -172810,33 +173940,8 @@
     testutil.go:509: Offset: 499, NextOffset: 536
     testutil.go:509: Offset: 323, NextOffset: 525
     testutil.go:509: Offset: 536, NextOffset: 773
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 525, NextOffset: 734
-    testutil.go:509: Offset: 773, NextOffset: 1017
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 734, NextOffset: 938
-    testutil.go:509: Offset: 1017, NextOffset: 1221
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 938, NextOffset: 1902
-    testutil.go:509: Offset: 1221, NextOffset: 2185
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink test test2 baz.txt foo3.txt dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2185, NextOffset: 2222
-    testutil.go:509: Offset: 1902, NextOffset: 1939
-    testutil.go:509: Offset: 2222, NextOffset: 2259
-    testutil.go:509: Offset: 1939, NextOffset: 1976
-    testutil.go:509: Offset: 2259, NextOffset: 2296
-    testutil.go:509: Offset: 1976, NextOffset: 2013
-    testutil.go:509: Offset: 2296, NextOffset: 2821
-    testutil.go:509: Offset: 2013, NextOffset: 2458
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt barlink test2 .no.prefetch.landmark foo1.txt test dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 351, NextOffset: 388
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -172845,13 +173950,22 @@
     testutil.go:509: Offset: 425, NextOffset: 462
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 462, NextOffset: 499
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 499, NextOffset: 536
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 536, NextOffset: 773
     testutil.go:509: Offset: 323, NextOffset: 525
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1017, NextOffset: 1221
+    testutil.go:509: Offset: 734, NextOffset: 938
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1221, NextOffset: 2187
+    testutil.go:509: Offset: 938, NextOffset: 1904
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 351, NextOffset: 388
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -172865,163 +173979,179 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 536, NextOffset: 773
     testutil.go:509: Offset: 323, NextOffset: 525
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1221, NextOffset: 2185
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 938, NextOffset: 1902
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 773, NextOffset: 1017
+    testutil.go:509: Offset: 525, NextOffset: 734
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2187, NextOffset: 2224
+    testutil.go:509: Offset: 1904, NextOffset: 1941
+    testutil.go:509: Offset: 2224, NextOffset: 2261
+    testutil.go:509: Offset: 1941, NextOffset: 1978
+    testutil.go:509: Offset: 2261, NextOffset: 2298
+    testutil.go:509: Offset: 1978, NextOffset: 2015
+    testutil.go:509: Offset: 2298, NextOffset: 2823
+    testutil.go:509: Offset: 2015, NextOffset: 2460
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 773, NextOffset: 1017
-    testutil.go:509: Offset: 525, NextOffset: 734
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1017, NextOffset: 1221
-    testutil.go:509: Offset: 734, NextOffset: 938
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt bar barlink test test2 baz.txt foo3.txt dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt test2 bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2372
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo3.txt dev .no.prefetch.landmark foo1.txt bar barlink test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark baz.txt foo1.txt test2 bar foo3.txt barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":523,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":730,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1893,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1930,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1967,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2004,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1013,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1217,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2176,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2287,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":523,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":730,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1894,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1931,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1968,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2005,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1013,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1217,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2177,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2288,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test dev test2 baz.txt foo1.txt bar .no.prefetch.landmark foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo3.txt barlink test foo1.txt bar dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1894, NextOffset: 1931
+    testutil.go:509: Offset: 2177, NextOffset: 2214
+    testutil.go:509: Offset: 1931, NextOffset: 1968
+    testutil.go:509: Offset: 2214, NextOffset: 2251
+    testutil.go:509: Offset: 1968, NextOffset: 2005
+    testutil.go:509: Offset: 2251, NextOffset: 2288
+    testutil.go:509: Offset: 2005, NextOffset: 2447
+    testutil.go:509: Offset: 2288, NextOffset: 2811
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -173059,28 +174189,10 @@
     testutil.go:509: Offset: 730, NextOffset: 934
     testutil.go:509: Offset: 1013, NextOffset: 1217
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 934, NextOffset: 1893
-    testutil.go:509: Offset: 1217, NextOffset: 2176
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1893, NextOffset: 1930
-    testutil.go:509: Offset: 2176, NextOffset: 2213
-    testutil.go:509: Offset: 1930, NextOffset: 1967
-    testutil.go:509: Offset: 2213, NextOffset: 2250
-    testutil.go:509: Offset: 1967, NextOffset: 2004
-    testutil.go:509: Offset: 2250, NextOffset: 2287
-    testutil.go:509: Offset: 2004, NextOffset: 2447
-    testutil.go:509: Offset: 2287, NextOffset: 2809
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 934, NextOffset: 1894
+    testutil.go:509: Offset: 1217, NextOffset: 2177
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -173094,6 +174206,21 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 523
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1217, NextOffset: 2177
+    testutil.go:509: Offset: 934, NextOffset: 1894
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2177, NextOffset: 2214
+    testutil.go:509: Offset: 1894, NextOffset: 1931
+    testutil.go:509: Offset: 2214, NextOffset: 2251
+    testutil.go:509: Offset: 1931, NextOffset: 1968
+    testutil.go:509: Offset: 2251, NextOffset: 2288
+    testutil.go:509: Offset: 1968, NextOffset: 2005
+    testutil.go:509: Offset: 2288, NextOffset: 2811
+    testutil.go:509: Offset: 2005, NextOffset: 2447
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 770, NextOffset: 1013
     testutil.go:509: Offset: 523, NextOffset: 730
@@ -173102,21 +174229,6 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1013, NextOffset: 1217
     testutil.go:509: Offset: 730, NextOffset: 934
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1217, NextOffset: 2176
-    testutil.go:509: Offset: 934, NextOffset: 1893
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2176, NextOffset: 2213
-    testutil.go:509: Offset: 1893, NextOffset: 1930
-    testutil.go:509: Offset: 2213, NextOffset: 2250
-    testutil.go:509: Offset: 1930, NextOffset: 1967
-    testutil.go:509: Offset: 2250, NextOffset: 2287
-    testutil.go:509: Offset: 1967, NextOffset: 2004
-    testutil.go:509: Offset: 2287, NextOffset: 2809
-    testutil.go:509: Offset: 2004, NextOffset: 2447
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -173138,21 +174250,15 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 523
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo1.txt bar foo3.txt baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [barlink test2 foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -173204,10 +174310,20 @@
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt baz.txt barlink test dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt bar barlink test2 foo1.txt foo3.txt test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
@@ -173221,18 +174337,17 @@
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2361
-    testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
@@ -173243,9 +174358,12 @@
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2361
+    testutil.go:509: Offset: 0, NextOffset: 2148
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -173255,24 +174373,37 @@
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":139,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":213,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":527,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":735,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":941,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1913,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1950,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1987,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2024,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":352,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":389,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":426,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":463,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":500,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":537,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":775,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1019,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1225,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2197,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2234,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2271,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2308,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1913, NextOffset: 1950
+    testutil.go:509: Offset: 2197, NextOffset: 2234
+    testutil.go:509: Offset: 1950, NextOffset: 1987
+    testutil.go:509: Offset: 2234, NextOffset: 2271
+    testutil.go:509: Offset: 1987, NextOffset: 2024
+    testutil.go:509: Offset: 2271, NextOffset: 2308
+    testutil.go:509: Offset: 2024, NextOffset: 2470
+    testutil.go:509: Offset: 2308, NextOffset: 2835
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":139,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":213,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":527,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":735,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":941,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1911,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1948,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1985,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2022,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":352,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":389,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":426,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":463,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":500,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":537,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":775,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1019,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1225,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2195,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2232,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2269,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2306,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 139, NextOffset: 176
     testutil.go:509: Offset: 352, NextOffset: 389
@@ -173286,37 +174417,6 @@
     testutil.go:509: Offset: 500, NextOffset: 537
     testutil.go:509: Offset: 324, NextOffset: 527
     testutil.go:509: Offset: 537, NextOffset: 775
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 527, NextOffset: 735
-    testutil.go:509: Offset: 775, NextOffset: 1019
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 735, NextOffset: 941
-    testutil.go:509: Offset: 1019, NextOffset: 1225
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 941, NextOffset: 1911
-    testutil.go:509: Offset: 1225, NextOffset: 2195
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1911, NextOffset: 1948
-    testutil.go:509: Offset: 2195, NextOffset: 2232
-    testutil.go:509: Offset: 1948, NextOffset: 1985
-    testutil.go:509: Offset: 2232, NextOffset: 2269
-    testutil.go:509: Offset: 1985, NextOffset: 2022
-    testutil.go:509: Offset: 2269, NextOffset: 2306
-    testutil.go:509: Offset: 2022, NextOffset: 2468
-    testutil.go:509: Offset: 2306, NextOffset: 2833
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 139, NextOffset: 176
     testutil.go:509: Offset: 352, NextOffset: 389
@@ -173330,36 +174430,49 @@
     testutil.go:509: Offset: 500, NextOffset: 537
     testutil.go:509: Offset: 324, NextOffset: 527
     testutil.go:509: Offset: 537, NextOffset: 775
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 527, NextOffset: 735
+    testutil.go:509: Offset: 775, NextOffset: 1019
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 735, NextOffset: 941
+    testutil.go:509: Offset: 1019, NextOffset: 1225
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 941, NextOffset: 1913
+    testutil.go:509: Offset: 1225, NextOffset: 2197
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1019, NextOffset: 1225
     testutil.go:509: Offset: 735, NextOffset: 941
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1225, NextOffset: 2195
-    testutil.go:509: Offset: 941, NextOffset: 1911
+    testutil.go:509: Offset: 1225, NextOffset: 2197
+    testutil.go:509: Offset: 941, NextOffset: 1913
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2195, NextOffset: 2232
-    testutil.go:509: Offset: 1911, NextOffset: 1948
-    testutil.go:509: Offset: 2232, NextOffset: 2269
-    testutil.go:509: Offset: 1948, NextOffset: 1985
-    testutil.go:509: Offset: 2269, NextOffset: 2306
-    testutil.go:509: Offset: 1985, NextOffset: 2022
-    testutil.go:509: Offset: 2306, NextOffset: 2833
-    testutil.go:509: Offset: 2022, NextOffset: 2468
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 2197, NextOffset: 2234
+    testutil.go:509: Offset: 1913, NextOffset: 1950
+    testutil.go:509: Offset: 2234, NextOffset: 2271
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 1950, NextOffset: 1987
+    testutil.go:509: Offset: 2271, NextOffset: 2308
+    testutil.go:509: Offset: 1987, NextOffset: 2024
+    testutil.go:509: Offset: 2308, NextOffset: 2835
+    testutil.go:509: Offset: 2024, NextOffset: 2470
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -173382,6 +174495,8 @@
     testutil.go:509: Offset: 176, NextOffset: 213
     testutil.go:509: Offset: 426, NextOffset: 463
     testutil.go:509: Offset: 213, NextOffset: 250
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 463, NextOffset: 500
     testutil.go:509: Offset: 250, NextOffset: 287
     testutil.go:509: Offset: 500, NextOffset: 537
@@ -173391,142 +174506,164 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 775, NextOffset: 1019
     testutil.go:509: Offset: 527, NextOffset: 735
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar foo3.txt test test2 .no.prefetch.landmark barlink dev baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink test dev foo1.txt test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2171
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
+    testutil.go:509: Offset: 0, NextOffset: 2171
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark barlink dev baz.txt foo1.txt bar foo3.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink test dev foo1.txt test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test2 bar test dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [dev test2 bar barlink .no.prefetch.landmark baz.txt foo1.txt foo3.txt test]
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -173562,28 +174699,8 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9145, NextOffset: 11255
-    testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev test2 bar barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [bar test dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -173603,23 +174720,7 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10258, NextOffset: 12424
-    testutil.go:509: Offset: 9145, NextOffset: 11255
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -173629,6 +174730,8 @@
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
@@ -173640,16 +174743,46 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10258, NextOffset: 12424
+    testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt bar test]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -173687,17 +174820,20 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar .no.prefetch.landmark foo3.txt barlink test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -173706,16 +174842,12 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt bar test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -173744,57 +174876,23 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test .no.prefetch.landmark baz.txt foo1.txt bar dev test2 foo3.txt barlink]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9145, NextOffset: 11255
-    testutil.go:509: Offset: 10258, NextOffset: 12424
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt barlink dev test2 baz.txt foo1.txt bar test .no.prefetch.landmark]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -173821,8 +174919,6 @@
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
@@ -173833,19 +174929,38 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test .no.prefetch.landmark baz.txt foo1.txt bar dev test2 foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 10147, NextOffset: 10184
     testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 10147, NextOffset: 10184
     testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 10184, NextOffset: 10221
     testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10258, NextOffset: 12424
+    testutil.go:509: Offset: 10221, NextOffset: 10258
     testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:509: Offset: 10258, NextOffset: 12424
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar test .no.prefetch.landmark foo3.txt barlink dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -173859,22 +174974,6 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -173888,20 +174987,37 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10258, NextOffset: 12424
+    testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [barlink test .no.prefetch.landmark bar dev test2 baz.txt foo1.txt foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt bar foo3.txt test test2 baz.txt barlink dev]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -173918,11 +175034,11 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -173954,15 +175070,24 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink test .no.prefetch.landmark bar dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt test test2 baz.txt barlink dev .no.prefetch.landmark foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -173974,17 +175099,6 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -174013,18 +175127,22 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar test dev .no.prefetch.landmark baz.txt foo3.txt barlink test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo3.txt barlink dev test2 foo1.txt bar test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -174038,11 +175156,11 @@
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -174079,8 +175197,11 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink test2 foo1.txt bar test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar test .no.prefetch.landmark baz.txt foo3.txt barlink dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
@@ -174100,12 +175221,6 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:509: Offset: 9145, NextOffset: 11255
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -174123,6 +175238,12 @@
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -174139,32 +175260,12 @@
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt bar foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar barlink test dev .no.prefetch.landmark foo3.txt test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -174182,6 +175283,8 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -174204,19 +175307,10 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -174224,14 +175318,15 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt test2 baz.txt foo1.txt bar barlink test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -174245,7 +175340,20 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -174254,23 +175362,41 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt foo3.txt test test2 .no.prefetch.landmark baz.txt bar barlink dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt bar dev baz.txt foo3.txt barlink test test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -174279,10 +175405,10 @@
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 619, NextOffset: 656
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1750, NextOffset: 1787
@@ -174324,32 +175450,25 @@
     testutil.go:509: Offset: 10221, NextOffset: 10258
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:509: Offset: 10258, NextOffset: 12424
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink dev foo1.txt foo3.txt test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test test2 .no.prefetch.landmark foo1.txt bar dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -174358,6 +175477,8 @@
     testutil.go:509: Offset: 10184, NextOffset: 10221
     testutil.go:509: Offset: 9071, NextOffset: 9108
     testutil.go:509: Offset: 10221, NextOffset: 10258
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:509: Offset: 9145, NextOffset: 11255
@@ -174376,24 +175497,35 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [barlink test .no.prefetch.landmark bar foo3.txt dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt bar test dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -174410,11 +175542,11 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -174443,27 +175575,15 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar test dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink baz.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt dev test2 baz.txt foo1.txt barlink test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -174477,28 +175597,33 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -174507,30 +175632,17 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink test test2 baz.txt bar dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 12106
-    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt test2 baz.txt foo1.txt barlink test dev .no.prefetch.landmark bar]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -174544,7 +175656,7 @@
     testutil.go:509: Offset: 12217, NextOffset: 16375
     testutil.go:509: Offset: 13330, NextOffset: 17544
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -174577,37 +175689,22 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test test2 baz.txt bar dev .no.prefetch.landmark] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt barlink test dev .no.prefetch.landmark bar foo3.txt test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:509: Offset: 3881, NextOffset: 12106
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13330, NextOffset: 17544
-    testutil.go:509: Offset: 12217, NextOffset: 16375
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -174636,21 +175733,43 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13330, NextOffset: 17544
+    testutil.go:509: Offset: 12217, NextOffset: 16375
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test baz.txt foo3.txt dev test2 .no.prefetch.landmark foo1.txt bar barlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar foo3.txt barlink test2 .no.prefetch.landmark foo1.txt test dev baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -174675,6 +175794,8 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
@@ -174703,72 +175824,93 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test baz.txt foo3.txt dev test2 .no.prefetch.landmark] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt test dev baz.txt bar foo3.txt barlink test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo3.txt .no.prefetch.landmark bar barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt dev baz.txt barlink test test2 .no.prefetch.landmark foo1.txt bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:509: Offset: 4994, NextOffset: 13219
@@ -174778,8 +175920,6 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 12106, NextOffset: 12143
     testutil.go:509: Offset: 13219, NextOffset: 13256
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 12143, NextOffset: 12180
     testutil.go:509: Offset: 13256, NextOffset: 13293
     testutil.go:509: Offset: 12180, NextOffset: 12217
@@ -174787,11 +175927,11 @@
     testutil.go:509: Offset: 12217, NextOffset: 16375
     testutil.go:509: Offset: 13330, NextOffset: 17544
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -174807,34 +175947,23 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test test2 .no.prefetch.landmark foo1.txt bar foo3.txt dev baz.txt barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 545, NextOffset: 582
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt .no.prefetch.landmark bar barlink test dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -174847,12 +175976,6 @@
     testutil.go:509: Offset: 12180, NextOffset: 12217
     testutil.go:509: Offset: 13330, NextOffset: 17544
     testutil.go:509: Offset: 12217, NextOffset: 16375
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -174863,19 +175986,8 @@
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
@@ -174884,42 +175996,27 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 13219
     testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink foo1.txt test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo3.txt foo1.txt bar barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
@@ -174944,14 +176041,15 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink foo1.txt test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
@@ -174963,21 +176061,30 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test dev test2 .no.prefetch.landmark baz.txt foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -174990,7 +176097,7 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -175010,14 +176117,61 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 16076
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt test test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink dev]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo3.txt test dev test2 .no.prefetch.landmark foo1.txt bar barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 12106, NextOffset: 12143
+    testutil.go:509: Offset: 13219, NextOffset: 13256
+    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 13256, NextOffset: 13293
+    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 13293, NextOffset: 13330
+    testutil.go:509: Offset: 12217, NextOffset: 16375
+    testutil.go:509: Offset: 13330, NextOffset: 17544
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -175046,39 +176200,30 @@
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink baz.txt foo3.txt test dev test2 .no.prefetch.landmark foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 12106
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 12106, NextOffset: 12143
     testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12143, NextOffset: 12180
+    testutil.go:509: Offset: 12106, NextOffset: 12143
     testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12180, NextOffset: 12217
+    testutil.go:509: Offset: 12143, NextOffset: 12180
     testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12217, NextOffset: 16375
+    testutil.go:509: Offset: 12180, NextOffset: 12217
     testutil.go:509: Offset: 13330, NextOffset: 17544
+    testutil.go:509: Offset: 12217, NextOffset: 16375
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -175101,30 +176246,6 @@
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:509: Offset: 3881, NextOffset: 12106
-    testutil.go:395: Comparing: "test" vs "test"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 13219, NextOffset: 13256
-    testutil.go:509: Offset: 12106, NextOffset: 12143
-    testutil.go:509: Offset: 13256, NextOffset: 13293
-    testutil.go:509: Offset: 12143, NextOffset: 12180
-    testutil.go:509: Offset: 13293, NextOffset: 13330
-    testutil.go:509: Offset: 12180, NextOffset: 12217
-    testutil.go:509: Offset: 13330, NextOffset: 17544
-    testutil.go:509: Offset: 12217, NextOffset: 16375
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 545, NextOffset: 582
@@ -175139,34 +176260,16 @@
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test bar foo3.txt dev test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [dev test2 .no.prefetch.landmark bar foo3.txt barlink baz.txt foo1.txt test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -175202,23 +176305,18 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt dev test2 .no.prefetch.landmark baz.txt foo1.txt barlink test bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
@@ -175227,7 +176325,8 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink baz.txt foo1.txt test dev test2 .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
@@ -175244,7 +176343,6 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -175256,20 +176354,44 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":12106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":12143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":12180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":12217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":13219,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":13256,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":13293,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":13330,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt bar foo3.txt test dev test2 .no.prefetch.landmark foo1.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test bar foo3.txt dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -175292,6 +176414,8 @@
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1676, NextOffset: 1713
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
     testutil.go:509: Offset: 693, NextOffset: 730
@@ -175323,33 +176447,12 @@
     testutil.go:509: Offset: 13330, NextOffset: 17544
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt barlink baz.txt bar foo3.txt test dev test2 .no.prefetch.landmark] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 13219
-    testutil.go:509: Offset: 3881, NextOffset: 12106
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt dev test2 .no.prefetch.landmark baz.txt foo1.txt barlink test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -175361,8 +176464,16 @@
     testutil.go:509: Offset: 12180, NextOffset: 12217
     testutil.go:509: Offset: 13330, NextOffset: 17544
     testutil.go:509: Offset: 12217, NextOffset: 16375
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 13219
+    testutil.go:509: Offset: 3881, NextOffset: 12106
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -175382,39 +176493,28 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt bar dev test2 foo1.txt foo3.txt barlink test .no.prefetch.landmark]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 .no.prefetch.landmark bar foo3.txt baz.txt foo1.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
@@ -175424,8 +176524,6 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
@@ -175453,18 +176551,18 @@
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test .no.prefetch.landmark baz.txt bar dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
@@ -175473,6 +176571,9 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark bar foo3.txt baz.txt foo1.txt barlink test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
@@ -175486,17 +176587,27 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -175512,11 +176623,28 @@
     testutil.go:509: Offset: 0, NextOffset: 16076
     testutil.go:509: Offset: 545, NextOffset: 17133
     testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 17133
+    testutil.go:509: Offset: 0, NextOffset: 16076
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark bar test2 baz.txt foo1.txt foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt bar foo3.txt barlink test test2 .no.prefetch.landmark baz.txt dev]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
@@ -175533,11 +176661,11 @@
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -175559,8 +176687,6 @@
     testutil.go:509: Offset: 582, NextOffset: 619
     testutil.go:509: Offset: 1639, NextOffset: 1676
     testutil.go:509: Offset: 619, NextOffset: 656
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1713, NextOffset: 1750
@@ -175571,13 +176697,28 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev foo1.txt bar foo3.txt barlink test test2 .no.prefetch.landmark baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar test2 baz.txt foo1.txt foo3.txt barlink test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10258, NextOffset: 12424
+    testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -175606,44 +176747,24 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10258, NextOffset: 12424
-    testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt foo3.txt test2 .no.prefetch.landmark bar barlink test dev baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [barlink test2 foo1.txt bar foo3.txt test dev .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -175665,11 +176786,11 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -175702,7 +176823,18 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark bar barlink test dev baz.txt foo1.txt foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test2 foo1.txt bar foo3.txt test dev .no.prefetch.landmark baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -175716,10 +176848,10 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -175733,12 +176865,7 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -175754,23 +176881,31 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt bar barlink baz.txt foo3.txt test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar foo3.txt barlink test .no.prefetch.landmark baz.txt dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -175791,6 +176926,8 @@
     testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 545, NextOffset: 582
     testutil.go:509: Offset: 1602, NextOffset: 1639
     testutil.go:509: Offset: 582, NextOffset: 619
@@ -175811,23 +176948,8 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9145, NextOffset: 11255
-    testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink baz.txt foo3.txt test dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt dev test2 foo1.txt bar foo3.txt barlink test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 2852, NextOffset: 3937
     testutil.go:509: Offset: 1767, NextOffset: 2824
@@ -175836,23 +176958,10 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 1602, NextOffset: 1639
-    testutil.go:509: Offset: 545, NextOffset: 582
-    testutil.go:509: Offset: 1639, NextOffset: 1676
-    testutil.go:509: Offset: 582, NextOffset: 619
-    testutil.go:509: Offset: 1676, NextOffset: 1713
-    testutil.go:509: Offset: 619, NextOffset: 656
-    testutil.go:509: Offset: 1713, NextOffset: 1750
-    testutil.go:509: Offset: 656, NextOffset: 693
-    testutil.go:509: Offset: 1750, NextOffset: 1787
-    testutil.go:509: Offset: 693, NextOffset: 730
-    testutil.go:509: Offset: 1787, NextOffset: 2852
-    testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -175864,12 +176973,25 @@
     testutil.go:509: Offset: 9108, NextOffset: 9145
     testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 1602, NextOffset: 1639
+    testutil.go:509: Offset: 545, NextOffset: 582
+    testutil.go:509: Offset: 1639, NextOffset: 1676
+    testutil.go:509: Offset: 582, NextOffset: 619
+    testutil.go:509: Offset: 1676, NextOffset: 1713
+    testutil.go:509: Offset: 619, NextOffset: 656
+    testutil.go:509: Offset: 1713, NextOffset: 1750
+    testutil.go:509: Offset: 656, NextOffset: 693
+    testutil.go:509: Offset: 1750, NextOffset: 1787
+    testutil.go:509: Offset: 693, NextOffset: 730
+    testutil.go:509: Offset: 1787, NextOffset: 2852
+    testutil.go:509: Offset: 730, NextOffset: 1767
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -175886,15 +177008,13 @@
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test test2 foo1.txt bar foo3.txt dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt barlink dev test2 .no.prefetch.landmark baz.txt bar foo3.txt test]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -175903,59 +177023,67 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt dev .no.prefetch.landmark baz.txt barlink test test2 foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test foo1.txt barlink dev test2 .no.prefetch.landmark baz.txt bar foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
@@ -175966,61 +177094,50 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt bar barlink .no.prefetch.landmark foo1.txt foo3.txt test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -176072,33 +177189,28 @@
     testutil.go:509: Offset: 10221, NextOffset: 10258
     testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:509: Offset: 10258, NextOffset: 12424
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt bar barlink .no.prefetch.landmark foo1.txt foo3.txt test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark baz.txt barlink test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 3937, NextOffset: 4994
+    testutil.go:509: Offset: 2824, NextOffset: 3881
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10258, NextOffset: 12424
-    testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:395: Comparing: "dev" vs "dev"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -176122,55 +177234,35 @@
     testutil.go:509: Offset: 1676, NextOffset: 1713
     testutil.go:509: Offset: 619, NextOffset: 656
     testutil.go:509: Offset: 1713, NextOffset: 1750
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 656, NextOffset: 693
     testutil.go:509: Offset: 1750, NextOffset: 1787
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 3937, NextOffset: 4994
-    testutil.go:509: Offset: 2824, NextOffset: 3881
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10258, NextOffset: 12424
+    testutil.go:509: Offset: 9145, NextOffset: 11255
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt bar .no.prefetch.landmark foo1.txt foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -176199,18 +177291,21 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt bar barlink test dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -176218,12 +177313,15 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt barlink test dev test2 baz.txt bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -176252,38 +177350,43 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10147, NextOffset: 10184
-    testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10184, NextOffset: 10221
-    testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10221, NextOffset: 10258
-    testutil.go:509: Offset: 9145, NextOffset: 11255
-    testutil.go:509: Offset: 10258, NextOffset: 12424
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":582,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":619,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":656,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":693,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":730,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":1767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":2824,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":3881,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":9034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":9071,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":9108,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":9145,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":1602,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1639,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1676,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":1713,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":1750,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":1787,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":2852,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":3937,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":4994,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":10147,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":10184,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":10221,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":10258,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [bar foo3.txt barlink dev foo1.txt test test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -176324,29 +177427,47 @@
     testutil.go:509: Offset: 3881, NextOffset: 9034
     testutil.go:509: Offset: 4994, NextOffset: 10147
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 4994, NextOffset: 10147
-    testutil.go:509: Offset: 3881, NextOffset: 9034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 10147, NextOffset: 10184
     testutil.go:509: Offset: 9034, NextOffset: 9071
-    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 10147, NextOffset: 10184
     testutil.go:509: Offset: 9071, NextOffset: 9108
-    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 10184, NextOffset: 10221
     testutil.go:509: Offset: 9108, NextOffset: 9145
-    testutil.go:509: Offset: 10258, NextOffset: 12424
+    testutil.go:509: Offset: 10221, NextOffset: 10258
     testutil.go:509: Offset: 9145, NextOffset: 11255
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 10258, NextOffset: 12424
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink dev foo1.txt test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 2852, NextOffset: 3937
+    testutil.go:509: Offset: 1767, NextOffset: 2824
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 10147, NextOffset: 10184
+    testutil.go:509: Offset: 9034, NextOffset: 9071
+    testutil.go:509: Offset: 10184, NextOffset: 10221
+    testutil.go:509: Offset: 9071, NextOffset: 9108
+    testutil.go:509: Offset: 10221, NextOffset: 10258
+    testutil.go:509: Offset: 9108, NextOffset: 9145
+    testutil.go:509: Offset: 10258, NextOffset: 12424
+    testutil.go:509: Offset: 9145, NextOffset: 11255
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -176375,22 +177496,23 @@
     testutil.go:509: Offset: 693, NextOffset: 730
     testutil.go:509: Offset: 1787, NextOffset: 2852
     testutil.go:509: Offset: 730, NextOffset: 1767
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 2852, NextOffset: 3937
-    testutil.go:509: Offset: 1767, NextOffset: 2824
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 3937, NextOffset: 4994
     testutil.go:509: Offset: 2824, NextOffset: 3881
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 4994, NextOffset: 10147
+    testutil.go:509: Offset: 3881, NextOffset: 9034
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":545,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":545,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":545,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":545,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt dev bar barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt barlink test test2 .no.prefetch.landmark foo1.txt bar foo3.txt dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -176399,58 +177521,54 @@
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt dev bar barlink test test2 .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test test2 .no.prefetch.landmark foo1.txt bar foo3.txt dev baz.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
@@ -176464,25 +177582,6 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 545, NextOffset: 12013
-    testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -176510,26 +177609,32 @@
     testutil.go:509: Offset: 0, NextOffset: 10956
     testutil.go:509: Offset: 545, NextOffset: 12013
     testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 12013
+    testutil.go:509: Offset: 0, NextOffset: 10956
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1082,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1153,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1190,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1264,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1082,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1153,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1190,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1264,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo3.txt barlink test dev .no.prefetch.landmark foo1.txt bar test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 98, NextOffset: 135
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 135, NextOffset: 172
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 172, NextOffset: 209
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 209, NextOffset: 246
-    testutil.go:509: Offset: 323, NextOffset: 360
-    testutil.go:509: Offset: 246, NextOffset: 283
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 283, NextOffset: 386
-    testutil.go:509: Offset: 397, NextOffset: 533
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt test2 foo1.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 386, NextOffset: 493
     testutil.go:509: Offset: 533, NextOffset: 675
@@ -176546,21 +177651,19 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 971, NextOffset: 1008
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1153, NextOffset: 1190
     testutil.go:509: Offset: 1008, NextOffset: 1045
     testutil.go:509: Offset: 1190, NextOffset: 1227
     testutil.go:509: Offset: 1045, NextOffset: 1082
     testutil.go:509: Offset: 1227, NextOffset: 1264
-    testutil.go:509: Offset: 1082, NextOffset: 1312
-    testutil.go:509: Offset: 1264, NextOffset: 1590
+    testutil.go:509: Offset: 1082, NextOffset: 1311
+    testutil.go:509: Offset: 1264, NextOffset: 1591
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -176576,8 +177679,27 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 283, NextOffset: 386
     testutil.go:509: Offset: 397, NextOffset: 533
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 98, NextOffset: 135
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 135, NextOffset: 172
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 172, NextOffset: 209
+    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 209, NextOffset: 246
+    testutil.go:509: Offset: 323, NextOffset: 360
+    testutil.go:509: Offset: 246, NextOffset: 283
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 283, NextOffset: 386
+    testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test dev .no.prefetch.landmark foo1.txt bar test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 98, NextOffset: 135
@@ -176591,37 +177713,6 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 779, NextOffset: 1153
-    testutil.go:509: Offset: 597, NextOffset: 971
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1153, NextOffset: 1190
-    testutil.go:509: Offset: 971, NextOffset: 1008
-    testutil.go:509: Offset: 1190, NextOffset: 1227
-    testutil.go:509: Offset: 1008, NextOffset: 1045
-    testutil.go:509: Offset: 1227, NextOffset: 1264
-    testutil.go:509: Offset: 1045, NextOffset: 1082
-    testutil.go:509: Offset: 1264, NextOffset: 1590
-    testutil.go:509: Offset: 1082, NextOffset: 1312
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 533, NextOffset: 675
-    testutil.go:509: Offset: 386, NextOffset: 493
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 675, NextOffset: 779
-    testutil.go:509: Offset: 493, NextOffset: 597
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -176637,47 +177728,61 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 533, NextOffset: 675
+    testutil.go:509: Offset: 386, NextOffset: 493
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 675, NextOffset: 779
+    testutil.go:509: Offset: 493, NextOffset: 597
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 779, NextOffset: 1153
+    testutil.go:509: Offset: 597, NextOffset: 971
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1153, NextOffset: 1190
+    testutil.go:509: Offset: 971, NextOffset: 1008
+    testutil.go:509: Offset: 1190, NextOffset: 1227
+    testutil.go:509: Offset: 1008, NextOffset: 1045
+    testutil.go:509: Offset: 1227, NextOffset: 1264
+    testutil.go:509: Offset: 1045, NextOffset: 1082
+    testutil.go:509: Offset: 1264, NextOffset: 1591
+    testutil.go:509: Offset: 1082, NextOffset: 1311
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test test2 baz.txt barlink dev .no.prefetch.landmark foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev baz.txt foo1.txt test2 .no.prefetch.landmark bar foo3.txt barlink test]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -176687,88 +177792,104 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt test test2 baz.txt barlink dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt barlink test dev baz.txt foo1.txt test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1063
+    testutil.go:509: Offset: 0, NextOffset: 949
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1019,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1056,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1093,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1162,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1199,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1273,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1019,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1056,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1093,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1162,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1199,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1273,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar .no.prefetch.landmark foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt bar barlink test dev test2 foo3.txt .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 499, NextOffset: 605
+    testutil.go:509: Offset: 679, NextOffset: 785
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 605, NextOffset: 982
     testutil.go:509: Offset: 785, NextOffset: 1162
@@ -176782,14 +177903,14 @@
     testutil.go:509: Offset: 1199, NextOffset: 1236
     testutil.go:509: Offset: 1056, NextOffset: 1093
     testutil.go:509: Offset: 1236, NextOffset: 1273
-    testutil.go:509: Offset: 1093, NextOffset: 1325
-    testutil.go:509: Offset: 1273, NextOffset: 1604
+    testutil.go:509: Offset: 1093, NextOffset: 1324
+    testutil.go:509: Offset: 1273, NextOffset: 1603
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -176821,16 +177942,29 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 390, NextOffset: 499
     testutil.go:509: Offset: 536, NextOffset: 679
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev test2 foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 212, NextOffset: 249
+    testutil.go:509: Offset: 99, NextOffset: 136
+    testutil.go:509: Offset: 249, NextOffset: 286
+    testutil.go:509: Offset: 136, NextOffset: 173
+    testutil.go:509: Offset: 286, NextOffset: 323
+    testutil.go:509: Offset: 173, NextOffset: 210
+    testutil.go:509: Offset: 323, NextOffset: 360
+    testutil.go:509: Offset: 210, NextOffset: 247
+    testutil.go:509: Offset: 360, NextOffset: 397
+    testutil.go:509: Offset: 247, NextOffset: 284
+    testutil.go:509: Offset: 397, NextOffset: 536
+    testutil.go:509: Offset: 284, NextOffset: 390
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 679
+    testutil.go:509: Offset: 390, NextOffset: 499
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 499, NextOffset: 605
     testutil.go:509: Offset: 679, NextOffset: 785
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar .no.prefetch.landmark foo3.txt barlink test dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 785, NextOffset: 1162
-    testutil.go:509: Offset: 605, NextOffset: 982
+    testutil.go:509: Offset: 499, NextOffset: 605
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -176838,19 +177972,17 @@
     testutil.go:509: Offset: 1162, NextOffset: 1199
     testutil.go:509: Offset: 982, NextOffset: 1019
     testutil.go:509: Offset: 1199, NextOffset: 1236
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1019, NextOffset: 1056
     testutil.go:509: Offset: 1236, NextOffset: 1273
     testutil.go:509: Offset: 1056, NextOffset: 1093
-    testutil.go:509: Offset: 1273, NextOffset: 1604
-    testutil.go:509: Offset: 1093, NextOffset: 1325
+    testutil.go:509: Offset: 1273, NextOffset: 1603
+    testutil.go:509: Offset: 1093, NextOffset: 1324
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -176866,126 +177998,96 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:509: Offset: 284, NextOffset: 390
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 785, NextOffset: 1162
+    testutil.go:509: Offset: 605, NextOffset: 982
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [dev test2 .no.prefetch.landmark baz.txt bar barlink foo1.txt foo3.txt test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 212, NextOffset: 249
-    testutil.go:509: Offset: 99, NextOffset: 136
-    testutil.go:509: Offset: 249, NextOffset: 286
-    testutil.go:509: Offset: 136, NextOffset: 173
-    testutil.go:509: Offset: 286, NextOffset: 323
-    testutil.go:509: Offset: 173, NextOffset: 210
-    testutil.go:509: Offset: 323, NextOffset: 360
-    testutil.go:509: Offset: 210, NextOffset: 247
-    testutil.go:509: Offset: 360, NextOffset: 397
-    testutil.go:509: Offset: 247, NextOffset: 284
-    testutil.go:509: Offset: 397, NextOffset: 536
-    testutil.go:509: Offset: 284, NextOffset: 390
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 679
-    testutil.go:509: Offset: 390, NextOffset: 499
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 679, NextOffset: 785
-    testutil.go:509: Offset: 499, NextOffset: 605
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink test baz.txt bar]
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar barlink foo1.txt foo3.txt test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -176993,55 +178095,59 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1073
-    testutil.go:509: Offset: 0, NextOffset: 960
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1165,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1202,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1239,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1276,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test dev test2 baz.txt foo1.txt barlink .no.prefetch.landmark bar foo3.txt]
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 498, NextOffset: 603
-    testutil.go:509: Offset: 677, NextOffset: 782
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 603, NextOffset: 986
-    testutil.go:509: Offset: 782, NextOffset: 1165
+    testutil.go:509: Offset: 106, NextOffset: 1072
+    testutil.go:509: Offset: 0, NextOffset: 959
     testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":981,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1018,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1055,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1160,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1197,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1271,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt barlink dev test2 bar foo3.txt test .no.prefetch.landmark]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 986, NextOffset: 1023
-    testutil.go:509: Offset: 1165, NextOffset: 1202
-    testutil.go:509: Offset: 1023, NextOffset: 1060
-    testutil.go:509: Offset: 1202, NextOffset: 1239
-    testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1239, NextOffset: 1276
-    testutil.go:509: Offset: 1097, NextOffset: 1326
-    testutil.go:509: Offset: 1276, NextOffset: 1603
+    testutil.go:509: Offset: 981, NextOffset: 1018
+    testutil.go:509: Offset: 1160, NextOffset: 1197
+    testutil.go:509: Offset: 1018, NextOffset: 1055
+    testutil.go:509: Offset: 1197, NextOffset: 1234
+    testutil.go:509: Offset: 1055, NextOffset: 1092
+    testutil.go:509: Offset: 1234, NextOffset: 1271
+    testutil.go:509: Offset: 1092, NextOffset: 1321
+    testutil.go:509: Offset: 1271, NextOffset: 1598
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -177077,31 +178183,19 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 388, NextOffset: 498
     testutil.go:509: Offset: 534, NextOffset: 677
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 498, NextOffset: 603
+    testutil.go:509: Offset: 677, NextOffset: 782
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 603, NextOffset: 981
+    testutil.go:509: Offset: 782, NextOffset: 1160
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt barlink .no.prefetch.landmark bar foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1165, NextOffset: 1202
-    testutil.go:509: Offset: 986, NextOffset: 1023
-    testutil.go:509: Offset: 1202, NextOffset: 1239
-    testutil.go:509: Offset: 1023, NextOffset: 1060
-    testutil.go:509: Offset: 1239, NextOffset: 1276
-    testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1276, NextOffset: 1603
-    testutil.go:509: Offset: 1097, NextOffset: 1326
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt test .no.prefetch.landmark baz.txt foo1.txt barlink dev test2 bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 136, NextOffset: 173
@@ -177113,6 +178207,18 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 534, NextOffset: 677
+    testutil.go:509: Offset: 388, NextOffset: 498
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -177126,166 +178232,159 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 534, NextOffset: 677
-    testutil.go:509: Offset: 388, NextOffset: 498
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 677, NextOffset: 782
     testutil.go:509: Offset: 498, NextOffset: 603
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 782, NextOffset: 1165
-    testutil.go:509: Offset: 603, NextOffset: 986
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+    testutil.go:509: Offset: 782, NextOffset: 1160
+    testutil.go:509: Offset: 603, NextOffset: 981
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1160, NextOffset: 1197
+    testutil.go:509: Offset: 981, NextOffset: 1018
+    testutil.go:509: Offset: 1197, NextOffset: 1234
+    testutil.go:509: Offset: 1018, NextOffset: 1055
+    testutil.go:509: Offset: 1234, NextOffset: 1271
+    testutil.go:509: Offset: 1055, NextOffset: 1092
+    testutil.go:509: Offset: 1271, NextOffset: 1598
+    testutil.go:509: Offset: 1092, NextOffset: 1321
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 .no.prefetch.landmark foo1.txt bar barlink test baz.txt foo3.txt dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt dev test2 .no.prefetch.landmark foo1.txt bar barlink test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test test2 foo3.txt dev .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1071
-    testutil.go:509: Offset: 0, NextOffset: 958
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
+    testutil.go:509: Offset: 106, NextOffset: 1062
+    testutil.go:509: Offset: 0, NextOffset: 949
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test2 .no.prefetch.landmark foo1.txt foo3.txt barlink baz.txt bar test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:509: Offset: 536, NextOffset: 680
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 500, NextOffset: 606
-    testutil.go:509: Offset: 680, NextOffset: 786
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 606, NextOffset: 986
-    testutil.go:509: Offset: 786, NextOffset: 1166
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink .no.prefetch.landmark test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -177296,8 +178395,8 @@
     testutil.go:509: Offset: 1203, NextOffset: 1240
     testutil.go:509: Offset: 1060, NextOffset: 1097
     testutil.go:509: Offset: 1240, NextOffset: 1277
-    testutil.go:509: Offset: 1097, NextOffset: 1330
-    testutil.go:509: Offset: 1277, NextOffset: 1609
+    testutil.go:509: Offset: 1097, NextOffset: 1329
+    testutil.go:509: Offset: 1277, NextOffset: 1611
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -177332,17 +178431,19 @@
     testutil.go:509: Offset: 361, NextOffset: 398
     testutil.go:509: Offset: 285, NextOffset: 390
     testutil.go:509: Offset: 398, NextOffset: 536
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink baz.txt bar test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 680
     testutil.go:509: Offset: 390, NextOffset: 500
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 500, NextOffset: 606
+    testutil.go:509: Offset: 680, NextOffset: 786
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 786, NextOffset: 1166
     testutil.go:509: Offset: 606, NextOffset: 986
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 786, NextOffset: 1166
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -177356,11 +178457,18 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:509: Offset: 390, NextOffset: 500
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 680, NextOffset: 786
     testutil.go:509: Offset: 500, NextOffset: 606
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 786, NextOffset: 1166
+    testutil.go:509: Offset: 606, NextOffset: 986
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -177370,14 +178478,14 @@
     testutil.go:509: Offset: 1023, NextOffset: 1060
     testutil.go:509: Offset: 1240, NextOffset: 1277
     testutil.go:509: Offset: 1060, NextOffset: 1097
-    testutil.go:509: Offset: 1277, NextOffset: 1609
-    testutil.go:509: Offset: 1097, NextOffset: 1330
+    testutil.go:509: Offset: 1277, NextOffset: 1611
+    testutil.go:509: Offset: 1097, NextOffset: 1329
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -177393,18 +178501,15 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt foo3.txt test dev foo1.txt bar barlink]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1080
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [barlink test dev test2 foo3.txt .no.prefetch.landmark baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
@@ -177417,17 +178522,15 @@
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -177455,14 +178558,20 @@
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test dev foo1.txt bar barlink test2 .no.prefetch.landmark baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [bar barlink test dev test2 foo3.txt .no.prefetch.landmark baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1080
+    testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
@@ -177476,9 +178585,15 @@
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1080
+    testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -177489,22 +178604,15 @@
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1080
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1080
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -177520,32 +178628,31 @@
     testutil.go:509: Offset: 0, NextOffset: 967
     testutil.go:509: Offset: 106, NextOffset: 1080
     testutil.go:509: Offset: 0, NextOffset: 967
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1080,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1117,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1191,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1262,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1299,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1336,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1373,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":493,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":597,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1087,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1124,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1161,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1198,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":675,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":779,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1269,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1306,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1343,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1380,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo3.txt barlink baz.txt foo1.txt bar test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt barlink test test2 .no.prefetch.landmark baz.txt foo1.txt bar dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1080, NextOffset: 1117
-    testutil.go:509: Offset: 1262, NextOffset: 1299
-    testutil.go:509: Offset: 1117, NextOffset: 1154
-    testutil.go:509: Offset: 1299, NextOffset: 1336
-    testutil.go:509: Offset: 1154, NextOffset: 1191
-    testutil.go:509: Offset: 1336, NextOffset: 1373
-    testutil.go:509: Offset: 1191, NextOffset: 1533
-    testutil.go:509: Offset: 1373, NextOffset: 1805
+    testutil.go:509: Offset: 1087, NextOffset: 1124
+    testutil.go:509: Offset: 1269, NextOffset: 1306
+    testutil.go:509: Offset: 1124, NextOffset: 1161
+    testutil.go:509: Offset: 1306, NextOffset: 1343
+    testutil.go:509: Offset: 1161, NextOffset: 1198
+    testutil.go:509: Offset: 1343, NextOffset: 1380
+    testutil.go:509: Offset: 1198, NextOffset: 1541
+    testutil.go:509: Offset: 1380, NextOffset: 1814
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -177583,11 +178690,25 @@
     testutil.go:509: Offset: 493, NextOffset: 597
     testutil.go:509: Offset: 675, NextOffset: 779
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 597, NextOffset: 1080
-    testutil.go:509: Offset: 779, NextOffset: 1262
+    testutil.go:509: Offset: 597, NextOffset: 1087
+    testutil.go:509: Offset: 779, NextOffset: 1269
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo3.txt barlink baz.txt foo1.txt bar test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar dev foo3.txt barlink test test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1269, NextOffset: 1306
+    testutil.go:509: Offset: 1087, NextOffset: 1124
+    testutil.go:509: Offset: 1306, NextOffset: 1343
+    testutil.go:509: Offset: 1124, NextOffset: 1161
+    testutil.go:509: Offset: 1343, NextOffset: 1380
+    testutil.go:509: Offset: 1161, NextOffset: 1198
+    testutil.go:509: Offset: 1380, NextOffset: 1814
+    testutil.go:509: Offset: 1198, NextOffset: 1541
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 98, NextOffset: 135
@@ -177596,38 +178717,13 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 172, NextOffset: 209
     testutil.go:509: Offset: 323, NextOffset: 360
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 209, NextOffset: 246
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 533, NextOffset: 675
-    testutil.go:509: Offset: 386, NextOffset: 493
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 675, NextOffset: 779
-    testutil.go:509: Offset: 493, NextOffset: 597
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1262, NextOffset: 1299
-    testutil.go:509: Offset: 1080, NextOffset: 1117
-    testutil.go:509: Offset: 1299, NextOffset: 1336
-    testutil.go:509: Offset: 1117, NextOffset: 1154
-    testutil.go:509: Offset: 1336, NextOffset: 1373
-    testutil.go:509: Offset: 1154, NextOffset: 1191
-    testutil.go:509: Offset: 1373, NextOffset: 1805
-    testutil.go:509: Offset: 1191, NextOffset: 1533
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 98, NextOffset: 135
@@ -177641,144 +178737,168 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 533
     testutil.go:509: Offset: 283, NextOffset: 386
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 533, NextOffset: 675
+    testutil.go:509: Offset: 386, NextOffset: 493
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 675, NextOffset: 779
+    testutil.go:509: Offset: 493, NextOffset: 597
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 779, NextOffset: 1262
-    testutil.go:509: Offset: 597, NextOffset: 1080
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 779, NextOffset: 1269
+    testutil.go:509: Offset: 597, NextOffset: 1087
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt bar test]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink test dev foo1.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1182
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1296
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar test foo3.txt barlink dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink test dev foo1.txt test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1182
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
-    testutil.go:509: Offset: 106, NextOffset: 1290
-    testutil.go:509: Offset: 0, NextOffset: 1176
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
+    testutil.go:509: Offset: 106, NextOffset: 1296
+    testutil.go:509: Offset: 0, NextOffset: 1182
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1090,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1127,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1164,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1201,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1270,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1307,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1344,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1381,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":499,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1095,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1132,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1169,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1206,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":785,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1275,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1312,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1349,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1386,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt bar barlink test dev test2 baz.txt foo3.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 212, NextOffset: 249
@@ -177788,41 +178908,12 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 210, NextOffset: 247
     testutil.go:509: Offset: 323, NextOffset: 360
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:509: Offset: 397, NextOffset: 536
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 390, NextOffset: 499
-    testutil.go:509: Offset: 536, NextOffset: 679
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 499, NextOffset: 605
-    testutil.go:509: Offset: 679, NextOffset: 785
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 605, NextOffset: 1090
-    testutil.go:509: Offset: 785, NextOffset: 1270
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1090, NextOffset: 1127
-    testutil.go:509: Offset: 1270, NextOffset: 1307
-    testutil.go:509: Offset: 1127, NextOffset: 1164
-    testutil.go:509: Offset: 1307, NextOffset: 1344
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 1344, NextOffset: 1381
-    testutil.go:509: Offset: 1201, NextOffset: 1545
-    testutil.go:509: Offset: 1381, NextOffset: 1817
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 99, NextOffset: 136
     testutil.go:509: Offset: 212, NextOffset: 249
@@ -177836,34 +178927,58 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:509: Offset: 397, NextOffset: 536
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 390, NextOffset: 499
+    testutil.go:509: Offset: 536, NextOffset: 679
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 499, NextOffset: 605
+    testutil.go:509: Offset: 679, NextOffset: 785
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 605, NextOffset: 1095
+    testutil.go:509: Offset: 785, NextOffset: 1275
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1095, NextOffset: 1132
+    testutil.go:509: Offset: 1275, NextOffset: 1312
+    testutil.go:509: Offset: 1132, NextOffset: 1169
+    testutil.go:509: Offset: 1312, NextOffset: 1349
+    testutil.go:509: Offset: 1169, NextOffset: 1206
+    testutil.go:509: Offset: 1349, NextOffset: 1386
+    testutil.go:509: Offset: 1206, NextOffset: 1552
+    testutil.go:509: Offset: 1386, NextOffset: 1825
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt .no.prefetch.landmark foo1.txt bar barlink test dev test2 baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 679, NextOffset: 785
     testutil.go:509: Offset: 499, NextOffset: 605
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 785, NextOffset: 1270
-    testutil.go:509: Offset: 605, NextOffset: 1090
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1270, NextOffset: 1307
-    testutil.go:509: Offset: 1090, NextOffset: 1127
-    testutil.go:509: Offset: 1307, NextOffset: 1344
-    testutil.go:509: Offset: 1127, NextOffset: 1164
-    testutil.go:509: Offset: 1344, NextOffset: 1381
-    testutil.go:509: Offset: 1164, NextOffset: 1201
-    testutil.go:509: Offset: 1381, NextOffset: 1817
-    testutil.go:509: Offset: 1201, NextOffset: 1545
+    testutil.go:509: Offset: 1275, NextOffset: 1312
+    testutil.go:509: Offset: 1095, NextOffset: 1132
+    testutil.go:509: Offset: 1312, NextOffset: 1349
+    testutil.go:509: Offset: 1132, NextOffset: 1169
+    testutil.go:509: Offset: 1349, NextOffset: 1386
+    testutil.go:509: Offset: 1169, NextOffset: 1206
+    testutil.go:509: Offset: 1386, NextOffset: 1825
+    testutil.go:509: Offset: 1206, NextOffset: 1552
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -177877,11 +178992,6 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:509: Offset: 284, NextOffset: 390
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 679
-    testutil.go:509: Offset: 390, NextOffset: 499
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -177895,37 +179005,35 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 536
     testutil.go:509: Offset: 284, NextOffset: 390
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 785, NextOffset: 1275
+    testutil.go:509: Offset: 605, NextOffset: 1095
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 679
+    testutil.go:509: Offset: 390, NextOffset: 499
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test dev bar foo3.txt barlink test2 .no.prefetch.landmark baz.txt foo1.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink test dev baz.txt bar test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -177933,108 +179041,133 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev bar foo3.txt barlink test2 .no.prefetch.landmark baz.txt foo1.txt test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
-    testutil.go:509: Offset: 106, NextOffset: 1299
-    testutil.go:509: Offset: 0, NextOffset: 1186
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test dev baz.txt bar test2 .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
+    testutil.go:509: Offset: 106, NextOffset: 1304
+    testutil.go:509: Offset: 0, NextOffset: 1191
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1089,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1126,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1163,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1200,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1268,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1305,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1342,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1379,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":99,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":210,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":388,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":603,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1097,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1134,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1171,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1208,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":677,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":782,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1276,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1313,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1350,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1387,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt bar dev test2 foo3.txt barlink test .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 603, NextOffset: 1097
+    testutil.go:509: Offset: 782, NextOffset: 1276
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1097, NextOffset: 1134
+    testutil.go:509: Offset: 1276, NextOffset: 1313
+    testutil.go:509: Offset: 1134, NextOffset: 1171
+    testutil.go:509: Offset: 1313, NextOffset: 1350
+    testutil.go:509: Offset: 1171, NextOffset: 1208
+    testutil.go:509: Offset: 1350, NextOffset: 1387
+    testutil.go:509: Offset: 1208, NextOffset: 1554
+    testutil.go:509: Offset: 1387, NextOffset: 1824
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -178071,23 +179204,39 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 498, NextOffset: 603
     testutil.go:509: Offset: 677, NextOffset: 782
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 534, NextOffset: 677
+    testutil.go:509: Offset: 388, NextOffset: 498
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 677, NextOffset: 782
+    testutil.go:509: Offset: 498, NextOffset: 603
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 603, NextOffset: 1089
-    testutil.go:509: Offset: 782, NextOffset: 1268
+    testutil.go:509: Offset: 782, NextOffset: 1276
+    testutil.go:509: Offset: 603, NextOffset: 1097
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1089, NextOffset: 1126
-    testutil.go:509: Offset: 1268, NextOffset: 1305
-    testutil.go:509: Offset: 1126, NextOffset: 1163
-    testutil.go:509: Offset: 1305, NextOffset: 1342
-    testutil.go:509: Offset: 1163, NextOffset: 1200
-    testutil.go:509: Offset: 1342, NextOffset: 1379
-    testutil.go:509: Offset: 1200, NextOffset: 1545
-    testutil.go:509: Offset: 1379, NextOffset: 1814
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar dev test2 foo3.txt barlink test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:509: Offset: 1276, NextOffset: 1313
+    testutil.go:509: Offset: 1097, NextOffset: 1134
+    testutil.go:509: Offset: 1313, NextOffset: 1350
+    testutil.go:509: Offset: 1134, NextOffset: 1171
+    testutil.go:509: Offset: 1350, NextOffset: 1387
+    testutil.go:509: Offset: 1171, NextOffset: 1208
+    testutil.go:509: Offset: 1387, NextOffset: 1824
+    testutil.go:509: Offset: 1208, NextOffset: 1554
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -178101,22 +179250,6 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 534, NextOffset: 677
-    testutil.go:509: Offset: 388, NextOffset: 498
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 677, NextOffset: 782
-    testutil.go:509: Offset: 498, NextOffset: 603
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 212, NextOffset: 249
     testutil.go:509: Offset: 99, NextOffset: 136
@@ -178130,116 +179263,52 @@
     testutil.go:509: Offset: 247, NextOffset: 284
     testutil.go:509: Offset: 397, NextOffset: 534
     testutil.go:509: Offset: 284, NextOffset: 388
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 782, NextOffset: 1268
-    testutil.go:509: Offset: 603, NextOffset: 1089
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1268, NextOffset: 1305
-    testutil.go:509: Offset: 1089, NextOffset: 1126
-    testutil.go:509: Offset: 1305, NextOffset: 1342
-    testutil.go:509: Offset: 1126, NextOffset: 1163
-    testutil.go:509: Offset: 1342, NextOffset: 1379
-    testutil.go:509: Offset: 1163, NextOffset: 1200
-    testutil.go:509: Offset: 1379, NextOffset: 1814
-    testutil.go:509: Offset: 1200, NextOffset: 1545
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [barlink test .no.prefetch.landmark baz.txt foo1.txt dev test2 bar foo3.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev test2 .no.prefetch.landmark foo3.txt barlink test baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
+    testutil.go:509: Offset: 0, NextOffset: 1187
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1300
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test .no.prefetch.landmark baz.txt foo1.txt dev test2 bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -178249,53 +179318,55 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1292
-    testutil.go:509: Offset: 0, NextOffset: 1179
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1100,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1211,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1280,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1317,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1354,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1391,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt foo3.txt test dev .no.prefetch.landmark bar barlink test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 606, NextOffset: 1100
-    testutil.go:509: Offset: 786, NextOffset: 1280
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo3.txt barlink test baz.txt foo1.txt bar dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1100, NextOffset: 1137
-    testutil.go:509: Offset: 1280, NextOffset: 1317
-    testutil.go:509: Offset: 1137, NextOffset: 1174
-    testutil.go:509: Offset: 1317, NextOffset: 1354
-    testutil.go:509: Offset: 1174, NextOffset: 1211
-    testutil.go:509: Offset: 1354, NextOffset: 1391
-    testutil.go:509: Offset: 1211, NextOffset: 1559
-    testutil.go:509: Offset: 1391, NextOffset: 1829
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -178303,6 +179374,33 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1300
+    testutil.go:509: Offset: 0, NextOffset: 1187
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1106,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1180,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1217,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1286,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1323,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1360,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1397,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo1.txt bar test baz.txt foo3.txt barlink dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 100, NextOffset: 137
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -178336,16 +179434,44 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 500, NextOffset: 606
     testutil.go:509: Offset: 680, NextOffset: 786
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 606, NextOffset: 1106
+    testutil.go:509: Offset: 786, NextOffset: 1286
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1106, NextOffset: 1143
+    testutil.go:509: Offset: 1286, NextOffset: 1323
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 1323, NextOffset: 1360
+    testutil.go:509: Offset: 1180, NextOffset: 1217
+    testutil.go:509: Offset: 1360, NextOffset: 1397
+    testutil.go:509: Offset: 1217, NextOffset: 1565
+    testutil.go:509: Offset: 1397, NextOffset: 1838
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test dev .no.prefetch.landmark bar barlink test2 baz.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt bar test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
     testutil.go:509: Offset: 250, NextOffset: 287
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 287, NextOffset: 324
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 324, NextOffset: 361
     testutil.go:509: Offset: 211, NextOffset: 248
@@ -178356,34 +179482,22 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 536, NextOffset: 680
     testutil.go:509: Offset: 390, NextOffset: 500
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 786, NextOffset: 1280
-    testutil.go:509: Offset: 606, NextOffset: 1100
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1280, NextOffset: 1317
-    testutil.go:509: Offset: 1100, NextOffset: 1137
-    testutil.go:509: Offset: 1317, NextOffset: 1354
-    testutil.go:509: Offset: 1137, NextOffset: 1174
-    testutil.go:509: Offset: 1354, NextOffset: 1391
-    testutil.go:509: Offset: 1174, NextOffset: 1211
-    testutil.go:509: Offset: 1391, NextOffset: 1829
-    testutil.go:509: Offset: 1211, NextOffset: 1559
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 680, NextOffset: 786
     testutil.go:509: Offset: 500, NextOffset: 606
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1286, NextOffset: 1323
+    testutil.go:509: Offset: 1106, NextOffset: 1143
+    testutil.go:509: Offset: 1323, NextOffset: 1360
+    testutil.go:509: Offset: 1143, NextOffset: 1180
+    testutil.go:509: Offset: 1360, NextOffset: 1397
+    testutil.go:509: Offset: 1180, NextOffset: 1217
+    testutil.go:509: Offset: 1397, NextOffset: 1838
+    testutil.go:509: Offset: 1217, NextOffset: 1565
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -178394,147 +179508,157 @@
     testutil.go:509: Offset: 324, NextOffset: 361
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 361, NextOffset: 398
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 786, NextOffset: 1286
+    testutil.go:509: Offset: 606, NextOffset: 1106
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test bar foo3.txt dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test bar foo3.txt dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1197
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
-    testutil.go:509: Offset: 106, NextOffset: 1310
-    testutil.go:509: Offset: 0, NextOffset: 1197
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
+    testutil.go:509: Offset: 106, NextOffset: 1317
+    testutil.go:509: Offset: 0, NextOffset: 1204
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":977,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1014,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1051,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1088,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":678,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":783,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1159,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1196,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1270,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":98,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":977,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1014,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1051,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1088,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":212,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":286,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":323,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":360,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":397,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":678,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":783,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1159,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1196,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1270,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink test foo1.txt dev test2 .no.prefetch.landmark baz.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 387, NextOffset: 496
+    testutil.go:509: Offset: 535, NextOffset: 678
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 496, NextOffset: 601
+    testutil.go:509: Offset: 678, NextOffset: 783
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 601, NextOffset: 977
+    testutil.go:509: Offset: 783, NextOffset: 1159
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -178549,10 +179673,10 @@
     testutil.go:509: Offset: 1270, NextOffset: 1596
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -178581,43 +179705,13 @@
     testutil.go:509: Offset: 360, NextOffset: 397
     testutil.go:509: Offset: 283, NextOffset: 387
     testutil.go:509: Offset: 397, NextOffset: 535
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink test foo1.txt dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 387, NextOffset: 496
     testutil.go:509: Offset: 535, NextOffset: 678
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 496, NextOffset: 601
-    testutil.go:509: Offset: 678, NextOffset: 783
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 601, NextOffset: 977
-    testutil.go:509: Offset: 783, NextOffset: 1159
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt test barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 678, NextOffset: 783
-    testutil.go:509: Offset: 496, NextOffset: 601
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 783, NextOffset: 1159
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 601, NextOffset: 977
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1159, NextOffset: 1196
-    testutil.go:509: Offset: 977, NextOffset: 1014
-    testutil.go:509: Offset: 1196, NextOffset: 1233
-    testutil.go:509: Offset: 1014, NextOffset: 1051
-    testutil.go:509: Offset: 1233, NextOffset: 1270
-    testutil.go:509: Offset: 1051, NextOffset: 1088
-    testutil.go:509: Offset: 1270, NextOffset: 1596
-    testutil.go:509: Offset: 1088, NextOffset: 1317
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 387, NextOffset: 496
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -178650,29 +179744,38 @@
     testutil.go:509: Offset: 246, NextOffset: 283
     testutil.go:509: Offset: 397, NextOffset: 535
     testutil.go:509: Offset: 283, NextOffset: 387
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 535, NextOffset: 678
-    testutil.go:509: Offset: 387, NextOffset: 496
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt foo3.txt dev test2 baz.txt bar barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 678, NextOffset: 783
+    testutil.go:509: Offset: 496, NextOffset: 601
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 783, NextOffset: 1159
+    testutil.go:509: Offset: 601, NextOffset: 977
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1159, NextOffset: 1196
+    testutil.go:509: Offset: 977, NextOffset: 1014
+    testutil.go:509: Offset: 1196, NextOffset: 1233
+    testutil.go:509: Offset: 1014, NextOffset: 1051
+    testutil.go:509: Offset: 1233, NextOffset: 1270
+    testutil.go:509: Offset: 1051, NextOffset: 1088
+    testutil.go:509: Offset: 1270, NextOffset: 1596
+    testutil.go:509: Offset: 1088, NextOffset: 1317
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt bar foo3.txt test test2 .no.prefetch.landmark foo1.txt barlink dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
@@ -178682,7 +179785,7 @@
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -178709,27 +179812,26 @@
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt dev test2 baz.txt bar barlink test .no.prefetch.landmark] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev baz.txt bar foo3.txt test test2 .no.prefetch.landmark foo1.txt barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
@@ -178743,30 +179845,32 @@
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
     testutil.go:509: Offset: 106, NextOffset: 1064
@@ -178778,23 +179882,22 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:509: Offset: 0, NextOffset: 950
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":608,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1100,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":789,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":608,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1100,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":789,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1170,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1244,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1281,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev .no.prefetch.landmark foo1.txt bar foo3.txt barlink test test2 baz.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 502, NextOffset: 608
-    testutil.go:509: Offset: 683, NextOffset: 789
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 608, NextOffset: 989
-    testutil.go:509: Offset: 789, NextOffset: 1170
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev foo1.txt bar foo3.txt test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -178806,7 +179909,7 @@
     testutil.go:509: Offset: 1063, NextOffset: 1100
     testutil.go:509: Offset: 1244, NextOffset: 1281
     testutil.go:509: Offset: 1100, NextOffset: 1331
-    testutil.go:509: Offset: 1281, NextOffset: 1612
+    testutil.go:509: Offset: 1281, NextOffset: 1611
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -178831,8 +179934,6 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 100, NextOffset: 137
     testutil.go:509: Offset: 215, NextOffset: 252
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 252, NextOffset: 289
     testutil.go:509: Offset: 174, NextOffset: 211
@@ -178846,8 +179947,31 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 391, NextOffset: 502
     testutil.go:509: Offset: 539, NextOffset: 683
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 502, NextOffset: 608
+    testutil.go:509: Offset: 683, NextOffset: 789
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 608, NextOffset: 989
+    testutil.go:509: Offset: 789, NextOffset: 1170
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test test2 baz.txt dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev foo1.txt bar foo3.txt test2 .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 215, NextOffset: 252
+    testutil.go:509: Offset: 100, NextOffset: 137
+    testutil.go:509: Offset: 252, NextOffset: 289
+    testutil.go:509: Offset: 137, NextOffset: 174
+    testutil.go:509: Offset: 289, NextOffset: 326
+    testutil.go:509: Offset: 174, NextOffset: 211
+    testutil.go:509: Offset: 326, NextOffset: 363
+    testutil.go:509: Offset: 211, NextOffset: 248
+    testutil.go:509: Offset: 363, NextOffset: 400
+    testutil.go:509: Offset: 248, NextOffset: 285
+    testutil.go:509: Offset: 400, NextOffset: 539
+    testutil.go:509: Offset: 285, NextOffset: 391
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 215, NextOffset: 252
     testutil.go:509: Offset: 100, NextOffset: 137
@@ -178861,6 +179985,18 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 400, NextOffset: 539
     testutil.go:509: Offset: 285, NextOffset: 391
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1170, NextOffset: 1207
+    testutil.go:509: Offset: 989, NextOffset: 1026
+    testutil.go:509: Offset: 1207, NextOffset: 1244
+    testutil.go:509: Offset: 1026, NextOffset: 1063
+    testutil.go:509: Offset: 1244, NextOffset: 1281
+    testutil.go:509: Offset: 1063, NextOffset: 1100
+    testutil.go:509: Offset: 1281, NextOffset: 1611
+    testutil.go:509: Offset: 1100, NextOffset: 1331
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -178878,168 +180014,140 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 789, NextOffset: 1170
     testutil.go:509: Offset: 608, NextOffset: 989
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1170, NextOffset: 1207
-    testutil.go:509: Offset: 989, NextOffset: 1026
-    testutil.go:509: Offset: 1207, NextOffset: 1244
-    testutil.go:509: Offset: 1026, NextOffset: 1063
-    testutil.go:509: Offset: 1244, NextOffset: 1281
-    testutil.go:509: Offset: 1063, NextOffset: 1100
-    testutil.go:509: Offset: 1281, NextOffset: 1612
-    testutil.go:509: Offset: 1100, NextOffset: 1331
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 215, NextOffset: 252
-    testutil.go:509: Offset: 100, NextOffset: 137
-    testutil.go:509: Offset: 252, NextOffset: 289
-    testutil.go:509: Offset: 137, NextOffset: 174
-    testutil.go:509: Offset: 289, NextOffset: 326
-    testutil.go:509: Offset: 174, NextOffset: 211
-    testutil.go:509: Offset: 326, NextOffset: 363
-    testutil.go:509: Offset: 211, NextOffset: 248
-    testutil.go:509: Offset: 363, NextOffset: 400
-    testutil.go:509: Offset: 248, NextOffset: 285
-    testutil.go:509: Offset: 400, NextOffset: 539
-    testutil.go:509: Offset: 285, NextOffset: 391
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt foo3.txt test dev test2 .no.prefetch.landmark bar barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar barlink baz.txt foo1.txt foo3.txt test dev test2 .no.prefetch.landmark] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1079
-    testutil.go:509: Offset: 0, NextOffset: 964
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
+    testutil.go:509: Offset: 106, NextOffset: 1075
+    testutil.go:509: Offset: 0, NextOffset: 960
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":100,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":500,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":606,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":986,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1023,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1060,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":213,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":250,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":324,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":361,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":398,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":680,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":786,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev baz.txt foo1.txt barlink test2 .no.prefetch.landmark bar foo3.txt test]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test dev .no.prefetch.landmark baz.txt bar barlink test2 foo1.txt foo3.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -179089,21 +180197,16 @@
     testutil.go:509: Offset: 1203, NextOffset: 1240
     testutil.go:509: Offset: 1060, NextOffset: 1097
     testutil.go:509: Offset: 1240, NextOffset: 1277
-    testutil.go:509: Offset: 1097, NextOffset: 1327
+    testutil.go:509: Offset: 1097, NextOffset: 1326
     testutil.go:509: Offset: 1277, NextOffset: 1605
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt test dev baz.txt foo1.txt barlink test2 .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 680, NextOffset: 786
-    testutil.go:509: Offset: 500, NextOffset: 606
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test2 foo1.txt foo3.txt test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 786, NextOffset: 1166
     testutil.go:509: Offset: 606, NextOffset: 986
@@ -179117,16 +180220,18 @@
     testutil.go:509: Offset: 1240, NextOffset: 1277
     testutil.go:509: Offset: 1060, NextOffset: 1097
     testutil.go:509: Offset: 1277, NextOffset: 1605
-    testutil.go:509: Offset: 1097, NextOffset: 1327
+    testutil.go:509: Offset: 1097, NextOffset: 1326
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 213, NextOffset: 250
     testutil.go:509: Offset: 100, NextOffset: 137
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 250, NextOffset: 287
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 287, NextOffset: 324
@@ -179137,9 +180242,11 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 536, NextOffset: 680
-    testutil.go:509: Offset: 390, NextOffset: 500
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 680, NextOffset: 786
+    testutil.go:509: Offset: 500, NextOffset: 606
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
@@ -179156,38 +180263,31 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 398, NextOffset: 536
     testutil.go:509: Offset: 285, NextOffset: 390
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 536, NextOffset: 680
+    testutil.go:509: Offset: 390, NextOffset: 500
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar test test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -179195,120 +180295,137 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink dev bar test test2 .no.prefetch.landmark baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
-    testutil.go:509: Offset: 106, NextOffset: 1065
-    testutil.go:509: Offset: 0, NextOffset: 952
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1064
+    testutil.go:509: Offset: 0, NextOffset: 951
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":138,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":506,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1034,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1071,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1108,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":540,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":795,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1177,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1288,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":138,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":506,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":998,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1035,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1072,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1109,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":215,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":252,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":326,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":363,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":400,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":540,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":795,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1178,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1289,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo3.txt barlink test dev foo1.txt bar test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [barlink test dev test2 .no.prefetch.landmark baz.txt bar foo1.txt foo3.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 506, NextOffset: 615
+    testutil.go:509: Offset: 686, NextOffset: 795
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 615, NextOffset: 998
+    testutil.go:509: Offset: 795, NextOffset: 1178
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 997, NextOffset: 1034
-    testutil.go:509: Offset: 1177, NextOffset: 1214
-    testutil.go:509: Offset: 1034, NextOffset: 1071
-    testutil.go:509: Offset: 1214, NextOffset: 1251
-    testutil.go:509: Offset: 1071, NextOffset: 1108
-    testutil.go:509: Offset: 1251, NextOffset: 1288
-    testutil.go:509: Offset: 1108, NextOffset: 1339
-    testutil.go:509: Offset: 1288, NextOffset: 1622
+    testutil.go:509: Offset: 998, NextOffset: 1035
+    testutil.go:509: Offset: 1178, NextOffset: 1215
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 1215, NextOffset: 1252
+    testutil.go:509: Offset: 1072, NextOffset: 1109
+    testutil.go:509: Offset: 1252, NextOffset: 1289
+    testutil.go:509: Offset: 1109, NextOffset: 1340
+    testutil.go:509: Offset: 1289, NextOffset: 1622
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -179339,17 +180456,31 @@
     testutil.go:509: Offset: 400, NextOffset: 540
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 394, NextOffset: 506
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 540, NextOffset: 686
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 506, NextOffset: 615
-    testutil.go:509: Offset: 686, NextOffset: 795
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 615, NextOffset: 997
-    testutil.go:509: Offset: 795, NextOffset: 1177
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar test2 .no.prefetch.landmark baz.txt foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt bar foo1.txt foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1178, NextOffset: 1215
+    testutil.go:509: Offset: 998, NextOffset: 1035
+    testutil.go:509: Offset: 1215, NextOffset: 1252
+    testutil.go:509: Offset: 1035, NextOffset: 1072
+    testutil.go:509: Offset: 1252, NextOffset: 1289
+    testutil.go:509: Offset: 1072, NextOffset: 1109
+    testutil.go:509: Offset: 1289, NextOffset: 1622
+    testutil.go:509: Offset: 1109, NextOffset: 1340
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 215, NextOffset: 252
     testutil.go:509: Offset: 101, NextOffset: 138
@@ -179363,41 +180494,12 @@
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 400, NextOffset: 540
     testutil.go:509: Offset: 286, NextOffset: 394
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 795, NextOffset: 1177
-    testutil.go:509: Offset: 615, NextOffset: 997
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1177, NextOffset: 1214
-    testutil.go:509: Offset: 997, NextOffset: 1034
-    testutil.go:509: Offset: 1214, NextOffset: 1251
-    testutil.go:509: Offset: 1034, NextOffset: 1071
-    testutil.go:509: Offset: 1251, NextOffset: 1288
-    testutil.go:509: Offset: 1071, NextOffset: 1108
-    testutil.go:509: Offset: 1288, NextOffset: 1622
-    testutil.go:509: Offset: 1108, NextOffset: 1339
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 540, NextOffset: 686
-    testutil.go:509: Offset: 394, NextOffset: 506
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 686, NextOffset: 795
-    testutil.go:509: Offset: 506, NextOffset: 615
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 215, NextOffset: 252
     testutil.go:509: Offset: 101, NextOffset: 138
     testutil.go:509: Offset: 252, NextOffset: 289
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 138, NextOffset: 175
     testutil.go:509: Offset: 289, NextOffset: 326
     testutil.go:509: Offset: 175, NextOffset: 212
@@ -179407,142 +180509,151 @@
     testutil.go:509: Offset: 249, NextOffset: 286
     testutil.go:509: Offset: 400, NextOffset: 540
     testutil.go:509: Offset: 286, NextOffset: 394
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 686, NextOffset: 795
+    testutil.go:509: Offset: 506, NextOffset: 615
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 540, NextOffset: 686
+    testutil.go:509: Offset: 394, NextOffset: 506
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 795, NextOffset: 1178
+    testutil.go:509: Offset: 615, NextOffset: 998
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":106,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":106,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":106,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":106,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":106,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt bar barlink dev test2 .no.prefetch.landmark baz.txt foo3.txt test]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark foo1.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt test foo1.txt bar barlink dev test2 .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 .no.prefetch.landmark foo1.txt baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 968
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
-    testutil.go:509: Offset: 106, NextOffset: 1081
-    testutil.go:509: Offset: 0, NextOffset: 967
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
+    testutil.go:509: Offset: 106, NextOffset: 1082
+    testutil.go:509: Offset: 0, NextOffset: 968
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt bar foo3.txt barlink test2 foo1.txt test dev .no.prefetch.landmark]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar test dev test2 baz.txt foo3.txt barlink .no.prefetch.landmark foo1.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -179552,17 +180663,19 @@
     testutil.go:509: Offset: 1015, NextOffset: 1048
     testutil.go:509: Offset: 902, NextOffset: 935
     testutil.go:509: Offset: 1048, NextOffset: 1081
-    testutil.go:509: Offset: 935, NextOffset: 1138
+    testutil.go:509: Offset: 935, NextOffset: 1137
     testutil.go:509: Offset: 1081, NextOffset: 1357
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 119, NextOffset: 152
@@ -179599,11 +180712,17 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 537, NextOffset: 836
     testutil.go:509: Offset: 683, NextOffset: 982
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt test dev .no.prefetch.landmark baz.txt bar foo3.txt barlink test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar test dev test2 baz.txt foo3.txt barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 466, NextOffset: 589
     testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 589, NextOffset: 683
+    testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -179614,13 +180733,17 @@
     testutil.go:509: Offset: 1048, NextOffset: 1081
     testutil.go:509: Offset: 902, NextOffset: 935
     testutil.go:509: Offset: 1081, NextOffset: 1357
-    testutil.go:509: Offset: 935, NextOffset: 1138
+    testutil.go:509: Offset: 935, NextOffset: 1137
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -179634,19 +180757,6 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 589, NextOffset: 683
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 683, NextOffset: 982
-    testutil.go:509: Offset: 537, NextOffset: 836
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -179660,14 +180770,32 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 683, NextOffset: 982
+    testutil.go:509: Offset: 537, NextOffset: 836
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark bar foo3.txt barlink test baz.txt foo1.txt dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar test test2 foo1.txt foo3.txt barlink dev .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
@@ -179684,8 +180812,6 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 615
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
@@ -179714,32 +180840,32 @@
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test test2 foo1.txt foo3.txt barlink dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test baz.txt foo1.txt dev test2 .no.prefetch.landmark bar foo3.txt barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -179751,6 +180877,8 @@
     testutil.go:509: Offset: 0, NextOffset: 615
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
@@ -179767,38 +180895,19 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:509: Offset: 90, NextOffset: 710
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 615
-    testutil.go:509: Offset: 90, NextOffset: 710
-    testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 710
     testutil.go:509: Offset: 0, NextOffset: 615
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":847,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":880,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":913,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":946,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":993,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1059,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":847,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":880,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":913,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":946,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":993,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1059,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1092,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt bar test dev foo1.txt foo3.txt barlink test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark bar foo3.txt test2 baz.txt foo1.txt barlink test dev]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 545, NextOffset: 847
     testutil.go:509: Offset: 691, NextOffset: 993
@@ -179816,10 +180925,10 @@
     testutil.go:509: Offset: 1092, NextOffset: 1373
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -179857,20 +180966,15 @@
     testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:509: Offset: 595, NextOffset: 691
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test dev foo1.txt foo3.txt barlink test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 470, NextOffset: 595
-    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:401: Directory: "" vs "": [foo3.txt test2 baz.txt foo1.txt barlink test dev .no.prefetch.landmark bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 691, NextOffset: 993
     testutil.go:509: Offset: 545, NextOffset: 847
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -179899,11 +181003,10 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 691
-    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -179915,165 +181018,160 @@
     testutil.go:509: Offset: 913, NextOffset: 946
     testutil.go:509: Offset: 1092, NextOffset: 1373
     testutil.go:509: Offset: 946, NextOffset: 1150
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt bar foo3.txt barlink foo1.txt test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo3.txt barlink test dev .no.prefetch.landmark foo1.txt test2 baz.txt bar]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink foo1.txt test dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt barlink test dev .no.prefetch.landmark foo1.txt test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-    testutil.go:509: Offset: 90, NextOffset: 712
-    testutil.go:509: Offset: 0, NextOffset: 619
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":841,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":874,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":907,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":940,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":987,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1020,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1053,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1086,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt test2 .no.prefetch.landmark barlink test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:509: Offset: 592, NextOffset: 687
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 841
-    testutil.go:509: Offset: 687, NextOffset: 987
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 618
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":842,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":875,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":908,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":941,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1021,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1054,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo3.txt dev test2 foo1.txt bar barlink test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 841, NextOffset: 874
-    testutil.go:509: Offset: 987, NextOffset: 1020
-    testutil.go:509: Offset: 874, NextOffset: 907
-    testutil.go:509: Offset: 1020, NextOffset: 1053
-    testutil.go:509: Offset: 907, NextOffset: 940
-    testutil.go:509: Offset: 1053, NextOffset: 1086
-    testutil.go:509: Offset: 940, NextOffset: 1142
-    testutil.go:509: Offset: 1086, NextOffset: 1364
+    testutil.go:509: Offset: 842, NextOffset: 875
+    testutil.go:509: Offset: 988, NextOffset: 1021
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1021, NextOffset: 1054
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1054, NextOffset: 1087
+    testutil.go:509: Offset: 941, NextOffset: 1143
+    testutil.go:509: Offset: 1087, NextOffset: 1365
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -180085,6 +181183,8 @@
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 216, NextOffset: 249
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 249, NextOffset: 282
     testutil.go:509: Offset: 186, NextOffset: 219
@@ -180106,16 +181206,21 @@
     testutil.go:509: Offset: 315, NextOffset: 348
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 348, NextOffset: 468
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev baz.txt foo1.txt bar foo3.txt test2 .no.prefetch.landmark barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:509: Offset: 468, NextOffset: 592
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 987
-    testutil.go:509: Offset: 541, NextOffset: 841
+    testutil.go:509: Offset: 541, NextOffset: 842
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 687, NextOffset: 988
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test .no.prefetch.landmark baz.txt foo3.txt dev test2 foo1.txt bar barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -180131,24 +181236,26 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 687
+    testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 987, NextOffset: 1020
-    testutil.go:509: Offset: 841, NextOffset: 874
-    testutil.go:509: Offset: 1020, NextOffset: 1053
-    testutil.go:509: Offset: 874, NextOffset: 907
-    testutil.go:509: Offset: 1053, NextOffset: 1086
-    testutil.go:509: Offset: 907, NextOffset: 940
-    testutil.go:509: Offset: 1086, NextOffset: 1364
-    testutil.go:509: Offset: 940, NextOffset: 1142
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:509: Offset: 988, NextOffset: 1021
+    testutil.go:509: Offset: 842, NextOffset: 875
+    testutil.go:509: Offset: 1021, NextOffset: 1054
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1054, NextOffset: 1087
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1087, NextOffset: 1365
+    testutil.go:509: Offset: 941, NextOffset: 1143
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -180160,43 +181267,32 @@
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 315, NextOffset: 348
     testutil.go:509: Offset: 219, NextOffset: 252
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:509: Offset: 347, NextOffset: 446
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar foo3.txt test dev test2 .no.prefetch.landmark foo1.txt barlink]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:509: Offset: 90, NextOffset: 711
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:509: Offset: 90, NextOffset: 711
-    testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:509: Offset: 90, NextOffset: 711
-    testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:509: Offset: 90, NextOffset: 711
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 687, NextOffset: 988
+    testutil.go:509: Offset: 541, NextOffset: 842
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [barlink dev .no.prefetch.landmark baz.txt foo3.txt test test2 foo1.txt bar]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -180222,10 +181318,10 @@
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 617
@@ -180235,13 +181331,14 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark foo1.txt barlink baz.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
@@ -180249,24 +181346,26 @@
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 foo1.txt bar barlink dev .no.prefetch.landmark baz.txt foo3.txt test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 90, NextOffset: 711
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
@@ -180275,14 +181374,23 @@
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
@@ -180296,41 +181404,18 @@
     testutil.go:509: Offset: 0, NextOffset: 617
     testutil.go:509: Offset: 90, NextOffset: 711
     testutil.go:509: Offset: 0, NextOffset: 617
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 711
+    testutil.go:509: Offset: 0, NextOffset: 617
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo3.txt barlink baz.txt foo1.txt bar test dev test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:509: Offset: 598, NextOffset: 695
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 851
-    testutil.go:509: Offset: 695, NextOffset: 997
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 851, NextOffset: 884
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 884, NextOffset: 917
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 917, NextOffset: 950
-    testutil.go:509: Offset: 1063, NextOffset: 1096
-    testutil.go:509: Offset: 950, NextOffset: 1156
-    testutil.go:509: Offset: 1096, NextOffset: 1380
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -180362,46 +181447,55 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:509: Offset: 472, NextOffset: 598
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark foo3.txt barlink baz.txt foo1.txt bar test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 89, NextOffset: 122
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 122, NextOffset: 155
-    testutil.go:509: Offset: 251, NextOffset: 284
-    testutil.go:509: Offset: 155, NextOffset: 188
-    testutil.go:509: Offset: 284, NextOffset: 317
-    testutil.go:509: Offset: 188, NextOffset: 221
-    testutil.go:509: Offset: 317, NextOffset: 350
-    testutil.go:509: Offset: 221, NextOffset: 254
-    testutil.go:509: Offset: 350, NextOffset: 472
-    testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 472, NextOffset: 598
-    testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 695
     testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:509: Offset: 598, NextOffset: 695
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 549, NextOffset: 851
+    testutil.go:509: Offset: 695, NextOffset: 997
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 997, NextOffset: 1030
     testutil.go:509: Offset: 851, NextOffset: 884
-    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 997, NextOffset: 1030
     testutil.go:509: Offset: 884, NextOffset: 917
-    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 1030, NextOffset: 1063
     testutil.go:509: Offset: 917, NextOffset: 950
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 950, NextOffset: 1154
     testutil.go:509: Offset: 1096, NextOffset: 1380
-    testutil.go:509: Offset: 950, NextOffset: 1156
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt test2 foo1.txt bar foo3.txt barlink test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 89, NextOffset: 122
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 122, NextOffset: 155
+    testutil.go:509: Offset: 251, NextOffset: 284
+    testutil.go:509: Offset: 155, NextOffset: 188
+    testutil.go:509: Offset: 284, NextOffset: 317
+    testutil.go:509: Offset: 188, NextOffset: 221
+    testutil.go:509: Offset: 317, NextOffset: 350
+    testutil.go:509: Offset: 221, NextOffset: 254
+    testutil.go:509: Offset: 350, NextOffset: 472
+    testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -180417,37 +181511,41 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 472, NextOffset: 598
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 695
+    testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 695, NextOffset: 997
     testutil.go:509: Offset: 549, NextOffset: 851
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 851, NextOffset: 884
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 884, NextOffset: 917
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 917, NextOffset: 950
+    testutil.go:509: Offset: 1096, NextOffset: 1380
+    testutil.go:509: Offset: 950, NextOffset: 1154
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink baz.txt foo1.txt bar foo3.txt test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink baz.txt bar test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
@@ -180467,7 +181565,7 @@
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -180487,11 +181585,10 @@
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test dev test2 .no.prefetch.landmark barlink baz.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
@@ -180501,13 +181598,19 @@
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink baz.txt bar test dev test2 .no.prefetch.landmark] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
@@ -180518,7 +181621,6 @@
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:395: Comparing: "bar" vs "bar"
@@ -180526,9 +181628,6 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 714
-    testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -180541,28 +181640,59 @@
     testutil.go:509: Offset: 90, NextOffset: 714
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 714
+    testutil.go:509: Offset: 0, NextOffset: 622
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":922,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":955,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":988,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1021,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1068,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1101,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1134,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1167,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":928,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":961,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":994,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1027,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1074,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1140,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1173,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt bar barlink test dev test2 foo1.txt foo3.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink foo3.txt test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 928, NextOffset: 961
+    testutil.go:509: Offset: 1074, NextOffset: 1107
+    testutil.go:509: Offset: 961, NextOffset: 994
+    testutil.go:509: Offset: 1107, NextOffset: 1140
+    testutil.go:509: Offset: 994, NextOffset: 1027
+    testutil.go:509: Offset: 1140, NextOffset: 1173
+    testutil.go:509: Offset: 1027, NextOffset: 1316
+    testutil.go:509: Offset: 1173, NextOffset: 1541
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 215, NextOffset: 248
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 248, NextOffset: 281
     testutil.go:509: Offset: 185, NextOffset: 218
@@ -180571,37 +181701,6 @@
     testutil.go:509: Offset: 314, NextOffset: 347
     testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:509: Offset: 347, NextOffset: 466
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:509: Offset: 466, NextOffset: 589
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:509: Offset: 589, NextOffset: 683
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 922
-    testutil.go:509: Offset: 683, NextOffset: 1068
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 922, NextOffset: 955
-    testutil.go:509: Offset: 1068, NextOffset: 1101
-    testutil.go:509: Offset: 955, NextOffset: 988
-    testutil.go:509: Offset: 1101, NextOffset: 1134
-    testutil.go:509: Offset: 988, NextOffset: 1021
-    testutil.go:509: Offset: 1134, NextOffset: 1167
-    testutil.go:509: Offset: 1021, NextOffset: 1309
-    testutil.go:509: Offset: 1167, NextOffset: 1532
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 182, NextOffset: 215
@@ -180615,8 +181714,20 @@
     testutil.go:509: Offset: 314, NextOffset: 347
     testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:509: Offset: 347, NextOffset: 466
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:509: Offset: 589, NextOffset: 683
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 537, NextOffset: 928
+    testutil.go:509: Offset: 683, NextOffset: 1074
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test dev test2 foo1.txt foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink foo3.txt test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -180630,31 +181741,35 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 589, NextOffset: 683
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 683, NextOffset: 1074
+    testutil.go:509: Offset: 537, NextOffset: 928
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1068, NextOffset: 1101
-    testutil.go:509: Offset: 922, NextOffset: 955
-    testutil.go:509: Offset: 1101, NextOffset: 1134
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 955, NextOffset: 988
-    testutil.go:509: Offset: 1134, NextOffset: 1167
-    testutil.go:509: Offset: 988, NextOffset: 1021
-    testutil.go:509: Offset: 1167, NextOffset: 1532
-    testutil.go:509: Offset: 1021, NextOffset: 1309
+    testutil.go:509: Offset: 1074, NextOffset: 1107
+    testutil.go:509: Offset: 928, NextOffset: 961
+    testutil.go:509: Offset: 1107, NextOffset: 1140
+    testutil.go:509: Offset: 961, NextOffset: 994
+    testutil.go:509: Offset: 1140, NextOffset: 1173
+    testutil.go:509: Offset: 994, NextOffset: 1027
+    testutil.go:509: Offset: 1173, NextOffset: 1541
+    testutil.go:509: Offset: 1027, NextOffset: 1316
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -180670,146 +181785,159 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 466, NextOffset: 589
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 683, NextOffset: 1068
-    testutil.go:509: Offset: 537, NextOffset: 922
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo1.txt bar barlink test dev baz.txt foo3.txt test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar foo3.txt barlink test2 foo1.txt test dev .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink test dev baz.txt foo3.txt test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt barlink test2 foo1.txt test dev .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 849
-    testutil.go:509: Offset: 0, NextOffset: 754
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=64000
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
+    testutil.go:509: Offset: 90, NextOffset: 850
+    testutil.go:509: Offset: 0, NextOffset: 755
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":933,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":966,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":999,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1032,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1079,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1112,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1145,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1178,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":937,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":970,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1003,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1036,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1083,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1116,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1149,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1182,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink test foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt bar test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 88, NextOffset: 121
+    testutil.go:509: Offset: 184, NextOffset: 217
+    testutil.go:509: Offset: 121, NextOffset: 154
+    testutil.go:509: Offset: 217, NextOffset: 250
+    testutil.go:509: Offset: 154, NextOffset: 187
+    testutil.go:509: Offset: 250, NextOffset: 283
+    testutil.go:509: Offset: 187, NextOffset: 220
+    testutil.go:509: Offset: 283, NextOffset: 316
+    testutil.go:509: Offset: 220, NextOffset: 253
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 316, NextOffset: 349
+    testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:509: Offset: 470, NextOffset: 595
@@ -180819,26 +181947,26 @@
     testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:509: Offset: 595, NextOffset: 691
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 933
-    testutil.go:509: Offset: 691, NextOffset: 1079
+    testutil.go:509: Offset: 545, NextOffset: 937
+    testutil.go:509: Offset: 691, NextOffset: 1083
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 933, NextOffset: 966
-    testutil.go:509: Offset: 1079, NextOffset: 1112
-    testutil.go:509: Offset: 966, NextOffset: 999
-    testutil.go:509: Offset: 1112, NextOffset: 1145
-    testutil.go:509: Offset: 999, NextOffset: 1032
-    testutil.go:509: Offset: 1145, NextOffset: 1178
-    testutil.go:509: Offset: 1032, NextOffset: 1323
-    testutil.go:509: Offset: 1178, NextOffset: 1548
+    testutil.go:509: Offset: 937, NextOffset: 970
+    testutil.go:509: Offset: 1083, NextOffset: 1116
+    testutil.go:509: Offset: 970, NextOffset: 1003
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 1003, NextOffset: 1036
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1036, NextOffset: 1328
+    testutil.go:509: Offset: 1182, NextOffset: 1553
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -180854,21 +181982,19 @@
     testutil.go:509: Offset: 316, NextOffset: 349
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 349, NextOffset: 470
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 88, NextOffset: 121
-    testutil.go:509: Offset: 184, NextOffset: 217
-    testutil.go:509: Offset: 121, NextOffset: 154
-    testutil.go:509: Offset: 217, NextOffset: 250
-    testutil.go:509: Offset: 154, NextOffset: 187
-    testutil.go:509: Offset: 250, NextOffset: 283
-    testutil.go:509: Offset: 187, NextOffset: 220
-    testutil.go:509: Offset: 283, NextOffset: 316
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 316, NextOffset: 349
-    testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink test foo1.txt bar dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar test baz.txt foo3.txt barlink dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1083, NextOffset: 1116
+    testutil.go:509: Offset: 937, NextOffset: 970
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 970, NextOffset: 1003
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1003, NextOffset: 1036
+    testutil.go:509: Offset: 1182, NextOffset: 1553
+    testutil.go:509: Offset: 1036, NextOffset: 1328
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -180883,30 +182009,11 @@
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 691, NextOffset: 1079
-    testutil.go:509: Offset: 545, NextOffset: 933
+    testutil.go:509: Offset: 691, NextOffset: 1083
+    testutil.go:509: Offset: 545, NextOffset: 937
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1079, NextOffset: 1112
-    testutil.go:509: Offset: 933, NextOffset: 966
-    testutil.go:509: Offset: 1112, NextOffset: 1145
-    testutil.go:509: Offset: 966, NextOffset: 999
-    testutil.go:509: Offset: 1145, NextOffset: 1178
-    testutil.go:509: Offset: 999, NextOffset: 1032
-    testutil.go:509: Offset: 1178, NextOffset: 1548
-    testutil.go:509: Offset: 1032, NextOffset: 1323
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 470, NextOffset: 595
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 691
-    testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -180926,15 +182033,46 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:509: Offset: 449, NextOffset: 545
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink foo1.txt foo3.txt test dev test2 .no.prefetch.landmark baz.txt bar]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt bar foo3.txt test test2 .no.prefetch.landmark foo1.txt barlink dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -180944,142 +182082,113 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt test test2 .no.prefetch.landmark foo1.txt barlink dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 761
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test dev test2 .no.prefetch.landmark baz.txt bar barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 854
-    testutil.go:509: Offset: 0, NextOffset: 761
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
+    testutil.go:509: Offset: 90, NextOffset: 857
+    testutil.go:509: Offset: 0, NextOffset: 764
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":927,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":960,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":993,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1026,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1073,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1106,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1139,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1172,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":931,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":964,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":997,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1030,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1077,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1143,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1176,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt test dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [dev .no.prefetch.landmark test test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 927, NextOffset: 960
-    testutil.go:509: Offset: 1073, NextOffset: 1106
-    testutil.go:509: Offset: 960, NextOffset: 993
-    testutil.go:509: Offset: 1106, NextOffset: 1139
-    testutil.go:509: Offset: 993, NextOffset: 1026
-    testutil.go:509: Offset: 1139, NextOffset: 1172
-    testutil.go:509: Offset: 1026, NextOffset: 1316
-    testutil.go:509: Offset: 1172, NextOffset: 1541
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 931, NextOffset: 964
+    testutil.go:509: Offset: 1077, NextOffset: 1110
+    testutil.go:509: Offset: 964, NextOffset: 997
+    testutil.go:509: Offset: 1110, NextOffset: 1143
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 1143, NextOffset: 1176
+    testutil.go:509: Offset: 1030, NextOffset: 1321
+    testutil.go:509: Offset: 1176, NextOffset: 1548
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -181111,6 +182220,8 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 315, NextOffset: 348
     testutil.go:509: Offset: 252, NextOffset: 347
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 347, NextOffset: 446
@@ -181121,10 +182232,24 @@
     testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 927
-    testutil.go:509: Offset: 687, NextOffset: 1073
+    testutil.go:509: Offset: 541, NextOffset: 931
+    testutil.go:509: Offset: 687, NextOffset: 1077
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink baz.txt test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark test test2 baz.txt foo1.txt bar foo3.txt barlink dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1077, NextOffset: 1110
+    testutil.go:509: Offset: 931, NextOffset: 964
+    testutil.go:509: Offset: 1110, NextOffset: 1143
+    testutil.go:509: Offset: 964, NextOffset: 997
+    testutil.go:509: Offset: 1143, NextOffset: 1176
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 1176, NextOffset: 1548
+    testutil.go:509: Offset: 1030, NextOffset: 1321
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -181138,31 +182263,14 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1073, NextOffset: 1106
-    testutil.go:509: Offset: 927, NextOffset: 960
-    testutil.go:509: Offset: 1106, NextOffset: 1139
-    testutil.go:509: Offset: 960, NextOffset: 993
-    testutil.go:509: Offset: 1139, NextOffset: 1172
-    testutil.go:509: Offset: 993, NextOffset: 1026
-    testutil.go:509: Offset: 1172, NextOffset: 1541
-    testutil.go:509: Offset: 1026, NextOffset: 1316
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 216, NextOffset: 249
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 249, NextOffset: 282
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 153, NextOffset: 186
     testutil.go:509: Offset: 282, NextOffset: 315
     testutil.go:509: Offset: 186, NextOffset: 219
@@ -181179,31 +182287,38 @@
     testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 1073
-    testutil.go:509: Offset: 541, NextOffset: 927
+    testutil.go:509: Offset: 687, NextOffset: 1077
+    testutil.go:509: Offset: 541, NextOffset: 931
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar dev foo3.txt barlink test test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -181211,112 +182326,110 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar dev foo3.txt barlink test test2 .no.prefetch.landmark baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 90, NextOffset: 854
+    testutil.go:509: Offset: 0, NextOffset: 760
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 851
-    testutil.go:509: Offset: 0, NextOffset: 757
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":935,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":968,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1001,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1034,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1081,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1114,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1147,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1180,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":942,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":975,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1008,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1041,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":472,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":695,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1088,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1187,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark bar barlink baz.txt foo1.txt foo3.txt test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt bar foo3.txt dev barlink test test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -181352,38 +182465,30 @@
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 452, NextOffset: 549
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 598, NextOffset: 695
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 935
-    testutil.go:509: Offset: 695, NextOffset: 1081
+    testutil.go:509: Offset: 549, NextOffset: 942
+    testutil.go:509: Offset: 695, NextOffset: 1088
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 935, NextOffset: 968
-    testutil.go:509: Offset: 1081, NextOffset: 1114
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 1114, NextOffset: 1147
-    testutil.go:509: Offset: 1001, NextOffset: 1034
-    testutil.go:509: Offset: 1147, NextOffset: 1180
-    testutil.go:509: Offset: 1034, NextOffset: 1324
-    testutil.go:509: Offset: 1180, NextOffset: 1552
+    testutil.go:509: Offset: 942, NextOffset: 975
+    testutil.go:509: Offset: 1088, NextOffset: 1121
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 1121, NextOffset: 1154
+    testutil.go:509: Offset: 1008, NextOffset: 1041
+    testutil.go:509: Offset: 1154, NextOffset: 1187
+    testutil.go:509: Offset: 1041, NextOffset: 1332
+    testutil.go:509: Offset: 1187, NextOffset: 1561
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt test dev test2 .no.prefetch.landmark bar barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 695
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo3.txt dev barlink test test2 .no.prefetch.landmark baz.txt foo1.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -181400,28 +182505,32 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 472, NextOffset: 598
     testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 695
+    testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 695, NextOffset: 1081
-    testutil.go:509: Offset: 549, NextOffset: 935
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1081, NextOffset: 1114
-    testutil.go:509: Offset: 935, NextOffset: 968
-    testutil.go:509: Offset: 1114, NextOffset: 1147
-    testutil.go:509: Offset: 968, NextOffset: 1001
-    testutil.go:509: Offset: 1147, NextOffset: 1180
-    testutil.go:509: Offset: 1001, NextOffset: 1034
-    testutil.go:509: Offset: 1180, NextOffset: 1552
-    testutil.go:509: Offset: 1034, NextOffset: 1324
+    testutil.go:509: Offset: 695, NextOffset: 1088
+    testutil.go:509: Offset: 549, NextOffset: 942
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1088, NextOffset: 1121
+    testutil.go:509: Offset: 942, NextOffset: 975
+    testutil.go:509: Offset: 1121, NextOffset: 1154
+    testutil.go:509: Offset: 975, NextOffset: 1008
+    testutil.go:509: Offset: 1154, NextOffset: 1187
+    testutil.go:509: Offset: 1008, NextOffset: 1041
+    testutil.go:509: Offset: 1187, NextOffset: 1561
+    testutil.go:509: Offset: 1041, NextOffset: 1332
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -181437,29 +182546,43 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 350, NextOffset: 472
     testutil.go:509: Offset: 254, NextOffset: 351
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar test dev foo3.txt barlink test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark foo1.txt bar barlink dev baz.txt foo3.txt test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -181467,110 +182590,101 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev baz.txt foo3.txt test test2 .no.prefetch.landmark foo1.txt bar barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar test dev foo3.txt barlink test2 .no.prefetch.landmark baz.txt foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
+    testutil.go:509: Offset: 90, NextOffset: 858
+    testutil.go:509: Offset: 0, NextOffset: 766
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
-    testutil.go:509: Offset: 90, NextOffset: 852
-    testutil.go:509: Offset: 0, NextOffset: 760
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":118,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":184,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":217,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":250,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":343,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":440,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":181,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":280,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":313,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":346,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":464,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":586,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":118,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":184,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":217,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":250,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":343,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":440,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":533,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":836,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":869,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":902,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":935,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":181,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":280,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":313,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":346,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":464,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":586,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":679,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":982,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1015,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1048,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1081,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar test dev test2 .no.prefetch.landmark foo3.txt barlink]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 343, NextOffset: 440
     testutil.go:509: Offset: 464, NextOffset: 586
@@ -181592,10 +182706,10 @@
     testutil.go:509: Offset: 1015, NextOffset: 1048
     testutil.go:509: Offset: 902, NextOffset: 935
     testutil.go:509: Offset: 1048, NextOffset: 1081
-    testutil.go:509: Offset: 935, NextOffset: 1136
+    testutil.go:509: Offset: 935, NextOffset: 1137
     testutil.go:509: Offset: 1081, NextOffset: 1355
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -181629,28 +182743,7 @@
     testutil.go:509: Offset: 250, NextOffset: 343
     testutil.go:509: Offset: 346, NextOffset: 464
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 679, NextOffset: 982
-    testutil.go:509: Offset: 533, NextOffset: 836
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 982, NextOffset: 1015
-    testutil.go:509: Offset: 836, NextOffset: 869
-    testutil.go:509: Offset: 1015, NextOffset: 1048
-    testutil.go:509: Offset: 869, NextOffset: 902
-    testutil.go:509: Offset: 1048, NextOffset: 1081
-    testutil.go:509: Offset: 902, NextOffset: 935
-    testutil.go:509: Offset: 1081, NextOffset: 1355
-    testutil.go:509: Offset: 935, NextOffset: 1136
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar test dev test2 .no.prefetch.landmark foo3.txt barlink baz.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -181666,6 +182759,10 @@
     testutil.go:509: Offset: 217, NextOffset: 250
     testutil.go:509: Offset: 346, NextOffset: 464
     testutil.go:509: Offset: 250, NextOffset: 343
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 679, NextOffset: 982
+    testutil.go:509: Offset: 533, NextOffset: 836
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 181, NextOffset: 214
     testutil.go:509: Offset: 85, NextOffset: 118
@@ -181687,147 +182784,161 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 586, NextOffset: 679
     testutil.go:509: Offset: 440, NextOffset: 533
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 982, NextOffset: 1015
+    testutil.go:509: Offset: 836, NextOffset: 869
+    testutil.go:509: Offset: 1015, NextOffset: 1048
+    testutil.go:509: Offset: 869, NextOffset: 902
+    testutil.go:509: Offset: 1048, NextOffset: 1081
+    testutil.go:509: Offset: 902, NextOffset: 935
+    testutil.go:509: Offset: 1081, NextOffset: 1355
+    testutil.go:509: Offset: 935, NextOffset: 1137
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt dev .no.prefetch.landmark barlink test test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt foo3.txt barlink test .no.prefetch.landmark bar dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt dev .no.prefetch.landmark barlink test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test .no.prefetch.landmark bar dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:509: Offset: 90, NextOffset: 717
-    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
+    testutil.go:509: Offset: 90, NextOffset: 715
+    testutil.go:509: Offset: 0, NextOffset: 620
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":849,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":882,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":849,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":882,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":995,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1094,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":282,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":315,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":348,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":468,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":687,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":995,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1061,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1094,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark bar foo3.txt test dev test2 baz.txt foo1.txt barlink]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark bar test dev baz.txt foo1.txt foo3.txt barlink test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -181871,6 +182982,8 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 541, NextOffset: 849
     testutil.go:509: Offset: 687, NextOffset: 995
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -181881,18 +182994,15 @@
     testutil.go:509: Offset: 1028, NextOffset: 1061
     testutil.go:509: Offset: 915, NextOffset: 948
     testutil.go:509: Offset: 1061, NextOffset: 1094
-    testutil.go:509: Offset: 948, NextOffset: 1153
+    testutil.go:509: Offset: 948, NextOffset: 1151
     testutil.go:509: Offset: 1094, NextOffset: 1373
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt test dev test2 baz.txt foo1.txt barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink test2 .no.prefetch.landmark bar test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 592, NextOffset: 687
     testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 687, NextOffset: 995
-    testutil.go:509: Offset: 541, NextOffset: 849
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -181903,15 +183013,13 @@
     testutil.go:509: Offset: 1061, NextOffset: 1094
     testutil.go:509: Offset: 915, NextOffset: 948
     testutil.go:509: Offset: 1094, NextOffset: 1373
-    testutil.go:509: Offset: 948, NextOffset: 1153
+    testutil.go:509: Offset: 948, NextOffset: 1151
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -181925,10 +183033,21 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 468, NextOffset: 592
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 687, NextOffset: 995
+    testutil.go:509: Offset: 541, NextOffset: 849
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 216
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 216, NextOffset: 249
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 120, NextOffset: 153
     testutil.go:509: Offset: 249, NextOffset: 282
     testutil.go:509: Offset: 153, NextOffset: 186
@@ -181938,21 +183057,30 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 348, NextOffset: 468
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 468, NextOffset: 592
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt test foo1.txt bar foo3.txt barlink dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt barlink test .no.prefetch.landmark bar foo3.txt dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -181960,122 +183088,127 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt barlink test .no.prefetch.landmark bar foo3.txt dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt test foo1.txt bar foo3.txt barlink dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 627
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":842,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":875,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":908,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":941,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1021,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1054,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":842,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":875,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":908,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":941,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":182,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":281,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":314,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":347,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":466,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":589,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":683,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1021,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1054,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1087,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 .no.prefetch.landmark foo1.txt bar barlink baz.txt foo3.txt test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test2 .no.prefetch.landmark foo3.txt test baz.txt foo1.txt bar barlink dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 842, NextOffset: 875
+    testutil.go:509: Offset: 988, NextOffset: 1021
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1021, NextOffset: 1054
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1054, NextOffset: 1087
+    testutil.go:509: Offset: 941, NextOffset: 1144
+    testutil.go:509: Offset: 1087, NextOffset: 1363
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -182096,6 +183229,8 @@
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 215, NextOffset: 248
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 248, NextOffset: 281
     testutil.go:509: Offset: 185, NextOffset: 218
@@ -182116,37 +183251,17 @@
     testutil.go:509: Offset: 537, NextOffset: 842
     testutil.go:509: Offset: 683, NextOffset: 988
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 842, NextOffset: 875
-    testutil.go:509: Offset: 988, NextOffset: 1021
-    testutil.go:509: Offset: 875, NextOffset: 908
-    testutil.go:509: Offset: 1021, NextOffset: 1054
-    testutil.go:509: Offset: 908, NextOffset: 941
-    testutil.go:509: Offset: 1054, NextOffset: 1087
-    testutil.go:509: Offset: 941, NextOffset: 1144
-    testutil.go:509: Offset: 1087, NextOffset: 1363
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink dev test2 .no.prefetch.landmark foo3.txt test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt test dev test2 .no.prefetch.landmark foo1.txt bar barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 466, NextOffset: 589
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 589, NextOffset: 683
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 215, NextOffset: 248
@@ -182173,14 +183288,6 @@
     testutil.go:509: Offset: 908, NextOffset: 941
     testutil.go:509: Offset: 1087, NextOffset: 1363
     testutil.go:509: Offset: 941, NextOffset: 1144
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 182, NextOffset: 215
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -182188,26 +183295,37 @@
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 248, NextOffset: 281
     testutil.go:509: Offset: 152, NextOffset: 185
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 281, NextOffset: 314
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 314, NextOffset: 347
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 347, NextOffset: 466
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 466, NextOffset: 589
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 589, NextOffset: 683
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt foo3.txt test test2 .no.prefetch.landmark bar barlink dev baz.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
@@ -182216,59 +183334,53 @@
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar barlink dev baz.txt foo1.txt foo3.txt test test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
@@ -182282,15 +183394,9 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 716
-    testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -182298,18 +183404,10 @@
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -182325,15 +183423,27 @@
     testutil.go:509: Offset: 0, NextOffset: 622
     testutil.go:509: Offset: 90, NextOffset: 716
     testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 90, NextOffset: 716
+    testutil.go:509: Offset: 0, NextOffset: 622
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":851,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":917,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":950,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":283,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":316,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":349,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":691,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1030,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink dev test2 baz.txt bar test .no.prefetch.landmark foo1.txt foo3.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt test test2 .no.prefetch.landmark barlink dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:509: Offset: 470, NextOffset: 595
@@ -182358,10 +183468,12 @@
     testutil.go:509: Offset: 950, NextOffset: 1155
     testutil.go:509: Offset: 1096, NextOffset: 1378
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
@@ -182392,20 +183504,28 @@
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt bar test .no.prefetch.landmark foo1.txt foo3.txt barlink dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 470, NextOffset: 595
-    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark barlink dev baz.txt foo1.txt bar foo3.txt test test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 691
+    testutil.go:509: Offset: 449, NextOffset: 545
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 691, NextOffset: 997
     testutil.go:509: Offset: 545, NextOffset: 851
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 997, NextOffset: 1030
+    testutil.go:509: Offset: 851, NextOffset: 884
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 884, NextOffset: 917
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 917, NextOffset: 950
+    testutil.go:509: Offset: 1096, NextOffset: 1378
+    testutil.go:509: Offset: 950, NextOffset: 1155
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -182421,6 +183541,13 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 217
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -182434,177 +183561,145 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 349, NextOffset: 470
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 691
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 851, NextOffset: 884
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 884, NextOffset: 917
-    testutil.go:509: Offset: 1063, NextOffset: 1096
-    testutil.go:509: Offset: 917, NextOffset: 950
-    testutil.go:509: Offset: 1096, NextOffset: 1378
-    testutil.go:509: Offset: 950, NextOffset: 1155
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 470, NextOffset: 595
+    testutil.go:509: Offset: 349, NextOffset: 449
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":90,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":90,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":90,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":90,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [dev test2 .no.prefetch.landmark bar foo3.txt barlink baz.txt foo1.txt test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [barlink test foo3.txt dev test2 .no.prefetch.landmark baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark bar foo3.txt barlink baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt dev test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 90, NextOffset: 720
-    testutil.go:509: Offset: 0, NextOffset: 628
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
+    testutil.go:509: Offset: 90, NextOffset: 721
+    testutil.go:509: Offset: 0, NextOffset: 629
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":864,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":897,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":930,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1013,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1046,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1079,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1112,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":864,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":897,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":930,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1013,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1046,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1079,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1112,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev test2 barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 251, NextOffset: 284
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 284, NextOffset: 317
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 317, NextOffset: 350
-    testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:509: Offset: 350, NextOffset: 469
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt bar test foo1.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 537, NextOffset: 864
     testutil.go:509: Offset: 686, NextOffset: 1013
@@ -182621,11 +183716,11 @@
     testutil.go:509: Offset: 963, NextOffset: 1177
     testutil.go:509: Offset: 1112, NextOffset: 1397
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -182641,8 +183736,31 @@
     testutil.go:509: Offset: 317, NextOffset: 350
     testutil.go:509: Offset: 251, NextOffset: 345
     testutil.go:509: Offset: 350, NextOffset: 469
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 119, NextOffset: 152
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 152, NextOffset: 185
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 251, NextOffset: 284
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 284, NextOffset: 317
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 317, NextOffset: 350
+    testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:509: Offset: 350, NextOffset: 469
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:509: Offset: 592, NextOffset: 686
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev test2 barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test foo1.txt foo3.txt barlink dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
@@ -182656,17 +183774,11 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 592, NextOffset: 686
     testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1013
-    testutil.go:509: Offset: 537, NextOffset: 864
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -182678,12 +183790,19 @@
     testutil.go:509: Offset: 930, NextOffset: 963
     testutil.go:509: Offset: 1112, NextOffset: 1397
     testutil.go:509: Offset: 963, NextOffset: 1177
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:509: Offset: 345, NextOffset: 443
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 686, NextOffset: 1013
+    testutil.go:509: Offset: 537, NextOffset: 864
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -182699,29 +183818,38 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar foo3.txt barlink test2 baz.txt foo1.txt test dev .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=64000
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -182729,128 +183857,120 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt test2 bar foo3.txt barlink test dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark bar foo3.txt barlink test2 baz.txt foo1.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
-    testutil.go:509: Offset: 93, NextOffset: 764
-    testutil.go:509: Offset: 0, NextOffset: 665
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
+    testutil.go:509: Offset: 93, NextOffset: 765
+    testutil.go:509: Offset: 0, NextOffset: 666
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":875,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":908,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":974,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1024,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1057,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1090,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1123,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":875,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":908,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":974,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1024,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1057,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1090,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1123,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test2 foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt bar barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 875, NextOffset: 908
     testutil.go:509: Offset: 1024, NextOffset: 1057
     testutil.go:509: Offset: 908, NextOffset: 941
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 1057, NextOffset: 1090
     testutil.go:509: Offset: 941, NextOffset: 974
     testutil.go:509: Offset: 1090, NextOffset: 1123
-    testutil.go:509: Offset: 974, NextOffset: 1188
+    testutil.go:509: Offset: 974, NextOffset: 1187
     testutil.go:509: Offset: 1123, NextOffset: 1413
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -182892,7 +184012,13 @@
     testutil.go:509: Offset: 694, NextOffset: 1024
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt test barlink dev test2 .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test2 foo3.txt test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -182914,27 +184040,7 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 598, NextOffset: 694
     testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 694, NextOffset: 1024
-    testutil.go:509: Offset: 545, NextOffset: 875
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1024, NextOffset: 1057
-    testutil.go:509: Offset: 875, NextOffset: 908
-    testutil.go:509: Offset: 1057, NextOffset: 1090
-    testutil.go:509: Offset: 908, NextOffset: 941
-    testutil.go:509: Offset: 1090, NextOffset: 1123
-    testutil.go:509: Offset: 941, NextOffset: 974
-    testutil.go:509: Offset: 1123, NextOffset: 1413
-    testutil.go:509: Offset: 974, NextOffset: 1188
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -182942,6 +184048,8 @@
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 121, NextOffset: 154
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 253, NextOffset: 286
     testutil.go:509: Offset: 154, NextOffset: 187
     testutil.go:509: Offset: 286, NextOffset: 319
@@ -182950,145 +184058,166 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 694, NextOffset: 1024
+    testutil.go:509: Offset: 545, NextOffset: 875
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1024, NextOffset: 1057
+    testutil.go:509: Offset: 875, NextOffset: 908
+    testutil.go:509: Offset: 1057, NextOffset: 1090
+    testutil.go:509: Offset: 908, NextOffset: 941
+    testutil.go:509: Offset: 1090, NextOffset: 1123
+    testutil.go:509: Offset: 941, NextOffset: 974
+    testutil.go:509: Offset: 1123, NextOffset: 1413
+    testutil.go:509: Offset: 974, NextOffset: 1187
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink dev foo1.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test2 test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink dev foo1.txt test test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test2 test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":869,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":902,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":935,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":968,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1018,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1051,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1084,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1117,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":869,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":902,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":935,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":968,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1018,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1051,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1084,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1117,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test foo3.txt dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt test2 bar]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:509: Offset: 595, NextOffset: 690
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 541, NextOffset: 869
+    testutil.go:509: Offset: 690, NextOffset: 1018
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 869, NextOffset: 902
     testutil.go:509: Offset: 1018, NextOffset: 1051
@@ -183096,14 +184225,14 @@
     testutil.go:509: Offset: 1051, NextOffset: 1084
     testutil.go:509: Offset: 935, NextOffset: 968
     testutil.go:509: Offset: 1084, NextOffset: 1117
-    testutil.go:509: Offset: 968, NextOffset: 1180
+    testutil.go:509: Offset: 968, NextOffset: 1181
     testutil.go:509: Offset: 1117, NextOffset: 1404
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -183135,27 +184264,36 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:395: Comparing: "" vs ""
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:509: Offset: 595, NextOffset: 690
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 869
-    testutil.go:509: Offset: 690, NextOffset: 1018
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink test foo3.txt dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 690, NextOffset: 1018
     testutil.go:509: Offset: 541, NextOffset: 869
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1018, NextOffset: 1051
+    testutil.go:509: Offset: 869, NextOffset: 902
+    testutil.go:509: Offset: 1051, NextOffset: 1084
+    testutil.go:509: Offset: 902, NextOffset: 935
+    testutil.go:509: Offset: 1084, NextOffset: 1117
+    testutil.go:509: Offset: 935, NextOffset: 968
+    testutil.go:509: Offset: 1117, NextOffset: 1404
+    testutil.go:509: Offset: 968, NextOffset: 1181
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -183169,6 +184307,11 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -183182,181 +184325,175 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 690
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1018, NextOffset: 1051
-    testutil.go:509: Offset: 869, NextOffset: 902
-    testutil.go:509: Offset: 1051, NextOffset: 1084
-    testutil.go:509: Offset: 902, NextOffset: 935
-    testutil.go:509: Offset: 1084, NextOffset: 1117
-    testutil.go:509: Offset: 935, NextOffset: 968
-    testutil.go:509: Offset: 1117, NextOffset: 1404
-    testutil.go:509: Offset: 968, NextOffset: 1180
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt barlink dev foo1.txt bar foo3.txt test test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test test2 .no.prefetch.landmark baz.txt barlink dev foo1.txt bar foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:509: Offset: 93, NextOffset: 767
-    testutil.go:509: Offset: 0, NextOffset: 668
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 768
+    testutil.go:509: Offset: 0, NextOffset: 669
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":881,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":914,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":947,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":980,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1030,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1063,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1096,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1129,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":882,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":915,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":981,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1031,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1064,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1097,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1130,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt barlink test2 bar]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test2 baz.txt foo1.txt barlink .no.prefetch.landmark bar foo3.txt test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:509: Offset: 475, NextOffset: 601
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:509: Offset: 601, NextOffset: 698
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 549, NextOffset: 881
+    testutil.go:509: Offset: 698, NextOffset: 1030
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1031, NextOffset: 1064
-    testutil.go:509: Offset: 915, NextOffset: 948
-    testutil.go:509: Offset: 1064, NextOffset: 1097
-    testutil.go:509: Offset: 948, NextOffset: 981
-    testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 981, NextOffset: 1195
-    testutil.go:509: Offset: 1130, NextOffset: 1423
+    testutil.go:509: Offset: 881, NextOffset: 914
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 914, NextOffset: 947
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 947, NextOffset: 980
+    testutil.go:509: Offset: 1096, NextOffset: 1129
+    testutil.go:509: Offset: 980, NextOffset: 1193
+    testutil.go:509: Offset: 1129, NextOffset: 1422
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 89, NextOffset: 122
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 122, NextOffset: 155
     testutil.go:509: Offset: 221, NextOffset: 254
@@ -183381,45 +184518,39 @@
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:509: Offset: 353, NextOffset: 475
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt test dev test2 baz.txt foo1.txt barlink .no.prefetch.landmark] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:509: Offset: 475, NextOffset: 601
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:509: Offset: 601, NextOffset: 698
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 882
-    testutil.go:509: Offset: 698, NextOffset: 1031
+    testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt barlink test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 601, NextOffset: 698
     testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 698, NextOffset: 1031
-    testutil.go:509: Offset: 549, NextOffset: 882
+    testutil.go:509: Offset: 698, NextOffset: 1030
+    testutil.go:509: Offset: 549, NextOffset: 881
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1031, NextOffset: 1064
-    testutil.go:509: Offset: 882, NextOffset: 915
-    testutil.go:509: Offset: 1064, NextOffset: 1097
-    testutil.go:509: Offset: 915, NextOffset: 948
-    testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 948, NextOffset: 981
-    testutil.go:509: Offset: 1130, NextOffset: 1423
-    testutil.go:509: Offset: 981, NextOffset: 1195
+    testutil.go:509: Offset: 1030, NextOffset: 1063
+    testutil.go:509: Offset: 881, NextOffset: 914
+    testutil.go:509: Offset: 1063, NextOffset: 1096
+    testutil.go:509: Offset: 914, NextOffset: 947
+    testutil.go:509: Offset: 1096, NextOffset: 1129
+    testutil.go:509: Offset: 947, NextOffset: 980
+    testutil.go:509: Offset: 1129, NextOffset: 1422
+    testutil.go:509: Offset: 980, NextOffset: 1193
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -183433,16 +184564,12 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 475, NextOffset: 601
-    testutil.go:509: Offset: 351, NextOffset: 452
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
     testutil.go:509: Offset: 221, NextOffset: 254
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 122, NextOffset: 155
     testutil.go:509: Offset: 254, NextOffset: 287
     testutil.go:509: Offset: 155, NextOffset: 188
@@ -183453,53 +184580,32 @@
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt bar test dev foo1.txt foo3.txt barlink test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt foo3.txt barlink test test2 .no.prefetch.landmark bar dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -183507,90 +184613,110 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev foo1.txt foo3.txt barlink test2 .no.prefetch.landmark baz.txt bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 772
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar dev baz.txt foo1.txt foo3.txt barlink test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 772
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
+    testutil.go:509: Offset: 93, NextOffset: 772
+    testutil.go:509: Offset: 0, NextOffset: 673
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":958,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":991,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1024,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1057,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1107,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1140,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1173,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1206,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":962,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":995,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1028,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1061,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1111,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1144,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1177,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1210,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test test2 baz.txt foo3.txt barlink dev .no.prefetch.landmark foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 .no.prefetch.landmark bar foo3.txt test baz.txt foo1.txt barlink dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
@@ -183630,30 +184756,41 @@
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:509: Offset: 592, NextOffset: 686
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 537, NextOffset: 958
-    testutil.go:509: Offset: 686, NextOffset: 1107
+    testutil.go:509: Offset: 537, NextOffset: 962
+    testutil.go:509: Offset: 686, NextOffset: 1111
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 958, NextOffset: 991
-    testutil.go:509: Offset: 1107, NextOffset: 1140
-    testutil.go:509: Offset: 991, NextOffset: 1024
-    testutil.go:509: Offset: 1140, NextOffset: 1173
-    testutil.go:509: Offset: 1024, NextOffset: 1057
-    testutil.go:509: Offset: 1173, NextOffset: 1206
-    testutil.go:509: Offset: 1057, NextOffset: 1366
-    testutil.go:509: Offset: 1206, NextOffset: 1591
+    testutil.go:509: Offset: 962, NextOffset: 995
+    testutil.go:509: Offset: 1111, NextOffset: 1144
+    testutil.go:509: Offset: 995, NextOffset: 1028
+    testutil.go:509: Offset: 1144, NextOffset: 1177
+    testutil.go:509: Offset: 1028, NextOffset: 1061
+    testutil.go:509: Offset: 1177, NextOffset: 1210
+    testutil.go:509: Offset: 1061, NextOffset: 1371
+    testutil.go:509: Offset: 1210, NextOffset: 1597
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink dev .no.prefetch.landmark foo1.txt bar test test2 baz.txt foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt test baz.txt foo1.txt barlink dev test2 .no.prefetch.landmark bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1111, NextOffset: 1144
+    testutil.go:509: Offset: 962, NextOffset: 995
+    testutil.go:509: Offset: 1144, NextOffset: 1177
+    testutil.go:509: Offset: 995, NextOffset: 1028
+    testutil.go:509: Offset: 1177, NextOffset: 1210
+    testutil.go:509: Offset: 1028, NextOffset: 1061
+    testutil.go:509: Offset: 1210, NextOffset: 1597
+    testutil.go:509: Offset: 1061, NextOffset: 1371
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 251, NextOffset: 284
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 284, NextOffset: 317
     testutil.go:509: Offset: 185, NextOffset: 218
@@ -183661,35 +184798,16 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1107
-    testutil.go:509: Offset: 537, NextOffset: 958
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 469, NextOffset: 592
+    testutil.go:509: Offset: 345, NextOffset: 443
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 469, NextOffset: 592
-    testutil.go:509: Offset: 345, NextOffset: 443
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 592, NextOffset: 686
-    testutil.go:509: Offset: 443, NextOffset: 537
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1107, NextOffset: 1140
-    testutil.go:509: Offset: 958, NextOffset: 991
-    testutil.go:509: Offset: 1140, NextOffset: 1173
-    testutil.go:509: Offset: 991, NextOffset: 1024
-    testutil.go:509: Offset: 1173, NextOffset: 1206
-    testutil.go:509: Offset: 1024, NextOffset: 1057
-    testutil.go:509: Offset: 1206, NextOffset: 1591
-    testutil.go:509: Offset: 1057, NextOffset: 1366
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -183705,162 +184823,147 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 592, NextOffset: 686
+    testutil.go:509: Offset: 443, NextOffset: 537
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 686, NextOffset: 1111
+    testutil.go:509: Offset: 537, NextOffset: 962
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt barlink test test2 baz.txt bar foo3.txt dev]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev test2 baz.txt barlink .no.prefetch.landmark foo1.txt bar foo3.txt test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 824
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 923
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink test test2 baz.txt bar foo3.txt dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt test dev test2 baz.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
-    testutil.go:509: Offset: 93, NextOffset: 922
-    testutil.go:509: Offset: 0, NextOffset: 823
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
+    testutil.go:509: Offset: 93, NextOffset: 923
+    testutil.go:509: Offset: 0, NextOffset: 824
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":970,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1003,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1036,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1069,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1119,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1152,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1185,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1218,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":974,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1007,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1040,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1073,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1123,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1156,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1189,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1222,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar foo3.txt test2 .no.prefetch.landmark baz.txt barlink test dev foo1.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 970, NextOffset: 1003
-    testutil.go:509: Offset: 1119, NextOffset: 1152
-    testutil.go:509: Offset: 1003, NextOffset: 1036
-    testutil.go:509: Offset: 1152, NextOffset: 1185
-    testutil.go:509: Offset: 1036, NextOffset: 1069
-    testutil.go:509: Offset: 1185, NextOffset: 1218
-    testutil.go:509: Offset: 1069, NextOffset: 1380
-    testutil.go:509: Offset: 1218, NextOffset: 1609
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 187, NextOffset: 220
@@ -183869,11 +184972,44 @@
     testutil.go:509: Offset: 154, NextOffset: 187
     testutil.go:509: Offset: 253, NextOffset: 286
     testutil.go:509: Offset: 187, NextOffset: 220
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 286, NextOffset: 319
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 352, NextOffset: 473
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 545, NextOffset: 974
+    testutil.go:509: Offset: 694, NextOffset: 1123
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 974, NextOffset: 1007
+    testutil.go:509: Offset: 1123, NextOffset: 1156
+    testutil.go:509: Offset: 1007, NextOffset: 1040
+    testutil.go:509: Offset: 1156, NextOffset: 1189
+    testutil.go:509: Offset: 1040, NextOffset: 1073
+    testutil.go:509: Offset: 1189, NextOffset: 1222
+    testutil.go:509: Offset: 1073, NextOffset: 1387
+    testutil.go:509: Offset: 1222, NextOffset: 1614
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 187, NextOffset: 220
@@ -183887,28 +185023,27 @@
     testutil.go:509: Offset: 319, NextOffset: 352
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 352, NextOffset: 473
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 449, NextOffset: 545
-    testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 545, NextOffset: 970
-    testutil.go:509: Offset: 694, NextOffset: 1119
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test2 .no.prefetch.landmark baz.txt barlink test dev foo1.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 694, NextOffset: 1119
-    testutil.go:509: Offset: 545, NextOffset: 970
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test test2 dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1123, NextOffset: 1156
+    testutil.go:509: Offset: 974, NextOffset: 1007
+    testutil.go:509: Offset: 1156, NextOffset: 1189
+    testutil.go:509: Offset: 1007, NextOffset: 1040
+    testutil.go:509: Offset: 1189, NextOffset: 1222
+    testutil.go:509: Offset: 1040, NextOffset: 1073
+    testutil.go:509: Offset: 1222, NextOffset: 1614
+    testutil.go:509: Offset: 1073, NextOffset: 1387
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
     testutil.go:509: Offset: 220, NextOffset: 253
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 121, NextOffset: 154
     testutil.go:509: Offset: 253, NextOffset: 286
     testutil.go:509: Offset: 154, NextOffset: 187
@@ -183918,6 +185053,12 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -183931,24 +185072,6 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1119, NextOffset: 1152
-    testutil.go:509: Offset: 970, NextOffset: 1003
-    testutil.go:509: Offset: 1152, NextOffset: 1185
-    testutil.go:509: Offset: 1003, NextOffset: 1036
-    testutil.go:509: Offset: 1185, NextOffset: 1218
-    testutil.go:509: Offset: 1036, NextOffset: 1069
-    testutil.go:509: Offset: 1218, NextOffset: 1609
-    testutil.go:509: Offset: 1069, NextOffset: 1380
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 473, NextOffset: 598
     testutil.go:509: Offset: 349, NextOffset: 449
@@ -183957,41 +185080,42 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 598, NextOffset: 694
     testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 694, NextOffset: 1123
+    testutil.go:509: Offset: 545, NextOffset: 974
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt test test2 bar barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt foo3.txt test test2 .no.prefetch.landmark bar barlink dev baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 93, NextOffset: 931
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -183999,125 +185123,145 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test test2 bar barlink dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt test test2 .no.prefetch.landmark bar barlink dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 927
-    testutil.go:509: Offset: 0, NextOffset: 828
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 832
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":964,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":997,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1030,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1063,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1113,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1146,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1179,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1212,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":967,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1000,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1033,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1066,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1116,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1149,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1182,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1215,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt foo3.txt test dev baz.txt bar barlink test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt foo3.txt .no.prefetch.landmark bar barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 120, NextOffset: 153
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 153, NextOffset: 186
+    testutil.go:509: Offset: 252, NextOffset: 285
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 285, NextOffset: 318
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:509: Offset: 471, NextOffset: 595
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:509: Offset: 595, NextOffset: 690
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 964
-    testutil.go:509: Offset: 690, NextOffset: 1113
+    testutil.go:509: Offset: 541, NextOffset: 967
+    testutil.go:509: Offset: 690, NextOffset: 1116
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 964, NextOffset: 997
-    testutil.go:509: Offset: 1113, NextOffset: 1146
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1146, NextOffset: 1179
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 1179, NextOffset: 1212
-    testutil.go:509: Offset: 1063, NextOffset: 1372
-    testutil.go:509: Offset: 1212, NextOffset: 1602
+    testutil.go:509: Offset: 967, NextOffset: 1000
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 1000, NextOffset: 1033
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1033, NextOffset: 1066
+    testutil.go:509: Offset: 1182, NextOffset: 1215
+    testutil.go:509: Offset: 1066, NextOffset: 1377
+    testutil.go:509: Offset: 1215, NextOffset: 1605
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -184133,47 +185277,33 @@
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 252, NextOffset: 347
     testutil.go:509: Offset: 351, NextOffset: 471
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 120, NextOffset: 153
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 153, NextOffset: 186
-    testutil.go:509: Offset: 252, NextOffset: 285
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 285, NextOffset: 318
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:509: Offset: 351, NextOffset: 471
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:509: Offset: 471, NextOffset: 595
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt test dev baz.txt bar barlink test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:509: Offset: 347, NextOffset: 446
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 690, NextOffset: 1113
-    testutil.go:509: Offset: 541, NextOffset: 964
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar barlink test dev test2 baz.txt foo1.txt foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 595, NextOffset: 690
+    testutil.go:509: Offset: 446, NextOffset: 541
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1113, NextOffset: 1146
-    testutil.go:509: Offset: 964, NextOffset: 997
-    testutil.go:509: Offset: 1146, NextOffset: 1179
-    testutil.go:509: Offset: 997, NextOffset: 1030
-    testutil.go:509: Offset: 1179, NextOffset: 1212
-    testutil.go:509: Offset: 1030, NextOffset: 1063
-    testutil.go:509: Offset: 1212, NextOffset: 1602
-    testutil.go:509: Offset: 1063, NextOffset: 1372
+    testutil.go:509: Offset: 1116, NextOffset: 1149
+    testutil.go:509: Offset: 967, NextOffset: 1000
+    testutil.go:509: Offset: 1149, NextOffset: 1182
+    testutil.go:509: Offset: 1000, NextOffset: 1033
+    testutil.go:509: Offset: 1182, NextOffset: 1215
+    testutil.go:509: Offset: 1033, NextOffset: 1066
+    testutil.go:509: Offset: 1215, NextOffset: 1605
+    testutil.go:509: Offset: 1066, NextOffset: 1377
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -184185,16 +185315,10 @@
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 219, NextOffset: 252
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 595, NextOffset: 690
-    testutil.go:509: Offset: 446, NextOffset: 541
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -184208,39 +185332,42 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:509: Offset: 347, NextOffset: 446
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 690, NextOffset: 1116
+    testutil.go:509: Offset: 541, NextOffset: 967
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark test test2 baz.txt foo1.txt bar foo3.txt barlink dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -184248,123 +185375,102 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
+    testutil.go:401: Directory: "" vs "": [barlink dev .no.prefetch.landmark test test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
-    testutil.go:509: Offset: 93, NextOffset: 925
-    testutil.go:509: Offset: 0, NextOffset: 826
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 927
+    testutil.go:509: Offset: 0, NextOffset: 828
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":976,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1009,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1042,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1075,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1125,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1158,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1191,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1224,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":979,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1012,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1045,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1078,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1128,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1161,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1194,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1227,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo3.txt test test2 .no.prefetch.landmark foo1.txt bar barlink dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 549, NextOffset: 976
-    testutil.go:509: Offset: 698, NextOffset: 1125
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 1125, NextOffset: 1158
-    testutil.go:509: Offset: 1009, NextOffset: 1042
-    testutil.go:509: Offset: 1158, NextOffset: 1191
-    testutil.go:509: Offset: 1042, NextOffset: 1075
-    testutil.go:509: Offset: 1191, NextOffset: 1224
-    testutil.go:509: Offset: 1075, NextOffset: 1384
-    testutil.go:509: Offset: 1224, NextOffset: 1617
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt bar barlink test test2 foo1.txt foo3.txt dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -184380,6 +185486,8 @@
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:509: Offset: 353, NextOffset: 475
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 89, NextOffset: 122
     testutil.go:509: Offset: 188, NextOffset: 221
@@ -184401,8 +185509,40 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 452, NextOffset: 549
     testutil.go:509: Offset: 601, NextOffset: 698
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 549, NextOffset: 979
+    testutil.go:509: Offset: 698, NextOffset: 1128
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 979, NextOffset: 1012
+    testutil.go:509: Offset: 1128, NextOffset: 1161
+    testutil.go:509: Offset: 1012, NextOffset: 1045
+    testutil.go:509: Offset: 1161, NextOffset: 1194
+    testutil.go:509: Offset: 1045, NextOffset: 1078
+    testutil.go:509: Offset: 1194, NextOffset: 1227
+    testutil.go:509: Offset: 1078, NextOffset: 1389
+    testutil.go:509: Offset: 1227, NextOffset: 1619
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test test2 .no.prefetch.landmark foo1.txt bar barlink dev baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt dev .no.prefetch.landmark baz.txt bar barlink test test2 foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1128, NextOffset: 1161
+    testutil.go:509: Offset: 979, NextOffset: 1012
+    testutil.go:509: Offset: 1161, NextOffset: 1194
+    testutil.go:509: Offset: 1012, NextOffset: 1045
+    testutil.go:509: Offset: 1194, NextOffset: 1227
+    testutil.go:509: Offset: 1045, NextOffset: 1078
+    testutil.go:509: Offset: 1227, NextOffset: 1619
+    testutil.go:509: Offset: 1078, NextOffset: 1389
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -184416,23 +185556,22 @@
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 320, NextOffset: 353
     testutil.go:509: Offset: 221, NextOffset: 254
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 475, NextOffset: 601
     testutil.go:509: Offset: 351, NextOffset: 452
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 601, NextOffset: 698
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 698, NextOffset: 1128
+    testutil.go:509: Offset: 549, NextOffset: 979
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
@@ -184446,47 +185585,19 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 698, NextOffset: 1125
-    testutil.go:509: Offset: 549, NextOffset: 976
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1125, NextOffset: 1158
-    testutil.go:509: Offset: 976, NextOffset: 1009
-    testutil.go:509: Offset: 1158, NextOffset: 1191
-    testutil.go:509: Offset: 1009, NextOffset: 1042
-    testutil.go:509: Offset: 1191, NextOffset: 1224
-    testutil.go:509: Offset: 1042, NextOffset: 1075
-    testutil.go:509: Offset: 1224, NextOffset: 1617
-    testutil.go:509: Offset: 1075, NextOffset: 1384
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 601, NextOffset: 698
+    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [bar dev test2 .no.prefetch.landmark foo3.txt barlink test baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar foo3.txt test dev test2 baz.txt barlink .no.prefetch.landmark foo1.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -184494,107 +185605,96 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar dev test2 .no.prefetch.landmark foo3.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt test dev test2 baz.txt barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-    testutil.go:509: Offset: 93, NextOffset: 931
-    testutil.go:509: Offset: 0, NextOffset: 832
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":868,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":901,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":934,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":967,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1017,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1050,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1083,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1116,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink dev foo3.txt test test2]
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -184604,18 +185704,26 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 86, NextOffset: 119
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 119, NextOffset: 152
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 152, NextOffset: 185
-    testutil.go:509: Offset: 251, NextOffset: 284
-    testutil.go:509: Offset: 185, NextOffset: 218
-    testutil.go:509: Offset: 284, NextOffset: 317
-    testutil.go:509: Offset: 218, NextOffset: 251
-    testutil.go:509: Offset: 317, NextOffset: 350
-    testutil.go:509: Offset: 251, NextOffset: 345
-    testutil.go:509: Offset: 350, NextOffset: 469
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+    testutil.go:509: Offset: 93, NextOffset: 932
+    testutil.go:509: Offset: 0, NextOffset: 833
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":86,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":119,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":152,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":345,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":443,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":537,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":868,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":901,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":934,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":967,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":317,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":350,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":592,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":686,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1017,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1050,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1083,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1116,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt bar barlink test dev test2 baz.txt foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 185, NextOffset: 218
@@ -184624,6 +185732,8 @@
     testutil.go:509: Offset: 152, NextOffset: 185
     testutil.go:509: Offset: 251, NextOffset: 284
     testutil.go:509: Offset: 185, NextOffset: 218
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 284, NextOffset: 317
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 317, NextOffset: 350
@@ -184652,8 +185762,29 @@
     testutil.go:509: Offset: 1083, NextOffset: 1116
     testutil.go:509: Offset: 967, NextOffset: 1179
     testutil.go:509: Offset: 1116, NextOffset: 1399
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 86, NextOffset: 119
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 119, NextOffset: 152
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 152, NextOffset: 185
+    testutil.go:509: Offset: 251, NextOffset: 284
+    testutil.go:509: Offset: 185, NextOffset: 218
+    testutil.go:509: Offset: 284, NextOffset: 317
+    testutil.go:509: Offset: 218, NextOffset: 251
+    testutil.go:509: Offset: 317, NextOffset: 350
+    testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink dev foo3.txt test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink test dev test2 baz.txt foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -184665,12 +185796,20 @@
     testutil.go:509: Offset: 934, NextOffset: 967
     testutil.go:509: Offset: 1116, NextOffset: 1399
     testutil.go:509: Offset: 967, NextOffset: 1179
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 218
     testutil.go:509: Offset: 86, NextOffset: 119
     testutil.go:509: Offset: 218, NextOffset: 251
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 119, NextOffset: 152
     testutil.go:509: Offset: 251, NextOffset: 284
     testutil.go:509: Offset: 152, NextOffset: 185
@@ -184693,6 +185832,9 @@
     testutil.go:509: Offset: 218, NextOffset: 251
     testutil.go:509: Offset: 350, NextOffset: 469
     testutil.go:509: Offset: 251, NextOffset: 345
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 686, NextOffset: 1017
+    testutil.go:509: Offset: 537, NextOffset: 868
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 469, NextOffset: 592
     testutil.go:509: Offset: 345, NextOffset: 443
@@ -184702,162 +185844,140 @@
     testutil.go:509: Offset: 592, NextOffset: 686
     testutil.go:509: Offset: 443, NextOffset: 537
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 686, NextOffset: 1017
-    testutil.go:509: Offset: 537, NextOffset: 868
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt bar barlink test dev foo1.txt foo3.txt test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test dev foo1.txt foo3.txt test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 672
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
-    testutil.go:509: Offset: 93, NextOffset: 770
-    testutil.go:509: Offset: 0, NextOffset: 671
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 771
+    testutil.go:509: Offset: 0, NextOffset: 672
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":882,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":981,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1031,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1064,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1097,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1130,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":121,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":349,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":449,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":545,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":882,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":915,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":981,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":253,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":319,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":352,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":473,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":598,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":694,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1031,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1064,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1097,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1130,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 .no.prefetch.landmark foo1.txt foo3.txt dev baz.txt bar barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 88, NextOffset: 121
-    testutil.go:509: Offset: 187, NextOffset: 220
-    testutil.go:509: Offset: 121, NextOffset: 154
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 154, NextOffset: 187
-    testutil.go:509: Offset: 253, NextOffset: 286
-    testutil.go:509: Offset: 187, NextOffset: 220
-    testutil.go:509: Offset: 286, NextOffset: 319
-    testutil.go:509: Offset: 220, NextOffset: 253
-    testutil.go:509: Offset: 319, NextOffset: 352
-    testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:509: Offset: 352, NextOffset: 473
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test test2 baz.txt foo1.txt bar dev .no.prefetch.landmark foo3.txt barlink]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 349, NextOffset: 449
     testutil.go:509: Offset: 473, NextOffset: 598
@@ -184879,7 +185999,7 @@
     testutil.go:509: Offset: 1064, NextOffset: 1097
     testutil.go:509: Offset: 948, NextOffset: 981
     testutil.go:509: Offset: 1097, NextOffset: 1130
-    testutil.go:509: Offset: 981, NextOffset: 1195
+    testutil.go:509: Offset: 981, NextOffset: 1194
     testutil.go:509: Offset: 1130, NextOffset: 1418
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
@@ -184894,6 +186014,21 @@
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 121, NextOffset: 154
     testutil.go:509: Offset: 220, NextOffset: 253
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 154, NextOffset: 187
+    testutil.go:509: Offset: 253, NextOffset: 286
+    testutil.go:509: Offset: 187, NextOffset: 220
+    testutil.go:509: Offset: 286, NextOffset: 319
+    testutil.go:509: Offset: 220, NextOffset: 253
+    testutil.go:509: Offset: 319, NextOffset: 352
+    testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:509: Offset: 352, NextOffset: 473
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 88, NextOffset: 121
+    testutil.go:509: Offset: 187, NextOffset: 220
+    testutil.go:509: Offset: 121, NextOffset: 154
+    testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 154, NextOffset: 187
     testutil.go:509: Offset: 253, NextOffset: 286
     testutil.go:509: Offset: 187, NextOffset: 220
@@ -184903,12 +186038,10 @@
     testutil.go:509: Offset: 253, NextOffset: 349
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt dev baz.txt bar barlink test test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 598, NextOffset: 694
-    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test test2 baz.txt foo1.txt bar dev .no.prefetch.landmark] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 694, NextOffset: 1031
+    testutil.go:509: Offset: 545, NextOffset: 882
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -184920,7 +186053,7 @@
     testutil.go:509: Offset: 1097, NextOffset: 1130
     testutil.go:509: Offset: 948, NextOffset: 981
     testutil.go:509: Offset: 1130, NextOffset: 1418
-    testutil.go:509: Offset: 981, NextOffset: 1195
+    testutil.go:509: Offset: 981, NextOffset: 1194
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -184936,20 +186069,6 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 473, NextOffset: 598
-    testutil.go:509: Offset: 349, NextOffset: 449
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 694, NextOffset: 1031
-    testutil.go:509: Offset: 545, NextOffset: 882
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 220
     testutil.go:509: Offset: 88, NextOffset: 121
@@ -184963,14 +186082,33 @@
     testutil.go:509: Offset: 220, NextOffset: 253
     testutil.go:509: Offset: 352, NextOffset: 473
     testutil.go:509: Offset: 253, NextOffset: 349
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 473, NextOffset: 598
+    testutil.go:509: Offset: 349, NextOffset: 449
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 598, NextOffset: 694
+    testutil.go:509: Offset: 449, NextOffset: 545
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt barlink test baz.txt bar foo3.txt dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test test2 baz.txt foo1.txt bar foo3.txt barlink dev .no.prefetch.landmark]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -185022,14 +186160,8 @@
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt dev test2 .no.prefetch.landmark foo1.txt barlink test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink dev .no.prefetch.landmark test test2 baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
@@ -185043,6 +186175,9 @@
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -185051,38 +186186,33 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
@@ -185091,32 +186221,15 @@
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":875,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":908,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":974,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1024,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1057,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1090,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1123,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":120,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":153,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":186,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":347,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":446,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":876,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":909,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":975,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":318,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":351,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":471,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":595,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":690,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1025,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1058,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1091,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1124,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink foo1.txt test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 87, NextOffset: 120
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 120, NextOffset: 153
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 153, NextOffset: 186
-    testutil.go:509: Offset: 252, NextOffset: 285
-    testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 285, NextOffset: 318
-    testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 318, NextOffset: 351
-    testutil.go:509: Offset: 252, NextOffset: 347
-    testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt barlink dev foo1.txt bar foo3.txt test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 120
     testutil.go:509: Offset: 186, NextOffset: 219
@@ -185133,73 +186246,51 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:509: Offset: 471, NextOffset: 595
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 446, NextOffset: 541
     testutil.go:509: Offset: 595, NextOffset: 690
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 541, NextOffset: 875
-    testutil.go:509: Offset: 690, NextOffset: 1024
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 875, NextOffset: 908
-    testutil.go:509: Offset: 1024, NextOffset: 1057
-    testutil.go:509: Offset: 908, NextOffset: 941
-    testutil.go:509: Offset: 1057, NextOffset: 1090
-    testutil.go:509: Offset: 941, NextOffset: 974
-    testutil.go:509: Offset: 1090, NextOffset: 1123
-    testutil.go:509: Offset: 974, NextOffset: 1187
-    testutil.go:509: Offset: 1123, NextOffset: 1408
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink foo1.txt test dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 690, NextOffset: 1024
-    testutil.go:509: Offset: 541, NextOffset: 875
+    testutil.go:509: Offset: 541, NextOffset: 876
+    testutil.go:509: Offset: 690, NextOffset: 1025
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 471, NextOffset: 595
-    testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1024, NextOffset: 1057
-    testutil.go:509: Offset: 875, NextOffset: 908
-    testutil.go:509: Offset: 1057, NextOffset: 1090
-    testutil.go:509: Offset: 908, NextOffset: 941
-    testutil.go:509: Offset: 1090, NextOffset: 1123
-    testutil.go:509: Offset: 941, NextOffset: 974
-    testutil.go:509: Offset: 1123, NextOffset: 1408
-    testutil.go:509: Offset: 974, NextOffset: 1187
+    testutil.go:509: Offset: 876, NextOffset: 909
+    testutil.go:509: Offset: 1025, NextOffset: 1058
+    testutil.go:509: Offset: 909, NextOffset: 942
+    testutil.go:509: Offset: 1058, NextOffset: 1091
+    testutil.go:509: Offset: 942, NextOffset: 975
+    testutil.go:509: Offset: 1091, NextOffset: 1124
+    testutil.go:509: Offset: 975, NextOffset: 1187
+    testutil.go:509: Offset: 1124, NextOffset: 1409
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
-    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 120, NextOffset: 153
-    testutil.go:509: Offset: 252, NextOffset: 285
+    testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 153, NextOffset: 186
-    testutil.go:509: Offset: 285, NextOffset: 318
+    testutil.go:509: Offset: 252, NextOffset: 285
     testutil.go:509: Offset: 186, NextOffset: 219
-    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 285, NextOffset: 318
     testutil.go:509: Offset: 219, NextOffset: 252
-    testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:509: Offset: 318, NextOffset: 351
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test test2 .no.prefetch.landmark baz.txt barlink dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 219
     testutil.go:509: Offset: 87, NextOffset: 120
@@ -185213,43 +186304,59 @@
     testutil.go:509: Offset: 219, NextOffset: 252
     testutil.go:509: Offset: 351, NextOffset: 471
     testutil.go:509: Offset: 252, NextOffset: 347
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 471, NextOffset: 595
+    testutil.go:509: Offset: 347, NextOffset: 446
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 595, NextOffset: 690
     testutil.go:509: Offset: 446, NextOffset: 541
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test test2 .no.prefetch.landmark bar dev baz.txt foo1.txt foo3.txt barlink]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 690, NextOffset: 1025
+    testutil.go:509: Offset: 541, NextOffset: 876
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 1025, NextOffset: 1058
+    testutil.go:509: Offset: 876, NextOffset: 909
+    testutil.go:509: Offset: 1058, NextOffset: 1091
+    testutil.go:509: Offset: 909, NextOffset: 942
+    testutil.go:509: Offset: 1091, NextOffset: 1124
+    testutil.go:509: Offset: 942, NextOffset: 975
+    testutil.go:509: Offset: 1124, NextOffset: 1409
+    testutil.go:509: Offset: 975, NextOffset: 1187
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 87, NextOffset: 120
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 120, NextOffset: 153
+    testutil.go:509: Offset: 252, NextOffset: 285
+    testutil.go:509: Offset: 153, NextOffset: 186
+    testutil.go:509: Offset: 285, NextOffset: 318
+    testutil.go:509: Offset: 186, NextOffset: 219
+    testutil.go:509: Offset: 318, NextOffset: 351
+    testutil.go:509: Offset: 219, NextOffset: 252
+    testutil.go:509: Offset: 351, NextOffset: 471
+    testutil.go:509: Offset: 252, NextOffset: 347
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [bar foo3.txt test test2 baz.txt barlink dev .no.prefetch.landmark foo1.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -185257,107 +186364,125 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test test2 .no.prefetch.landmark bar dev baz.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test test2 baz.txt barlink dev .no.prefetch.landmark] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 93, NextOffset: 773
-    testutil.go:509: Offset: 0, NextOffset: 674
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:509: Offset: 93, NextOffset: 774
+    testutil.go:509: Offset: 0, NextOffset: 675
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":885,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":918,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":951,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1067,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1100,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1133,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":122,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":351,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":452,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":549,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":885,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":918,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":951,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":188,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":320,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":353,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":475,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":601,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":698,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1067,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1100,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1133,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo3.txt barlink test baz.txt dev test2 .no.prefetch.landmark foo1.txt bar]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:509: Offset: 601, NextOffset: 698
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar foo3.txt barlink dev .no.prefetch.landmark foo1.txt test test2]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 549, NextOffset: 885
     testutil.go:509: Offset: 698, NextOffset: 1034
@@ -185371,19 +186496,21 @@
     testutil.go:509: Offset: 1067, NextOffset: 1100
     testutil.go:509: Offset: 951, NextOffset: 984
     testutil.go:509: Offset: 1100, NextOffset: 1133
-    testutil.go:509: Offset: 984, NextOffset: 1199
+    testutil.go:509: Offset: 984, NextOffset: 1197
     testutil.go:509: Offset: 1133, NextOffset: 1424
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 89, NextOffset: 122
     testutil.go:509: Offset: 188, NextOffset: 221
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 122, NextOffset: 155
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 155, NextOffset: 188
@@ -185410,14 +186537,27 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 351, NextOffset: 452
     testutil.go:509: Offset: 475, NextOffset: 601
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:509: Offset: 601, NextOffset: 698
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test baz.txt dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt bar foo3.txt barlink dev .no.prefetch.landmark foo1.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 475, NextOffset: 601
+    testutil.go:509: Offset: 351, NextOffset: 452
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1034, NextOffset: 1067
+    testutil.go:509: Offset: 885, NextOffset: 918
+    testutil.go:509: Offset: 1067, NextOffset: 1100
+    testutil.go:509: Offset: 918, NextOffset: 951
+    testutil.go:509: Offset: 1100, NextOffset: 1133
+    testutil.go:509: Offset: 951, NextOffset: 984
+    testutil.go:509: Offset: 1133, NextOffset: 1424
+    testutil.go:509: Offset: 984, NextOffset: 1197
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -185433,30 +186573,9 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 475, NextOffset: 601
-    testutil.go:509: Offset: 351, NextOffset: 452
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 601, NextOffset: 698
-    testutil.go:509: Offset: 452, NextOffset: 549
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 698, NextOffset: 1034
-    testutil.go:509: Offset: 549, NextOffset: 885
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1034, NextOffset: 1067
-    testutil.go:509: Offset: 885, NextOffset: 918
-    testutil.go:509: Offset: 1067, NextOffset: 1100
-    testutil.go:509: Offset: 918, NextOffset: 951
-    testutil.go:509: Offset: 1100, NextOffset: 1133
-    testutil.go:509: Offset: 951, NextOffset: 984
-    testutil.go:509: Offset: 1133, NextOffset: 1424
-    testutil.go:509: Offset: 984, NextOffset: 1199
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 188, NextOffset: 221
     testutil.go:509: Offset: 89, NextOffset: 122
     testutil.go:509: Offset: 221, NextOffset: 254
@@ -185469,36 +186588,26 @@
     testutil.go:509: Offset: 221, NextOffset: 254
     testutil.go:509: Offset: 353, NextOffset: 475
     testutil.go:509: Offset: 254, NextOffset: 351
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt bar barlink test .no.prefetch.landmark foo3.txt dev test2]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 601, NextOffset: 698
+    testutil.go:509: Offset: 452, NextOffset: 549
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 698, NextOffset: 1034
+    testutil.go:509: Offset: 549, NextOffset: 885
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:509: Offset: 93, NextOffset: 779
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":93,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":93,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":93,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":93,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo3.txt barlink dev .no.prefetch.landmark baz.txt foo1.txt bar test test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
@@ -185531,18 +186640,21 @@
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt dev test2 baz.txt foo1.txt bar barlink test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
@@ -185552,31 +186664,31 @@
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
-    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar test test2 foo3.txt barlink dev .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
     testutil.go:509: Offset: 93, NextOffset: 779
@@ -185588,21 +186700,42 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 93, NextOffset: 779
     testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 93, NextOffset: 779
+    testutil.go:509: Offset: 0, NextOffset: 680
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1874,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1911,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1985,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2157,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2194,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2231,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2268,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1876,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1913,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1950,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1987,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2159,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2196,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2270,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt bar dev foo1.txt foo3.txt barlink test test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt barlink dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt test]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 519, NextOffset: 725
     testutil.go:509: Offset: 767, NextOffset: 1008
@@ -185612,22 +186745,24 @@
     testutil.go:509: Offset: 725, NextOffset: 926
     testutil.go:509: Offset: 1008, NextOffset: 1209
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 926, NextOffset: 1874
-    testutil.go:509: Offset: 1209, NextOffset: 2157
+    testutil.go:509: Offset: 926, NextOffset: 1876
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1209, NextOffset: 2159
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1874, NextOffset: 1911
-    testutil.go:509: Offset: 2157, NextOffset: 2194
-    testutil.go:509: Offset: 1911, NextOffset: 1948
-    testutil.go:509: Offset: 2194, NextOffset: 2231
-    testutil.go:509: Offset: 1948, NextOffset: 1985
-    testutil.go:509: Offset: 2231, NextOffset: 2268
-    testutil.go:509: Offset: 1985, NextOffset: 2422
-    testutil.go:509: Offset: 2268, NextOffset: 2786
+    testutil.go:509: Offset: 1876, NextOffset: 1913
+    testutil.go:509: Offset: 2159, NextOffset: 2196
+    testutil.go:509: Offset: 1913, NextOffset: 1950
+    testutil.go:509: Offset: 2196, NextOffset: 2233
+    testutil.go:509: Offset: 1950, NextOffset: 1987
+    testutil.go:509: Offset: 2233, NextOffset: 2270
+    testutil.go:509: Offset: 1987, NextOffset: 2426
+    testutil.go:509: Offset: 2270, NextOffset: 2789
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -185661,37 +186796,13 @@
     testutil.go:509: Offset: 320, NextOffset: 519
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar dev foo1.txt foo3.txt barlink test test2 .no.prefetch.landmark] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 767, NextOffset: 1008
-    testutil.go:509: Offset: 519, NextOffset: 725
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1209, NextOffset: 2157
-    testutil.go:509: Offset: 926, NextOffset: 1874
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2157, NextOffset: 2194
-    testutil.go:509: Offset: 1874, NextOffset: 1911
-    testutil.go:509: Offset: 2194, NextOffset: 2231
-    testutil.go:509: Offset: 1911, NextOffset: 1948
-    testutil.go:509: Offset: 2231, NextOffset: 2268
-    testutil.go:509: Offset: 1948, NextOffset: 1985
-    testutil.go:509: Offset: 2268, NextOffset: 2786
-    testutil.go:509: Offset: 1985, NextOffset: 2422
+    testutil.go:401: Directory: "" vs "": [barlink dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt test baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 172, NextOffset: 209
@@ -185703,6 +186814,28 @@
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 767, NextOffset: 1008
+    testutil.go:509: Offset: 519, NextOffset: 725
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1008, NextOffset: 1209
+    testutil.go:509: Offset: 725, NextOffset: 926
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1209, NextOffset: 2159
+    testutil.go:509: Offset: 926, NextOffset: 1876
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2159, NextOffset: 2196
+    testutil.go:509: Offset: 1876, NextOffset: 1913
+    testutil.go:509: Offset: 2196, NextOffset: 2233
+    testutil.go:509: Offset: 1913, NextOffset: 1950
+    testutil.go:509: Offset: 2233, NextOffset: 2270
+    testutil.go:509: Offset: 1950, NextOffset: 1987
+    testutil.go:509: Offset: 2270, NextOffset: 2789
+    testutil.go:509: Offset: 1987, NextOffset: 2426
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
@@ -185715,33 +186848,47 @@
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 320, NextOffset: 519
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1008, NextOffset: 1209
-    testutil.go:509: Offset: 725, NextOffset: 926
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt barlink dev test2 .no.prefetch.landmark bar foo3.txt test]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt barlink test2 bar foo3.txt test dev .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
+    testutil.go:509: Offset: 0, NextOffset: 2127
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -185751,140 +186898,111 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt test baz.txt foo1.txt barlink dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt barlink test2 bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
+    testutil.go:509: Offset: 146, NextOffset: 2341
+    testutil.go:509: Offset: 0, NextOffset: 2127
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
-    testutil.go:509: Offset: 146, NextOffset: 2337
-    testutil.go:509: Offset: 0, NextOffset: 2123
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1892,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1929,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1966,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2003,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2173,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2210,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2247,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2284,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1893,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1930,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1967,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2004,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2174,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2211,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2248,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2285,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 524, NextOffset: 731
-    testutil.go:509: Offset: 770, NextOffset: 1012
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 731, NextOffset: 934
-    testutil.go:509: Offset: 1012, NextOffset: 1215
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 934, NextOffset: 1892
-    testutil.go:509: Offset: 1215, NextOffset: 2173
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt bar foo3.txt test dev test2 .no.prefetch.landmark barlink baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1892, NextOffset: 1929
-    testutil.go:509: Offset: 2173, NextOffset: 2210
-    testutil.go:509: Offset: 1929, NextOffset: 1966
-    testutil.go:509: Offset: 2210, NextOffset: 2247
-    testutil.go:509: Offset: 1966, NextOffset: 2003
-    testutil.go:509: Offset: 2247, NextOffset: 2284
-    testutil.go:509: Offset: 2003, NextOffset: 2443
-    testutil.go:509: Offset: 2284, NextOffset: 2805
+    testutil.go:509: Offset: 1893, NextOffset: 1930
+    testutil.go:509: Offset: 2174, NextOffset: 2211
+    testutil.go:509: Offset: 1930, NextOffset: 1967
+    testutil.go:509: Offset: 2211, NextOffset: 2248
+    testutil.go:509: Offset: 1967, NextOffset: 2004
+    testutil.go:509: Offset: 2248, NextOffset: 2285
+    testutil.go:509: Offset: 2004, NextOffset: 2444
+    testutil.go:509: Offset: 2285, NextOffset: 2806
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -185919,8 +187037,39 @@
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 322, NextOffset: 524
     testutil.go:509: Offset: 534, NextOffset: 770
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 524, NextOffset: 731
+    testutil.go:509: Offset: 770, NextOffset: 1012
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 731, NextOffset: 934
+    testutil.go:509: Offset: 1012, NextOffset: 1215
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 934, NextOffset: 1893
+    testutil.go:509: Offset: 1215, NextOffset: 2174
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark barlink baz.txt foo1.txt bar foo3.txt test dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1215, NextOffset: 2174
+    testutil.go:509: Offset: 934, NextOffset: 1893
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2174, NextOffset: 2211
+    testutil.go:509: Offset: 1893, NextOffset: 1930
+    testutil.go:509: Offset: 2211, NextOffset: 2248
+    testutil.go:509: Offset: 1930, NextOffset: 1967
+    testutil.go:509: Offset: 2248, NextOffset: 2285
+    testutil.go:509: Offset: 1967, NextOffset: 2004
+    testutil.go:509: Offset: 2285, NextOffset: 2806
+    testutil.go:509: Offset: 2004, NextOffset: 2444
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -185928,6 +187077,8 @@
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 174, NextOffset: 211
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 460, NextOffset: 497
@@ -185936,6 +187087,7 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -185951,81 +187103,37 @@
     testutil.go:509: Offset: 322, NextOffset: 524
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 770, NextOffset: 1012
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 524, NextOffset: 731
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1012, NextOffset: 1215
     testutil.go:509: Offset: 731, NextOffset: 934
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1215, NextOffset: 2173
-    testutil.go:509: Offset: 934, NextOffset: 1892
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2173, NextOffset: 2210
-    testutil.go:509: Offset: 1892, NextOffset: 1929
-    testutil.go:509: Offset: 2210, NextOffset: 2247
-    testutil.go:509: Offset: 1929, NextOffset: 1966
-    testutil.go:509: Offset: 2247, NextOffset: 2284
-    testutil.go:509: Offset: 1966, NextOffset: 2003
-    testutil.go:509: Offset: 2284, NextOffset: 2805
-    testutil.go:509: Offset: 2003, NextOffset: 2443
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar barlink dev foo3.txt test test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt bar foo3.txt dev foo1.txt barlink test test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -186033,103 +187141,128 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev foo3.txt test test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt dev foo1.txt barlink test test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
-    testutil.go:509: Offset: 146, NextOffset: 2356
-    testutil.go:509: Offset: 0, NextOffset: 2144
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
+    testutil.go:509: Offset: 146, NextOffset: 2357
+    testutil.go:509: Offset: 0, NextOffset: 2145
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1882,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1919,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1956,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1993,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2165,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2202,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2239,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2276,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1883,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1920,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1957,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1994,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo3.txt barlink test dev test2 .no.prefetch.landmark foo1.txt bar]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 930, NextOffset: 1882
-    testutil.go:509: Offset: 1213, NextOffset: 2165
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt bar baz.txt foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1882, NextOffset: 1919
-    testutil.go:509: Offset: 2165, NextOffset: 2202
-    testutil.go:509: Offset: 1919, NextOffset: 1956
-    testutil.go:509: Offset: 2202, NextOffset: 2239
-    testutil.go:509: Offset: 1956, NextOffset: 1993
-    testutil.go:509: Offset: 2239, NextOffset: 2276
-    testutil.go:509: Offset: 1993, NextOffset: 2430
-    testutil.go:509: Offset: 2276, NextOffset: 2796
+    testutil.go:509: Offset: 1883, NextOffset: 1920
+    testutil.go:509: Offset: 2166, NextOffset: 2203
+    testutil.go:509: Offset: 1920, NextOffset: 1957
+    testutil.go:509: Offset: 2203, NextOffset: 2240
+    testutil.go:509: Offset: 1957, NextOffset: 1994
+    testutil.go:509: Offset: 2240, NextOffset: 2277
+    testutil.go:509: Offset: 1994, NextOffset: 2432
+    testutil.go:509: Offset: 2277, NextOffset: 2797
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -186170,8 +187303,19 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:509: Offset: 1010, NextOffset: 1213
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 930, NextOffset: 1883
+    testutil.go:509: Offset: 1213, NextOffset: 2166
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test dev test2 .no.prefetch.landmark foo1.txt bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar baz.txt foo3.txt barlink test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 768, NextOffset: 1010
+    testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1010, NextOffset: 1213
+    testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -186183,32 +187327,30 @@
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 285, NextOffset: 322
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1213, NextOffset: 2165
-    testutil.go:509: Offset: 930, NextOffset: 1882
+    testutil.go:509: Offset: 1213, NextOffset: 2166
+    testutil.go:509: Offset: 930, NextOffset: 1883
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2165, NextOffset: 2202
-    testutil.go:509: Offset: 1882, NextOffset: 1919
-    testutil.go:509: Offset: 2202, NextOffset: 2239
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1919, NextOffset: 1956
-    testutil.go:509: Offset: 2239, NextOffset: 2276
-    testutil.go:509: Offset: 1956, NextOffset: 1993
-    testutil.go:509: Offset: 2276, NextOffset: 2796
-    testutil.go:509: Offset: 1993, NextOffset: 2430
+    testutil.go:509: Offset: 2166, NextOffset: 2203
+    testutil.go:509: Offset: 1883, NextOffset: 1920
+    testutil.go:509: Offset: 2203, NextOffset: 2240
+    testutil.go:509: Offset: 1920, NextOffset: 1957
+    testutil.go:509: Offset: 2240, NextOffset: 2277
+    testutil.go:509: Offset: 1957, NextOffset: 1994
+    testutil.go:509: Offset: 2277, NextOffset: 2797
+    testutil.go:509: Offset: 1994, NextOffset: 2432
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
@@ -186225,78 +187367,69 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 768, NextOffset: 1010
-    testutil.go:509: Offset: 521, NextOffset: 727
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1010, NextOffset: 1213
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 727, NextOffset: 930
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt bar foo3.txt test dev baz.txt barlink test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink dev .no.prefetch.landmark baz.txt test test2 foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2343
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -186304,99 +187437,101 @@
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt test dev baz.txt barlink test2 .no.prefetch.landmark foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev .no.prefetch.landmark baz.txt test test2 foo1.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
-    testutil.go:509: Offset: 146, NextOffset: 2343
-    testutil.go:509: Offset: 0, NextOffset: 2131
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2345
+    testutil.go:509: Offset: 0, NextOffset: 2133
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1901,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1938,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1975,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2012,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2182,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2219,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2256,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2293,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1903,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1940,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1977,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2014,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2184,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2221,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2258,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2295,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [barlink test baz.txt bar dev test2 .no.prefetch.landmark foo1.txt foo3.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo1.txt bar foo3.txt test test2 baz.txt barlink dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 733, NextOffset: 937
     testutil.go:509: Offset: 1014, NextOffset: 1218
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 937, NextOffset: 1901
-    testutil.go:509: Offset: 1218, NextOffset: 2182
+    testutil.go:509: Offset: 937, NextOffset: 1903
+    testutil.go:509: Offset: 1218, NextOffset: 2184
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1901, NextOffset: 1938
-    testutil.go:509: Offset: 2182, NextOffset: 2219
-    testutil.go:509: Offset: 1938, NextOffset: 1975
-    testutil.go:509: Offset: 2219, NextOffset: 2256
-    testutil.go:509: Offset: 1975, NextOffset: 2012
-    testutil.go:509: Offset: 2256, NextOffset: 2293
-    testutil.go:509: Offset: 2012, NextOffset: 2455
-    testutil.go:509: Offset: 2293, NextOffset: 2816
+    testutil.go:509: Offset: 1903, NextOffset: 1940
+    testutil.go:509: Offset: 2184, NextOffset: 2221
+    testutil.go:509: Offset: 1940, NextOffset: 1977
+    testutil.go:509: Offset: 2221, NextOffset: 2258
+    testutil.go:509: Offset: 1977, NextOffset: 2014
+    testutil.go:509: Offset: 2258, NextOffset: 2295
+    testutil.go:509: Offset: 2014, NextOffset: 2458
+    testutil.go:509: Offset: 2295, NextOffset: 2819
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -186429,25 +187564,31 @@
     testutil.go:509: Offset: 525, NextOffset: 733
     testutil.go:509: Offset: 770, NextOffset: 1014
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test baz.txt bar dev test2 .no.prefetch.landmark foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink dev .no.prefetch.landmark foo1.txt bar foo3.txt test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 770, NextOffset: 1014
     testutil.go:509: Offset: 525, NextOffset: 733
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1014, NextOffset: 1218
+    testutil.go:509: Offset: 733, NextOffset: 937
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1218, NextOffset: 2182
-    testutil.go:509: Offset: 937, NextOffset: 1901
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 1218, NextOffset: 2184
+    testutil.go:509: Offset: 937, NextOffset: 1903
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2182, NextOffset: 2219
-    testutil.go:509: Offset: 1901, NextOffset: 1938
-    testutil.go:509: Offset: 2219, NextOffset: 2256
-    testutil.go:509: Offset: 1938, NextOffset: 1975
-    testutil.go:509: Offset: 2256, NextOffset: 2293
-    testutil.go:509: Offset: 1975, NextOffset: 2012
-    testutil.go:509: Offset: 2293, NextOffset: 2816
-    testutil.go:509: Offset: 2012, NextOffset: 2455
+    testutil.go:509: Offset: 2184, NextOffset: 2221
+    testutil.go:509: Offset: 1903, NextOffset: 1940
+    testutil.go:509: Offset: 2221, NextOffset: 2258
+    testutil.go:509: Offset: 1940, NextOffset: 1977
+    testutil.go:509: Offset: 2258, NextOffset: 2295
+    testutil.go:509: Offset: 1977, NextOffset: 2014
+    testutil.go:509: Offset: 2295, NextOffset: 2819
+    testutil.go:509: Offset: 2014, NextOffset: 2458
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -186461,19 +187602,6 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1014, NextOffset: 1218
-    testutil.go:509: Offset: 733, NextOffset: 937
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -186487,40 +187615,35 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [barlink test test2 baz.txt foo1.txt bar foo3.txt dev .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test dev test2 .no.prefetch.landmark foo1.txt bar barlink baz.txt foo3.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -186528,99 +187651,137 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt dev .no.prefetch.landmark barlink test test2 baz.txt foo1.txt bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink baz.txt foo3.txt test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
+    testutil.go:509: Offset: 146, NextOffset: 2371
+    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2430,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2467,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2504,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2541,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2713,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2750,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2787,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2824,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt bar barlink test dev baz.txt foo3.txt test2]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2368
-    testutil.go:509: Offset: 0, NextOffset: 2156
+    testutil.go:509: Offset: 926, NextOffset: 2430
+    testutil.go:509: Offset: 1209, NextOffset: 2713
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2430, NextOffset: 2467
+    testutil.go:509: Offset: 2713, NextOffset: 2750
+    testutil.go:509: Offset: 2467, NextOffset: 2504
+    testutil.go:509: Offset: 2750, NextOffset: 2787
+    testutil.go:509: Offset: 2504, NextOffset: 2541
+    testutil.go:509: Offset: 2787, NextOffset: 2824
+    testutil.go:509: Offset: 2541, NextOffset: 3354
+    testutil.go:509: Offset: 2824, NextOffset: 3718
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":135,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":172,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":320,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":519,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":725,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":926,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2424,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2461,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2498,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2535,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":767,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1008,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1209,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2707,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2744,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2781,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2818,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt barlink dev test2 baz.txt bar foo3.txt test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -186657,34 +187818,37 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 725, NextOffset: 926
     testutil.go:509: Offset: 1008, NextOffset: 1209
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 926, NextOffset: 2424
-    testutil.go:509: Offset: 1209, NextOffset: 2707
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink test dev baz.txt foo3.txt test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 767, NextOffset: 1008
+    testutil.go:509: Offset: 519, NextOffset: 725
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1008, NextOffset: 1209
+    testutil.go:509: Offset: 725, NextOffset: 926
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2424, NextOffset: 2461
-    testutil.go:509: Offset: 2707, NextOffset: 2744
-    testutil.go:509: Offset: 2461, NextOffset: 2498
-    testutil.go:509: Offset: 2744, NextOffset: 2781
-    testutil.go:509: Offset: 2498, NextOffset: 2535
-    testutil.go:509: Offset: 2781, NextOffset: 2818
-    testutil.go:509: Offset: 2535, NextOffset: 3343
-    testutil.go:509: Offset: 2818, NextOffset: 3707
+    testutil.go:509: Offset: 2713, NextOffset: 2750
+    testutil.go:509: Offset: 2430, NextOffset: 2467
+    testutil.go:509: Offset: 2750, NextOffset: 2787
+    testutil.go:509: Offset: 2467, NextOffset: 2504
+    testutil.go:509: Offset: 2787, NextOffset: 2824
+    testutil.go:509: Offset: 2504, NextOffset: 2541
+    testutil.go:509: Offset: 2824, NextOffset: 3718
+    testutil.go:509: Offset: 2541, NextOffset: 3354
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink dev test2 baz.txt bar foo3.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 135, NextOffset: 172
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 172, NextOffset: 209
     testutil.go:509: Offset: 423, NextOffset: 460
@@ -186695,37 +187859,9 @@
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1008, NextOffset: 1209
-    testutil.go:509: Offset: 725, NextOffset: 926
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1209, NextOffset: 2707
-    testutil.go:509: Offset: 926, NextOffset: 2424
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 2707, NextOffset: 2744
-    testutil.go:509: Offset: 2424, NextOffset: 2461
-    testutil.go:509: Offset: 2744, NextOffset: 2781
-    testutil.go:509: Offset: 2461, NextOffset: 2498
-    testutil.go:509: Offset: 2781, NextOffset: 2818
-    testutil.go:509: Offset: 2498, NextOffset: 2535
-    testutil.go:509: Offset: 2818, NextOffset: 3707
-    testutil.go:509: Offset: 2535, NextOffset: 3343
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 767, NextOffset: 1008
-    testutil.go:509: Offset: 519, NextOffset: 725
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:509: Offset: 1209, NextOffset: 2713
+    testutil.go:509: Offset: 926, NextOffset: 2430
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -186741,169 +187877,146 @@
     testutil.go:509: Offset: 283, NextOffset: 320
     testutil.go:509: Offset: 534, NextOffset: 767
     testutil.go:509: Offset: 320, NextOffset: 519
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt bar foo3.txt test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt bar barlink test2 baz.txt foo3.txt test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev .no.prefetch.landmark foo1.txt bar foo3.txt test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
-    testutil.go:509: Offset: 146, NextOffset: 3258
-    testutil.go:509: Offset: 0, NextOffset: 3044
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar barlink test2 baz.txt foo3.txt test dev .no.prefetch.landmark foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2442,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2479,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2516,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2553,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2723,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2760,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2797,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2834,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark barlink test baz.txt foo1.txt bar foo3.txt dev test2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 731, NextOffset: 934
-    testutil.go:509: Offset: 1012, NextOffset: 1215
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 934, NextOffset: 2442
-    testutil.go:509: Offset: 1215, NextOffset: 2723
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2442, NextOffset: 2479
-    testutil.go:509: Offset: 2723, NextOffset: 2760
-    testutil.go:509: Offset: 2479, NextOffset: 2516
-    testutil.go:509: Offset: 2760, NextOffset: 2797
-    testutil.go:509: Offset: 2516, NextOffset: 2553
-    testutil.go:509: Offset: 2797, NextOffset: 2834
-    testutil.go:509: Offset: 2553, NextOffset: 3364
-    testutil.go:509: Offset: 2834, NextOffset: 3725
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+    testutil.go:509: Offset: 146, NextOffset: 3269
+    testutil.go:509: Offset: 0, NextOffset: 3055
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":731,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2448,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2485,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2522,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2559,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1012,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1215,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2729,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2766,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2803,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2840,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 .no.prefetch.landmark baz.txt dev foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -186935,24 +188048,50 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 524, NextOffset: 731
     testutil.go:509: Offset: 770, NextOffset: 1012
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 731, NextOffset: 934
+    testutil.go:509: Offset: 1012, NextOffset: 1215
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 934, NextOffset: 2448
+    testutil.go:509: Offset: 1215, NextOffset: 2729
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2448, NextOffset: 2485
+    testutil.go:509: Offset: 2729, NextOffset: 2766
+    testutil.go:509: Offset: 2485, NextOffset: 2522
+    testutil.go:509: Offset: 2766, NextOffset: 2803
+    testutil.go:509: Offset: 2522, NextOffset: 2559
+    testutil.go:509: Offset: 2803, NextOffset: 2840
+    testutil.go:509: Offset: 2559, NextOffset: 3375
+    testutil.go:509: Offset: 2840, NextOffset: 3737
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test baz.txt foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test test2 .no.prefetch.landmark baz.txt dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1012, NextOffset: 1215
     testutil.go:509: Offset: 731, NextOffset: 934
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1215, NextOffset: 2723
-    testutil.go:509: Offset: 934, NextOffset: 2442
-    testutil.go:395: Comparing: "dev" vs "dev"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:509: Offset: 1215, NextOffset: 2729
+    testutil.go:509: Offset: 934, NextOffset: 2448
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2729, NextOffset: 2766
+    testutil.go:509: Offset: 2448, NextOffset: 2485
+    testutil.go:509: Offset: 2766, NextOffset: 2803
+    testutil.go:509: Offset: 2485, NextOffset: 2522
+    testutil.go:509: Offset: 2803, NextOffset: 2840
+    testutil.go:509: Offset: 2522, NextOffset: 2559
+    testutil.go:509: Offset: 2840, NextOffset: 3737
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:509: Offset: 2559, NextOffset: 3375
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -186968,199 +188107,189 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2723, NextOffset: 2760
-    testutil.go:509: Offset: 2442, NextOffset: 2479
-    testutil.go:509: Offset: 2760, NextOffset: 2797
-    testutil.go:509: Offset: 2479, NextOffset: 2516
-    testutil.go:509: Offset: 2797, NextOffset: 2834
-    testutil.go:509: Offset: 2516, NextOffset: 2553
-    testutil.go:509: Offset: 2834, NextOffset: 3725
-    testutil.go:509: Offset: 2553, NextOffset: 3364
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 386, NextOffset: 423
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 423, NextOffset: 460
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 460, NextOffset: 497
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 524
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 770, NextOffset: 1012
     testutil.go:509: Offset: 524, NextOffset: 731
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo3.txt barlink test test2 baz.txt foo1.txt bar dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt foo3.txt test dev test2 baz.txt bar barlink]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 3076
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3065
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar dev .no.prefetch.landmark foo3.txt barlink test test2 baz.txt foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt bar barlink .no.prefetch.landmark foo1.txt foo3.txt test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
-    testutil.go:509: Offset: 146, NextOffset: 3277
-    testutil.go:509: Offset: 0, NextOffset: 3065
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
+    testutil.go:509: Offset: 146, NextOffset: 3288
+    testutil.go:509: Offset: 0, NextOffset: 3076
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2435,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2472,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2509,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2546,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2718,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2755,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2792,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2829,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2441,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2478,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2515,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2552,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1010,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1213,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2724,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2761,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2798,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2835,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [dev test2 baz.txt foo1.txt foo3.txt barlink test .no.prefetch.landmark bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 521, NextOffset: 727
-    testutil.go:509: Offset: 768, NextOffset: 1010
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt bar barlink test test2 foo1.txt foo3.txt dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 727, NextOffset: 930
     testutil.go:509: Offset: 1010, NextOffset: 1213
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 930, NextOffset: 2435
-    testutil.go:509: Offset: 1213, NextOffset: 2718
+    testutil.go:509: Offset: 930, NextOffset: 2441
+    testutil.go:509: Offset: 1213, NextOffset: 2724
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2435, NextOffset: 2472
-    testutil.go:509: Offset: 2718, NextOffset: 2755
-    testutil.go:509: Offset: 2472, NextOffset: 2509
-    testutil.go:509: Offset: 2755, NextOffset: 2792
-    testutil.go:509: Offset: 2509, NextOffset: 2546
-    testutil.go:509: Offset: 2792, NextOffset: 2829
-    testutil.go:509: Offset: 2546, NextOffset: 3357
-    testutil.go:509: Offset: 2829, NextOffset: 3721
+    testutil.go:509: Offset: 2441, NextOffset: 2478
+    testutil.go:509: Offset: 2724, NextOffset: 2761
+    testutil.go:509: Offset: 2478, NextOffset: 2515
+    testutil.go:509: Offset: 2761, NextOffset: 2798
+    testutil.go:509: Offset: 2515, NextOffset: 2552
+    testutil.go:509: Offset: 2798, NextOffset: 2835
+    testutil.go:509: Offset: 2552, NextOffset: 3367
+    testutil.go:509: Offset: 2835, NextOffset: 3732
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -187192,22 +188321,14 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 322, NextOffset: 521
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 534, NextOffset: 768
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:509: Offset: 768, NextOffset: 1010
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test .no.prefetch.landmark bar dev test2 baz.txt foo1.txt foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1010, NextOffset: 1213
-    testutil.go:509: Offset: 727, NextOffset: 930
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt dev .no.prefetch.landmark baz.txt bar barlink test test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -187216,15 +188337,38 @@
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 460, NextOffset: 497
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 497, NextOffset: 534
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 322, NextOffset: 521
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1010, NextOffset: 1213
+    testutil.go:509: Offset: 727, NextOffset: 930
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2724, NextOffset: 2761
+    testutil.go:509: Offset: 2441, NextOffset: 2478
+    testutil.go:509: Offset: 2761, NextOffset: 2798
+    testutil.go:509: Offset: 2478, NextOffset: 2515
+    testutil.go:509: Offset: 2798, NextOffset: 2835
+    testutil.go:509: Offset: 2515, NextOffset: 2552
+    testutil.go:509: Offset: 2835, NextOffset: 3732
+    testutil.go:509: Offset: 2552, NextOffset: 3367
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 349, NextOffset: 386
     testutil.go:509: Offset: 137, NextOffset: 174
     testutil.go:509: Offset: 386, NextOffset: 423
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 423, NextOffset: 460
     testutil.go:509: Offset: 211, NextOffset: 248
@@ -187238,173 +188382,150 @@
     testutil.go:509: Offset: 768, NextOffset: 1010
     testutil.go:509: Offset: 521, NextOffset: 727
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1213, NextOffset: 2718
-    testutil.go:509: Offset: 930, NextOffset: 2435
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2718, NextOffset: 2755
-    testutil.go:509: Offset: 2435, NextOffset: 2472
-    testutil.go:509: Offset: 2755, NextOffset: 2792
-    testutil.go:509: Offset: 2472, NextOffset: 2509
-    testutil.go:509: Offset: 2792, NextOffset: 2829
-    testutil.go:509: Offset: 2509, NextOffset: 2546
-    testutil.go:509: Offset: 2829, NextOffset: 3721
-    testutil.go:509: Offset: 2546, NextOffset: 3357
+    testutil.go:509: Offset: 1213, NextOffset: 2724
+    testutil.go:509: Offset: 930, NextOffset: 2441
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=64000
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark bar test baz.txt foo1.txt foo3.txt barlink dev test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt bar test dev baz.txt foo3.txt barlink test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
+    testutil.go:509: Offset: 0, NextOffset: 3068
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 3280
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 3280
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar test baz.txt foo1.txt foo3.txt barlink dev test2 .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test2 .no.prefetch.landmark foo1.txt bar test dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3270
-    testutil.go:509: Offset: 0, NextOffset: 3058
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
+    testutil.go:509: Offset: 146, NextOffset: 3280
+    testutil.go:509: Offset: 0, NextOffset: 3068
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2456,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2493,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2530,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2567,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2737,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2774,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2811,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2848,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":733,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":937,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2463,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2500,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2537,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2574,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1014,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1218,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2744,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2781,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2818,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2855,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt bar foo3.txt dev test2 foo1.txt barlink test]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2456, NextOffset: 2493
-    testutil.go:509: Offset: 2737, NextOffset: 2774
-    testutil.go:509: Offset: 2493, NextOffset: 2530
-    testutil.go:509: Offset: 2774, NextOffset: 2811
-    testutil.go:509: Offset: 2530, NextOffset: 2567
-    testutil.go:509: Offset: 2811, NextOffset: 2848
-    testutil.go:509: Offset: 2567, NextOffset: 3384
-    testutil.go:509: Offset: 2848, NextOffset: 3746
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test2 test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 138, NextOffset: 175
     testutil.go:509: Offset: 350, NextOffset: 387
@@ -187418,6 +188539,37 @@
     testutil.go:509: Offset: 498, NextOffset: 535
     testutil.go:509: Offset: 323, NextOffset: 525
     testutil.go:509: Offset: 535, NextOffset: 770
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 525, NextOffset: 733
+    testutil.go:509: Offset: 770, NextOffset: 1014
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 733, NextOffset: 937
+    testutil.go:509: Offset: 1014, NextOffset: 1218
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 937, NextOffset: 2463
+    testutil.go:509: Offset: 1218, NextOffset: 2744
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2463, NextOffset: 2500
+    testutil.go:509: Offset: 2744, NextOffset: 2781
+    testutil.go:509: Offset: 2500, NextOffset: 2537
+    testutil.go:509: Offset: 2781, NextOffset: 2818
+    testutil.go:509: Offset: 2537, NextOffset: 2574
+    testutil.go:509: Offset: 2818, NextOffset: 2855
+    testutil.go:509: Offset: 2574, NextOffset: 3395
+    testutil.go:509: Offset: 2855, NextOffset: 3757
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 138, NextOffset: 175
     testutil.go:509: Offset: 350, NextOffset: 387
@@ -187431,22 +188583,14 @@
     testutil.go:509: Offset: 498, NextOffset: 535
     testutil.go:509: Offset: 323, NextOffset: 525
     testutil.go:509: Offset: 535, NextOffset: 770
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 525, NextOffset: 733
-    testutil.go:509: Offset: 770, NextOffset: 1014
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 733, NextOffset: 937
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1014, NextOffset: 1218
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 937, NextOffset: 2456
-    testutil.go:509: Offset: 1218, NextOffset: 2737
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 foo1.txt barlink test .no.prefetch.landmark baz.txt bar foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 test dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -187460,22 +188604,18 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 770, NextOffset: 1014
+    testutil.go:509: Offset: 525, NextOffset: 733
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1014, NextOffset: 1218
     testutil.go:509: Offset: 733, NextOffset: 937
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1218, NextOffset: 2737
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 937, NextOffset: 2456
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:509: Offset: 1218, NextOffset: 2744
+    testutil.go:509: Offset: 937, NextOffset: 2463
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -187491,52 +188631,39 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 323, NextOffset: 525
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 770, NextOffset: 1014
-    testutil.go:509: Offset: 525, NextOffset: 733
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2737, NextOffset: 2774
-    testutil.go:509: Offset: 2456, NextOffset: 2493
-    testutil.go:509: Offset: 2774, NextOffset: 2811
-    testutil.go:509: Offset: 2493, NextOffset: 2530
-    testutil.go:509: Offset: 2811, NextOffset: 2848
-    testutil.go:509: Offset: 2530, NextOffset: 2567
-    testutil.go:509: Offset: 2848, NextOffset: 3746
-    testutil.go:509: Offset: 2567, NextOffset: 3384
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02
+    testutil.go:509: Offset: 2744, NextOffset: 2781
+    testutil.go:509: Offset: 2463, NextOffset: 2500
+    testutil.go:509: Offset: 2781, NextOffset: 2818
+    testutil.go:509: Offset: 2500, NextOffset: 2537
+    testutil.go:509: Offset: 2818, NextOffset: 2855
+    testutil.go:509: Offset: 2537, NextOffset: 2574
+    testutil.go:509: Offset: 2855, NextOffset: 3757
+    testutil.go:509: Offset: 2574, NextOffset: 3395
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt dev foo1.txt bar foo3.txt barlink test test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo3.txt test dev test2 baz.txt foo1.txt bar barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -187544,117 +188671,137 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test test2 .no.prefetch.landmark baz.txt dev foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar barlink .no.prefetch.landmark foo3.txt test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
-    testutil.go:509: Offset: 146, NextOffset: 3297
-    testutil.go:509: Offset: 0, NextOffset: 3085
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
+    testutil.go:509: Offset: 146, NextOffset: 3308
+    testutil.go:509: Offset: 0, NextOffset: 3096
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":136,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":210,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1884,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1921,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1958,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1995,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1009,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1212,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2166,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2240,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2277,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":136,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":210,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":284,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":321,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":727,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":930,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1887,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1924,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1961,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1998,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":349,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":386,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":423,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":460,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":497,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":534,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":768,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1009,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":1212,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":2169,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":2206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":2243,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":2280,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test foo1.txt bar dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt barlink test test2 baz.txt bar foo3.txt dev]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 727, NextOffset: 930
+    testutil.go:509: Offset: 1009, NextOffset: 1212
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 930, NextOffset: 1887
+    testutil.go:509: Offset: 1212, NextOffset: 2169
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1884, NextOffset: 1921
-    testutil.go:509: Offset: 2166, NextOffset: 2203
-    testutil.go:509: Offset: 1921, NextOffset: 1958
-    testutil.go:509: Offset: 2203, NextOffset: 2240
-    testutil.go:509: Offset: 1958, NextOffset: 1995
-    testutil.go:509: Offset: 2240, NextOffset: 2277
-    testutil.go:509: Offset: 1995, NextOffset: 2433
-    testutil.go:509: Offset: 2277, NextOffset: 2796
+    testutil.go:509: Offset: 1887, NextOffset: 1924
+    testutil.go:509: Offset: 2169, NextOffset: 2206
+    testutil.go:509: Offset: 1924, NextOffset: 1961
+    testutil.go:509: Offset: 2206, NextOffset: 2243
+    testutil.go:509: Offset: 1961, NextOffset: 1998
+    testutil.go:509: Offset: 2243, NextOffset: 2280
+    testutil.go:509: Offset: 1998, NextOffset: 2437
+    testutil.go:509: Offset: 2280, NextOffset: 2800
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -187691,19 +188838,33 @@
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 521, NextOffset: 727
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 768, NextOffset: 1009
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 727, NextOffset: 930
-    testutil.go:509: Offset: 1009, NextOffset: 1212
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 930, NextOffset: 1884
-    testutil.go:509: Offset: 1212, NextOffset: 2166
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink test foo1.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt dev .no.prefetch.landmark foo1.txt barlink test test2 baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1212, NextOffset: 2169
+    testutil.go:509: Offset: 930, NextOffset: 1887
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 768, NextOffset: 1009
+    testutil.go:509: Offset: 521, NextOffset: 727
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2169, NextOffset: 2206
+    testutil.go:509: Offset: 1887, NextOffset: 1924
+    testutil.go:509: Offset: 2206, NextOffset: 2243
+    testutil.go:509: Offset: 1924, NextOffset: 1961
+    testutil.go:509: Offset: 2243, NextOffset: 2280
+    testutil.go:509: Offset: 1961, NextOffset: 1998
+    testutil.go:509: Offset: 2280, NextOffset: 2800
+    testutil.go:509: Offset: 1998, NextOffset: 2437
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -187732,188 +188893,147 @@
     testutil.go:509: Offset: 284, NextOffset: 321
     testutil.go:509: Offset: 534, NextOffset: 768
     testutil.go:509: Offset: 321, NextOffset: 521
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1212, NextOffset: 2166
-    testutil.go:509: Offset: 930, NextOffset: 1884
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2166, NextOffset: 2203
-    testutil.go:509: Offset: 1884, NextOffset: 1921
-    testutil.go:509: Offset: 2203, NextOffset: 2240
-    testutil.go:509: Offset: 1921, NextOffset: 1958
-    testutil.go:509: Offset: 2240, NextOffset: 2277
-    testutil.go:509: Offset: 1958, NextOffset: 1995
-    testutil.go:509: Offset: 2277, NextOffset: 2796
-    testutil.go:509: Offset: 1995, NextOffset: 2433
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 768, NextOffset: 1009
-    testutil.go:509: Offset: 521, NextOffset: 727
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 1009, NextOffset: 1212
     testutil.go:509: Offset: 727, NextOffset: 930
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar test dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt foo3.txt test test2 baz.txt bar barlink dev .no.prefetch.landmark]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2347
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink dev .no.prefetch.landmark foo1.txt foo3.txt test test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test2 bar test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2347
-    testutil.go:509: Offset: 0, NextOffset: 2134
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":734,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":938,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1902,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1939,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1976,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2013,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":351,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":388,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":425,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":462,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":499,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":536,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":773,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1017,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1221,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2185,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2222,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2259,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2296,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt barlink dev .no.prefetch.landmark bar foo3.txt test test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1902, NextOffset: 1939
-    testutil.go:509: Offset: 2185, NextOffset: 2222
-    testutil.go:509: Offset: 1939, NextOffset: 1976
-    testutil.go:509: Offset: 2222, NextOffset: 2259
-    testutil.go:509: Offset: 1976, NextOffset: 2013
-    testutil.go:509: Offset: 2259, NextOffset: 2296
-    testutil.go:509: Offset: 2013, NextOffset: 2458
-    testutil.go:509: Offset: 2296, NextOffset: 2821
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+    testutil.go:509: Offset: 146, NextOffset: 2351
+    testutil.go:509: Offset: 0, NextOffset: 2138
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":138,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":175,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":286,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":323,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":525,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":734,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":938,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1904,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1941,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1978,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2015,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":351,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":388,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":425,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":462,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":499,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":536,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":773,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1017,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":1221,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":2187,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":2224,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":2261,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":2298,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt bar test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -187951,28 +189071,44 @@
     testutil.go:509: Offset: 734, NextOffset: 938
     testutil.go:509: Offset: 1017, NextOffset: 1221
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 938, NextOffset: 1902
-    testutil.go:509: Offset: 1221, NextOffset: 2185
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 938, NextOffset: 1904
+    testutil.go:509: Offset: 1221, NextOffset: 2187
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1904, NextOffset: 1941
+    testutil.go:509: Offset: 2187, NextOffset: 2224
+    testutil.go:509: Offset: 1941, NextOffset: 1978
+    testutil.go:509: Offset: 2224, NextOffset: 2261
+    testutil.go:509: Offset: 1978, NextOffset: 2015
+    testutil.go:509: Offset: 2261, NextOffset: 2298
+    testutil.go:509: Offset: 2015, NextOffset: 2460
+    testutil.go:509: Offset: 2298, NextOffset: 2823
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt barlink dev .no.prefetch.landmark bar foo3.txt test test2 baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1221, NextOffset: 2185
-    testutil.go:509: Offset: 938, NextOffset: 1902
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark foo1.txt bar test baz.txt foo3.txt barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1017, NextOffset: 1221
+    testutil.go:509: Offset: 734, NextOffset: 938
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2185, NextOffset: 2222
-    testutil.go:509: Offset: 1902, NextOffset: 1939
-    testutil.go:509: Offset: 2222, NextOffset: 2259
-    testutil.go:509: Offset: 1939, NextOffset: 1976
-    testutil.go:509: Offset: 2259, NextOffset: 2296
-    testutil.go:509: Offset: 1976, NextOffset: 2013
-    testutil.go:509: Offset: 2296, NextOffset: 2821
-    testutil.go:509: Offset: 2013, NextOffset: 2458
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 2187, NextOffset: 2224
+    testutil.go:509: Offset: 1904, NextOffset: 1941
+    testutil.go:509: Offset: 2224, NextOffset: 2261
+    testutil.go:509: Offset: 1941, NextOffset: 1978
+    testutil.go:509: Offset: 2261, NextOffset: 2298
+    testutil.go:509: Offset: 1978, NextOffset: 2015
+    testutil.go:509: Offset: 2298, NextOffset: 2823
+    testutil.go:509: Offset: 2015, NextOffset: 2460
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 351, NextOffset: 388
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -187986,6 +189122,20 @@
     testutil.go:509: Offset: 286, NextOffset: 323
     testutil.go:509: Offset: 536, NextOffset: 773
     testutil.go:509: Offset: 323, NextOffset: 525
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1221, NextOffset: 2187
+    testutil.go:509: Offset: 938, NextOffset: 1904
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 351, NextOffset: 388
     testutil.go:509: Offset: 138, NextOffset: 175
@@ -188002,119 +189152,102 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 773, NextOffset: 1017
     testutil.go:509: Offset: 525, NextOffset: 734
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=64000
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1017, NextOffset: 1221
-    testutil.go:509: Offset: 734, NextOffset: 938
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark bar foo3.txt baz.txt foo1.txt barlink test dev test2]
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev test2 test .no.prefetch.landmark baz.txt foo1.txt bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark bar foo3.txt baz.txt foo1.txt barlink test dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -188124,52 +189257,36 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2372
-    testutil.go:509: Offset: 0, NextOffset: 2159
-=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":523,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":730,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1893,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1930,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1967,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2004,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1013,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1217,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2176,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2250,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2287,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink dev bar test test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 934, NextOffset: 1893
-    testutil.go:509: Offset: 1217, NextOffset: 2176
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1893, NextOffset: 1930
-    testutil.go:509: Offset: 2176, NextOffset: 2213
-    testutil.go:509: Offset: 1930, NextOffset: 1967
-    testutil.go:509: Offset: 2213, NextOffset: 2250
-    testutil.go:509: Offset: 1967, NextOffset: 2004
-    testutil.go:509: Offset: 2250, NextOffset: 2287
-    testutil.go:509: Offset: 2004, NextOffset: 2447
-    testutil.go:509: Offset: 2287, NextOffset: 2809
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+    testutil.go:509: Offset: 146, NextOffset: 2374
+    testutil.go:509: Offset: 0, NextOffset: 2161
+=== RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":137,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":174,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":211,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":248,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":285,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":322,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":523,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":730,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":934,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1894,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1931,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1968,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2005,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":350,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":387,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":424,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":461,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":498,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":535,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":770,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1013,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":1217,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":2177,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":2214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":2251,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":2288,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -188191,8 +189308,6 @@
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 387, NextOffset: 424
     testutil.go:509: Offset: 211, NextOffset: 248
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 424, NextOffset: 461
     testutil.go:509: Offset: 248, NextOffset: 285
     testutil.go:509: Offset: 461, NextOffset: 498
@@ -188208,24 +189323,29 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 730, NextOffset: 934
     testutil.go:509: Offset: 1013, NextOffset: 1217
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink dev bar test test2 .no.prefetch.landmark baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1013, NextOffset: 1217
-    testutil.go:509: Offset: 730, NextOffset: 934
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 934, NextOffset: 1894
+    testutil.go:509: Offset: 1217, NextOffset: 2177
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2176, NextOffset: 2213
-    testutil.go:509: Offset: 1893, NextOffset: 1930
-    testutil.go:509: Offset: 2213, NextOffset: 2250
-    testutil.go:509: Offset: 1930, NextOffset: 1967
-    testutil.go:509: Offset: 2250, NextOffset: 2287
-    testutil.go:509: Offset: 1967, NextOffset: 2004
-    testutil.go:509: Offset: 2287, NextOffset: 2809
-    testutil.go:509: Offset: 2004, NextOffset: 2447
+    testutil.go:509: Offset: 1894, NextOffset: 1931
+    testutil.go:509: Offset: 2177, NextOffset: 2214
+    testutil.go:509: Offset: 1931, NextOffset: 1968
+    testutil.go:509: Offset: 2214, NextOffset: 2251
+    testutil.go:509: Offset: 1968, NextOffset: 2005
+    testutil.go:509: Offset: 2251, NextOffset: 2288
+    testutil.go:509: Offset: 2005, NextOffset: 2447
+    testutil.go:509: Offset: 2288, NextOffset: 2811
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink dev test2 .no.prefetch.landmark test baz.txt foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -188234,6 +189354,8 @@
     testutil.go:509: Offset: 387, NextOffset: 424
     testutil.go:509: Offset: 174, NextOffset: 211
     testutil.go:509: Offset: 424, NextOffset: 461
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 211, NextOffset: 248
     testutil.go:509: Offset: 461, NextOffset: 498
     testutil.go:509: Offset: 248, NextOffset: 285
@@ -188241,6 +189363,17 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 523
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 2177, NextOffset: 2214
+    testutil.go:509: Offset: 1894, NextOffset: 1931
+    testutil.go:509: Offset: 2214, NextOffset: 2251
+    testutil.go:509: Offset: 1931, NextOffset: 1968
+    testutil.go:509: Offset: 2251, NextOffset: 2288
+    testutil.go:509: Offset: 1968, NextOffset: 2005
+    testutil.go:509: Offset: 2288, NextOffset: 2811
+    testutil.go:509: Offset: 2005, NextOffset: 2447
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 350, NextOffset: 387
     testutil.go:509: Offset: 137, NextOffset: 174
@@ -188254,36 +189387,33 @@
     testutil.go:509: Offset: 285, NextOffset: 322
     testutil.go:509: Offset: 535, NextOffset: 770
     testutil.go:509: Offset: 322, NextOffset: 523
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 770, NextOffset: 1013
     testutil.go:509: Offset: 523, NextOffset: 730
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1013, NextOffset: 1217
+    testutil.go:509: Offset: 730, NextOffset: 934
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1217, NextOffset: 2176
-    testutil.go:509: Offset: 934, NextOffset: 1893
+    testutil.go:509: Offset: 1217, NextOffset: 2177
+    testutil.go:509: Offset: 934, NextOffset: 1894
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar test .no.prefetch.landmark baz.txt foo3.txt barlink dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:509: Offset: 146, NextOffset: 2361
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:509: Offset: 146, NextOffset: 2361
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:509: Offset: 146, NextOffset: 2361
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt foo3.txt test .no.prefetch.landmark bar barlink dev test2 baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -188292,17 +189422,15 @@
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -188315,8 +189443,6 @@
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
@@ -188333,34 +189459,50 @@
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar test .no.prefetch.landmark baz.txt foo3.txt barlink dev test2 foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2148
+    testutil.go:509: Offset: 146, NextOffset: 2361
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 2148
+    testutil.go:509: Offset: 146, NextOffset: 2361
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt test .no.prefetch.landmark bar barlink dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
@@ -188369,60 +189511,70 @@
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2361
+    testutil.go:509: Offset: 0, NextOffset: 2148
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 2148
     testutil.go:509: Offset: 146, NextOffset: 2361
     testutil.go:509: Offset: 0, NextOffset: 2148
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":139,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":213,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":527,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":735,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":941,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1911,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1948,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1985,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2022,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":352,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":389,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":426,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":463,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":500,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":537,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":775,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1019,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1225,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2195,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2232,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2269,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2306,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":139,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":213,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":250,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":287,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":324,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":527,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":735,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":941,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1913,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1950,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1987,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2024,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":352,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":389,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":426,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":463,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":500,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":537,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":775,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":1019,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":1225,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":2197,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":2234,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":2271,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":2308,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2 foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt test dev .no.prefetch.landmark barlink test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 527, NextOffset: 735
+    testutil.go:509: Offset: 775, NextOffset: 1019
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 735, NextOffset: 941
+    testutil.go:509: Offset: 1019, NextOffset: 1225
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 941, NextOffset: 1911
-    testutil.go:509: Offset: 1225, NextOffset: 2195
+    testutil.go:509: Offset: 941, NextOffset: 1913
+    testutil.go:509: Offset: 1225, NextOffset: 2197
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1911, NextOffset: 1948
-    testutil.go:509: Offset: 2195, NextOffset: 2232
-    testutil.go:509: Offset: 1948, NextOffset: 1985
-    testutil.go:509: Offset: 2232, NextOffset: 2269
-    testutil.go:509: Offset: 1985, NextOffset: 2022
-    testutil.go:509: Offset: 2269, NextOffset: 2306
-    testutil.go:509: Offset: 2022, NextOffset: 2468
-    testutil.go:509: Offset: 2306, NextOffset: 2833
+    testutil.go:509: Offset: 1913, NextOffset: 1950
+    testutil.go:509: Offset: 2197, NextOffset: 2234
+    testutil.go:509: Offset: 1950, NextOffset: 1987
+    testutil.go:509: Offset: 2234, NextOffset: 2271
+    testutil.go:509: Offset: 1987, NextOffset: 2024
+    testutil.go:509: Offset: 2271, NextOffset: 2308
+    testutil.go:509: Offset: 2024, NextOffset: 2470
+    testutil.go:509: Offset: 2308, NextOffset: 2835
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -188439,8 +189591,6 @@
     testutil.go:509: Offset: 324, NextOffset: 527
     testutil.go:509: Offset: 537, NextOffset: 775
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 139, NextOffset: 176
     testutil.go:509: Offset: 352, NextOffset: 389
     testutil.go:509: Offset: 176, NextOffset: 213
@@ -188453,27 +189603,8 @@
     testutil.go:509: Offset: 500, NextOffset: 537
     testutil.go:509: Offset: 324, NextOffset: 527
     testutil.go:509: Offset: 537, NextOffset: 775
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 527, NextOffset: 735
-    testutil.go:509: Offset: 775, NextOffset: 1019
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 735, NextOffset: 941
-    testutil.go:509: Offset: 1019, NextOffset: 1225
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt .no.prefetch.landmark baz.txt barlink test dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 775, NextOffset: 1019
-    testutil.go:509: Offset: 527, NextOffset: 735
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 1019, NextOffset: 1225
-    testutil.go:509: Offset: 735, NextOffset: 941
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 1225, NextOffset: 2195
-    testutil.go:509: Offset: 941, NextOffset: 1911
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark barlink test2 baz.txt foo1.txt bar foo3.txt test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 352, NextOffset: 389
     testutil.go:509: Offset: 139, NextOffset: 176
@@ -188487,24 +189618,35 @@
     testutil.go:509: Offset: 287, NextOffset: 324
     testutil.go:509: Offset: 537, NextOffset: 775
     testutil.go:509: Offset: 324, NextOffset: 527
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 775, NextOffset: 1019
+    testutil.go:509: Offset: 527, NextOffset: 735
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 1019, NextOffset: 1225
+    testutil.go:509: Offset: 735, NextOffset: 941
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 1225, NextOffset: 2197
+    testutil.go:509: Offset: 941, NextOffset: 1913
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 2195, NextOffset: 2232
-    testutil.go:509: Offset: 1911, NextOffset: 1948
-    testutil.go:509: Offset: 2232, NextOffset: 2269
-    testutil.go:509: Offset: 1948, NextOffset: 1985
-    testutil.go:509: Offset: 2269, NextOffset: 2306
-    testutil.go:509: Offset: 1985, NextOffset: 2022
-    testutil.go:509: Offset: 2306, NextOffset: 2833
-    testutil.go:509: Offset: 2022, NextOffset: 2468
+    testutil.go:509: Offset: 2197, NextOffset: 2234
+    testutil.go:509: Offset: 1913, NextOffset: 1950
+    testutil.go:509: Offset: 2234, NextOffset: 2271
+    testutil.go:509: Offset: 1950, NextOffset: 1987
+    testutil.go:509: Offset: 2271, NextOffset: 2308
+    testutil.go:509: Offset: 1987, NextOffset: 2024
+    testutil.go:509: Offset: 2308, NextOffset: 2835
+    testutil.go:509: Offset: 2024, NextOffset: 2470
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -188521,31 +189663,37 @@
     testutil.go:509: Offset: 537, NextOffset: 775
     testutil.go:509: Offset: 324, NextOffset: 527
 === RUN   TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":146,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":146,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":146,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":146,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":146,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo3.txt barlink .no.prefetch.landmark foo1.txt bar test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test2 test]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 146, NextOffset: 2382
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -188553,68 +189701,63 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test2 test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar test dev test2 baz.txt foo3.txt barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -188622,59 +189765,57 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
-    testutil.go:509: Offset: 146, NextOffset: 2382
-    testutil.go:509: Offset: 0, NextOffset: 2169
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
+    testutil.go:509: Offset: 146, NextOffset: 2384
+    testutil.go:509: Offset: 0, NextOffset: 2171
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -188683,49 +189824,55 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -188734,35 +189881,27 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -188778,35 +189917,34 @@
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -188816,14 +189954,16 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -188832,33 +189972,33 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -188866,59 +190006,58 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -188927,31 +190066,32 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -188962,34 +190102,26 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -188998,11 +190130,14 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -189014,37 +190149,40 @@
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -189053,68 +190191,63 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -189126,56 +190259,55 @@
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -189183,50 +190315,40 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -189235,21 +190357,15 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -189257,15 +190373,19 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -189273,20 +190393,15 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -189294,27 +190409,18 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -189330,10 +190436,7 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -189341,19 +190444,21 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -189365,14 +190470,8 @@
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -189380,21 +190479,27 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -189404,88 +190509,126 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -189493,35 +190636,38 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [dev test2 baz.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -189529,15 +190675,13 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -189551,16 +190695,15 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -189569,19 +190712,19 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -189590,14 +190733,9 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -189606,96 +190744,101 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -189704,7 +190847,7 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -189719,35 +190862,35 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -189755,38 +190898,31 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -189795,57 +190931,58 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -189855,47 +190992,48 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -189904,99 +191042,97 @@
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -190004,48 +191140,48 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -190055,71 +191191,72 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -190127,34 +191264,40 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -190163,22 +191306,20 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -190188,39 +191329,34 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -190229,13 +191365,7 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -190244,39 +191374,42 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -190284,22 +191417,24 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -190311,40 +191446,41 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -190357,17 +191493,18 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -190375,17 +191512,15 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -190394,49 +191529,51 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -190450,15 +191587,14 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -190468,10 +191604,16 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -190484,31 +191626,27 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -190517,18 +191655,22 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -190537,77 +191679,74 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -190616,28 +191755,28 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -190645,63 +191784,66 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -190710,14 +191852,14 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -190725,37 +191867,35 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -190763,34 +191903,27 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -190799,22 +191932,28 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -190824,32 +191963,27 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -190857,109 +191991,114 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -190968,16 +192107,14 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -190986,15 +192123,21 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -191002,19 +192145,15 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -191022,52 +192161,47 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -191081,28 +192215,34 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -191114,14 +192254,8 @@
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -191133,143 +192267,140 @@
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -191277,80 +192408,79 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test2 baz.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -191358,145 +192488,145 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -191506,13 +192636,23 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -191522,114 +192662,107 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test dev test2 baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -191639,50 +192772,46 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -191690,56 +192819,40 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -191752,8 +192865,11 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -191768,17 +192884,15 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -191786,14 +192900,21 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -191802,23 +192923,13 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -191826,8 +192937,29 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -191843,92 +192975,93 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -191938,11 +193071,8 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -191958,35 +193088,37 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -191995,13 +193127,15 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -192011,39 +193145,31 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -192051,17 +193177,22 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192069,97 +193200,111 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -192168,36 +193313,37 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192205,36 +193351,19 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192242,16 +193371,15 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192259,19 +193387,20 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192280,30 +193409,36 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -192312,14 +193447,10 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -192332,36 +193463,38 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192369,17 +193502,20 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192387,39 +193523,38 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192428,9 +193563,14 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192438,34 +193578,25 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -192474,7 +193605,7 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192483,35 +193614,37 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test2 baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -192519,32 +193652,34 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192552,26 +193687,21 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192579,15 +193709,11 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192595,19 +193721,23 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192615,16 +193745,14 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192632,108 +193760,106 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -192746,19 +193872,24 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192767,7 +193898,13 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -192776,21 +193913,13 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -192798,50 +193927,52 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [dev test2 baz.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -192857,19 +193988,19 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -192878,55 +194009,47 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test2 baz.txt barlink test dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -192934,27 +194057,35 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -192964,23 +194095,20 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -192992,32 +194120,36 @@
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -193025,36 +194157,40 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -193062,56 +194198,51 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test2 baz.txt barlink test dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -193120,56 +194251,60 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -193178,47 +194313,49 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -193230,88 +194367,89 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -193325,9 +194463,8 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -193343,20 +194480,10 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -193365,43 +194492,54 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -193417,56 +194555,55 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -193476,44 +194613,44 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -193522,21 +194659,21 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":545,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -193546,17 +194683,15 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -193564,19 +194699,20 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -193584,15 +194720,17 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -193601,56 +194739,54 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -193658,88 +194794,91 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -193747,32 +194886,30 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -193780,36 +194917,36 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -193823,91 +194960,50 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02
 === NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -193923,13 +195019,13 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -193938,52 +195034,52 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -193991,22 +195087,20 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -194014,21 +195108,23 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":106,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -194037,52 +195133,53 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -194091,9 +195188,9 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -194103,21 +195200,15 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -194126,59 +195217,28 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -194186,49 +195246,33 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test2 baz.txt barlink test dev]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "test" vs "test"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -194236,38 +195280,19 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test2 baz.txt barlink test dev]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -194275,43 +195300,36 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -194319,74 +195337,75 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -194394,15 +195413,13 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -194418,45 +195435,46 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -194471,34 +195489,35 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -194508,57 +195527,74 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":90,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -194567,14 +195603,18 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -194582,51 +195622,47 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -194641,8 +195677,17 @@
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -194651,28 +195696,15 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -194680,33 +195712,37 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -194715,8 +195751,11 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -194724,27 +195763,44 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -194754,33 +195810,37 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -194789,112 +195849,117 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -194904,23 +195969,27 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -194929,67 +195998,48 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":93,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -194998,33 +196048,38 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -195032,44 +196087,50 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -195084,18 +196145,15 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -195103,14 +196161,21 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -195119,62 +196184,82 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:31Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:31Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:31Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:31Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -195189,33 +196274,36 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -195223,19 +196311,36 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
+=== RUN   TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -195243,62 +196348,81 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:30Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:30Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:30Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:30Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -195308,35 +196432,70 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":146,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:39:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:39:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:39:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:39:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test2 baz.txt barlink test dev]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 --- PASS: TestGzipEStargz (0.00s)
-    --- PASS: TestGzipEStargz/testWriteAndOpen (10.87s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
+    --- PASS: TestGzipEStargz/testWriteAndOpen (11.36s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.00s)
@@ -195349,41 +196508,41 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
@@ -195413,9 +196572,9 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/empty-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.00s)
@@ -195475,22 +196634,22 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.00s)
@@ -195502,31 +196661,31 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.00s)
@@ -195537,7 +196696,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.00s)
@@ -195573,11 +196732,11 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1empty_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.00s)
@@ -195595,34 +196754,34 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
@@ -195630,46 +196789,46 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.00s)
@@ -195691,12 +196850,12 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/1dir_1file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.00s)
@@ -195715,39 +196874,39 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.00s)
@@ -195755,11 +196914,11 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.00s)
@@ -195769,10 +196928,10 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.00s)
@@ -195783,28 +196942,28 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/2meta_2file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.00s)
@@ -195814,7 +196973,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.00s)
@@ -195826,12 +196985,12 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
@@ -195842,9 +197001,9 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
@@ -195864,8 +197023,8 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/3dir-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
@@ -195961,7 +197120,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
@@ -195986,7 +197145,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
@@ -196052,28 +197211,28 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/symlink-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.01s)
@@ -196082,7 +197241,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.01s)
@@ -196091,7 +197250,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.01s)
@@ -196106,13 +197265,13 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.01s)
@@ -196124,25 +197283,25 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.01s)
@@ -196153,34 +197312,34 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/chunked_file-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.00s)
@@ -196199,16 +197358,16 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
@@ -196224,10 +197383,10 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.00s)
@@ -196253,21 +197412,21 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.00s)
@@ -196278,13 +197437,13 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/recursive-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.00s)
@@ -196327,7 +197486,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.00s)
@@ -196401,7 +197560,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.00s)
@@ -196413,32 +197572,32 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/block_char_fifo-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
@@ -196447,90 +197606,90 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/modes-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.00s)
@@ -196548,13 +197707,13 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.00s)
@@ -196562,7 +197721,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
@@ -196576,13 +197735,13 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
@@ -196592,7 +197751,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.00s)
@@ -196608,11 +197767,11 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.00s)
@@ -196633,8 +197792,8 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.00s)
@@ -196642,11 +197801,11 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/lossy-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.00s)
@@ -196669,9 +197828,9 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
@@ -196684,13 +197843,13 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.00s)
@@ -196705,25 +197864,25 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.00s)
@@ -196731,7 +197890,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.00s)
@@ -196739,7 +197898,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.00s)
@@ -196760,7 +197919,7 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.00s)
@@ -196768,17 +197927,17 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.01s)
@@ -196788,9 +197947,9 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.01s)
@@ -196799,141 +197958,141 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.05s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.05s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=GNU (0.05s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=USTAR (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=PAX (0.05s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.04s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="./",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=true,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.01s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=0,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=true,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="",lossless=false,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="./",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=PAX (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=true,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="/",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=true,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=PAX (0.02s)
@@ -196941,11 +198100,11 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=1,prefix="../",lossless=false,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=true,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=USTAR (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=true,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="./",lossless=false,format=PAX (0.03s)
@@ -196957,17 +198116,17 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=true,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="/",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=USTAR (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=PAX (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=true,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=9,prefix="../",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=USTAR (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=PAX (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=true,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="",lossless=false,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=USTAR (0.03s)
@@ -196975,19 +198134,19 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=true,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="./",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=USTAR (0.04s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=true,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="/",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.04s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=PAX (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=true,format=GNU (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-1,prefix="../",lossless=false,format=GNU (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=USTAR (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="",lossless=false,format=PAX (0.02s)
@@ -197005,40 +198164,40 @@
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="/",lossless=false,format=GNU (0.02s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=USTAR (0.02s)
+        --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=USTAR (0.03s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=PAX (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=true,format=GNU (0.02s)
         --- PASS: TestGzipEStargz/testWriteAndOpen/several_files_in_chunk_chunked-compression=externaltoc_gzip_compression_level=-2,prefix="../",lossless=false,format=GNU (0.02s)
-    --- PASS: TestGzipEStargz/testDigestAndVerify (14.83s)
+    --- PASS: TestGzipEStargz/testDigestAndVerify (15.81s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0 (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0 (0.01s)
@@ -197047,13 +198206,13 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0 (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0 (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0 (0.01s)
@@ -197146,9 +198305,9 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
@@ -197169,12 +198328,12 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02 (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
@@ -197184,7 +198343,7 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/no-regfile-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
@@ -197221,14 +198380,14 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000 (0.01s)
@@ -197287,7 +198446,7 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0 (0.01s)
@@ -197299,7 +198458,7 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0 (0.01s)
@@ -197343,21 +198502,21 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
@@ -197367,11 +198526,11 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
@@ -197379,7 +198538,7 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
@@ -197392,7 +198551,7 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01 (0.01s)
@@ -197412,41 +198571,41 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01 (0.03s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02 (0.01s)
@@ -197455,56 +198614,56 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02 (0.02s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
@@ -197531,15 +198690,15 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
@@ -197548,47 +198707,47 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02 (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/small-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0 (0.02s)
@@ -197601,44 +198760,44 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0 (0.04s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
@@ -197646,38 +198805,38 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0 (0.03s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
@@ -197694,104 +198853,104 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
@@ -197801,24 +198960,24 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
@@ -197826,8 +198985,8 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
@@ -197835,20 +198994,20 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01 (0.05s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
@@ -197856,26 +199015,26 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
@@ -197894,7 +199053,7 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
@@ -197903,10 +199062,10 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
@@ -197915,39 +199074,39 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
@@ -197955,11 +199114,11 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
@@ -197976,21 +199135,21 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
@@ -198003,8 +199162,8 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
@@ -198021,20 +199180,20 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
@@ -198045,9 +199204,9 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
@@ -198056,94 +199215,94 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/big-files-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
@@ -198152,21 +199311,21 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
@@ -198221,12 +199380,12 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
@@ -198234,29 +199393,29 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
@@ -198266,22 +199425,22 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0 (0.01s)
@@ -198290,7 +199449,7 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000 (0.02s)
@@ -198309,8 +199468,8 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
@@ -198323,21 +199482,21 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
@@ -198353,7 +199512,7 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0 (0.02s)
@@ -198368,13 +199527,13 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000 (0.02s)
@@ -198386,7 +199545,7 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000 (0.02s)
@@ -198395,9 +199554,9 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
@@ -198405,9 +199564,9 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0 (0.02s)
@@ -198435,12 +199594,12 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000 (0.02s)
@@ -198452,7 +199611,7 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#01 (0.01s)
@@ -198461,27 +199620,27 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
@@ -198489,8 +199648,8 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
@@ -198503,13 +199662,13 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
@@ -198524,27 +199683,27 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
@@ -198567,8 +199726,8 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
@@ -198582,24 +199741,24 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
@@ -198617,30 +199776,30 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
@@ -198648,11 +199807,11 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
@@ -198662,85 +199821,85 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#01 (0.02s)
@@ -198762,11 +199921,11 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
@@ -198780,14 +199939,14 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
@@ -198795,8 +199954,8 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
@@ -198804,8 +199963,8 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
@@ -198818,31 +199977,31 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="./",format=GNU,minChunkSize=64000#02 (0.01s)
@@ -198851,10 +200010,10 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=PAX,minChunkSize=64000#02 (0.01s)
@@ -198867,35 +200026,35 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=0,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
@@ -198914,10 +200073,10 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
@@ -198926,12 +200085,12 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
@@ -198939,24 +200098,24 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=1,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="",format=USTAR,minChunkSize=64000#02 (0.02s)
@@ -198987,19 +200146,19 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02 (0.03s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
@@ -199007,58 +200166,58 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=9,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="./",format=GNU,minChunkSize=64000#02 (0.02s)
@@ -199070,13 +200229,13 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="/",format=GNU,minChunkSize=64000#02 (0.02s)
@@ -199086,11 +200245,11 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-1,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
@@ -199104,30 +200263,30 @@
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
@@ -199136,25 +200295,25 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
-            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02 (0.01s)
+            --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02 (0.01s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=USTAR,minChunkSize=64000#02 (0.02s)
@@ -199163,25 +200322,25 @@
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02 (0.02s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestGzipEStargz/testDigestAndVerify/with-non-regfiles-compression=externaltoc_gzip_compression_level=-2,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-    --- PASS: TestGzipEStargz/testBuild (14.95s)
+    --- PASS: TestGzipEStargz/testBuild (15.84s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
@@ -199193,101 +200352,101 @@
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
@@ -199295,64 +200454,64 @@
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/regfiles_and_directories-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
@@ -199365,49 +200524,49 @@
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=0,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
@@ -199420,48 +200579,48 @@
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.04s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.04s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
@@ -199469,53 +200628,53 @@
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.05s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0 (0.04s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
@@ -199528,64 +200687,64 @@
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/empty_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.04s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=0 (0.05s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.02s)
@@ -199606,17 +200765,17 @@
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=0,format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
@@ -199628,7 +200787,7 @@
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
@@ -199666,14 +200825,14 @@
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=1,format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.01s)
@@ -199681,7 +200840,7 @@
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.02s)
@@ -199690,25 +200849,25 @@
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=1,format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
@@ -199730,21 +200889,21 @@
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
@@ -199773,27 +200932,27 @@
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.01s)
@@ -199802,11 +200961,11 @@
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
@@ -199814,13 +200973,13 @@
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="",src=2,format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=1,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
@@ -199837,9 +200996,9 @@
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.02s)
@@ -199856,13 +201015,13 @@
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="",src=2,format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
@@ -199890,25 +201049,25 @@
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/various_files-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.00s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0 (0.00s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0 (0.00s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=0,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=0,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
@@ -199965,7 +201124,7 @@
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
@@ -199993,7 +201152,7 @@
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-1,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
@@ -200008,13 +201167,13 @@
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=0,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
@@ -200044,7 +201203,7 @@
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=9,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
@@ -200072,11 +201231,11 @@
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestGzipEStargz/testBuild/no_contents-compression=externaltoc_gzip_compression_level=-2,prefix="../",src=2,format=GNU,minChunkSize=0 (0.00s)
 === RUN   TestGzipFooter
 --- PASS: TestGzipFooter (0.00s)
 PASS
-ok  	github.com/containerd/stargz-snapshotter/estargz/externaltoc	14.971s
+ok  	github.com/containerd/stargz-snapshotter/estargz/externaltoc	15.852s
 === RUN   TestZstdChunked
 === RUN   TestZstdChunked/testBuild
 === PAUSE TestZstdChunked/testBuild
@@ -200085,9 +201244,9 @@
 === RUN   TestZstdChunked/testWriteAndOpen
 === PAUSE TestZstdChunked/testWriteAndOpen
 === CONT  TestZstdChunked/testBuild
+=== CONT  TestZstdChunked/testWriteAndOpen
 === RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
 === CONT  TestZstdChunked/testDigestAndVerify
-=== CONT  TestZstdChunked/testWriteAndOpen
 === RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 23 79]
@@ -200120,17 +201279,6 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":314,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":189,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 189, NextOffset: 209
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
@@ -200139,10 +201287,6 @@
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 105, NextOffset: 314
-    testutil.go:509: Offset: 209, NextOffset: 490
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
@@ -200150,12 +201294,6 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 314, NextOffset: 334
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
@@ -200171,6 +201309,14 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":314,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":189,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 105
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
@@ -200186,9 +201332,9 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 490, NextOffset: 510
-    testutil.go:509: Offset: 334, NextOffset: 877
+    testutil.go:509: Offset: 189, NextOffset: 209
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
@@ -200197,14 +201343,17 @@
     zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 105, NextOffset: 314
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 510, NextOffset: 1138
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 189, NextOffset: 209
-    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 209, NextOffset: 490
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 314, NextOffset: 334
+    testutil.go:509: Offset: 490, NextOffset: 510
+    testutil.go:509: Offset: 334, NextOffset: 877
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
@@ -200213,15 +201362,27 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 510, NextOffset: 1138
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
     zstdchunked_test.go:104:   [1] at 15 in stargz (nextFrame: 23/119): 4, 52
     zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 189, NextOffset: 209
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
     testutil.go:1638: got TOC entries:
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 85, NextOffset: 105
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 490
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
@@ -200231,7 +201392,11 @@
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 209, NextOffset: 490
+    testutil.go:509: Offset: 105, NextOffset: 314
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 490, NextOffset: 510
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
@@ -200242,7 +201407,7 @@
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 105, NextOffset: 314
+    testutil.go:509: Offset: 314, NextOffset: 334
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
@@ -200250,14 +201415,7 @@
     zstdchunked_test.go:104:   [1] at 8 in stargz (nextFrame: 56/104): -1, 44
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 490, NextOffset: 510
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
@@ -200273,6 +201431,10 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 510, NextOffset: 1138
+    testutil.go:509: Offset: 334, NextOffset: 877
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
@@ -200281,11 +201443,6 @@
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 314, NextOffset: 334
-    testutil.go:509: Offset: 510, NextOffset: 1138
-    testutil.go:509: Offset: 334, NextOffset: 877
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
@@ -200293,6 +201450,8 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
@@ -200308,9 +201467,6 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
@@ -200326,6 +201482,8 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
@@ -200363,8 +201521,17 @@
     zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":89,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":109,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":194,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":497,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 89, NextOffset: 109
+    testutil.go:509: Offset: 194, NextOffset: 214
+    testutil.go:509: Offset: 109, NextOffset: 313
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
@@ -200373,15 +201540,15 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 23 79]
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":89,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":109,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":194,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":497,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 89, NextOffset: 109
+    testutil.go:509: Offset: 214, NextOffset: 497
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 313, NextOffset: 333
+    testutil.go:509: Offset: 497, NextOffset: 517
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
     zstdchunked_test.go:104:   [1] at 15 in stargz (nextFrame: 23/119): 4, 52
@@ -200390,8 +201557,14 @@
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 333, NextOffset: 886
+    testutil.go:509: Offset: 517, NextOffset: 1146
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 194, NextOffset: 214
-    testutil.go:509: Offset: 109, NextOffset: 313
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
@@ -200399,13 +201572,11 @@
     zstdchunked_test.go:104:   [1] at 8 in stargz (nextFrame: 56/104): -1, 44
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 214, NextOffset: 497
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 89, NextOffset: 109
+    testutil.go:509: Offset: 214, NextOffset: 497
+    testutil.go:509: Offset: 109, NextOffset: 313
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
@@ -200414,6 +201585,11 @@
     zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 497, NextOffset: 517
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 313, NextOffset: 333
@@ -200421,33 +201597,24 @@
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 517, NextOffset: 1146
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
     zstdchunked_test.go:104:   [1] at 8 in stargz (nextFrame: 56/104): -1, 44
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
-=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 497, NextOffset: 517
     testutil.go:509: Offset: 333, NextOffset: 886
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
+=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 517, NextOffset: 1146
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     zstdchunked_test.go:104:   [1] at 15 in stargz (nextFrame: 23/119): 4, 52
     zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 497, NextOffset: 517
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
@@ -200455,27 +201622,14 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 313, NextOffset: 333
-    testutil.go:509: Offset: 517, NextOffset: 1146
-    testutil.go:509: Offset: 333, NextOffset: 886
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 194, NextOffset: 214
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
     zstdchunked_test.go:104:   [1] at 15 in stargz (nextFrame: 23/119): 4, 52
     zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 89, NextOffset: 109
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
@@ -200483,9 +201637,7 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 214, NextOffset: 497
-    testutil.go:509: Offset: 109, NextOffset: 313
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
@@ -200502,8 +201654,6 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
@@ -200511,7 +201661,6 @@
     zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
@@ -200535,13 +201684,28 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":88,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":485,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":505,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
     zstdchunked_test.go:104:   [1] at 15 in stargz (nextFrame: 23/119): 4, 52
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
     zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
     testutil.go:1638: got TOC entries:
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 88, NextOffset: 108
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
@@ -200550,6 +201714,9 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 193, NextOffset: 213
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
@@ -200558,7 +201725,8 @@
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 108, NextOffset: 313
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
@@ -200568,10 +201736,7 @@
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":88,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":485,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":505,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:509: Offset: 213, NextOffset: 485
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -200579,18 +201744,11 @@
     testutil.go:509: Offset: 485, NextOffset: 505
     testutil.go:509: Offset: 333, NextOffset: 878
     testutil.go:509: Offset: 505, NextOffset: 1134
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 88, NextOffset: 108
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 108, NextOffset: 313
-    testutil.go:509: Offset: 213, NextOffset: 485
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 88, NextOffset: 108
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 213, NextOffset: 485
     testutil.go:509: Offset: 108, NextOffset: 313
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -200598,6 +201756,10 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 485, NextOffset: 505
     testutil.go:509: Offset: 313, NextOffset: 333
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 505, NextOffset: 1134
+    testutil.go:509: Offset: 333, NextOffset: 878
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
@@ -200607,9 +201769,6 @@
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 505, NextOffset: 1134
-    testutil.go:509: Offset: 333, NextOffset: 878
 === RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 8 64]
@@ -200619,39 +201778,66 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 23 79]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 119):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
+    zstdchunked_test.go:104:   [1] at 15 in stargz (nextFrame: 23/119): 4, 52
+    zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
+    zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
+    testutil.go:1638: got TOC entries:
+=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 8 64]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 104):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
+    zstdchunked_test.go:104:   [1] at 8 in stargz (nextFrame: 56/104): -1, 44
+    zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
+    testutil.go:1638: got TOC entries:
+=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 23 79]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 119):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
+    zstdchunked_test.go:104:   [1] at 15 in stargz (nextFrame: 23/119): 4, 52
+    zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
+    zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
+    testutil.go:1638: got TOC entries:
+=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":90,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":317,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":197,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":493,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":513,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 90, NextOffset: 110
     testutil.go:509: Offset: 197, NextOffset: 217
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 8 64]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 104):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
+    zstdchunked_test.go:104:   [1] at 8 in stargz (nextFrame: 56/104): -1, 44
+    zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
+    testutil.go:1638: got TOC entries:
+=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 110, NextOffset: 317
     testutil.go:509: Offset: 217, NextOffset: 493
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 317, NextOffset: 337
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 493, NextOffset: 513
     testutil.go:509: Offset: 337, NextOffset: 884
     testutil.go:509: Offset: 513, NextOffset: 1143
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 197, NextOffset: 217
     testutil.go:509: Offset: 90, NextOffset: 110
     testutil.go:509: Offset: 217, NextOffset: 493
-    testutil.go:509: Offset: 110, NextOffset: 317
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 493, NextOffset: 513
-    testutil.go:509: Offset: 317, NextOffset: 337
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
@@ -200659,47 +201845,44 @@
     zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
-=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 110, NextOffset: 317
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 493, NextOffset: 513
+    testutil.go:509: Offset: 317, NextOffset: 337
     testutil.go:509: Offset: 513, NextOffset: 1143
     testutil.go:509: Offset: 337, NextOffset: 884
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
     zstdchunked_test.go:104:   [1] at 8 in stargz (nextFrame: 56/104): -1, 44
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
-=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
 === RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 23 79]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 119):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
-    zstdchunked_test.go:104:   [1] at 15 in stargz (nextFrame: 23/119): 4, 52
-    zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
-    zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
-    testutil.go:1638: got TOC entries:
-=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 8 64]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 104):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
-    zstdchunked_test.go:104:   [1] at 8 in stargz (nextFrame: 56/104): -1, 44
-    zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
-    testutil.go:1638: got TOC entries:
-=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":314,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":189,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 314, NextOffset: 334
+    testutil.go:509: Offset: 490, NextOffset: 510
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 334, NextOffset: 877
+    testutil.go:509: Offset: 510, NextOffset: 1138
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 85, NextOffset: 105
     testutil.go:509: Offset: 189, NextOffset: 209
-    testutil.go:509: Offset: 105, NextOffset: 314
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
@@ -200707,70 +201890,71 @@
     zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
-=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 105, NextOffset: 314
     testutil.go:509: Offset: 209, NextOffset: 490
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
     zstdchunked_test.go:104:   [1] at 8 in stargz (nextFrame: 56/104): -1, 44
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 314, NextOffset: 334
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
-=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
+=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 490, NextOffset: 510
-    testutil.go:509: Offset: 334, NextOffset: 877
-    testutil.go:509: Offset: 510, NextOffset: 1138
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 189, NextOffset: 209
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 209, NextOffset: 490
+    testutil.go:509: Offset: 105, NextOffset: 314
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 85, NextOffset: 105
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
     zstdchunked_test.go:104:   [1] at 15 in stargz (nextFrame: 23/119): 4, 52
     zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
-    testutil.go:1638: got TOC entries:
-=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 209, NextOffset: 490
-    testutil.go:509: Offset: 105, NextOffset: 314
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 490, NextOffset: 510
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
+    testutil.go:1638: got TOC entries:
+=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 314, NextOffset: 334
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 510, NextOffset: 1138
     testutil.go:509: Offset: 334, NextOffset: 877
 === RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
     zstdchunked_test.go:104:   [1] at 8 in stargz (nextFrame: 56/104): -1, 44
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
-=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
+=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 23 79]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 119):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
+    zstdchunked_test.go:104:   [1] at 15 in stargz (nextFrame: 23/119): 4, 52
+    zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
+    zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
+    testutil.go:1638: got TOC entries:
+=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":89,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":109,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":194,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":497,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 89, NextOffset: 109
     testutil.go:509: Offset: 194, NextOffset: 214
@@ -200780,33 +201964,13 @@
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 313, NextOffset: 333
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 23 79]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 119):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
-    zstdchunked_test.go:104:   [1] at 15 in stargz (nextFrame: 23/119): 4, 52
-    zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
-    zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
-    testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 497, NextOffset: 517
-=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 333, NextOffset: 886
     testutil.go:509: Offset: 517, NextOffset: 1146
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 194, NextOffset: 214
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 8 64]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 104):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
-    zstdchunked_test.go:104:   [1] at 8 in stargz (nextFrame: 56/104): -1, 44
-    zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
-    testutil.go:1638: got TOC entries:
-=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 89, NextOffset: 109
     testutil.go:509: Offset: 214, NextOffset: 497
     testutil.go:509: Offset: 109, NextOffset: 313
@@ -200814,20 +201978,12 @@
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 497, NextOffset: 517
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 313, NextOffset: 333
     testutil.go:509: Offset: 517, NextOffset: 1146
     testutil.go:509: Offset: 333, NextOffset: 886
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 23 79]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 119):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
-    zstdchunked_test.go:104:   [1] at 15 in stargz (nextFrame: 23/119): 4, 52
-    zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
-    zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
-    testutil.go:1638: got TOC entries:
-=== RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
@@ -200835,8 +201991,6 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
@@ -200845,6 +201999,28 @@
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":88,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":485,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":505,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 88, NextOffset: 108
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 108, NextOffset: 313
+    testutil.go:509: Offset: 213, NextOffset: 485
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 313, NextOffset: 333
+    testutil.go:509: Offset: 485, NextOffset: 505
+    testutil.go:509: Offset: 333, NextOffset: 878
+    testutil.go:509: Offset: 505, NextOffset: 1134
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 193, NextOffset: 213
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
@@ -200852,27 +202028,29 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":88,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":485,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":505,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 88, NextOffset: 108
-    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 213, NextOffset: 485
+    testutil.go:509: Offset: 108, NextOffset: 313
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 485, NextOffset: 505
+    testutil.go:509: Offset: 313, NextOffset: 333
+    testutil.go:509: Offset: 505, NextOffset: 1134
+    testutil.go:509: Offset: 333, NextOffset: 878
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
     zstdchunked_test.go:104:   [1] at 15 in stargz (nextFrame: 23/119): 4, 52
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 108, NextOffset: 313
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
@@ -200880,14 +202058,16 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 213, NextOffset: 485
-    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":90,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":317,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":197,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":493,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":513,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 197, NextOffset: 217
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 23 79]
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 15/119): 19, 11
     zstdchunked_test.go:104:   [1] at 15 in stargz (nextFrame: 23/119): 4, 52
@@ -200895,27 +202075,23 @@
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 313, NextOffset: 333
-    testutil.go:509: Offset: 485, NextOffset: 505
-    testutil.go:509: Offset: 333, NextOffset: 878
-    testutil.go:509: Offset: 505, NextOffset: 1134
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 88, NextOffset: 108
-    testutil.go:509: Offset: 213, NextOffset: 485
-    testutil.go:509: Offset: 108, NextOffset: 313
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 110, NextOffset: 317
+    testutil.go:509: Offset: 217, NextOffset: 493
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 485, NextOffset: 505
-    testutil.go:509: Offset: 313, NextOffset: 333
-    testutil.go:509: Offset: 505, NextOffset: 1134
-    testutil.go:509: Offset: 333, NextOffset: 878
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 317, NextOffset: 337
+    testutil.go:509: Offset: 493, NextOffset: 513
+    testutil.go:509: Offset: 337, NextOffset: 884
+    testutil.go:509: Offset: 513, NextOffset: 1143
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 197, NextOffset: 217
+    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 217, NextOffset: 493
+    testutil.go:509: Offset: 110, NextOffset: 317
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
@@ -200924,7 +202100,16 @@
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 493, NextOffset: 513
+    testutil.go:509: Offset: 317, NextOffset: 337
+    testutil.go:509: Offset: 513, NextOffset: 1143
+    testutil.go:509: Offset: 337, NextOffset: 884
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
@@ -200934,42 +202119,30 @@
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":90,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":317,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":197,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":493,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":513,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":84,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":323,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":189,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":487,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 317, NextOffset: 337
-    testutil.go:509: Offset: 493, NextOffset: 513
-    testutil.go:509: Offset: 337, NextOffset: 884
-    testutil.go:509: Offset: 513, NextOffset: 1143
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 90, NextOffset: 110
-    testutil.go:509: Offset: 197, NextOffset: 217
-    testutil.go:509: Offset: 110, NextOffset: 317
-    testutil.go:509: Offset: 217, NextOffset: 493
-    testutil.go:395: Comparing: "" vs ""
+    testutil.go:509: Offset: 323, NextOffset: 343
+    testutil.go:509: Offset: 487, NextOffset: 507
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 8 64]
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 197, NextOffset: 217
-=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
     zstdchunked_test.go:104:   [1] at 8 in stargz (nextFrame: 56/104): -1, 44
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 90, NextOffset: 110
-    testutil.go:509: Offset: 217, NextOffset: 493
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 343, NextOffset: 885
+    testutil.go:509: Offset: 507, NextOffset: 1135
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 189, NextOffset: 209
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 23 79]
     zstdchunked_test.go:59: got zstd streams (compressed size: 119):
@@ -200978,30 +202151,30 @@
     zstdchunked_test.go:104:   [2] at 23 in stargz (nextFrame: 71/119): -1, 44
     zstdchunked_test.go:104:   [3] at 71 in stargz (nextFrame: 119/119): -1, -1
     testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 110, NextOffset: 317
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 104, NextOffset: 323
 === RUN   TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 493, NextOffset: 513
-    testutil.go:509: Offset: 317, NextOffset: 337
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 487
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 8 64]
     zstdchunked_test.go:59: got zstd streams (compressed size: 104):
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 8/104): 4, 52
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
     zstdchunked_test.go:104:   [1] at 8 in stargz (nextFrame: 56/104): -1, 44
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 513, NextOffset: 1143
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 189, NextOffset: 209
 === NAME  TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
     zstdchunked_test.go:104:   [2] at 56 in stargz (nextFrame: 104/104): -1, -1
     testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 337, NextOffset: 884
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 143 333]
     zstdchunked_test.go:59: got zstd streams (compressed size: 373):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 135/373): 139, 131
@@ -201015,8 +202188,6 @@
     testutil.go:1580: testing streams: [0 0 138 328]
     zstdchunked_test.go:59: got zstd streams (compressed size: 368):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 130/368): 134, 126
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [1] at 130 in stargz (nextFrame: 138/368): 4, 186
     zstdchunked_test.go:104:   [2] at 138 in stargz (nextFrame: 320/368): -1, 178
     zstdchunked_test.go:104:   [3] at 320 in stargz (nextFrame: 368/368): -1, -1
@@ -201033,7 +202204,17 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 84, NextOffset: 104
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 487
+    testutil.go:509: Offset: 104, NextOffset: 323
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 487, NextOffset: 507
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 138 328]
     zstdchunked_test.go:59: got zstd streams (compressed size: 368):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 130/368): 134, 126
@@ -201043,9 +202224,17 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 323, NextOffset: 343
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 507, NextOffset: 1135
+    testutil.go:509: Offset: 343, NextOffset: 885
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 142 332]
     zstdchunked_test.go:59: got zstd streams (compressed size: 372):
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 134/372): 138, 130
     zstdchunked_test.go:104:   [1] at 134 in stargz (nextFrame: 142/372): 4, 186
     zstdchunked_test.go:104:   [2] at 142 in stargz (nextFrame: 324/372): -1, 178
@@ -201053,16 +202242,8 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":84,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":323,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":189,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":487,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 189, NextOffset: 209
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 137 327]
     zstdchunked_test.go:59: got zstd streams (compressed size: 367):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 129/367): 133, 125
@@ -201073,12 +202254,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 104, NextOffset: 323
-    testutil.go:509: Offset: 209, NextOffset: 487
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 126 319]
     zstdchunked_test.go:59: got zstd streams (compressed size: 359):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 118/359): 122, 114
@@ -201088,24 +202263,9 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 323, NextOffset: 343
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 487, NextOffset: 507
-    testutil.go:509: Offset: 343, NextOffset: 885
-    testutil.go:509: Offset: 507, NextOffset: 1135
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 189, NextOffset: 209
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 120 313]
     zstdchunked_test.go:59: got zstd streams (compressed size: 353):
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 84, NextOffset: 104
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 112/353): 116, 108
     zstdchunked_test.go:104:   [1] at 112 in stargz (nextFrame: 120/353): 4, 189
     zstdchunked_test.go:104:   [2] at 120 in stargz (nextFrame: 305/353): -1, 181
@@ -201114,10 +202274,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 209, NextOffset: 487
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 126 319]
     zstdchunked_test.go:59: got zstd streams (compressed size: 359):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 118/359): 122, 114
@@ -201127,15 +202283,16 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 104, NextOffset: 323
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":320,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 487, NextOffset: 507
-    testutil.go:509: Offset: 323, NextOffset: 343
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":194,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":496,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 194, NextOffset: 214
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 120 313]
     zstdchunked_test.go:59: got zstd streams (compressed size: 353):
@@ -201146,12 +202303,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 507, NextOffset: 1135
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 343, NextOffset: 885
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 124 317]
     zstdchunked_test.go:59: got zstd streams (compressed size: 357):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 116/357): 120, 112
@@ -201162,7 +202314,9 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 107, NextOffset: 320
+    testutil.go:509: Offset: 214, NextOffset: 496
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 118 311]
     zstdchunked_test.go:59: got zstd streams (compressed size: 351):
@@ -201174,6 +202328,12 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 320, NextOffset: 340
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 145 338]
     zstdchunked_test.go:59: got zstd streams (compressed size: 378):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 137/378): 141, 133
@@ -201184,6 +202344,9 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 496, NextOffset: 516
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 140 333]
     zstdchunked_test.go:59: got zstd streams (compressed size: 373):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 132/373): 136, 128
@@ -201194,16 +202357,31 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 340, NextOffset: 892
+    testutil.go:509: Offset: 516, NextOffset: 1145
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 194, NextOffset: 214
+    testutil.go:509: Offset: 87, NextOffset: 107
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 145 338]
     zstdchunked_test.go:59: got zstd streams (compressed size: 378):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 137/378): 141, 133
     zstdchunked_test.go:104:   [1] at 137 in stargz (nextFrame: 145/378): 4, 189
     zstdchunked_test.go:104:   [2] at 145 in stargz (nextFrame: 330/378): -1, 181
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 214, NextOffset: 496
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
     zstdchunked_test.go:104:   [3] at 330 in stargz (nextFrame: 378/378): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 107, NextOffset: 320
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 140 333]
     zstdchunked_test.go:59: got zstd streams (compressed size: 373):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 132/373): 136, 128
@@ -201214,24 +202392,26 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":320,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":194,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":496,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 107
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 142 335]
     zstdchunked_test.go:59: got zstd streams (compressed size: 375):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 134/375): 138, 130
     zstdchunked_test.go:104:   [1] at 134 in stargz (nextFrame: 142/375): 4, 189
     zstdchunked_test.go:104:   [2] at 142 in stargz (nextFrame: 327/375): -1, 181
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 496, NextOffset: 516
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
     zstdchunked_test.go:104:   [3] at 327 in stargz (nextFrame: 375/375): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 320, NextOffset: 340
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 137 330]
     zstdchunked_test.go:59: got zstd streams (compressed size: 370):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 129/370): 133, 125
@@ -201251,11 +202431,10 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 194, NextOffset: 214
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 107, NextOffset: 320
+    testutil.go:509: Offset: 516, NextOffset: 1145
+    testutil.go:509: Offset: 340, NextOffset: 892
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 122 319]
     zstdchunked_test.go:59: got zstd streams (compressed size: 359):
@@ -201266,38 +202445,17 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 214, NextOffset: 496
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 320, NextOffset: 340
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 128 325]
     zstdchunked_test.go:59: got zstd streams (compressed size: 365):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 120/365): 124, 116
     zstdchunked_test.go:104:   [1] at 120 in stargz (nextFrame: 128/365): 4, 193
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 496, NextOffset: 516
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
     zstdchunked_test.go:104:   [2] at 128 in stargz (nextFrame: 317/365): -1, 185
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
     zstdchunked_test.go:104:   [3] at 317 in stargz (nextFrame: 365/365): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 340, NextOffset: 892
-    testutil.go:509: Offset: 516, NextOffset: 1145
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 194, NextOffset: 214
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 122 319]
     zstdchunked_test.go:59: got zstd streams (compressed size: 359):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 114/359): 118, 110
@@ -201307,18 +202465,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 87, NextOffset: 107
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 214, NextOffset: 496
-    testutil.go:509: Offset: 107, NextOffset: 320
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 496, NextOffset: 516
-    testutil.go:509: Offset: 320, NextOffset: 340
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 126 323]
     zstdchunked_test.go:59: got zstd streams (compressed size: 363):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 118/363): 122, 114
@@ -201329,9 +202476,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 516, NextOffset: 1145
-    testutil.go:509: Offset: 340, NextOffset: 892
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 120 317]
     zstdchunked_test.go:59: got zstd streams (compressed size: 357):
@@ -201343,8 +202488,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 136 322]
     zstdchunked_test.go:59: got zstd streams (compressed size: 362):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 128/362): 132, 124
@@ -201365,6 +202508,14 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":106,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":309,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":329,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":503,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 106
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 136 322]
     zstdchunked_test.go:59: got zstd streams (compressed size: 362):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 128/362): 132, 124
@@ -201385,7 +202536,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 193, NextOffset: 213
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 135 321]
     zstdchunked_test.go:59: got zstd streams (compressed size: 361):
@@ -201397,6 +202549,10 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 106, NextOffset: 309
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 133 319]
     zstdchunked_test.go:59: got zstd streams (compressed size: 359):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 125/359): 129, 121
@@ -201407,6 +202563,9 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 213, NextOffset: 483
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 127 315]
     zstdchunked_test.go:59: got zstd streams (compressed size: 355):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 119/355): 123, 115
@@ -201414,20 +202573,9 @@
     zstdchunked_test.go:104:   [2] at 127 in stargz (nextFrame: 307/355): -1, 176
     zstdchunked_test.go:104:   [3] at 307 in stargz (nextFrame: 355/355): -1, -1
     testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":106,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":309,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":329,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":503,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 106
-    testutil.go:509: Offset: 193, NextOffset: 213
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 117 305]
     zstdchunked_test.go:59: got zstd streams (compressed size: 345):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/345): 113, 105
@@ -201438,6 +202586,12 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 309, NextOffset: 329
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 127 315]
     zstdchunked_test.go:59: got zstd streams (compressed size: 355):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 119/355): 123, 115
@@ -201458,20 +202612,10 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 106, NextOffset: 309
-    testutil.go:509: Offset: 213, NextOffset: 483
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 127 315]
     zstdchunked_test.go:59: got zstd streams (compressed size: 355):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 119/355): 123, 115
     zstdchunked_test.go:104:   [1] at 119 in stargz (nextFrame: 127/355): 4, 184
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 309, NextOffset: 329
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     zstdchunked_test.go:104:   [2] at 127 in stargz (nextFrame: 307/355): -1, 176
     zstdchunked_test.go:104:   [3] at 307 in stargz (nextFrame: 355/355): -1, -1
     testutil.go:1638: got TOC entries:
@@ -201480,6 +202624,12 @@
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 483, NextOffset: 503
+    testutil.go:509: Offset: 329, NextOffset: 874
+    testutil.go:509: Offset: 503, NextOffset: 1131
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 193, NextOffset: 213
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 117 305]
     zstdchunked_test.go:59: got zstd streams (compressed size: 345):
@@ -201489,8 +202639,20 @@
     zstdchunked_test.go:104:   [3] at 297 in stargz (nextFrame: 345/345): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 86, NextOffset: 106
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 213, NextOffset: 483
+    testutil.go:509: Offset: 106, NextOffset: 309
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 483, NextOffset: 503
+    testutil.go:509: Offset: 309, NextOffset: 329
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 127 314]
     zstdchunked_test.go:59: got zstd streams (compressed size: 354):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 119/354): 123, 115
@@ -201502,13 +202664,9 @@
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 329, NextOffset: 874
     testutil.go:509: Offset: 503, NextOffset: 1131
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 86, NextOffset: 106
+    testutil.go:509: Offset: 329, NextOffset: 874
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 117 304]
     zstdchunked_test.go:59: got zstd streams (compressed size: 344):
@@ -201517,20 +202675,9 @@
     zstdchunked_test.go:104:   [2] at 117 in stargz (nextFrame: 296/344): -1, 175
     zstdchunked_test.go:104:   [3] at 296 in stargz (nextFrame: 344/344): -1, -1
     testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 213, NextOffset: 483
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 106, NextOffset: 309
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 483, NextOffset: 503
-    testutil.go:509: Offset: 309, NextOffset: 329
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 127 314]
     zstdchunked_test.go:59: got zstd streams (compressed size: 354):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 119/354): 123, 115
@@ -201541,10 +202688,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 503, NextOffset: 1131
-    testutil.go:509: Offset: 329, NextOffset: 874
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 117 304]
     zstdchunked_test.go:59: got zstd streams (compressed size: 344):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/344): 113, 105
@@ -201555,8 +202698,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 129 316]
     zstdchunked_test.go:59: got zstd streams (compressed size: 356):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/356): 125, 117
@@ -201567,6 +202708,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 119 306]
     zstdchunked_test.go:59: got zstd streams (compressed size: 346):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/346): 115, 107
@@ -201587,8 +202730,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 119 310]
     zstdchunked_test.go:59: got zstd streams (compressed size: 350):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/350): 115, 107
@@ -201598,7 +202739,18 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":310,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":330,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":195,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 195, NextOffset: 215
+    testutil.go:509: Offset: 107, NextOffset: 310
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 129 320]
     zstdchunked_test.go:59: got zstd streams (compressed size: 360):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/360): 125, 117
@@ -201607,8 +202759,18 @@
     zstdchunked_test.go:104:   [3] at 312 in stargz (nextFrame: 360/360): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 215, NextOffset: 490
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 310, NextOffset: 330
+    testutil.go:509: Offset: 490, NextOffset: 510
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 119 310]
     zstdchunked_test.go:59: got zstd streams (compressed size: 350):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/350): 115, 107
@@ -201620,12 +202782,8 @@
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":310,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":330,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":195,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 330, NextOffset: 878
+    testutil.go:509: Offset: 510, NextOffset: 1140
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 128 319]
     zstdchunked_test.go:59: got zstd streams (compressed size: 359):
@@ -201638,7 +202796,14 @@
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 195, NextOffset: 215
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 490, NextOffset: 510
+    testutil.go:509: Offset: 310, NextOffset: 330
+    testutil.go:509: Offset: 510, NextOffset: 1140
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 118 309]
     zstdchunked_test.go:59: got zstd streams (compressed size: 349):
@@ -201651,24 +202816,15 @@
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 107, NextOffset: 310
-    testutil.go:509: Offset: 215, NextOffset: 490
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 310, NextOffset: 330
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 490, NextOffset: 510
     testutil.go:509: Offset: 330, NextOffset: 878
-    testutil.go:509: Offset: 510, NextOffset: 1140
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 87, NextOffset: 107
     testutil.go:509: Offset: 215, NextOffset: 490
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 107, NextOffset: 310
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 122 308]
     zstdchunked_test.go:59: got zstd streams (compressed size: 348):
@@ -201680,14 +202836,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 490, NextOffset: 510
-    testutil.go:509: Offset: 310, NextOffset: 330
-    testutil.go:509: Offset: 510, NextOffset: 1140
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 120 306]
     zstdchunked_test.go:59: got zstd streams (compressed size: 346):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 112/346): 116, 108
@@ -201697,12 +202845,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 330, NextOffset: 878
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 122 308]
     zstdchunked_test.go:59: got zstd streams (compressed size: 348):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 114/348): 118, 110
@@ -201713,6 +202856,18 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":204,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":465,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 103
+    testutil.go:509: Offset: 184, NextOffset: 204
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 103, NextOffset: 297
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 120 306]
     zstdchunked_test.go:59: got zstd streams (compressed size: 346):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 112/346): 116, 108
@@ -201723,7 +202878,22 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 204, NextOffset: 465
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 297, NextOffset: 317
+    testutil.go:509: Offset: 465, NextOffset: 485
+    testutil.go:509: Offset: 317, NextOffset: 841
+    testutil.go:509: Offset: 485, NextOffset: 1088
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 204
+    testutil.go:509: Offset: 83, NextOffset: 103
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 121 307]
     zstdchunked_test.go:59: got zstd streams (compressed size: 347):
@@ -201735,6 +202905,10 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 204, NextOffset: 465
+    testutil.go:509: Offset: 103, NextOffset: 297
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 119 305]
     zstdchunked_test.go:59: got zstd streams (compressed size: 345):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/345): 115, 107
@@ -201745,28 +202919,16 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":204,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":465,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 103
-    testutil.go:509: Offset: 184, NextOffset: 204
-    testutil.go:509: Offset: 103, NextOffset: 297
-    testutil.go:509: Offset: 204, NextOffset: 465
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 297, NextOffset: 317
     testutil.go:509: Offset: 465, NextOffset: 485
-    testutil.go:509: Offset: 317, NextOffset: 841
+    testutil.go:509: Offset: 297, NextOffset: 317
     testutil.go:509: Offset: 485, NextOffset: 1088
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 204
-    testutil.go:509: Offset: 83, NextOffset: 103
+    testutil.go:509: Offset: 317, NextOffset: 841
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 115 303]
     zstdchunked_test.go:59: got zstd streams (compressed size: 343):
@@ -201777,19 +202939,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 204, NextOffset: 465
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 103, NextOffset: 297
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 465, NextOffset: 485
-    testutil.go:509: Offset: 297, NextOffset: 317
-    testutil.go:509: Offset: 485, NextOffset: 1088
-    testutil.go:509: Offset: 317, NextOffset: 841
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 113 301]
     zstdchunked_test.go:59: got zstd streams (compressed size: 341):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 105/341): 109, 101
@@ -201799,9 +202949,18 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":319,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":187,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 105, NextOffset: 299
+    testutil.go:509: Offset: 207, NextOffset: 481
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 115 303]
     zstdchunked_test.go:59: got zstd streams (compressed size: 343):
@@ -201812,7 +202971,21 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 299, NextOffset: 319
+    testutil.go:509: Offset: 481, NextOffset: 501
+    testutil.go:509: Offset: 319, NextOffset: 847
+    testutil.go:509: Offset: 501, NextOffset: 1105
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 187, NextOffset: 207
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 113 301]
     zstdchunked_test.go:59: got zstd streams (compressed size: 341):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 105/341): 109, 101
@@ -201823,15 +202996,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":319,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":187,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 105, NextOffset: 299
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 115 303]
     zstdchunked_test.go:59: got zstd streams (compressed size: 343):
@@ -201843,24 +203008,20 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 85, NextOffset: 105
     testutil.go:509: Offset: 207, NextOffset: 481
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 299, NextOffset: 319
-    testutil.go:509: Offset: 481, NextOffset: 501
-    testutil.go:509: Offset: 319, NextOffset: 847
-    testutil.go:509: Offset: 501, NextOffset: 1105
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:509: Offset: 105, NextOffset: 299
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 481, NextOffset: 501
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 299, NextOffset: 319
     testutil.go:509: Offset: 501, NextOffset: 1105
+    testutil.go:509: Offset: 319, NextOffset: 847
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 113 301]
     zstdchunked_test.go:59: got zstd streams (compressed size: 341):
@@ -201871,16 +203032,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 319, NextOffset: 847
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 207, NextOffset: 481
-    testutil.go:509: Offset: 105, NextOffset: 299
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 117 304]
     zstdchunked_test.go:59: got zstd streams (compressed size: 344):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/344): 113, 105
@@ -201891,7 +203043,16 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":205,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":470,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 185, NextOffset: 205
+    testutil.go:509: Offset: 102, NextOffset: 297
+    testutil.go:509: Offset: 205, NextOffset: 470
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 115 302]
     zstdchunked_test.go:59: got zstd streams (compressed size: 342):
@@ -201902,15 +203063,24 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 297, NextOffset: 317
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":205,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":470,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:509: Offset: 470, NextOffset: 490
+    testutil.go:509: Offset: 317, NextOffset: 842
+    testutil.go:509: Offset: 490, NextOffset: 1094
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 185, NextOffset: 205
     testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 205, NextOffset: 470
+    testutil.go:509: Offset: 102, NextOffset: 297
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 117 304]
     zstdchunked_test.go:59: got zstd streams (compressed size: 344):
@@ -201921,7 +203091,17 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 470, NextOffset: 490
+    testutil.go:509: Offset: 297, NextOffset: 317
+    testutil.go:509: Offset: 490, NextOffset: 1094
+    testutil.go:509: Offset: 317, NextOffset: 842
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 115 302]
     zstdchunked_test.go:59: got zstd streams (compressed size: 342):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/342): 111, 103
@@ -201932,23 +203112,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 185, NextOffset: 205
-    testutil.go:509: Offset: 102, NextOffset: 297
-    testutil.go:509: Offset: 205, NextOffset: 470
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 297, NextOffset: 317
-    testutil.go:509: Offset: 470, NextOffset: 490
-    testutil.go:509: Offset: 317, NextOffset: 842
-    testutil.go:509: Offset: 490, NextOffset: 1094
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 470, NextOffset: 490
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 114 301]
     zstdchunked_test.go:59: got zstd streams (compressed size: 341):
@@ -201959,17 +203123,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 297, NextOffset: 317
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 490, NextOffset: 1094
-    testutil.go:509: Offset: 317, NextOffset: 842
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 205
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 205, NextOffset: 470
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 112 299]
     zstdchunked_test.go:59: got zstd streams (compressed size: 339):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 104/339): 108, 100
@@ -201980,9 +203134,15 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 102, NextOffset: 297
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":106,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":302,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":322,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":188,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":473,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 106
+    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:509: Offset: 106, NextOffset: 302
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 119 310]
     zstdchunked_test.go:59: got zstd streams (compressed size: 350):
@@ -201993,17 +203153,30 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 208, NextOffset: 473
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":106,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":302,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":322,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":188,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":473,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 302, NextOffset: 322
+    testutil.go:509: Offset: 473, NextOffset: 493
+    testutil.go:509: Offset: 322, NextOffset: 850
+    testutil.go:509: Offset: 493, NextOffset: 1098
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 106
     testutil.go:509: Offset: 188, NextOffset: 208
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 86, NextOffset: 106
+    testutil.go:509: Offset: 208, NextOffset: 473
     testutil.go:509: Offset: 106, NextOffset: 302
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 473, NextOffset: 493
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 117 308]
     zstdchunked_test.go:59: got zstd streams (compressed size: 348):
@@ -202012,16 +203185,12 @@
     zstdchunked_test.go:104:   [2] at 117 in stargz (nextFrame: 300/348): -1, 179
     zstdchunked_test.go:104:   [3] at 300 in stargz (nextFrame: 348/348): -1, -1
     testutil.go:1638: got TOC entries:
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 302, NextOffset: 322
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 208, NextOffset: 473
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 302, NextOffset: 322
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 119 310]
     zstdchunked_test.go:59: got zstd streams (compressed size: 350):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/350): 115, 107
@@ -202029,22 +203198,13 @@
     zstdchunked_test.go:104:   [2] at 119 in stargz (nextFrame: 302/350): -1, 179
     zstdchunked_test.go:104:   [3] at 302 in stargz (nextFrame: 350/350): -1, -1
     testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 473, NextOffset: 493
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 322, NextOffset: 850
     testutil.go:509: Offset: 493, NextOffset: 1098
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 188, NextOffset: 208
-    testutil.go:509: Offset: 86, NextOffset: 106
-    testutil.go:509: Offset: 208, NextOffset: 473
+    testutil.go:509: Offset: 322, NextOffset: 850
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 117 308]
     zstdchunked_test.go:59: got zstd streams (compressed size: 348):
@@ -202056,16 +203216,16 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 106, NextOffset: 302
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 473, NextOffset: 493
-    testutil.go:509: Offset: 302, NextOffset: 322
-    testutil.go:509: Offset: 493, NextOffset: 1098
-    testutil.go:509: Offset: 322, NextOffset: 850
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":204,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":465,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 103
+    testutil.go:509: Offset: 184, NextOffset: 204
+    testutil.go:509: Offset: 103, NextOffset: 297
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 118 309]
     zstdchunked_test.go:59: got zstd streams (compressed size: 349):
@@ -202077,7 +203237,19 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 204, NextOffset: 465
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 297, NextOffset: 317
+    testutil.go:509: Offset: 465, NextOffset: 485
+    testutil.go:509: Offset: 317, NextOffset: 841
+    testutil.go:509: Offset: 485, NextOffset: 1088
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 204
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 116 307]
     zstdchunked_test.go:59: got zstd streams (compressed size: 347):
@@ -202089,6 +203261,11 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 83, NextOffset: 103
+    testutil.go:509: Offset: 204, NextOffset: 465
+    testutil.go:509: Offset: 103, NextOffset: 297
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 233 277 545]
     zstdchunked_test.go:59: got zstd streams (compressed size: 585):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 233/585): 229, 265
@@ -202099,17 +203276,18 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":233,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":204,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":465,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 103
-    testutil.go:509: Offset: 184, NextOffset: 204
-    testutil.go:509: Offset: 103, NextOffset: 297
-    testutil.go:509: Offset: 204, NextOffset: 465
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 465, NextOffset: 485
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 297, NextOffset: 317
+    testutil.go:509: Offset: 485, NextOffset: 1088
+    testutil.go:509: Offset: 317, NextOffset: 841
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 233 278 546]
     zstdchunked_test.go:59: got zstd streams (compressed size: 586):
@@ -202121,49 +203299,19 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":233,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 297, NextOffset: 317
-    testutil.go:509: Offset: 465, NextOffset: 485
-    testutil.go:509: Offset: 317, NextOffset: 841
-    testutil.go:509: Offset: 485, NextOffset: 1088
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 204
-    testutil.go:509: Offset: 83, NextOffset: 103
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 233 277 545]
     zstdchunked_test.go:59: got zstd streams (compressed size: 585):
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 204, NextOffset: 465
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 233/585): 229, 265
     zstdchunked_test.go:104:   [1] at 233 in stargz (nextFrame: 269/585): 40, 32
     zstdchunked_test.go:104:   [2] at 269 in stargz (nextFrame: 277/585): 4, 264
     zstdchunked_test.go:104:   [3] at 277 in stargz (nextFrame: 537/585): -1, 256
     zstdchunked_test.go:104:   [4] at 537 in stargz (nextFrame: 585/585): -1, -1
     testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 103, NextOffset: 297
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":233,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 465, NextOffset: 485
-    testutil.go:509: Offset: 297, NextOffset: 317
-    testutil.go:509: Offset: 485, NextOffset: 1088
-    testutil.go:509: Offset: 317, NextOffset: 841
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 233 278 546]
     zstdchunked_test.go:59: got zstd streams (compressed size: 586):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 233/586): 229, 266
@@ -202175,8 +203323,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":233,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 242 286 555]
     zstdchunked_test.go:59: got zstd streams (compressed size: 595):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 242/595): 238, 274
@@ -202198,7 +203344,17 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":242,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":319,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":187,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 187, NextOffset: 207
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 226 270 542]
     zstdchunked_test.go:59: got zstd streams (compressed size: 582):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 226/582): 222, 258
@@ -202221,17 +203377,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":226,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":319,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":187,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 187, NextOffset: 207
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 226 270 542]
     zstdchunked_test.go:59: got zstd streams (compressed size: 582):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 226/582): 222, 258
@@ -202246,7 +203391,12 @@
     testutil.go:1580: testing streams: [0 0 226 271 543]
     zstdchunked_test.go:59: got zstd streams (compressed size: 583):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 226/583): 222, 259
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 105, NextOffset: 299
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
     zstdchunked_test.go:104:   [1] at 226 in stargz (nextFrame: 263/583): 41, 33
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
     zstdchunked_test.go:104:   [2] at 263 in stargz (nextFrame: 271/583): 4, 268
     zstdchunked_test.go:104:   [3] at 271 in stargz (nextFrame: 535/583): -1, 260
     zstdchunked_test.go:104:   [4] at 535 in stargz (nextFrame: 583/583): -1, -1
@@ -202255,38 +203405,34 @@
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":226,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 105, NextOffset: 299
     testutil.go:509: Offset: 207, NextOffset: 481
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 299, NextOffset: 319
-    testutil.go:509: Offset: 481, NextOffset: 501
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 233 277 548]
     zstdchunked_test.go:59: got zstd streams (compressed size: 588):
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 319, NextOffset: 847
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 233/588): 229, 265
     zstdchunked_test.go:104:   [1] at 233 in stargz (nextFrame: 269/588): 40, 32
     zstdchunked_test.go:104:   [2] at 269 in stargz (nextFrame: 277/588): 4, 267
     zstdchunked_test.go:104:   [3] at 277 in stargz (nextFrame: 540/588): -1, 259
     zstdchunked_test.go:104:   [4] at 540 in stargz (nextFrame: 588/588): -1, -1
     testutil.go:1638: got TOC entries:
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 299, NextOffset: 319
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":233,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 481, NextOffset: 501
+=== RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 319, NextOffset: 847
     testutil.go:509: Offset: 501, NextOffset: 1105
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 187, NextOffset: 207
-=== RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 207, NextOffset: 481
-    testutil.go:509: Offset: 105, NextOffset: 299
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 233 278 549]
     zstdchunked_test.go:59: got zstd streams (compressed size: 589):
@@ -202298,19 +203444,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":233,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 481, NextOffset: 501
-    testutil.go:509: Offset: 299, NextOffset: 319
-    testutil.go:509: Offset: 501, NextOffset: 1105
-    testutil.go:509: Offset: 319, NextOffset: 847
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 235 279 551]
     zstdchunked_test.go:59: got zstd streams (compressed size: 591):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 235/591): 231, 267
@@ -202322,6 +203456,12 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":235,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 207, NextOffset: 481
+    testutil.go:509: Offset: 105, NextOffset: 299
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 235 280 552]
     zstdchunked_test.go:59: got zstd streams (compressed size: 592):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 235/592): 231, 268
@@ -202332,7 +203472,17 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":235,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 481, NextOffset: 501
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 299, NextOffset: 319
+    testutil.go:509: Offset: 501, NextOffset: 1105
+    testutil.go:509: Offset: 319, NextOffset: 847
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 235 279 551]
     zstdchunked_test.go:59: got zstd streams (compressed size: 591):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 235/591): 231, 267
@@ -202344,13 +203494,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":235,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":205,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":470,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 102
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 235 280 552]
     zstdchunked_test.go:59: got zstd streams (compressed size: 592):
@@ -202363,6 +203507,11 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":235,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":205,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":470,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 243 287 559]
     zstdchunked_test.go:59: got zstd streams (compressed size: 599):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 243/599): 239, 275
@@ -202373,10 +203522,15 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":243,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 297, NextOffset: 317
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 185, NextOffset: 205
-    testutil.go:509: Offset: 102, NextOffset: 297
+    testutil.go:509: Offset: 470, NextOffset: 490
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 243 288 560]
     zstdchunked_test.go:59: got zstd streams (compressed size: 600):
@@ -202390,12 +203544,24 @@
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":243,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 317, NextOffset: 842
+    testutil.go:509: Offset: 490, NextOffset: 1094
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 185, NextOffset: 205
+    testutil.go:509: Offset: 102, NextOffset: 297
     testutil.go:509: Offset: 205, NextOffset: 470
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 223 267 537]
     zstdchunked_test.go:59: got zstd streams (compressed size: 577):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 223/577): 219, 255
     zstdchunked_test.go:104:   [1] at 223 in stargz (nextFrame: 259/577): 40, 32
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 185, NextOffset: 205
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [2] at 259 in stargz (nextFrame: 267/577): 4, 266
     zstdchunked_test.go:104:   [3] at 267 in stargz (nextFrame: 529/577): -1, 258
     zstdchunked_test.go:104:   [4] at 529 in stargz (nextFrame: 577/577): -1, -1
@@ -202404,13 +203570,7 @@
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":223,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 297, NextOffset: 317
-    testutil.go:509: Offset: 470, NextOffset: 490
+    testutil.go:509: Offset: 82, NextOffset: 102
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 223 268 538]
     zstdchunked_test.go:59: got zstd streams (compressed size: 578):
@@ -202421,20 +203581,8 @@
     zstdchunked_test.go:104:   [4] at 530 in stargz (nextFrame: 578/578): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 317, NextOffset: 842
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":223,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 490, NextOffset: 1094
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 205
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 82, NextOffset: 102
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 223 267 537]
     zstdchunked_test.go:59: got zstd streams (compressed size: 577):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 223/577): 219, 255
@@ -202445,10 +203593,9 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":223,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 205, NextOffset: 470
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
+=== RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 223 268 538]
     zstdchunked_test.go:59: got zstd streams (compressed size: 578):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 223/578): 219, 256
@@ -202471,6 +203618,16 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 102, NextOffset: 297
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 470, NextOffset: 490
+    testutil.go:509: Offset: 297, NextOffset: 317
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 222 267 537]
     zstdchunked_test.go:59: got zstd streams (compressed size: 577):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 222/577): 218, 255
@@ -202482,16 +203639,10 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 102, NextOffset: 297
-=== RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 470, NextOffset: 490
-    testutil.go:509: Offset: 297, NextOffset: 317
     testutil.go:509: Offset: 490, NextOffset: 1094
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 317, NextOffset: 842
+=== RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 232 276 536]
     zstdchunked_test.go:59: got zstd streams (compressed size: 576):
@@ -202503,10 +203654,16 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":232,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 317, NextOffset: 842
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":106,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":302,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":322,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":188,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":473,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 106
+    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:509: Offset: 106, NextOffset: 302
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 232 277 537]
     zstdchunked_test.go:59: got zstd streams (compressed size: 577):
@@ -202519,31 +203676,45 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":232,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 208, NextOffset: 473
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 302, NextOffset: 322
+    testutil.go:509: Offset: 473, NextOffset: 493
+    testutil.go:509: Offset: 322, NextOffset: 850
+    testutil.go:509: Offset: 493, NextOffset: 1098
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:509: Offset: 86, NextOffset: 106
+    testutil.go:509: Offset: 208, NextOffset: 473
+    testutil.go:509: Offset: 106, NextOffset: 302
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 232 276 536]
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 473, NextOffset: 493
+    testutil.go:509: Offset: 302, NextOffset: 322
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
     zstdchunked_test.go:59: got zstd streams (compressed size: 576):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 232/576): 228, 264
     zstdchunked_test.go:104:   [1] at 232 in stargz (nextFrame: 268/576): 40, 32
     zstdchunked_test.go:104:   [2] at 268 in stargz (nextFrame: 276/576): 4, 256
     zstdchunked_test.go:104:   [3] at 276 in stargz (nextFrame: 528/576): -1, 248
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":106,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":302,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":322,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":188,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":473,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 106
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
     zstdchunked_test.go:104:   [4] at 528 in stargz (nextFrame: 576/576): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":232,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 188, NextOffset: 208
-    testutil.go:509: Offset: 106, NextOffset: 302
-    testutil.go:509: Offset: 208, NextOffset: 473
+    testutil.go:509: Offset: 493, NextOffset: 1098
+    testutil.go:509: Offset: 322, NextOffset: 850
+=== RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 232 277 537]
     zstdchunked_test.go:59: got zstd streams (compressed size: 577):
@@ -202556,8 +203727,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":232,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 233 277 537]
     zstdchunked_test.go:59: got zstd streams (compressed size: 577):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 233/577): 229, 265
@@ -202568,25 +203737,18 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":233,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 302, NextOffset: 322
-    testutil.go:509: Offset: 473, NextOffset: 493
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 322, NextOffset: 850
-    testutil.go:509: Offset: 493, NextOffset: 1098
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 188, NextOffset: 208
-    testutil.go:509: Offset: 86, NextOffset: 106
-    testutil.go:509: Offset: 208, NextOffset: 473
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":319,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 233 278 538]
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":204,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
     zstdchunked_test.go:59: got zstd streams (compressed size: 578):
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 233/578): 229, 266
     zstdchunked_test.go:104:   [1] at 233 in stargz (nextFrame: 270/578): 41, 33
     zstdchunked_test.go:104:   [2] at 270 in stargz (nextFrame: 278/578): 4, 256
@@ -202595,16 +203757,13 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":233,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 106, NextOffset: 302
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 473, NextOffset: 493
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
+    testutil.go:509: Offset: 299, NextOffset: 319
+=== RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 220 264 525]
     zstdchunked_test.go:59: got zstd streams (compressed size: 565):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 220/565): 216, 252
@@ -202619,6 +203778,8 @@
     testutil.go:1580: testing streams: [0 0 220 265 526]
     zstdchunked_test.go:59: got zstd streams (compressed size: 566):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 220/566): 216, 253
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [1] at 220 in stargz (nextFrame: 257/566): 41, 33
     zstdchunked_test.go:104:   [2] at 257 in stargz (nextFrame: 265/566): 4, 257
     zstdchunked_test.go:104:   [3] at 265 in stargz (nextFrame: 518/566): -1, 249
@@ -202626,12 +203787,16 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":220,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 466, NextOffset: 486
+    testutil.go:509: Offset: 319, NextOffset: 843
+    testutil.go:509: Offset: 486, NextOffset: 1090
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 302, NextOffset: 322
-    testutil.go:509: Offset: 493, NextOffset: 1098
-    testutil.go:509: Offset: 322, NextOffset: 850
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 184, NextOffset: 204
+    testutil.go:509: Offset: 102, NextOffset: 299
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 220 264 525]
     zstdchunked_test.go:59: got zstd streams (compressed size: 565):
@@ -202644,8 +203809,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":220,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 220 265 526]
     zstdchunked_test.go:59: got zstd streams (compressed size: 566):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 220/566): 216, 253
@@ -202657,7 +203820,23 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":220,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 204, NextOffset: 466
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 204
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 204, NextOffset: 466
+    testutil.go:509: Offset: 102, NextOffset: 299
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 466, NextOffset: 486
+    testutil.go:509: Offset: 299, NextOffset: 319
+    testutil.go:509: Offset: 486, NextOffset: 1090
+    testutil.go:509: Offset: 319, NextOffset: 843
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 229 273 535]
     zstdchunked_test.go:59: got zstd streams (compressed size: 575):
@@ -202670,21 +203849,10 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":229,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 229 274 536]
     zstdchunked_test.go:59: got zstd streams (compressed size: 576):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 229/576): 225, 262
     zstdchunked_test.go:104:   [1] at 229 in stargz (nextFrame: 266/576): 41, 33
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":319,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":204,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 102
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     zstdchunked_test.go:104:   [2] at 266 in stargz (nextFrame: 274/576): 4, 258
     zstdchunked_test.go:104:   [3] at 274 in stargz (nextFrame: 528/576): -1, 250
     zstdchunked_test.go:104:   [4] at 528 in stargz (nextFrame: 576/576): -1, -1
@@ -202692,18 +203860,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":229,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 184, NextOffset: 204
-    testutil.go:509: Offset: 102, NextOffset: 299
-    testutil.go:509: Offset: 204, NextOffset: 466
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 219 263 524]
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 299, NextOffset: 319
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
     zstdchunked_test.go:59: got zstd streams (compressed size: 564):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 219/564): 215, 251
     zstdchunked_test.go:104:   [1] at 219 in stargz (nextFrame: 255/564): 40, 32
@@ -202713,24 +203870,24 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":219,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 466, NextOffset: 486
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 319, NextOffset: 843
-    testutil.go:509: Offset: 486, NextOffset: 1090
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":314,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":187,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":480,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 204
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 204, NextOffset: 466
-    testutil.go:509: Offset: 102, NextOffset: 299
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 466, NextOffset: 486
+    testutil.go:509: Offset: 314, NextOffset: 334
+    testutil.go:509: Offset: 480, NextOffset: 500
+    testutil.go:509: Offset: 334, NextOffset: 861
+    testutil.go:509: Offset: 500, NextOffset: 1104
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 187, NextOffset: 207
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 219 264 525]
     zstdchunked_test.go:59: got zstd streams (compressed size: 565):
@@ -202742,13 +203899,11 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":219,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 105, NextOffset: 314
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 299, NextOffset: 319
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 486, NextOffset: 1090
-    testutil.go:509: Offset: 319, NextOffset: 843
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 207, NextOffset: 480
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 219 263 524]
     zstdchunked_test.go:59: got zstd streams (compressed size: 564):
@@ -202761,8 +203916,18 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":219,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 207, NextOffset: 480
+    testutil.go:509: Offset: 105, NextOffset: 314
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 480, NextOffset: 500
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 219 264 525]
     zstdchunked_test.go:59: got zstd streams (compressed size: 565):
@@ -202775,6 +203940,12 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":219,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 314, NextOffset: 334
+    testutil.go:509: Offset: 500, NextOffset: 1104
+    testutil.go:509: Offset: 334, NextOffset: 861
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 219 263 524]
     zstdchunked_test.go:59: got zstd streams (compressed size: 564):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 219/564): 215, 251
@@ -202786,7 +203957,14 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":219,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":205,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":469,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":489,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 103
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 219 264 525]
     zstdchunked_test.go:59: got zstd streams (compressed size: 565):
@@ -202799,14 +203977,9 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":219,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":314,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":187,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":480,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 187, NextOffset: 207
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 185, NextOffset: 205
+    testutil.go:509: Offset: 103, NextOffset: 301
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 214 258 521]
     zstdchunked_test.go:59: got zstd streams (compressed size: 561):
@@ -202818,16 +203991,23 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 105, NextOffset: 314
-    testutil.go:509: Offset: 207, NextOffset: 480
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 205, NextOffset: 469
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 314, NextOffset: 334
-    testutil.go:509: Offset: 480, NextOffset: 500
+    testutil.go:509: Offset: 301, NextOffset: 321
+    testutil.go:509: Offset: 469, NextOffset: 489
+    testutil.go:509: Offset: 321, NextOffset: 846
+    testutil.go:509: Offset: 489, NextOffset: 1093
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 469, NextOffset: 489
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 214 259 522]
     zstdchunked_test.go:59: got zstd streams (compressed size: 562):
@@ -202839,18 +204019,17 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 334, NextOffset: 861
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 301, NextOffset: 321
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 500, NextOffset: 1104
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 489, NextOffset: 1093
+    testutil.go:509: Offset: 321, NextOffset: 846
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 187, NextOffset: 207
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 185, NextOffset: 205
+    testutil.go:509: Offset: 83, NextOffset: 103
+    testutil.go:509: Offset: 205, NextOffset: 469
+    testutil.go:509: Offset: 103, NextOffset: 301
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 214 258 521]
     zstdchunked_test.go:59: got zstd streams (compressed size: 561):
@@ -202858,23 +204037,12 @@
     zstdchunked_test.go:104:   [1] at 214 in stargz (nextFrame: 250/561): 40, 32
     zstdchunked_test.go:104:   [2] at 250 in stargz (nextFrame: 258/561): 4, 259
     zstdchunked_test.go:104:   [3] at 258 in stargz (nextFrame: 513/561): -1, 251
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 207, NextOffset: 480
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
     zstdchunked_test.go:104:   [4] at 513 in stargz (nextFrame: 561/561): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 105, NextOffset: 314
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 480, NextOffset: 500
-    testutil.go:509: Offset: 314, NextOffset: 334
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 214 259 522]
     zstdchunked_test.go:59: got zstd streams (compressed size: 562):
@@ -202884,15 +204052,10 @@
     zstdchunked_test.go:104:   [3] at 259 in stargz (nextFrame: 514/562): -1, 251
     zstdchunked_test.go:104:   [4] at 514 in stargz (nextFrame: 562/562): -1, -1
     testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 500, NextOffset: 1104
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 334, NextOffset: 861
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 214 258 521]
     zstdchunked_test.go:59: got zstd streams (compressed size: 561):
@@ -202905,14 +204068,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":205,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":469,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":489,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 103
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 214 259 522]
     zstdchunked_test.go:59: got zstd streams (compressed size: 562):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 214/562): 210, 247
@@ -202924,33 +204079,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":214,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 185, NextOffset: 205
-    testutil.go:509: Offset: 103, NextOffset: 301
-    testutil.go:509: Offset: 205, NextOffset: 469
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 301, NextOffset: 321
-    testutil.go:509: Offset: 469, NextOffset: 489
-    testutil.go:509: Offset: 321, NextOffset: 846
-    testutil.go:509: Offset: 489, NextOffset: 1093
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 205
-    testutil.go:509: Offset: 83, NextOffset: 103
-    testutil.go:509: Offset: 205, NextOffset: 469
-    testutil.go:509: Offset: 103, NextOffset: 301
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 469, NextOffset: 489
-    testutil.go:509: Offset: 301, NextOffset: 321
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 489, NextOffset: 1093
-    testutil.go:509: Offset: 321, NextOffset: 846
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 216 260 520]
     zstdchunked_test.go:59: got zstd streams (compressed size: 560):
@@ -202963,8 +204092,18 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":216,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":305,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":325,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":188,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":474,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":494,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 105
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:509: Offset: 105, NextOffset: 305
+    testutil.go:509: Offset: 208, NextOffset: 474
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 216 261 521]
     zstdchunked_test.go:59: got zstd streams (compressed size: 561):
@@ -202976,8 +204115,27 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":216,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 305, NextOffset: 325
+    testutil.go:509: Offset: 474, NextOffset: 494
+    testutil.go:509: Offset: 325, NextOffset: 852
+    testutil.go:509: Offset: 494, NextOffset: 1099
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 474, NextOffset: 494
+    testutil.go:509: Offset: 305, NextOffset: 325
+    testutil.go:509: Offset: 494, NextOffset: 1099
+    testutil.go:509: Offset: 325, NextOffset: 852
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 188, NextOffset: 208
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 216 260 520]
     zstdchunked_test.go:59: got zstd streams (compressed size: 560):
@@ -202990,16 +204148,15 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":216,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":305,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":325,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":188,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":474,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":494,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:509: Offset: 208, NextOffset: 474
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 216 261 521]
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 105, NextOffset: 305
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
     zstdchunked_test.go:59: got zstd streams (compressed size: 561):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 216/561): 212, 249
     zstdchunked_test.go:104:   [1] at 216 in stargz (nextFrame: 253/561): 41, 33
@@ -203010,19 +204167,9 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":216,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 105, NextOffset: 305
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 208, NextOffset: 474
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 305, NextOffset: 325
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 228 272 532]
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
     zstdchunked_test.go:59: got zstd streams (compressed size: 572):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 228/572): 224, 260
     zstdchunked_test.go:104:   [1] at 228 in stargz (nextFrame: 264/572): 40, 32
@@ -203032,25 +204179,8 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":228,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 474, NextOffset: 494
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 325, NextOffset: 852
-    testutil.go:509: Offset: 494, NextOffset: 1099
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 474, NextOffset: 494
-    testutil.go:509: Offset: 305, NextOffset: 325
-    testutil.go:509: Offset: 494, NextOffset: 1099
-    testutil.go:509: Offset: 325, NextOffset: 852
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 188, NextOffset: 208
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 208, NextOffset: 474
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 228 273 533]
     zstdchunked_test.go:59: got zstd streams (compressed size: 573):
@@ -203063,9 +204193,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":228,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 105, NextOffset: 305
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 210 254 516]
     zstdchunked_test.go:59: got zstd streams (compressed size: 556):
@@ -203078,7 +204206,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":210,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 210 255 517]
     zstdchunked_test.go:59: got zstd streams (compressed size: 557):
@@ -203095,14 +204223,31 @@
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":279,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":299,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":451,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 78, NextOffset: 98
     testutil.go:509: Offset: 177, NextOffset: 197
     testutil.go:509: Offset: 98, NextOffset: 279
+    testutil.go:509: Offset: 197, NextOffset: 451
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 279, NextOffset: 299
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 451, NextOffset: 471
+    testutil.go:509: Offset: 299, NextOffset: 825
+    testutil.go:509: Offset: 471, NextOffset: 1065
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 197
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 210 254 516]
     zstdchunked_test.go:59: got zstd streams (compressed size: 556):
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 78, NextOffset: 98
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 210/556): 206, 242
     zstdchunked_test.go:104:   [1] at 210 in stargz (nextFrame: 246/556): 40, 32
     zstdchunked_test.go:104:   [2] at 246 in stargz (nextFrame: 254/556): 4, 258
@@ -203112,12 +204257,19 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":210,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 197, NextOffset: 451
+    testutil.go:509: Offset: 98, NextOffset: 279
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 451, NextOffset: 471
     testutil.go:509: Offset: 279, NextOffset: 299
+    testutil.go:509: Offset: 471, NextOffset: 1065
+    testutil.go:509: Offset: 299, NextOffset: 825
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 210 255 517]
     zstdchunked_test.go:59: got zstd streams (compressed size: 557):
@@ -203130,23 +204282,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":210,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 451, NextOffset: 471
-    testutil.go:509: Offset: 299, NextOffset: 825
-    testutil.go:509: Offset: 471, NextOffset: 1065
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 78, NextOffset: 98
-    testutil.go:509: Offset: 197, NextOffset: 451
-    testutil.go:509: Offset: 98, NextOffset: 279
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 451, NextOffset: 471
-    testutil.go:509: Offset: 279, NextOffset: 299
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 222 266 528]
     zstdchunked_test.go:59: got zstd streams (compressed size: 568):
@@ -203159,13 +204295,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 471, NextOffset: 1065
-    testutil.go:509: Offset: 299, NextOffset: 825
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 222 267 529]
     zstdchunked_test.go:59: got zstd streams (compressed size: 569):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 222/569): 218, 255
@@ -203176,8 +204305,6 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":222,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":463,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -203185,26 +204312,17 @@
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 78, NextOffset: 98
+=== RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 177, NextOffset: 197
     testutil.go:509: Offset: 98, NextOffset: 288
     testutil.go:509: Offset: 197, NextOffset: 463
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 206 250 512]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 552):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 206/552): 202, 238
-    zstdchunked_test.go:104:   [1] at 206 in stargz (nextFrame: 242/552): 40, 32
-    zstdchunked_test.go:104:   [2] at 242 in stargz (nextFrame: 250/552): 4, 258
-    zstdchunked_test.go:104:   [3] at 250 in stargz (nextFrame: 504/552): -1, 250
-    zstdchunked_test.go:104:   [4] at 504 in stargz (nextFrame: 552/552): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 288, NextOffset: 308
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 463, NextOffset: 483
     testutil.go:509: Offset: 308, NextOffset: 835
     testutil.go:509: Offset: 483, NextOffset: 1079
@@ -203214,14 +204332,31 @@
     testutil.go:509: Offset: 177, NextOffset: 197
     testutil.go:509: Offset: 78, NextOffset: 98
     testutil.go:509: Offset: 197, NextOffset: 463
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 206 250 512]
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 98, NextOffset: 288
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
+    zstdchunked_test.go:59: got zstd streams (compressed size: 552):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 206/552): 202, 238
+    zstdchunked_test.go:104:   [1] at 206 in stargz (nextFrame: 242/552): 40, 32
+    zstdchunked_test.go:104:   [2] at 242 in stargz (nextFrame: 250/552): 4, 258
+    zstdchunked_test.go:104:   [3] at 250 in stargz (nextFrame: 504/552): -1, 250
+    zstdchunked_test.go:104:   [4] at 504 in stargz (nextFrame: 552/552): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 463, NextOffset: 483
+=== RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 483, NextOffset: 1079
+    testutil.go:509: Offset: 308, NextOffset: 835
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 206 251 513]
     zstdchunked_test.go:59: got zstd streams (compressed size: 553):
@@ -203233,13 +204368,8 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 483, NextOffset: 1079
-    testutil.go:509: Offset: 308, NextOffset: 835
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 206 250 512]
     zstdchunked_test.go:59: got zstd streams (compressed size: 552):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 206/552): 202, 238
@@ -203251,6 +204381,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 206 251 513]
     zstdchunked_test.go:59: got zstd streams (compressed size: 553):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 206/553): 202, 239
@@ -203262,31 +204394,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":304,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":455,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 99
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 99, NextOffset: 284
-    testutil.go:509: Offset: 197, NextOffset: 455
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 284, NextOffset: 304
-    testutil.go:509: Offset: 455, NextOffset: 475
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 304, NextOffset: 829
-    testutil.go:509: Offset: 475, NextOffset: 1069
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 79, NextOffset: 99
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 210 254 515]
     zstdchunked_test.go:59: got zstd streams (compressed size: 555):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 210/555): 206, 242
@@ -203297,18 +204404,18 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":210,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 197, NextOffset: 455
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":304,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":455,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 177, NextOffset: 197
     testutil.go:509: Offset: 99, NextOffset: 284
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 455, NextOffset: 475
-    testutil.go:509: Offset: 284, NextOffset: 304
-    testutil.go:509: Offset: 475, NextOffset: 1069
-    testutil.go:509: Offset: 304, NextOffset: 829
+    testutil.go:509: Offset: 197, NextOffset: 455
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 210 255 516]
     zstdchunked_test.go:59: got zstd streams (compressed size: 556):
@@ -203320,14 +204427,36 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":210,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 284, NextOffset: 304
+    testutil.go:509: Offset: 455, NextOffset: 475
+    testutil.go:509: Offset: 304, NextOffset: 829
+    testutil.go:509: Offset: 475, NextOffset: 1069
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 197, NextOffset: 455
+    testutil.go:509: Offset: 99, NextOffset: 284
+    testutil.go:395: Comparing: "foo2" vs "foo2"
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 206 250 513]
     zstdchunked_test.go:59: got zstd streams (compressed size: 553):
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 206/553): 202, 238
     zstdchunked_test.go:104:   [1] at 206 in stargz (nextFrame: 242/553): 40, 32
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 455, NextOffset: 475
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [2] at 242 in stargz (nextFrame: 250/553): 4, 259
     zstdchunked_test.go:104:   [3] at 250 in stargz (nextFrame: 505/553): -1, 251
     zstdchunked_test.go:104:   [4] at 505 in stargz (nextFrame: 553/553): -1, -1
@@ -203335,6 +204464,13 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 284, NextOffset: 304
+    testutil.go:509: Offset: 475, NextOffset: 1069
+    testutil.go:509: Offset: 304, NextOffset: 829
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 206 251 514]
     zstdchunked_test.go:59: got zstd streams (compressed size: 554):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 206/554): 202, 239
@@ -203346,11 +204482,24 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 206 250 513]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 553):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 206/553): 202, 238
+    zstdchunked_test.go:104:   [1] at 206 in stargz (nextFrame: 242/553): 40, 32
+    zstdchunked_test.go:104:   [2] at 242 in stargz (nextFrame: 250/553): 4, 259
+    zstdchunked_test.go:104:   [3] at 250 in stargz (nextFrame: 505/553): -1, 251
+    zstdchunked_test.go:104:   [4] at 505 in stargz (nextFrame: 553/553): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":287,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":198,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 81, NextOffset: 101
     testutil.go:509: Offset: 178, NextOffset: 198
@@ -203361,36 +204510,14 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 287, NextOffset: 307
     testutil.go:509: Offset: 457, NextOffset: 477
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 307, NextOffset: 833
     testutil.go:509: Offset: 477, NextOffset: 1073
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 178, NextOffset: 198
-    testutil.go:509: Offset: 81, NextOffset: 101
-=== NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 206 250 513]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 553):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 206/553): 202, 238
-    zstdchunked_test.go:104:   [1] at 206 in stargz (nextFrame: 242/553): 40, 32
-    zstdchunked_test.go:104:   [2] at 242 in stargz (nextFrame: 250/553): 4, 259
-    zstdchunked_test.go:104:   [3] at 250 in stargz (nextFrame: 505/553): -1, 251
-    zstdchunked_test.go:104:   [4] at 505 in stargz (nextFrame: 553/553): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 198, NextOffset: 457
-    testutil.go:509: Offset: 101, NextOffset: 287
-=== RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 457, NextOffset: 477
-    testutil.go:509: Offset: 287, NextOffset: 307
-    testutil.go:509: Offset: 477, NextOffset: 1073
-    testutil.go:509: Offset: 307, NextOffset: 833
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 206 251 514]
     zstdchunked_test.go:59: got zstd streams (compressed size: 554):
@@ -203402,9 +204529,18 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":206,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 81, NextOffset: 101
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 198, NextOffset: 457
+    testutil.go:509: Offset: 101, NextOffset: 287
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 457, NextOffset: 477
+    testutil.go:509: Offset: 287, NextOffset: 307
+    testutil.go:509: Offset: 477, NextOffset: 1073
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 211 255 518]
     zstdchunked_test.go:59: got zstd streams (compressed size: 558):
@@ -203416,40 +204552,11 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":211,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 307, NextOffset: 833
 === RUN   TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":279,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":299,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":451,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 78, NextOffset: 98
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 98, NextOffset: 279
-    testutil.go:509: Offset: 197, NextOffset: 451
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 279, NextOffset: 299
-    testutil.go:509: Offset: 451, NextOffset: 471
-    testutil.go:509: Offset: 299, NextOffset: 825
-    testutil.go:509: Offset: 471, NextOffset: 1065
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 78, NextOffset: 98
-    testutil.go:509: Offset: 197, NextOffset: 451
-    testutil.go:509: Offset: 98, NextOffset: 279
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 451, NextOffset: 471
-    testutil.go:509: Offset: 279, NextOffset: 299
-    testutil.go:509: Offset: 471, NextOffset: 1065
-    testutil.go:509: Offset: 299, NextOffset: 825
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 211 256 519]
     zstdchunked_test.go:59: got zstd streams (compressed size: 559):
@@ -203462,7 +204569,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"offset":211,"xattrs":{"foo":"YmFy","invalid-utf8":"//79"},"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 177 423]
     zstdchunked_test.go:59: got zstd streams (compressed size: 463):
@@ -203500,6 +204607,14 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":279,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":299,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":451,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 78, NextOffset: 98
+=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 133 178 424]
     zstdchunked_test.go:59: got zstd streams (compressed size: 464):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 133/464): 129, 166
@@ -203512,7 +204627,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 131 175 421]
     zstdchunked_test.go:59: got zstd streams (compressed size: 461):
@@ -203526,6 +204641,9 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 177, NextOffset: 197
+=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 131 176 422]
     zstdchunked_test.go:59: got zstd streams (compressed size: 462):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 131/462): 127, 164
@@ -203538,6 +204656,15 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 98, NextOffset: 279
+    testutil.go:509: Offset: 197, NextOffset: 451
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 279, NextOffset: 299
+    testutil.go:509: Offset: 451, NextOffset: 471
+=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 134 178 429]
     zstdchunked_test.go:59: got zstd streams (compressed size: 469):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 134/469): 130, 166
@@ -203550,6 +204677,18 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 299, NextOffset: 825
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 471, NextOffset: 1065
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 78, NextOffset: 98
+    testutil.go:509: Offset: 197, NextOffset: 451
+=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 134 179 430]
     zstdchunked_test.go:59: got zstd streams (compressed size: 470):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 134/470): 130, 167
@@ -203561,23 +204700,10 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 98, NextOffset: 279
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":463,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 78, NextOffset: 98
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 98, NextOffset: 288
-    testutil.go:509: Offset: 197, NextOffset: 463
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 134 178 429]
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
     zstdchunked_test.go:59: got zstd streams (compressed size: 469):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 134/469): 130, 166
     zstdchunked_test.go:104:   [1] at 134 in stargz (nextFrame: 170/469): 40, 32
@@ -203588,21 +204714,7 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 288, NextOffset: 308
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 463, NextOffset: 483
-    testutil.go:509: Offset: 308, NextOffset: 835
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 483, NextOffset: 1079
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 197
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 134 179 430]
     zstdchunked_test.go:59: got zstd streams (compressed size: 470):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 134/470): 130, 167
@@ -203615,14 +204727,12 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 78, NextOffset: 98
-    testutil.go:509: Offset: 197, NextOffset: 463
-    testutil.go:509: Offset: 98, NextOffset: 288
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 463, NextOffset: 483
+    testutil.go:509: Offset: 451, NextOffset: 471
+    testutil.go:509: Offset: 279, NextOffset: 299
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 133 177 427]
     zstdchunked_test.go:59: got zstd streams (compressed size: 467):
@@ -203635,7 +204745,12 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 471, NextOffset: 1065
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 299, NextOffset: 825
+=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 133 178 428]
     zstdchunked_test.go:59: got zstd streams (compressed size: 468):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 133/468): 129, 166
@@ -203648,11 +204763,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 483, NextOffset: 1079
-    testutil.go:509: Offset: 308, NextOffset: 835
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 134 178 432]
     zstdchunked_test.go:59: got zstd streams (compressed size: 472):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 134/472): 130, 166
@@ -203665,7 +204775,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 134 179 433]
     zstdchunked_test.go:59: got zstd streams (compressed size: 473):
@@ -203714,7 +204825,6 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 131 176 429]
     zstdchunked_test.go:59: got zstd streams (compressed size: 469):
@@ -203763,15 +204873,18 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":304,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":455,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":463,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 99
-    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 463, NextOffset: 483
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 135 180 429]
     zstdchunked_test.go:59: got zstd streams (compressed size: 469):
@@ -203785,6 +204898,15 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 308, NextOffset: 835
+    testutil.go:509: Offset: 483, NextOffset: 1079
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 78, NextOffset: 98
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 98, NextOffset: 288
+    testutil.go:509: Offset: 197, NextOffset: 463
+=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 132 176 425]
     zstdchunked_test.go:59: got zstd streams (compressed size: 465):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 132/465): 128, 164
@@ -203797,9 +204919,11 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 99, NextOffset: 284
-    testutil.go:509: Offset: 197, NextOffset: 455
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 197
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 132 177 426]
     zstdchunked_test.go:59: got zstd streams (compressed size: 466):
@@ -203813,30 +204937,11 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 284, NextOffset: 304
-    testutil.go:509: Offset: 455, NextOffset: 475
-    testutil.go:509: Offset: 304, NextOffset: 829
-    testutil.go:509: Offset: 475, NextOffset: 1069
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 79, NextOffset: 99
-    testutil.go:509: Offset: 197, NextOffset: 455
-    testutil.go:509: Offset: 99, NextOffset: 284
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 78, NextOffset: 98
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 131 175 415]
     zstdchunked_test.go:59: got zstd streams (compressed size: 455):
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 455, NextOffset: 475
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 131/455): 127, 163
     zstdchunked_test.go:104:   [1] at 131 in stargz (nextFrame: 167/455): 40, 32
     zstdchunked_test.go:104:   [2] at 167 in stargz (nextFrame: 175/455): 4, 236
@@ -203844,17 +204949,18 @@
     zstdchunked_test.go:104:   [4] at 407 in stargz (nextFrame: 455/455): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 284, NextOffset: 304
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 475, NextOffset: 1069
-    testutil.go:509: Offset: 304, NextOffset: 829
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 197, NextOffset: 463
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 98, NextOffset: 288
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 463, NextOffset: 483
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 131 176 416]
     zstdchunked_test.go:59: got zstd streams (compressed size: 456):
@@ -203867,7 +204973,14 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 288, NextOffset: 308
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 483, NextOffset: 1079
+    testutil.go:509: Offset: 308, NextOffset: 835
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 131 175 415]
     zstdchunked_test.go:59: got zstd streams (compressed size: 455):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 131/455): 127, 163
@@ -203904,6 +205017,18 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":129,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":304,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":455,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 99
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 99, NextOffset: 284
+=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 129 174 414]
     zstdchunked_test.go:59: got zstd streams (compressed size: 454):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 129/454): 125, 162
@@ -203915,8 +205040,23 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":129,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 197, NextOffset: 455
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 284, NextOffset: 304
+    testutil.go:509: Offset: 455, NextOffset: 475
+    testutil.go:509: Offset: 304, NextOffset: 829
+    testutil.go:509: Offset: 475, NextOffset: 1069
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 197, NextOffset: 455
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 130 174 415]
     zstdchunked_test.go:59: got zstd streams (compressed size: 455):
@@ -203930,55 +205070,33 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":130,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":287,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":198,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 99, NextOffset: 284
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 287, NextOffset: 307
-    testutil.go:509: Offset: 457, NextOffset: 477
+    testutil.go:509: Offset: 455, NextOffset: 475
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 130 175 416]
     zstdchunked_test.go:59: got zstd streams (compressed size: 456):
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 307, NextOffset: 833
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 130/456): 126, 163
     zstdchunked_test.go:104:   [1] at 130 in stargz (nextFrame: 167/456): 41, 33
     zstdchunked_test.go:104:   [2] at 167 in stargz (nextFrame: 175/456): 4, 237
     zstdchunked_test.go:104:   [3] at 175 in stargz (nextFrame: 408/456): -1, 229
     zstdchunked_test.go:104:   [4] at 408 in stargz (nextFrame: 456/456): -1, -1
     testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 477, NextOffset: 1073
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":130,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 101
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 178, NextOffset: 198
-    testutil.go:509: Offset: 101, NextOffset: 287
-    testutil.go:509: Offset: 198, NextOffset: 457
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 198
-    testutil.go:509: Offset: 81, NextOffset: 101
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 284, NextOffset: 304
+    testutil.go:509: Offset: 475, NextOffset: 1069
+    testutil.go:509: Offset: 304, NextOffset: 829
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 130 174 415]
     zstdchunked_test.go:59: got zstd streams (compressed size: 455):
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 198, NextOffset: 457
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 130/455): 126, 162
     zstdchunked_test.go:104:   [1] at 130 in stargz (nextFrame: 166/455): 40, 32
     zstdchunked_test.go:104:   [2] at 166 in stargz (nextFrame: 174/455): 4, 237
@@ -203989,15 +205107,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":130,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 101, NextOffset: 287
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 457, NextOffset: 477
-    testutil.go:509: Offset: 287, NextOffset: 307
-    testutil.go:509: Offset: 477, NextOffset: 1073
-    testutil.go:509: Offset: 307, NextOffset: 833
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 130 175 416]
     zstdchunked_test.go:59: got zstd streams (compressed size: 456):
@@ -204011,8 +205121,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":130,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 131 175 417]
     zstdchunked_test.go:59: got zstd streams (compressed size: 457):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 131/457): 127, 163
@@ -204037,8 +205145,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 130 174 414]
     zstdchunked_test.go:59: got zstd streams (compressed size: 454):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 130/454): 126, 162
@@ -204051,9 +205157,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":130,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 130 175 415]
     zstdchunked_test.go:59: got zstd streams (compressed size: 455):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 130/455): 126, 163
@@ -204063,34 +205166,30 @@
     zstdchunked_test.go:104:   [4] at 407 in stargz (nextFrame: 455/455): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":180,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":200,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":454,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 102
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":130,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 180, NextOffset: 200
-    testutil.go:509: Offset: 102, NextOffset: 288
-    testutil.go:509: Offset: 200, NextOffset: 454
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":287,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":198,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 101
+    testutil.go:509: Offset: 178, NextOffset: 198
+    testutil.go:509: Offset: 101, NextOffset: 287
+    testutil.go:509: Offset: 198, NextOffset: 457
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 287, NextOffset: 307
+    testutil.go:509: Offset: 457, NextOffset: 477
+    testutil.go:509: Offset: 307, NextOffset: 833
+    testutil.go:509: Offset: 477, NextOffset: 1073
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 130 174 414]
     zstdchunked_test.go:59: got zstd streams (compressed size: 454):
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 454, NextOffset: 474
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 130/454): 126, 162
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
     zstdchunked_test.go:104:   [1] at 130 in stargz (nextFrame: 166/454): 40, 32
     zstdchunked_test.go:104:   [2] at 166 in stargz (nextFrame: 174/454): 4, 236
     zstdchunked_test.go:104:   [3] at 174 in stargz (nextFrame: 406/454): -1, 228
@@ -204100,15 +205199,14 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":130,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 308, NextOffset: 832
-    testutil.go:509: Offset: 474, NextOffset: 1067
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 180, NextOffset: 200
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 200, NextOffset: 454
+    testutil.go:509: Offset: 178, NextOffset: 198
+    testutil.go:509: Offset: 81, NextOffset: 101
+    testutil.go:509: Offset: 198, NextOffset: 457
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 130 175 415]
     zstdchunked_test.go:59: got zstd streams (compressed size: 455):
@@ -204120,19 +205218,18 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 102, NextOffset: 288
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":130,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 101, NextOffset: 287
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 454, NextOffset: 474
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 474, NextOffset: 1067
-    testutil.go:509: Offset: 308, NextOffset: 832
+    testutil.go:509: Offset: 457, NextOffset: 477
+    testutil.go:509: Offset: 287, NextOffset: 307
+    testutil.go:509: Offset: 477, NextOffset: 1073
+    testutil.go:509: Offset: 307, NextOffset: 833
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 129 173 414]
     zstdchunked_test.go:59: got zstd streams (compressed size: 454):
@@ -204145,10 +205242,7 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":129,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 129 174 415]
     zstdchunked_test.go:59: got zstd streams (compressed size: 455):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 129/455): 125, 162
@@ -204161,6 +205255,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":129,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 176 418]
     zstdchunked_test.go:59: got zstd streams (compressed size: 458):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 132/458): 128, 164
@@ -204173,9 +205269,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 177 419]
     zstdchunked_test.go:59: got zstd streams (compressed size: 459):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 132/459): 128, 165
@@ -204188,15 +205281,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":298,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":318,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":201,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 99
-    testutil.go:509: Offset: 181, NextOffset: 201
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 132 176 418]
     zstdchunked_test.go:59: got zstd streams (compressed size: 458):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 132/458): 128, 164
@@ -204209,48 +205293,18 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 99, NextOffset: 298
-    testutil.go:509: Offset: 201, NextOffset: 466
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 298, NextOffset: 318
-    testutil.go:509: Offset: 466, NextOffset: 486
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 132 177 419]
     zstdchunked_test.go:59: got zstd streams (compressed size: 459):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 132/459): 128, 165
     zstdchunked_test.go:104:   [1] at 132 in stargz (nextFrame: 169/459): 41, 33
     zstdchunked_test.go:104:   [2] at 169 in stargz (nextFrame: 177/459): 4, 238
     zstdchunked_test.go:104:   [3] at 177 in stargz (nextFrame: 411/459): -1, 230
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 318, NextOffset: 846
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
     zstdchunked_test.go:104:   [4] at 411 in stargz (nextFrame: 459/459): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 486, NextOffset: 1079
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 201
-    testutil.go:509: Offset: 79, NextOffset: 99
-    testutil.go:509: Offset: 201, NextOffset: 466
-    testutil.go:509: Offset: 99, NextOffset: 298
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 466, NextOffset: 486
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 132 176 418]
     zstdchunked_test.go:59: got zstd streams (compressed size: 458):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 132/458): 128, 164
@@ -204262,13 +205316,7 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 298, NextOffset: 318
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 486, NextOffset: 1079
-    testutil.go:509: Offset: 318, NextOffset: 846
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 132 177 419]
     zstdchunked_test.go:59: got zstd streams (compressed size: 459):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 132/459): 128, 165
@@ -204281,9 +205329,15 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":180,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":200,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":454,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 180, NextOffset: 200
+    testutil.go:509: Offset: 102, NextOffset: 288
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 125 169 409]
     zstdchunked_test.go:59: got zstd streams (compressed size: 449):
@@ -204297,7 +205351,31 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":125,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 200, NextOffset: 454
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 454, NextOffset: 474
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 308, NextOffset: 832
+    testutil.go:509: Offset: 474, NextOffset: 1067
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 180, NextOffset: 200
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 200, NextOffset: 454
+    testutil.go:509: Offset: 102, NextOffset: 288
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 454, NextOffset: 474
+    testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 474, NextOffset: 1067
+    testutil.go:509: Offset: 308, NextOffset: 832
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 125 170 410]
     zstdchunked_test.go:59: got zstd streams (compressed size: 450):
@@ -204311,17 +205389,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":125,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":84,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":294,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":314,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":202,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":459,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":479,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 182, NextOffset: 202
-    testutil.go:509: Offset: 104, NextOffset: 294
-    testutil.go:509: Offset: 202, NextOffset: 459
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 125 169 409]
     zstdchunked_test.go:59: got zstd streams (compressed size: 449):
@@ -204335,47 +205403,18 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":125,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 294, NextOffset: 314
-    testutil.go:509: Offset: 459, NextOffset: 479
-    testutil.go:509: Offset: 314, NextOffset: 837
-    testutil.go:509: Offset: 479, NextOffset: 1074
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 202
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 125 170 410]
     zstdchunked_test.go:59: got zstd streams (compressed size: 450):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 125/450): 121, 158
     zstdchunked_test.go:104:   [1] at 125 in stargz (nextFrame: 162/450): 41, 33
     zstdchunked_test.go:104:   [2] at 162 in stargz (nextFrame: 170/450): 4, 236
     zstdchunked_test.go:104:   [3] at 170 in stargz (nextFrame: 402/450): -1, 228
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 84, NextOffset: 104
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
     zstdchunked_test.go:104:   [4] at 402 in stargz (nextFrame: 450/450): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":125,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 202, NextOffset: 459
-    testutil.go:509: Offset: 104, NextOffset: 294
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 459, NextOffset: 479
-    testutil.go:509: Offset: 294, NextOffset: 314
-    testutil.go:509: Offset: 479, NextOffset: 1074
-    testutil.go:509: Offset: 314, NextOffset: 837
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 124 168 408]
     zstdchunked_test.go:59: got zstd streams (compressed size: 448):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 124/448): 120, 156
@@ -204388,7 +205427,16 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":124,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":298,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":318,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":201,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 181, NextOffset: 201
+    testutil.go:509: Offset: 99, NextOffset: 298
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 124 169 409]
     zstdchunked_test.go:59: got zstd streams (compressed size: 449):
@@ -204402,8 +205450,26 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":124,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 201, NextOffset: 466
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 298, NextOffset: 318
+    testutil.go:509: Offset: 466, NextOffset: 486
+    testutil.go:509: Offset: 318, NextOffset: 846
+    testutil.go:509: Offset: 486, NextOffset: 1079
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 201
+    testutil.go:509: Offset: 79, NextOffset: 99
+=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 125 169 411]
     zstdchunked_test.go:59: got zstd streams (compressed size: 451):
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 201, NextOffset: 466
+=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 125/451): 121, 157
     zstdchunked_test.go:104:   [1] at 125 in stargz (nextFrame: 161/451): 40, 32
     zstdchunked_test.go:104:   [2] at 161 in stargz (nextFrame: 169/451): 4, 238
@@ -204414,20 +205480,21 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":125,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 99
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 177, NextOffset: 197
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 99, NextOffset: 298
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 466, NextOffset: 486
+    testutil.go:509: Offset: 298, NextOffset: 318
+    testutil.go:509: Offset: 486, NextOffset: 1079
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 125 170 412]
     zstdchunked_test.go:59: got zstd streams (compressed size: 452):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 125/452): 121, 158
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 318, NextOffset: 846
+=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [1] at 125 in stargz (nextFrame: 162/452): 41, 33
     zstdchunked_test.go:104:   [2] at 162 in stargz (nextFrame: 170/452): 4, 238
     zstdchunked_test.go:104:   [3] at 170 in stargz (nextFrame: 404/452): -1, 230
@@ -204436,33 +205503,9 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":125,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 99, NextOffset: 288
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 197, NextOffset: 457
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 457, NextOffset: 477
-    testutil.go:509: Offset: 308, NextOffset: 836
-    testutil.go:509: Offset: 477, NextOffset: 1072
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 79, NextOffset: 99
-    testutil.go:509: Offset: 197, NextOffset: 457
-    testutil.go:509: Offset: 99, NextOffset: 288
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 457, NextOffset: 477
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 477, NextOffset: 1072
-    testutil.go:509: Offset: 308, NextOffset: 836
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 125 169 411]
     zstdchunked_test.go:59: got zstd streams (compressed size: 451):
@@ -204476,41 +205519,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":125,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":314,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":189,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 189, NextOffset: 209
-    testutil.go:509: Offset: 105, NextOffset: 314
-    testutil.go:509: Offset: 209, NextOffset: 490
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 314, NextOffset: 334
-    testutil.go:509: Offset: 490, NextOffset: 510
-    testutil.go:509: Offset: 334, NextOffset: 877
-    testutil.go:509: Offset: 510, NextOffset: 1138
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 189, NextOffset: 209
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 209, NextOffset: 490
-    testutil.go:509: Offset: 105, NextOffset: 314
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 490, NextOffset: 510
-    testutil.go:509: Offset: 314, NextOffset: 334
-    testutil.go:509: Offset: 510, NextOffset: 1138
-    testutil.go:509: Offset: 334, NextOffset: 877
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 125 170 412]
     zstdchunked_test.go:59: got zstd streams (compressed size: 452):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 125/452): 121, 158
@@ -204523,12 +205531,6 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":125,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":89,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":109,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":194,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":497,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 125 169 411]
     zstdchunked_test.go:59: got zstd streams (compressed size: 451):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 125/451): 121, 157
@@ -204539,23 +205541,18 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":125,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 313, NextOffset: 333
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 497, NextOffset: 517
-    testutil.go:509: Offset: 333, NextOffset: 886
-    testutil.go:509: Offset: 517, NextOffset: 1146
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":84,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":294,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":314,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":202,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":459,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":479,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 89, NextOffset: 109
-    testutil.go:509: Offset: 194, NextOffset: 214
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 182, NextOffset: 202
+    testutil.go:509: Offset: 104, NextOffset: 294
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 125 170 412]
     zstdchunked_test.go:59: got zstd streams (compressed size: 452):
@@ -204568,26 +205565,13 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":125,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 109, NextOffset: 313
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 214, NextOffset: 497
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 194, NextOffset: 214
-    testutil.go:509: Offset: 89, NextOffset: 109
-    testutil.go:509: Offset: 214, NextOffset: 497
-    testutil.go:509: Offset: 109, NextOffset: 313
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 202, NextOffset: 459
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 497, NextOffset: 517
-    testutil.go:509: Offset: 313, NextOffset: 333
-    testutil.go:509: Offset: 517, NextOffset: 1146
-    testutil.go:509: Offset: 333, NextOffset: 886
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 294, NextOffset: 314
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 126 170 411]
     zstdchunked_test.go:59: got zstd streams (compressed size: 451):
@@ -204600,11 +205584,26 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":126,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 459, NextOffset: 479
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 314, NextOffset: 837
+    testutil.go:509: Offset: 479, NextOffset: 1074
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 202
+    testutil.go:509: Offset: 84, NextOffset: 104
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 202, NextOffset: 459
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 126 171 412]
     zstdchunked_test.go:59: got zstd streams (compressed size: 452):
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 104, NextOffset: 294
+=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 126/452): 122, 159
     zstdchunked_test.go:104:   [1] at 126 in stargz (nextFrame: 163/452): 41, 33
     zstdchunked_test.go:104:   [2] at 163 in stargz (nextFrame: 171/452): 4, 237
@@ -204615,36 +205614,19 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":126,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":88,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":485,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":505,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 313, NextOffset: 333
-    testutil.go:509: Offset: 485, NextOffset: 505
-    testutil.go:509: Offset: 333, NextOffset: 878
-    testutil.go:509: Offset: 505, NextOffset: 1134
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 88, NextOffset: 108
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 108, NextOffset: 313
-    testutil.go:509: Offset: 213, NextOffset: 485
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 459, NextOffset: 479
+    testutil.go:509: Offset: 294, NextOffset: 314
+    testutil.go:509: Offset: 479, NextOffset: 1074
+    testutil.go:509: Offset: 314, NextOffset: 837
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 126 170 411]
     zstdchunked_test.go:59: got zstd streams (compressed size: 451):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 126/451): 122, 158
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 88, NextOffset: 108
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
     zstdchunked_test.go:104:   [1] at 126 in stargz (nextFrame: 162/451): 40, 32
     zstdchunked_test.go:104:   [2] at 162 in stargz (nextFrame: 170/451): 4, 237
     zstdchunked_test.go:104:   [3] at 170 in stargz (nextFrame: 403/451): -1, 229
@@ -204653,20 +205635,7 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":126,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 213, NextOffset: 485
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 108, NextOffset: 313
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 485, NextOffset: 505
-    testutil.go:509: Offset: 313, NextOffset: 333
-    testutil.go:509: Offset: 505, NextOffset: 1134
-    testutil.go:509: Offset: 333, NextOffset: 878
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 126 171 412]
     zstdchunked_test.go:59: got zstd streams (compressed size: 452):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 126/452): 122, 159
@@ -204679,34 +205648,13 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":126,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":90,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":317,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":197,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":493,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":513,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 90, NextOffset: 110
-    testutil.go:509: Offset: 197, NextOffset: 217
-    testutil.go:509: Offset: 110, NextOffset: 317
-    testutil.go:509: Offset: 217, NextOffset: 493
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 126 170 411]
     zstdchunked_test.go:59: got zstd streams (compressed size: 451):
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 126/451): 122, 158
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     zstdchunked_test.go:104:   [1] at 126 in stargz (nextFrame: 162/451): 40, 32
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     zstdchunked_test.go:104:   [2] at 162 in stargz (nextFrame: 170/451): 4, 237
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 317, NextOffset: 337
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     zstdchunked_test.go:104:   [3] at 170 in stargz (nextFrame: 403/451): -1, 229
     zstdchunked_test.go:104:   [4] at 403 in stargz (nextFrame: 451/451): -1, -1
     testutil.go:1638: got TOC entries:
@@ -204714,22 +205662,45 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":126,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 493, NextOffset: 513
-    testutil.go:509: Offset: 337, NextOffset: 884
-    testutil.go:509: Offset: 513, NextOffset: 1143
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 99
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 99, NextOffset: 288
+    testutil.go:509: Offset: 197, NextOffset: 457
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 457, NextOffset: 477
+    testutil.go:509: Offset: 308, NextOffset: 836
+    testutil.go:509: Offset: 477, NextOffset: 1072
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 197, NextOffset: 217
-    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 197, NextOffset: 457
+    testutil.go:509: Offset: 99, NextOffset: 288
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 457, NextOffset: 477
+    testutil.go:509: Offset: 288, NextOffset: 308
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 477, NextOffset: 1072
+    testutil.go:509: Offset: 308, NextOffset: 836
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 126 171 412]
     zstdchunked_test.go:59: got zstd streams (compressed size: 452):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 126/452): 122, 159
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 217, NextOffset: 493
-=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     zstdchunked_test.go:104:   [1] at 126 in stargz (nextFrame: 163/452): 41, 33
     zstdchunked_test.go:104:   [2] at 163 in stargz (nextFrame: 171/452): 4, 237
     zstdchunked_test.go:104:   [3] at 171 in stargz (nextFrame: 404/452): -1, 229
@@ -204739,26 +205710,7 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":126,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 110, NextOffset: 317
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 493, NextOffset: 513
-    testutil.go:509: Offset: 317, NextOffset: 337
-    testutil.go:509: Offset: 513, NextOffset: 1143
-    testutil.go:509: Offset: 337, NextOffset: 884
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":314,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":189,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 189, NextOffset: 209
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 128 172 415]
     zstdchunked_test.go:59: got zstd streams (compressed size: 455):
@@ -204772,13 +205724,29 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":128,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":314,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":189,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 189, NextOffset: 209
     testutil.go:509: Offset: 105, NextOffset: 314
     testutil.go:509: Offset: 209, NextOffset: 490
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 314, NextOffset: 334
+    testutil.go:509: Offset: 490, NextOffset: 510
+    testutil.go:509: Offset: 334, NextOffset: 877
+    testutil.go:509: Offset: 510, NextOffset: 1138
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 189, NextOffset: 209
+    testutil.go:509: Offset: 85, NextOffset: 105
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 128 173 416]
     zstdchunked_test.go:59: got zstd streams (compressed size: 456):
@@ -204792,26 +205760,19 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":128,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 490, NextOffset: 510
-    testutil.go:509: Offset: 334, NextOffset: 877
-    testutil.go:509: Offset: 510, NextOffset: 1138
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 490
+    testutil.go:509: Offset: 105, NextOffset: 314
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 490, NextOffset: 510
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 314, NextOffset: 334
     testutil.go:509: Offset: 510, NextOffset: 1138
     testutil.go:509: Offset: 334, NextOffset: 877
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 189, NextOffset: 209
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 209, NextOffset: 490
-    testutil.go:509: Offset: 105, NextOffset: 314
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 128 172 415]
     zstdchunked_test.go:59: got zstd streams (compressed size: 455):
@@ -204825,15 +205786,14 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":128,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":89,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":109,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":194,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":497,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 89, NextOffset: 109
-    testutil.go:509: Offset: 194, NextOffset: 214
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 128 173 416]
     zstdchunked_test.go:59: got zstd streams (compressed size: 456):
@@ -204847,14 +205807,16 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":128,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 194, NextOffset: 214
     testutil.go:509: Offset: 109, NextOffset: 313
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 214, NextOffset: 497
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 313, NextOffset: 333
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02
 === NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 127 171 414]
     zstdchunked_test.go:59: got zstd streams (compressed size: 454):
@@ -204868,12 +205830,12 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":127,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 497, NextOffset: 517
     testutil.go:509: Offset: 333, NextOffset: 886
     testutil.go:509: Offset: 517, NextOffset: 1146
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 194, NextOffset: 214
     testutil.go:509: Offset: 89, NextOffset: 109
@@ -204894,10 +205856,12 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 313, NextOffset: 333
+=== NAME  TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":127,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 313, NextOffset: 333
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 517, NextOffset: 1146
     testutil.go:509: Offset: 333, NextOffset: 886
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
@@ -204907,8 +205871,9 @@
     zstdchunked_test.go:104:   [1] at 121 in stargz (nextFrame: 129/284): 4, 111
     zstdchunked_test.go:104:   [2] at 129 in stargz (nextFrame: 236/284): -1, 103
     zstdchunked_test.go:104:   [3] at 236 in stargz (nextFrame: 284/284): -1, -1
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 119 234]
     zstdchunked_test.go:59: got zstd streams (compressed size: 274):
@@ -204952,6 +205917,14 @@
     zstdchunked_test.go:104:   [2] at 132 in stargz (nextFrame: 242/290): -1, 106
     zstdchunked_test.go:104:   [3] at 242 in stargz (nextFrame: 290/290): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":88,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":485,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":505,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 88, NextOffset: 108
+=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 123 241]
     zstdchunked_test.go:59: got zstd streams (compressed size: 281):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 115/281): 119, 111
@@ -204959,7 +205932,10 @@
     zstdchunked_test.go:104:   [2] at 123 in stargz (nextFrame: 233/281): -1, 106
     zstdchunked_test.go:104:   [3] at 233 in stargz (nextFrame: 281/281): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 108, NextOffset: 313
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 132 250]
     zstdchunked_test.go:59: got zstd streams (compressed size: 290):
@@ -204967,9 +205943,17 @@
     zstdchunked_test.go:104:   [1] at 124 in stargz (nextFrame: 132/290): 4, 114
     zstdchunked_test.go:104:   [2] at 132 in stargz (nextFrame: 242/290): -1, 106
     zstdchunked_test.go:104:   [3] at 242 in stargz (nextFrame: 290/290): -1, -1
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 213, NextOffset: 485
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":88,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 313, NextOffset: 333
+    testutil.go:509: Offset: 485, NextOffset: 505
+    testutil.go:509: Offset: 333, NextOffset: 878
+    testutil.go:509: Offset: 505, NextOffset: 1134
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 123 241]
     zstdchunked_test.go:59: got zstd streams (compressed size: 281):
@@ -204978,17 +205962,12 @@
     zstdchunked_test.go:104:   [2] at 123 in stargz (nextFrame: 233/281): -1, 106
     zstdchunked_test.go:104:   [3] at 233 in stargz (nextFrame: 281/281): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":485,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":505,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 313, NextOffset: 333
-    testutil.go:509: Offset: 485, NextOffset: 505
-    testutil.go:509: Offset: 333, NextOffset: 878
-    testutil.go:509: Offset: 505, NextOffset: 1134
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 88, NextOffset: 108
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 132 250]
     zstdchunked_test.go:59: got zstd streams (compressed size: 290):
@@ -204996,14 +205975,15 @@
     zstdchunked_test.go:104:   [1] at 124 in stargz (nextFrame: 132/290): 4, 114
     zstdchunked_test.go:104:   [2] at 132 in stargz (nextFrame: 242/290): -1, 106
     zstdchunked_test.go:104:   [3] at 242 in stargz (nextFrame: 290/290): -1, -1
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 88, NextOffset: 108
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 213, NextOffset: 485
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 193, NextOffset: 213
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 108, NextOffset: 313
-    testutil.go:509: Offset: 213, NextOffset: 485
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 485, NextOffset: 505
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 122 240]
     zstdchunked_test.go:59: got zstd streams (compressed size: 280):
@@ -205012,24 +205992,20 @@
     zstdchunked_test.go:104:   [2] at 122 in stargz (nextFrame: 232/280): -1, 106
     zstdchunked_test.go:104:   [3] at 232 in stargz (nextFrame: 280/280): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 88, NextOffset: 108
-    testutil.go:509: Offset: 213, NextOffset: 485
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 313, NextOffset: 333
+    testutil.go:509: Offset: 505, NextOffset: 1134
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 130 246]
     zstdchunked_test.go:59: got zstd streams (compressed size: 286):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 122/286): 126, 118
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 333, NextOffset: 878
+=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [1] at 122 in stargz (nextFrame: 130/286): 4, 112
     zstdchunked_test.go:104:   [2] at 130 in stargz (nextFrame: 238/286): -1, 104
     zstdchunked_test.go:104:   [3] at 238 in stargz (nextFrame: 286/286): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 108, NextOffset: 313
-=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 120 236]
     zstdchunked_test.go:59: got zstd streams (compressed size: 276):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 112/276): 116, 108
@@ -205037,12 +206013,6 @@
     zstdchunked_test.go:104:   [2] at 120 in stargz (nextFrame: 228/276): -1, 104
     zstdchunked_test.go:104:   [3] at 228 in stargz (nextFrame: 276/276): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 485, NextOffset: 505
-=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 130 246]
     zstdchunked_test.go:59: got zstd streams (compressed size: 286):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 122/286): 126, 118
@@ -205050,8 +206020,7 @@
     zstdchunked_test.go:104:   [2] at 130 in stargz (nextFrame: 238/286): -1, 104
     zstdchunked_test.go:104:   [3] at 238 in stargz (nextFrame: 286/286): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 313, NextOffset: 333
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 120 236]
     zstdchunked_test.go:59: got zstd streams (compressed size: 276):
@@ -205060,6 +206029,8 @@
     zstdchunked_test.go:104:   [2] at 120 in stargz (nextFrame: 228/276): -1, 104
     zstdchunked_test.go:104:   [3] at 228 in stargz (nextFrame: 276/276): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 127 243]
     zstdchunked_test.go:59: got zstd streams (compressed size: 283):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 119/283): 123, 115
@@ -205074,10 +206045,6 @@
     zstdchunked_test.go:104:   [2] at 118 in stargz (nextFrame: 226/274): -1, 104
     zstdchunked_test.go:104:   [3] at 226 in stargz (nextFrame: 274/274): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 505, NextOffset: 1134
-    testutil.go:509: Offset: 333, NextOffset: 878
-=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 135 254]
     zstdchunked_test.go:59: got zstd streams (compressed size: 294):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 127/294): 131, 123
@@ -205085,8 +206052,6 @@
     zstdchunked_test.go:104:   [2] at 135 in stargz (nextFrame: 246/294): -1, 107
     zstdchunked_test.go:104:   [3] at 246 in stargz (nextFrame: 294/294): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 126 245]
     zstdchunked_test.go:59: got zstd streams (compressed size: 285):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 118/285): 122, 114
@@ -205115,8 +206080,6 @@
     zstdchunked_test.go:104:   [2] at 133 in stargz (nextFrame: 244/292): -1, 107
     zstdchunked_test.go:104:   [3] at 244 in stargz (nextFrame: 292/292): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 123 242]
     zstdchunked_test.go:59: got zstd streams (compressed size: 282):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 115/282): 119, 111
@@ -205124,6 +206087,16 @@
     zstdchunked_test.go:104:   [2] at 123 in stargz (nextFrame: 234/282): -1, 107
     zstdchunked_test.go:104:   [3] at 234 in stargz (nextFrame: 282/282): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":90,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":317,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":197,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":493,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":513,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 197, NextOffset: 217
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 246]
     zstdchunked_test.go:59: got zstd streams (compressed size: 286):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 124/286): 128, 120
@@ -205131,6 +206104,9 @@
     zstdchunked_test.go:104:   [2] at 132 in stargz (nextFrame: 238/286): -1, 102
     zstdchunked_test.go:104:   [3] at 238 in stargz (nextFrame: 286/286): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 110, NextOffset: 317
+=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 117 231]
     zstdchunked_test.go:59: got zstd streams (compressed size: 271):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/271): 113, 105
@@ -205145,14 +206121,6 @@
     zstdchunked_test.go:104:   [2] at 132 in stargz (nextFrame: 238/286): -1, 102
     zstdchunked_test.go:104:   [3] at 238 in stargz (nextFrame: 286/286): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":90,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":317,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":197,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":493,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":513,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 90, NextOffset: 110
-=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 117 231]
     zstdchunked_test.go:59: got zstd streams (compressed size: 271):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/271): 113, 105
@@ -205160,16 +206128,23 @@
     zstdchunked_test.go:104:   [2] at 117 in stargz (nextFrame: 223/271): -1, 102
     zstdchunked_test.go:104:   [3] at 223 in stargz (nextFrame: 271/271): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 197, NextOffset: 217
-=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 133 247]
     zstdchunked_test.go:59: got zstd streams (compressed size: 287):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 125/287): 129, 121
     zstdchunked_test.go:104:   [1] at 125 in stargz (nextFrame: 133/287): 4, 110
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 217, NextOffset: 493
+=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
     zstdchunked_test.go:104:   [2] at 133 in stargz (nextFrame: 239/287): -1, 102
     zstdchunked_test.go:104:   [3] at 239 in stargz (nextFrame: 287/287): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 317, NextOffset: 337
+    testutil.go:509: Offset: 493, NextOffset: 513
+=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 118 232]
     zstdchunked_test.go:59: got zstd streams (compressed size: 272):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/272): 114, 106
@@ -205177,8 +206152,12 @@
     zstdchunked_test.go:104:   [2] at 118 in stargz (nextFrame: 224/272): -1, 102
     zstdchunked_test.go:104:   [3] at 224 in stargz (nextFrame: 272/272): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 110, NextOffset: 317
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 337, NextOffset: 884
+    testutil.go:509: Offset: 513, NextOffset: 1143
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 135 250]
     zstdchunked_test.go:59: got zstd streams (compressed size: 290):
@@ -205186,34 +206165,16 @@
     zstdchunked_test.go:104:   [1] at 127 in stargz (nextFrame: 135/290): 4, 111
     zstdchunked_test.go:104:   [2] at 135 in stargz (nextFrame: 242/290): -1, 103
     zstdchunked_test.go:104:   [3] at 242 in stargz (nextFrame: 290/290): -1, -1
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 197, NextOffset: 217
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 217, NextOffset: 493
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 317, NextOffset: 337
-=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 120 235]
     zstdchunked_test.go:59: got zstd streams (compressed size: 275):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 112/275): 116, 108
     zstdchunked_test.go:104:   [1] at 112 in stargz (nextFrame: 120/275): 4, 111
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 493, NextOffset: 513
-=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [2] at 120 in stargz (nextFrame: 227/275): -1, 103
     zstdchunked_test.go:104:   [3] at 227 in stargz (nextFrame: 275/275): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 337, NextOffset: 884
-    testutil.go:509: Offset: 513, NextOffset: 1143
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 197, NextOffset: 217
-    testutil.go:509: Offset: 90, NextOffset: 110
-    testutil.go:509: Offset: 217, NextOffset: 493
-=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 135 250]
     zstdchunked_test.go:59: got zstd streams (compressed size: 290):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 127/290): 131, 123
@@ -205221,8 +206182,9 @@
     zstdchunked_test.go:104:   [2] at 135 in stargz (nextFrame: 242/290): -1, 103
     zstdchunked_test.go:104:   [3] at 242 in stargz (nextFrame: 290/290): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 110, NextOffset: 317
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 217, NextOffset: 493
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 120 235]
     zstdchunked_test.go:59: got zstd streams (compressed size: 275):
@@ -205231,6 +206193,10 @@
     zstdchunked_test.go:104:   [2] at 120 in stargz (nextFrame: 227/275): -1, 103
     zstdchunked_test.go:104:   [3] at 227 in stargz (nextFrame: 275/275): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 110, NextOffset: 317
+=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 138 253]
     zstdchunked_test.go:59: got zstd streams (compressed size: 293):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 130/293): 134, 126
@@ -205245,24 +206211,19 @@
     zstdchunked_test.go:104:   [2] at 123 in stargz (nextFrame: 230/278): -1, 103
     zstdchunked_test.go:104:   [3] at 230 in stargz (nextFrame: 278/278): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 493, NextOffset: 513
-    testutil.go:509: Offset: 317, NextOffset: 337
-=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 247]
     zstdchunked_test.go:59: got zstd streams (compressed size: 287):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 125/287): 129, 121
     zstdchunked_test.go:104:   [1] at 125 in stargz (nextFrame: 133/287): 4, 110
     zstdchunked_test.go:104:   [2] at 133 in stargz (nextFrame: 239/287): -1, 102
     zstdchunked_test.go:104:   [3] at 239 in stargz (nextFrame: 287/287): -1, -1
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 513, NextOffset: 1143
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 337, NextOffset: 884
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 493, NextOffset: 513
+    testutil.go:509: Offset: 317, NextOffset: 337
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 118 232]
     zstdchunked_test.go:59: got zstd streams (compressed size: 272):
@@ -205270,8 +206231,12 @@
     zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 118/272): 4, 110
     zstdchunked_test.go:104:   [2] at 118 in stargz (nextFrame: 224/272): -1, 102
     zstdchunked_test.go:104:   [3] at 224 in stargz (nextFrame: 272/272): -1, -1
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 513, NextOffset: 1143
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 337, NextOffset: 884
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 133 247]
     zstdchunked_test.go:59: got zstd streams (compressed size: 287):
@@ -205287,6 +206252,8 @@
     zstdchunked_test.go:104:   [2] at 118 in stargz (nextFrame: 224/272): -1, 102
     zstdchunked_test.go:104:   [3] at 224 in stargz (nextFrame: 272/272): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 133 247]
     zstdchunked_test.go:59: got zstd streams (compressed size: 287):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 125/287): 129, 121
@@ -205322,13 +206289,8 @@
     zstdchunked_test.go:104:   [2] at 139 in stargz (nextFrame: 247/295): -1, 104
     zstdchunked_test.go:104:   [3] at 247 in stargz (nextFrame: 295/295): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":84,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":323,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":189,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":487,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 104
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":314,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 124 240]
     zstdchunked_test.go:59: got zstd streams (compressed size: 280):
@@ -205336,9 +206298,16 @@
     zstdchunked_test.go:104:   [1] at 116 in stargz (nextFrame: 124/280): 4, 112
     zstdchunked_test.go:104:   [2] at 124 in stargz (nextFrame: 232/280): -1, 104
     zstdchunked_test.go:104:   [3] at 232 in stargz (nextFrame: 280/280): -1, -1
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":189,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 105
     testutil.go:509: Offset: 189, NextOffset: 209
+    testutil.go:509: Offset: 105, NextOffset: 314
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 137 253]
     zstdchunked_test.go:59: got zstd streams (compressed size: 293):
@@ -205346,11 +206315,9 @@
     zstdchunked_test.go:104:   [1] at 129 in stargz (nextFrame: 137/293): 4, 112
     zstdchunked_test.go:104:   [2] at 137 in stargz (nextFrame: 245/293): -1, 104
     zstdchunked_test.go:104:   [3] at 245 in stargz (nextFrame: 293/293): -1, -1
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 490
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 104, NextOffset: 323
-=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 122 238]
     zstdchunked_test.go:59: got zstd streams (compressed size: 278):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 114/278): 118, 110
@@ -205358,62 +206325,62 @@
     zstdchunked_test.go:104:   [2] at 122 in stargz (nextFrame: 230/278): -1, 104
     zstdchunked_test.go:104:   [3] at 230 in stargz (nextFrame: 278/278): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 209, NextOffset: 487
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 323, NextOffset: 343
+    testutil.go:509: Offset: 314, NextOffset: 334
+    testutil.go:509: Offset: 490, NextOffset: 510
+    testutil.go:509: Offset: 334, NextOffset: 877
+    testutil.go:509: Offset: 510, NextOffset: 1138
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 490, NextOffset: 510
+    testutil.go:509: Offset: 314, NextOffset: 334
+    testutil.go:509: Offset: 510, NextOffset: 1138
+    testutil.go:509: Offset: 334, NextOffset: 877
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 189, NextOffset: 209
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 209, NextOffset: 490
+    testutil.go:509: Offset: 105, NextOffset: 314
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 113 227]
     zstdchunked_test.go:59: got zstd streams (compressed size: 267):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 105/267): 109, 101
     zstdchunked_test.go:104:   [1] at 105 in stargz (nextFrame: 113/267): 4, 110
     zstdchunked_test.go:104:   [2] at 113 in stargz (nextFrame: 219/267): -1, 102
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 487, NextOffset: 507
-=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [3] at 219 in stargz (nextFrame: 267/267): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 343, NextOffset: 885
-    testutil.go:509: Offset: 507, NextOffset: 1135
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 189, NextOffset: 209
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 209, NextOffset: 487
-    testutil.go:509: Offset: 104, NextOffset: 323
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 487, NextOffset: 507
-    testutil.go:509: Offset: 323, NextOffset: 343
-    testutil.go:509: Offset: 507, NextOffset: 1135
-    testutil.go:509: Offset: 343, NextOffset: 885
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":320,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":194,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":496,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":89,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":109,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":194,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":497,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 89, NextOffset: 109
     testutil.go:509: Offset: 194, NextOffset: 214
-    testutil.go:509: Offset: 107, NextOffset: 320
-    testutil.go:509: Offset: 214, NextOffset: 496
+    testutil.go:509: Offset: 109, NextOffset: 313
+    testutil.go:509: Offset: 214, NextOffset: 497
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 320, NextOffset: 340
-    testutil.go:509: Offset: 496, NextOffset: 516
-    testutil.go:509: Offset: 340, NextOffset: 892
-    testutil.go:509: Offset: 516, NextOffset: 1145
+    testutil.go:509: Offset: 313, NextOffset: 333
+    testutil.go:509: Offset: 497, NextOffset: 517
+    testutil.go:509: Offset: 333, NextOffset: 886
+    testutil.go:509: Offset: 517, NextOffset: 1146
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 194, NextOffset: 214
-    testutil.go:509: Offset: 87, NextOffset: 107
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 110 224]
     zstdchunked_test.go:59: got zstd streams (compressed size: 264):
@@ -205422,16 +206389,10 @@
     zstdchunked_test.go:104:   [2] at 110 in stargz (nextFrame: 216/264): -1, 102
     zstdchunked_test.go:104:   [3] at 216 in stargz (nextFrame: 264/264): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 214, NextOffset: 496
-    testutil.go:509: Offset: 107, NextOffset: 320
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 496, NextOffset: 516
-    testutil.go:509: Offset: 320, NextOffset: 340
-    testutil.go:509: Offset: 516, NextOffset: 1145
-    testutil.go:509: Offset: 340, NextOffset: 892
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 89, NextOffset: 109
+    testutil.go:509: Offset: 214, NextOffset: 497
+    testutil.go:509: Offset: 109, NextOffset: 313
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 113 227]
     zstdchunked_test.go:59: got zstd streams (compressed size: 267):
@@ -205440,8 +206401,14 @@
     zstdchunked_test.go:104:   [2] at 113 in stargz (nextFrame: 219/267): -1, 102
     zstdchunked_test.go:104:   [3] at 219 in stargz (nextFrame: 267/267): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 497, NextOffset: 517
+    testutil.go:509: Offset: 313, NextOffset: 333
+    testutil.go:509: Offset: 517, NextOffset: 1146
+    testutil.go:509: Offset: 333, NextOffset: 886
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 110 224]
     zstdchunked_test.go:59: got zstd streams (compressed size: 264):
@@ -205450,29 +206417,7 @@
     zstdchunked_test.go:104:   [2] at 110 in stargz (nextFrame: 216/264): -1, 102
     zstdchunked_test.go:104:   [3] at 216 in stargz (nextFrame: 264/264): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":106,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":309,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":329,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":503,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 106
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 106, NextOffset: 309
-    testutil.go:509: Offset: 213, NextOffset: 483
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 309, NextOffset: 329
-    testutil.go:509: Offset: 483, NextOffset: 503
-    testutil.go:509: Offset: 329, NextOffset: 874
-    testutil.go:509: Offset: 503, NextOffset: 1131
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 86, NextOffset: 106
-    testutil.go:509: Offset: 213, NextOffset: 483
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 114 228]
     zstdchunked_test.go:59: got zstd streams (compressed size: 268):
@@ -205480,18 +206425,7 @@
     zstdchunked_test.go:104:   [1] at 106 in stargz (nextFrame: 114/268): 4, 110
     zstdchunked_test.go:104:   [2] at 114 in stargz (nextFrame: 220/268): -1, 102
     zstdchunked_test.go:104:   [3] at 220 in stargz (nextFrame: 268/268): -1, -1
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 106, NextOffset: 309
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 483, NextOffset: 503
-    testutil.go:509: Offset: 309, NextOffset: 329
-    testutil.go:509: Offset: 503, NextOffset: 1131
-    testutil.go:509: Offset: 329, NextOffset: 874
-=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 111 225]
     zstdchunked_test.go:59: got zstd streams (compressed size: 265):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 103/265): 107, 99
@@ -205499,16 +206433,14 @@
     zstdchunked_test.go:104:   [2] at 111 in stargz (nextFrame: 217/265): -1, 102
     zstdchunked_test.go:104:   [3] at 217 in stargz (nextFrame: 265/265): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":310,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":330,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":195,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":88,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":485,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":505,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 195, NextOffset: 215
-    testutil.go:509: Offset: 107, NextOffset: 310
-    testutil.go:509: Offset: 215, NextOffset: 490
+    testutil.go:509: Offset: 88, NextOffset: 108
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 116 231]
     zstdchunked_test.go:59: got zstd streams (compressed size: 271):
@@ -205517,28 +206449,30 @@
     zstdchunked_test.go:104:   [2] at 116 in stargz (nextFrame: 223/271): -1, 103
     zstdchunked_test.go:104:   [3] at 223 in stargz (nextFrame: 271/271): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 108, NextOffset: 313
+    testutil.go:509: Offset: 213, NextOffset: 485
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 310, NextOffset: 330
-    testutil.go:509: Offset: 490, NextOffset: 510
-    testutil.go:509: Offset: 330, NextOffset: 878
-    testutil.go:509: Offset: 510, NextOffset: 1140
+    testutil.go:509: Offset: 313, NextOffset: 333
+    testutil.go:509: Offset: 485, NextOffset: 505
+    testutil.go:509: Offset: 333, NextOffset: 878
+    testutil.go:509: Offset: 505, NextOffset: 1134
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 195, NextOffset: 215
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 215, NextOffset: 490
-    testutil.go:509: Offset: 107, NextOffset: 310
+    testutil.go:509: Offset: 193, NextOffset: 213
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 88, NextOffset: 108
+    testutil.go:509: Offset: 213, NextOffset: 485
+    testutil.go:509: Offset: 108, NextOffset: 313
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 490, NextOffset: 510
-    testutil.go:509: Offset: 310, NextOffset: 330
-    testutil.go:509: Offset: 510, NextOffset: 1140
-    testutil.go:509: Offset: 330, NextOffset: 878
+    testutil.go:509: Offset: 485, NextOffset: 505
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 113 228]
     zstdchunked_test.go:59: got zstd streams (compressed size: 268):
@@ -205547,7 +206481,11 @@
     zstdchunked_test.go:104:   [2] at 113 in stargz (nextFrame: 220/268): -1, 103
     zstdchunked_test.go:104:   [3] at 220 in stargz (nextFrame: 268/268): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 313, NextOffset: 333
+    testutil.go:509: Offset: 505, NextOffset: 1134
+    testutil.go:509: Offset: 333, NextOffset: 878
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 116 231]
     zstdchunked_test.go:59: got zstd streams (compressed size: 271):
@@ -205555,39 +206493,52 @@
     zstdchunked_test.go:104:   [1] at 108 in stargz (nextFrame: 116/271): 4, 111
     zstdchunked_test.go:104:   [2] at 116 in stargz (nextFrame: 223/271): -1, 103
     zstdchunked_test.go:104:   [3] at 223 in stargz (nextFrame: 271/271): -1, -1
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":90,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":317,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":197,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":493,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":513,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 90, NextOffset: 110
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 113 228]
     zstdchunked_test.go:59: got zstd streams (compressed size: 268):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 105/268): 109, 101
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 197, NextOffset: 217
+=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     zstdchunked_test.go:104:   [1] at 105 in stargz (nextFrame: 113/268): 4, 111
     zstdchunked_test.go:104:   [2] at 113 in stargz (nextFrame: 220/268): -1, 103
     zstdchunked_test.go:104:   [3] at 220 in stargz (nextFrame: 268/268): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":204,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":465,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 103
-    testutil.go:509: Offset: 184, NextOffset: 204
-    testutil.go:509: Offset: 103, NextOffset: 297
-    testutil.go:509: Offset: 204, NextOffset: 465
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 110, NextOffset: 317
+    testutil.go:509: Offset: 217, NextOffset: 493
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 297, NextOffset: 317
-    testutil.go:509: Offset: 465, NextOffset: 485
-    testutil.go:509: Offset: 317, NextOffset: 841
-    testutil.go:509: Offset: 485, NextOffset: 1088
+    testutil.go:509: Offset: 317, NextOffset: 337
+    testutil.go:509: Offset: 493, NextOffset: 513
+    testutil.go:509: Offset: 337, NextOffset: 884
+    testutil.go:509: Offset: 513, NextOffset: 1143
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 197, NextOffset: 217
+    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 217, NextOffset: 493
+    testutil.go:509: Offset: 110, NextOffset: 317
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 465, NextOffset: 485
+    testutil.go:509: Offset: 493, NextOffset: 513
+    testutil.go:509: Offset: 317, NextOffset: 337
+    testutil.go:509: Offset: 513, NextOffset: 1143
+    testutil.go:509: Offset: 337, NextOffset: 884
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 119 234]
     zstdchunked_test.go:59: got zstd streams (compressed size: 274):
@@ -205596,7 +206547,29 @@
     zstdchunked_test.go:104:   [2] at 119 in stargz (nextFrame: 226/274): -1, 103
     zstdchunked_test.go:104:   [3] at 226 in stargz (nextFrame: 274/274): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":84,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":323,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":189,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":487,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 189, NextOffset: 209
+    testutil.go:509: Offset: 104, NextOffset: 323
+    testutil.go:509: Offset: 209, NextOffset: 487
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 323, NextOffset: 343
+    testutil.go:509: Offset: 487, NextOffset: 507
+    testutil.go:509: Offset: 343, NextOffset: 885
+    testutil.go:509: Offset: 507, NextOffset: 1135
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 189, NextOffset: 209
+    testutil.go:509: Offset: 84, NextOffset: 104
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 116 231]
     zstdchunked_test.go:59: got zstd streams (compressed size: 271):
@@ -205605,15 +206578,17 @@
     zstdchunked_test.go:104:   [2] at 116 in stargz (nextFrame: 223/271): -1, 103
     zstdchunked_test.go:104:   [3] at 223 in stargz (nextFrame: 271/271): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 297, NextOffset: 317
-    testutil.go:509: Offset: 485, NextOffset: 1088
-    testutil.go:509: Offset: 317, NextOffset: 841
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 204
-    testutil.go:509: Offset: 83, NextOffset: 103
-    testutil.go:509: Offset: 204, NextOffset: 465
-    testutil.go:509: Offset: 103, NextOffset: 297
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 487
+    testutil.go:509: Offset: 104, NextOffset: 323
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 487, NextOffset: 507
+    testutil.go:509: Offset: 323, NextOffset: 343
+    testutil.go:509: Offset: 507, NextOffset: 1135
+    testutil.go:509: Offset: 343, NextOffset: 885
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 115 229]
     zstdchunked_test.go:59: got zstd streams (compressed size: 269):
@@ -205622,7 +206597,14 @@
     zstdchunked_test.go:104:   [2] at 115 in stargz (nextFrame: 221/269): -1, 102
     zstdchunked_test.go:104:   [3] at 221 in stargz (nextFrame: 269/269): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":320,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":194,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":496,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 107
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 112 226]
     zstdchunked_test.go:59: got zstd streams (compressed size: 266):
@@ -205631,13 +206613,45 @@
     zstdchunked_test.go:104:   [2] at 112 in stargz (nextFrame: 218/266): -1, 102
     zstdchunked_test.go:104:   [3] at 218 in stargz (nextFrame: 266/266): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 194, NextOffset: 214
+    testutil.go:509: Offset: 107, NextOffset: 320
+    testutil.go:509: Offset: 214, NextOffset: 496
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 320, NextOffset: 340
+    testutil.go:509: Offset: 496, NextOffset: 516
+    testutil.go:509: Offset: 340, NextOffset: 892
+    testutil.go:509: Offset: 516, NextOffset: 1145
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 194, NextOffset: 214
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 214, NextOffset: 496
+=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 115 229]
     zstdchunked_test.go:59: got zstd streams (compressed size: 269):
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 107, NextOffset: 320
+=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/269): 111, 103
     zstdchunked_test.go:104:   [1] at 107 in stargz (nextFrame: 115/269): 4, 110
     zstdchunked_test.go:104:   [2] at 115 in stargz (nextFrame: 221/269): -1, 102
     zstdchunked_test.go:104:   [3] at 221 in stargz (nextFrame: 269/269): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 496, NextOffset: 516
+    testutil.go:509: Offset: 320, NextOffset: 340
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 516, NextOffset: 1145
+    testutil.go:509: Offset: 340, NextOffset: 892
+=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 112 226]
     zstdchunked_test.go:59: got zstd streams (compressed size: 266):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 104/266): 108, 100
@@ -205645,28 +206659,7 @@
     zstdchunked_test.go:104:   [2] at 112 in stargz (nextFrame: 218/266): -1, 102
     zstdchunked_test.go:104:   [3] at 218 in stargz (nextFrame: 266/266): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":319,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":187,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 105, NextOffset: 299
-    testutil.go:509: Offset: 207, NextOffset: 481
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 299, NextOffset: 319
-    testutil.go:509: Offset: 481, NextOffset: 501
-    testutil.go:509: Offset: 319, NextOffset: 847
-    testutil.go:509: Offset: 501, NextOffset: 1105
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 187, NextOffset: 207
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 114 228]
     zstdchunked_test.go:59: got zstd streams (compressed size: 268):
@@ -205675,10 +206668,14 @@
     zstdchunked_test.go:104:   [2] at 114 in stargz (nextFrame: 220/268): -1, 102
     zstdchunked_test.go:104:   [3] at 220 in stargz (nextFrame: 268/268): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 207, NextOffset: 481
-    testutil.go:509: Offset: 105, NextOffset: 299
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":106,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":309,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":329,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":503,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 106
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 111 225]
     zstdchunked_test.go:59: got zstd streams (compressed size: 265):
@@ -205687,16 +206684,32 @@
     zstdchunked_test.go:104:   [2] at 111 in stargz (nextFrame: 217/265): -1, 102
     zstdchunked_test.go:104:   [3] at 217 in stargz (nextFrame: 265/265): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 106, NextOffset: 309
+    testutil.go:509: Offset: 213, NextOffset: 483
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 481, NextOffset: 501
-    testutil.go:509: Offset: 299, NextOffset: 319
-    testutil.go:509: Offset: 501, NextOffset: 1105
-    testutil.go:509: Offset: 319, NextOffset: 847
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02
+    testutil.go:509: Offset: 309, NextOffset: 329
+    testutil.go:509: Offset: 483, NextOffset: 503
+    testutil.go:509: Offset: 329, NextOffset: 874
+    testutil.go:509: Offset: 503, NextOffset: 1131
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 86, NextOffset: 106
+    testutil.go:509: Offset: 213, NextOffset: 483
+    testutil.go:509: Offset: 106, NextOffset: 309
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 483, NextOffset: 503
+    testutil.go:509: Offset: 309, NextOffset: 329
+    testutil.go:509: Offset: 503, NextOffset: 1131
+    testutil.go:509: Offset: 329, NextOffset: 874
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 120 236]
     zstdchunked_test.go:59: got zstd streams (compressed size: 276):
@@ -205705,20 +206718,31 @@
     zstdchunked_test.go:104:   [2] at 120 in stargz (nextFrame: 228/276): -1, 104
     zstdchunked_test.go:104:   [3] at 228 in stargz (nextFrame: 276/276): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 117 233]
     zstdchunked_test.go:59: got zstd streams (compressed size: 273):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/273): 113, 105
     zstdchunked_test.go:104:   [1] at 109 in stargz (nextFrame: 117/273): 4, 112
     zstdchunked_test.go:104:   [2] at 117 in stargz (nextFrame: 225/273): -1, 104
     zstdchunked_test.go:104:   [3] at 225 in stargz (nextFrame: 273/273): -1, -1
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":310,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":330,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":205,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":470,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":195,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 195, NextOffset: 215
+    testutil.go:509: Offset: 107, NextOffset: 310
+    testutil.go:509: Offset: 215, NextOffset: 490
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 310, NextOffset: 330
+    testutil.go:509: Offset: 490, NextOffset: 510
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 120 236]
     zstdchunked_test.go:59: got zstd streams (compressed size: 276):
@@ -205727,10 +206751,32 @@
     zstdchunked_test.go:104:   [2] at 120 in stargz (nextFrame: 228/276): -1, 104
     zstdchunked_test.go:104:   [3] at 228 in stargz (nextFrame: 276/276): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 185, NextOffset: 205
-    testutil.go:509: Offset: 102, NextOffset: 297
-    testutil.go:509: Offset: 205, NextOffset: 470
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 330, NextOffset: 878
+    testutil.go:509: Offset: 510, NextOffset: 1140
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 195, NextOffset: 215
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 215, NextOffset: 490
+    testutil.go:509: Offset: 107, NextOffset: 310
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 490, NextOffset: 510
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 310, NextOffset: 330
+    testutil.go:509: Offset: 510, NextOffset: 1140
+    testutil.go:509: Offset: 330, NextOffset: 878
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":204,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":465,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 103
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 117 233]
     zstdchunked_test.go:59: got zstd streams (compressed size: 273):
@@ -205738,31 +206784,16 @@
     zstdchunked_test.go:104:   [1] at 109 in stargz (nextFrame: 117/273): 4, 112
     zstdchunked_test.go:104:   [2] at 117 in stargz (nextFrame: 225/273): -1, 104
     zstdchunked_test.go:104:   [3] at 225 in stargz (nextFrame: 273/273): -1, -1
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 297, NextOffset: 317
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 470, NextOffset: 490
-    testutil.go:509: Offset: 317, NextOffset: 842
-    testutil.go:509: Offset: 490, NextOffset: 1094
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 205
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 205, NextOffset: 470
-    testutil.go:509: Offset: 102, NextOffset: 297
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 184, NextOffset: 204
+    testutil.go:509: Offset: 103, NextOffset: 297
+    testutil.go:509: Offset: 204, NextOffset: 465
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 470, NextOffset: 490
     testutil.go:509: Offset: 297, NextOffset: 317
-    testutil.go:509: Offset: 490, NextOffset: 1094
-    testutil.go:509: Offset: 317, NextOffset: 842
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 465, NextOffset: 485
 === NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 118 234]
     zstdchunked_test.go:59: got zstd streams (compressed size: 274):
@@ -205771,15 +206802,25 @@
     zstdchunked_test.go:104:   [2] at 118 in stargz (nextFrame: 226/274): -1, 104
     zstdchunked_test.go:104:   [3] at 226 in stargz (nextFrame: 274/274): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 115 231]
     zstdchunked_test.go:59: got zstd streams (compressed size: 271):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/271): 111, 103
     zstdchunked_test.go:104:   [1] at 107 in stargz (nextFrame: 115/271): 4, 112
     zstdchunked_test.go:104:   [2] at 115 in stargz (nextFrame: 223/271): -1, 104
     zstdchunked_test.go:104:   [3] at 223 in stargz (nextFrame: 271/271): -1, -1
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 317, NextOffset: 841
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 485, NextOffset: 1088
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 465, NextOffset: 485
+    testutil.go:509: Offset: 297, NextOffset: 317
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 144 288]
     zstdchunked_test.go:59: got zstd streams (compressed size: 328):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 136/328): 140, 132
@@ -205789,7 +206830,15 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 485, NextOffset: 1088
+    testutil.go:509: Offset: 317, NextOffset: 841
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 204
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 83, NextOffset: 103
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 142 286]
     zstdchunked_test.go:59: got zstd streams (compressed size: 326):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 134/326): 138, 130
@@ -205800,6 +206849,10 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 204, NextOffset: 465
+    testutil.go:509: Offset: 103, NextOffset: 297
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 144 288]
     zstdchunked_test.go:59: got zstd streams (compressed size: 328):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 136/328): 140, 132
@@ -205816,10 +206869,14 @@
     zstdchunked_test.go:104:   [1] at 134 in stargz (nextFrame: 142/326): 4, 140
     zstdchunked_test.go:104:   [2] at 142 in stargz (nextFrame: 278/326): -1, 132
     zstdchunked_test.go:104:   [3] at 278 in stargz (nextFrame: 326/326): -1, -1
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 144 288]
     zstdchunked_test.go:59: got zstd streams (compressed size: 328):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 136/328): 140, 132
@@ -205870,6 +206927,17 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":319,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":187,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 299, NextOffset: 319
+    testutil.go:509: Offset: 481, NextOffset: 501
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 122 267]
     zstdchunked_test.go:59: got zstd streams (compressed size: 307):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 114/307): 118, 110
@@ -205880,13 +206948,11 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":106,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":302,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":322,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":188,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":473,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 319, NextOffset: 847
+    testutil.go:509: Offset: 501, NextOffset: 1105
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 106
+    testutil.go:509: Offset: 85, NextOffset: 105
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 129 274]
     zstdchunked_test.go:59: got zstd streams (compressed size: 314):
@@ -205897,11 +206963,13 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 187, NextOffset: 207
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 188, NextOffset: 208
-    testutil.go:509: Offset: 106, NextOffset: 302
-    testutil.go:509: Offset: 208, NextOffset: 473
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 105, NextOffset: 299
+    testutil.go:509: Offset: 207, NextOffset: 481
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 122 267]
     zstdchunked_test.go:59: got zstd streams (compressed size: 307):
@@ -205912,41 +206980,35 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 302, NextOffset: 322
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 473, NextOffset: 493
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 187, NextOffset: 207
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 146 291]
     zstdchunked_test.go:59: got zstd streams (compressed size: 331):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 138/331): 142, 134
     zstdchunked_test.go:104:   [1] at 138 in stargz (nextFrame: 146/331): 4, 141
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 85, NextOffset: 105
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [2] at 146 in stargz (nextFrame: 283/331): -1, 133
     zstdchunked_test.go:104:   [3] at 283 in stargz (nextFrame: 331/331): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 322, NextOffset: 850
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 493, NextOffset: 1098
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 473, NextOffset: 493
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 207, NextOffset: 481
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 144 289]
     zstdchunked_test.go:59: got zstd streams (compressed size: 329):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 136/329): 140, 132
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 105, NextOffset: 299
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [1] at 136 in stargz (nextFrame: 144/329): 4, 141
     zstdchunked_test.go:104:   [2] at 144 in stargz (nextFrame: 281/329): -1, 133
     zstdchunked_test.go:104:   [3] at 281 in stargz (nextFrame: 329/329): -1, -1
@@ -205954,9 +207016,11 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 302, NextOffset: 322
-    testutil.go:509: Offset: 493, NextOffset: 1098
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 481, NextOffset: 501
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 146 291]
     zstdchunked_test.go:59: got zstd streams (compressed size: 331):
@@ -205967,13 +207031,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 322, NextOffset: 850
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 188, NextOffset: 208
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 144 289]
     zstdchunked_test.go:59: got zstd streams (compressed size: 329):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 136/329): 140, 132
@@ -205983,13 +207041,7 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 86, NextOffset: 106
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 208, NextOffset: 473
-    testutil.go:509: Offset: 106, NextOffset: 302
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 144 289]
     zstdchunked_test.go:59: got zstd streams (compressed size: 329):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 136/329): 140, 132
@@ -206010,8 +207062,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 129 272]
     zstdchunked_test.go:59: got zstd streams (compressed size: 312):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/312): 125, 117
@@ -206022,8 +207072,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 122 265]
     zstdchunked_test.go:59: got zstd streams (compressed size: 305):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 114/305): 118, 110
@@ -206034,6 +207082,11 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 299, NextOffset: 319
+    testutil.go:509: Offset: 501, NextOffset: 1105
+    testutil.go:509: Offset: 319, NextOffset: 847
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 129 272]
     zstdchunked_test.go:59: got zstd streams (compressed size: 312):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/312): 125, 117
@@ -206074,6 +207127,9 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 135 276]
     zstdchunked_test.go:59: got zstd streams (compressed size: 316):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 127/316): 131, 123
@@ -206094,14 +207150,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":204,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":465,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 103
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 135 276]
     zstdchunked_test.go:59: got zstd streams (compressed size: 316):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 127/316): 131, 123
@@ -206112,14 +207160,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 184, NextOffset: 204
-    testutil.go:509: Offset: 103, NextOffset: 297
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 132 273]
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 204, NextOffset: 465
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
     zstdchunked_test.go:59: got zstd streams (compressed size: 313):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 124/313): 128, 120
     zstdchunked_test.go:104:   [1] at 124 in stargz (nextFrame: 132/313): 4, 137
@@ -206139,13 +207180,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 297, NextOffset: 317
-    testutil.go:509: Offset: 465, NextOffset: 485
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 135 276]
     zstdchunked_test.go:59: got zstd streams (compressed size: 316):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 127/316): 131, 123
@@ -206156,15 +207190,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 317, NextOffset: 841
-    testutil.go:509: Offset: 485, NextOffset: 1088
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 204
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 129 271]
     zstdchunked_test.go:59: got zstd streams (compressed size: 311):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/311): 125, 117
@@ -206185,6 +207210,14 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":205,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":470,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 102
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 129 271]
     zstdchunked_test.go:59: got zstd streams (compressed size: 311):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/311): 125, 117
@@ -206195,8 +207228,9 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 83, NextOffset: 103
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 185, NextOffset: 205
+    testutil.go:509: Offset: 102, NextOffset: 297
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 119 261]
     zstdchunked_test.go:59: got zstd streams (compressed size: 301):
@@ -206208,13 +207242,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 204, NextOffset: 465
-    testutil.go:509: Offset: 103, NextOffset: 297
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 465, NextOffset: 485
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 205, NextOffset: 470
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 131 273]
     zstdchunked_test.go:59: got zstd streams (compressed size: 313):
@@ -206224,15 +207253,13 @@
     zstdchunked_test.go:104:   [3] at 265 in stargz (nextFrame: 313/313): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 297, NextOffset: 317
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 485, NextOffset: 1088
-    testutil.go:509: Offset: 317, NextOffset: 841
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 297, NextOffset: 317
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 120 262]
     zstdchunked_test.go:59: got zstd streams (compressed size: 302):
@@ -206244,6 +207271,9 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 470, NextOffset: 490
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 130 272]
     zstdchunked_test.go:59: got zstd streams (compressed size: 312):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 122/312): 126, 118
@@ -206261,9 +207291,21 @@
     zstdchunked_test.go:104:   [2] at 120 in stargz (nextFrame: 254/302): -1, 130
     zstdchunked_test.go:104:   [3] at 254 in stargz (nextFrame: 302/302): -1, -1
     testutil.go:1638: got TOC entries:
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 317, NextOffset: 842
+    testutil.go:509: Offset: 490, NextOffset: 1094
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 185, NextOffset: 205
+    testutil.go:509: Offset: 82, NextOffset: 102
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 130 272]
     zstdchunked_test.go:59: got zstd streams (compressed size: 312):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 122/312): 126, 118
@@ -206274,6 +207316,9 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 205, NextOffset: 470
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 120 262]
     zstdchunked_test.go:59: got zstd streams (compressed size: 302):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 112/302): 116, 108
@@ -206284,7 +207329,12 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 102, NextOffset: 297
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 470, NextOffset: 490
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 129 271]
     zstdchunked_test.go:59: got zstd streams (compressed size: 311):
@@ -206296,6 +207346,11 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 297, NextOffset: 317
+    testutil.go:509: Offset: 490, NextOffset: 1094
+    testutil.go:509: Offset: 317, NextOffset: 842
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 119 261]
     zstdchunked_test.go:59: got zstd streams (compressed size: 301):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/301): 115, 107
@@ -206306,6 +207361,9 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 129 272]
     zstdchunked_test.go:59: got zstd streams (compressed size: 312):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/312): 125, 117
@@ -206336,14 +207394,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":319,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":187,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 119 262]
     zstdchunked_test.go:59: got zstd streams (compressed size: 302):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/302): 115, 107
@@ -206374,35 +207424,14 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 105, NextOffset: 299
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 207, NextOffset: 481
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 299, NextOffset: 319
-    testutil.go:509: Offset: 481, NextOffset: 501
-    testutil.go:509: Offset: 319, NextOffset: 847
-    testutil.go:509: Offset: 501, NextOffset: 1105
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":106,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":302,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":322,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":188,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":473,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 207, NextOffset: 481
-    testutil.go:509: Offset: 105, NextOffset: 299
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 481, NextOffset: 501
-    testutil.go:509: Offset: 299, NextOffset: 319
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 501, NextOffset: 1105
-    testutil.go:509: Offset: 319, NextOffset: 847
+    testutil.go:509: Offset: 86, NextOffset: 106
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 121 263]
     zstdchunked_test.go:59: got zstd streams (compressed size: 303):
@@ -206414,30 +207443,52 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:509: Offset: 106, NextOffset: 302
+    testutil.go:509: Offset: 208, NextOffset: 473
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 302, NextOffset: 322
+    testutil.go:509: Offset: 473, NextOffset: 493
+    testutil.go:509: Offset: 322, NextOffset: 850
+    testutil.go:509: Offset: 493, NextOffset: 1098
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 119 261]
     zstdchunked_test.go:59: got zstd streams (compressed size: 301):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/301): 115, 107
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [1] at 111 in stargz (nextFrame: 119/301): 4, 138
     zstdchunked_test.go:104:   [2] at 119 in stargz (nextFrame: 253/301): -1, 130
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 188, NextOffset: 208
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [3] at 253 in stargz (nextFrame: 301/301): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":205,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":470,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 185, NextOffset: 205
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 86, NextOffset: 106
+    testutil.go:509: Offset: 208, NextOffset: 473
+    testutil.go:509: Offset: 106, NextOffset: 302
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 473, NextOffset: 493
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 121 263]
     zstdchunked_test.go:59: got zstd streams (compressed size: 303):
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 302, NextOffset: 322
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 113/303): 117, 109
     zstdchunked_test.go:104:   [1] at 113 in stargz (nextFrame: 121/303): 4, 138
     zstdchunked_test.go:104:   [2] at 121 in stargz (nextFrame: 255/303): -1, 130
@@ -206446,15 +207497,9 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 102, NextOffset: 297
-    testutil.go:509: Offset: 205, NextOffset: 470
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 297, NextOffset: 317
-    testutil.go:509: Offset: 470, NextOffset: 490
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 493, NextOffset: 1098
+    testutil.go:509: Offset: 322, NextOffset: 850
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 119 261]
     zstdchunked_test.go:59: got zstd streams (compressed size: 301):
@@ -206466,23 +207511,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 317, NextOffset: 842
-    testutil.go:509: Offset: 490, NextOffset: 1094
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 470, NextOffset: 490
-    testutil.go:509: Offset: 297, NextOffset: 317
-    testutil.go:509: Offset: 490, NextOffset: 1094
-    testutil.go:509: Offset: 317, NextOffset: 842
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 205
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 205, NextOffset: 470
-    testutil.go:509: Offset: 102, NextOffset: 297
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 123 265]
     zstdchunked_test.go:59: got zstd streams (compressed size: 305):
@@ -206494,8 +207523,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 121 263]
     zstdchunked_test.go:59: got zstd streams (compressed size: 303):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 113/303): 117, 109
@@ -206506,7 +207533,36 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":204,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":465,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 103
+    testutil.go:509: Offset: 184, NextOffset: 204
+    testutil.go:509: Offset: 103, NextOffset: 297
+    testutil.go:509: Offset: 204, NextOffset: 465
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 297, NextOffset: 317
+    testutil.go:509: Offset: 465, NextOffset: 485
+    testutil.go:509: Offset: 317, NextOffset: 841
+    testutil.go:509: Offset: 485, NextOffset: 1088
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 204
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 83, NextOffset: 103
+    testutil.go:509: Offset: 204, NextOffset: 465
+    testutil.go:509: Offset: 103, NextOffset: 297
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 465, NextOffset: 485
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 117 258]
     zstdchunked_test.go:59: got zstd streams (compressed size: 298):
@@ -206518,6 +207574,11 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 297, NextOffset: 317
+    testutil.go:509: Offset: 485, NextOffset: 1088
+    testutil.go:509: Offset: 317, NextOffset: 841
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 115 256]
     zstdchunked_test.go:59: got zstd streams (compressed size: 296):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/296): 111, 103
@@ -206528,29 +207589,7 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":106,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":302,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":322,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":188,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":473,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 106
-    testutil.go:509: Offset: 188, NextOffset: 208
-    testutil.go:509: Offset: 106, NextOffset: 302
-    testutil.go:509: Offset: 208, NextOffset: 473
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 302, NextOffset: 322
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 473, NextOffset: 493
-    testutil.go:509: Offset: 322, NextOffset: 850
-    testutil.go:509: Offset: 493, NextOffset: 1098
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 188, NextOffset: 208
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 117 258]
     zstdchunked_test.go:59: got zstd streams (compressed size: 298):
@@ -206562,10 +207601,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 86, NextOffset: 106
-    testutil.go:509: Offset: 208, NextOffset: 473
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 115 256]
     zstdchunked_test.go:59: got zstd streams (compressed size: 296):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/296): 111, 103
@@ -206576,29 +207611,52 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 106, NextOffset: 302
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":319,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":187,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 105, NextOffset: 299
+    testutil.go:509: Offset: 207, NextOffset: 481
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 473, NextOffset: 493
-    testutil.go:509: Offset: 302, NextOffset: 322
-    testutil.go:509: Offset: 493, NextOffset: 1098
-    testutil.go:509: Offset: 322, NextOffset: 850
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 299, NextOffset: 319
+    testutil.go:509: Offset: 481, NextOffset: 501
+    testutil.go:509: Offset: 319, NextOffset: 847
+    testutil.go:509: Offset: 501, NextOffset: 1105
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 481, NextOffset: 501
+    testutil.go:509: Offset: 299, NextOffset: 319
+    testutil.go:509: Offset: 501, NextOffset: 1105
+    testutil.go:509: Offset: 319, NextOffset: 847
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 207, NextOffset: 481
+    testutil.go:509: Offset: 105, NextOffset: 299
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 118 259]
     zstdchunked_test.go:59: got zstd streams (compressed size: 299):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/299): 114, 106
     zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 118/299): 4, 137
     zstdchunked_test.go:104:   [2] at 118 in stargz (nextFrame: 251/299): -1, 129
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     zstdchunked_test.go:104:   [3] at 251 in stargz (nextFrame: 299/299): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 116 257]
     zstdchunked_test.go:59: got zstd streams (compressed size: 297):
@@ -206610,8 +207668,6 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 120 261]
     zstdchunked_test.go:59: got zstd streams (compressed size: 301):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 112/301): 116, 108
@@ -206622,13 +207678,32 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":319,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":204,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":205,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":470,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 185, NextOffset: 205
+    testutil.go:509: Offset: 102, NextOffset: 297
+    testutil.go:509: Offset: 205, NextOffset: 470
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 297, NextOffset: 317
+    testutil.go:509: Offset: 470, NextOffset: 490
+    testutil.go:509: Offset: 317, NextOffset: 842
+    testutil.go:509: Offset: 490, NextOffset: 1094
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 185, NextOffset: 205
+    testutil.go:509: Offset: 82, NextOffset: 102
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 205, NextOffset: 470
+    testutil.go:509: Offset: 102, NextOffset: 297
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 118 259]
     zstdchunked_test.go:59: got zstd streams (compressed size: 299):
@@ -206637,21 +207712,17 @@
     zstdchunked_test.go:104:   [2] at 118 in stargz (nextFrame: 251/299): -1, 129
     zstdchunked_test.go:104:   [3] at 251 in stargz (nextFrame: 299/299): -1, -1
     testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 184, NextOffset: 204
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 102, NextOffset: 299
-    testutil.go:509: Offset: 204, NextOffset: 466
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 299, NextOffset: 319
-    testutil.go:509: Offset: 466, NextOffset: 486
+    testutil.go:509: Offset: 470, NextOffset: 490
+    testutil.go:509: Offset: 297, NextOffset: 317
+    testutil.go:509: Offset: 490, NextOffset: 1094
+    testutil.go:509: Offset: 317, NextOffset: 842
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 120 261]
     zstdchunked_test.go:59: got zstd streams (compressed size: 301):
@@ -206663,40 +207734,18 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 319, NextOffset: 843
-    testutil.go:509: Offset: 486, NextOffset: 1090
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 204
-    testutil.go:509: Offset: 82, NextOffset: 102
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 204, NextOffset: 466
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 118 259]
     zstdchunked_test.go:59: got zstd streams (compressed size: 299):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/299): 114, 106
     zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 118/299): 4, 137
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 102, NextOffset: 299
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
     zstdchunked_test.go:104:   [2] at 118 in stargz (nextFrame: 251/299): -1, 129
     zstdchunked_test.go:104:   [3] at 251 in stargz (nextFrame: 299/299): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 466, NextOffset: 486
-    testutil.go:509: Offset: 299, NextOffset: 319
-    testutil.go:509: Offset: 486, NextOffset: 1090
-    testutil.go:509: Offset: 319, NextOffset: 843
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 119 260]
     zstdchunked_test.go:59: got zstd streams (compressed size: 300):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/300): 115, 107
@@ -206707,7 +207756,13 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":106,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":302,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":322,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":188,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":473,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 106
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 117 258]
     zstdchunked_test.go:59: got zstd streams (compressed size: 298):
@@ -206719,11 +207774,21 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:509: Offset: 106, NextOffset: 302
+    testutil.go:509: Offset: 208, NextOffset: 473
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 302, NextOffset: 322
+=== RUN   TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 117 259]
     zstdchunked_test.go:59: got zstd streams (compressed size: 299):
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 473, NextOffset: 493
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/299): 113, 105
     zstdchunked_test.go:104:   [1] at 109 in stargz (nextFrame: 117/299): 4, 138
     zstdchunked_test.go:104:   [2] at 117 in stargz (nextFrame: 251/299): -1, 130
@@ -206732,47 +207797,36 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":314,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":187,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":480,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 322, NextOffset: 850
+    testutil.go:509: Offset: 493, NextOffset: 1098
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 187, NextOffset: 207
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 105, NextOffset: 314
-    testutil.go:509: Offset: 207, NextOffset: 480
+    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:509: Offset: 86, NextOffset: 106
+    testutil.go:509: Offset: 208, NextOffset: 473
+    testutil.go:509: Offset: 106, NextOffset: 302
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 314, NextOffset: 334
+    testutil.go:509: Offset: 473, NextOffset: 493
+    testutil.go:509: Offset: 302, NextOffset: 322
+    testutil.go:509: Offset: 493, NextOffset: 1098
+    testutil.go:509: Offset: 322, NextOffset: 850
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 115 257]
     zstdchunked_test.go:59: got zstd streams (compressed size: 297):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/297): 111, 103
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 480, NextOffset: 500
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [1] at 107 in stargz (nextFrame: 115/297): 4, 138
     zstdchunked_test.go:104:   [2] at 115 in stargz (nextFrame: 249/297): -1, 130
     zstdchunked_test.go:104:   [3] at 249 in stargz (nextFrame: 297/297): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 334, NextOffset: 861
-    testutil.go:509: Offset: 500, NextOffset: 1104
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 207, NextOffset: 480
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 117 259]
     zstdchunked_test.go:59: got zstd streams (compressed size: 299):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/299): 113, 105
@@ -206781,34 +207835,42 @@
     zstdchunked_test.go:104:   [3] at 251 in stargz (nextFrame: 299/299): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 105, NextOffset: 314
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":319,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":204,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 184, NextOffset: 204
+    testutil.go:509: Offset: 102, NextOffset: 299
+    testutil.go:509: Offset: 204, NextOffset: 466
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 480, NextOffset: 500
-    testutil.go:509: Offset: 314, NextOffset: 334
-    testutil.go:509: Offset: 500, NextOffset: 1104
+    testutil.go:509: Offset: 299, NextOffset: 319
+    testutil.go:509: Offset: 466, NextOffset: 486
+    testutil.go:509: Offset: 319, NextOffset: 843
+    testutil.go:509: Offset: 486, NextOffset: 1090
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 204
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 115 257]
     zstdchunked_test.go:59: got zstd streams (compressed size: 297):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/297): 111, 103
     zstdchunked_test.go:104:   [1] at 107 in stargz (nextFrame: 115/297): 4, 138
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 334, NextOffset: 861
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
     zstdchunked_test.go:104:   [2] at 115 in stargz (nextFrame: 249/297): -1, 130
     zstdchunked_test.go:104:   [3] at 249 in stargz (nextFrame: 297/297): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 117 259]
     zstdchunked_test.go:59: got zstd streams (compressed size: 299):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/299): 113, 105
@@ -206819,7 +207881,16 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 82, NextOffset: 102
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 204, NextOffset: 466
+    testutil.go:509: Offset: 102, NextOffset: 299
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 466, NextOffset: 486
 === NAME  TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 115 257]
     zstdchunked_test.go:59: got zstd streams (compressed size: 297):
@@ -206831,6 +207902,12 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/bar","type":"symlink","linkName":"../../x","mode":420}
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 299, NextOffset: 319
+    testutil.go:509: Offset: 486, NextOffset: 1090
+    testutil.go:509: Offset: 319, NextOffset: 843
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 131 151 171 191 211 231 265 783]
     zstdchunked_test.go:59: got zstd streams (compressed size: 823):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 131/823): 127, 253
@@ -206843,14 +207920,6 @@
     zstdchunked_test.go:104:   [7] at 257 in stargz (nextFrame: 265/823): 4, 514
     zstdchunked_test.go:104:   [8] at 265 in stargz (nextFrame: 775/823): -1, 506
     zstdchunked_test.go:104:   [9] at 775 in stargz (nextFrame: 823/823): -1, -1
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":205,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":469,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":489,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 103
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":131,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -206859,28 +207928,19 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":191,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":211,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":231,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 185, NextOffset: 205
-    testutil.go:509: Offset: 103, NextOffset: 301
-    testutil.go:509: Offset: 205, NextOffset: 469
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 301, NextOffset: 321
-    testutil.go:509: Offset: 469, NextOffset: 489
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 321, NextOffset: 846
-    testutil.go:509: Offset: 489, NextOffset: 1093
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":314,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":187,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":480,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 205
-    testutil.go:509: Offset: 83, NextOffset: 103
-    testutil.go:509: Offset: 205, NextOffset: 469
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 105, NextOffset: 314
+    testutil.go:509: Offset: 207, NextOffset: 480
+    testutil.go:395: Comparing: "foo2" vs "foo2"
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 131 151 171 191 211 231 266 784]
     zstdchunked_test.go:59: got zstd streams (compressed size: 824):
@@ -206891,6 +207951,11 @@
     zstdchunked_test.go:104:   [4] at 191 in stargz (nextFrame: 211/824): 16, 63
     zstdchunked_test.go:104:   [5] at 211 in stargz (nextFrame: 231/824): 16, 43
     zstdchunked_test.go:104:   [6] at 231 in stargz (nextFrame: 258/824): 31, 23
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 314, NextOffset: 334
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [7] at 258 in stargz (nextFrame: 266/824): 4, 514
     zstdchunked_test.go:104:   [8] at 266 in stargz (nextFrame: 776/824): -1, 506
     zstdchunked_test.go:104:   [9] at 776 in stargz (nextFrame: 824/824): -1, -1
@@ -206898,24 +207963,32 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":131,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":151,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 103, NextOffset: 301
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":171,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":191,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":211,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":231,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 480, NextOffset: 500
+    testutil.go:509: Offset: 334, NextOffset: 861
+    testutil.go:509: Offset: 500, NextOffset: 1104
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 207, NextOffset: 480
+    testutil.go:509: Offset: 105, NextOffset: 314
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 469, NextOffset: 489
-    testutil.go:509: Offset: 301, NextOffset: 321
-    testutil.go:509: Offset: 489, NextOffset: 1093
-    testutil.go:509: Offset: 321, NextOffset: 846
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 480, NextOffset: 500
+    testutil.go:509: Offset: 314, NextOffset: 334
+    testutil.go:509: Offset: 500, NextOffset: 1104
+    testutil.go:509: Offset: 334, NextOffset: 861
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 131 151 171 191 211 231 265 783]
     zstdchunked_test.go:59: got zstd streams (compressed size: 823):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 131/823): 127, 253
@@ -206936,24 +208009,37 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":191,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":211,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":231,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":305,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":325,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":188,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":474,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":494,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":205,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":469,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":489,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 188, NextOffset: 208
-    testutil.go:509: Offset: 105, NextOffset: 305
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 208, NextOffset: 474
+    testutil.go:509: Offset: 83, NextOffset: 103
+    testutil.go:509: Offset: 185, NextOffset: 205
+    testutil.go:509: Offset: 103, NextOffset: 301
+    testutil.go:509: Offset: 205, NextOffset: 469
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 305, NextOffset: 325
-    testutil.go:509: Offset: 474, NextOffset: 494
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 301, NextOffset: 321
+    testutil.go:509: Offset: 469, NextOffset: 489
+    testutil.go:509: Offset: 321, NextOffset: 846
+    testutil.go:509: Offset: 489, NextOffset: 1093
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 469, NextOffset: 489
+    testutil.go:509: Offset: 301, NextOffset: 321
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 489, NextOffset: 1093
+    testutil.go:509: Offset: 321, NextOffset: 846
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 185, NextOffset: 205
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 131 151 171 191 211 231 266 784]
     zstdchunked_test.go:59: got zstd streams (compressed size: 824):
@@ -206970,29 +208056,19 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":131,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 83, NextOffset: 103
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":151,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":171,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":191,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":211,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":231,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 325, NextOffset: 852
-    testutil.go:509: Offset: 494, NextOffset: 1099
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 188, NextOffset: 208
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 208, NextOffset: 474
-    testutil.go:509: Offset: 105, NextOffset: 305
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 474, NextOffset: 494
-    testutil.go:509: Offset: 305, NextOffset: 325
-    testutil.go:509: Offset: 494, NextOffset: 1099
-    testutil.go:509: Offset: 325, NextOffset: 852
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 205, NextOffset: 469
+    testutil.go:509: Offset: 103, NextOffset: 301
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 131 151 171 191 211 231 265 783]
     zstdchunked_test.go:59: got zstd streams (compressed size: 823):
@@ -207010,13 +208086,39 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":131,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":151,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":171,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":191,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":211,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":305,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":325,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":188,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":474,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":494,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 305, NextOffset: 325
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":231,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 474, NextOffset: 494
+    testutil.go:509: Offset: 325, NextOffset: 852
+    testutil.go:509: Offset: 494, NextOffset: 1099
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 105
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:509: Offset: 105, NextOffset: 305
+    testutil.go:509: Offset: 208, NextOffset: 474
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:509: Offset: 85, NextOffset: 105
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 131 151 171 191 211 231 266 784]
     zstdchunked_test.go:59: got zstd streams (compressed size: 824):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 131/824): 127, 254
@@ -207037,36 +208139,26 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":191,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":211,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":231,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":279,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":299,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":451,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 78, NextOffset: 98
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 98, NextOffset: 279
-    testutil.go:509: Offset: 197, NextOffset: 451
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 208, NextOffset: 474
+    testutil.go:509: Offset: 105, NextOffset: 305
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 279, NextOffset: 299
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
+    testutil.go:509: Offset: 474, NextOffset: 494
+    testutil.go:509: Offset: 305, NextOffset: 325
+    testutil.go:509: Offset: 494, NextOffset: 1099
+    testutil.go:509: Offset: 325, NextOffset: 852
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 117 137 157 177 197 217 251 775]
     zstdchunked_test.go:59: got zstd streams (compressed size: 815):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 117/815): 113, 239
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [1] at 117 in stargz (nextFrame: 137/815): 16, 122
     zstdchunked_test.go:104:   [2] at 137 in stargz (nextFrame: 157/815): 16, 102
     zstdchunked_test.go:104:   [3] at 157 in stargz (nextFrame: 177/815): 16, 82
     zstdchunked_test.go:104:   [4] at 177 in stargz (nextFrame: 197/815): 16, 62
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 451, NextOffset: 471
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [5] at 197 in stargz (nextFrame: 217/815): 16, 42
     zstdchunked_test.go:104:   [6] at 217 in stargz (nextFrame: 243/815): 30, 22
     zstdchunked_test.go:104:   [7] at 243 in stargz (nextFrame: 251/815): 4, 520
@@ -207080,25 +208172,10 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":177,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":197,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":217,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 299, NextOffset: 825
-    testutil.go:509: Offset: 471, NextOffset: 1065
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 78, NextOffset: 98
-    testutil.go:509: Offset: 197, NextOffset: 451
-    testutil.go:509: Offset: 98, NextOffset: 279
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 451, NextOffset: 471
-    testutil.go:509: Offset: 279, NextOffset: 299
-    testutil.go:509: Offset: 471, NextOffset: 1065
-    testutil.go:509: Offset: 299, NextOffset: 825
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 117 137 157 177 197 217 252 776]
     zstdchunked_test.go:59: got zstd streams (compressed size: 816):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 117/816): 113, 240
@@ -207119,8 +208196,42 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":177,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":197,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":217,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":279,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":299,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":451,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 78, NextOffset: 98
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 98, NextOffset: 279
+    testutil.go:509: Offset: 197, NextOffset: 451
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 279, NextOffset: 299
+    testutil.go:509: Offset: 451, NextOffset: 471
+    testutil.go:509: Offset: 299, NextOffset: 825
+    testutil.go:509: Offset: 471, NextOffset: 1065
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 78, NextOffset: 98
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 197, NextOffset: 451
+    testutil.go:509: Offset: 98, NextOffset: 279
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 451, NextOffset: 471
+    testutil.go:509: Offset: 279, NextOffset: 299
+    testutil.go:509: Offset: 471, NextOffset: 1065
+    testutil.go:509: Offset: 299, NextOffset: 825
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 117 137 157 177 197 217 251 775]
     zstdchunked_test.go:59: got zstd streams (compressed size: 815):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 117/815): 113, 239
@@ -207141,20 +208252,14 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":177,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":197,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":217,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 117 137 157 177 197 217 252 776]
     zstdchunked_test.go:59: got zstd streams (compressed size: 816):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 117/816): 113, 240
     zstdchunked_test.go:104:   [1] at 117 in stargz (nextFrame: 137/816): 16, 123
     zstdchunked_test.go:104:   [2] at 137 in stargz (nextFrame: 157/816): 16, 103
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":463,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
     zstdchunked_test.go:104:   [3] at 157 in stargz (nextFrame: 177/816): 16, 83
     zstdchunked_test.go:104:   [4] at 177 in stargz (nextFrame: 197/816): 16, 63
     zstdchunked_test.go:104:   [5] at 197 in stargz (nextFrame: 217/816): 16, 43
@@ -207170,32 +208275,8 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":177,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":197,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":217,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 78, NextOffset: 98
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 98, NextOffset: 288
-    testutil.go:509: Offset: 197, NextOffset: 463
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 463, NextOffset: 483
-    testutil.go:509: Offset: 308, NextOffset: 835
-    testutil.go:509: Offset: 483, NextOffset: 1079
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 78, NextOffset: 98
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 197, NextOffset: 463
-    testutil.go:509: Offset: 98, NextOffset: 288
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 463, NextOffset: 483
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 116 136 156 176 196 216 250 774]
     zstdchunked_test.go:59: got zstd streams (compressed size: 814):
@@ -207217,12 +208298,6 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":176,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":196,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 483, NextOffset: 1079
-    testutil.go:509: Offset: 308, NextOffset: 835
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 116 136 156 176 196 216 251 775]
     zstdchunked_test.go:59: got zstd streams (compressed size: 815):
@@ -207244,18 +208319,19 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":176,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":196,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":304,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":455,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":463,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 78, NextOffset: 98
     testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 99, NextOffset: 284
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 98, NextOffset: 288
+    testutil.go:509: Offset: 197, NextOffset: 463
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 153 173 193 213 233 267 797]
     zstdchunked_test.go:59: got zstd streams (compressed size: 837):
@@ -207268,9 +208344,6 @@
     zstdchunked_test.go:104:   [6] at 233 in stargz (nextFrame: 259/837): 30, 22
     zstdchunked_test.go:104:   [7] at 259 in stargz (nextFrame: 267/837): 4, 526
     zstdchunked_test.go:104:   [8] at 267 in stargz (nextFrame: 789/837): -1, 518
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 197, NextOffset: 455
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [9] at 789 in stargz (nextFrame: 837/837): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
@@ -207280,21 +208353,32 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":193,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":233,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 284, NextOffset: 304
-    testutil.go:509: Offset: 455, NextOffset: 475
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 304, NextOffset: 829
-    testutil.go:509: Offset: 475, NextOffset: 1069
+    testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 463, NextOffset: 483
+    testutil.go:509: Offset: 308, NextOffset: 835
+    testutil.go:509: Offset: 483, NextOffset: 1079
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 78, NextOffset: 98
+    testutil.go:509: Offset: 197, NextOffset: 463
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 98, NextOffset: 288
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 463, NextOffset: 483
+    testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 483, NextOffset: 1079
+    testutil.go:509: Offset: 308, NextOffset: 835
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 153 173 193 213 233 268 798]
     zstdchunked_test.go:59: got zstd streams (compressed size: 838):
@@ -207303,6 +208387,8 @@
     zstdchunked_test.go:104:   [2] at 153 in stargz (nextFrame: 173/838): 16, 103
     zstdchunked_test.go:104:   [3] at 173 in stargz (nextFrame: 193/838): 16, 83
     zstdchunked_test.go:104:   [4] at 193 in stargz (nextFrame: 213/838): 16, 63
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [5] at 213 in stargz (nextFrame: 233/838): 16, 43
     zstdchunked_test.go:104:   [6] at 233 in stargz (nextFrame: 260/838): 31, 23
     zstdchunked_test.go:104:   [7] at 260 in stargz (nextFrame: 268/838): 4, 526
@@ -207316,23 +208402,8 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":193,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":233,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 79, NextOffset: 99
-    testutil.go:509: Offset: 197, NextOffset: 455
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 99, NextOffset: 284
-    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 455, NextOffset: 475
-    testutil.go:509: Offset: 284, NextOffset: 304
-    testutil.go:509: Offset: 475, NextOffset: 1069
-    testutil.go:509: Offset: 304, NextOffset: 829
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 133 153 173 193 213 233 267 797]
     zstdchunked_test.go:59: got zstd streams (compressed size: 837):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 133/837): 129, 255
@@ -207353,7 +208424,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":193,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":233,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 133 153 173 193 213 233 268 798]
     zstdchunked_test.go:59: got zstd streams (compressed size: 838):
@@ -207375,41 +208446,34 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":193,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":233,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":287,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":198,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":304,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":455,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 101
-    testutil.go:509: Offset: 178, NextOffset: 198
-    testutil.go:509: Offset: 101, NextOffset: 287
-    testutil.go:509: Offset: 198, NextOffset: 457
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 99, NextOffset: 284
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 197, NextOffset: 455
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 287, NextOffset: 307
-    testutil.go:509: Offset: 457, NextOffset: 477
-    testutil.go:509: Offset: 307, NextOffset: 833
-    testutil.go:509: Offset: 477, NextOffset: 1073
+    testutil.go:509: Offset: 284, NextOffset: 304
+    testutil.go:509: Offset: 455, NextOffset: 475
+    testutil.go:509: Offset: 304, NextOffset: 829
+    testutil.go:509: Offset: 475, NextOffset: 1069
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 198
-    testutil.go:509: Offset: 81, NextOffset: 101
+    testutil.go:509: Offset: 177, NextOffset: 197
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 198, NextOffset: 457
-    testutil.go:509: Offset: 101, NextOffset: 287
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 457, NextOffset: 477
-    testutil.go:509: Offset: 287, NextOffset: 307
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 477, NextOffset: 1073
-    testutil.go:509: Offset: 307, NextOffset: 833
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 197, NextOffset: 455
+    testutil.go:509: Offset: 99, NextOffset: 284
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 131 151 171 191 211 231 265 796]
     zstdchunked_test.go:59: got zstd streams (compressed size: 836):
@@ -207431,9 +208495,19 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":191,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":211,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":231,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 455, NextOffset: 475
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 284, NextOffset: 304
+    testutil.go:509: Offset: 475, NextOffset: 1069
+    testutil.go:509: Offset: 304, NextOffset: 829
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 131 151 171 191 211 231 266 797]
     zstdchunked_test.go:59: got zstd streams (compressed size: 837):
@@ -207455,15 +208529,8 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":191,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":211,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":231,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":279,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":299,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":451,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 78, NextOffset: 98
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 117 137 157 177 197 217 251 774]
     zstdchunked_test.go:59: got zstd streams (compressed size: 814):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 117/814): 113, 239
@@ -207474,9 +208541,6 @@
     zstdchunked_test.go:104:   [5] at 197 in stargz (nextFrame: 217/814): 16, 42
     zstdchunked_test.go:104:   [6] at 217 in stargz (nextFrame: 243/814): 30, 22
     zstdchunked_test.go:104:   [7] at 243 in stargz (nextFrame: 251/814): 4, 519
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 177, NextOffset: 197
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [8] at 251 in stargz (nextFrame: 766/814): -1, 511
     zstdchunked_test.go:104:   [9] at 766 in stargz (nextFrame: 814/814): -1, -1
     testutil.go:1638: got TOC entries:
@@ -207487,35 +208551,41 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":177,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":197,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":217,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 98, NextOffset: 279
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 197, NextOffset: 451
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":287,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":198,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 279, NextOffset: 299
-    testutil.go:509: Offset: 451, NextOffset: 471
-    testutil.go:509: Offset: 299, NextOffset: 825
-    testutil.go:509: Offset: 471, NextOffset: 1065
+    testutil.go:509: Offset: 287, NextOffset: 307
+    testutil.go:509: Offset: 457, NextOffset: 477
+    testutil.go:509: Offset: 307, NextOffset: 833
+    testutil.go:509: Offset: 477, NextOffset: 1073
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 101
+    testutil.go:509: Offset: 178, NextOffset: 198
+    testutil.go:509: Offset: 101, NextOffset: 287
+    testutil.go:509: Offset: 198, NextOffset: 457
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 78, NextOffset: 98
-    testutil.go:509: Offset: 197, NextOffset: 451
-    testutil.go:509: Offset: 98, NextOffset: 279
+    testutil.go:509: Offset: 178, NextOffset: 198
+    testutil.go:509: Offset: 81, NextOffset: 101
+    testutil.go:509: Offset: 198, NextOffset: 457
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 117 137 157 177 197 217 252 775]
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 101, NextOffset: 287
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
-    zstdchunked_test.go:59: got zstd streams (compressed size: 815):
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 457, NextOffset: 477
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 117 137 157 177 197 217 252 775]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 815):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 117/815): 113, 240
     zstdchunked_test.go:104:   [1] at 117 in stargz (nextFrame: 137/815): 16, 123
     zstdchunked_test.go:104:   [2] at 137 in stargz (nextFrame: 157/815): 16, 103
@@ -207528,22 +208598,19 @@
     zstdchunked_test.go:104:   [9] at 767 in stargz (nextFrame: 815/815): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 451, NextOffset: 471
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":117,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":157,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":177,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":197,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":217,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 279, NextOffset: 299
-    testutil.go:509: Offset: 471, NextOffset: 1065
-    testutil.go:509: Offset: 299, NextOffset: 825
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 287, NextOffset: 307
+    testutil.go:509: Offset: 477, NextOffset: 1073
+    testutil.go:509: Offset: 307, NextOffset: 833
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 117 137 157 177 197 217 251 774]
     zstdchunked_test.go:59: got zstd streams (compressed size: 814):
@@ -207566,6 +208633,8 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":197,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":217,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 117 137 157 177 197 217 252 775]
     zstdchunked_test.go:59: got zstd streams (compressed size: 815):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 117/815): 113, 240
@@ -207586,32 +208655,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":177,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":197,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":217,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":463,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 78, NextOffset: 98
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 98, NextOffset: 288
-    testutil.go:509: Offset: 197, NextOffset: 463
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 463, NextOffset: 483
-    testutil.go:509: Offset: 308, NextOffset: 835
-    testutil.go:509: Offset: 483, NextOffset: 1079
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 197
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 116 136 156 176 196 216 250 773]
     zstdchunked_test.go:59: got zstd streams (compressed size: 813):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 116/813): 112, 238
@@ -207627,26 +208671,22 @@
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":116,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 78, NextOffset: 98
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":136,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":156,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":176,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":196,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 197, NextOffset: 463
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":279,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":299,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":451,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 78, NextOffset: 98
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 98, NextOffset: 288
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 463, NextOffset: 483
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 483, NextOffset: 1079
-    testutil.go:509: Offset: 308, NextOffset: 835
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 177, NextOffset: 197
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 116 136 156 176 196 216 251 774]
     zstdchunked_test.go:59: got zstd streams (compressed size: 814):
@@ -207668,9 +208708,30 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":176,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":196,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 98, NextOffset: 279
+    testutil.go:509: Offset: 197, NextOffset: 451
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 279, NextOffset: 299
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 451, NextOffset: 471
+    testutil.go:509: Offset: 299, NextOffset: 825
+    testutil.go:509: Offset: 471, NextOffset: 1065
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 78, NextOffset: 98
+    testutil.go:509: Offset: 197, NextOffset: 451
+    testutil.go:509: Offset: 98, NextOffset: 279
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 451, NextOffset: 471
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 127 147 167 187 207 227 261 767]
     zstdchunked_test.go:59: got zstd streams (compressed size: 807):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 127/807): 123, 249
@@ -207691,40 +208752,13 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":207,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":227,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":304,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":455,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 284, NextOffset: 304
-    testutil.go:509: Offset: 455, NextOffset: 475
-    testutil.go:509: Offset: 304, NextOffset: 829
-    testutil.go:509: Offset: 475, NextOffset: 1069
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 99
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 99, NextOffset: 284
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 197, NextOffset: 455
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 279, NextOffset: 299
+    testutil.go:509: Offset: 471, NextOffset: 1065
+    testutil.go:509: Offset: 299, NextOffset: 825
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 79, NextOffset: 99
-    testutil.go:509: Offset: 197, NextOffset: 455
-    testutil.go:509: Offset: 99, NextOffset: 284
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 455, NextOffset: 475
-    testutil.go:509: Offset: 284, NextOffset: 304
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 127 147 167 187 207 227 262 768]
     zstdchunked_test.go:59: got zstd streams (compressed size: 808):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 127/808): 123, 250
@@ -207745,21 +208779,42 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":207,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":227,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 475, NextOffset: 1069
-    testutil.go:509: Offset: 304, NextOffset: 829
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":287,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":198,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":463,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 101
-    testutil.go:509: Offset: 178, NextOffset: 198
+    testutil.go:509: Offset: 78, NextOffset: 98
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 98, NextOffset: 288
+    testutil.go:509: Offset: 197, NextOffset: 463
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 463, NextOffset: 483
+    testutil.go:509: Offset: 308, NextOffset: 835
+    testutil.go:509: Offset: 483, NextOffset: 1079
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 463, NextOffset: 483
+    testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 483, NextOffset: 1079
+    testutil.go:509: Offset: 308, NextOffset: 835
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 197
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 78, NextOffset: 98
+    testutil.go:509: Offset: 197, NextOffset: 463
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 98, NextOffset: 288
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 127 147 167 187 207 227 261 767]
     zstdchunked_test.go:59: got zstd streams (compressed size: 807):
@@ -207781,33 +208836,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":207,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":227,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 101, NextOffset: 287
-    testutil.go:509: Offset: 198, NextOffset: 457
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 287, NextOffset: 307
-    testutil.go:509: Offset: 457, NextOffset: 477
-    testutil.go:509: Offset: 307, NextOffset: 833
-    testutil.go:509: Offset: 477, NextOffset: 1073
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 457, NextOffset: 477
-    testutil.go:509: Offset: 287, NextOffset: 307
-    testutil.go:509: Offset: 477, NextOffset: 1073
-    testutil.go:509: Offset: 307, NextOffset: 833
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 198
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 81, NextOffset: 101
-    testutil.go:509: Offset: 198, NextOffset: 457
-    testutil.go:509: Offset: 101, NextOffset: 287
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 127 147 167 187 207 227 262 768]
     zstdchunked_test.go:59: got zstd streams (compressed size: 808):
@@ -207829,32 +208858,41 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":187,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":207,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":227,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":180,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":200,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":454,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":304,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":455,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 180, NextOffset: 200
-    testutil.go:509: Offset: 102, NextOffset: 288
-    testutil.go:509: Offset: 200, NextOffset: 454
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 99, NextOffset: 284
+    testutil.go:509: Offset: 197, NextOffset: 455
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 454, NextOffset: 474
-    testutil.go:509: Offset: 308, NextOffset: 832
-    testutil.go:509: Offset: 474, NextOffset: 1067
+    testutil.go:509: Offset: 284, NextOffset: 304
+    testutil.go:509: Offset: 455, NextOffset: 475
+    testutil.go:509: Offset: 304, NextOffset: 829
+    testutil.go:509: Offset: 475, NextOffset: 1069
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 180, NextOffset: 200
-    testutil.go:509: Offset: 82, NextOffset: 102
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 197, NextOffset: 455
+    testutil.go:509: Offset: 99, NextOffset: 284
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 455, NextOffset: 475
+    testutil.go:509: Offset: 284, NextOffset: 304
+    testutil.go:509: Offset: 475, NextOffset: 1069
+    testutil.go:509: Offset: 304, NextOffset: 829
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 128 148 168 188 208 228 262 768]
     zstdchunked_test.go:59: got zstd streams (compressed size: 808):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 128/808): 124, 250
@@ -207875,21 +208913,36 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":208,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":228,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 200, NextOffset: 454
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 102, NextOffset: 288
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":287,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":198,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 101
+    testutil.go:509: Offset: 178, NextOffset: 198
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 101, NextOffset: 287
+    testutil.go:509: Offset: 198, NextOffset: 457
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 454, NextOffset: 474
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 474, NextOffset: 1067
-    testutil.go:509: Offset: 308, NextOffset: 832
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 287, NextOffset: 307
+    testutil.go:509: Offset: 457, NextOffset: 477
+    testutil.go:509: Offset: 307, NextOffset: 833
+    testutil.go:509: Offset: 477, NextOffset: 1073
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 178, NextOffset: 198
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 81, NextOffset: 101
+    testutil.go:509: Offset: 198, NextOffset: 457
+    testutil.go:509: Offset: 101, NextOffset: 287
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 128 148 168 188 208 228 263 769]
     zstdchunked_test.go:59: got zstd streams (compressed size: 809):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 128/809): 124, 251
@@ -207910,39 +208963,17 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":188,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":208,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":228,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":298,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":318,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":201,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 99
-    testutil.go:509: Offset: 181, NextOffset: 201
-    testutil.go:509: Offset: 99, NextOffset: 298
-    testutil.go:509: Offset: 201, NextOffset: 466
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 298, NextOffset: 318
-    testutil.go:509: Offset: 466, NextOffset: 486
-    testutil.go:509: Offset: 318, NextOffset: 846
-    testutil.go:509: Offset: 486, NextOffset: 1079
-    testutil.go:395: Comparing: "" vs ""
+    testutil.go:509: Offset: 457, NextOffset: 477
+    testutil.go:509: Offset: 287, NextOffset: 307
+    testutil.go:509: Offset: 477, NextOffset: 1073
+    testutil.go:509: Offset: 307, NextOffset: 833
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 201
-    testutil.go:509: Offset: 79, NextOffset: 99
-    testutil.go:509: Offset: 201, NextOffset: 466
-    testutil.go:509: Offset: 99, NextOffset: 298
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 466, NextOffset: 486
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 114 134 154 174 194 214 248 755]
     zstdchunked_test.go:59: got zstd streams (compressed size: 795):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 114/795): 110, 236
@@ -207963,36 +208994,41 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":174,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":194,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 298, NextOffset: 318
-    testutil.go:509: Offset: 486, NextOffset: 1079
-    testutil.go:509: Offset: 318, NextOffset: 846
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":84,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":294,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":314,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":202,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":459,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":479,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":180,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":200,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":454,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 180, NextOffset: 200
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 102, NextOffset: 288
+    testutil.go:509: Offset: 200, NextOffset: 454
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 294, NextOffset: 314
-    testutil.go:509: Offset: 459, NextOffset: 479
-    testutil.go:509: Offset: 314, NextOffset: 837
-    testutil.go:509: Offset: 479, NextOffset: 1074
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 182, NextOffset: 202
-    testutil.go:509: Offset: 104, NextOffset: 294
-    testutil.go:509: Offset: 202, NextOffset: 459
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 454, NextOffset: 474
+    testutil.go:509: Offset: 308, NextOffset: 832
+    testutil.go:509: Offset: 474, NextOffset: 1067
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 202
-    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 180, NextOffset: 200
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 200, NextOffset: 454
+    testutil.go:509: Offset: 102, NextOffset: 288
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 454, NextOffset: 474
+    testutil.go:509: Offset: 288, NextOffset: 308
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 474, NextOffset: 1067
+    testutil.go:509: Offset: 308, NextOffset: 832
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 114 134 154 174 194 214 249 756]
     zstdchunked_test.go:59: got zstd streams (compressed size: 796):
@@ -208008,27 +209044,26 @@
     zstdchunked_test.go:104:   [9] at 748 in stargz (nextFrame: 796/796): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":114,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":134,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":174,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":194,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 202, NextOffset: 459
-    testutil.go:509: Offset: 104, NextOffset: 294
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":298,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":318,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":201,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 459, NextOffset: 479
-    testutil.go:509: Offset: 294, NextOffset: 314
-    testutil.go:509: Offset: 479, NextOffset: 1074
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 314, NextOffset: 837
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 298, NextOffset: 318
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 114 134 154 174 194 214 248 755]
     zstdchunked_test.go:59: got zstd streams (compressed size: 795):
@@ -208050,31 +209085,31 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":174,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":194,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 466, NextOffset: 486
+    testutil.go:509: Offset: 318, NextOffset: 846
+    testutil.go:509: Offset: 486, NextOffset: 1079
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 181, NextOffset: 201
+    testutil.go:509: Offset: 99, NextOffset: 298
+    testutil.go:509: Offset: 201, NextOffset: 466
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 201
     testutil.go:509: Offset: 79, NextOffset: 99
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 99, NextOffset: 288
-    testutil.go:509: Offset: 197, NextOffset: 457
+    testutil.go:509: Offset: 201, NextOffset: 466
+    testutil.go:509: Offset: 99, NextOffset: 298
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 457, NextOffset: 477
+    testutil.go:509: Offset: 466, NextOffset: 486
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 308, NextOffset: 836
-    testutil.go:509: Offset: 477, NextOffset: 1072
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 79, NextOffset: 99
-    testutil.go:509: Offset: 197, NextOffset: 457
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 298, NextOffset: 318
+    testutil.go:509: Offset: 486, NextOffset: 1079
+    testutil.go:509: Offset: 318, NextOffset: 846
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 114 134 154 174 194 214 249 756]
     zstdchunked_test.go:59: got zstd streams (compressed size: 796):
@@ -208086,65 +209121,23 @@
     zstdchunked_test.go:104:   [5] at 194 in stargz (nextFrame: 214/796): 16, 43
     zstdchunked_test.go:104:   [6] at 214 in stargz (nextFrame: 241/796): 31, 23
     zstdchunked_test.go:104:   [7] at 241 in stargz (nextFrame: 249/796): 4, 503
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
     zstdchunked_test.go:104:   [8] at 249 in stargz (nextFrame: 748/796): -1, 495
     zstdchunked_test.go:104:   [9] at 748 in stargz (nextFrame: 796/796): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":114,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 99, NextOffset: 288
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":134,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":154,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":174,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":194,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 457, NextOffset: 477
-    testutil.go:509: Offset: 288, NextOffset: 308
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 477, NextOffset: 1072
-    testutil.go:509: Offset: 308, NextOffset: 836
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":314,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":189,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 314, NextOffset: 334
-    testutil.go:509: Offset: 490, NextOffset: 510
-    testutil.go:509: Offset: 334, NextOffset: 877
-    testutil.go:509: Offset: 510, NextOffset: 1138
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 189, NextOffset: 209
-    testutil.go:509: Offset: 105, NextOffset: 314
-    testutil.go:509: Offset: 209, NextOffset: 490
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 189, NextOffset: 209
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 209, NextOffset: 490
-    testutil.go:509: Offset: 105, NextOffset: 314
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 490, NextOffset: 510
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 117 137 157 177 197 217 251 758]
     zstdchunked_test.go:59: got zstd streams (compressed size: 798):
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 314, NextOffset: 334
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 117/798): 113, 239
     zstdchunked_test.go:104:   [1] at 117 in stargz (nextFrame: 137/798): 16, 122
     zstdchunked_test.go:104:   [2] at 137 in stargz (nextFrame: 157/798): 16, 102
@@ -208163,12 +209156,34 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":177,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":197,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":217,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 510, NextOffset: 1138
-    testutil.go:509: Offset: 334, NextOffset: 877
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":84,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":294,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":314,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":202,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":459,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":479,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 294, NextOffset: 314
+    testutil.go:509: Offset: 459, NextOffset: 479
+    testutil.go:509: Offset: 314, NextOffset: 837
+    testutil.go:509: Offset: 479, NextOffset: 1074
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 182, NextOffset: 202
+    testutil.go:509: Offset: 104, NextOffset: 294
+    testutil.go:509: Offset: 202, NextOffset: 459
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 202
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 202, NextOffset: 459
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 117 137 157 177 197 217 252 759]
     zstdchunked_test.go:59: got zstd streams (compressed size: 799):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 117/799): 113, 240
@@ -208183,51 +209198,25 @@
     zstdchunked_test.go:104:   [9] at 751 in stargz (nextFrame: 799/799): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":89,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":109,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":194,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":497,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":117,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":137,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 89, NextOffset: 109
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":157,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":177,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":197,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":217,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 194, NextOffset: 214
-    testutil.go:509: Offset: 109, NextOffset: 313
-    testutil.go:509: Offset: 214, NextOffset: 497
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 313, NextOffset: 333
-    testutil.go:509: Offset: 497, NextOffset: 517
-    testutil.go:509: Offset: 333, NextOffset: 886
-    testutil.go:509: Offset: 517, NextOffset: 1146
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 194, NextOffset: 214
-    testutil.go:509: Offset: 89, NextOffset: 109
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 214, NextOffset: 497
-    testutil.go:509: Offset: 109, NextOffset: 313
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 104, NextOffset: 294
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 497, NextOffset: 517
-    testutil.go:509: Offset: 313, NextOffset: 333
-    testutil.go:509: Offset: 517, NextOffset: 1146
-    testutil.go:509: Offset: 333, NextOffset: 886
+    testutil.go:509: Offset: 459, NextOffset: 479
+    testutil.go:509: Offset: 294, NextOffset: 314
+    testutil.go:509: Offset: 479, NextOffset: 1074
+    testutil.go:509: Offset: 314, NextOffset: 837
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 114 134 154 174 194 214 248 755]
     zstdchunked_test.go:59: got zstd streams (compressed size: 795):
@@ -208249,41 +209238,25 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":174,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":194,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":88,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":485,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":505,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 88, NextOffset: 108
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 108, NextOffset: 313
-    testutil.go:509: Offset: 213, NextOffset: 485
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 313, NextOffset: 333
-    testutil.go:509: Offset: 485, NextOffset: 505
-    testutil.go:509: Offset: 333, NextOffset: 878
-    testutil.go:509: Offset: 505, NextOffset: 1134
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 193, NextOffset: 213
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 88, NextOffset: 108
-    testutil.go:509: Offset: 213, NextOffset: 485
-    testutil.go:509: Offset: 108, NextOffset: 313
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 485, NextOffset: 505
-    testutil.go:509: Offset: 313, NextOffset: 333
+    testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 457, NextOffset: 477
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 505, NextOffset: 1134
-    testutil.go:509: Offset: 333, NextOffset: 878
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 308, NextOffset: 836
+    testutil.go:509: Offset: 477, NextOffset: 1072
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 99, NextOffset: 288
+    testutil.go:509: Offset: 197, NextOffset: 457
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 114 134 154 174 194 214 249 756]
     zstdchunked_test.go:59: got zstd streams (compressed size: 796):
@@ -208298,6 +209271,14 @@
     zstdchunked_test.go:104:   [8] at 249 in stargz (nextFrame: 748/796): -1, 495
     zstdchunked_test.go:104:   [9] at 748 in stargz (nextFrame: 796/796): -1, -1
     testutil.go:1638: got TOC entries:
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 457, NextOffset: 477
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":114,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":134,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
@@ -208305,43 +209286,18 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":174,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":194,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":90,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":317,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":197,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":493,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":513,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 90, NextOffset: 110
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 197, NextOffset: 217
-    testutil.go:509: Offset: 110, NextOffset: 317
-    testutil.go:509: Offset: 217, NextOffset: 493
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 317, NextOffset: 337
-    testutil.go:509: Offset: 493, NextOffset: 513
-    testutil.go:509: Offset: 337, NextOffset: 884
-    testutil.go:509: Offset: 513, NextOffset: 1143
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 477, NextOffset: 1072
+    testutil.go:509: Offset: 308, NextOffset: 836
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 197, NextOffset: 217
-    testutil.go:509: Offset: 90, NextOffset: 110
-    testutil.go:509: Offset: 217, NextOffset: 493
-    testutil.go:509: Offset: 110, NextOffset: 317
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 493, NextOffset: 513
-    testutil.go:509: Offset: 317, NextOffset: 337
-    testutil.go:509: Offset: 513, NextOffset: 1143
-    testutil.go:509: Offset: 337, NextOffset: 884
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 197, NextOffset: 457
+    testutil.go:509: Offset: 99, NextOffset: 288
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 114 134 154 174 194 214 248 755]
     zstdchunked_test.go:59: got zstd streams (compressed size: 795):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 114/795): 110, 236
@@ -208362,7 +209318,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":174,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":194,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":314,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":189,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
@@ -208371,6 +209327,8 @@
     testutil.go:509: Offset: 85, NextOffset: 105
     testutil.go:509: Offset: 189, NextOffset: 209
     testutil.go:509: Offset: 105, NextOffset: 314
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 209, NextOffset: 490
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -208393,8 +209351,9 @@
     testutil.go:509: Offset: 314, NextOffset: 334
     testutil.go:509: Offset: 510, NextOffset: 1138
     testutil.go:509: Offset: 334, NextOffset: 877
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 114 134 154 174 194 214 249 756]
     zstdchunked_test.go:59: got zstd streams (compressed size: 796):
@@ -208416,8 +209375,7 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":174,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":194,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":214,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":89,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":109,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":194,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":497,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
@@ -208433,12 +209391,16 @@
     testutil.go:509: Offset: 313, NextOffset: 333
     testutil.go:509: Offset: 497, NextOffset: 517
     testutil.go:509: Offset: 333, NextOffset: 886
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 517, NextOffset: 1146
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 194, NextOffset: 214
     testutil.go:509: Offset: 89, NextOffset: 109
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 214, NextOffset: 497
     testutil.go:509: Offset: 109, NextOffset: 313
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -208448,8 +209410,7 @@
     testutil.go:509: Offset: 313, NextOffset: 333
     testutil.go:509: Offset: 517, NextOffset: 1146
     testutil.go:509: Offset: 333, NextOffset: 886
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 116 136 156 176 196 216 250 760]
     zstdchunked_test.go:59: got zstd streams (compressed size: 800):
@@ -208471,11 +209432,17 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":176,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":196,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":88,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":485,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":505,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 88, NextOffset: 108
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 108, NextOffset: 313
+    testutil.go:509: Offset: 213, NextOffset: 485
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -208483,15 +209450,13 @@
     testutil.go:509: Offset: 485, NextOffset: 505
     testutil.go:509: Offset: 333, NextOffset: 878
     testutil.go:509: Offset: 505, NextOffset: 1134
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 88, NextOffset: 108
     testutil.go:509: Offset: 193, NextOffset: 213
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 108, NextOffset: 313
+    testutil.go:509: Offset: 88, NextOffset: 108
     testutil.go:509: Offset: 213, NextOffset: 485
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:509: Offset: 108, NextOffset: 313
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -208499,15 +209464,8 @@
     testutil.go:509: Offset: 313, NextOffset: 333
     testutil.go:509: Offset: 505, NextOffset: 1134
     testutil.go:509: Offset: 333, NextOffset: 878
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 88, NextOffset: 108
-    testutil.go:509: Offset: 213, NextOffset: 485
-    testutil.go:509: Offset: 108, NextOffset: 313
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 116 136 156 176 196 216 251 761]
     zstdchunked_test.go:59: got zstd streams (compressed size: 801):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 116/801): 112, 239
@@ -208528,11 +209486,12 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":176,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":196,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":216,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":90,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":317,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":197,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":493,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":513,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 90, NextOffset: 110
     testutil.go:509: Offset: 197, NextOffset: 217
@@ -208549,8 +209508,6 @@
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 197, NextOffset: 217
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 90, NextOffset: 110
     testutil.go:509: Offset: 217, NextOffset: 493
     testutil.go:509: Offset: 110, NextOffset: 317
@@ -208558,7 +209515,13 @@
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 493, NextOffset: 513
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
+    testutil.go:509: Offset: 317, NextOffset: 337
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 513, NextOffset: 1143
+    testutil.go:509: Offset: 337, NextOffset: 884
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 115 135 155 175 195 215 249 758]
     zstdchunked_test.go:59: got zstd streams (compressed size: 798):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 115/798): 111, 237
@@ -208576,50 +209539,68 @@
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":115,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":135,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":155,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 317, NextOffset: 337
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":175,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":195,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 513, NextOffset: 1143
-    testutil.go:509: Offset: 337, NextOffset: 884
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":84,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":323,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":189,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":487,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":314,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":189,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 85, NextOffset: 105
     testutil.go:509: Offset: 189, NextOffset: 209
-    testutil.go:509: Offset: 104, NextOffset: 323
-    testutil.go:509: Offset: 209, NextOffset: 487
+    testutil.go:509: Offset: 105, NextOffset: 314
+    testutil.go:509: Offset: 209, NextOffset: 490
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 323, NextOffset: 343
-    testutil.go:509: Offset: 487, NextOffset: 507
-    testutil.go:509: Offset: 343, NextOffset: 885
-    testutil.go:509: Offset: 507, NextOffset: 1135
+    testutil.go:509: Offset: 314, NextOffset: 334
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 490, NextOffset: 510
+    testutil.go:509: Offset: 334, NextOffset: 877
+    testutil.go:509: Offset: 510, NextOffset: 1138
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 189, NextOffset: 209
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 209, NextOffset: 487
-    testutil.go:509: Offset: 104, NextOffset: 323
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 209, NextOffset: 490
+    testutil.go:509: Offset: 105, NextOffset: 314
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 487, NextOffset: 507
-    testutil.go:509: Offset: 323, NextOffset: 343
-    testutil.go:509: Offset: 507, NextOffset: 1135
-    testutil.go:509: Offset: 343, NextOffset: 885
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 490, NextOffset: 510
+    testutil.go:509: Offset: 314, NextOffset: 334
+    testutil.go:509: Offset: 510, NextOffset: 1138
+    testutil.go:509: Offset: 334, NextOffset: 877
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":89,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":109,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":194,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":497,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 89, NextOffset: 109
+    testutil.go:509: Offset: 194, NextOffset: 214
+    testutil.go:509: Offset: 109, NextOffset: 313
+    testutil.go:509: Offset: 214, NextOffset: 497
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 313, NextOffset: 333
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 497, NextOffset: 517
+    testutil.go:509: Offset: 333, NextOffset: 886
+    testutil.go:509: Offset: 517, NextOffset: 1146
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 194, NextOffset: 214
+    testutil.go:509: Offset: 89, NextOffset: 109
+    testutil.go:509: Offset: 214, NextOffset: 497
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 115 135 155 175 195 215 250 759]
     zstdchunked_test.go:59: got zstd streams (compressed size: 799):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 115/799): 111, 238
@@ -208630,6 +209611,9 @@
     zstdchunked_test.go:104:   [5] at 195 in stargz (nextFrame: 215/799): 16, 43
     zstdchunked_test.go:104:   [6] at 215 in stargz (nextFrame: 242/799): 31, 23
     zstdchunked_test.go:104:   [7] at 242 in stargz (nextFrame: 250/799): 4, 505
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 109, NextOffset: 313
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [8] at 250 in stargz (nextFrame: 751/799): -1, 497
     zstdchunked_test.go:104:   [9] at 751 in stargz (nextFrame: 799/799): -1, -1
     testutil.go:1638: got TOC entries:
@@ -208640,41 +209624,51 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":175,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":195,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":320,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":194,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":496,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 497, NextOffset: 517
+    testutil.go:509: Offset: 313, NextOffset: 333
+    testutil.go:509: Offset: 517, NextOffset: 1146
+    testutil.go:509: Offset: 333, NextOffset: 886
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":88,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":313,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":333,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":485,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":505,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 194, NextOffset: 214
-    testutil.go:509: Offset: 107, NextOffset: 320
-    testutil.go:509: Offset: 214, NextOffset: 496
+    testutil.go:509: Offset: 88, NextOffset: 108
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 108, NextOffset: 313
+    testutil.go:509: Offset: 213, NextOffset: 485
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 320, NextOffset: 340
-    testutil.go:509: Offset: 496, NextOffset: 516
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 340, NextOffset: 892
-    testutil.go:509: Offset: 516, NextOffset: 1145
+    testutil.go:509: Offset: 313, NextOffset: 333
+    testutil.go:509: Offset: 485, NextOffset: 505
+    testutil.go:509: Offset: 333, NextOffset: 878
+    testutil.go:509: Offset: 505, NextOffset: 1134
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 194, NextOffset: 214
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 88, NextOffset: 108
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 214, NextOffset: 496
-    testutil.go:509: Offset: 107, NextOffset: 320
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 213, NextOffset: 485
+    testutil.go:509: Offset: 108, NextOffset: 313
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 496, NextOffset: 516
-    testutil.go:509: Offset: 320, NextOffset: 340
-    testutil.go:509: Offset: 516, NextOffset: 1145
-    testutil.go:509: Offset: 340, NextOffset: 892
+    testutil.go:509: Offset: 485, NextOffset: 505
+    testutil.go:509: Offset: 313, NextOffset: 333
+    testutil.go:509: Offset: 505, NextOffset: 1134
+    testutil.go:509: Offset: 333, NextOffset: 878
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 115 135 155 175 195 215 249 758]
     zstdchunked_test.go:59: got zstd streams (compressed size: 798):
@@ -208696,42 +209690,37 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":175,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":195,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":106,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":309,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":329,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":503,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":90,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":317,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":337,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":197,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":493,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":513,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 86, NextOffset: 106
-    testutil.go:509: Offset: 193, NextOffset: 213
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 106, NextOffset: 309
-    testutil.go:509: Offset: 213, NextOffset: 483
+    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 197, NextOffset: 217
+    testutil.go:509: Offset: 110, NextOffset: 317
+    testutil.go:509: Offset: 217, NextOffset: 493
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 309, NextOffset: 329
-    testutil.go:509: Offset: 483, NextOffset: 503
-    testutil.go:509: Offset: 329, NextOffset: 874
-    testutil.go:509: Offset: 503, NextOffset: 1131
+    testutil.go:509: Offset: 317, NextOffset: 337
+    testutil.go:509: Offset: 493, NextOffset: 513
+    testutil.go:509: Offset: 337, NextOffset: 884
+    testutil.go:509: Offset: 513, NextOffset: 1143
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 86, NextOffset: 106
-    testutil.go:509: Offset: 213, NextOffset: 483
-    testutil.go:509: Offset: 106, NextOffset: 309
+    testutil.go:509: Offset: 197, NextOffset: 217
+    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 217, NextOffset: 493
+    testutil.go:509: Offset: 110, NextOffset: 317
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 483, NextOffset: 503
-    testutil.go:509: Offset: 309, NextOffset: 329
-    testutil.go:509: Offset: 503, NextOffset: 1131
-    testutil.go:509: Offset: 329, NextOffset: 874
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 493, NextOffset: 513
+    testutil.go:509: Offset: 317, NextOffset: 337
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 115 135 155 175 195 215 250 759]
     zstdchunked_test.go:59: got zstd streams (compressed size: 799):
@@ -208753,40 +209742,45 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":175,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":195,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":215,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":310,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":330,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":195,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 513, NextOffset: 1143
+    testutil.go:509: Offset: 337, NextOffset: 884
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":84,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":323,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":189,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":487,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 195, NextOffset: 215
-    testutil.go:509: Offset: 107, NextOffset: 310
-    testutil.go:509: Offset: 215, NextOffset: 490
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 310, NextOffset: 330
-    testutil.go:509: Offset: 490, NextOffset: 510
-    testutil.go:509: Offset: 330, NextOffset: 878
-    testutil.go:509: Offset: 510, NextOffset: 1140
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:509: Offset: 323, NextOffset: 343
+    testutil.go:509: Offset: 487, NextOffset: 507
+    testutil.go:509: Offset: 343, NextOffset: 885
+    testutil.go:509: Offset: 507, NextOffset: 1135
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 195, NextOffset: 215
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 215, NextOffset: 490
-    testutil.go:509: Offset: 107, NextOffset: 310
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 189, NextOffset: 209
+    testutil.go:509: Offset: 104, NextOffset: 323
+    testutil.go:509: Offset: 209, NextOffset: 487
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 490, NextOffset: 510
-    testutil.go:509: Offset: 310, NextOffset: 330
-    testutil.go:509: Offset: 510, NextOffset: 1140
-    testutil.go:509: Offset: 330, NextOffset: 878
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 487, NextOffset: 507
+    testutil.go:509: Offset: 323, NextOffset: 343
+    testutil.go:509: Offset: 507, NextOffset: 1135
+    testutil.go:509: Offset: 343, NextOffset: 885
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 189, NextOffset: 209
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 209, NextOffset: 487
+    testutil.go:509: Offset: 104, NextOffset: 323
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 118 138 158 178 198 218 252 761]
     zstdchunked_test.go:59: got zstd streams (compressed size: 801):
@@ -208808,39 +209802,46 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":178,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":198,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":218,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":204,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":465,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":320,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":194,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":496,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 103
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 184, NextOffset: 204
-    testutil.go:509: Offset: 103, NextOffset: 297
-    testutil.go:509: Offset: 204, NextOffset: 465
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 194, NextOffset: 214
+    testutil.go:509: Offset: 107, NextOffset: 320
+    testutil.go:509: Offset: 214, NextOffset: 496
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 297, NextOffset: 317
-    testutil.go:509: Offset: 465, NextOffset: 485
-    testutil.go:509: Offset: 317, NextOffset: 841
-    testutil.go:509: Offset: 485, NextOffset: 1088
+    testutil.go:509: Offset: 320, NextOffset: 340
+    testutil.go:509: Offset: 496, NextOffset: 516
+    testutil.go:509: Offset: 340, NextOffset: 892
+    testutil.go:509: Offset: 516, NextOffset: 1145
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 204
+    testutil.go:509: Offset: 194, NextOffset: 214
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 214, NextOffset: 496
+    testutil.go:509: Offset: 107, NextOffset: 320
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 496, NextOffset: 516
+    testutil.go:509: Offset: 320, NextOffset: 340
+    testutil.go:509: Offset: 516, NextOffset: 1145
+    testutil.go:509: Offset: 340, NextOffset: 892
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 118 138 158 178 198 218 253 762]
     zstdchunked_test.go:59: got zstd streams (compressed size: 802):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 118/802): 114, 241
     zstdchunked_test.go:104:   [1] at 118 in stargz (nextFrame: 138/802): 16, 123
     zstdchunked_test.go:104:   [2] at 138 in stargz (nextFrame: 158/802): 16, 103
     zstdchunked_test.go:104:   [3] at 158 in stargz (nextFrame: 178/802): 16, 83
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 83, NextOffset: 103
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
     zstdchunked_test.go:104:   [4] at 178 in stargz (nextFrame: 198/802): 16, 63
     zstdchunked_test.go:104:   [5] at 198 in stargz (nextFrame: 218/802): 16, 43
     zstdchunked_test.go:104:   [6] at 218 in stargz (nextFrame: 245/802): 31, 23
@@ -208855,7 +209856,144 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":178,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":198,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":218,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":106,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":309,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":329,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":193,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":483,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":503,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 86, NextOffset: 106
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 106, NextOffset: 309
+    testutil.go:509: Offset: 213, NextOffset: 483
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 309, NextOffset: 329
+    testutil.go:509: Offset: 483, NextOffset: 503
+    testutil.go:509: Offset: 329, NextOffset: 874
+    testutil.go:509: Offset: 503, NextOffset: 1131
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 86, NextOffset: 106
+    testutil.go:509: Offset: 213, NextOffset: 483
+    testutil.go:509: Offset: 106, NextOffset: 309
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 483, NextOffset: 503
+    testutil.go:509: Offset: 309, NextOffset: 329
+    testutil.go:509: Offset: 503, NextOffset: 1131
+    testutil.go:509: Offset: 329, NextOffset: 874
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":87,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":310,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":330,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":195,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":215,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":490,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":510,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 195, NextOffset: 215
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 123 143 163 183 203 223 257 758]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 798):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 123/798): 119, 245
+    zstdchunked_test.go:104:   [1] at 123 in stargz (nextFrame: 143/798): 16, 122
+    zstdchunked_test.go:104:   [2] at 143 in stargz (nextFrame: 163/798): 16, 102
+    zstdchunked_test.go:104:   [3] at 163 in stargz (nextFrame: 183/798): 16, 82
+    zstdchunked_test.go:104:   [4] at 183 in stargz (nextFrame: 203/798): 16, 62
+    zstdchunked_test.go:104:   [5] at 203 in stargz (nextFrame: 223/798): 16, 42
+    zstdchunked_test.go:104:   [6] at 223 in stargz (nextFrame: 249/798): 30, 22
+    zstdchunked_test.go:104:   [7] at 249 in stargz (nextFrame: 257/798): 4, 497
+    zstdchunked_test.go:104:   [8] at 257 in stargz (nextFrame: 750/798): -1, 489
+    zstdchunked_test.go:104:   [9] at 750 in stargz (nextFrame: 798/798): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":123,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":163,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":183,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":203,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":223,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 107, NextOffset: 310
+    testutil.go:509: Offset: 215, NextOffset: 490
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 310, NextOffset: 330
+    testutil.go:509: Offset: 490, NextOffset: 510
+    testutil.go:509: Offset: 330, NextOffset: 878
+    testutil.go:509: Offset: 510, NextOffset: 1140
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo2 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 195, NextOffset: 215
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 215, NextOffset: 490
+    testutil.go:509: Offset: 107, NextOffset: 310
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 490, NextOffset: 510
+    testutil.go:509: Offset: 310, NextOffset: 330
+    testutil.go:509: Offset: 510, NextOffset: 1140
+    testutil.go:509: Offset: 330, NextOffset: 878
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":204,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":465,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 103
+    testutil.go:509: Offset: 184, NextOffset: 204
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 123 143 163 183 203 223 258 759]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 799):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 123/799): 119, 246
+    zstdchunked_test.go:104:   [1] at 123 in stargz (nextFrame: 143/799): 16, 123
+    zstdchunked_test.go:104:   [2] at 143 in stargz (nextFrame: 163/799): 16, 103
+    zstdchunked_test.go:104:   [3] at 163 in stargz (nextFrame: 183/799): 16, 83
+    zstdchunked_test.go:104:   [4] at 183 in stargz (nextFrame: 203/799): 16, 63
+    zstdchunked_test.go:104:   [5] at 203 in stargz (nextFrame: 223/799): 16, 43
+    zstdchunked_test.go:104:   [6] at 223 in stargz (nextFrame: 250/799): 31, 23
+    zstdchunked_test.go:104:   [7] at 250 in stargz (nextFrame: 258/799): 4, 497
+    zstdchunked_test.go:104:   [8] at 258 in stargz (nextFrame: 751/799): -1, 489
+    zstdchunked_test.go:104:   [9] at 751 in stargz (nextFrame: 799/799): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":123,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":163,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 103, NextOffset: 297
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":183,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":203,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":223,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 204, NextOffset: 465
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 297, NextOffset: 317
+    testutil.go:509: Offset: 465, NextOffset: 485
+    testutil.go:509: Offset: 317, NextOffset: 841
+    testutil.go:509: Offset: 485, NextOffset: 1088
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 204
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 83, NextOffset: 103
     testutil.go:509: Offset: 204, NextOffset: 465
     testutil.go:509: Offset: 103, NextOffset: 297
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -208866,8 +210004,7 @@
     testutil.go:509: Offset: 485, NextOffset: 1088
     testutil.go:509: Offset: 317, NextOffset: 841
 === RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 123 143 163 183 203 223 257 758]
     zstdchunked_test.go:59: got zstd streams (compressed size: 798):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 123/798): 119, 245
@@ -208884,6 +210021,8 @@
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":123,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":163,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":183,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":203,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
@@ -208892,7 +210031,7 @@
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":319,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":187,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 85, NextOffset: 105
     testutil.go:509: Offset: 187, NextOffset: 207
@@ -208916,15 +210055,14 @@
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 481, NextOffset: 501
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 299, NextOffset: 319
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 501, NextOffset: 1105
     testutil.go:509: Offset: 319, NextOffset: 847
 === RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 123 143 163 183 203 223 258 759]
     zstdchunked_test.go:59: got zstd streams (compressed size: 799):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 123/799): 119, 246
@@ -208945,12 +210083,11 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":183,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":203,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":223,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":205,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":470,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 82, NextOffset: 102
     testutil.go:509: Offset: 185, NextOffset: 205
@@ -208960,48 +210097,50 @@
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 297, NextOffset: 317
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 470, NextOffset: 490
     testutil.go:509: Offset: 317, NextOffset: 842
     testutil.go:509: Offset: 490, NextOffset: 1094
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 185, NextOffset: 205
     testutil.go:509: Offset: 82, NextOffset: 102
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 205, NextOffset: 470
     testutil.go:509: Offset: 102, NextOffset: 297
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 470, NextOffset: 490
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 118 138 158 178 198 218 252 752]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 792):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 118/792): 114, 240
+    zstdchunked_test.go:104:   [1] at 118 in stargz (nextFrame: 138/792): 16, 122
+    zstdchunked_test.go:104:   [2] at 138 in stargz (nextFrame: 158/792): 16, 102
+    zstdchunked_test.go:104:   [3] at 158 in stargz (nextFrame: 178/792): 16, 82
+    zstdchunked_test.go:104:   [4] at 178 in stargz (nextFrame: 198/792): 16, 62
+    zstdchunked_test.go:104:   [5] at 198 in stargz (nextFrame: 218/792): 16, 42
+    zstdchunked_test.go:104:   [6] at 218 in stargz (nextFrame: 244/792): 30, 22
+    zstdchunked_test.go:104:   [7] at 244 in stargz (nextFrame: 252/792): 4, 496
+    zstdchunked_test.go:104:   [8] at 252 in stargz (nextFrame: 744/792): -1, 488
+    zstdchunked_test.go:104:   [9] at 744 in stargz (nextFrame: 792/792): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":118,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":138,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":158,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":178,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":198,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":218,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 297, NextOffset: 317
     testutil.go:509: Offset: 490, NextOffset: 1094
     testutil.go:509: Offset: 317, NextOffset: 842
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
 === RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 123 143 163 183 203 223 257 758]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 798):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 123/798): 119, 245
-    zstdchunked_test.go:104:   [1] at 123 in stargz (nextFrame: 143/798): 16, 122
-    zstdchunked_test.go:104:   [2] at 143 in stargz (nextFrame: 163/798): 16, 102
-    zstdchunked_test.go:104:   [3] at 163 in stargz (nextFrame: 183/798): 16, 82
-    zstdchunked_test.go:104:   [4] at 183 in stargz (nextFrame: 203/798): 16, 62
-    zstdchunked_test.go:104:   [5] at 203 in stargz (nextFrame: 223/798): 16, 42
-    zstdchunked_test.go:104:   [6] at 223 in stargz (nextFrame: 249/798): 30, 22
-    zstdchunked_test.go:104:   [7] at 249 in stargz (nextFrame: 257/798): 4, 497
-    zstdchunked_test.go:104:   [8] at 257 in stargz (nextFrame: 750/798): -1, 489
-    zstdchunked_test.go:104:   [9] at 750 in stargz (nextFrame: 798/798): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":123,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":163,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":183,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":203,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":223,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":106,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":302,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":322,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":188,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":473,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
@@ -209011,8 +210150,6 @@
     testutil.go:509: Offset: 188, NextOffset: 208
     testutil.go:509: Offset: 106, NextOffset: 302
     testutil.go:509: Offset: 208, NextOffset: 473
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -209032,33 +210169,33 @@
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 473, NextOffset: 493
     testutil.go:509: Offset: 302, NextOffset: 322
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 123 143 163 183 203 223 258 759]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 799):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 123/799): 119, 246
-    zstdchunked_test.go:104:   [1] at 123 in stargz (nextFrame: 143/799): 16, 123
-    zstdchunked_test.go:104:   [2] at 143 in stargz (nextFrame: 163/799): 16, 103
-    zstdchunked_test.go:104:   [3] at 163 in stargz (nextFrame: 183/799): 16, 83
-    zstdchunked_test.go:104:   [4] at 183 in stargz (nextFrame: 203/799): 16, 63
-    zstdchunked_test.go:104:   [5] at 203 in stargz (nextFrame: 223/799): 16, 43
-    zstdchunked_test.go:104:   [6] at 223 in stargz (nextFrame: 250/799): 31, 23
-    zstdchunked_test.go:104:   [7] at 250 in stargz (nextFrame: 258/799): 4, 497
-    zstdchunked_test.go:104:   [8] at 258 in stargz (nextFrame: 751/799): -1, 489
-    zstdchunked_test.go:104:   [9] at 751 in stargz (nextFrame: 799/799): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":123,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":143,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":163,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":183,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":203,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":223,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 493, NextOffset: 1098
     testutil.go:509: Offset: 322, NextOffset: 850
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
 === RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 118 138 158 178 198 218 253 753]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 793):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 118/793): 114, 241
+    zstdchunked_test.go:104:   [1] at 118 in stargz (nextFrame: 138/793): 16, 123
+    zstdchunked_test.go:104:   [2] at 138 in stargz (nextFrame: 158/793): 16, 103
+    zstdchunked_test.go:104:   [3] at 158 in stargz (nextFrame: 178/793): 16, 83
+    zstdchunked_test.go:104:   [4] at 178 in stargz (nextFrame: 198/793): 16, 63
+    zstdchunked_test.go:104:   [5] at 198 in stargz (nextFrame: 218/793): 16, 43
+    zstdchunked_test.go:104:   [6] at 218 in stargz (nextFrame: 245/793): 31, 23
+    zstdchunked_test.go:104:   [7] at 245 in stargz (nextFrame: 253/793): 4, 496
+    zstdchunked_test.go:104:   [8] at 253 in stargz (nextFrame: 745/793): -1, 488
+    zstdchunked_test.go:104:   [9] at 745 in stargz (nextFrame: 793/793): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":118,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":138,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":158,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":178,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":198,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":218,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":204,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":465,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -209068,34 +210205,14 @@
     testutil.go:509: Offset: 83, NextOffset: 103
     testutil.go:509: Offset: 184, NextOffset: 204
     testutil.go:509: Offset: 103, NextOffset: 297
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 204, NextOffset: 465
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 297, NextOffset: 317
     testutil.go:509: Offset: 465, NextOffset: 485
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 118 138 158 178 198 218 252 752]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 792):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 118/792): 114, 240
-    zstdchunked_test.go:104:   [1] at 118 in stargz (nextFrame: 138/792): 16, 122
-    zstdchunked_test.go:104:   [2] at 138 in stargz (nextFrame: 158/792): 16, 102
-    zstdchunked_test.go:104:   [3] at 158 in stargz (nextFrame: 178/792): 16, 82
-    zstdchunked_test.go:104:   [4] at 178 in stargz (nextFrame: 198/792): 16, 62
-    zstdchunked_test.go:104:   [5] at 198 in stargz (nextFrame: 218/792): 16, 42
-    zstdchunked_test.go:104:   [6] at 218 in stargz (nextFrame: 244/792): 30, 22
-    zstdchunked_test.go:104:   [7] at 244 in stargz (nextFrame: 252/792): 4, 496
-    zstdchunked_test.go:104:   [8] at 252 in stargz (nextFrame: 744/792): -1, 488
-    zstdchunked_test.go:104:   [9] at 744 in stargz (nextFrame: 792/792): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":118,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":138,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":158,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":178,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":198,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":218,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 317, NextOffset: 841
     testutil.go:509: Offset: 485, NextOffset: 1088
     testutil.go:395: Comparing: "" vs ""
@@ -209112,29 +210229,30 @@
     testutil.go:509: Offset: 297, NextOffset: 317
     testutil.go:509: Offset: 485, NextOffset: 1088
     testutil.go:509: Offset: 317, NextOffset: 841
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
 === RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 118 138 158 178 198 218 253 753]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 793):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 118/793): 114, 241
-    zstdchunked_test.go:104:   [1] at 118 in stargz (nextFrame: 138/793): 16, 123
-    zstdchunked_test.go:104:   [2] at 138 in stargz (nextFrame: 158/793): 16, 103
-    zstdchunked_test.go:104:   [3] at 158 in stargz (nextFrame: 178/793): 16, 83
-    zstdchunked_test.go:104:   [4] at 178 in stargz (nextFrame: 198/793): 16, 63
-    zstdchunked_test.go:104:   [5] at 198 in stargz (nextFrame: 218/793): 16, 43
-    zstdchunked_test.go:104:   [6] at 218 in stargz (nextFrame: 245/793): 31, 23
-    zstdchunked_test.go:104:   [7] at 245 in stargz (nextFrame: 253/793): 4, 496
-    zstdchunked_test.go:104:   [8] at 253 in stargz (nextFrame: 745/793): -1, 488
-    zstdchunked_test.go:104:   [9] at 745 in stargz (nextFrame: 793/793): -1, -1
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 110 130 150 170 190 210 244 744]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 784):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/784): 106, 232
+    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 130/784): 16, 122
+    zstdchunked_test.go:104:   [2] at 130 in stargz (nextFrame: 150/784): 16, 102
+    zstdchunked_test.go:104:   [3] at 150 in stargz (nextFrame: 170/784): 16, 82
+    zstdchunked_test.go:104:   [4] at 170 in stargz (nextFrame: 190/784): 16, 62
+    zstdchunked_test.go:104:   [5] at 190 in stargz (nextFrame: 210/784): 16, 42
+    zstdchunked_test.go:104:   [6] at 210 in stargz (nextFrame: 236/784): 30, 22
+    zstdchunked_test.go:104:   [7] at 236 in stargz (nextFrame: 244/784): 4, 496
+    zstdchunked_test.go:104:   [8] at 244 in stargz (nextFrame: 736/784): -1, 488
+    zstdchunked_test.go:104:   [9] at 736 in stargz (nextFrame: 784/784): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":118,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":138,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":158,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":178,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":198,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":218,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":110,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":130,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":150,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":170,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":190,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":210,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":319,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":187,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":481,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":501,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -209142,10 +210260,10 @@
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 85, NextOffset: 105
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 187, NextOffset: 207
     testutil.go:509: Offset: 105, NextOffset: 299
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 207, NextOffset: 481
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -209165,13 +210283,59 @@
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 481, NextOffset: 501
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 299, NextOffset: 319
     testutil.go:509: Offset: 501, NextOffset: 1105
     testutil.go:509: Offset: 319, NextOffset: 847
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
 === RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 110 130 150 170 190 210 245 745]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 785):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/785): 106, 233
+    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 130/785): 16, 123
+    zstdchunked_test.go:104:   [2] at 130 in stargz (nextFrame: 150/785): 16, 103
+    zstdchunked_test.go:104:   [3] at 150 in stargz (nextFrame: 170/785): 16, 83
+    zstdchunked_test.go:104:   [4] at 170 in stargz (nextFrame: 190/785): 16, 63
+    zstdchunked_test.go:104:   [5] at 190 in stargz (nextFrame: 210/785): 16, 43
+    zstdchunked_test.go:104:   [6] at 210 in stargz (nextFrame: 237/785): 31, 23
+    zstdchunked_test.go:104:   [7] at 237 in stargz (nextFrame: 245/785): 4, 496
+    zstdchunked_test.go:104:   [8] at 245 in stargz (nextFrame: 737/785): -1, 488
+    zstdchunked_test.go:104:   [9] at 737 in stargz (nextFrame: 785/785): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":110,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":130,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":150,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":170,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":190,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":210,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":205,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":470,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 297, NextOffset: 317
+    testutil.go:509: Offset: 470, NextOffset: 490
+    testutil.go:509: Offset: 317, NextOffset: 842
+    testutil.go:509: Offset: 490, NextOffset: 1094
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 185, NextOffset: 205
+    testutil.go:509: Offset: 102, NextOffset: 297
+    testutil.go:509: Offset: 205, NextOffset: 470
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 185, NextOffset: 205
+    testutil.go:509: Offset: 82, NextOffset: 102
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 110 130 150 170 190 210 244 744]
     zstdchunked_test.go:59: got zstd streams (compressed size: 784):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/784): 106, 232
@@ -209186,14 +210350,6 @@
     zstdchunked_test.go:104:   [9] at 736 in stargz (nextFrame: 784/784): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":297,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":317,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":205,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":470,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 102
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":110,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
     testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":130,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
     testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":150,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
@@ -209201,26 +210357,10 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":190,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":210,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 185, NextOffset: 205
-    testutil.go:509: Offset: 102, NextOffset: 297
-    testutil.go:509: Offset: 205, NextOffset: 470
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 297, NextOffset: 317
-    testutil.go:509: Offset: 470, NextOffset: 490
-    testutil.go:509: Offset: 317, NextOffset: 842
-    testutil.go:509: Offset: 490, NextOffset: 1094
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 185, NextOffset: 205
-    testutil.go:509: Offset: 82, NextOffset: 102
     testutil.go:509: Offset: 205, NextOffset: 470
-    testutil.go:509: Offset: 102, NextOffset: 297
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 102, NextOffset: 297
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -209228,50 +210368,34 @@
     testutil.go:509: Offset: 297, NextOffset: 317
     testutil.go:509: Offset: 490, NextOffset: 1094
     testutil.go:509: Offset: 317, NextOffset: 842
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 110 130 150 170 190 210 245 745]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 785):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/785): 106, 233
-    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 130/785): 16, 123
-    zstdchunked_test.go:104:   [2] at 130 in stargz (nextFrame: 150/785): 16, 103
-    zstdchunked_test.go:104:   [3] at 150 in stargz (nextFrame: 170/785): 16, 83
-    zstdchunked_test.go:104:   [4] at 170 in stargz (nextFrame: 190/785): 16, 63
-    zstdchunked_test.go:104:   [5] at 190 in stargz (nextFrame: 210/785): 16, 43
-    zstdchunked_test.go:104:   [6] at 210 in stargz (nextFrame: 237/785): 31, 23
-    zstdchunked_test.go:104:   [7] at 237 in stargz (nextFrame: 245/785): 4, 496
-    zstdchunked_test.go:104:   [8] at 245 in stargz (nextFrame: 737/785): -1, 488
-    zstdchunked_test.go:104:   [9] at 737 in stargz (nextFrame: 785/785): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":110,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":130,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":150,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":170,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":190,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":210,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":86,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":106,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":302,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":322,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":188,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":473,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":493,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 86, NextOffset: 106
     testutil.go:509: Offset: 188, NextOffset: 208
     testutil.go:509: Offset: 106, NextOffset: 302
     testutil.go:509: Offset: 208, NextOffset: 473
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 302, NextOffset: 322
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 473, NextOffset: 493
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 322, NextOffset: 850
     testutil.go:509: Offset: 493, NextOffset: 1098
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:509: Offset: 86, NextOffset: 106
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 208, NextOffset: 473
+    testutil.go:509: Offset: 106, NextOffset: 302
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -209279,61 +210403,14 @@
     testutil.go:509: Offset: 302, NextOffset: 322
     testutil.go:509: Offset: 493, NextOffset: 1098
     testutil.go:509: Offset: 322, NextOffset: 850
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 188, NextOffset: 208
-    testutil.go:509: Offset: 86, NextOffset: 106
-    testutil.go:509: Offset: 208, NextOffset: 473
-    testutil.go:509: Offset: 106, NextOffset: 302
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 110 130 150 170 190 210 244 744]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 784):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/784): 106, 232
-    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 130/784): 16, 122
-    zstdchunked_test.go:104:   [2] at 130 in stargz (nextFrame: 150/784): 16, 102
-    zstdchunked_test.go:104:   [3] at 150 in stargz (nextFrame: 170/784): 16, 82
-    zstdchunked_test.go:104:   [4] at 170 in stargz (nextFrame: 190/784): 16, 62
-    zstdchunked_test.go:104:   [5] at 190 in stargz (nextFrame: 210/784): 16, 42
-    zstdchunked_test.go:104:   [6] at 210 in stargz (nextFrame: 236/784): 30, 22
-    zstdchunked_test.go:104:   [7] at 236 in stargz (nextFrame: 244/784): 4, 496
-    zstdchunked_test.go:104:   [8] at 244 in stargz (nextFrame: 736/784): -1, 488
-    zstdchunked_test.go:104:   [9] at 736 in stargz (nextFrame: 784/784): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":110,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":130,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":150,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":170,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":190,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":210,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":299,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":319,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":184,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":204,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 299, NextOffset: 319
-    testutil.go:509: Offset: 466, NextOffset: 486
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 319, NextOffset: 843
-    testutil.go:509: Offset: 486, NextOffset: 1090
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 82, NextOffset: 102
     testutil.go:509: Offset: 184, NextOffset: 204
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 102, NextOffset: 299
-    testutil.go:509: Offset: 204, NextOffset: 466
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 184, NextOffset: 204
-    testutil.go:509: Offset: 82, NextOffset: 102
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#01
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 110 130 150 170 190 210 245 745]
     zstdchunked_test.go:59: got zstd streams (compressed size: 785):
@@ -209344,9 +210421,6 @@
     zstdchunked_test.go:104:   [4] at 170 in stargz (nextFrame: 190/785): 16, 63
     zstdchunked_test.go:104:   [5] at 190 in stargz (nextFrame: 210/785): 16, 43
     zstdchunked_test.go:104:   [6] at 210 in stargz (nextFrame: 237/785): 31, 23
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 204, NextOffset: 466
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     zstdchunked_test.go:104:   [7] at 237 in stargz (nextFrame: 245/785): 4, 496
     zstdchunked_test.go:104:   [8] at 245 in stargz (nextFrame: 737/785): -1, 488
     zstdchunked_test.go:104:   [9] at 737 in stargz (nextFrame: 785/785): -1, -1
@@ -209360,27 +210434,34 @@
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":210,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 102, NextOffset: 299
+    testutil.go:509: Offset: 204, NextOffset: 466
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 299, NextOffset: 319
+    testutil.go:509: Offset: 466, NextOffset: 486
+    testutil.go:509: Offset: 319, NextOffset: 843
+    testutil.go:509: Offset: 486, NextOffset: 1090
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 184, NextOffset: 204
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 204, NextOffset: 466
+    testutil.go:509: Offset: 102, NextOffset: 299
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 466, NextOffset: 486
     testutil.go:509: Offset: 299, NextOffset: 319
     testutil.go:509: Offset: 486, NextOffset: 1090
     testutil.go:509: Offset: 319, NextOffset: 843
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01
 === RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":314,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":187,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":480,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 105, NextOffset: 314
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 113 133 153 173 193 213 247 750]
     zstdchunked_test.go:59: got zstd streams (compressed size: 790):
@@ -209403,38 +210484,37 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":193,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 207, NextOffset: 480
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 314, NextOffset: 334
-    testutil.go:509: Offset: 480, NextOffset: 500
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 334, NextOffset: 861
-    testutil.go:509: Offset: 500, NextOffset: 1104
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":314,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":334,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":187,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":480,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 85, NextOffset: 105
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 207, NextOffset: 480
+    testutil.go:509: Offset: 187, NextOffset: 207
     testutil.go:509: Offset: 105, NextOffset: 314
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 207, NextOffset: 480
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 480, NextOffset: 500
     testutil.go:509: Offset: 314, NextOffset: 334
-    testutil.go:509: Offset: 500, NextOffset: 1104
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 480, NextOffset: 500
     testutil.go:509: Offset: 334, NextOffset: 861
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 113 133 153 173 193 213 248 751]
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 500, NextOffset: 1104
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     zstdchunked_test.go:59: got zstd streams (compressed size: 791):
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 187, NextOffset: 207
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 113/791): 109, 236
     zstdchunked_test.go:104:   [1] at 113 in stargz (nextFrame: 133/791): 16, 123
     zstdchunked_test.go:104:   [2] at 133 in stargz (nextFrame: 153/791): 16, 103
@@ -209453,7 +210533,41 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":173,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":193,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":213,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 207, NextOffset: 480
+    testutil.go:509: Offset: 105, NextOffset: 314
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 480, NextOffset: 500
+    testutil.go:509: Offset: 314, NextOffset: 334
+    testutil.go:509: Offset: 500, NextOffset: 1104
+    testutil.go:509: Offset: 334, NextOffset: 861
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 111 131 151 171 191 211 245 746]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 786):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/786): 107, 233
+    zstdchunked_test.go:104:   [1] at 111 in stargz (nextFrame: 131/786): 16, 122
+    zstdchunked_test.go:104:   [2] at 131 in stargz (nextFrame: 151/786): 16, 102
+    zstdchunked_test.go:104:   [3] at 151 in stargz (nextFrame: 171/786): 16, 82
+    zstdchunked_test.go:104:   [4] at 171 in stargz (nextFrame: 191/786): 16, 62
+    zstdchunked_test.go:104:   [5] at 191 in stargz (nextFrame: 211/786): 16, 42
+    zstdchunked_test.go:104:   [6] at 211 in stargz (nextFrame: 237/786): 30, 22
+    zstdchunked_test.go:104:   [7] at 237 in stargz (nextFrame: 245/786): 4, 497
+    zstdchunked_test.go:104:   [8] at 245 in stargz (nextFrame: 738/786): -1, 489
+    zstdchunked_test.go:104:   [9] at 738 in stargz (nextFrame: 786/786): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":111,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
+    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":131,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
+    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":151,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
+    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":171,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
+    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":191,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
+    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":211,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":83,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":301,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":185,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":205,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":469,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":489,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -209472,11 +210586,9 @@
     testutil.go:509: Offset: 321, NextOffset: 846
     testutil.go:509: Offset: 489, NextOffset: 1093
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 185, NextOffset: 205
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 83, NextOffset: 103
     testutil.go:509: Offset: 205, NextOffset: 469
     testutil.go:509: Offset: 103, NextOffset: 301
@@ -209487,10 +210599,8 @@
     testutil.go:509: Offset: 301, NextOffset: 321
     testutil.go:509: Offset: 489, NextOffset: 1093
     testutil.go:509: Offset: 321, NextOffset: 846
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
 === RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#01
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":85,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":305,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":325,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":188,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":474,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":494,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
@@ -209498,19 +210608,22 @@
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 85, NextOffset: 105
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 111 131 151 171 191 211 245 746]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 786):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/786): 107, 233
-    zstdchunked_test.go:104:   [1] at 111 in stargz (nextFrame: 131/786): 16, 122
-    zstdchunked_test.go:104:   [2] at 131 in stargz (nextFrame: 151/786): 16, 102
-    zstdchunked_test.go:104:   [3] at 151 in stargz (nextFrame: 171/786): 16, 82
-    zstdchunked_test.go:104:   [4] at 171 in stargz (nextFrame: 191/786): 16, 62
-    zstdchunked_test.go:104:   [5] at 191 in stargz (nextFrame: 211/786): 16, 42
-    zstdchunked_test.go:104:   [6] at 211 in stargz (nextFrame: 237/786): 30, 22
-    zstdchunked_test.go:104:   [7] at 237 in stargz (nextFrame: 245/786): 4, 497
-    zstdchunked_test.go:104:   [8] at 245 in stargz (nextFrame: 738/786): -1, 489
-    zstdchunked_test.go:104:   [9] at 738 in stargz (nextFrame: 786/786): -1, -1
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 188, NextOffset: 208
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 111 131 151 171 191 211 246 747]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 787):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/787): 107, 234
+    zstdchunked_test.go:104:   [1] at 111 in stargz (nextFrame: 131/787): 16, 123
+    zstdchunked_test.go:104:   [2] at 131 in stargz (nextFrame: 151/787): 16, 103
+    zstdchunked_test.go:104:   [3] at 151 in stargz (nextFrame: 171/787): 16, 83
+    zstdchunked_test.go:104:   [4] at 171 in stargz (nextFrame: 191/787): 16, 63
+    zstdchunked_test.go:104:   [5] at 191 in stargz (nextFrame: 211/787): 16, 43
+    zstdchunked_test.go:104:   [6] at 211 in stargz (nextFrame: 238/787): 31, 23
+    zstdchunked_test.go:104:   [7] at 238 in stargz (nextFrame: 246/787): 4, 497
+    zstdchunked_test.go:104:   [8] at 246 in stargz (nextFrame: 739/787): -1, 489
+    zstdchunked_test.go:104:   [9] at 739 in stargz (nextFrame: 787/787): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":111,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -209520,10 +210633,9 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":191,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":211,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 188, NextOffset: 208
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 105, NextOffset: 305
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 208, NextOffset: 474
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
@@ -209533,14 +210645,12 @@
     testutil.go:509: Offset: 325, NextOffset: 852
     testutil.go:509: Offset: 494, NextOffset: 1099
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 188, NextOffset: 208
     testutil.go:509: Offset: 85, NextOffset: 105
     testutil.go:509: Offset: 208, NextOffset: 474
     testutil.go:509: Offset: 105, NextOffset: 305
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -209549,19 +210659,21 @@
     testutil.go:509: Offset: 494, NextOffset: 1099
     testutil.go:509: Offset: 325, NextOffset: 852
 === RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 111 131 151 171 191 211 246 747]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 787):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/787): 107, 234
-    zstdchunked_test.go:104:   [1] at 111 in stargz (nextFrame: 131/787): 16, 123
-    zstdchunked_test.go:104:   [2] at 131 in stargz (nextFrame: 151/787): 16, 103
-    zstdchunked_test.go:104:   [3] at 151 in stargz (nextFrame: 171/787): 16, 83
-    zstdchunked_test.go:104:   [4] at 171 in stargz (nextFrame: 191/787): 16, 63
-    zstdchunked_test.go:104:   [5] at 191 in stargz (nextFrame: 211/787): 16, 43
-    zstdchunked_test.go:104:   [6] at 211 in stargz (nextFrame: 238/787): 31, 23
-    zstdchunked_test.go:104:   [7] at 238 in stargz (nextFrame: 246/787): 4, 497
-    zstdchunked_test.go:104:   [8] at 246 in stargz (nextFrame: 739/787): -1, 489
-    zstdchunked_test.go:104:   [9] at 739 in stargz (nextFrame: 787/787): -1, -1
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 111 131 151 171 191 211 245 746]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 786):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/786): 107, 233
+    zstdchunked_test.go:104:   [1] at 111 in stargz (nextFrame: 131/786): 16, 122
+    zstdchunked_test.go:104:   [2] at 131 in stargz (nextFrame: 151/786): 16, 102
+    zstdchunked_test.go:104:   [3] at 151 in stargz (nextFrame: 171/786): 16, 82
+    zstdchunked_test.go:104:   [4] at 171 in stargz (nextFrame: 191/786): 16, 62
+    zstdchunked_test.go:104:   [5] at 191 in stargz (nextFrame: 211/786): 16, 42
+    zstdchunked_test.go:104:   [6] at 211 in stargz (nextFrame: 237/786): 30, 22
+    zstdchunked_test.go:104:   [7] at 237 in stargz (nextFrame: 245/786): 4, 497
+    zstdchunked_test.go:104:   [8] at 245 in stargz (nextFrame: 738/786): -1, 489
+    zstdchunked_test.go:104:   [9] at 738 in stargz (nextFrame: 786/786): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":111,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -209570,14 +210682,12 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":171,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":191,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":211,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#01
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#01
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":279,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":299,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":451,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 78, NextOffset: 98
     testutil.go:509: Offset: 177, NextOffset: 197
@@ -209591,65 +210701,23 @@
     testutil.go:509: Offset: 299, NextOffset: 825
     testutil.go:509: Offset: 471, NextOffset: 1065
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 177, NextOffset: 197
     testutil.go:509: Offset: 78, NextOffset: 98
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 197, NextOffset: 451
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 98, NextOffset: 279
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 451, NextOffset: 471
     testutil.go:509: Offset: 279, NextOffset: 299
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 111 131 151 171 191 211 245 746]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 786):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/786): 107, 233
-    zstdchunked_test.go:104:   [1] at 111 in stargz (nextFrame: 131/786): 16, 122
-    zstdchunked_test.go:104:   [2] at 131 in stargz (nextFrame: 151/786): 16, 102
-    zstdchunked_test.go:104:   [3] at 151 in stargz (nextFrame: 171/786): 16, 82
-    zstdchunked_test.go:104:   [4] at 171 in stargz (nextFrame: 191/786): 16, 62
-    zstdchunked_test.go:104:   [5] at 191 in stargz (nextFrame: 211/786): 16, 42
-    zstdchunked_test.go:104:   [6] at 211 in stargz (nextFrame: 237/786): 30, 22
-    zstdchunked_test.go:104:   [7] at 237 in stargz (nextFrame: 245/786): 4, 497
-    zstdchunked_test.go:104:   [8] at 245 in stargz (nextFrame: 738/786): -1, 489
-    zstdchunked_test.go:104:   [9] at 738 in stargz (nextFrame: 786/786): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":111,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
-    testutil.go:1641:   [2]: {"name":"foo/big.txt","type":"chunk","offset":131,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:81afb10b461acd8f2b7eee698fb0c314c454f7acb574a34baded7f6912fc7a0f"}
-    testutil.go:1641:   [3]: {"name":"foo/big.txt","type":"chunk","offset":151,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:a5c935d142e9fa6eeb75c3424cad28ec117de0d1f6f818f7a8ec41247862d13a"}
-    testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":171,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
-    testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":191,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
-    testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":211,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 471, NextOffset: 1065
     testutil.go:509: Offset: 299, NextOffset: 825
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01
 === RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":463,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 78, NextOffset: 98
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 98, NextOffset: 288
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 197, NextOffset: 463
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 288, NextOffset: 308
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#01
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 111 131 151 171 191 211 246 747]
     zstdchunked_test.go:59: got zstd streams (compressed size: 787):
@@ -209672,7 +210740,24 @@
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":191,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":211,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":463,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 78, NextOffset: 98
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 98, NextOffset: 288
+    testutil.go:509: Offset: 197, NextOffset: 463
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 288, NextOffset: 308
     testutil.go:509: Offset: 463, NextOffset: 483
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 308, NextOffset: 835
     testutil.go:509: Offset: 483, NextOffset: 1079
     testutil.go:395: Comparing: "" vs ""
@@ -209686,13 +210771,6 @@
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
     testutil.go:509: Offset: 463, NextOffset: 483
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 483, NextOffset: 1079
-    testutil.go:509: Offset: 308, NextOffset: 835
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#01
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 110 130 150 170 190 210 244 744]
     zstdchunked_test.go:59: got zstd streams (compressed size: 784):
@@ -209714,11 +210792,26 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":170,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":190,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":210,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 483, NextOffset: 1079
+    testutil.go:509: Offset: 308, NextOffset: 835
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":304,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":455,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 177, NextOffset: 197
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 99, NextOffset: 284
+    testutil.go:509: Offset: 197, NextOffset: 455
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
@@ -209726,30 +210819,12 @@
     testutil.go:509: Offset: 455, NextOffset: 475
     testutil.go:509: Offset: 304, NextOffset: 829
     testutil.go:509: Offset: 475, NextOffset: 1069
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 99
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 99, NextOffset: 284
-    testutil.go:509: Offset: 197, NextOffset: 455
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 177, NextOffset: 197
     testutil.go:509: Offset: 79, NextOffset: 99
     testutil.go:509: Offset: 197, NextOffset: 455
-    testutil.go:509: Offset: 99, NextOffset: 284
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 455, NextOffset: 475
-    testutil.go:509: Offset: 284, NextOffset: 304
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 475, NextOffset: 1069
-    testutil.go:509: Offset: 304, NextOffset: 829
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 110 130 150 170 190 210 245 745]
     zstdchunked_test.go:59: got zstd streams (compressed size: 785):
@@ -209763,6 +210838,9 @@
     zstdchunked_test.go:104:   [7] at 237 in stargz (nextFrame: 245/785): 4, 496
     zstdchunked_test.go:104:   [8] at 245 in stargz (nextFrame: 737/785): -1, 488
     zstdchunked_test.go:104:   [9] at 737 in stargz (nextFrame: 785/785): -1, -1
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 99, NextOffset: 284
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":110,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -209771,44 +210849,17 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":170,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":190,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":210,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":287,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":198,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 101
-    testutil.go:509: Offset: 178, NextOffset: 198
-    testutil.go:509: Offset: 101, NextOffset: 287
-    testutil.go:509: Offset: 198, NextOffset: 457
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 287, NextOffset: 307
-    testutil.go:509: Offset: 457, NextOffset: 477
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 307, NextOffset: 833
-    testutil.go:509: Offset: 477, NextOffset: 1073
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 198
-    testutil.go:509: Offset: 81, NextOffset: 101
-    testutil.go:509: Offset: 198, NextOffset: 457
-    testutil.go:509: Offset: 101, NextOffset: 287
+    testutil.go:509: Offset: 455, NextOffset: 475
+    testutil.go:509: Offset: 284, NextOffset: 304
+    testutil.go:509: Offset: 475, NextOffset: 1069
+    testutil.go:509: Offset: 304, NextOffset: 829
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 457, NextOffset: 477
-    testutil.go:509: Offset: 287, NextOffset: 307
-    testutil.go:509: Offset: 477, NextOffset: 1073
-    testutil.go:509: Offset: 307, NextOffset: 833
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 110 130 150 170 190 210 244 746]
     zstdchunked_test.go:59: got zstd streams (compressed size: 786):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/786): 106, 232
@@ -209829,41 +210880,29 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":170,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":190,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":210,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#01
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":279,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":299,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":451,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 78, NextOffset: 98
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 98, NextOffset: 279
-    testutil.go:509: Offset: 197, NextOffset: 451
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 279, NextOffset: 299
-    testutil.go:509: Offset: 451, NextOffset: 471
-    testutil.go:509: Offset: 299, NextOffset: 825
-    testutil.go:509: Offset: 471, NextOffset: 1065
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":287,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":198,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 78, NextOffset: 98
-    testutil.go:509: Offset: 197, NextOffset: 451
-    testutil.go:509: Offset: 98, NextOffset: 279
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 81, NextOffset: 101
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 178, NextOffset: 198
+    testutil.go:509: Offset: 101, NextOffset: 287
+    testutil.go:509: Offset: 198, NextOffset: 457
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 451, NextOffset: 471
-    testutil.go:509: Offset: 279, NextOffset: 299
-    testutil.go:509: Offset: 471, NextOffset: 1065
-    testutil.go:509: Offset: 299, NextOffset: 825
+    testutil.go:509: Offset: 287, NextOffset: 307
+    testutil.go:509: Offset: 457, NextOffset: 477
+    testutil.go:509: Offset: 307, NextOffset: 833
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 477, NextOffset: 1073
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 110 130 150 170 190 210 245 747]
     zstdchunked_test.go:59: got zstd streams (compressed size: 787):
@@ -209876,7 +210915,13 @@
     zstdchunked_test.go:104:   [6] at 210 in stargz (nextFrame: 237/787): 31, 23
     zstdchunked_test.go:104:   [7] at 237 in stargz (nextFrame: 245/787): 4, 498
     zstdchunked_test.go:104:   [8] at 245 in stargz (nextFrame: 739/787): -1, 490
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [9] at 739 in stargz (nextFrame: 787/787): -1, -1
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
     testutil.go:1641:   [1]: {"name":"foo/big.txt","type":"reg","size":23,"mode":420,"offset":110,"digest":"sha256:2ff378dda6b0b6f55c24f1a6b192cf1d0fa1dc229d5396fa884b51bcb84aa255","chunkSize":4,"chunkDigest":"sha256:86e1de74820a9b252ba33b2eed445b0cd02c445b5f4b8007205aff1762d7301a"}
@@ -209885,15 +210930,47 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":170,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":190,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":210,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 178, NextOffset: 198
+    testutil.go:509: Offset: 81, NextOffset: 101
+    testutil.go:509: Offset: 198, NextOffset: 457
+    testutil.go:509: Offset: 101, NextOffset: 287
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 457, NextOffset: 477
+    testutil.go:509: Offset: 287, NextOffset: 307
+    testutil.go:509: Offset: 477, NextOffset: 1073
+    testutil.go:509: Offset: 307, NextOffset: 833
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01
 === RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":463,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":279,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":299,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":451,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 279, NextOffset: 299
+    testutil.go:509: Offset: 451, NextOffset: 471
+    testutil.go:509: Offset: 299, NextOffset: 825
+    testutil.go:509: Offset: 471, NextOffset: 1065
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 78, NextOffset: 98
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 98, NextOffset: 279
+    testutil.go:509: Offset: 197, NextOffset: 451
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 197
     testutil.go:509: Offset: 78, NextOffset: 98
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 110 130 150 170 190 210 244 746]
@@ -209903,6 +210980,9 @@
     zstdchunked_test.go:104:   [2] at 130 in stargz (nextFrame: 150/786): 16, 102
     zstdchunked_test.go:104:   [3] at 150 in stargz (nextFrame: 170/786): 16, 82
     zstdchunked_test.go:104:   [4] at 170 in stargz (nextFrame: 190/786): 16, 62
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 197, NextOffset: 451
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
     zstdchunked_test.go:104:   [5] at 190 in stargz (nextFrame: 210/786): 16, 42
     zstdchunked_test.go:104:   [6] at 210 in stargz (nextFrame: 236/786): 30, 22
     zstdchunked_test.go:104:   [7] at 236 in stargz (nextFrame: 244/786): 4, 498
@@ -209916,35 +210996,27 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":170,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":190,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":210,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 98, NextOffset: 288
-    testutil.go:509: Offset: 197, NextOffset: 463
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 98, NextOffset: 279
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 463, NextOffset: 483
-    testutil.go:509: Offset: 308, NextOffset: 835
-    testutil.go:509: Offset: 483, NextOffset: 1079
+    testutil.go:509: Offset: 451, NextOffset: 471
+    testutil.go:509: Offset: 279, NextOffset: 299
+    testutil.go:509: Offset: 471, NextOffset: 1065
+    testutil.go:509: Offset: 299, NextOffset: 825
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":78,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":98,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":463,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 197
     testutil.go:509: Offset: 78, NextOffset: 98
-    testutil.go:509: Offset: 197, NextOffset: 463
-    testutil.go:509: Offset: 98, NextOffset: 288
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 463, NextOffset: 483
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 483, NextOffset: 1079
-    testutil.go:509: Offset: 308, NextOffset: 835
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 110 130 150 170 190 210 245 747]
     zstdchunked_test.go:59: got zstd streams (compressed size: 787):
@@ -209966,23 +211038,37 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":170,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":190,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":210,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#01
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":304,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":455,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 98, NextOffset: 288
+    testutil.go:509: Offset: 197, NextOffset: 463
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 284, NextOffset: 304
-    testutil.go:509: Offset: 455, NextOffset: 475
-    testutil.go:509: Offset: 304, NextOffset: 829
-    testutil.go:509: Offset: 475, NextOffset: 1069
+    testutil.go:509: Offset: 288, NextOffset: 308
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 463, NextOffset: 483
+    testutil.go:509: Offset: 308, NextOffset: 835
+    testutil.go:509: Offset: 483, NextOffset: 1079
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 99
     testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 78, NextOffset: 98
+    testutil.go:509: Offset: 197, NextOffset: 463
+    testutil.go:509: Offset: 98, NextOffset: 288
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 463, NextOffset: 483
+    testutil.go:509: Offset: 288, NextOffset: 308
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 483, NextOffset: 1079
+    testutil.go:509: Offset: 308, NextOffset: 835
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 112 132 152 172 192 212 246 749]
     zstdchunked_test.go:59: got zstd streams (compressed size: 789):
@@ -210004,27 +211090,37 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":172,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":192,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":284,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":304,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":455,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 177, NextOffset: 197
     testutil.go:509: Offset: 99, NextOffset: 284
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 197, NextOffset: 455
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 455, NextOffset: 475
     testutil.go:509: Offset: 284, NextOffset: 304
-    testutil.go:509: Offset: 475, NextOffset: 1069
+    testutil.go:509: Offset: 455, NextOffset: 475
     testutil.go:509: Offset: 304, NextOffset: 829
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01
+=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 475, NextOffset: 1069
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 177, NextOffset: 197
     testutil.go:509: Offset: 79, NextOffset: 99
     testutil.go:509: Offset: 197, NextOffset: 455
     testutil.go:509: Offset: 99, NextOffset: 284
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 112 132 152 172 192 212 247 750]
     zstdchunked_test.go:59: got zstd streams (compressed size: 790):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 112/790): 108, 235
@@ -210045,12 +211141,17 @@
     testutil.go:1641:   [4]: {"name":"foo/big.txt","type":"chunk","offset":172,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:53a793b0a71115451c7710325929f71119cae80798460d6d400193fe43674c0c"}
     testutil.go:1641:   [5]: {"name":"foo/big.txt","type":"chunk","offset":192,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:8a618a349c5916ad6a1e66631cb7e8bfba9163265e03661fd760f53d243add69"}
     testutil.go:1641:   [6]: {"name":"foo/big.txt","type":"chunk","offset":212,"chunkOffset":20,"chunkSize":3,"chunkDigest":"sha256:898cef1b49045fd8d4bcac0c8fe0034c5ed28f00ed4f617bb8fdc9ea457d2ea0"}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 455, NextOffset: 475
+    testutil.go:509: Offset: 284, NextOffset: 304
+    testutil.go:509: Offset: 475, NextOffset: 1069
+    testutil.go:509: Offset: 304, NextOffset: 829
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":287,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":198,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 137 181 434]
     zstdchunked_test.go:59: got zstd streams (compressed size: 474):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 137/474): 133, 169
@@ -210058,25 +211159,10 @@
     zstdchunked_test.go:104:   [2] at 173 in stargz (nextFrame: 181/474): 4, 249
     zstdchunked_test.go:104:   [3] at 181 in stargz (nextFrame: 426/474): -1, 241
     zstdchunked_test.go:104:   [4] at 426 in stargz (nextFrame: 474/474): -1, -1
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 287, NextOffset: 307
-    testutil.go:509: Offset: 457, NextOffset: 477
-    testutil.go:509: Offset: 307, NextOffset: 833
-    testutil.go:509: Offset: 477, NextOffset: 1073
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 101
-    testutil.go:509: Offset: 178, NextOffset: 198
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 137 182 435]
     zstdchunked_test.go:59: got zstd streams (compressed size: 475):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 137/475): 133, 170
@@ -210098,18 +211184,7 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 101, NextOffset: 287
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 198, NextOffset: 457
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 .no.prefetch.landmark] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 198
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 137 182 435]
     zstdchunked_test.go:59: got zstd streams (compressed size: 475):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 137/475): 133, 170
@@ -210121,11 +211196,6 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 81, NextOffset: 101
-    testutil.go:509: Offset: 198, NextOffset: 457
-    testutil.go:509: Offset: 101, NextOffset: 287
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 137 181 434]
     zstdchunked_test.go:59: got zstd streams (compressed size: 474):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 137/474): 133, 169
@@ -210133,17 +211203,10 @@
     zstdchunked_test.go:104:   [2] at 173 in stargz (nextFrame: 181/474): 4, 249
     zstdchunked_test.go:104:   [3] at 181 in stargz (nextFrame: 426/474): -1, 241
     zstdchunked_test.go:104:   [4] at 426 in stargz (nextFrame: 474/474): -1, -1
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 457, NextOffset: 477
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 137 182 435]
     zstdchunked_test.go:59: got zstd streams (compressed size: 475):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 137/475): 133, 170
@@ -210151,15 +211214,10 @@
     zstdchunked_test.go:104:   [2] at 174 in stargz (nextFrame: 182/475): 4, 249
     zstdchunked_test.go:104:   [3] at 182 in stargz (nextFrame: 427/475): -1, 241
     zstdchunked_test.go:104:   [4] at 427 in stargz (nextFrame: 475/475): -1, -1
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 287, NextOffset: 307
-    testutil.go:509: Offset: 477, NextOffset: 1073
-    testutil.go:509: Offset: 307, NextOffset: 833
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 141 185 434]
     zstdchunked_test.go:59: got zstd streams (compressed size: 474):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 141/474): 137, 173
@@ -210171,12 +211229,12 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 141 186 435]
     zstdchunked_test.go:59: got zstd streams (compressed size: 475):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 141/475): 137, 174
     zstdchunked_test.go:104:   [1] at 141 in stargz (nextFrame: 178/475): 41, 33
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [2] at 178 in stargz (nextFrame: 186/475): 4, 245
     zstdchunked_test.go:104:   [3] at 186 in stargz (nextFrame: 427/475): -1, 237
     zstdchunked_test.go:104:   [4] at 427 in stargz (nextFrame: 475/475): -1, -1
@@ -210195,6 +211253,16 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":81,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":287,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":307,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":178,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":198,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 287, NextOffset: 307
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 141 186 435]
     zstdchunked_test.go:59: got zstd streams (compressed size: 475):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 141/475): 137, 174
@@ -210206,8 +211274,6 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 140 184 433]
     zstdchunked_test.go:59: got zstd streams (compressed size: 473):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 140/473): 136, 172
@@ -210219,6 +211285,14 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 457, NextOffset: 477
+    testutil.go:509: Offset: 307, NextOffset: 833
+    testutil.go:509: Offset: 477, NextOffset: 1073
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 101
+    testutil.go:509: Offset: 178, NextOffset: 198
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 140 185 434]
     zstdchunked_test.go:59: got zstd streams (compressed size: 474):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 140/474): 136, 173
@@ -210229,7 +211303,19 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 101, NextOffset: 287
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 198, NextOffset: 457
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 .no.prefetch.landmark foo] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 178, NextOffset: 198
+    testutil.go:509: Offset: 81, NextOffset: 101
+    testutil.go:509: Offset: 198, NextOffset: 457
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 139 183 439]
     zstdchunked_test.go:59: got zstd streams (compressed size: 479):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 139/479): 135, 171
@@ -210241,14 +211327,14 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":180,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":200,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":454,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 180, NextOffset: 200
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 101, NextOffset: 287
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 457, NextOffset: 477
+    testutil.go:509: Offset: 287, NextOffset: 307
+    testutil.go:509: Offset: 477, NextOffset: 1073
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 139 184 440]
     zstdchunked_test.go:59: got zstd streams (compressed size: 480):
@@ -210260,10 +211346,10 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 307, NextOffset: 833
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 102, NextOffset: 288
-    testutil.go:509: Offset: 200, NextOffset: 454
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 139 183 439]
     zstdchunked_test.go:59: got zstd streams (compressed size: 479):
@@ -210275,21 +211361,7 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 288, NextOffset: 308
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 454, NextOffset: 474
-    testutil.go:509: Offset: 308, NextOffset: 832
-    testutil.go:509: Offset: 474, NextOffset: 1067
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 180, NextOffset: 200
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 139 184 440]
     zstdchunked_test.go:59: got zstd streams (compressed size: 480):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 139/480): 135, 172
@@ -210300,13 +211372,7 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
     testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 82, NextOffset: 102
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 200, NextOffset: 454
-    testutil.go:509: Offset: 102, NextOffset: 288
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 140 184 440]
     zstdchunked_test.go:59: got zstd streams (compressed size: 480):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 140/480): 136, 172
@@ -210314,12 +211380,10 @@
     zstdchunked_test.go:104:   [2] at 176 in stargz (nextFrame: 184/480): 4, 252
     zstdchunked_test.go:104:   [3] at 184 in stargz (nextFrame: 432/480): -1, 244
     zstdchunked_test.go:104:   [4] at 432 in stargz (nextFrame: 480/480): -1, -1
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 140 185 441]
     zstdchunked_test.go:59: got zstd streams (compressed size: 481):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 140/481): 136, 173
@@ -210329,20 +211393,8 @@
     zstdchunked_test.go:104:   [4] at 433 in stargz (nextFrame: 481/481): -1, -1
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 454, NextOffset: 474
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 474, NextOffset: 1067
-    testutil.go:509: Offset: 308, NextOffset: 832
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 143 187 439]
     zstdchunked_test.go:59: got zstd streams (compressed size: 479):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 143/479): 139, 175
@@ -210350,6 +211402,8 @@
     zstdchunked_test.go:104:   [2] at 179 in stargz (nextFrame: 187/479): 4, 248
     zstdchunked_test.go:104:   [3] at 187 in stargz (nextFrame: 431/479): -1, 240
     zstdchunked_test.go:104:   [4] at 431 in stargz (nextFrame: 479/479): -1, -1
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
@@ -210361,10 +211415,18 @@
     zstdchunked_test.go:104:   [2] at 180 in stargz (nextFrame: 188/480): 4, 248
     zstdchunked_test.go:104:   [3] at 188 in stargz (nextFrame: 432/480): -1, 240
     zstdchunked_test.go:104:   [4] at 432 in stargz (nextFrame: 480/480): -1, -1
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":5,"mode":420,"offset":82,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":5,"mode":420,"offset":180,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo","type":"chunk","offset":200,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"foo2/","type":"dir","mode":493},{"name":"foo2/bar","type":"reg","size":5,"mode":420,"offset":454,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"foo2/bar","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 102
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 143 187 439]
     zstdchunked_test.go:59: got zstd streams (compressed size: 479):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 143/479): 139, 175
@@ -210394,9 +211456,9 @@
     zstdchunked_test.go:104:   [2] at 177 in stargz (nextFrame: 185/477): 4, 248
     zstdchunked_test.go:104:   [3] at 185 in stargz (nextFrame: 429/477): -1, 240
     zstdchunked_test.go:104:   [4] at 429 in stargz (nextFrame: 477/477): -1, -1
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 141 186 438]
     zstdchunked_test.go:59: got zstd streams (compressed size: 478):
@@ -210405,10 +211467,19 @@
     zstdchunked_test.go:104:   [2] at 178 in stargz (nextFrame: 186/478): 4, 248
     zstdchunked_test.go:104:   [3] at 186 in stargz (nextFrame: 430/478): -1, 240
     zstdchunked_test.go:104:   [4] at 430 in stargz (nextFrame: 478/478): -1, -1
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 180, NextOffset: 200
+    testutil.go:509: Offset: 102, NextOffset: 288
+    testutil.go:509: Offset: 200, NextOffset: 454
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 288, NextOffset: 308
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 139 183 426]
     zstdchunked_test.go:59: got zstd streams (compressed size: 466):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 139/466): 135, 171
@@ -210416,18 +211487,27 @@
     zstdchunked_test.go:104:   [2] at 175 in stargz (nextFrame: 183/466): 4, 239
     zstdchunked_test.go:104:   [3] at 183 in stargz (nextFrame: 418/466): -1, 231
     zstdchunked_test.go:104:   [4] at 418 in stargz (nextFrame: 466/466): -1, -1
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":298,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":318,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":201,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 454, NextOffset: 474
+    testutil.go:509: Offset: 308, NextOffset: 832
+    testutil.go:509: Offset: 474, NextOffset: 1067
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 180, NextOffset: 200
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 200, NextOffset: 454
+    testutil.go:509: Offset: 102, NextOffset: 288
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 454, NextOffset: 474
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 139 184 427]
     zstdchunked_test.go:59: got zstd streams (compressed size: 467):
@@ -210436,35 +211516,15 @@
     zstdchunked_test.go:104:   [2] at 176 in stargz (nextFrame: 184/467): 4, 239
     zstdchunked_test.go:104:   [3] at 184 in stargz (nextFrame: 419/467): -1, 231
     zstdchunked_test.go:104:   [4] at 419 in stargz (nextFrame: 467/467): -1, -1
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 181, NextOffset: 201
-    testutil.go:509: Offset: 99, NextOffset: 298
-    testutil.go:509: Offset: 201, NextOffset: 466
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 298, NextOffset: 318
-    testutil.go:509: Offset: 466, NextOffset: 486
-    testutil.go:509: Offset: 318, NextOffset: 846
-    testutil.go:509: Offset: 486, NextOffset: 1079
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo2 foo]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 466, NextOffset: 486
-    testutil.go:509: Offset: 298, NextOffset: 318
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 486, NextOffset: 1079
-    testutil.go:509: Offset: 318, NextOffset: 846
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 201
-    testutil.go:509: Offset: 79, NextOffset: 99
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 474, NextOffset: 1067
+    testutil.go:509: Offset: 308, NextOffset: 832
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 139 183 426]
     zstdchunked_test.go:59: got zstd streams (compressed size: 466):
@@ -210473,15 +211533,10 @@
     zstdchunked_test.go:104:   [2] at 175 in stargz (nextFrame: 183/466): 4, 239
     zstdchunked_test.go:104:   [3] at 183 in stargz (nextFrame: 418/466): -1, 231
     zstdchunked_test.go:104:   [4] at 418 in stargz (nextFrame: 466/466): -1, -1
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 201, NextOffset: 466
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 99, NextOffset: 298
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 139 184 427]
     zstdchunked_test.go:59: got zstd streams (compressed size: 467):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 139/467): 135, 172
@@ -210493,7 +211548,7 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#01
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 137 181 423]
     zstdchunked_test.go:59: got zstd streams (compressed size: 463):
@@ -210502,9 +211557,9 @@
     zstdchunked_test.go:104:   [2] at 173 in stargz (nextFrame: 181/463): 4, 238
     zstdchunked_test.go:104:   [3] at 181 in stargz (nextFrame: 415/463): -1, 230
     zstdchunked_test.go:104:   [4] at 415 in stargz (nextFrame: 463/463): -1, -1
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 137 182 424]
     zstdchunked_test.go:59: got zstd streams (compressed size: 464):
@@ -210517,8 +211572,6 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 138 182 427]
     zstdchunked_test.go:59: got zstd streams (compressed size: 467):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 138/467): 134, 170
@@ -210530,15 +211583,6 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":84,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":294,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":314,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":202,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":459,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":479,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 182, NextOffset: 202
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 138 183 428]
     zstdchunked_test.go:59: got zstd streams (compressed size: 468):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 138/468): 134, 171
@@ -210550,13 +211594,18 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 104, NextOffset: 294
-    testutil.go:509: Offset: 202, NextOffset: 459
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":298,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":318,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":5,"mode":420,"offset":181,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo","type":"chunk","offset":201,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"./foo2/","type":"dir","mode":493},{"name":"./foo2/bar","type":"reg","size":5,"mode":420,"offset":466,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./foo2/bar","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo2 .no.prefetch.landmark foo]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
     testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 294, NextOffset: 314
+    testutil.go:509: Offset: 298, NextOffset: 318
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 466, NextOffset: 486
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 138 182 427]
     zstdchunked_test.go:59: got zstd streams (compressed size: 467):
@@ -210569,17 +211618,12 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 459, NextOffset: 479
-    testutil.go:509: Offset: 314, NextOffset: 837
-    testutil.go:509: Offset: 479, NextOffset: 1074
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 459, NextOffset: 479
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 318, NextOffset: 846
+    testutil.go:509: Offset: 486, NextOffset: 1079
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 181, NextOffset: 201
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 138 183 428]
     zstdchunked_test.go:59: got zstd streams (compressed size: 468):
@@ -210591,16 +211635,16 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 294, NextOffset: 314
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 99, NextOffset: 298
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 479, NextOffset: 1074
-    testutil.go:509: Offset: 314, NextOffset: 837
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 201, NextOffset: 466
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 202
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 202, NextOffset: 459
+    testutil.go:509: Offset: 181, NextOffset: 201
+    testutil.go:509: Offset: 79, NextOffset: 99
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 139 183 428]
     zstdchunked_test.go:59: got zstd streams (compressed size: 468):
@@ -210613,9 +211657,13 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 104, NextOffset: 294
-=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 201, NextOffset: 466
+    testutil.go:509: Offset: 99, NextOffset: 298
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 466, NextOffset: 486
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 139 184 429]
     zstdchunked_test.go:59: got zstd streams (compressed size: 469):
@@ -210624,11 +211672,15 @@
     zstdchunked_test.go:104:   [2] at 176 in stargz (nextFrame: 184/469): 4, 241
     zstdchunked_test.go:104:   [3] at 184 in stargz (nextFrame: 421/469): -1, 233
     zstdchunked_test.go:104:   [4] at 421 in stargz (nextFrame: 469/469): -1, -1
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 298, NextOffset: 318
+    testutil.go:509: Offset: 486, NextOffset: 1079
+    testutil.go:509: Offset: 318, NextOffset: 846
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#01
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 139 183 427]
     zstdchunked_test.go:59: got zstd streams (compressed size: 467):
@@ -210652,27 +211704,8 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo] vs [foo foo2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 99
-    testutil.go:509: Offset: 177, NextOffset: 197
-    testutil.go:509: Offset: 99, NextOffset: 288
-    testutil.go:509: Offset: 197, NextOffset: 457
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 457, NextOffset: 477
-    testutil.go:509: Offset: 308, NextOffset: 836
-    testutil.go:509: Offset: 477, NextOffset: 1072
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 197
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 139 183 427]
     zstdchunked_test.go:59: got zstd streams (compressed size: 467):
@@ -210685,13 +211718,6 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 79, NextOffset: 99
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 197, NextOffset: 457
-    testutil.go:509: Offset: 99, NextOffset: 288
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 139 184 428]
     zstdchunked_test.go:59: got zstd streams (compressed size: 468):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 139/468): 135, 172
@@ -210703,16 +211729,6 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
-    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
-    testutil.go:509: Offset: 457, NextOffset: 477
-    testutil.go:509: Offset: 288, NextOffset: 308
-    testutil.go:509: Offset: 477, NextOffset: 1072
-    testutil.go:509: Offset: 308, NextOffset: 836
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 139 183 427]
     zstdchunked_test.go:59: got zstd streams (compressed size: 467):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 139/467): 135, 171
@@ -210720,9 +211736,9 @@
     zstdchunked_test.go:104:   [2] at 175 in stargz (nextFrame: 183/467): 4, 240
     zstdchunked_test.go:104:   [3] at 183 in stargz (nextFrame: 419/467): -1, 232
     zstdchunked_test.go:104:   [4] at 419 in stargz (nextFrame: 467/467): -1, -1
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 139 184 428]
     zstdchunked_test.go:59: got zstd streams (compressed size: 468):
@@ -210742,11 +211758,11 @@
     zstdchunked_test.go:104:   [2] at 177 in stargz (nextFrame: 185/471): 4, 242
     zstdchunked_test.go:104:   [3] at 185 in stargz (nextFrame: 423/471): -1, 234
     zstdchunked_test.go:104:   [4] at 423 in stargz (nextFrame: 471/471): -1, -1
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#01
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 141 186 432]
     zstdchunked_test.go:59: got zstd streams (compressed size: 472):
@@ -210759,14 +211775,15 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":361,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":501,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":661,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":781,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":801,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":188,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":326,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":648,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":668,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":808,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":949,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":969,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":5,"mode":420,"offset":84,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":294,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":314,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":5,"mode":420,"offset":182,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo","type":"chunk","offset":202,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"/foo2/","type":"dir","mode":493},{"name":"/foo2/bar","type":"reg","size":5,"mode":420,"offset":459,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/foo2/bar","type":"chunk","offset":479,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty5 foo6 foo foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty foo2] vs [foo foo_empty2 foo4 foo5 foo_empty foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [foo foo2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 294, NextOffset: 314
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 141 185 431]
     zstdchunked_test.go:59: got zstd streams (compressed size: 471):
@@ -210774,25 +211791,11 @@
     zstdchunked_test.go:104:   [1] at 141 in stargz (nextFrame: 177/471): 40, 32
     zstdchunked_test.go:104:   [2] at 177 in stargz (nextFrame: 185/471): 4, 242
     zstdchunked_test.go:104:   [3] at 185 in stargz (nextFrame: 423/471): -1, 234
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 104, NextOffset: 222
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
     zstdchunked_test.go:104:   [4] at 423 in stargz (nextFrame: 471/471): -1, -1
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 208, NextOffset: 326
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 641, NextOffset: 661
-    testutil.go:509: Offset: 788, NextOffset: 808
-    testutil.go:509: Offset: 661, NextOffset: 781
-    testutil.go:509: Offset: 808, NextOffset: 949
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 141 186 432]
     zstdchunked_test.go:59: got zstd streams (compressed size: 472):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 141/472): 137, 174
@@ -210803,17 +211806,15 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 326, NextOffset: 346
-    testutil.go:509: Offset: 242, NextOffset: 361
-    testutil.go:509: Offset: 346, NextOffset: 487
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 361, NextOffset: 381
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 459, NextOffset: 479
+    testutil.go:509: Offset: 314, NextOffset: 837
+    testutil.go:509: Offset: 479, NextOffset: 1074
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 182, NextOffset: 202
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 140 184 430]
     zstdchunked_test.go:59: got zstd streams (compressed size: 470):
@@ -210822,18 +211823,17 @@
     zstdchunked_test.go:104:   [2] at 176 in stargz (nextFrame: 184/470): 4, 242
     zstdchunked_test.go:104:   [3] at 184 in stargz (nextFrame: 422/470): -1, 234
     zstdchunked_test.go:104:   [4] at 422 in stargz (nextFrame: 470/470): -1, -1
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 487, NextOffset: 507
-    testutil.go:509: Offset: 381, NextOffset: 501
-    testutil.go:509: Offset: 507, NextOffset: 648
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 501, NextOffset: 521
-    testutil.go:509: Offset: 648, NextOffset: 668
-    testutil.go:509: Offset: 521, NextOffset: 641
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 104, NextOffset: 294
+    testutil.go:509: Offset: 202, NextOffset: 459
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 202
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 140 185 431]
     zstdchunked_test.go:59: got zstd streams (compressed size: 471):
@@ -210843,43 +211843,26 @@
     zstdchunked_test.go:104:   [3] at 185 in stargz (nextFrame: 423/471): -1, 234
     zstdchunked_test.go:104:   [4] at 423 in stargz (nextFrame: 471/471): -1, -1
     testutil.go:1683: "bar"(basename:"bar") is child of ""
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 84, NextOffset: 104
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 668, NextOffset: 788
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 781, NextOffset: 801
-    testutil.go:509: Offset: 949, NextOffset: 969
-    testutil.go:509: Offset: 801, NextOffset: 1337
-    testutil.go:509: Offset: 969, NextOffset: 1592
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo4] vs [foo foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty foo2 foo3 foo4 foo_empty5 foo6]
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 202, NextOffset: 459
+    testutil.go:509: Offset: 104, NextOffset: 294
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 326, NextOffset: 346
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 346, NextOffset: 487
-    testutil.go:509: Offset: 242, NextOffset: 361
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 487, NextOffset: 507
-    testutil.go:509: Offset: 361, NextOffset: 381
-    testutil.go:509: Offset: 507, NextOffset: 648
-    testutil.go:509: Offset: 381, NextOffset: 501
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 949, NextOffset: 969
-    testutil.go:509: Offset: 781, NextOffset: 801
-    testutil.go:509: Offset: 969, NextOffset: 1592
-    testutil.go:509: Offset: 801, NextOffset: 1337
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 459, NextOffset: 479
+    testutil.go:509: Offset: 294, NextOffset: 314
+    testutil.go:509: Offset: 479, NextOffset: 1074
+    testutil.go:509: Offset: 314, NextOffset: 837
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 177 420]
+=== RUN   TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
     zstdchunked_test.go:59: got zstd streams (compressed size: 460):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 133/460): 129, 165
     zstdchunked_test.go:104:   [1] at 133 in stargz (nextFrame: 169/460): 40, 32
@@ -210889,23 +211872,8 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 84, NextOffset: 104
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 208, NextOffset: 326
-    testutil.go:509: Offset: 104, NextOffset: 222
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 648, NextOffset: 668
-    testutil.go:509: Offset: 501, NextOffset: 521
-    testutil.go:509: Offset: 668, NextOffset: 788
-    testutil.go:509: Offset: 521, NextOffset: 641
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 788, NextOffset: 808
-    testutil.go:509: Offset: 641, NextOffset: 661
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#01
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 178 421]
     zstdchunked_test.go:59: got zstd streams (compressed size: 461):
@@ -210918,12 +211886,38 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 808, NextOffset: 949
-    testutil.go:509: Offset: 661, NextOffset: 781
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":5,"mode":420,"offset":79,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":288,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":308,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":5,"mode":420,"offset":177,"digest":"sha256:1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo","type":"chunk","offset":197,"chunkOffset":4,"chunkDigest":"sha256:6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b"},{"name":"../foo2/","type":"dir","mode":493},{"name":"../foo2/bar","type":"reg","size":5,"mode":420,"offset":457,"xattrs":{"test":"c2FtcGxl"},"digest":"sha256:60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../foo2/bar","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2] vs [.no.prefetch.landmark foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 99, NextOffset: 288
+    testutil.go:509: Offset: 197, NextOffset: 457
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 457, NextOffset: 477
+    testutil.go:509: Offset: 308, NextOffset: 836
+    testutil.go:509: Offset: 477, NextOffset: 1072
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2] vs [foo foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 197
+    testutil.go:509: Offset: 79, NextOffset: 99
+    testutil.go:509: Offset: 197, NextOffset: 457
+    testutil.go:509: Offset: 99, NextOffset: 288
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:401: Directory: "foo2" vs "foo2": [bar] vs [bar]
+    testutil.go:395: Comparing: "foo2/bar" vs "foo2/bar"
+    testutil.go:509: Offset: 457, NextOffset: 477
+    testutil.go:509: Offset: 288, NextOffset: 308
+    testutil.go:509: Offset: 477, NextOffset: 1072
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 133 177 420]
     zstdchunked_test.go:59: got zstd streams (compressed size: 460):
@@ -210936,34 +211930,9 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":88,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":230,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":250,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":393,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":535,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":657,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":677,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":335,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":499,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":519,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":682,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":967,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":987,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo2 foo5 foo_empty5] vs [foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo4 foo6 foo foo_empty foo3 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 535
-    testutil.go:509: Offset: 662, NextOffset: 682
-    testutil.go:509: Offset: 535, NextOffset: 657
-    testutil.go:509: Offset: 682, NextOffset: 804
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 799, NextOffset: 819
-    testutil.go:509: Offset: 967, NextOffset: 987
-    testutil.go:509: Offset: 819, NextOffset: 1366
-    testutil.go:509: Offset: 987, NextOffset: 1612
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 88, NextOffset: 108
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 108, NextOffset: 230
-    testutil.go:509: Offset: 213, NextOffset: 335
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 230, NextOffset: 250
-    testutil.go:509: Offset: 335, NextOffset: 355
-    testutil.go:509: Offset: 250, NextOffset: 373
-    testutil.go:509: Offset: 355, NextOffset: 499
+=== NAME  TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 308, NextOffset: 836
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 133 178 421]
     zstdchunked_test.go:59: got zstd streams (compressed size: 461):
@@ -210976,28 +211945,7 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 657, NextOffset: 677
-    testutil.go:509: Offset: 804, NextOffset: 824
-    testutil.go:509: Offset: 677, NextOffset: 799
-    testutil.go:509: Offset: 824, NextOffset: 967
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 373, NextOffset: 393
-    testutil.go:509: Offset: 499, NextOffset: 519
-    testutil.go:509: Offset: 393, NextOffset: 515
-    testutil.go:509: Offset: 519, NextOffset: 662
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo4 foo6 foo foo_empty foo3 foo_empty4 foo5 foo_empty5] vs [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo2 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 335, NextOffset: 355
-    testutil.go:509: Offset: 230, NextOffset: 250
-    testutil.go:509: Offset: 355, NextOffset: 499
-    testutil.go:509: Offset: 250, NextOffset: 373
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#01
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 131 175 417]
     zstdchunked_test.go:59: got zstd streams (compressed size: 457):
@@ -211009,95 +211957,125 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 662, NextOffset: 682
-    testutil.go:509: Offset: 515, NextOffset: 535
-    testutil.go:509: Offset: 682, NextOffset: 804
-    testutil.go:509: Offset: 535, NextOffset: 657
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":361,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":501,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":661,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":781,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":801,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":188,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":326,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":648,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":668,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":808,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":949,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":969,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo4 foo_empty4 foo5 foo_empty5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo] vs [foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty4 foo5 foo6 foo2 foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:509: Offset: 104, NextOffset: 222
+    testutil.go:509: Offset: 208, NextOffset: 326
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 501, NextOffset: 521
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 131 176 418]
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 967, NextOffset: 987
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
     zstdchunked_test.go:59: got zstd streams (compressed size: 458):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 131/458): 127, 164
     zstdchunked_test.go:104:   [1] at 131 in stargz (nextFrame: 168/458): 41, 33
     zstdchunked_test.go:104:   [2] at 168 in stargz (nextFrame: 176/458): 4, 238
     zstdchunked_test.go:104:   [3] at 176 in stargz (nextFrame: 410/458): -1, 230
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 648, NextOffset: 668
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
     zstdchunked_test.go:104:   [4] at 410 in stargz (nextFrame: 458/458): -1, -1
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 521, NextOffset: 641
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 799, NextOffset: 819
-    testutil.go:509: Offset: 987, NextOffset: 1612
-    testutil.go:509: Offset: 819, NextOffset: 1366
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 88, NextOffset: 108
-    testutil.go:509: Offset: 213, NextOffset: 335
-    testutil.go:509: Offset: 108, NextOffset: 230
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 499, NextOffset: 519
-    testutil.go:509: Offset: 373, NextOffset: 393
-    testutil.go:509: Offset: 519, NextOffset: 662
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 668, NextOffset: 788
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 641, NextOffset: 661
+    testutil.go:509: Offset: 788, NextOffset: 808
+    testutil.go:509: Offset: 661, NextOffset: 781
+    testutil.go:509: Offset: 808, NextOffset: 949
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 781, NextOffset: 801
+    testutil.go:509: Offset: 949, NextOffset: 969
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 135 179 423]
     zstdchunked_test.go:59: got zstd streams (compressed size: 463):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 135/463): 131, 167
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 801, NextOffset: 1337
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [1] at 135 in stargz (nextFrame: 171/463): 40, 32
     zstdchunked_test.go:104:   [2] at 171 in stargz (nextFrame: 179/463): 4, 240
     zstdchunked_test.go:104:   [3] at 179 in stargz (nextFrame: 415/463): -1, 232
     zstdchunked_test.go:104:   [4] at 415 in stargz (nextFrame: 463/463): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 393, NextOffset: 515
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 969, NextOffset: 1592
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 326, NextOffset: 346
+    testutil.go:509: Offset: 242, NextOffset: 361
+    testutil.go:509: Offset: 346, NextOffset: 487
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 361, NextOffset: 381
+    testutil.go:509: Offset: 487, NextOffset: 507
+    testutil.go:509: Offset: 381, NextOffset: 501
+    testutil.go:509: Offset: 507, NextOffset: 648
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty4 foo5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5] vs [foo foo_empty foo4 foo_empty4 foo5 foo_empty5 foo6 foo2 foo_empty2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 804, NextOffset: 824
-    testutil.go:509: Offset: 657, NextOffset: 677
+    testutil.go:509: Offset: 788, NextOffset: 808
+    testutil.go:509: Offset: 641, NextOffset: 661
+    testutil.go:509: Offset: 808, NextOffset: 949
+    testutil.go:509: Offset: 661, NextOffset: 781
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 135 180 424]
     zstdchunked_test.go:59: got zstd streams (compressed size: 464):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 824, NextOffset: 967
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 135/464): 131, 168
     zstdchunked_test.go:104:   [1] at 135 in stargz (nextFrame: 172/464): 41, 33
     zstdchunked_test.go:104:   [2] at 172 in stargz (nextFrame: 180/464): 4, 240
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 949, NextOffset: 969
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [3] at 180 in stargz (nextFrame: 416/464): -1, 232
     zstdchunked_test.go:104:   [4] at 416 in stargz (nextFrame: 464/464): -1, -1
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 677, NextOffset: 799
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":87,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":367,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":387,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":810,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":191,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":331,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":674,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":815,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":957,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo3 foo4 foo_empty5 foo] vs [foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty2 foo4 foo_empty5 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 191, NextOffset: 211
-    testutil.go:509: Offset: 107, NextOffset: 227
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 781, NextOffset: 801
+    testutil.go:509: Offset: 969, NextOffset: 1592
+    testutil.go:509: Offset: 801, NextOffset: 1337
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 326, NextOffset: 346
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 346, NextOffset: 487
+    testutil.go:509: Offset: 242, NextOffset: 361
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 487, NextOffset: 507
+    testutil.go:509: Offset: 361, NextOffset: 381
+    testutil.go:509: Offset: 507, NextOffset: 648
+    testutil.go:509: Offset: 381, NextOffset: 501
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 648, NextOffset: 668
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 135 179 423]
     zstdchunked_test.go:59: got zstd streams (compressed size: 463):
@@ -211109,55 +212087,18 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 211, NextOffset: 331
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 501, NextOffset: 521
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 227, NextOffset: 247
-    testutil.go:509: Offset: 331, NextOffset: 351
-    testutil.go:509: Offset: 247, NextOffset: 367
-    testutil.go:509: Offset: 351, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 795, NextOffset: 815
-    testutil.go:509: Offset: 669, NextOffset: 790
-    testutil.go:509: Offset: 815, NextOffset: 957
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 790, NextOffset: 810
-    testutil.go:509: Offset: 957, NextOffset: 977
-    testutil.go:509: Offset: 810, NextOffset: 1352
-    testutil.go:509: Offset: 977, NextOffset: 1600
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 367, NextOffset: 387
-    testutil.go:509: Offset: 492, NextOffset: 512
-    testutil.go:509: Offset: 387, NextOffset: 508
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 512, NextOffset: 654
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 508, NextOffset: 528
-    testutil.go:509: Offset: 654, NextOffset: 674
-    testutil.go:509: Offset: 528, NextOffset: 649
-    testutil.go:509: Offset: 674, NextOffset: 795
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 668, NextOffset: 788
+    testutil.go:509: Offset: 521, NextOffset: 641
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty2 foo4 foo_empty5] vs [foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo3 foo4 foo_empty5 foo foo_empty foo2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 331, NextOffset: 351
-    testutil.go:509: Offset: 227, NextOffset: 247
-    testutil.go:509: Offset: 351, NextOffset: 492
-    testutil.go:509: Offset: 247, NextOffset: 367
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 512
-    testutil.go:509: Offset: 367, NextOffset: 387
-    testutil.go:509: Offset: 512, NextOffset: 654
-    testutil.go:509: Offset: 387, NextOffset: 508
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 208, NextOffset: 326
+    testutil.go:509: Offset: 104, NextOffset: 222
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 135 180 424]
     zstdchunked_test.go:59: got zstd streams (compressed size: 464):
@@ -211170,24 +212111,7 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 795, NextOffset: 815
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 815, NextOffset: 957
-    testutil.go:509: Offset: 669, NextOffset: 790
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 957, NextOffset: 977
-    testutil.go:509: Offset: 790, NextOffset: 810
-    testutil.go:509: Offset: 977, NextOffset: 1600
-    testutil.go:509: Offset: 810, NextOffset: 1352
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 191, NextOffset: 211
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 211, NextOffset: 331
-    testutil.go:509: Offset: 107, NextOffset: 227
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 134 178 422]
     zstdchunked_test.go:59: got zstd streams (compressed size: 462):
@@ -211198,20 +212122,9 @@
     zstdchunked_test.go:104:   [4] at 414 in stargz (nextFrame: 462/462): -1, -1
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 654, NextOffset: 674
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 508, NextOffset: 528
-    testutil.go:509: Offset: 674, NextOffset: 795
-    testutil.go:509: Offset: 528, NextOffset: 649
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 134 179 423]
     zstdchunked_test.go:59: got zstd streams (compressed size: 463):
@@ -211224,7 +212137,25 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":88,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":230,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":250,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":393,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":535,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":657,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":677,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":335,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":499,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":519,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":682,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":967,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":987,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo_empty5 foo foo2 foo_empty2 foo_empty3 foo5 foo6 foo_empty] vs [foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 799, NextOffset: 819
+    testutil.go:509: Offset: 967, NextOffset: 987
+    testutil.go:509: Offset: 819, NextOffset: 1366
+    testutil.go:509: Offset: 987, NextOffset: 1612
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 373, NextOffset: 393
+    testutil.go:509: Offset: 499, NextOffset: 519
+    testutil.go:509: Offset: 393, NextOffset: 515
+    testutil.go:509: Offset: 519, NextOffset: 662
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 535
+    testutil.go:509: Offset: 662, NextOffset: 682
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 177 419]
     zstdchunked_test.go:59: got zstd streams (compressed size: 459):
@@ -211236,56 +212167,63 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 535, NextOffset: 657
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":90,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":249,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":389,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":509,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":529,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":789,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":197,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":336,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":678,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":798,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":818,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":979,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 682, NextOffset: 804
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 88, NextOffset: 108
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 108, NextOffset: 230
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 213, NextOffset: 335
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 230, NextOffset: 250
+    testutil.go:509: Offset: 335, NextOffset: 355
+    testutil.go:509: Offset: 250, NextOffset: 373
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 178 420]
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo6 foo_empty foo_empty4 foo_empty5] vs [foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo3 foo4 .no.prefetch.landmark foo foo_empty2 foo_empty3]
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
     zstdchunked_test.go:59: got zstd streams (compressed size: 460):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 133/460): 129, 166
     zstdchunked_test.go:104:   [1] at 133 in stargz (nextFrame: 170/460): 41, 33
     zstdchunked_test.go:104:   [2] at 170 in stargz (nextFrame: 178/460): 4, 238
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 355, NextOffset: 499
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [3] at 178 in stargz (nextFrame: 412/460): -1, 230
     zstdchunked_test.go:104:   [4] at 412 in stargz (nextFrame: 460/460): -1, -1
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 90, NextOffset: 110
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 197, NextOffset: 217
-    testutil.go:509: Offset: 110, NextOffset: 229
-    testutil.go:509: Offset: 217, NextOffset: 336
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 249
-    testutil.go:509: Offset: 336, NextOffset: 356
-    testutil.go:509: Offset: 249, NextOffset: 369
-    testutil.go:509: Offset: 356, NextOffset: 497
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 369, NextOffset: 389
-    testutil.go:509: Offset: 497, NextOffset: 517
-    testutil.go:509: Offset: 389, NextOffset: 509
-    testutil.go:509: Offset: 517, NextOffset: 658
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 509, NextOffset: 529
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 657, NextOffset: 677
+    testutil.go:509: Offset: 804, NextOffset: 824
+    testutil.go:509: Offset: 677, NextOffset: 799
+    testutil.go:509: Offset: 824, NextOffset: 967
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo3 foo_empty3] vs [foo foo2 foo_empty2 foo_empty3 foo5 foo6 foo_empty foo3 foo4 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 88, NextOffset: 108
+    testutil.go:509: Offset: 213, NextOffset: 335
+    testutil.go:509: Offset: 108, NextOffset: 230
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 499, NextOffset: 519
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 133 177 419]
     zstdchunked_test.go:59: got zstd streams (compressed size: 459):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 658, NextOffset: 678
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 133/459): 129, 165
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 373, NextOffset: 393
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
     zstdchunked_test.go:104:   [1] at 133 in stargz (nextFrame: 169/459): 40, 32
     zstdchunked_test.go:104:   [2] at 169 in stargz (nextFrame: 177/459): 4, 238
     zstdchunked_test.go:104:   [3] at 177 in stargz (nextFrame: 411/459): -1, 230
@@ -211294,18 +212232,15 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 529, NextOffset: 649
-    testutil.go:509: Offset: 678, NextOffset: 798
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 798, NextOffset: 818
-    testutil.go:509: Offset: 669, NextOffset: 789
-    testutil.go:509: Offset: 818, NextOffset: 959
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 789, NextOffset: 809
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 519, NextOffset: 662
+    testutil.go:509: Offset: 393, NextOffset: 515
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 335, NextOffset: 355
+    testutil.go:509: Offset: 230, NextOffset: 250
+    testutil.go:509: Offset: 355, NextOffset: 499
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 133 178 420]
     zstdchunked_test.go:59: got zstd streams (compressed size: 460):
@@ -211318,33 +212253,29 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 959, NextOffset: 979
-    testutil.go:509: Offset: 809, NextOffset: 1352
-    testutil.go:509: Offset: 979, NextOffset: 1610
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo3 foo4 .no.prefetch.landmark foo] vs [foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo6 foo_empty foo_empty4 foo_empty5 foo]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 250, NextOffset: 373
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 662, NextOffset: 682
+    testutil.go:509: Offset: 515, NextOffset: 535
+    testutil.go:509: Offset: 682, NextOffset: 804
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 535, NextOffset: 657
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 798, NextOffset: 818
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 818, NextOffset: 959
-    testutil.go:509: Offset: 669, NextOffset: 789
+    testutil.go:509: Offset: 804, NextOffset: 824
+    testutil.go:509: Offset: 657, NextOffset: 677
+    testutil.go:509: Offset: 824, NextOffset: 967
+    testutil.go:509: Offset: 677, NextOffset: 799
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 959, NextOffset: 979
-    testutil.go:509: Offset: 789, NextOffset: 809
-    testutil.go:509: Offset: 979, NextOffset: 1610
-    testutil.go:509: Offset: 809, NextOffset: 1352
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 336, NextOffset: 356
-    testutil.go:509: Offset: 229, NextOffset: 249
-    testutil.go:509: Offset: 356, NextOffset: 497
+    testutil.go:509: Offset: 967, NextOffset: 987
+    testutil.go:509: Offset: 799, NextOffset: 819
+    testutil.go:509: Offset: 987, NextOffset: 1612
+    testutil.go:509: Offset: 819, NextOffset: 1366
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 134 178 421]
     zstdchunked_test.go:59: got zstd streams (compressed size: 461):
@@ -211357,43 +212288,62 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 249, NextOffset: 369
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":87,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":367,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":387,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":810,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":191,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":331,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":674,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":815,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":957,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo6 foo_empty foo_empty2 foo_empty5 foo foo2 foo3 foo_empty3 foo4] vs [foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 191, NextOffset: 211
+    testutil.go:509: Offset: 107, NextOffset: 227
+    testutil.go:509: Offset: 211, NextOffset: 331
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 227, NextOffset: 247
+    testutil.go:509: Offset: 331, NextOffset: 351
+    testutil.go:509: Offset: 247, NextOffset: 367
+    testutil.go:509: Offset: 351, NextOffset: 492
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 367, NextOffset: 387
+    testutil.go:509: Offset: 492, NextOffset: 512
+    testutil.go:509: Offset: 387, NextOffset: 508
+    testutil.go:509: Offset: 512, NextOffset: 654
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 508, NextOffset: 528
+    testutil.go:509: Offset: 654, NextOffset: 674
+    testutil.go:509: Offset: 528, NextOffset: 649
+    testutil.go:509: Offset: 674, NextOffset: 795
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 134 179 422]
     zstdchunked_test.go:59: got zstd streams (compressed size: 462):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 497, NextOffset: 517
-=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 134/462): 130, 167
     zstdchunked_test.go:104:   [1] at 134 in stargz (nextFrame: 171/462): 41, 33
     zstdchunked_test.go:104:   [2] at 171 in stargz (nextFrame: 179/462): 4, 239
     zstdchunked_test.go:104:   [3] at 179 in stargz (nextFrame: 414/462): -1, 231
     zstdchunked_test.go:104:   [4] at 414 in stargz (nextFrame: 462/462): -1, -1
+    testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-    testutil.go:1683: "bar"(basename:"bar") is child of ""
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 369, NextOffset: 389
-    testutil.go:509: Offset: 517, NextOffset: 658
-    testutil.go:509: Offset: 389, NextOffset: 509
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 658, NextOffset: 678
-    testutil.go:509: Offset: 509, NextOffset: 529
-    testutil.go:509: Offset: 678, NextOffset: 798
-    testutil.go:509: Offset: 529, NextOffset: 649
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 197, NextOffset: 217
-    testutil.go:509: Offset: 90, NextOffset: 110
-    testutil.go:509: Offset: 217, NextOffset: 336
-    testutil.go:509: Offset: 110, NextOffset: 229
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 649, NextOffset: 669
+    testutil.go:509: Offset: 795, NextOffset: 815
+    testutil.go:509: Offset: 669, NextOffset: 790
+    testutil.go:509: Offset: 815, NextOffset: 957
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 790, NextOffset: 810
+    testutil.go:509: Offset: 957, NextOffset: 977
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 134 178 422]
     zstdchunked_test.go:59: got zstd streams (compressed size: 462):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 810, NextOffset: 1352
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 134/462): 130, 166
     zstdchunked_test.go:104:   [1] at 134 in stargz (nextFrame: 170/462): 40, 32
     zstdchunked_test.go:104:   [2] at 170 in stargz (nextFrame: 178/462): 4, 240
@@ -211402,8 +212352,23 @@
     testutil.go:1683: "bar"(basename:"bar") is child of ""
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 977, NextOffset: 1600
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo6] vs [foo_empty foo_empty2 foo_empty5 foo foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 331, NextOffset: 351
+    testutil.go:509: Offset: 227, NextOffset: 247
+    testutil.go:509: Offset: 351, NextOffset: 492
+    testutil.go:509: Offset: 247, NextOffset: 367
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 957, NextOffset: 977
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 134 179 423]
     zstdchunked_test.go:59: got zstd streams (compressed size: 463):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 134/463): 130, 167
@@ -211415,6 +212380,33 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 790, NextOffset: 810
+    testutil.go:509: Offset: 977, NextOffset: 1600
+    testutil.go:509: Offset: 810, NextOffset: 1352
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 191, NextOffset: 211
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 211, NextOffset: 331
+    testutil.go:509: Offset: 107, NextOffset: 227
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 512
+    testutil.go:509: Offset: 367, NextOffset: 387
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 512, NextOffset: 654
+    testutil.go:509: Offset: 387, NextOffset: 508
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 654, NextOffset: 674
+    testutil.go:509: Offset: 508, NextOffset: 528
+    testutil.go:509: Offset: 674, NextOffset: 795
+    testutil.go:509: Offset: 528, NextOffset: 649
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 795, NextOffset: 815
+=== NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 134 178 422]
     zstdchunked_test.go:59: got zstd streams (compressed size: 462):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 134/462): 130, 166
@@ -211426,21 +212418,11 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":361,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":501,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":661,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":781,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":801,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":188,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":326,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":648,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":668,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":808,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":949,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":969,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo2 foo5] vs [foo4 foo_empty4 foo5 foo6 foo2 foo_empty2 foo3 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty3]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 361, NextOffset: 381
-    testutil.go:509: Offset: 487, NextOffset: 507
-    testutil.go:509: Offset: 381, NextOffset: 501
-    testutil.go:509: Offset: 507, NextOffset: 648
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 501, NextOffset: 521
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 649, NextOffset: 669
+    testutil.go:509: Offset: 815, NextOffset: 957
+    testutil.go:509: Offset: 669, NextOffset: 790
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 134 179 423]
     zstdchunked_test.go:59: got zstd streams (compressed size: 463):
@@ -211453,21 +212435,20 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 648, NextOffset: 668
-    testutil.go:509: Offset: 521, NextOffset: 641
-    testutil.go:509: Offset: 668, NextOffset: 788
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 188, NextOffset: 208
-    testutil.go:509: Offset: 104, NextOffset: 222
-    testutil.go:509: Offset: 208, NextOffset: 326
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":90,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":249,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":389,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":509,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":529,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":789,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":197,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":336,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":678,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":798,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":818,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":979,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo6 foo4 foo_empty4 foo5 foo] vs [.no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty2 foo5 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 229, NextOffset: 249
+    testutil.go:509: Offset: 336, NextOffset: 356
+    testutil.go:509: Offset: 249, NextOffset: 369
+    testutil.go:509: Offset: 356, NextOffset: 497
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 135 179 423]
     zstdchunked_test.go:59: got zstd streams (compressed size: 463):
@@ -211480,17 +212461,21 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 326, NextOffset: 346
-    testutil.go:509: Offset: 242, NextOffset: 361
-    testutil.go:509: Offset: 346, NextOffset: 487
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 641, NextOffset: 661
-    testutil.go:509: Offset: 788, NextOffset: 808
-    testutil.go:509: Offset: 661, NextOffset: 781
-    testutil.go:509: Offset: 808, NextOffset: 949
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 369, NextOffset: 389
+    testutil.go:509: Offset: 497, NextOffset: 517
+    testutil.go:509: Offset: 389, NextOffset: 509
+    testutil.go:509: Offset: 517, NextOffset: 658
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 781, NextOffset: 801
+    testutil.go:509: Offset: 789, NextOffset: 809
+    testutil.go:509: Offset: 959, NextOffset: 979
+    testutil.go:509: Offset: 809, NextOffset: 1352
+    testutil.go:509: Offset: 979, NextOffset: 1610
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 509, NextOffset: 529
 === NAME  TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 135 180 424]
     zstdchunked_test.go:59: got zstd streams (compressed size: 464):
@@ -211503,42 +212488,23 @@
     testutil.go:1683: "foo"(basename:"foo") is child of ""
     testutil.go:1683: "foo/bar.txt"(basename:"bar.txt") is child of "foo"
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 949, NextOffset: 969
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 149 299]
     zstdchunked_test.go:59: got zstd streams (compressed size: 339):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 801, NextOffset: 1337
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 141/339): 145, 137
     zstdchunked_test.go:104:   [1] at 141 in stargz (nextFrame: 149/339): 4, 146
     zstdchunked_test.go:104:   [2] at 149 in stargz (nextFrame: 291/339): -1, 138
     zstdchunked_test.go:104:   [3] at 291 in stargz (nextFrame: 339/339): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 969, NextOffset: 1592
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty3 foo4 foo_empty4 foo5 foo6 foo2 foo_empty2 foo3 foo_empty5] vs [foo2 foo5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 648, NextOffset: 668
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 658, NextOffset: 678
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 148 298]
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 501, NextOffset: 521
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
     zstdchunked_test.go:59: got zstd streams (compressed size: 338):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 140/338): 144, 136
     zstdchunked_test.go:104:   [1] at 140 in stargz (nextFrame: 148/338): 4, 146
     zstdchunked_test.go:104:   [2] at 148 in stargz (nextFrame: 290/338): -1, 138
     zstdchunked_test.go:104:   [3] at 290 in stargz (nextFrame: 338/338): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 668, NextOffset: 788
-    testutil.go:509: Offset: 521, NextOffset: 641
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 149 299]
     zstdchunked_test.go:59: got zstd streams (compressed size: 339):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 141/339): 145, 137
@@ -211546,11 +212512,12 @@
     zstdchunked_test.go:104:   [2] at 149 in stargz (nextFrame: 291/339): -1, 138
     zstdchunked_test.go:104:   [3] at 291 in stargz (nextFrame: 339/339): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 529, NextOffset: 649
+    testutil.go:509: Offset: 678, NextOffset: 798
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 788, NextOffset: 808
-    testutil.go:509: Offset: 641, NextOffset: 661
+    testutil.go:509: Offset: 649, NextOffset: 669
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 148 298]
     zstdchunked_test.go:59: got zstd streams (compressed size: 338):
@@ -211558,11 +212525,10 @@
     zstdchunked_test.go:104:   [1] at 140 in stargz (nextFrame: 148/338): 4, 146
     zstdchunked_test.go:104:   [2] at 148 in stargz (nextFrame: 290/338): -1, 138
     zstdchunked_test.go:104:   [3] at 290 in stargz (nextFrame: 338/338): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 808, NextOffset: 949
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 661, NextOffset: 781
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 798, NextOffset: 818
+    testutil.go:509: Offset: 669, NextOffset: 789
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 150 300]
     zstdchunked_test.go:59: got zstd streams (compressed size: 340):
@@ -211571,14 +212537,10 @@
     zstdchunked_test.go:104:   [2] at 150 in stargz (nextFrame: 292/340): -1, 138
     zstdchunked_test.go:104:   [3] at 292 in stargz (nextFrame: 340/340): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 949, NextOffset: 969
-    testutil.go:509: Offset: 781, NextOffset: 801
-    testutil.go:509: Offset: 969, NextOffset: 1592
-    testutil.go:509: Offset: 801, NextOffset: 1337
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 326, NextOffset: 346
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 818, NextOffset: 959
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 90, NextOffset: 110
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 149 299]
     zstdchunked_test.go:59: got zstd streams (compressed size: 339):
@@ -211586,7 +212548,18 @@
     zstdchunked_test.go:104:   [1] at 141 in stargz (nextFrame: 149/339): 4, 146
     zstdchunked_test.go:104:   [2] at 149 in stargz (nextFrame: 291/339): -1, 138
     zstdchunked_test.go:104:   [3] at 291 in stargz (nextFrame: 339/339): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 197, NextOffset: 217
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 110, NextOffset: 229
+    testutil.go:509: Offset: 217, NextOffset: 336
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty2 foo5] vs [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo6 foo4 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 197, NextOffset: 217
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 155 311]
     zstdchunked_test.go:59: got zstd streams (compressed size: 351):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 147/351): 151, 143
@@ -211594,8 +212567,10 @@
     zstdchunked_test.go:104:   [2] at 155 in stargz (nextFrame: 303/351): -1, 144
     zstdchunked_test.go:104:   [3] at 303 in stargz (nextFrame: 351/351): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 222, NextOffset: 242
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 217, NextOffset: 336
+    testutil.go:509: Offset: 110, NextOffset: 229
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 155 311]
     zstdchunked_test.go:59: got zstd streams (compressed size: 351):
@@ -211604,6 +212579,13 @@
     zstdchunked_test.go:104:   [2] at 155 in stargz (nextFrame: 303/351): -1, 144
     zstdchunked_test.go:104:   [3] at 303 in stargz (nextFrame: 351/351): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 798, NextOffset: 818
+    testutil.go:509: Offset: 649, NextOffset: 669
+    testutil.go:509: Offset: 818, NextOffset: 959
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 155 311]
     zstdchunked_test.go:59: got zstd streams (compressed size: 351):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 147/351): 151, 143
@@ -211611,66 +212593,63 @@
     zstdchunked_test.go:104:   [2] at 155 in stargz (nextFrame: 303/351): -1, 144
     zstdchunked_test.go:104:   [3] at 303 in stargz (nextFrame: 351/351): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 346, NextOffset: 487
-    testutil.go:509: Offset: 242, NextOffset: 361
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 669, NextOffset: 789
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 959, NextOffset: 979
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 155 311]
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 789, NextOffset: 809
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
     zstdchunked_test.go:59: got zstd streams (compressed size: 351):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 147/351): 151, 143
     zstdchunked_test.go:104:   [1] at 147 in stargz (nextFrame: 155/351): 4, 152
     zstdchunked_test.go:104:   [2] at 155 in stargz (nextFrame: 303/351): -1, 144
     zstdchunked_test.go:104:   [3] at 303 in stargz (nextFrame: 351/351): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 487, NextOffset: 507
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 979, NextOffset: 1610
+    testutil.go:509: Offset: 809, NextOffset: 1352
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 336, NextOffset: 356
+    testutil.go:509: Offset: 229, NextOffset: 249
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 155 311]
     zstdchunked_test.go:59: got zstd streams (compressed size: 351):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 361, NextOffset: 381
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 147/351): 151, 143
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 356, NextOffset: 497
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
     zstdchunked_test.go:104:   [1] at 147 in stargz (nextFrame: 155/351): 4, 152
     zstdchunked_test.go:104:   [2] at 155 in stargz (nextFrame: 303/351): -1, 144
     zstdchunked_test.go:104:   [3] at 303 in stargz (nextFrame: 351/351): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 507, NextOffset: 648
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 249, NextOffset: 369
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 497, NextOffset: 517
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 154 310]
     zstdchunked_test.go:59: got zstd streams (compressed size: 350):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 146/350): 150, 142
     zstdchunked_test.go:104:   [1] at 146 in stargz (nextFrame: 154/350): 4, 152
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 381, NextOffset: 501
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 369, NextOffset: 389
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
     zstdchunked_test.go:104:   [2] at 154 in stargz (nextFrame: 302/350): -1, 144
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 188, NextOffset: 208
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
     zstdchunked_test.go:104:   [3] at 302 in stargz (nextFrame: 350/350): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 84, NextOffset: 104
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 155 304]
     zstdchunked_test.go:59: got zstd streams (compressed size: 344):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 147/344): 151, 143
     zstdchunked_test.go:104:   [1] at 147 in stargz (nextFrame: 155/344): 4, 145
     zstdchunked_test.go:104:   [2] at 155 in stargz (nextFrame: 296/344): -1, 137
     zstdchunked_test.go:104:   [3] at 296 in stargz (nextFrame: 344/344): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 208, NextOffset: 326
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 104, NextOffset: 222
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 517, NextOffset: 658
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 154 303]
     zstdchunked_test.go:59: got zstd streams (compressed size: 343):
@@ -211678,7 +212657,14 @@
     zstdchunked_test.go:104:   [1] at 146 in stargz (nextFrame: 154/343): 4, 145
     zstdchunked_test.go:104:   [2] at 154 in stargz (nextFrame: 295/343): -1, 137
     zstdchunked_test.go:104:   [3] at 295 in stargz (nextFrame: 343/343): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 389, NextOffset: 509
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 658, NextOffset: 678
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 155 304]
     zstdchunked_test.go:59: got zstd streams (compressed size: 344):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 147/344): 151, 143
@@ -211707,7 +212693,8 @@
     zstdchunked_test.go:104:   [2] at 154 in stargz (nextFrame: 295/343): -1, 137
     zstdchunked_test.go:104:   [3] at 295 in stargz (nextFrame: 343/343): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 509, NextOffset: 529
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 156 309]
     zstdchunked_test.go:59: got zstd streams (compressed size: 349):
@@ -211716,6 +212703,9 @@
     zstdchunked_test.go:104:   [2] at 156 in stargz (nextFrame: 301/349): -1, 141
     zstdchunked_test.go:104:   [3] at 301 in stargz (nextFrame: 349/349): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 678, NextOffset: 798
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 155 308]
     zstdchunked_test.go:59: got zstd streams (compressed size: 348):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 147/348): 151, 143
@@ -211723,6 +212713,8 @@
     zstdchunked_test.go:104:   [2] at 155 in stargz (nextFrame: 300/348): -1, 141
     zstdchunked_test.go:104:   [3] at 300 in stargz (nextFrame: 348/348): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 156 309]
     zstdchunked_test.go:59: got zstd streams (compressed size: 349):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 148/349): 152, 144
@@ -211730,15 +212722,23 @@
     zstdchunked_test.go:104:   [2] at 156 in stargz (nextFrame: 301/349): -1, 141
     zstdchunked_test.go:104:   [3] at 301 in stargz (nextFrame: 349/349): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 529, NextOffset: 649
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 155 308]
     zstdchunked_test.go:59: got zstd streams (compressed size: 348):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 147/348): 151, 143
     zstdchunked_test.go:104:   [1] at 147 in stargz (nextFrame: 155/348): 4, 149
     zstdchunked_test.go:104:   [2] at 155 in stargz (nextFrame: 300/348): -1, 141
     zstdchunked_test.go:104:   [3] at 300 in stargz (nextFrame: 348/348): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 158 311]
     zstdchunked_test.go:59: got zstd streams (compressed size: 351):
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 150/351): 154, 146
     zstdchunked_test.go:104:   [1] at 150 in stargz (nextFrame: 158/351): 4, 149
     zstdchunked_test.go:104:   [2] at 158 in stargz (nextFrame: 303/351): -1, 141
@@ -211765,15 +212765,6 @@
     zstdchunked_test.go:104:   [2] at 128 in stargz (nextFrame: 263/311): -1, 131
     zstdchunked_test.go:104:   [3] at 263 in stargz (nextFrame: 311/311): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":88,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":230,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":250,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":393,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":535,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":657,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":677,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":335,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":499,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":519,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":682,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":967,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":987,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo5 foo6 foo_empty foo2 foo4 foo_empty5 foo foo_empty2 foo3] vs [.no.prefetch.landmark foo foo_empty foo2 foo3 foo4 foo_empty4 foo6 foo_empty2 foo_empty3 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 230, NextOffset: 250
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 144 287]
     zstdchunked_test.go:59: got zstd streams (compressed size: 327):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 136/327): 140, 132
@@ -211781,9 +212772,6 @@
     zstdchunked_test.go:104:   [2] at 144 in stargz (nextFrame: 279/327): -1, 131
     zstdchunked_test.go:104:   [3] at 279 in stargz (nextFrame: 327/327): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 335, NextOffset: 355
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 128 271]
     zstdchunked_test.go:59: got zstd streams (compressed size: 311):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 120/311): 124, 116
@@ -211791,9 +212779,6 @@
     zstdchunked_test.go:104:   [2] at 128 in stargz (nextFrame: 263/311): -1, 131
     zstdchunked_test.go:104:   [3] at 263 in stargz (nextFrame: 311/311): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 250, NextOffset: 373
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 147 290]
     zstdchunked_test.go:59: got zstd streams (compressed size: 330):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 139/330): 143, 135
@@ -211801,9 +212786,6 @@
     zstdchunked_test.go:104:   [2] at 147 in stargz (nextFrame: 282/330): -1, 131
     zstdchunked_test.go:104:   [3] at 282 in stargz (nextFrame: 330/330): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 355, NextOffset: 499
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 131 274]
     zstdchunked_test.go:59: got zstd streams (compressed size: 314):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 123/314): 127, 119
@@ -211811,14 +212793,6 @@
     zstdchunked_test.go:104:   [2] at 131 in stargz (nextFrame: 266/314): -1, 131
     zstdchunked_test.go:104:   [3] at 266 in stargz (nextFrame: 314/314): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 535
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 662, NextOffset: 682
-    testutil.go:509: Offset: 535, NextOffset: 657
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 150 297]
     zstdchunked_test.go:59: got zstd streams (compressed size: 337):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 142/337): 146, 138
@@ -211826,11 +212800,14 @@
     zstdchunked_test.go:104:   [2] at 150 in stargz (nextFrame: 289/337): -1, 135
     zstdchunked_test.go:104:   [3] at 289 in stargz (nextFrame: 337/337): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 682, NextOffset: 804
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 88, NextOffset: 108
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":361,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":501,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":661,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":781,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":801,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":188,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":326,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":648,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":668,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":808,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":949,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":969,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo3 foo4 foo_empty4 foo_empty5 foo2 foo_empty2 foo_empty3 foo5] vs [foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty5 .no.prefetch.landmark foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 641, NextOffset: 661
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 280]
     zstdchunked_test.go:59: got zstd streams (compressed size: 320):
@@ -211839,24 +212816,25 @@
     zstdchunked_test.go:104:   [2] at 133 in stargz (nextFrame: 272/320): -1, 135
     zstdchunked_test.go:104:   [3] at 272 in stargz (nextFrame: 320/320): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 108, NextOffset: 230
-    testutil.go:509: Offset: 213, NextOffset: 335
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 788, NextOffset: 808
+    testutil.go:509: Offset: 661, NextOffset: 781
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 150 297]
     zstdchunked_test.go:59: got zstd streams (compressed size: 337):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 808, NextOffset: 949
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 142/337): 146, 138
     zstdchunked_test.go:104:   [1] at 142 in stargz (nextFrame: 150/337): 4, 143
     zstdchunked_test.go:104:   [2] at 150 in stargz (nextFrame: 289/337): -1, 135
     zstdchunked_test.go:104:   [3] at 289 in stargz (nextFrame: 337/337): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 373, NextOffset: 393
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 499, NextOffset: 519
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 781, NextOffset: 801
+    testutil.go:509: Offset: 949, NextOffset: 969
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 133 280]
     zstdchunked_test.go:59: got zstd streams (compressed size: 320):
@@ -211865,42 +212843,53 @@
     zstdchunked_test.go:104:   [2] at 133 in stargz (nextFrame: 272/320): -1, 135
     zstdchunked_test.go:104:   [3] at 272 in stargz (nextFrame: 320/320): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 801, NextOffset: 1337
+    testutil.go:509: Offset: 969, NextOffset: 1592
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 188, NextOffset: 208
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 150 297]
     zstdchunked_test.go:59: got zstd streams (compressed size: 337):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 142/337): 146, 138
     zstdchunked_test.go:104:   [1] at 142 in stargz (nextFrame: 150/337): 4, 143
     zstdchunked_test.go:104:   [2] at 150 in stargz (nextFrame: 289/337): -1, 135
     zstdchunked_test.go:104:   [3] at 289 in stargz (nextFrame: 337/337): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 104, NextOffset: 222
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 208, NextOffset: 326
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 361, NextOffset: 381
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 133 280]
     zstdchunked_test.go:59: got zstd streams (compressed size: 320):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 125/320): 129, 121
     zstdchunked_test.go:104:   [1] at 125 in stargz (nextFrame: 133/320): 4, 143
     zstdchunked_test.go:104:   [2] at 133 in stargz (nextFrame: 272/320): -1, 135
     zstdchunked_test.go:104:   [3] at 272 in stargz (nextFrame: 320/320): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 393, NextOffset: 515
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 519, NextOffset: 662
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 657, NextOffset: 677
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 487, NextOffset: 507
+    testutil.go:509: Offset: 381, NextOffset: 501
+    testutil.go:509: Offset: 507, NextOffset: 648
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 150 295]
     zstdchunked_test.go:59: got zstd streams (compressed size: 335):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 142/335): 146, 138
     zstdchunked_test.go:104:   [1] at 142 in stargz (nextFrame: 150/335): 4, 141
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 804, NextOffset: 824
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [2] at 150 in stargz (nextFrame: 287/335): -1, 133
     zstdchunked_test.go:104:   [3] at 287 in stargz (nextFrame: 335/335): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 501, NextOffset: 521
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 677, NextOffset: 799
-    testutil.go:509: Offset: 824, NextOffset: 967
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 648, NextOffset: 668
+    testutil.go:509: Offset: 521, NextOffset: 641
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 278]
     zstdchunked_test.go:59: got zstd streams (compressed size: 318):
@@ -211908,20 +212897,15 @@
     zstdchunked_test.go:104:   [1] at 125 in stargz (nextFrame: 133/318): 4, 141
     zstdchunked_test.go:104:   [2] at 133 in stargz (nextFrame: 270/318): -1, 133
     zstdchunked_test.go:104:   [3] at 270 in stargz (nextFrame: 318/318): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 799, NextOffset: 819
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 967, NextOffset: 987
-    testutil.go:509: Offset: 819, NextOffset: 1366
-    testutil.go:509: Offset: 987, NextOffset: 1612
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo6 foo_empty2 foo_empty3 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo2] vs [foo foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6 foo_empty foo2 foo4 foo_empty5]
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 668, NextOffset: 788
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 967, NextOffset: 987
-    testutil.go:509: Offset: 799, NextOffset: 819
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 326, NextOffset: 346
+    testutil.go:509: Offset: 242, NextOffset: 361
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 150 295]
     zstdchunked_test.go:59: got zstd streams (compressed size: 335):
@@ -211929,17 +212913,17 @@
     zstdchunked_test.go:104:   [1] at 142 in stargz (nextFrame: 150/335): 4, 141
     zstdchunked_test.go:104:   [2] at 150 in stargz (nextFrame: 287/335): -1, 133
     zstdchunked_test.go:104:   [3] at 287 in stargz (nextFrame: 335/335): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 987, NextOffset: 1612
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 819, NextOffset: 1366
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 346, NextOffset: 487
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty5 .no.prefetch.landmark foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2] vs [foo_empty2 foo_empty3 foo5 foo6 foo foo_empty foo3 foo4 foo_empty4 foo_empty5 foo2]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 804, NextOffset: 824
-    testutil.go:509: Offset: 657, NextOffset: 677
-    testutil.go:509: Offset: 824, NextOffset: 967
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 648, NextOffset: 668
+    testutil.go:509: Offset: 501, NextOffset: 521
+    testutil.go:509: Offset: 668, NextOffset: 788
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 133 278]
     zstdchunked_test.go:59: got zstd streams (compressed size: 318):
@@ -211947,7 +212931,16 @@
     zstdchunked_test.go:104:   [1] at 125 in stargz (nextFrame: 133/318): 4, 141
     zstdchunked_test.go:104:   [2] at 133 in stargz (nextFrame: 270/318): -1, 133
     zstdchunked_test.go:104:   [3] at 270 in stargz (nextFrame: 318/318): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 521, NextOffset: 641
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 788, NextOffset: 808
+    testutil.go:509: Offset: 641, NextOffset: 661
+    testutil.go:509: Offset: 808, NextOffset: 949
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 149 294]
     zstdchunked_test.go:59: got zstd streams (compressed size: 334):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 141/334): 145, 137
@@ -211955,6 +212948,18 @@
     zstdchunked_test.go:104:   [2] at 149 in stargz (nextFrame: 286/334): -1, 133
     zstdchunked_test.go:104:   [3] at 286 in stargz (nextFrame: 334/334): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 661, NextOffset: 781
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 949, NextOffset: 969
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 781, NextOffset: 801
+    testutil.go:509: Offset: 969, NextOffset: 1592
+    testutil.go:509: Offset: 801, NextOffset: 1337
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 188, NextOffset: 208
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 132 277]
     zstdchunked_test.go:59: got zstd streams (compressed size: 317):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 124/317): 128, 120
@@ -211962,29 +212967,23 @@
     zstdchunked_test.go:104:   [2] at 132 in stargz (nextFrame: 269/317): -1, 133
     zstdchunked_test.go:104:   [3] at 269 in stargz (nextFrame: 317/317): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 677, NextOffset: 799
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 193, NextOffset: 213
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 208, NextOffset: 326
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 151 299]
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 88, NextOffset: 108
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
     zstdchunked_test.go:59: got zstd streams (compressed size: 339):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 143/339): 147, 139
     zstdchunked_test.go:104:   [1] at 143 in stargz (nextFrame: 151/339): 4, 144
     zstdchunked_test.go:104:   [2] at 151 in stargz (nextFrame: 291/339): -1, 136
     zstdchunked_test.go:104:   [3] at 291 in stargz (nextFrame: 339/339): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 213, NextOffset: 335
-    testutil.go:509: Offset: 108, NextOffset: 230
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 104, NextOffset: 222
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 335, NextOffset: 355
-    testutil.go:509: Offset: 230, NextOffset: 250
+    testutil.go:509: Offset: 326, NextOffset: 346
+    testutil.go:509: Offset: 222, NextOffset: 242
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 134 282]
     zstdchunked_test.go:59: got zstd streams (compressed size: 322):
@@ -211992,17 +212991,7 @@
     zstdchunked_test.go:104:   [1] at 126 in stargz (nextFrame: 134/322): 4, 144
     zstdchunked_test.go:104:   [2] at 134 in stargz (nextFrame: 274/322): -1, 136
     zstdchunked_test.go:104:   [3] at 274 in stargz (nextFrame: 322/322): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 355, NextOffset: 499
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 250, NextOffset: 373
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 499, NextOffset: 519
-    testutil.go:509: Offset: 373, NextOffset: 393
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 151 299]
     zstdchunked_test.go:59: got zstd streams (compressed size: 339):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 143/339): 147, 139
@@ -212010,11 +212999,9 @@
     zstdchunked_test.go:104:   [2] at 151 in stargz (nextFrame: 291/339): -1, 136
     zstdchunked_test.go:104:   [3] at 291 in stargz (nextFrame: 339/339): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 519, NextOffset: 662
-    testutil.go:509: Offset: 393, NextOffset: 515
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 662, NextOffset: 682
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 346, NextOffset: 487
+    testutil.go:509: Offset: 242, NextOffset: 361
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 134 282]
     zstdchunked_test.go:59: got zstd streams (compressed size: 322):
@@ -212022,12 +213009,7 @@
     zstdchunked_test.go:104:   [1] at 126 in stargz (nextFrame: 134/322): 4, 144
     zstdchunked_test.go:104:   [2] at 134 in stargz (nextFrame: 274/322): -1, 136
     zstdchunked_test.go:104:   [3] at 274 in stargz (nextFrame: 322/322): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 515, NextOffset: 535
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 682, NextOffset: 804
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 151 299]
     zstdchunked_test.go:59: got zstd streams (compressed size: 339):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 143/339): 147, 139
@@ -212035,6 +213017,11 @@
     zstdchunked_test.go:104:   [2] at 151 in stargz (nextFrame: 291/339): -1, 136
     zstdchunked_test.go:104:   [3] at 291 in stargz (nextFrame: 339/339): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 487, NextOffset: 507
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 134 282]
     zstdchunked_test.go:59: got zstd streams (compressed size: 322):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 126/322): 130, 122
@@ -212042,9 +213029,10 @@
     zstdchunked_test.go:104:   [2] at 134 in stargz (nextFrame: 274/322): -1, 136
     zstdchunked_test.go:104:   [3] at 274 in stargz (nextFrame: 322/322): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 535, NextOffset: 657
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 361, NextOffset: 381
+    testutil.go:509: Offset: 507, NextOffset: 648
+    testutil.go:509: Offset: 381, NextOffset: 501
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 136 279]
     zstdchunked_test.go:59: got zstd streams (compressed size: 319):
@@ -212052,19 +213040,10 @@
     zstdchunked_test.go:104:   [1] at 128 in stargz (nextFrame: 136/319): 4, 139
     zstdchunked_test.go:104:   [2] at 136 in stargz (nextFrame: 271/319): -1, 131
     zstdchunked_test.go:104:   [3] at 271 in stargz (nextFrame: 319/319): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":87,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":367,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":387,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":810,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":191,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":331,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":674,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":815,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":957,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty3 foo4 foo_empty foo_empty2 foo_empty4 foo5 foo_empty5 foo6] vs [foo5 foo_empty5 foo foo2 foo_empty2 foo_empty3 foo4 foo6 .no.prefetch.landmark foo_empty foo3 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 795, NextOffset: 815
-    testutil.go:509: Offset: 669, NextOffset: 790
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 121 264]
     zstdchunked_test.go:59: got zstd streams (compressed size: 304):
@@ -212073,24 +213052,18 @@
     zstdchunked_test.go:104:   [2] at 121 in stargz (nextFrame: 256/304): -1, 131
     zstdchunked_test.go:104:   [3] at 256 in stargz (nextFrame: 304/304): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 815, NextOffset: 957
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 790, NextOffset: 810
-    testutil.go:509: Offset: 957, NextOffset: 977
-    testutil.go:509: Offset: 810, NextOffset: 1352
-    testutil.go:509: Offset: 977, NextOffset: 1600
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 191, NextOffset: 211
-    testutil.go:509: Offset: 107, NextOffset: 227
-    testutil.go:509: Offset: 211, NextOffset: 331
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 227, NextOffset: 247
-    testutil.go:509: Offset: 331, NextOffset: 351
-    testutil.go:509: Offset: 247, NextOffset: 367
-    testutil.go:509: Offset: 351, NextOffset: 492
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":88,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":230,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":250,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":393,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":535,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":657,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":677,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":335,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":499,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":519,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":682,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":967,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":987,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo foo_empty foo2 foo_empty3 foo4 foo_empty5 foo6 foo_empty2 foo3 foo_empty4] vs [foo foo4 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 373, NextOffset: 393
+    testutil.go:509: Offset: 499, NextOffset: 519
+    testutil.go:509: Offset: 393, NextOffset: 515
+    testutil.go:509: Offset: 519, NextOffset: 662
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 136 279]
     zstdchunked_test.go:59: got zstd streams (compressed size: 319):
@@ -212098,21 +213071,20 @@
     zstdchunked_test.go:104:   [1] at 128 in stargz (nextFrame: 136/319): 4, 139
     zstdchunked_test.go:104:   [2] at 136 in stargz (nextFrame: 271/319): -1, 131
     zstdchunked_test.go:104:   [3] at 271 in stargz (nextFrame: 319/319): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 657, NextOffset: 677
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 367, NextOffset: 387
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 492, NextOffset: 512
-    testutil.go:509: Offset: 387, NextOffset: 508
-    testutil.go:509: Offset: 512, NextOffset: 654
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 508, NextOffset: 528
-    testutil.go:509: Offset: 654, NextOffset: 674
-    testutil.go:509: Offset: 528, NextOffset: 649
-    testutil.go:509: Offset: 674, NextOffset: 795
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 804, NextOffset: 824
+    testutil.go:509: Offset: 677, NextOffset: 799
+    testutil.go:509: Offset: 824, NextOffset: 967
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 88, NextOffset: 108
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 108, NextOffset: 230
+    testutil.go:509: Offset: 213, NextOffset: 335
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 121 264]
     zstdchunked_test.go:59: got zstd streams (compressed size: 304):
@@ -212120,68 +213092,52 @@
     zstdchunked_test.go:104:   [1] at 113 in stargz (nextFrame: 121/304): 4, 139
     zstdchunked_test.go:104:   [2] at 121 in stargz (nextFrame: 256/304): -1, 131
     zstdchunked_test.go:104:   [3] at 256 in stargz (nextFrame: 304/304): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo3 foo_empty4 foo5 foo_empty5 foo foo2 foo_empty2 foo_empty3 foo4 foo6] vs [foo3 foo_empty3 foo4 foo_empty foo_empty2 foo_empty4 foo5 foo_empty5 foo6 foo foo2]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 654, NextOffset: 674
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 508, NextOffset: 528
-    testutil.go:509: Offset: 674, NextOffset: 795
-    testutil.go:509: Offset: 528, NextOffset: 649
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 957, NextOffset: 977
-    testutil.go:509: Offset: 790, NextOffset: 810
-    testutil.go:509: Offset: 977, NextOffset: 1600
-    testutil.go:509: Offset: 810, NextOffset: 1352
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 512
-    testutil.go:509: Offset: 367, NextOffset: 387
-    testutil.go:509: Offset: 512, NextOffset: 654
-    testutil.go:509: Offset: 387, NextOffset: 508
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 230, NextOffset: 250
+    testutil.go:509: Offset: 335, NextOffset: 355
+    testutil.go:509: Offset: 250, NextOffset: 373
+    testutil.go:509: Offset: 355, NextOffset: 499
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 138 281]
     zstdchunked_test.go:59: got zstd streams (compressed size: 321):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 130/321): 134, 126
     zstdchunked_test.go:104:   [1] at 130 in stargz (nextFrame: 138/321): 4, 139
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 795, NextOffset: 815
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
     zstdchunked_test.go:104:   [2] at 138 in stargz (nextFrame: 273/321): -1, 131
     zstdchunked_test.go:104:   [3] at 273 in stargz (nextFrame: 321/321): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 815, NextOffset: 957
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 535
+    testutil.go:509: Offset: 662, NextOffset: 682
+    testutil.go:509: Offset: 535, NextOffset: 657
+    testutil.go:509: Offset: 682, NextOffset: 804
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 123 266]
     zstdchunked_test.go:59: got zstd streams (compressed size: 306):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 115/306): 119, 111
     zstdchunked_test.go:104:   [1] at 115 in stargz (nextFrame: 123/306): 4, 139
     zstdchunked_test.go:104:   [2] at 123 in stargz (nextFrame: 258/306): -1, 131
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 799, NextOffset: 819
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
     zstdchunked_test.go:104:   [3] at 258 in stargz (nextFrame: 306/306): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 669, NextOffset: 790
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 967, NextOffset: 987
+    testutil.go:509: Offset: 819, NextOffset: 1366
+    testutil.go:509: Offset: 987, NextOffset: 1612
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo4 foo6] vs [foo_empty3 foo4 foo_empty5 foo6 foo_empty2 foo3 foo_empty4 foo5 foo foo_empty foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 191, NextOffset: 211
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 211, NextOffset: 331
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 107, NextOffset: 227
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 331, NextOffset: 351
-    testutil.go:509: Offset: 227, NextOffset: 247
-    testutil.go:509: Offset: 351, NextOffset: 492
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 88, NextOffset: 108
+    testutil.go:509: Offset: 213, NextOffset: 335
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 141 288]
     zstdchunked_test.go:59: got zstd streams (compressed size: 328):
@@ -212189,38 +213145,78 @@
     zstdchunked_test.go:104:   [1] at 133 in stargz (nextFrame: 141/328): 4, 143
     zstdchunked_test.go:104:   [2] at 141 in stargz (nextFrame: 280/328): -1, 135
     zstdchunked_test.go:104:   [3] at 280 in stargz (nextFrame: 328/328): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 247, NextOffset: 367
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 108, NextOffset: 230
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 662, NextOffset: 682
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 515, NextOffset: 535
+    testutil.go:509: Offset: 682, NextOffset: 804
+    testutil.go:509: Offset: 535, NextOffset: 657
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 126 273]
     zstdchunked_test.go:59: got zstd streams (compressed size: 313):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 967, NextOffset: 987
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 118/313): 122, 114
     zstdchunked_test.go:104:   [1] at 118 in stargz (nextFrame: 126/313): 4, 143
     zstdchunked_test.go:104:   [2] at 126 in stargz (nextFrame: 265/313): -1, 135
     zstdchunked_test.go:104:   [3] at 265 in stargz (nextFrame: 313/313): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 799, NextOffset: 819
+    testutil.go:509: Offset: 987, NextOffset: 1612
+    testutil.go:509: Offset: 819, NextOffset: 1366
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 335, NextOffset: 355
+    testutil.go:509: Offset: 230, NextOffset: 250
+    testutil.go:509: Offset: 355, NextOffset: 499
+    testutil.go:509: Offset: 250, NextOffset: 373
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 499, NextOffset: 519
+    testutil.go:509: Offset: 373, NextOffset: 393
+    testutil.go:509: Offset: 519, NextOffset: 662
+    testutil.go:509: Offset: 393, NextOffset: 515
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 804, NextOffset: 824
+    testutil.go:509: Offset: 657, NextOffset: 677
+    testutil.go:509: Offset: 824, NextOffset: 967
+    testutil.go:509: Offset: 677, NextOffset: 799
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 141 288]
     zstdchunked_test.go:59: got zstd streams (compressed size: 328):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 133/328): 137, 129
     zstdchunked_test.go:104:   [1] at 133 in stargz (nextFrame: 141/328): 4, 143
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     zstdchunked_test.go:104:   [2] at 141 in stargz (nextFrame: 280/328): -1, 135
     zstdchunked_test.go:104:   [3] at 280 in stargz (nextFrame: 328/328): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":90,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":249,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":389,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":509,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":529,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":789,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":197,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":336,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":678,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":798,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":818,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":979,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":87,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":367,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":387,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":810,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":191,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":331,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":674,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":815,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":957,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo foo2 foo_empty2 foo_empty3 foo_empty5 foo6 foo_empty foo3 foo4 foo_empty4] vs [.no.prefetch.landmark foo foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo5]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty2] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo4 foo6 foo_empty3 foo_empty4 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 789, NextOffset: 809
-    testutil.go:509: Offset: 959, NextOffset: 979
+    testutil.go:509: Offset: 790, NextOffset: 810
+    testutil.go:509: Offset: 957, NextOffset: 977
+    testutil.go:509: Offset: 810, NextOffset: 1352
+    testutil.go:509: Offset: 977, NextOffset: 1600
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 191, NextOffset: 211
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 107, NextOffset: 227
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 126 273]
     zstdchunked_test.go:59: got zstd streams (compressed size: 313):
@@ -212229,24 +213225,14 @@
     zstdchunked_test.go:104:   [2] at 126 in stargz (nextFrame: 265/313): -1, 135
     zstdchunked_test.go:104:   [3] at 265 in stargz (nextFrame: 313/313): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 809, NextOffset: 1352
-    testutil.go:509: Offset: 979, NextOffset: 1610
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 211, NextOffset: 331
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 369, NextOffset: 389
-    testutil.go:509: Offset: 497, NextOffset: 517
-    testutil.go:509: Offset: 389, NextOffset: 509
-    testutil.go:509: Offset: 517, NextOffset: 658
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 509, NextOffset: 529
-    testutil.go:509: Offset: 658, NextOffset: 678
-    testutil.go:509: Offset: 529, NextOffset: 649
-    testutil.go:509: Offset: 678, NextOffset: 798
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 798, NextOffset: 818
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 227, NextOffset: 247
+    testutil.go:509: Offset: 331, NextOffset: 351
+    testutil.go:509: Offset: 247, NextOffset: 367
+    testutil.go:509: Offset: 351, NextOffset: 492
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 140 287]
     zstdchunked_test.go:59: got zstd streams (compressed size: 327):
@@ -212254,15 +213240,14 @@
     zstdchunked_test.go:104:   [1] at 132 in stargz (nextFrame: 140/327): 4, 143
     zstdchunked_test.go:104:   [2] at 140 in stargz (nextFrame: 279/327): -1, 135
     zstdchunked_test.go:104:   [3] at 279 in stargz (nextFrame: 327/327): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 367, NextOffset: 387
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 669, NextOffset: 789
-    testutil.go:509: Offset: 818, NextOffset: 959
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 90, NextOffset: 110
-    testutil.go:509: Offset: 197, NextOffset: 217
-    testutil.go:509: Offset: 110, NextOffset: 229
-    testutil.go:509: Offset: 217, NextOffset: 336
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 492, NextOffset: 512
+    testutil.go:509: Offset: 387, NextOffset: 508
+    testutil.go:509: Offset: 512, NextOffset: 654
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 125 272]
     zstdchunked_test.go:59: got zstd streams (compressed size: 312):
@@ -212270,26 +213255,43 @@
     zstdchunked_test.go:104:   [1] at 117 in stargz (nextFrame: 125/312): 4, 143
     zstdchunked_test.go:104:   [2] at 125 in stargz (nextFrame: 264/312): -1, 135
     zstdchunked_test.go:104:   [3] at 264 in stargz (nextFrame: 312/312): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 229, NextOffset: 249
-    testutil.go:509: Offset: 336, NextOffset: 356
-    testutil.go:509: Offset: 249, NextOffset: 369
-    testutil.go:509: Offset: 356, NextOffset: 497
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo5] vs [foo foo2 foo_empty2 foo_empty3 foo_empty5 foo6 foo_empty foo3 foo4 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 798, NextOffset: 818
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 508, NextOffset: 528
+    testutil.go:509: Offset: 654, NextOffset: 674
+    testutil.go:509: Offset: 528, NextOffset: 649
+    testutil.go:509: Offset: 674, NextOffset: 795
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 138 283]
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
     zstdchunked_test.go:59: got zstd streams (compressed size: 323):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 649, NextOffset: 669
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 130/323): 134, 126
     zstdchunked_test.go:104:   [1] at 130 in stargz (nextFrame: 138/323): 4, 141
     zstdchunked_test.go:104:   [2] at 138 in stargz (nextFrame: 275/323): -1, 133
     zstdchunked_test.go:104:   [3] at 275 in stargz (nextFrame: 323/323): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 795, NextOffset: 815
+    testutil.go:509: Offset: 669, NextOffset: 790
+    testutil.go:509: Offset: 815, NextOffset: 957
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo4 foo6 foo_empty3 foo_empty4 foo5] vs [foo foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty2 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 795, NextOffset: 815
+    testutil.go:509: Offset: 649, NextOffset: 669
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 130 275]
     zstdchunked_test.go:59: got zstd streams (compressed size: 315):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 122/315): 126, 118
@@ -212297,13 +213299,17 @@
     zstdchunked_test.go:104:   [2] at 130 in stargz (nextFrame: 267/315): -1, 133
     zstdchunked_test.go:104:   [3] at 267 in stargz (nextFrame: 315/315): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 818, NextOffset: 959
-    testutil.go:509: Offset: 669, NextOffset: 789
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 815, NextOffset: 957
+    testutil.go:509: Offset: 669, NextOffset: 790
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 197, NextOffset: 217
-    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 191, NextOffset: 211
+    testutil.go:509: Offset: 87, NextOffset: 107
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 211, NextOffset: 331
+    testutil.go:509: Offset: 107, NextOffset: 227
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 138 283]
     zstdchunked_test.go:59: got zstd streams (compressed size: 323):
@@ -212311,32 +213317,21 @@
     zstdchunked_test.go:104:   [1] at 130 in stargz (nextFrame: 138/323): 4, 141
     zstdchunked_test.go:104:   [2] at 138 in stargz (nextFrame: 275/323): -1, 133
     zstdchunked_test.go:104:   [3] at 275 in stargz (nextFrame: 323/323): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 217, NextOffset: 336
-=== RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 110, NextOffset: 229
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 658, NextOffset: 678
-    testutil.go:509: Offset: 509, NextOffset: 529
-    testutil.go:509: Offset: 678, NextOffset: 798
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 529, NextOffset: 649
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 959, NextOffset: 979
-    testutil.go:509: Offset: 789, NextOffset: 809
-    testutil.go:509: Offset: 979, NextOffset: 1610
-    testutil.go:509: Offset: 809, NextOffset: 1352
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 336, NextOffset: 356
-    testutil.go:509: Offset: 229, NextOffset: 249
-    testutil.go:509: Offset: 356, NextOffset: 497
-    testutil.go:509: Offset: 249, NextOffset: 369
+    testutil.go:509: Offset: 331, NextOffset: 351
+    testutil.go:509: Offset: 227, NextOffset: 247
+    testutil.go:509: Offset: 351, NextOffset: 492
+    testutil.go:509: Offset: 247, NextOffset: 367
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 512
+    testutil.go:509: Offset: 367, NextOffset: 387
+    testutil.go:509: Offset: 512, NextOffset: 654
+    testutil.go:509: Offset: 387, NextOffset: 508
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 130 275]
     zstdchunked_test.go:59: got zstd streams (compressed size: 315):
@@ -212344,15 +213339,19 @@
     zstdchunked_test.go:104:   [1] at 122 in stargz (nextFrame: 130/315): 4, 141
     zstdchunked_test.go:104:   [2] at 130 in stargz (nextFrame: 267/315): -1, 133
     zstdchunked_test.go:104:   [3] at 267 in stargz (nextFrame: 315/315): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 497, NextOffset: 517
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 369, NextOffset: 389
-    testutil.go:509: Offset: 517, NextOffset: 658
-    testutil.go:509: Offset: 389, NextOffset: 509
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 654, NextOffset: 674
+    testutil.go:509: Offset: 508, NextOffset: 528
+    testutil.go:509: Offset: 674, NextOffset: 795
+    testutil.go:509: Offset: 528, NextOffset: 649
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 957, NextOffset: 977
+    testutil.go:509: Offset: 790, NextOffset: 810
+    testutil.go:509: Offset: 977, NextOffset: 1600
+    testutil.go:509: Offset: 810, NextOffset: 1352
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 138 283]
     zstdchunked_test.go:59: got zstd streams (compressed size: 323):
@@ -212361,8 +213360,6 @@
     zstdchunked_test.go:104:   [2] at 138 in stargz (nextFrame: 275/323): -1, 133
     zstdchunked_test.go:104:   [3] at 275 in stargz (nextFrame: 323/323): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 130 275]
     zstdchunked_test.go:59: got zstd streams (compressed size: 315):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 122/315): 126, 118
@@ -212370,8 +213367,6 @@
     zstdchunked_test.go:104:   [2] at 130 in stargz (nextFrame: 267/315): -1, 133
     zstdchunked_test.go:104:   [3] at 267 in stargz (nextFrame: 315/315): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 140 288]
     zstdchunked_test.go:59: got zstd streams (compressed size: 328):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 132/328): 136, 128
@@ -212379,15 +213374,6 @@
     zstdchunked_test.go:104:   [2] at 140 in stargz (nextFrame: 280/328): -1, 136
     zstdchunked_test.go:104:   [3] at 280 in stargz (nextFrame: 328/328): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":83,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":361,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":639,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":659,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":189,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":328,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":348,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":488,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":508,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":648,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":668,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":807,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":967,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo foo_empty foo_empty4] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty4 foo5 foo_empty5 foo6 foo_empty2 foo3 foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 361, NextOffset: 381
-    testutil.go:509: Offset: 488, NextOffset: 508
-=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 280]
     zstdchunked_test.go:59: got zstd streams (compressed size: 320):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 124/320): 128, 120
@@ -212395,18 +213381,34 @@
     zstdchunked_test.go:104:   [2] at 132 in stargz (nextFrame: 272/320): -1, 136
     zstdchunked_test.go:104:   [3] at 272 in stargz (nextFrame: 320/320): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 381, NextOffset: 500
-    testutil.go:509: Offset: 508, NextOffset: 648
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":90,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":249,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":389,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":509,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":529,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":789,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":197,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":336,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":678,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":798,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":818,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":979,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo2 foo4 foo5 foo foo_empty] vs [foo foo_empty foo2 foo_empty3 foo5 foo6 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 369, NextOffset: 389
+    testutil.go:509: Offset: 497, NextOffset: 517
+    testutil.go:509: Offset: 389, NextOffset: 509
+    testutil.go:509: Offset: 517, NextOffset: 658
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 789, NextOffset: 809
+    testutil.go:509: Offset: 959, NextOffset: 979
+    testutil.go:509: Offset: 809, NextOffset: 1352
+    testutil.go:509: Offset: 979, NextOffset: 1610
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 249
+    testutil.go:509: Offset: 336, NextOffset: 356
+    testutil.go:509: Offset: 249, NextOffset: 369
+    testutil.go:509: Offset: 356, NextOffset: 497
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 500, NextOffset: 520
-    testutil.go:509: Offset: 648, NextOffset: 668
-    testutil.go:509: Offset: 520, NextOffset: 639
-    testutil.go:509: Offset: 668, NextOffset: 787
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 639, NextOffset: 659
-    testutil.go:509: Offset: 787, NextOffset: 807
+    testutil.go:509: Offset: 509, NextOffset: 529
+    testutil.go:509: Offset: 658, NextOffset: 678
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 140 288]
     zstdchunked_test.go:59: got zstd streams (compressed size: 328):
@@ -212415,13 +213417,13 @@
     zstdchunked_test.go:104:   [2] at 140 in stargz (nextFrame: 280/328): -1, 136
     zstdchunked_test.go:104:   [3] at 280 in stargz (nextFrame: 328/328): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 659, NextOffset: 777
-    testutil.go:509: Offset: 807, NextOffset: 947
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 777, NextOffset: 797
-    testutil.go:509: Offset: 947, NextOffset: 967
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 529, NextOffset: 649
+    testutil.go:509: Offset: 678, NextOffset: 798
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 649, NextOffset: 669
+    testutil.go:509: Offset: 798, NextOffset: 818
+    testutil.go:509: Offset: 669, NextOffset: 789
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 132 280]
     zstdchunked_test.go:59: got zstd streams (compressed size: 320):
@@ -212429,55 +213431,66 @@
     zstdchunked_test.go:104:   [1] at 124 in stargz (nextFrame: 132/320): 4, 144
     zstdchunked_test.go:104:   [2] at 132 in stargz (nextFrame: 272/320): -1, 136
     zstdchunked_test.go:104:   [3] at 272 in stargz (nextFrame: 320/320): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 797, NextOffset: 1342
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 818, NextOffset: 959
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 967, NextOffset: 1587
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 103
-    testutil.go:509: Offset: 189, NextOffset: 209
-    testutil.go:509: Offset: 103, NextOffset: 222
-    testutil.go:509: Offset: 209, NextOffset: 328
+    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 197, NextOffset: 217
+    testutil.go:509: Offset: 110, NextOffset: 229
+    testutil.go:509: Offset: 217, NextOffset: 336
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 328, NextOffset: 348
-    testutil.go:509: Offset: 242, NextOffset: 361
-    testutil.go:509: Offset: 348, NextOffset: 488
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo6 foo_empty2 foo3 foo_empty3 foo4 .no.prefetch.landmark foo foo_empty foo2] vs [foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo foo_empty foo_empty4]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 328, NextOffset: 348
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 348, NextOffset: 488
-    testutil.go:509: Offset: 242, NextOffset: 361
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 787, NextOffset: 807
-    testutil.go:509: Offset: 639, NextOffset: 659
-    testutil.go:509: Offset: 807, NextOffset: 947
-    testutil.go:509: Offset: 659, NextOffset: 777
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo5 foo6 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty] vs [foo foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo2 foo4 foo5]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 959, NextOffset: 979
+    testutil.go:509: Offset: 789, NextOffset: 809
+    testutil.go:509: Offset: 979, NextOffset: 1610
+    testutil.go:509: Offset: 809, NextOffset: 1352
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 497, NextOffset: 517
+    testutil.go:509: Offset: 369, NextOffset: 389
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 141 289]
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 517, NextOffset: 658
+=== NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
     zstdchunked_test.go:59: got zstd streams (compressed size: 329):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 133/329): 137, 129
     zstdchunked_test.go:104:   [1] at 133 in stargz (nextFrame: 141/329): 4, 144
     zstdchunked_test.go:104:   [2] at 141 in stargz (nextFrame: 281/329): -1, 136
     zstdchunked_test.go:104:   [3] at 281 in stargz (nextFrame: 329/329): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 389, NextOffset: 509
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 658, NextOffset: 678
+    testutil.go:509: Offset: 509, NextOffset: 529
+    testutil.go:509: Offset: 678, NextOffset: 798
+    testutil.go:509: Offset: 529, NextOffset: 649
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 947, NextOffset: 967
-    testutil.go:509: Offset: 777, NextOffset: 797
-    testutil.go:509: Offset: 967, NextOffset: 1587
-    testutil.go:509: Offset: 797, NextOffset: 1342
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 488, NextOffset: 508
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 197, NextOffset: 217
+    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 217, NextOffset: 336
+    testutil.go:509: Offset: 110, NextOffset: 229
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 336, NextOffset: 356
+    testutil.go:509: Offset: 229, NextOffset: 249
+    testutil.go:509: Offset: 356, NextOffset: 497
+    testutil.go:509: Offset: 249, NextOffset: 369
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 798, NextOffset: 818
+    testutil.go:509: Offset: 649, NextOffset: 669
+    testutil.go:509: Offset: 818, NextOffset: 959
+    testutil.go:509: Offset: 669, NextOffset: 789
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 133 281]
     zstdchunked_test.go:59: got zstd streams (compressed size: 321):
@@ -212486,16 +213499,34 @@
     zstdchunked_test.go:104:   [2] at 133 in stargz (nextFrame: 273/321): -1, 136
     zstdchunked_test.go:104:   [3] at 273 in stargz (nextFrame: 321/321): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":83,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":361,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":639,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":659,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":189,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":328,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":348,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":488,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":508,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":648,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":668,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":807,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":967,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo_empty3 foo4 foo_empty4 foo6 foo2 foo_empty2 foo5 foo_empty5] vs [foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo_empty2 foo_empty5 foo_empty foo2 foo3]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 361, NextOffset: 381
-    testutil.go:509: Offset: 508, NextOffset: 648
+    testutil.go:509: Offset: 488, NextOffset: 508
     testutil.go:509: Offset: 381, NextOffset: 500
+    testutil.go:509: Offset: 508, NextOffset: 648
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 500, NextOffset: 520
+    testutil.go:509: Offset: 648, NextOffset: 668
+    testutil.go:509: Offset: 520, NextOffset: 639
+    testutil.go:509: Offset: 668, NextOffset: 787
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 777, NextOffset: 797
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 121 229 356 490 599 643 946]
     zstdchunked_test.go:59: got zstd streams (compressed size: 986):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/986): 117, 631
     zstdchunked_test.go:104:   [1] at 121 in stargz (nextFrame: 229/986): 104, 510
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 947, NextOffset: 967
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [2] at 229 in stargz (nextFrame: 356/986): 123, 402
     zstdchunked_test.go:104:   [3] at 356 in stargz (nextFrame: 490/986): 130, 275
     zstdchunked_test.go:104:   [4] at 490 in stargz (nextFrame: 599/986): 105, 141
@@ -212505,14 +213536,16 @@
     zstdchunked_test.go:104:   [8] at 938 in stargz (nextFrame: 986/986): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 648, NextOffset: 668
-    testutil.go:509: Offset: 500, NextOffset: 520
-    testutil.go:509: Offset: 668, NextOffset: 787
-    testutil.go:509: Offset: 520, NextOffset: 639
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 189, NextOffset: 209
+    testutil.go:509: Offset: 797, NextOffset: 1342
+    testutil.go:509: Offset: 967, NextOffset: 1587
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 328, NextOffset: 348
+    testutil.go:509: Offset: 242, NextOffset: 361
+    testutil.go:509: Offset: 348, NextOffset: 488
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 639, NextOffset: 659
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 121 229 356 490 599 644 947]
     zstdchunked_test.go:59: got zstd streams (compressed size: 987):
@@ -212525,13 +213558,24 @@
     zstdchunked_test.go:104:   [6] at 636 in stargz (nextFrame: 644/987): 4, 299
     zstdchunked_test.go:104:   [7] at 644 in stargz (nextFrame: 939/987): -1, 291
     zstdchunked_test.go:104:   [8] at 939 in stargz (nextFrame: 987/987): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 787, NextOffset: 807
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 659, NextOffset: 777
+    testutil.go:509: Offset: 807, NextOffset: 947
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 103
-    testutil.go:509: Offset: 209, NextOffset: 328
+    testutil.go:509: Offset: 189, NextOffset: 209
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 103, NextOffset: 222
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 328
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo_empty5 foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark] vs [foo_empty foo3 foo_empty3 foo4 foo_empty4 foo6 foo2 foo_empty2 foo5 foo_empty5 foo]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 189, NextOffset: 209
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 121 229 356 490 599 643 946]
     zstdchunked_test.go:59: got zstd streams (compressed size: 986):
@@ -212543,8 +213587,21 @@
     zstdchunked_test.go:104:   [5] at 599 in stargz (nextFrame: 635/986): 40, 32
     zstdchunked_test.go:104:   [6] at 635 in stargz (nextFrame: 643/986): 4, 299
     zstdchunked_test.go:104:   [7] at 643 in stargz (nextFrame: 938/986): -1, 291
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 83, NextOffset: 103
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
     zstdchunked_test.go:104:   [8] at 938 in stargz (nextFrame: 986/986): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 209, NextOffset: 328
+    testutil.go:509: Offset: 103, NextOffset: 222
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 328, NextOffset: 348
+    testutil.go:509: Offset: 222, NextOffset: 242
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 121 229 356 490 599 644 947]
     zstdchunked_test.go:59: got zstd streams (compressed size: 987):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/987): 117, 632
@@ -212557,20 +213614,6 @@
     zstdchunked_test.go:104:   [7] at 644 in stargz (nextFrame: 939/987): -1, 291
     zstdchunked_test.go:104:   [8] at 939 in stargz (nextFrame: 987/987): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":367,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":387,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":810,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":332,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":496,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":678,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":962,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo3 foo5 foo_empty5 foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo6] vs [foo5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 105, NextOffset: 224
-    testutil.go:509: Offset: 213, NextOffset: 332
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 367, NextOffset: 387
-    testutil.go:509: Offset: 496, NextOffset: 516
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 118 225 351 482 588 632 935]
     zstdchunked_test.go:59: got zstd streams (compressed size: 975):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 118/975): 114, 620
@@ -212583,20 +213626,8 @@
     zstdchunked_test.go:104:   [7] at 632 in stargz (nextFrame: 927/975): -1, 291
     zstdchunked_test.go:104:   [8] at 927 in stargz (nextFrame: 975/975): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 387, NextOffset: 508
-    testutil.go:509: Offset: 516, NextOffset: 658
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 799, NextOffset: 819
-    testutil.go:509: Offset: 669, NextOffset: 790
-    testutil.go:509: Offset: 819, NextOffset: 962
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 224, NextOffset: 244
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 348, NextOffset: 488
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 118 225 351 482 588 633 936]
     zstdchunked_test.go:59: got zstd streams (compressed size: 976):
@@ -212608,24 +213639,15 @@
     zstdchunked_test.go:104:   [5] at 588 in stargz (nextFrame: 625/976): 41, 33
     zstdchunked_test.go:104:   [6] at 625 in stargz (nextFrame: 633/976): 4, 299
     zstdchunked_test.go:104:   [7] at 633 in stargz (nextFrame: 928/976): -1, 291
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 332, NextOffset: 352
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
     zstdchunked_test.go:104:   [8] at 928 in stargz (nextFrame: 976/976): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 244, NextOffset: 367
-    testutil.go:509: Offset: 352, NextOffset: 496
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 508, NextOffset: 528
-    testutil.go:509: Offset: 658, NextOffset: 678
-    testutil.go:509: Offset: 528, NextOffset: 649
-    testutil.go:509: Offset: 678, NextOffset: 799
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 790, NextOffset: 810
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 242, NextOffset: 361
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 488, NextOffset: 508
+    testutil.go:509: Offset: 361, NextOffset: 381
+    testutil.go:509: Offset: 508, NextOffset: 648
+    testutil.go:509: Offset: 381, NextOffset: 500
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 111 220 346 473 582 626 931]
     zstdchunked_test.go:59: got zstd streams (compressed size: 971):
@@ -212638,16 +213660,19 @@
     zstdchunked_test.go:104:   [6] at 618 in stargz (nextFrame: 626/971): 4, 301
     zstdchunked_test.go:104:   [7] at 626 in stargz (nextFrame: 923/971): -1, 293
     zstdchunked_test.go:104:   [8] at 923 in stargz (nextFrame: 971/971): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 648, NextOffset: 668
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 962, NextOffset: 982
-    testutil.go:509: Offset: 810, NextOffset: 1358
-    testutil.go:509: Offset: 982, NextOffset: 1607
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty foo5] vs [foo_empty3 foo4 foo_empty4 foo6 foo foo3 foo5 foo_empty5 foo_empty foo2 foo_empty2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 85, NextOffset: 105
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 500, NextOffset: 520
+    testutil.go:509: Offset: 668, NextOffset: 787
+    testutil.go:509: Offset: 520, NextOffset: 639
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 787, NextOffset: 807
+    testutil.go:509: Offset: 639, NextOffset: 659
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 111 220 346 473 582 627 932]
     zstdchunked_test.go:59: got zstd streams (compressed size: 972):
@@ -212660,15 +213685,17 @@
     zstdchunked_test.go:104:   [6] at 619 in stargz (nextFrame: 627/972): 4, 301
     zstdchunked_test.go:104:   [7] at 627 in stargz (nextFrame: 924/972): -1, 293
     zstdchunked_test.go:104:   [8] at 924 in stargz (nextFrame: 972/972): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 213, NextOffset: 332
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 105, NextOffset: 224
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 799, NextOffset: 819
-    testutil.go:509: Offset: 649, NextOffset: 669
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 807, NextOffset: 947
+    testutil.go:509: Offset: 659, NextOffset: 777
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 947, NextOffset: 967
+    testutil.go:509: Offset: 777, NextOffset: 797
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 967, NextOffset: 1587
+    testutil.go:509: Offset: 797, NextOffset: 1342
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 111 220 346 473 582 626 931]
     zstdchunked_test.go:59: got zstd streams (compressed size: 971):
@@ -212682,50 +213709,23 @@
     zstdchunked_test.go:104:   [7] at 626 in stargz (nextFrame: 923/971): -1, 293
     zstdchunked_test.go:104:   [8] at 923 in stargz (nextFrame: 971/971): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 819, NextOffset: 962
-    testutil.go:509: Offset: 669, NextOffset: 790
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 111 220 346 473 582 627 932]
     zstdchunked_test.go:59: got zstd streams (compressed size: 972):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/972): 107, 615
     zstdchunked_test.go:104:   [1] at 111 in stargz (nextFrame: 220/972): 105, 504
     zstdchunked_test.go:104:   [2] at 220 in stargz (nextFrame: 346/972): 122, 395
     zstdchunked_test.go:104:   [3] at 346 in stargz (nextFrame: 473/972): 123, 269
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
     zstdchunked_test.go:104:   [4] at 473 in stargz (nextFrame: 582/972): 105, 142
     zstdchunked_test.go:104:   [5] at 582 in stargz (nextFrame: 619/972): 41, 33
     zstdchunked_test.go:104:   [6] at 619 in stargz (nextFrame: 627/972): 4, 301
     zstdchunked_test.go:104:   [7] at 627 in stargz (nextFrame: 924/972): -1, 293
     zstdchunked_test.go:104:   [8] at 924 in stargz (nextFrame: 972/972): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 962, NextOffset: 982
-    testutil.go:509: Offset: 790, NextOffset: 810
-    testutil.go:509: Offset: 982, NextOffset: 1607
-    testutil.go:509: Offset: 810, NextOffset: 1358
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 332, NextOffset: 352
-    testutil.go:509: Offset: 224, NextOffset: 244
-    testutil.go:509: Offset: 352, NextOffset: 496
-    testutil.go:509: Offset: 244, NextOffset: 367
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 496, NextOffset: 516
-    testutil.go:509: Offset: 367, NextOffset: 387
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 516, NextOffset: 658
-    testutil.go:509: Offset: 387, NextOffset: 508
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 109 215 337 460 568 612 919]
     zstdchunked_test.go:59: got zstd streams (compressed size: 959):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/959): 105, 600
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 658, NextOffset: 678
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
     zstdchunked_test.go:104:   [1] at 109 in stargz (nextFrame: 215/959): 102, 491
     zstdchunked_test.go:104:   [2] at 215 in stargz (nextFrame: 337/959): 118, 385
     zstdchunked_test.go:104:   [3] at 337 in stargz (nextFrame: 460/959): 119, 263
@@ -212735,11 +213735,6 @@
     zstdchunked_test.go:104:   [7] at 612 in stargz (nextFrame: 911/959): -1, 295
     zstdchunked_test.go:104:   [8] at 911 in stargz (nextFrame: 959/959): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 508, NextOffset: 528
-    testutil.go:509: Offset: 678, NextOffset: 799
-    testutil.go:509: Offset: 528, NextOffset: 649
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 109 215 337 460 568 613 920]
     zstdchunked_test.go:59: got zstd streams (compressed size: 960):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/960): 105, 601
@@ -212753,9 +213748,30 @@
     zstdchunked_test.go:104:   [8] at 912 in stargz (nextFrame: 960/960): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":367,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":387,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":810,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":332,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":496,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":678,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":962,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty3 foo4 foo5 foo6 foo foo2 foo3 foo_empty4 foo_empty5] vs [foo5 foo6 .no.prefetch.landmark foo foo_empty3 foo_empty5 foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 508, NextOffset: 528
+    testutil.go:509: Offset: 658, NextOffset: 678
+    testutil.go:509: Offset: 528, NextOffset: 649
+    testutil.go:509: Offset: 678, NextOffset: 799
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 649, NextOffset: 669
+    testutil.go:509: Offset: 799, NextOffset: 819
+    testutil.go:509: Offset: 669, NextOffset: 790
+    testutil.go:509: Offset: 819, NextOffset: 962
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 790, NextOffset: 810
+    testutil.go:509: Offset: 962, NextOffset: 982
+    testutil.go:509: Offset: 810, NextOffset: 1358
+    testutil.go:509: Offset: 982, NextOffset: 1607
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 105
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 112 219 342 468 575 619 925]
     zstdchunked_test.go:59: got zstd streams (compressed size: 965):
@@ -212769,6 +213785,14 @@
     zstdchunked_test.go:104:   [7] at 619 in stargz (nextFrame: 917/965): -1, 294
     zstdchunked_test.go:104:   [8] at 917 in stargz (nextFrame: 965/965): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 105, NextOffset: 224
+    testutil.go:509: Offset: 213, NextOffset: 332
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 224, NextOffset: 244
+    testutil.go:509: Offset: 332, NextOffset: 352
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 112 219 342 468 575 620 926]
     zstdchunked_test.go:59: got zstd streams (compressed size: 966):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 112/966): 108, 608
@@ -212781,6 +213805,12 @@
     zstdchunked_test.go:104:   [7] at 620 in stargz (nextFrame: 918/966): -1, 294
     zstdchunked_test.go:104:   [8] at 918 in stargz (nextFrame: 966/966): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 244, NextOffset: 367
+    testutil.go:509: Offset: 352, NextOffset: 496
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 367, NextOffset: 387
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 112 219 342 468 575 619 925]
     zstdchunked_test.go:59: got zstd streams (compressed size: 965):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 112/965): 108, 607
@@ -212789,32 +213819,26 @@
     zstdchunked_test.go:104:   [3] at 342 in stargz (nextFrame: 468/965): 122, 265
     zstdchunked_test.go:104:   [4] at 468 in stargz (nextFrame: 575/965): 103, 139
     zstdchunked_test.go:104:   [5] at 575 in stargz (nextFrame: 611/965): 40, 32
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":359,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":379,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":330,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":350,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":489,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":807,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":967,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty3 foo5 foo_empty5 foo2 foo3 foo4 foo_empty4 foo6 foo] vs [.no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty3 foo5 foo6 foo foo2 foo4 foo_empty4 foo_empty5]
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
     zstdchunked_test.go:104:   [6] at 611 in stargz (nextFrame: 619/965): 4, 302
     zstdchunked_test.go:104:   [7] at 619 in stargz (nextFrame: 917/965): -1, 294
     zstdchunked_test.go:104:   [8] at 917 in stargz (nextFrame: 965/965): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 496, NextOffset: 516
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 387, NextOffset: 508
+    testutil.go:509: Offset: 516, NextOffset: 658
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo_empty3 foo_empty5 foo_empty foo2 foo_empty2] vs [foo_empty5 foo_empty foo_empty2 foo_empty3 foo4 foo5 foo6 foo foo2 foo3 foo_empty4]
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 330, NextOffset: 350
-    testutil.go:509: Offset: 242, NextOffset: 359
-    testutil.go:509: Offset: 350, NextOffset: 489
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 359, NextOffset: 379
-    testutil.go:509: Offset: 489, NextOffset: 509
-    testutil.go:509: Offset: 379, NextOffset: 498
-    testutil.go:509: Offset: 509, NextOffset: 649
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 498, NextOffset: 518
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 518, NextOffset: 636
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 332, NextOffset: 352
+    testutil.go:509: Offset: 224, NextOffset: 244
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 112 219 342 468 575 620 926]
     zstdchunked_test.go:59: got zstd streams (compressed size: 966):
@@ -212825,24 +213849,18 @@
     zstdchunked_test.go:104:   [4] at 468 in stargz (nextFrame: 575/966): 103, 140
     zstdchunked_test.go:104:   [5] at 575 in stargz (nextFrame: 612/966): 41, 33
     zstdchunked_test.go:104:   [6] at 612 in stargz (nextFrame: 620/966): 4, 302
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 669, NextOffset: 787
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
     zstdchunked_test.go:104:   [7] at 620 in stargz (nextFrame: 918/966): -1, 294
     zstdchunked_test.go:104:   [8] at 918 in stargz (nextFrame: 966/966): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 774, NextOffset: 794
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 947, NextOffset: 967
-    testutil.go:509: Offset: 794, NextOffset: 1338
-    testutil.go:509: Offset: 967, NextOffset: 1590
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 193, NextOffset: 213
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 352, NextOffset: 496
+    testutil.go:509: Offset: 244, NextOffset: 367
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 496, NextOffset: 516
+    testutil.go:509: Offset: 367, NextOffset: 387
+    testutil.go:509: Offset: 516, NextOffset: 658
+    testutil.go:509: Offset: 387, NextOffset: 508
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 110 217 339 462 570 614 922]
     zstdchunked_test.go:59: got zstd streams (compressed size: 962):
@@ -212854,25 +213872,22 @@
     zstdchunked_test.go:104:   [5] at 570 in stargz (nextFrame: 606/962): 40, 32
     zstdchunked_test.go:104:   [6] at 606 in stargz (nextFrame: 614/962): 4, 304
     zstdchunked_test.go:104:   [7] at 614 in stargz (nextFrame: 914/962): -1, 296
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 105, NextOffset: 222
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
     zstdchunked_test.go:104:   [8] at 914 in stargz (nextFrame: 962/962): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 658, NextOffset: 678
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 213, NextOffset: 330
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 787, NextOffset: 807
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 508, NextOffset: 528
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 110 217 339 462 570 615 923]
     zstdchunked_test.go:59: got zstd streams (compressed size: 963):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/963): 106, 603
     zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 217/963): 103, 493
     zstdchunked_test.go:104:   [2] at 217 in stargz (nextFrame: 339/963): 118, 386
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 678, NextOffset: 799
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
     zstdchunked_test.go:104:   [3] at 339 in stargz (nextFrame: 462/963): 119, 264
     zstdchunked_test.go:104:   [4] at 462 in stargz (nextFrame: 570/963): 104, 141
     zstdchunked_test.go:104:   [5] at 570 in stargz (nextFrame: 607/963): 41, 33
@@ -212880,9 +213895,8 @@
     zstdchunked_test.go:104:   [7] at 615 in stargz (nextFrame: 915/963): -1, 296
     zstdchunked_test.go:104:   [8] at 915 in stargz (nextFrame: 963/963): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 656, NextOffset: 774
-    testutil.go:509: Offset: 807, NextOffset: 947
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 528, NextOffset: 649
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 112 225 350 479 590 634 939]
     zstdchunked_test.go:59: got zstd streams (compressed size: 979):
@@ -212896,68 +213910,60 @@
     zstdchunked_test.go:104:   [7] at 634 in stargz (nextFrame: 931/979): -1, 293
     zstdchunked_test.go:104:   [8] at 931 in stargz (nextFrame: 979/979): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo5 foo6 foo foo2 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2] vs [foo_empty foo_empty2 foo_empty3 foo5 foo_empty5 foo2 foo3 foo4 foo_empty4 foo6 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 213, NextOffset: 330
-    testutil.go:509: Offset: 105, NextOffset: 222
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 799, NextOffset: 819
+    testutil.go:509: Offset: 649, NextOffset: 669
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 112 225 350 479 590 635 940]
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 819, NextOffset: 962
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
     zstdchunked_test.go:59: got zstd streams (compressed size: 980):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 112/980): 108, 623
     zstdchunked_test.go:104:   [1] at 112 in stargz (nextFrame: 225/980): 109, 511
     zstdchunked_test.go:104:   [2] at 225 in stargz (nextFrame: 350/980): 121, 398
     zstdchunked_test.go:104:   [3] at 350 in stargz (nextFrame: 479/980): 125, 273
     zstdchunked_test.go:104:   [4] at 479 in stargz (nextFrame: 590/980): 107, 144
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 330, NextOffset: 350
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [5] at 590 in stargz (nextFrame: 627/980): 41, 33
     zstdchunked_test.go:104:   [6] at 627 in stargz (nextFrame: 635/980): 4, 301
     zstdchunked_test.go:104:   [7] at 635 in stargz (nextFrame: 932/980): -1, 293
     zstdchunked_test.go:104:   [8] at 932 in stargz (nextFrame: 980/980): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 669, NextOffset: 790
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 350, NextOffset: 489
-    testutil.go:509: Offset: 242, NextOffset: 359
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 498, NextOffset: 518
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 962, NextOffset: 982
+    testutil.go:509: Offset: 790, NextOffset: 810
+    testutil.go:509: Offset: 982, NextOffset: 1607
+    testutil.go:509: Offset: 810, NextOffset: 1358
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 85, NextOffset: 105
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 112 225 350 479 590 634 939]
     zstdchunked_test.go:59: got zstd streams (compressed size: 979):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 213, NextOffset: 332
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 112/979): 108, 622
     zstdchunked_test.go:104:   [1] at 112 in stargz (nextFrame: 225/979): 109, 510
     zstdchunked_test.go:104:   [2] at 225 in stargz (nextFrame: 350/979): 121, 397
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 105, NextOffset: 224
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
     zstdchunked_test.go:104:   [3] at 350 in stargz (nextFrame: 479/979): 125, 272
     zstdchunked_test.go:104:   [4] at 479 in stargz (nextFrame: 590/979): 107, 143
     zstdchunked_test.go:104:   [5] at 590 in stargz (nextFrame: 626/979): 40, 32
     zstdchunked_test.go:104:   [6] at 626 in stargz (nextFrame: 634/979): 4, 301
     zstdchunked_test.go:104:   [7] at 634 in stargz (nextFrame: 931/979): -1, 293
     zstdchunked_test.go:104:   [8] at 931 in stargz (nextFrame: 979/979): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 669, NextOffset: 787
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 518, NextOffset: 636
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 489, NextOffset: 509
-    testutil.go:509: Offset: 359, NextOffset: 379
-    testutil.go:509: Offset: 509, NextOffset: 649
-    testutil.go:509: Offset: 379, NextOffset: 498
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 787, NextOffset: 807
-    testutil.go:509: Offset: 636, NextOffset: 656
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 112 225 350 479 590 635 940]
     zstdchunked_test.go:59: got zstd streams (compressed size: 980):
@@ -212970,19 +213976,7 @@
     zstdchunked_test.go:104:   [6] at 627 in stargz (nextFrame: 635/980): 4, 301
     zstdchunked_test.go:104:   [7] at 635 in stargz (nextFrame: 932/980): -1, 293
     zstdchunked_test.go:104:   [8] at 932 in stargz (nextFrame: 980/980): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 807, NextOffset: 947
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 656, NextOffset: 774
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 947, NextOffset: 967
-    testutil.go:509: Offset: 774, NextOffset: 794
-    testutil.go:509: Offset: 967, NextOffset: 1590
-    testutil.go:509: Offset: 794, NextOffset: 1338
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 111 221 344 470 577 621 925]
     zstdchunked_test.go:59: got zstd streams (compressed size: 965):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/965): 107, 609
@@ -212995,7 +213989,7 @@
     zstdchunked_test.go:104:   [7] at 621 in stargz (nextFrame: 917/965): -1, 292
     zstdchunked_test.go:104:   [8] at 917 in stargz (nextFrame: 965/965): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#01
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 111 221 344 470 577 622 926]
     zstdchunked_test.go:59: got zstd streams (compressed size: 966):
@@ -213009,21 +214003,27 @@
     zstdchunked_test.go:104:   [7] at 622 in stargz (nextFrame: 918/966): -1, 292
     zstdchunked_test.go:104:   [8] at 918 in stargz (nextFrame: 966/966): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":87,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":363,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":501,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":639,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":659,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":194,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":331,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":491,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":511,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":650,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":670,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":808,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":967,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":359,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":379,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":330,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":350,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":489,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":807,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":967,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo foo_empty2 foo3 foo_empty3 foo4 foo6 foo_empty foo2 foo_empty4] vs [foo4 foo_empty4 foo_empty2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 194, NextOffset: 214
-    testutil.go:509: Offset: 107, NextOffset: 224
-    testutil.go:509: Offset: 214, NextOffset: 331
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo foo_empty3 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2] vs [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty2 foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 774, NextOffset: 794
+    testutil.go:509: Offset: 947, NextOffset: 967
+    testutil.go:509: Offset: 794, NextOffset: 1338
+    testutil.go:509: Offset: 967, NextOffset: 1590
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 330, NextOffset: 350
+    testutil.go:509: Offset: 242, NextOffset: 359
+    testutil.go:509: Offset: 350, NextOffset: 489
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 363, NextOffset: 383
-    testutil.go:509: Offset: 491, NextOffset: 511
-    testutil.go:509: Offset: 383, NextOffset: 501
+    testutil.go:509: Offset: 359, NextOffset: 379
+    testutil.go:509: Offset: 489, NextOffset: 509
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 110 214 332 455 559 603 888]
     zstdchunked_test.go:59: got zstd streams (compressed size: 928):
@@ -213036,19 +214036,12 @@
     zstdchunked_test.go:104:   [6] at 595 in stargz (nextFrame: 603/928): 4, 281
     zstdchunked_test.go:104:   [7] at 603 in stargz (nextFrame: 880/928): -1, 273
     zstdchunked_test.go:104:   [8] at 880 in stargz (nextFrame: 928/928): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 511, NextOffset: 650
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 379, NextOffset: 498
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 509, NextOffset: 649
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 501, NextOffset: 521
-    testutil.go:509: Offset: 650, NextOffset: 670
-    testutil.go:509: Offset: 521, NextOffset: 639
-    testutil.go:509: Offset: 670, NextOffset: 788
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 777, NextOffset: 797
-    testutil.go:509: Offset: 947, NextOffset: 967
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 110 214 332 455 559 604 889]
     zstdchunked_test.go:59: got zstd streams (compressed size: 929):
@@ -213056,44 +214049,35 @@
     zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 214/929): 100, 482
     zstdchunked_test.go:104:   [2] at 214 in stargz (nextFrame: 332/929): 114, 378
     zstdchunked_test.go:104:   [3] at 332 in stargz (nextFrame: 455/929): 119, 260
-    zstdchunked_test.go:104:   [4] at 455 in stargz (nextFrame: 559/929): 100, 137
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 797, NextOffset: 1344
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 498, NextOffset: 518
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [4] at 455 in stargz (nextFrame: 559/929): 100, 137
     zstdchunked_test.go:104:   [5] at 559 in stargz (nextFrame: 596/929): 41, 33
     zstdchunked_test.go:104:   [6] at 596 in stargz (nextFrame: 604/929): 4, 281
     zstdchunked_test.go:104:   [7] at 604 in stargz (nextFrame: 881/929): -1, 273
     zstdchunked_test.go:104:   [8] at 881 in stargz (nextFrame: 929/929): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 967, NextOffset: 1592
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 224, NextOffset: 244
-    testutil.go:509: Offset: 331, NextOffset: 351
-    testutil.go:509: Offset: 244, NextOffset: 363
-    testutil.go:509: Offset: 351, NextOffset: 491
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 649, NextOffset: 669
+    testutil.go:509: Offset: 518, NextOffset: 636
+    testutil.go:509: Offset: 669, NextOffset: 787
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 105, NextOffset: 222
+    testutil.go:509: Offset: 213, NextOffset: 330
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 639, NextOffset: 659
-    testutil.go:509: Offset: 788, NextOffset: 808
-    testutil.go:509: Offset: 659, NextOffset: 777
-    testutil.go:509: Offset: 808, NextOffset: 947
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty2 foo5 foo_empty5] vs [foo5 foo_empty5 foo foo_empty2 foo3 foo_empty3 foo4 foo6 foo_empty foo2 foo_empty4]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 650, NextOffset: 670
-    testutil.go:509: Offset: 501, NextOffset: 521
-    testutil.go:509: Offset: 670, NextOffset: 788
-    testutil.go:509: Offset: 521, NextOffset: 639
+    testutil.go:509: Offset: 636, NextOffset: 656
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 110 214 332 455 559 603 888]
     zstdchunked_test.go:59: got zstd streams (compressed size: 928):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/928): 106, 591
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 787, NextOffset: 807
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
     zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 214/928): 100, 481
     zstdchunked_test.go:104:   [2] at 214 in stargz (nextFrame: 332/928): 114, 377
     zstdchunked_test.go:104:   [3] at 332 in stargz (nextFrame: 455/928): 119, 259
@@ -213102,24 +214086,41 @@
     zstdchunked_test.go:104:   [6] at 595 in stargz (nextFrame: 603/928): 4, 281
     zstdchunked_test.go:104:   [7] at 603 in stargz (nextFrame: 880/928): -1, 273
     zstdchunked_test.go:104:   [8] at 880 in stargz (nextFrame: 928/928): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 788, NextOffset: 808
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 639, NextOffset: 659
-    testutil.go:509: Offset: 808, NextOffset: 947
-    testutil.go:509: Offset: 659, NextOffset: 777
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 947, NextOffset: 967
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 656, NextOffset: 774
+    testutil.go:509: Offset: 807, NextOffset: 947
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo_empty2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3] vs [foo foo_empty3 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 213, NextOffset: 330
+    testutil.go:509: Offset: 105, NextOffset: 222
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 330, NextOffset: 350
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 350, NextOffset: 489
+    testutil.go:509: Offset: 242, NextOffset: 359
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 489, NextOffset: 509
+    testutil.go:509: Offset: 359, NextOffset: 379
+    testutil.go:509: Offset: 509, NextOffset: 649
+    testutil.go:509: Offset: 379, NextOffset: 498
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 649, NextOffset: 669
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 110 214 332 455 559 604 889]
     zstdchunked_test.go:59: got zstd streams (compressed size: 929):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/929): 106, 592
     zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 214/929): 100, 482
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 498, NextOffset: 518
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
     zstdchunked_test.go:104:   [2] at 214 in stargz (nextFrame: 332/929): 114, 378
     zstdchunked_test.go:104:   [3] at 332 in stargz (nextFrame: 455/929): 119, 260
     zstdchunked_test.go:104:   [4] at 455 in stargz (nextFrame: 559/929): 100, 137
@@ -213127,28 +214128,14 @@
     zstdchunked_test.go:104:   [6] at 596 in stargz (nextFrame: 604/929): 4, 281
     zstdchunked_test.go:104:   [7] at 604 in stargz (nextFrame: 881/929): -1, 273
     zstdchunked_test.go:104:   [8] at 881 in stargz (nextFrame: 929/929): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 777, NextOffset: 797
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 967, NextOffset: 1592
-    testutil.go:509: Offset: 797, NextOffset: 1344
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 194, NextOffset: 214
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 214, NextOffset: 331
-    testutil.go:509: Offset: 107, NextOffset: 224
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 331, NextOffset: 351
-    testutil.go:509: Offset: 224, NextOffset: 244
-    testutil.go:509: Offset: 351, NextOffset: 491
-    testutil.go:509: Offset: 244, NextOffset: 363
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 491, NextOffset: 511
-    testutil.go:509: Offset: 363, NextOffset: 383
-    testutil.go:509: Offset: 511, NextOffset: 650
-    testutil.go:509: Offset: 383, NextOffset: 501
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 669, NextOffset: 787
+    testutil.go:509: Offset: 518, NextOffset: 636
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 787, NextOffset: 807
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 108 214 332 454 557 601 887]
     zstdchunked_test.go:59: got zstd streams (compressed size: 927):
@@ -213162,8 +214149,10 @@
     zstdchunked_test.go:104:   [7] at 601 in stargz (nextFrame: 879/927): -1, 274
     zstdchunked_test.go:104:   [8] at 879 in stargz (nextFrame: 927/927): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 807, NextOffset: 947
+    testutil.go:509: Offset: 656, NextOffset: 774
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 108 214 332 454 557 602 888]
     zstdchunked_test.go:59: got zstd streams (compressed size: 928):
@@ -213177,8 +214166,14 @@
     zstdchunked_test.go:104:   [7] at 602 in stargz (nextFrame: 880/928): -1, 274
     zstdchunked_test.go:104:   [8] at 880 in stargz (nextFrame: 928/928): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 947, NextOffset: 967
+    testutil.go:509: Offset: 774, NextOffset: 794
+    testutil.go:509: Offset: 967, NextOffset: 1590
+    testutil.go:509: Offset: 794, NextOffset: 1338
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 110 215 335 459 564 608 897]
     zstdchunked_test.go:59: got zstd streams (compressed size: 937):
@@ -213192,15 +214187,6 @@
     zstdchunked_test.go:104:   [7] at 608 in stargz (nextFrame: 889/937): -1, 277
     zstdchunked_test.go:104:   [8] at 889 in stargz (nextFrame: 937/937): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":216,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":236,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":355,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":375,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":494,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":633,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":653,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":792,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":338,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":477,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":497,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":795,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":934,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":954,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty2 foo4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo3 foo_empty3] vs [foo_empty5 foo_empty foo3 foo_empty3 foo4 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 216, NextOffset: 236
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 110 215 335 459 564 609 898]
     zstdchunked_test.go:59: got zstd streams (compressed size: 938):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/938): 106, 597
@@ -213213,21 +214199,7 @@
     zstdchunked_test.go:104:   [7] at 609 in stargz (nextFrame: 890/938): -1, 277
     zstdchunked_test.go:104:   [8] at 890 in stargz (nextFrame: 938/938): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 318, NextOffset: 338
-    testutil.go:509: Offset: 236, NextOffset: 355
-    testutil.go:509: Offset: 338, NextOffset: 477
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 355, NextOffset: 375
-    testutil.go:509: Offset: 477, NextOffset: 497
-    testutil.go:509: Offset: 375, NextOffset: 494
-    testutil.go:509: Offset: 497, NextOffset: 636
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 110 215 335 459 564 608 897]
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
     zstdchunked_test.go:59: got zstd streams (compressed size: 937):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/937): 106, 596
     zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 215/937): 101, 486
@@ -213238,17 +214210,15 @@
     zstdchunked_test.go:104:   [6] at 600 in stargz (nextFrame: 608/937): 4, 285
     zstdchunked_test.go:104:   [7] at 608 in stargz (nextFrame: 889/937): -1, 277
     zstdchunked_test.go:104:   [8] at 889 in stargz (nextFrame: 937/937): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 494, NextOffset: 514
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 514, NextOffset: 633
-    testutil.go:509: Offset: 656, NextOffset: 775
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 633, NextOffset: 653
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":87,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":363,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":501,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":639,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":659,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":194,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":331,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":491,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":511,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":650,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":670,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":808,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":967,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty foo_empty2] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo2 foo_empty3 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 194, NextOffset: 214
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 110 215 335 459 564 609 898]
     zstdchunked_test.go:59: got zstd streams (compressed size: 938):
@@ -213260,80 +214230,93 @@
     zstdchunked_test.go:104:   [5] at 564 in stargz (nextFrame: 601/938): 41, 33
     zstdchunked_test.go:104:   [6] at 601 in stargz (nextFrame: 609/938): 4, 285
     zstdchunked_test.go:104:   [7] at 609 in stargz (nextFrame: 890/938): -1, 277
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 775, NextOffset: 795
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
     zstdchunked_test.go:104:   [8] at 890 in stargz (nextFrame: 938/938): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 653, NextOffset: 772
-    testutil.go:509: Offset: 795, NextOffset: 934
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 772, NextOffset: 792
-    testutil.go:509: Offset: 934, NextOffset: 954
-    testutil.go:509: Offset: 792, NextOffset: 1310
-    testutil.go:509: Offset: 954, NextOffset: 1554
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 101
-    testutil.go:509: Offset: 183, NextOffset: 203
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 101, NextOffset: 216
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 107, NextOffset: 224
+    testutil.go:509: Offset: 214, NextOffset: 331
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 224, NextOffset: 244
+    testutil.go:509: Offset: 331, NextOffset: 351
+    testutil.go:509: Offset: 244, NextOffset: 363
+    testutil.go:509: Offset: 351, NextOffset: 491
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#01
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 110 214 332 456 561 605 894]
     zstdchunked_test.go:59: got zstd streams (compressed size: 934):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/934): 106, 593
     zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 214/934): 100, 483
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 363, NextOffset: 383
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     zstdchunked_test.go:104:   [2] at 214 in stargz (nextFrame: 332/934): 114, 379
     zstdchunked_test.go:104:   [3] at 332 in stargz (nextFrame: 456/934): 120, 261
     zstdchunked_test.go:104:   [4] at 456 in stargz (nextFrame: 561/934): 101, 137
     zstdchunked_test.go:104:   [5] at 561 in stargz (nextFrame: 597/934): 40, 32
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 203, NextOffset: 318
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     zstdchunked_test.go:104:   [6] at 597 in stargz (nextFrame: 605/934): 4, 285
     zstdchunked_test.go:104:   [7] at 605 in stargz (nextFrame: 886/934): -1, 277
     zstdchunked_test.go:104:   [8] at 886 in stargz (nextFrame: 934/934): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo_empty2 foo_empty4 foo5 foo_empty5 foo_empty foo3 foo_empty3 foo4 foo6] vs [foo_empty foo2 foo3 foo_empty3 foo_empty4 foo_empty2 foo4 foo5 foo_empty5 foo6 foo]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 934, NextOffset: 954
-    testutil.go:509: Offset: 772, NextOffset: 792
-    testutil.go:509: Offset: 954, NextOffset: 1554
-    testutil.go:509: Offset: 792, NextOffset: 1310
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 203
-    testutil.go:509: Offset: 81, NextOffset: 101
-    testutil.go:509: Offset: 203, NextOffset: 318
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 491, NextOffset: 511
+    testutil.go:509: Offset: 383, NextOffset: 501
+    testutil.go:509: Offset: 511, NextOffset: 650
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 501, NextOffset: 521
+    testutil.go:509: Offset: 650, NextOffset: 670
+    testutil.go:509: Offset: 521, NextOffset: 639
+    testutil.go:509: Offset: 670, NextOffset: 788
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 639, NextOffset: 659
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 110 214 332 456 561 606 895]
     zstdchunked_test.go:59: got zstd streams (compressed size: 935):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/935): 106, 594
     zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 214/935): 100, 484
     zstdchunked_test.go:104:   [2] at 214 in stargz (nextFrame: 332/935): 114, 380
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 101, NextOffset: 216
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     zstdchunked_test.go:104:   [3] at 332 in stargz (nextFrame: 456/935): 120, 262
     zstdchunked_test.go:104:   [4] at 456 in stargz (nextFrame: 561/935): 101, 138
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 788, NextOffset: 808
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     zstdchunked_test.go:104:   [5] at 561 in stargz (nextFrame: 598/935): 41, 33
     zstdchunked_test.go:104:   [6] at 598 in stargz (nextFrame: 606/935): 4, 285
     zstdchunked_test.go:104:   [7] at 606 in stargz (nextFrame: 887/935): -1, 277
     zstdchunked_test.go:104:   [8] at 887 in stargz (nextFrame: 935/935): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 318, NextOffset: 338
-    testutil.go:509: Offset: 216, NextOffset: 236
-    testutil.go:509: Offset: 338, NextOffset: 477
-    testutil.go:509: Offset: 236, NextOffset: 355
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 659, NextOffset: 777
+    testutil.go:509: Offset: 808, NextOffset: 947
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 777, NextOffset: 797
+    testutil.go:509: Offset: 947, NextOffset: 967
+    testutil.go:509: Offset: 797, NextOffset: 1344
+    testutil.go:509: Offset: 967, NextOffset: 1592
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo4 foo_empty4 foo5 foo2 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty] vs [foo foo2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty foo_empty2 foo5 foo6]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 947, NextOffset: 967
+    testutil.go:509: Offset: 777, NextOffset: 797
+    testutil.go:509: Offset: 967, NextOffset: 1592
+    testutil.go:509: Offset: 797, NextOffset: 1344
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 194, NextOffset: 214
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 214, NextOffset: 331
+    testutil.go:509: Offset: 107, NextOffset: 224
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 775, NextOffset: 795
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 491, NextOffset: 511
+    testutil.go:509: Offset: 363, NextOffset: 383
+    testutil.go:509: Offset: 511, NextOffset: 650
+    testutil.go:509: Offset: 383, NextOffset: 501
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 111 214 331 455 557 601 888]
     zstdchunked_test.go:59: got zstd streams (compressed size: 928):
@@ -213345,18 +214328,29 @@
     zstdchunked_test.go:104:   [5] at 557 in stargz (nextFrame: 593/928): 40, 32
     zstdchunked_test.go:104:   [6] at 593 in stargz (nextFrame: 601/928): 4, 283
     zstdchunked_test.go:104:   [7] at 601 in stargz (nextFrame: 880/928): -1, 275
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 633, NextOffset: 653
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 650, NextOffset: 670
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [8] at 880 in stargz (nextFrame: 928/928): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 795, NextOffset: 934
-    testutil.go:509: Offset: 653, NextOffset: 772
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 501, NextOffset: 521
+    testutil.go:509: Offset: 670, NextOffset: 788
+    testutil.go:509: Offset: 521, NextOffset: 639
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 788, NextOffset: 808
+    testutil.go:509: Offset: 639, NextOffset: 659
+    testutil.go:509: Offset: 808, NextOffset: 947
+    testutil.go:509: Offset: 659, NextOffset: 777
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 331, NextOffset: 351
+    testutil.go:509: Offset: 224, NextOffset: 244
+    testutil.go:509: Offset: 351, NextOffset: 491
+    testutil.go:509: Offset: 244, NextOffset: 363
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 477, NextOffset: 497
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 111 214 331 455 557 602 889]
     zstdchunked_test.go:59: got zstd streams (compressed size: 929):
@@ -213370,14 +214364,8 @@
     zstdchunked_test.go:104:   [7] at 602 in stargz (nextFrame: 881/929): -1, 275
     zstdchunked_test.go:104:   [8] at 881 in stargz (nextFrame: 929/929): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 355, NextOffset: 375
-    testutil.go:509: Offset: 497, NextOffset: 636
-    testutil.go:509: Offset: 375, NextOffset: 494
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 494, NextOffset: 514
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 111 214 331 455 557 601 888]
     zstdchunked_test.go:59: got zstd streams (compressed size: 928):
@@ -213392,8 +214380,12 @@
     zstdchunked_test.go:104:   [8] at 880 in stargz (nextFrame: 928/928): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 656, NextOffset: 775
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":216,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":236,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":355,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":375,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":494,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":633,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":653,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":792,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":338,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":477,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":497,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":795,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":934,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":954,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 foo3 foo_empty3 foo5 foo_empty5 foo foo_empty foo2 foo_empty2 foo4] vs [foo_empty foo2 foo4 foo_empty5 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 355, NextOffset: 375
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 111 214 331 455 557 602 889]
     zstdchunked_test.go:59: got zstd streams (compressed size: 929):
@@ -213408,7 +214400,14 @@
     zstdchunked_test.go:104:   [8] at 881 in stargz (nextFrame: 929/929): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 514, NextOffset: 633
+    testutil.go:509: Offset: 477, NextOffset: 497
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 375, NextOffset: 494
+    testutil.go:509: Offset: 497, NextOffset: 636
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 633, NextOffset: 653
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 111 218 336 460 567 611 899]
     zstdchunked_test.go:59: got zstd streams (compressed size: 939):
@@ -213422,6 +214421,10 @@
     zstdchunked_test.go:104:   [7] at 611 in stargz (nextFrame: 891/939): -1, 276
     zstdchunked_test.go:104:   [8] at 891 in stargz (nextFrame: 939/939): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 775, NextOffset: 795
+    testutil.go:509: Offset: 653, NextOffset: 772
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 111 218 336 460 567 612 900]
     zstdchunked_test.go:59: got zstd streams (compressed size: 940):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/940): 107, 600
@@ -213433,8 +214436,16 @@
     zstdchunked_test.go:104:   [6] at 604 in stargz (nextFrame: 612/940): 4, 284
     zstdchunked_test.go:104:   [7] at 612 in stargz (nextFrame: 892/940): -1, 276
     zstdchunked_test.go:104:   [8] at 892 in stargz (nextFrame: 940/940): -1, -1
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 795, NextOffset: 934
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 101
+    testutil.go:509: Offset: 183, NextOffset: 203
+    testutil.go:509: Offset: 101, NextOffset: 216
+    testutil.go:509: Offset: 203, NextOffset: 318
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 112 218 338 465 571 615 905]
     zstdchunked_test.go:59: got zstd streams (compressed size: 945):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 112/945): 108, 603
@@ -213446,20 +214457,19 @@
     zstdchunked_test.go:104:   [6] at 607 in stargz (nextFrame: 615/945): 4, 286
     zstdchunked_test.go:104:   [7] at 615 in stargz (nextFrame: 897/945): -1, 278
     zstdchunked_test.go:104:   [8] at 897 in stargz (nextFrame: 945/945): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 216, NextOffset: 236
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":240,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":357,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":377,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":627,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":764,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":784,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":480,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":637,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":657,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":792,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":929,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":949,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo5 foo_empty5 foo6 foo_empty foo2 foo3 foo_empty3 foo4 foo_empty4 foo] vs [foo foo2 foo4 foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 104, NextOffset: 220
-    testutil.go:509: Offset: 207, NextOffset: 323
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 318, NextOffset: 338
+    testutil.go:509: Offset: 236, NextOffset: 355
+    testutil.go:509: Offset: 338, NextOffset: 477
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 627, NextOffset: 647
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 494, NextOffset: 514
+    testutil.go:509: Offset: 636, NextOffset: 656
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 112 218 338 465 571 616 906]
     zstdchunked_test.go:59: got zstd streams (compressed size: 946):
@@ -213472,22 +214482,25 @@
     zstdchunked_test.go:104:   [6] at 608 in stargz (nextFrame: 616/946): 4, 286
     zstdchunked_test.go:104:   [7] at 616 in stargz (nextFrame: 898/946): -1, 278
     zstdchunked_test.go:104:   [8] at 898 in stargz (nextFrame: 946/946): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 514, NextOffset: 633
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 772, NextOffset: 792
-    testutil.go:509: Offset: 647, NextOffset: 764
-    testutil.go:509: Offset: 792, NextOffset: 929
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 656, NextOffset: 775
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 764, NextOffset: 784
-    testutil.go:509: Offset: 929, NextOffset: 949
-    testutil.go:509: Offset: 784, NextOffset: 1314
-    testutil.go:509: Offset: 949, NextOffset: 1549
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 220, NextOffset: 240
-    testutil.go:509: Offset: 323, NextOffset: 343
-    testutil.go:509: Offset: 240, NextOffset: 357
+    testutil.go:509: Offset: 772, NextOffset: 792
+    testutil.go:509: Offset: 934, NextOffset: 954
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 792, NextOffset: 1310
+    testutil.go:509: Offset: 954, NextOffset: 1554
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo4 foo_empty5 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6] vs [foo_empty2 foo4 foo_empty4 foo6 foo3 foo_empty3 foo5 foo_empty5 foo foo_empty foo2]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 477, NextOffset: 497
+    testutil.go:509: Offset: 355, NextOffset: 375
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 112 218 338 465 571 615 905]
     zstdchunked_test.go:59: got zstd streams (compressed size: 945):
@@ -213500,13 +214513,17 @@
     zstdchunked_test.go:104:   [6] at 607 in stargz (nextFrame: 615/945): 4, 286
     zstdchunked_test.go:104:   [7] at 615 in stargz (nextFrame: 897/945): -1, 278
     zstdchunked_test.go:104:   [8] at 897 in stargz (nextFrame: 945/945): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 343, NextOffset: 480
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 497, NextOffset: 636
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 357, NextOffset: 377
-    testutil.go:509: Offset: 480, NextOffset: 500
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 375, NextOffset: 494
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 775, NextOffset: 795
+    testutil.go:509: Offset: 633, NextOffset: 653
+    testutil.go:509: Offset: 795, NextOffset: 934
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 112 218 338 465 571 616 906]
     zstdchunked_test.go:59: got zstd streams (compressed size: 946):
@@ -213519,27 +214536,9 @@
     zstdchunked_test.go:104:   [6] at 608 in stargz (nextFrame: 616/946): 4, 286
     zstdchunked_test.go:104:   [7] at 616 in stargz (nextFrame: 898/946): -1, 278
     zstdchunked_test.go:104:   [8] at 898 in stargz (nextFrame: 946/946): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 377, NextOffset: 492
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 500, NextOffset: 637
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 492, NextOffset: 512
-    testutil.go:509: Offset: 637, NextOffset: 657
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 512, NextOffset: 627
-    testutil.go:509: Offset: 657, NextOffset: 772
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo4] vs [foo3 foo_empty3 foo4 foo_empty4 foo foo_empty2 foo5 foo_empty5 foo6 foo_empty foo2]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 480, NextOffset: 500
-    testutil.go:509: Offset: 357, NextOffset: 377
-    testutil.go:509: Offset: 500, NextOffset: 637
-    testutil.go:509: Offset: 377, NextOffset: 492
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 653, NextOffset: 772
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 111 217 336 463 568 612 903]
     zstdchunked_test.go:59: got zstd streams (compressed size: 943):
@@ -213553,17 +214552,14 @@
     zstdchunked_test.go:104:   [7] at 612 in stargz (nextFrame: 895/943): -1, 279
     zstdchunked_test.go:104:   [8] at 895 in stargz (nextFrame: 943/943): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 772, NextOffset: 792
-    testutil.go:509: Offset: 627, NextOffset: 647
-    testutil.go:509: Offset: 792, NextOffset: 929
-    testutil.go:509: Offset: 647, NextOffset: 764
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 929, NextOffset: 949
+    testutil.go:509: Offset: 934, NextOffset: 954
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 772, NextOffset: 792
+    testutil.go:509: Offset: 954, NextOffset: 1554
+    testutil.go:509: Offset: 792, NextOffset: 1310
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 111 217 336 463 568 613 904]
     zstdchunked_test.go:59: got zstd streams (compressed size: 944):
@@ -213572,20 +214568,23 @@
     zstdchunked_test.go:104:   [2] at 217 in stargz (nextFrame: 336/944): 115, 384
     zstdchunked_test.go:104:   [3] at 336 in stargz (nextFrame: 463/944): 123, 265
     zstdchunked_test.go:104:   [4] at 463 in stargz (nextFrame: 568/944): 101, 138
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 203
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
     zstdchunked_test.go:104:   [5] at 568 in stargz (nextFrame: 605/944): 41, 33
     zstdchunked_test.go:104:   [6] at 605 in stargz (nextFrame: 613/944): 4, 287
     zstdchunked_test.go:104:   [7] at 613 in stargz (nextFrame: 896/944): -1, 279
     zstdchunked_test.go:104:   [8] at 896 in stargz (nextFrame: 944/944): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 764, NextOffset: 784
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 949, NextOffset: 1549
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 784, NextOffset: 1314
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 187, NextOffset: 207
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 81, NextOffset: 101
+    testutil.go:509: Offset: 203, NextOffset: 318
+    testutil.go:509: Offset: 101, NextOffset: 216
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 318, NextOffset: 338
+    testutil.go:509: Offset: 216, NextOffset: 236
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 106 210 326 445 550 594 878]
     zstdchunked_test.go:59: got zstd streams (compressed size: 918):
@@ -213599,56 +214598,32 @@
     zstdchunked_test.go:104:   [7] at 594 in stargz (nextFrame: 870/918): -1, 272
     zstdchunked_test.go:104:   [8] at 870 in stargz (nextFrame: 918/918): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 207, NextOffset: 323
-    testutil.go:509: Offset: 104, NextOffset: 220
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 343
-    testutil.go:509: Offset: 220, NextOffset: 240
-    testutil.go:509: Offset: 343, NextOffset: 480
-    testutil.go:509: Offset: 240, NextOffset: 357
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 338, NextOffset: 477
+    testutil.go:509: Offset: 236, NextOffset: 355
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 637, NextOffset: 657
-    testutil.go:509: Offset: 492, NextOffset: 512
-    testutil.go:509: Offset: 657, NextOffset: 772
-    testutil.go:509: Offset: 512, NextOffset: 627
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 494, NextOffset: 514
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 106 210 326 445 550 595 879]
     zstdchunked_test.go:59: got zstd streams (compressed size: 919):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 106/919): 102, 583
     zstdchunked_test.go:104:   [1] at 106 in stargz (nextFrame: 210/919): 100, 477
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [2] at 210 in stargz (nextFrame: 326/919): 112, 373
     zstdchunked_test.go:104:   [3] at 326 in stargz (nextFrame: 445/919): 115, 257
     zstdchunked_test.go:104:   [4] at 445 in stargz (nextFrame: 550/919): 101, 138
     zstdchunked_test.go:104:   [5] at 550 in stargz (nextFrame: 587/919): 41, 33
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 656, NextOffset: 775
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [6] at 587 in stargz (nextFrame: 595/919): 4, 280
     zstdchunked_test.go:104:   [7] at 595 in stargz (nextFrame: 871/919): -1, 272
     zstdchunked_test.go:104:   [8] at 871 in stargz (nextFrame: 919/919): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":82,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":221,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":358,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":378,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":638,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":658,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":778,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":798,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":342,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":482,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":642,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":662,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":942,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":962,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo_empty2 foo4 foo5 foo6 foo foo_empty foo2 foo3 foo_empty3] vs [.no.prefetch.landmark foo foo_empty foo3 foo_empty3 foo4 foo6 foo2 foo_empty2 foo_empty4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 498, NextOffset: 518
-    testutil.go:509: Offset: 642, NextOffset: 662
-    testutil.go:509: Offset: 518, NextOffset: 638
-    testutil.go:509: Offset: 662, NextOffset: 782
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 638, NextOffset: 658
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 782, NextOffset: 802
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 514, NextOffset: 633
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 106 210 326 445 550 594 878]
     zstdchunked_test.go:59: got zstd streams (compressed size: 918):
@@ -213662,6 +214637,17 @@
     zstdchunked_test.go:104:   [7] at 594 in stargz (nextFrame: 870/918): -1, 272
     zstdchunked_test.go:104:   [8] at 870 in stargz (nextFrame: 918/918): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":240,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":357,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":377,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":627,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":764,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":784,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":480,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":637,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":657,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":792,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":929,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":949,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo4 foo6 foo foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo5 foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty4]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 187, NextOffset: 207
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 106 210 326 445 550 595 879]
     zstdchunked_test.go:59: got zstd streams (compressed size: 919):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 106/919): 102, 583
@@ -213674,20 +214660,15 @@
     zstdchunked_test.go:104:   [7] at 595 in stargz (nextFrame: 871/919): -1, 272
     zstdchunked_test.go:104:   [8] at 871 in stargz (nextFrame: 919/919): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 658, NextOffset: 778
-    testutil.go:509: Offset: 802, NextOffset: 942
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 778, NextOffset: 798
-    testutil.go:509: Offset: 942, NextOffset: 962
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 798, NextOffset: 1314
-    testutil.go:509: Offset: 962, NextOffset: 1560
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 183, NextOffset: 203
-    testutil.go:509: Offset: 102, NextOffset: 221
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 104, NextOffset: 220
+    testutil.go:509: Offset: 207, NextOffset: 323
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 220, NextOffset: 240
+    testutil.go:509: Offset: 323, NextOffset: 343
+    testutil.go:509: Offset: 240, NextOffset: 357
+    testutil.go:509: Offset: 343, NextOffset: 480
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 104 212 328 446 552 596 880]
     zstdchunked_test.go:59: got zstd streams (compressed size: 920):
@@ -213700,22 +214681,21 @@
     zstdchunked_test.go:104:   [6] at 588 in stargz (nextFrame: 596/920): 4, 280
     zstdchunked_test.go:104:   [7] at 596 in stargz (nextFrame: 872/920): -1, 272
     zstdchunked_test.go:104:   [8] at 872 in stargz (nextFrame: 920/920): -1, -1
-=== RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 203, NextOffset: 322
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 221, NextOffset: 241
-    testutil.go:509: Offset: 322, NextOffset: 342
-    testutil.go:509: Offset: 241, NextOffset: 358
-    testutil.go:509: Offset: 342, NextOffset: 482
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 358, NextOffset: 378
-    testutil.go:509: Offset: 482, NextOffset: 502
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 378, NextOffset: 498
-    testutil.go:509: Offset: 502, NextOffset: 642
+    testutil.go:509: Offset: 357, NextOffset: 377
+=== RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 480, NextOffset: 500
+    testutil.go:509: Offset: 377, NextOffset: 492
+    testutil.go:509: Offset: 500, NextOffset: 637
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 627, NextOffset: 647
+    testutil.go:509: Offset: 772, NextOffset: 792
+    testutil.go:509: Offset: 647, NextOffset: 764
+    testutil.go:509: Offset: 792, NextOffset: 929
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 104 212 328 446 552 597 881]
     zstdchunked_test.go:59: got zstd streams (compressed size: 921):
@@ -213724,23 +214704,19 @@
     zstdchunked_test.go:104:   [2] at 212 in stargz (nextFrame: 328/921): 112, 373
     zstdchunked_test.go:104:   [3] at 328 in stargz (nextFrame: 446/921): 114, 257
     zstdchunked_test.go:104:   [4] at 446 in stargz (nextFrame: 552/921): 102, 139
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 492, NextOffset: 512
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
     zstdchunked_test.go:104:   [5] at 552 in stargz (nextFrame: 589/921): 41, 33
     zstdchunked_test.go:104:   [6] at 589 in stargz (nextFrame: 597/921): 4, 280
     zstdchunked_test.go:104:   [7] at 597 in stargz (nextFrame: 873/921): -1, 272
     zstdchunked_test.go:104:   [8] at 873 in stargz (nextFrame: 921/921): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo3 foo_empty3 foo4 foo6 foo2 foo_empty2 foo_empty4 foo5 foo_empty5] vs [foo foo_empty foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo_empty2 foo4 foo5 foo6]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 322, NextOffset: 342
-    testutil.go:509: Offset: 221, NextOffset: 241
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 342, NextOffset: 482
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 637, NextOffset: 657
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 106 209 327 447 550 594 881]
     zstdchunked_test.go:59: got zstd streams (compressed size: 921):
@@ -213754,15 +214730,20 @@
     zstdchunked_test.go:104:   [7] at 594 in stargz (nextFrame: 873/921): -1, 275
     zstdchunked_test.go:104:   [8] at 873 in stargz (nextFrame: 921/921): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 241, NextOffset: 358
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 782, NextOffset: 802
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 638, NextOffset: 658
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 512, NextOffset: 627
+    testutil.go:509: Offset: 657, NextOffset: 772
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 764, NextOffset: 784
+    testutil.go:509: Offset: 929, NextOffset: 949
+    testutil.go:509: Offset: 784, NextOffset: 1314
+    testutil.go:509: Offset: 949, NextOffset: 1549
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty4 foo5 foo foo_empty] vs [foo foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo_empty2 foo4 foo6]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 187, NextOffset: 207
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 106 209 327 447 550 595 882]
     zstdchunked_test.go:59: got zstd streams (compressed size: 922):
@@ -213775,15 +214756,22 @@
     zstdchunked_test.go:104:   [6] at 587 in stargz (nextFrame: 595/922): 4, 283
     zstdchunked_test.go:104:   [7] at 595 in stargz (nextFrame: 874/922): -1, 275
     zstdchunked_test.go:104:   [8] at 874 in stargz (nextFrame: 922/922): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 84, NextOffset: 104
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 207, NextOffset: 323
+    testutil.go:509: Offset: 104, NextOffset: 220
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 480, NextOffset: 500
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 106 209 327 447 550 594 881]
     zstdchunked_test.go:59: got zstd streams (compressed size: 921):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 106/921): 102, 582
     zstdchunked_test.go:104:   [1] at 106 in stargz (nextFrame: 209/921): 99, 476
     zstdchunked_test.go:104:   [2] at 209 in stargz (nextFrame: 327/921): 114, 373
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 802, NextOffset: 942
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     zstdchunked_test.go:104:   [3] at 327 in stargz (nextFrame: 447/921): 116, 255
     zstdchunked_test.go:104:   [4] at 447 in stargz (nextFrame: 550/921): 99, 135
     zstdchunked_test.go:104:   [5] at 550 in stargz (nextFrame: 586/921): 40, 32
@@ -213791,11 +214779,32 @@
     zstdchunked_test.go:104:   [7] at 594 in stargz (nextFrame: 873/921): -1, 275
     zstdchunked_test.go:104:   [8] at 873 in stargz (nextFrame: 921/921): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 357, NextOffset: 377
+    testutil.go:509: Offset: 500, NextOffset: 637
+    testutil.go:509: Offset: 377, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 637, NextOffset: 657
+    testutil.go:509: Offset: 492, NextOffset: 512
+    testutil.go:509: Offset: 657, NextOffset: 772
+    testutil.go:509: Offset: 512, NextOffset: 627
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 929, NextOffset: 949
+    testutil.go:509: Offset: 764, NextOffset: 784
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 106 209 327 447 550 595 882]
     zstdchunked_test.go:59: got zstd streams (compressed size: 922):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 949, NextOffset: 1549
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 106/922): 102, 583
     zstdchunked_test.go:104:   [1] at 106 in stargz (nextFrame: 209/922): 99, 477
     zstdchunked_test.go:104:   [2] at 209 in stargz (nextFrame: 327/922): 114, 374
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 784, NextOffset: 1314
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     zstdchunked_test.go:104:   [3] at 327 in stargz (nextFrame: 447/922): 116, 256
     zstdchunked_test.go:104:   [4] at 447 in stargz (nextFrame: 550/922): 99, 136
     zstdchunked_test.go:104:   [5] at 550 in stargz (nextFrame: 587/922): 41, 33
@@ -213803,16 +214812,18 @@
     zstdchunked_test.go:104:   [7] at 595 in stargz (nextFrame: 874/922): -1, 275
     zstdchunked_test.go:104:   [8] at 874 in stargz (nextFrame: 922/922): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 658, NextOffset: 778
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 203
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 203, NextOffset: 322
-    testutil.go:509: Offset: 102, NextOffset: 221
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 323, NextOffset: 343
+    testutil.go:509: Offset: 220, NextOffset: 240
+    testutil.go:509: Offset: 343, NextOffset: 480
+    testutil.go:509: Offset: 240, NextOffset: 357
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 772, NextOffset: 792
+    testutil.go:509: Offset: 627, NextOffset: 647
+    testutil.go:509: Offset: 792, NextOffset: 929
+    testutil.go:509: Offset: 647, NextOffset: 764
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 106 212 328 448 555 599 886]
     zstdchunked_test.go:59: got zstd streams (compressed size: 926):
@@ -213826,17 +214837,8 @@
     zstdchunked_test.go:104:   [7] at 599 in stargz (nextFrame: 878/926): -1, 275
     zstdchunked_test.go:104:   [8] at 878 in stargz (nextFrame: 926/926): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 482, NextOffset: 502
-    testutil.go:509: Offset: 358, NextOffset: 378
-    testutil.go:509: Offset: 502, NextOffset: 642
-    testutil.go:509: Offset: 378, NextOffset: 498
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 642, NextOffset: 662
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 106 212 328 448 555 600 887]
     zstdchunked_test.go:59: got zstd streams (compressed size: 927):
@@ -213849,16 +214851,7 @@
     zstdchunked_test.go:104:   [6] at 592 in stargz (nextFrame: 600/927): 4, 283
     zstdchunked_test.go:104:   [7] at 600 in stargz (nextFrame: 879/927): -1, 275
     zstdchunked_test.go:104:   [8] at 879 in stargz (nextFrame: 927/927): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 498, NextOffset: 518
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 662, NextOffset: 782
-    testutil.go:509: Offset: 518, NextOffset: 638
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 942, NextOffset: 962
-    testutil.go:509: Offset: 778, NextOffset: 798
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 107 208 323 444 544 588 873]
     zstdchunked_test.go:59: got zstd streams (compressed size: 913):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/913): 103, 576
@@ -213872,14 +214865,26 @@
     zstdchunked_test.go:104:   [8] at 865 in stargz (nextFrame: 913/913): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 962, NextOffset: 1560
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 798, NextOffset: 1314
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":82,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":221,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":358,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":378,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":638,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":658,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":778,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":798,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":342,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":482,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":642,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":662,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":942,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":962,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo6 foo3 foo_empty3 foo4 foo_empty5 foo foo_empty foo2 foo_empty2] vs [.no.prefetch.landmark foo2 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 183, NextOffset: 203
+    testutil.go:509: Offset: 102, NextOffset: 221
+    testutil.go:509: Offset: 203, NextOffset: 322
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 221, NextOffset: 241
+    testutil.go:509: Offset: 322, NextOffset: 342
+    testutil.go:509: Offset: 241, NextOffset: 358
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 107 208 323 444 544 589 874]
     zstdchunked_test.go:59: got zstd streams (compressed size: 914):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 342, NextOffset: 482
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/914): 103, 577
     zstdchunked_test.go:104:   [1] at 107 in stargz (nextFrame: 208/914): 97, 470
     zstdchunked_test.go:104:   [2] at 208 in stargz (nextFrame: 323/914): 111, 369
@@ -213890,18 +214895,21 @@
     zstdchunked_test.go:104:   [7] at 589 in stargz (nextFrame: 866/914): -1, 273
     zstdchunked_test.go:104:   [8] at 866 in stargz (nextFrame: 914/914): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":360,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":380,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":188,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":325,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":483,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":503,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":661,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":779,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":937,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":957,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty3] vs [foo_empty5 foo3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3]
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 779, NextOffset: 799
-    testutil.go:509: Offset: 656, NextOffset: 774
+    testutil.go:509: Offset: 638, NextOffset: 658
+    testutil.go:509: Offset: 782, NextOffset: 802
+    testutil.go:509: Offset: 658, NextOffset: 778
+    testutil.go:509: Offset: 802, NextOffset: 942
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 778, NextOffset: 798
+    testutil.go:509: Offset: 942, NextOffset: 962
+    testutil.go:509: Offset: 798, NextOffset: 1314
+    testutil.go:509: Offset: 962, NextOffset: 1560
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 107 208 323 444 544 588 873]
     zstdchunked_test.go:59: got zstd streams (compressed size: 913):
@@ -213914,17 +214922,22 @@
     zstdchunked_test.go:104:   [6] at 580 in stargz (nextFrame: 588/913): 4, 281
     zstdchunked_test.go:104:   [7] at 588 in stargz (nextFrame: 865/913): -1, 273
     zstdchunked_test.go:104:   [8] at 865 in stargz (nextFrame: 913/913): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 358, NextOffset: 378
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 799, NextOffset: 937
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 482, NextOffset: 502
+    testutil.go:509: Offset: 378, NextOffset: 498
+    testutil.go:509: Offset: 502, NextOffset: 642
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 498, NextOffset: 518
+    testutil.go:509: Offset: 642, NextOffset: 662
+    testutil.go:509: Offset: 518, NextOffset: 638
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 107 208 323 444 544 589 874]
     zstdchunked_test.go:59: got zstd streams (compressed size: 914):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 774, NextOffset: 794
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/914): 103, 577
     zstdchunked_test.go:104:   [1] at 107 in stargz (nextFrame: 208/914): 97, 470
     zstdchunked_test.go:104:   [2] at 208 in stargz (nextFrame: 323/914): 111, 369
@@ -213935,30 +214948,22 @@
     zstdchunked_test.go:104:   [7] at 589 in stargz (nextFrame: 866/914): -1, 273
     zstdchunked_test.go:104:   [8] at 866 in stargz (nextFrame: 914/914): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 937, NextOffset: 957
-    testutil.go:509: Offset: 794, NextOffset: 1317
-    testutil.go:509: Offset: 957, NextOffset: 1558
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 662, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 .no.prefetch.landmark foo2 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2 foo3] vs [foo_empty3 foo4 foo_empty5 foo foo_empty foo2 foo_empty2 foo_empty4 foo5 foo6 foo3]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 942, NextOffset: 962
+    testutil.go:509: Offset: 778, NextOffset: 798
+    testutil.go:509: Offset: 962, NextOffset: 1560
+    testutil.go:509: Offset: 798, NextOffset: 1314
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 188, NextOffset: 208
-    testutil.go:509: Offset: 105, NextOffset: 222
-    testutil.go:509: Offset: 208, NextOffset: 325
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 325, NextOffset: 345
-    testutil.go:509: Offset: 242, NextOffset: 360
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 345, NextOffset: 483
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 360, NextOffset: 380
-    testutil.go:509: Offset: 483, NextOffset: 503
-    testutil.go:509: Offset: 380, NextOffset: 498
-    testutil.go:509: Offset: 503, NextOffset: 641
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 183, NextOffset: 203
+    testutil.go:509: Offset: 82, NextOffset: 102
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#02
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 106 215 331 453 562 606 891]
     zstdchunked_test.go:59: got zstd streams (compressed size: 931):
@@ -213966,35 +214971,28 @@
     zstdchunked_test.go:104:   [1] at 106 in stargz (nextFrame: 215/931): 105, 488
     zstdchunked_test.go:104:   [2] at 215 in stargz (nextFrame: 331/931): 112, 379
     zstdchunked_test.go:104:   [3] at 331 in stargz (nextFrame: 453/931): 118, 263
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 498, NextOffset: 518
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     zstdchunked_test.go:104:   [4] at 453 in stargz (nextFrame: 562/931): 105, 141
     zstdchunked_test.go:104:   [5] at 562 in stargz (nextFrame: 598/931): 40, 32
     zstdchunked_test.go:104:   [6] at 598 in stargz (nextFrame: 606/931): 4, 281
     zstdchunked_test.go:104:   [7] at 606 in stargz (nextFrame: 883/931): -1, 273
     zstdchunked_test.go:104:   [8] at 883 in stargz (nextFrame: 931/931): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 641, NextOffset: 661
-    testutil.go:509: Offset: 518, NextOffset: 636
-    testutil.go:509: Offset: 661, NextOffset: 779
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty5 foo3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark] vs [foo_empty foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 188, NextOffset: 208
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 208, NextOffset: 325
-    testutil.go:509: Offset: 105, NextOffset: 222
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 203, NextOffset: 322
+    testutil.go:509: Offset: 102, NextOffset: 221
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 325, NextOffset: 345
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 345, NextOffset: 483
-    testutil.go:509: Offset: 242, NextOffset: 360
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 482, NextOffset: 502
+    testutil.go:509: Offset: 358, NextOffset: 378
+    testutil.go:509: Offset: 502, NextOffset: 642
+    testutil.go:509: Offset: 378, NextOffset: 498
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 782, NextOffset: 802
+    testutil.go:509: Offset: 638, NextOffset: 658
+    testutil.go:509: Offset: 802, NextOffset: 942
+    testutil.go:509: Offset: 658, NextOffset: 778
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 106 215 331 453 562 607 892]
     zstdchunked_test.go:59: got zstd streams (compressed size: 932):
@@ -214007,31 +215005,27 @@
     zstdchunked_test.go:104:   [6] at 599 in stargz (nextFrame: 607/932): 4, 281
     zstdchunked_test.go:104:   [7] at 607 in stargz (nextFrame: 884/932): -1, 273
     zstdchunked_test.go:104:   [8] at 884 in stargz (nextFrame: 932/932): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 322, NextOffset: 342
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 483, NextOffset: 503
-    testutil.go:509: Offset: 360, NextOffset: 380
-    testutil.go:509: Offset: 503, NextOffset: 641
-    testutil.go:509: Offset: 380, NextOffset: 498
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 221, NextOffset: 241
+    testutil.go:509: Offset: 342, NextOffset: 482
+    testutil.go:509: Offset: 241, NextOffset: 358
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 641, NextOffset: 661
+    testutil.go:509: Offset: 642, NextOffset: 662
     testutil.go:509: Offset: 498, NextOffset: 518
-    testutil.go:509: Offset: 661, NextOffset: 779
+    testutil.go:509: Offset: 662, NextOffset: 782
+    testutil.go:509: Offset: 518, NextOffset: 638
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#02
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 108 212 330 455 558 602 891]
     zstdchunked_test.go:59: got zstd streams (compressed size: 931):
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 108/931): 104, 590
     zstdchunked_test.go:104:   [1] at 108 in stargz (nextFrame: 212/931): 100, 482
     zstdchunked_test.go:104:   [2] at 212 in stargz (nextFrame: 330/931): 114, 378
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 518, NextOffset: 636
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
     zstdchunked_test.go:104:   [3] at 330 in stargz (nextFrame: 455/931): 121, 260
     zstdchunked_test.go:104:   [4] at 455 in stargz (nextFrame: 558/931): 99, 135
     zstdchunked_test.go:104:   [5] at 558 in stargz (nextFrame: 594/931): 40, 32
@@ -214039,18 +215033,7 @@
     zstdchunked_test.go:104:   [7] at 602 in stargz (nextFrame: 883/931): -1, 277
     zstdchunked_test.go:104:   [8] at 883 in stargz (nextFrame: 931/931): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 779, NextOffset: 799
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 799, NextOffset: 937
-    testutil.go:509: Offset: 656, NextOffset: 774
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 937, NextOffset: 957
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 108 212 330 455 558 603 892]
     zstdchunked_test.go:59: got zstd streams (compressed size: 932):
@@ -214064,20 +215047,19 @@
     zstdchunked_test.go:104:   [7] at 603 in stargz (nextFrame: 884/932): -1, 277
     zstdchunked_test.go:104:   [8] at 884 in stargz (nextFrame: 932/932): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 774, NextOffset: 794
-    testutil.go:509: Offset: 957, NextOffset: 1558
-    testutil.go:509: Offset: 794, NextOffset: 1317
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":216,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":236,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":355,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":375,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":494,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":633,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":653,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":792,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":338,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":477,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":497,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":795,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":934,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":954,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":360,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":380,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":188,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":325,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":483,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":503,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":661,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":779,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":937,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":957,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo5 foo foo_empty foo2 foo_empty2 foo4 foo_empty5 foo6 foo3] vs [foo_empty foo2 foo6 .no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 772, NextOffset: 792
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo foo3 foo4 foo6 foo_empty foo2] vs [foo4 .no.prefetch.landmark foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 360, NextOffset: 380
+    testutil.go:509: Offset: 483, NextOffset: 503
+    testutil.go:509: Offset: 380, NextOffset: 498
+    testutil.go:509: Offset: 503, NextOffset: 641
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 498, NextOffset: 518
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 108 212 330 455 558 602 891]
     zstdchunked_test.go:59: got zstd streams (compressed size: 931):
@@ -214090,46 +215072,41 @@
     zstdchunked_test.go:104:   [6] at 594 in stargz (nextFrame: 602/931): 4, 285
     zstdchunked_test.go:104:   [7] at 602 in stargz (nextFrame: 883/931): -1, 277
     zstdchunked_test.go:104:   [8] at 883 in stargz (nextFrame: 931/931): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 641, NextOffset: 661
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 934, NextOffset: 954
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 792, NextOffset: 1310
-    testutil.go:509: Offset: 954, NextOffset: 1554
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 355, NextOffset: 375
-    testutil.go:509: Offset: 477, NextOffset: 497
-    testutil.go:509: Offset: 375, NextOffset: 494
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 497, NextOffset: 636
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 518, NextOffset: 636
+    testutil.go:509: Offset: 661, NextOffset: 779
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 774, NextOffset: 794
+    testutil.go:509: Offset: 937, NextOffset: 957
+    testutil.go:509: Offset: 794, NextOffset: 1317
+    testutil.go:509: Offset: 957, NextOffset: 1558
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 325, NextOffset: 345
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 242, NextOffset: 360
+    testutil.go:509: Offset: 345, NextOffset: 483
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 633, NextOffset: 653
-    testutil.go:509: Offset: 775, NextOffset: 795
-    testutil.go:509: Offset: 653, NextOffset: 772
-    testutil.go:509: Offset: 795, NextOffset: 934
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 779, NextOffset: 799
+    testutil.go:509: Offset: 656, NextOffset: 774
+    testutil.go:509: Offset: 799, NextOffset: 937
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 101
-    testutil.go:509: Offset: 183, NextOffset: 203
-    testutil.go:509: Offset: 101, NextOffset: 216
-    testutil.go:509: Offset: 203, NextOffset: 318
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 216, NextOffset: 236
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 318, NextOffset: 338
-    testutil.go:509: Offset: 236, NextOffset: 355
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 188, NextOffset: 208
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 108 212 330 455 558 603 892]
     zstdchunked_test.go:59: got zstd streams (compressed size: 932):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 108/932): 104, 591
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 338, NextOffset: 477
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
     zstdchunked_test.go:104:   [1] at 108 in stargz (nextFrame: 212/932): 100, 483
     zstdchunked_test.go:104:   [2] at 212 in stargz (nextFrame: 330/932): 114, 379
     zstdchunked_test.go:104:   [3] at 330 in stargz (nextFrame: 455/932): 121, 261
@@ -214139,19 +215116,23 @@
     zstdchunked_test.go:104:   [7] at 603 in stargz (nextFrame: 884/932): -1, 277
     zstdchunked_test.go:104:   [8] at 884 in stargz (nextFrame: 932/932): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 494, NextOffset: 514
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 514, NextOffset: 633
-    testutil.go:509: Offset: 656, NextOffset: 775
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 105, NextOffset: 222
+    testutil.go:509: Offset: 208, NextOffset: 325
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo2 foo6 .no.prefetch.landmark foo_empty2 foo3] vs [foo_empty4 foo5 foo foo_empty foo2 foo_empty2 foo4 foo_empty5 foo6 foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 477, NextOffset: 497
-    testutil.go:509: Offset: 355, NextOffset: 375
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 .no.prefetch.landmark foo_empty4 foo5 foo_empty5 foo6 foo] vs [foo foo3 foo4 foo6 foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 937, NextOffset: 957
+    testutil.go:509: Offset: 774, NextOffset: 794
+    testutil.go:509: Offset: 957, NextOffset: 1558
+    testutil.go:509: Offset: 794, NextOffset: 1317
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 188, NextOffset: 208
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 208, NextOffset: 325
+    testutil.go:509: Offset: 105, NextOffset: 222
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 107 215 332 455 561 605 893]
     zstdchunked_test.go:59: got zstd streams (compressed size: 933):
@@ -214161,22 +215142,26 @@
     zstdchunked_test.go:104:   [3] at 332 in stargz (nextFrame: 455/933): 119, 261
     zstdchunked_test.go:104:   [4] at 455 in stargz (nextFrame: 561/933): 102, 138
     zstdchunked_test.go:104:   [5] at 561 in stargz (nextFrame: 597/933): 40, 32
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 497, NextOffset: 636
-=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
     zstdchunked_test.go:104:   [6] at 597 in stargz (nextFrame: 605/933): 4, 284
     zstdchunked_test.go:104:   [7] at 605 in stargz (nextFrame: 885/933): -1, 276
     zstdchunked_test.go:104:   [8] at 885 in stargz (nextFrame: 933/933): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 375, NextOffset: 494
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 636, NextOffset: 656
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 494, NextOffset: 514
-    testutil.go:509: Offset: 656, NextOffset: 775
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 325, NextOffset: 345
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 345, NextOffset: 483
+    testutil.go:509: Offset: 242, NextOffset: 360
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 483, NextOffset: 503
+    testutil.go:509: Offset: 360, NextOffset: 380
+    testutil.go:509: Offset: 503, NextOffset: 641
+    testutil.go:509: Offset: 380, NextOffset: 498
 === NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 107 215 332 455 561 606 894]
     zstdchunked_test.go:59: got zstd streams (compressed size: 934):
@@ -214187,14 +215172,29 @@
     zstdchunked_test.go:104:   [4] at 455 in stargz (nextFrame: 561/934): 102, 139
     zstdchunked_test.go:104:   [5] at 561 in stargz (nextFrame: 598/934): 41, 33
     zstdchunked_test.go:104:   [6] at 598 in stargz (nextFrame: 606/934): 4, 284
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 641, NextOffset: 661
+=== NAME  TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
     zstdchunked_test.go:104:   [7] at 606 in stargz (nextFrame: 886/934): -1, 276
     zstdchunked_test.go:104:   [8] at 886 in stargz (nextFrame: 934/934): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 514, NextOffset: 633
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 498, NextOffset: 518
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 661, NextOffset: 779
+    testutil.go:509: Offset: 518, NextOffset: 636
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 779, NextOffset: 799
+=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 133 178 424]
     zstdchunked_test.go:59: got zstd streams (compressed size: 464):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 636, NextOffset: 656
+=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 133/464): 129, 166
     zstdchunked_test.go:104:   [1] at 133 in stargz (nextFrame: 170/464): 41, 33
     zstdchunked_test.go:104:   [2] at 170 in stargz (nextFrame: 178/464): 4, 242
@@ -214205,8 +215205,11 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 799, NextOffset: 937
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 656, NextOffset: 774
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 133 178 424]
     zstdchunked_test.go:59: got zstd streams (compressed size: 464):
@@ -214220,13 +215223,10 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 775, NextOffset: 795
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 633, NextOffset: 653
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 131 176 422]
     zstdchunked_test.go:59: got zstd streams (compressed size: 462):
@@ -214239,21 +215239,10 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 795, NextOffset: 934
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 653, NextOffset: 772
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 203
-    testutil.go:509: Offset: 81, NextOffset: 101
-=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 134 179 430]
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 203, NextOffset: 318
-=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
     zstdchunked_test.go:59: got zstd streams (compressed size: 470):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 134/470): 130, 167
     zstdchunked_test.go:104:   [1] at 134 in stargz (nextFrame: 171/470): 41, 33
@@ -214264,19 +215253,8 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 101, NextOffset: 216
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 318, NextOffset: 338
-    testutil.go:509: Offset: 216, NextOffset: 236
-    testutil.go:509: Offset: 338, NextOffset: 477
-    testutil.go:509: Offset: 236, NextOffset: 355
-=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 134 179 430]
     zstdchunked_test.go:59: got zstd streams (compressed size: 470):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 134/470): 130, 167
@@ -214288,12 +215266,7 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 934, NextOffset: 954
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#02
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 133 178 428]
     zstdchunked_test.go:59: got zstd streams (compressed size: 468):
@@ -214304,16 +215277,22 @@
     zstdchunked_test.go:104:   [4] at 420 in stargz (nextFrame: 468/468): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 772, NextOffset: 792
-=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":133,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 954, NextOffset: 1554
-    testutil.go:509: Offset: 792, NextOffset: 1310
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":216,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":236,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":355,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":375,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":494,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":633,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":653,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":792,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":338,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":477,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":497,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":795,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":934,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":954,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo5 foo foo4 foo_empty4 foo_empty5 foo6] vs [foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo2 foo3]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 633, NextOffset: 653
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 775, NextOffset: 795
+    testutil.go:509: Offset: 653, NextOffset: 772
+=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 134 179 433]
     zstdchunked_test.go:59: got zstd streams (compressed size: 473):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 134/473): 130, 167
@@ -214325,12 +215304,26 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 795, NextOffset: 934
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 101
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 183, NextOffset: 203
+    testutil.go:509: Offset: 101, NextOffset: 216
+    testutil.go:509: Offset: 203, NextOffset: 318
+=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 134 179 433]
     zstdchunked_test.go:59: got zstd streams (compressed size: 473):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 134/473): 130, 167
     zstdchunked_test.go:104:   [1] at 134 in stargz (nextFrame: 171/473): 41, 33
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 494, NextOffset: 514
+=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
     zstdchunked_test.go:104:   [2] at 171 in stargz (nextFrame: 179/473): 4, 250
     zstdchunked_test.go:104:   [3] at 179 in stargz (nextFrame: 425/473): -1, 242
     zstdchunked_test.go:104:   [4] at 425 in stargz (nextFrame: 473/473): -1, -1
@@ -214338,10 +215331,25 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":134,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 636, NextOffset: 656
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 514, NextOffset: 633
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 656, NextOffset: 775
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 772, NextOffset: 792
+    testutil.go:509: Offset: 934, NextOffset: 954
+    testutil.go:509: Offset: 792, NextOffset: 1310
+    testutil.go:509: Offset: 954, NextOffset: 1554
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 216, NextOffset: 236
+    testutil.go:509: Offset: 318, NextOffset: 338
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 131 176 429]
     zstdchunked_test.go:59: got zstd streams (compressed size: 469):
@@ -214355,7 +215363,20 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 236, NextOffset: 355
+    testutil.go:509: Offset: 338, NextOffset: 477
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 355, NextOffset: 375
+    testutil.go:509: Offset: 477, NextOffset: 497
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 375, NextOffset: 494
+    testutil.go:509: Offset: 497, NextOffset: 636
+=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 135 180 429]
     zstdchunked_test.go:59: got zstd streams (compressed size: 469):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 135/469): 131, 168
@@ -214367,8 +215388,20 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo2 foo3 foo_empty3 foo4] vs [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo5 foo foo4 foo_empty4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 318, NextOffset: 338
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 216, NextOffset: 236
+    testutil.go:509: Offset: 338, NextOffset: 477
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 236, NextOffset: 355
+=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 135 180 429]
     zstdchunked_test.go:59: got zstd streams (compressed size: 469):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 135/469): 131, 168
@@ -214381,7 +215414,20 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":135,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 477, NextOffset: 497
+    testutil.go:509: Offset: 355, NextOffset: 375
+    testutil.go:509: Offset: 497, NextOffset: 636
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 375, NextOffset: 494
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 494, NextOffset: 514
+=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 132 177 426]
     zstdchunked_test.go:59: got zstd streams (compressed size: 466):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 132/466): 128, 165
@@ -214395,6 +215441,9 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 656, NextOffset: 775
+=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 131 176 416]
     zstdchunked_test.go:59: got zstd streams (compressed size: 456):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 131/456): 127, 164
@@ -214407,24 +215456,13 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":240,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":357,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":377,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":627,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":764,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":784,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":480,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":637,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":657,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":792,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":929,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":949,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo2 foo3 foo4] vs [.no.prefetch.landmark foo foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo_empty foo2 foo_empty3 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 514, NextOffset: 633
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 220, NextOffset: 240
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#02
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 775, NextOffset: 795
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 323, NextOffset: 343
-    testutil.go:509: Offset: 240, NextOffset: 357
-    testutil.go:509: Offset: 343, NextOffset: 480
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 131 176 416]
     zstdchunked_test.go:59: got zstd streams (compressed size: 456):
@@ -214437,16 +215475,24 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 357, NextOffset: 377
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 633, NextOffset: 653
+    testutil.go:509: Offset: 795, NextOffset: 934
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 480, NextOffset: 500
-    testutil.go:509: Offset: 377, NextOffset: 492
-    testutil.go:509: Offset: 500, NextOffset: 637
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 653, NextOffset: 772
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 934, NextOffset: 954
+    testutil.go:509: Offset: 772, NextOffset: 792
+    testutil.go:509: Offset: 954, NextOffset: 1554
+    testutil.go:509: Offset: 792, NextOffset: 1310
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 203
+    testutil.go:509: Offset: 81, NextOffset: 101
+    testutil.go:509: Offset: 203, NextOffset: 318
+    testutil.go:509: Offset: 101, NextOffset: 216
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 129 174 414]
     zstdchunked_test.go:59: got zstd streams (compressed size: 454):
@@ -214459,20 +215505,13 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":129,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 492, NextOffset: 512
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 637, NextOffset: 657
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 512, NextOffset: 627
-    testutil.go:509: Offset: 657, NextOffset: 772
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 627, NextOffset: 647
-    testutil.go:509: Offset: 772, NextOffset: 792
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#02
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 130 175 416]
     zstdchunked_test.go:59: got zstd streams (compressed size: 456):
@@ -214486,27 +215525,12 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":130,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 647, NextOffset: 764
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 792, NextOffset: 929
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 764, NextOffset: 784
-    testutil.go:509: Offset: 929, NextOffset: 949
-    testutil.go:509: Offset: 784, NextOffset: 1314
-    testutil.go:509: Offset: 949, NextOffset: 1549
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 104, NextOffset: 220
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 130 175 416]
     zstdchunked_test.go:59: got zstd streams (compressed size: 456):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 130/456): 126, 163
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 207, NextOffset: 323
-=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
     zstdchunked_test.go:104:   [1] at 130 in stargz (nextFrame: 167/456): 41, 33
     zstdchunked_test.go:104:   [2] at 167 in stargz (nextFrame: 175/456): 4, 237
     zstdchunked_test.go:104:   [3] at 175 in stargz (nextFrame: 408/456): -1, 229
@@ -214515,22 +215539,19 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":130,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo_empty5 foo_empty foo2 foo_empty3 foo6 .no.prefetch.landmark foo foo_empty2 foo3] vs [foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo2 foo3 foo4 foo5 foo6]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 772, NextOffset: 792
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 627, NextOffset: 647
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 792, NextOffset: 929
-    testutil.go:509: Offset: 647, NextOffset: 764
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":240,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":357,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":377,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":627,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":764,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":784,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":480,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":637,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":657,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":792,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":929,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":949,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo_empty3 foo_empty4 foo5 foo6 foo2 foo_empty2 foo4 foo_empty5] vs [foo_empty2 foo3 foo_empty4 foo6 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo2]
     testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 220, NextOffset: 240
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 323, NextOffset: 343
+    testutil.go:509: Offset: 240, NextOffset: 357
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 131 176 418]
     zstdchunked_test.go:59: got zstd streams (compressed size: 458):
@@ -214543,14 +215564,14 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":131,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 343, NextOffset: 480
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 220, NextOffset: 240
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#02
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 492, NextOffset: 512
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 343, NextOffset: 480
-=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 130 175 415]
     zstdchunked_test.go:59: got zstd streams (compressed size: 455):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 130/455): 126, 163
@@ -214564,25 +215585,23 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":130,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 240, NextOffset: 357
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 929, NextOffset: 949
+    testutil.go:509: Offset: 637, NextOffset: 657
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 764, NextOffset: 784
-    testutil.go:509: Offset: 949, NextOffset: 1549
-    testutil.go:509: Offset: 784, NextOffset: 1314
+    testutil.go:509: Offset: 512, NextOffset: 627
+    testutil.go:509: Offset: 657, NextOffset: 772
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 187, NextOffset: 207
     testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 207, NextOffset: 323
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02
+    testutil.go:509: Offset: 187, NextOffset: 207
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 130 175 415]
     zstdchunked_test.go:59: got zstd streams (compressed size: 455):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 130/455): 126, 163
     zstdchunked_test.go:104:   [1] at 130 in stargz (nextFrame: 167/455): 41, 33
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 104, NextOffset: 220
+=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
     zstdchunked_test.go:104:   [2] at 167 in stargz (nextFrame: 175/455): 4, 236
     zstdchunked_test.go:104:   [3] at 175 in stargz (nextFrame: 407/455): -1, 228
     zstdchunked_test.go:104:   [4] at 407 in stargz (nextFrame: 455/455): -1, -1
@@ -214592,31 +215611,52 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":130,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 104, NextOffset: 220
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 480, NextOffset: 500
+    testutil.go:509: Offset: 207, NextOffset: 323
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 357, NextOffset: 377
-    testutil.go:509: Offset: 500, NextOffset: 637
+    testutil.go:509: Offset: 480, NextOffset: 500
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 377, NextOffset: 492
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 129 174 415]
     zstdchunked_test.go:59: got zstd streams (compressed size: 455):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 129/455): 125, 162
     zstdchunked_test.go:104:   [1] at 129 in stargz (nextFrame: 166/455): 41, 33
-    zstdchunked_test.go:104:   [2] at 166 in stargz (nextFrame: 174/455): 4, 237
-    zstdchunked_test.go:104:   [3] at 174 in stargz (nextFrame: 407/455): -1, 229
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 377, NextOffset: 492
+    testutil.go:509: Offset: 500, NextOffset: 637
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [2] at 166 in stargz (nextFrame: 174/455): 4, 237
+    zstdchunked_test.go:104:   [3] at 174 in stargz (nextFrame: 407/455): -1, 229
     zstdchunked_test.go:104:   [4] at 407 in stargz (nextFrame: 455/455): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":129,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 627, NextOffset: 647
+    testutil.go:509: Offset: 772, NextOffset: 792
+    testutil.go:509: Offset: 647, NextOffset: 764
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 792, NextOffset: 929
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 764, NextOffset: 784
+    testutil.go:509: Offset: 929, NextOffset: 949
+    testutil.go:509: Offset: 784, NextOffset: 1314
+    testutil.go:509: Offset: 949, NextOffset: 1549
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty4 foo6 foo_empty3 foo4 foo5 foo_empty5] vs [foo foo_empty foo3 foo_empty3 foo_empty4 foo5 foo6 foo2 foo_empty2 foo4 foo_empty5]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 132 177 419]
     zstdchunked_test.go:59: got zstd streams (compressed size: 459):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 132/459): 128, 165
@@ -214628,24 +215668,32 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 323, NextOffset: 343
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 637, NextOffset: 657
+    testutil.go:509: Offset: 220, NextOffset: 240
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 492, NextOffset: 512
-    testutil.go:509: Offset: 657, NextOffset: 772
-    testutil.go:509: Offset: 512, NextOffset: 627
+    testutil.go:509: Offset: 343, NextOffset: 480
+    testutil.go:509: Offset: 240, NextOffset: 357
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 480, NextOffset: 500
+    testutil.go:509: Offset: 357, NextOffset: 377
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 500, NextOffset: 637
+    testutil.go:509: Offset: 377, NextOffset: 492
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 929, NextOffset: 949
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 132 177 419]
     zstdchunked_test.go:59: got zstd streams (compressed size: 459):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 132/459): 128, 165
     zstdchunked_test.go:104:   [1] at 132 in stargz (nextFrame: 169/459): 41, 33
     zstdchunked_test.go:104:   [2] at 169 in stargz (nextFrame: 177/459): 4, 238
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
     zstdchunked_test.go:104:   [3] at 177 in stargz (nextFrame: 411/459): -1, 230
     zstdchunked_test.go:104:   [4] at 411 in stargz (nextFrame: 459/459): -1, -1
     testutil.go:1638: got TOC entries:
@@ -214654,7 +215702,8 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 764, NextOffset: 784
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 132 177 419]
     zstdchunked_test.go:59: got zstd streams (compressed size: 459):
@@ -214668,22 +215717,36 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":132,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 949, NextOffset: 1549
+    testutil.go:509: Offset: 784, NextOffset: 1314
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 637, NextOffset: 657
+    testutil.go:509: Offset: 492, NextOffset: 512
+    testutil.go:509: Offset: 657, NextOffset: 772
+    testutil.go:509: Offset: 512, NextOffset: 627
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":82,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":221,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":358,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":378,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":638,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":658,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":778,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":798,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":342,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":482,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":642,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":662,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":942,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":962,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo_empty3 foo5 foo_empty5 foo6 foo_empty foo2 foo3 foo4 foo_empty4] vs [foo2 foo_empty3 foo4 foo_empty foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 778, NextOffset: 798
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 772, NextOffset: 792
+    testutil.go:509: Offset: 627, NextOffset: 647
+    testutil.go:509: Offset: 792, NextOffset: 929
+    testutil.go:509: Offset: 647, NextOffset: 764
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 207, NextOffset: 323
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 104, NextOffset: 220
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 125 170 410]
     zstdchunked_test.go:59: got zstd streams (compressed size: 450):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 125/450): 121, 158
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 942, NextOffset: 962
-=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
     zstdchunked_test.go:104:   [1] at 125 in stargz (nextFrame: 162/450): 41, 33
     zstdchunked_test.go:104:   [2] at 162 in stargz (nextFrame: 170/450): 4, 236
     zstdchunked_test.go:104:   [3] at 170 in stargz (nextFrame: 402/450): -1, 228
@@ -214693,21 +215756,9 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":125,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 798, NextOffset: 1314
-    testutil.go:509: Offset: 962, NextOffset: 1560
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 221, NextOffset: 241
-    testutil.go:509: Offset: 322, NextOffset: 342
-    testutil.go:509: Offset: 241, NextOffset: 358
-    testutil.go:509: Offset: 342, NextOffset: 482
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 358, NextOffset: 378
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 482, NextOffset: 502
-    testutil.go:509: Offset: 378, NextOffset: 498
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 125 170 410]
     zstdchunked_test.go:59: got zstd streams (compressed size: 450):
@@ -214721,18 +215772,23 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":125,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 502, NextOffset: 642
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#02
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 498, NextOffset: 518
-    testutil.go:509: Offset: 642, NextOffset: 662
-    testutil.go:509: Offset: 518, NextOffset: 638
-    testutil.go:509: Offset: 662, NextOffset: 782
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":82,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":221,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":358,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":378,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":638,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":658,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":778,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":798,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":342,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":482,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":642,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":662,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":942,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":962,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2] vs [foo6 foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 .no.prefetch.landmark foo foo_empty2 foo4 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 221, NextOffset: 241
+    testutil.go:509: Offset: 322, NextOffset: 342
+    testutil.go:509: Offset: 241, NextOffset: 358
+    testutil.go:509: Offset: 342, NextOffset: 482
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 183, NextOffset: 203
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 124 169 409]
     zstdchunked_test.go:59: got zstd streams (compressed size: 449):
@@ -214745,19 +215801,17 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":124,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 82, NextOffset: 102
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 183, NextOffset: 203
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 102, NextOffset: 221
     testutil.go:509: Offset: 203, NextOffset: 322
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 638, NextOffset: 658
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 358, NextOffset: 378
+    testutil.go:509: Offset: 482, NextOffset: 502
+    testutil.go:509: Offset: 378, NextOffset: 498
+    testutil.go:509: Offset: 502, NextOffset: 642
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 125 170 412]
     zstdchunked_test.go:59: got zstd streams (compressed size: 452):
@@ -214771,25 +215825,20 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":125,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 782, NextOffset: 802
-    testutil.go:509: Offset: 658, NextOffset: 778
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 802, NextOffset: 942
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty3 foo4 foo_empty foo_empty2 foo3] vs [foo_empty5 foo6 foo_empty foo2 foo3 foo4 foo_empty4 foo foo_empty2 foo_empty3 foo5]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 942, NextOffset: 962
-    testutil.go:509: Offset: 778, NextOffset: 798
-    testutil.go:509: Offset: 962, NextOffset: 1560
-    testutil.go:509: Offset: 798, NextOffset: 1314
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 203
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 203, NextOffset: 322
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 498, NextOffset: 518
+    testutil.go:509: Offset: 642, NextOffset: 662
+    testutil.go:509: Offset: 518, NextOffset: 638
+    testutil.go:509: Offset: 662, NextOffset: 782
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 638, NextOffset: 658
+    testutil.go:509: Offset: 782, NextOffset: 802
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 125 170 412]
     zstdchunked_test.go:59: got zstd streams (compressed size: 452):
@@ -214804,14 +215853,22 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":125,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 102, NextOffset: 221
+    testutil.go:509: Offset: 658, NextOffset: 778
+    testutil.go:509: Offset: 802, NextOffset: 942
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 778, NextOffset: 798
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 322, NextOffset: 342
-    testutil.go:509: Offset: 221, NextOffset: 241
-    testutil.go:509: Offset: 342, NextOffset: 482
-    testutil.go:509: Offset: 241, NextOffset: 358
+    testutil.go:509: Offset: 942, NextOffset: 962
+    testutil.go:509: Offset: 798, NextOffset: 1314
+    testutil.go:509: Offset: 962, NextOffset: 1560
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 foo_empty foo2 foo3 foo_empty3 foo_empty4 foo5 .no.prefetch.landmark foo foo_empty2 foo4 foo_empty5] vs [foo_empty5 foo6 foo_empty foo2 foo_empty2 foo foo3 foo_empty3 foo4 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 203
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 203, NextOffset: 322
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 125 170 412]
     zstdchunked_test.go:59: got zstd streams (compressed size: 452):
@@ -214824,33 +215881,11 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":125,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 642, NextOffset: 662
-    testutil.go:509: Offset: 498, NextOffset: 518
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#02
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 662, NextOffset: 782
-    testutil.go:509: Offset: 518, NextOffset: 638
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 482, NextOffset: 502
-    testutil.go:509: Offset: 358, NextOffset: 378
-    testutil.go:509: Offset: 502, NextOffset: 642
-    testutil.go:509: Offset: 378, NextOffset: 498
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 782, NextOffset: 802
-    testutil.go:509: Offset: 638, NextOffset: 658
-    testutil.go:509: Offset: 802, NextOffset: 942
-    testutil.go:509: Offset: 658, NextOffset: 778
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 102, NextOffset: 221
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 126 171 412]
     zstdchunked_test.go:59: got zstd streams (compressed size: 452):
@@ -214865,25 +215900,11 @@
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":126,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":360,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":380,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":188,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":325,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":483,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":503,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":661,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":779,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":937,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":957,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo_empty3 foo5 foo6 foo_empty foo3 foo4 foo_empty4 foo_empty5] vs [foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty4 foo6 foo foo_empty foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 779, NextOffset: 799
-    testutil.go:509: Offset: 656, NextOffset: 774
-    testutil.go:509: Offset: 799, NextOffset: 937
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 774, NextOffset: 794
-    testutil.go:509: Offset: 937, NextOffset: 957
-    testutil.go:509: Offset: 794, NextOffset: 1317
-    testutil.go:509: Offset: 957, NextOffset: 1558
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 360, NextOffset: 380
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 642, NextOffset: 662
+    testutil.go:509: Offset: 498, NextOffset: 518
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 126 171 412]
     zstdchunked_test.go:59: got zstd streams (compressed size: 452):
@@ -214897,18 +215918,24 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":126,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 483, NextOffset: 503
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 662, NextOffset: 782
+    testutil.go:509: Offset: 518, NextOffset: 638
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 942, NextOffset: 962
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#02
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 380, NextOffset: 498
-    testutil.go:509: Offset: 503, NextOffset: 641
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 498, NextOffset: 518
-    testutil.go:509: Offset: 641, NextOffset: 661
-    testutil.go:509: Offset: 518, NextOffset: 636
-    testutil.go:509: Offset: 661, NextOffset: 779
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 778, NextOffset: 798
+    testutil.go:509: Offset: 962, NextOffset: 1560
+    testutil.go:509: Offset: 798, NextOffset: 1314
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 322, NextOffset: 342
+    testutil.go:509: Offset: 221, NextOffset: 241
+    testutil.go:509: Offset: 342, NextOffset: 482
+    testutil.go:509: Offset: 241, NextOffset: 358
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 126 171 412]
     zstdchunked_test.go:59: got zstd streams (compressed size: 452):
@@ -214918,50 +215945,28 @@
     zstdchunked_test.go:104:   [3] at 171 in stargz (nextFrame: 404/452): -1, 229
     zstdchunked_test.go:104:   [4] at 404 in stargz (nextFrame: 452/452): -1, -1
     testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 85, NextOffset: 105
-=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":126,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 188, NextOffset: 208
-    testutil.go:509: Offset: 105, NextOffset: 222
-    testutil.go:509: Offset: 208, NextOffset: 325
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 325, NextOffset: 345
-    testutil.go:509: Offset: 242, NextOffset: 360
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 345, NextOffset: 483
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty4 foo6 foo] vs [foo_empty2 foo_empty3 foo5 foo6 foo_empty foo3 foo4 foo_empty4 foo_empty5 foo foo2]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 325, NextOffset: 345
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 345, NextOffset: 483
-    testutil.go:509: Offset: 242, NextOffset: 360
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 483, NextOffset: 503
+    testutil.go:509: Offset: 482, NextOffset: 502
+    testutil.go:509: Offset: 358, NextOffset: 378
+    testutil.go:509: Offset: 502, NextOffset: 642
+    testutil.go:509: Offset: 378, NextOffset: 498
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 782, NextOffset: 802
+    testutil.go:509: Offset: 638, NextOffset: 658
+    testutil.go:509: Offset: 802, NextOffset: 942
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 658, NextOffset: 778
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 128 173 416]
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 360, NextOffset: 380
-=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
     zstdchunked_test.go:59: got zstd streams (compressed size: 456):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 128/456): 124, 161
     zstdchunked_test.go:104:   [1] at 128 in stargz (nextFrame: 165/456): 41, 33
@@ -214973,27 +215978,8 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":128,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 503, NextOffset: 641
-    testutil.go:509: Offset: 380, NextOffset: 498
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 937, NextOffset: 957
-    testutil.go:509: Offset: 774, NextOffset: 794
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 957, NextOffset: 1558
-    testutil.go:509: Offset: 794, NextOffset: 1317
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 188, NextOffset: 208
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 208, NextOffset: 325
-    testutil.go:509: Offset: 105, NextOffset: 222
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 641, NextOffset: 661
-=== NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 128 173 416]
     zstdchunked_test.go:59: got zstd streams (compressed size: 456):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 128/456): 124, 161
@@ -215006,20 +215992,34 @@
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":128,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 498, NextOffset: 518
 === RUN   TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 661, NextOffset: 779
-    testutil.go:509: Offset: 518, NextOffset: 636
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":360,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":380,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":188,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":325,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":483,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":503,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":661,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":779,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":937,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":957,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo2 foo_empty2 foo_empty3 foo4 foo6 foo foo_empty foo3 foo_empty4] vs [foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 .no.prefetch.landmark foo foo2 foo4 foo5 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 779, NextOffset: 799
     testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 799, NextOffset: 937
+    testutil.go:509: Offset: 779, NextOffset: 799
     testutil.go:509: Offset: 656, NextOffset: 774
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#02
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 799, NextOffset: 937
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 325, NextOffset: 345
+    testutil.go:509: Offset: 242, NextOffset: 360
+    testutil.go:509: Offset: 345, NextOffset: 483
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 498, NextOffset: 518
+    testutil.go:509: Offset: 641, NextOffset: 661
+    testutil.go:509: Offset: 518, NextOffset: 636
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 661, NextOffset: 779
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 774, NextOffset: 794
 === NAME  TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 127 172 415]
     zstdchunked_test.go:59: got zstd streams (compressed size: 455):
@@ -215032,393 +216032,421 @@
     testutil.go:1641:   [0]: {"name":"bar","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [1]: {"name":"foo","type":"dir","mode":493,"uid":50,"gid":100}
     testutil.go:1641:   [2]: {"name":"foo/bar.txt","type":"reg","size":13,"mode":420,"uid":50,"gid":100,"offset":127,"digest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf","chunkSize":13,"chunkDigest":"sha256:729f6325279004939aefac7dd2e69bb35659b2d38724cc28fbfe1fb104f51bdf"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 937, NextOffset: 957
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 119 231 505]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 545):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 119/545): 115, 219
-    zstdchunked_test.go:104:   [1] at 119 in stargz (nextFrame: 223/545): 108, 100
-    zstdchunked_test.go:104:   [2] at 223 in stargz (nextFrame: 231/545): 4, 270
-    zstdchunked_test.go:104:   [3] at 231 in stargz (nextFrame: 497/545): -1, 262
-    zstdchunked_test.go:104:   [4] at 497 in stargz (nextFrame: 545/545): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 794, NextOffset: 1317
+    testutil.go:509: Offset: 957, NextOffset: 1558
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:509: Offset: 105, NextOffset: 222
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 119 233 506]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 546):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 119/546): 115, 221
+    zstdchunked_test.go:104:   [1] at 119 in stargz (nextFrame: 225/546): 110, 102
+    zstdchunked_test.go:104:   [2] at 225 in stargz (nextFrame: 233/546): 4, 269
+    zstdchunked_test.go:104:   [3] at 233 in stargz (nextFrame: 498/546): -1, 261
+    zstdchunked_test.go:104:   [4] at 498 in stargz (nextFrame: 546/546): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 119 231 505]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 545):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 119/545): 115, 219
-    zstdchunked_test.go:104:   [1] at 119 in stargz (nextFrame: 223/545): 108, 100
-    zstdchunked_test.go:104:   [2] at 223 in stargz (nextFrame: 231/545): 4, 270
-    zstdchunked_test.go:104:   [3] at 231 in stargz (nextFrame: 497/545): -1, 262
-    zstdchunked_test.go:104:   [4] at 497 in stargz (nextFrame: 545/545): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 208, NextOffset: 325
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 119 233 506]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 546):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 119/546): 115, 221
+    zstdchunked_test.go:104:   [1] at 119 in stargz (nextFrame: 225/546): 110, 102
+    zstdchunked_test.go:104:   [2] at 225 in stargz (nextFrame: 233/546): 4, 269
+    zstdchunked_test.go:104:   [3] at 233 in stargz (nextFrame: 498/546): -1, 261
+    zstdchunked_test.go:104:   [4] at 498 in stargz (nextFrame: 546/546): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 360, NextOffset: 380
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 119 313 587]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 627):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 119/627): 115, 301
-    zstdchunked_test.go:104:   [1] at 119 in stargz (nextFrame: 305/627): 190, 182
-    zstdchunked_test.go:104:   [2] at 305 in stargz (nextFrame: 313/627): 4, 270
-    zstdchunked_test.go:104:   [3] at 313 in stargz (nextFrame: 579/627): -1, 262
-    zstdchunked_test.go:104:   [4] at 579 in stargz (nextFrame: 627/627): -1, -1
+    testutil.go:1580: testing streams: [0 0 119 311 584]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 624):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 119/624): 115, 299
+    zstdchunked_test.go:104:   [1] at 119 in stargz (nextFrame: 303/624): 188, 180
+    zstdchunked_test.go:104:   [2] at 303 in stargz (nextFrame: 311/624): 4, 269
+    zstdchunked_test.go:104:   [3] at 311 in stargz (nextFrame: 576/624): -1, 261
+    zstdchunked_test.go:104:   [4] at 576 in stargz (nextFrame: 624/624): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 483, NextOffset: 503
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 119 309 583]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 623):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 119/623): 115, 297
-    zstdchunked_test.go:104:   [1] at 119 in stargz (nextFrame: 301/623): 186, 178
-    zstdchunked_test.go:104:   [2] at 301 in stargz (nextFrame: 309/623): 4, 270
-    zstdchunked_test.go:104:   [3] at 309 in stargz (nextFrame: 575/623): -1, 262
-    zstdchunked_test.go:104:   [4] at 575 in stargz (nextFrame: 623/623): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 380, NextOffset: 498
+    testutil.go:509: Offset: 503, NextOffset: 641
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 119 307 580]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 620):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 119/620): 115, 295
+    zstdchunked_test.go:104:   [1] at 119 in stargz (nextFrame: 299/620): 184, 176
+    zstdchunked_test.go:104:   [2] at 299 in stargz (nextFrame: 307/620): 4, 269
+    zstdchunked_test.go:104:   [3] at 307 in stargz (nextFrame: 572/620): -1, 261
+    zstdchunked_test.go:104:   [4] at 572 in stargz (nextFrame: 620/620): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":82,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":219,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":239,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":357,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":377,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":633,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":653,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":771,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":791,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":320,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":478,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":498,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":932,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":952,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo_empty5 foo_empty foo2 foo3 foo4 foo_empty4 foo6 foo foo_empty2] vs [foo foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo_empty foo2 foo4 foo_empty4 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 .no.prefetch.landmark foo foo2] vs [foo_empty3 foo4 foo6 foo foo_empty foo3 foo_empty4 foo5 foo_empty5 foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 641, NextOffset: 661
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 498, NextOffset: 518
+    testutil.go:509: Offset: 661, NextOffset: 779
+    testutil.go:509: Offset: 518, NextOffset: 636
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 633, NextOffset: 653
+    testutil.go:509: Offset: 779, NextOffset: 799
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 118 231 505]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 545):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 118/545): 114, 219
-    zstdchunked_test.go:104:   [1] at 118 in stargz (nextFrame: 223/545): 109, 101
-    zstdchunked_test.go:104:   [2] at 223 in stargz (nextFrame: 231/545): 4, 270
-    zstdchunked_test.go:104:   [3] at 231 in stargz (nextFrame: 497/545): -1, 262
-    zstdchunked_test.go:104:   [4] at 497 in stargz (nextFrame: 545/545): -1, -1
+    testutil.go:1580: testing streams: [0 0 118 231 504]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 544):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 118/544): 114, 219
+    zstdchunked_test.go:104:   [1] at 118 in stargz (nextFrame: 223/544): 109, 101
+    zstdchunked_test.go:104:   [2] at 223 in stargz (nextFrame: 231/544): 4, 269
+    zstdchunked_test.go:104:   [3] at 231 in stargz (nextFrame: 496/544): -1, 261
+    zstdchunked_test.go:104:   [4] at 496 in stargz (nextFrame: 544/544): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 118 231 505]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 545):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 118/545): 114, 219
-    zstdchunked_test.go:104:   [1] at 118 in stargz (nextFrame: 223/545): 109, 101
-    zstdchunked_test.go:104:   [2] at 223 in stargz (nextFrame: 231/545): 4, 270
-    zstdchunked_test.go:104:   [3] at 231 in stargz (nextFrame: 497/545): -1, 262
-    zstdchunked_test.go:104:   [4] at 497 in stargz (nextFrame: 545/545): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 636, NextOffset: 656
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 118 231 504]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 544):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 118/544): 114, 219
+    zstdchunked_test.go:104:   [1] at 118 in stargz (nextFrame: 223/544): 109, 101
+    zstdchunked_test.go:104:   [2] at 223 in stargz (nextFrame: 231/544): 4, 269
+    zstdchunked_test.go:104:   [3] at 231 in stargz (nextFrame: 496/544): -1, 261
+    zstdchunked_test.go:104:   [4] at 496 in stargz (nextFrame: 544/544): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 110 225 501]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 541):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/541): 106, 213
-    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 217/541): 111, 103
-    zstdchunked_test.go:104:   [2] at 217 in stargz (nextFrame: 225/541): 4, 272
-    zstdchunked_test.go:104:   [3] at 225 in stargz (nextFrame: 493/541): -1, 264
-    zstdchunked_test.go:104:   [4] at 493 in stargz (nextFrame: 541/541): -1, -1
+    testutil.go:1580: testing streams: [0 0 110 227 503]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 543):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/543): 106, 215
+    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 219/543): 113, 105
+    zstdchunked_test.go:104:   [2] at 219 in stargz (nextFrame: 227/543): 4, 272
+    zstdchunked_test.go:104:   [3] at 227 in stargz (nextFrame: 495/543): -1, 264
+    zstdchunked_test.go:104:   [4] at 495 in stargz (nextFrame: 543/543): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 110 225 501]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 541):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/541): 106, 213
-    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 217/541): 111, 103
-    zstdchunked_test.go:104:   [2] at 217 in stargz (nextFrame: 225/541): 4, 272
-    zstdchunked_test.go:104:   [3] at 225 in stargz (nextFrame: 493/541): -1, 264
-    zstdchunked_test.go:104:   [4] at 493 in stargz (nextFrame: 541/541): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 774, NextOffset: 794
-=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 653, NextOffset: 771
-    testutil.go:509: Offset: 794, NextOffset: 932
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 799, NextOffset: 937
+    testutil.go:509: Offset: 656, NextOffset: 774
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 219, NextOffset: 239
-    testutil.go:509: Offset: 320, NextOffset: 340
-    testutil.go:509: Offset: 239, NextOffset: 357
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 110 304 580]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 620):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/620): 106, 292
-    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 296/620): 190, 182
-    zstdchunked_test.go:104:   [2] at 296 in stargz (nextFrame: 304/620): 4, 272
-    zstdchunked_test.go:104:   [3] at 304 in stargz (nextFrame: 572/620): -1, 264
-    zstdchunked_test.go:104:   [4] at 572 in stargz (nextFrame: 620/620): -1, -1
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 937, NextOffset: 957
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 110 227 503]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 543):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/543): 106, 215
+    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 219/543): 113, 105
+    zstdchunked_test.go:104:   [2] at 219 in stargz (nextFrame: 227/543): 4, 272
+    zstdchunked_test.go:104:   [3] at 227 in stargz (nextFrame: 495/543): -1, 264
+    zstdchunked_test.go:104:   [4] at 495 in stargz (nextFrame: 543/543): -1, -1
+=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 110 303 579]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 619):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/619): 106, 291
+    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 295/619): 189, 181
+    zstdchunked_test.go:104:   [2] at 295 in stargz (nextFrame: 303/619): 4, 272
+    zstdchunked_test.go:104:   [3] at 303 in stargz (nextFrame: 571/619): -1, 264
+    zstdchunked_test.go:104:   [4] at 571 in stargz (nextFrame: 619/619): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 340, NextOffset: 478
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 774, NextOffset: 794
+    testutil.go:509: Offset: 957, NextOffset: 1558
+    testutil.go:509: Offset: 794, NextOffset: 1317
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 357, NextOffset: 377
-    testutil.go:509: Offset: 478, NextOffset: 498
+    testutil.go:509: Offset: 483, NextOffset: 503
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 110 300 576]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 616):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/616): 106, 288
-    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 292/616): 186, 178
-    zstdchunked_test.go:104:   [2] at 292 in stargz (nextFrame: 300/616): 4, 272
-    zstdchunked_test.go:104:   [3] at 300 in stargz (nextFrame: 568/616): -1, 264
-    zstdchunked_test.go:104:   [4] at 568 in stargz (nextFrame: 616/616): -1, -1
+    testutil.go:1580: testing streams: [0 0 110 299 575]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 615):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/615): 106, 287
+    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 291/615): 185, 177
+    zstdchunked_test.go:104:   [2] at 291 in stargz (nextFrame: 299/615): 4, 272
+    zstdchunked_test.go:104:   [3] at 299 in stargz (nextFrame: 567/615): -1, 264
+    zstdchunked_test.go:104:   [4] at 567 in stargz (nextFrame: 615/615): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 377, NextOffset: 495
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 498, NextOffset: 636
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 495, NextOffset: 515
-    testutil.go:509: Offset: 636, NextOffset: 656
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 360, NextOffset: 380
+    testutil.go:509: Offset: 503, NextOffset: 641
+    testutil.go:509: Offset: 380, NextOffset: 498
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 107 225 502]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 542):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/542): 103, 213
-    zstdchunked_test.go:104:   [1] at 107 in stargz (nextFrame: 217/542): 114, 106
-    zstdchunked_test.go:104:   [2] at 217 in stargz (nextFrame: 225/542): 4, 273
-    zstdchunked_test.go:104:   [3] at 225 in stargz (nextFrame: 494/542): -1, 265
-    zstdchunked_test.go:104:   [4] at 494 in stargz (nextFrame: 542/542): -1, -1
+    testutil.go:1580: testing streams: [0 0 107 225 501]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 541):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/541): 103, 213
+    zstdchunked_test.go:104:   [1] at 107 in stargz (nextFrame: 217/541): 114, 106
+    zstdchunked_test.go:104:   [2] at 217 in stargz (nextFrame: 225/541): 4, 272
+    zstdchunked_test.go:104:   [3] at 225 in stargz (nextFrame: 493/541): -1, 264
+    zstdchunked_test.go:104:   [4] at 493 in stargz (nextFrame: 541/541): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 515, NextOffset: 633
-    testutil.go:509: Offset: 656, NextOffset: 774
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 771, NextOffset: 791
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:509: Offset: 85, NextOffset: 105
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 107 225 502]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 542):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/542): 103, 213
-    zstdchunked_test.go:104:   [1] at 107 in stargz (nextFrame: 217/542): 114, 106
-    zstdchunked_test.go:104:   [2] at 217 in stargz (nextFrame: 225/542): 4, 273
-    zstdchunked_test.go:104:   [3] at 225 in stargz (nextFrame: 494/542): -1, 265
-    zstdchunked_test.go:104:   [4] at 494 in stargz (nextFrame: 542/542): -1, -1
+    testutil.go:1580: testing streams: [0 0 107 225 501]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 541):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/541): 103, 213
+    zstdchunked_test.go:104:   [1] at 107 in stargz (nextFrame: 217/541): 114, 106
+    zstdchunked_test.go:104:   [2] at 217 in stargz (nextFrame: 225/541): 4, 272
+    zstdchunked_test.go:104:   [3] at 225 in stargz (nextFrame: 493/541): -1, 264
+    zstdchunked_test.go:104:   [4] at 493 in stargz (nextFrame: 541/541): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 932, NextOffset: 952
-    testutil.go:509: Offset: 791, NextOffset: 1309
-    testutil.go:509: Offset: 952, NextOffset: 1557
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 183, NextOffset: 203
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 121 237 514]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 554):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/554): 117, 225
-    zstdchunked_test.go:104:   [1] at 121 in stargz (nextFrame: 229/554): 112, 104
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 102, NextOffset: 219
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [2] at 229 in stargz (nextFrame: 237/554): 4, 273
-    zstdchunked_test.go:104:   [3] at 237 in stargz (nextFrame: 506/554): -1, 265
-    zstdchunked_test.go:104:   [4] at 506 in stargz (nextFrame: 554/554): -1, -1
+    testutil.go:1580: testing streams: [0 0 121 236 512]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 552):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/552): 117, 224
+    zstdchunked_test.go:104:   [1] at 121 in stargz (nextFrame: 228/552): 111, 103
+    zstdchunked_test.go:104:   [2] at 228 in stargz (nextFrame: 236/552): 4, 272
+    zstdchunked_test.go:104:   [3] at 236 in stargz (nextFrame: 504/552): -1, 264
+    zstdchunked_test.go:104:   [4] at 504 in stargz (nextFrame: 552/552): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 203, NextOffset: 320
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 .no.prefetch.landmark foo foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo_empty foo2] vs [foo_empty5 foo_empty foo2 foo3 foo4 foo_empty4 foo6 foo foo_empty2 foo_empty3 foo5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 203
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 203, NextOffset: 320
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 208, NextOffset: 325
+    testutil.go:509: Offset: 105, NextOffset: 222
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 325, NextOffset: 345
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 345, NextOffset: 483
+    testutil.go:509: Offset: 242, NextOffset: 360
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 121 237 514]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 554):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/554): 117, 225
-    zstdchunked_test.go:104:   [1] at 121 in stargz (nextFrame: 229/554): 112, 104
-    zstdchunked_test.go:104:   [2] at 229 in stargz (nextFrame: 237/554): 4, 273
-    zstdchunked_test.go:104:   [3] at 237 in stargz (nextFrame: 506/554): -1, 265
-    zstdchunked_test.go:104:   [4] at 506 in stargz (nextFrame: 554/554): -1, -1
+    testutil.go:1580: testing streams: [0 0 121 236 512]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 552):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/552): 117, 224
+    zstdchunked_test.go:104:   [1] at 121 in stargz (nextFrame: 228/552): 111, 103
+    zstdchunked_test.go:104:   [2] at 228 in stargz (nextFrame: 236/552): 4, 272
+    zstdchunked_test.go:104:   [3] at 236 in stargz (nextFrame: 504/552): -1, 264
+    zstdchunked_test.go:104:   [4] at 504 in stargz (nextFrame: 552/552): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 102, NextOffset: 219
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 478, NextOffset: 498
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 357, NextOffset: 377
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 121 315 592]
+    testutil.go:1580: testing streams: [0 0 121 316 592]
     zstdchunked_test.go:59: got zstd streams (compressed size: 632):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/632): 117, 303
-    zstdchunked_test.go:104:   [1] at 121 in stargz (nextFrame: 307/632): 190, 182
-    zstdchunked_test.go:104:   [2] at 307 in stargz (nextFrame: 315/632): 4, 273
-    zstdchunked_test.go:104:   [3] at 315 in stargz (nextFrame: 584/632): -1, 265
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/632): 117, 304
+    zstdchunked_test.go:104:   [1] at 121 in stargz (nextFrame: 308/632): 191, 183
+    zstdchunked_test.go:104:   [2] at 308 in stargz (nextFrame: 316/632): 4, 272
+    zstdchunked_test.go:104:   [3] at 316 in stargz (nextFrame: 584/632): -1, 264
     zstdchunked_test.go:104:   [4] at 584 in stargz (nextFrame: 632/632): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 498, NextOffset: 636
-    testutil.go:509: Offset: 377, NextOffset: 495
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 774, NextOffset: 794
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 121 311 588]
+    testutil.go:1580: testing streams: [0 0 121 312 588]
     zstdchunked_test.go:59: got zstd streams (compressed size: 628):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/628): 117, 299
-    zstdchunked_test.go:104:   [1] at 121 in stargz (nextFrame: 303/628): 186, 178
-    zstdchunked_test.go:104:   [2] at 303 in stargz (nextFrame: 311/628): 4, 273
-    zstdchunked_test.go:104:   [3] at 311 in stargz (nextFrame: 580/628): -1, 265
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 121/628): 117, 300
+    zstdchunked_test.go:104:   [1] at 121 in stargz (nextFrame: 304/628): 187, 179
+    zstdchunked_test.go:104:   [2] at 304 in stargz (nextFrame: 312/628): 4, 272
+    zstdchunked_test.go:104:   [3] at 312 in stargz (nextFrame: 580/628): -1, 264
     zstdchunked_test.go:104:   [4] at 580 in stargz (nextFrame: 628/628): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 633, NextOffset: 653
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 117 233 510]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 550):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 117/550): 113, 221
-    zstdchunked_test.go:104:   [1] at 117 in stargz (nextFrame: 225/550): 112, 104
-    zstdchunked_test.go:104:   [2] at 225 in stargz (nextFrame: 233/550): 4, 273
-    zstdchunked_test.go:104:   [3] at 233 in stargz (nextFrame: 502/550): -1, 265
-    zstdchunked_test.go:104:   [4] at 502 in stargz (nextFrame: 550/550): -1, -1
+    testutil.go:1580: testing streams: [0 0 117 233 509]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 549):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 117/549): 113, 221
+    zstdchunked_test.go:104:   [1] at 117 in stargz (nextFrame: 225/549): 112, 104
+    zstdchunked_test.go:104:   [2] at 225 in stargz (nextFrame: 233/549): 4, 272
+    zstdchunked_test.go:104:   [3] at 233 in stargz (nextFrame: 501/549): -1, 264
+    zstdchunked_test.go:104:   [4] at 501 in stargz (nextFrame: 549/549): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 117 233 510]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 550):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 117/550): 113, 221
-    zstdchunked_test.go:104:   [1] at 117 in stargz (nextFrame: 225/550): 112, 104
-    zstdchunked_test.go:104:   [2] at 225 in stargz (nextFrame: 233/550): 4, 273
-    zstdchunked_test.go:104:   [3] at 233 in stargz (nextFrame: 502/550): -1, 265
-    zstdchunked_test.go:104:   [4] at 502 in stargz (nextFrame: 550/550): -1, -1
+    testutil.go:1580: testing streams: [0 0 117 233 509]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 549):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 117/549): 113, 221
+    zstdchunked_test.go:104:   [1] at 117 in stargz (nextFrame: 225/549): 112, 104
+    zstdchunked_test.go:104:   [2] at 225 in stargz (nextFrame: 233/549): 4, 272
+    zstdchunked_test.go:104:   [3] at 233 in stargz (nextFrame: 501/549): -1, 264
+    zstdchunked_test.go:104:   [4] at 501 in stargz (nextFrame: 549/549): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 794, NextOffset: 932
-    testutil.go:509: Offset: 653, NextOffset: 771
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 111 229 508]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 548):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/548): 107, 217
-    zstdchunked_test.go:104:   [1] at 111 in stargz (nextFrame: 221/548): 114, 106
-    zstdchunked_test.go:104:   [2] at 221 in stargz (nextFrame: 229/548): 4, 275
-    zstdchunked_test.go:104:   [3] at 229 in stargz (nextFrame: 500/548): -1, 267
-    zstdchunked_test.go:104:   [4] at 500 in stargz (nextFrame: 548/548): -1, -1
+    testutil.go:1580: testing streams: [0 0 111 228 506]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 546):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/546): 107, 216
+    zstdchunked_test.go:104:   [1] at 111 in stargz (nextFrame: 220/546): 113, 105
+    zstdchunked_test.go:104:   [2] at 220 in stargz (nextFrame: 228/546): 4, 274
+    zstdchunked_test.go:104:   [3] at 228 in stargz (nextFrame: 498/546): -1, 266
+    zstdchunked_test.go:104:   [4] at 498 in stargz (nextFrame: 546/546): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 932, NextOffset: 952
-    testutil.go:509: Offset: 771, NextOffset: 791
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 111 229 508]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 548):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/548): 107, 217
-    zstdchunked_test.go:104:   [1] at 111 in stargz (nextFrame: 221/548): 114, 106
-    zstdchunked_test.go:104:   [2] at 221 in stargz (nextFrame: 229/548): 4, 275
-    zstdchunked_test.go:104:   [3] at 229 in stargz (nextFrame: 500/548): -1, 267
-    zstdchunked_test.go:104:   [4] at 500 in stargz (nextFrame: 548/548): -1, -1
+    testutil.go:1580: testing streams: [0 0 111 228 506]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 546):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/546): 107, 216
+    zstdchunked_test.go:104:   [1] at 111 in stargz (nextFrame: 220/546): 113, 105
+    zstdchunked_test.go:104:   [2] at 220 in stargz (nextFrame: 228/546): 4, 274
+    zstdchunked_test.go:104:   [3] at 228 in stargz (nextFrame: 498/546): -1, 266
+    zstdchunked_test.go:104:   [4] at 498 in stargz (nextFrame: 546/546): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 952, NextOffset: 1557
-    testutil.go:509: Offset: 791, NextOffset: 1309
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 320, NextOffset: 340
-    testutil.go:509: Offset: 219, NextOffset: 239
-    testutil.go:509: Offset: 340, NextOffset: 478
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":82,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":219,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":239,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":357,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":377,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":633,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":653,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":771,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":791,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":320,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":478,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":498,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":932,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":952,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty5 foo2 foo3 foo_empty4 foo5 foo6 foo foo_empty foo_empty2] vs [.no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo6 foo foo_empty foo4 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 183, NextOffset: 203
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 102, NextOffset: 219
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 111 309 588]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 628):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/628): 107, 297
-    zstdchunked_test.go:104:   [1] at 111 in stargz (nextFrame: 301/628): 194, 186
-    zstdchunked_test.go:104:   [2] at 301 in stargz (nextFrame: 309/628): 4, 275
-    zstdchunked_test.go:104:   [3] at 309 in stargz (nextFrame: 580/628): -1, 267
-    zstdchunked_test.go:104:   [4] at 580 in stargz (nextFrame: 628/628): -1, -1
+    testutil.go:1580: testing streams: [0 0 111 307 585]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 625):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/625): 107, 295
+    zstdchunked_test.go:104:   [1] at 111 in stargz (nextFrame: 299/625): 192, 184
+    zstdchunked_test.go:104:   [2] at 299 in stargz (nextFrame: 307/625): 4, 274
+    zstdchunked_test.go:104:   [3] at 307 in stargz (nextFrame: 577/625): -1, 266
+    zstdchunked_test.go:104:   [4] at 577 in stargz (nextFrame: 625/625): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 239, NextOffset: 357
+    testutil.go:509: Offset: 203, NextOffset: 320
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 111 305 584]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 624):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/624): 107, 293
-    zstdchunked_test.go:104:   [1] at 111 in stargz (nextFrame: 297/624): 190, 182
-    zstdchunked_test.go:104:   [2] at 297 in stargz (nextFrame: 305/624): 4, 275
-    zstdchunked_test.go:104:   [3] at 305 in stargz (nextFrame: 576/624): -1, 267
-    zstdchunked_test.go:104:   [4] at 576 in stargz (nextFrame: 624/624): -1, -1
+    testutil.go:1580: testing streams: [0 0 111 303 581]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 621):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 111/621): 107, 291
+    zstdchunked_test.go:104:   [1] at 111 in stargz (nextFrame: 295/621): 188, 180
+    zstdchunked_test.go:104:   [2] at 295 in stargz (nextFrame: 303/621): 4, 274
+    zstdchunked_test.go:104:   [3] at 303 in stargz (nextFrame: 573/621): -1, 266
+    zstdchunked_test.go:104:   [4] at 573 in stargz (nextFrame: 621/621): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 495, NextOffset: 515
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 109 228 506]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 546):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/546): 105, 216
-    zstdchunked_test.go:104:   [1] at 109 in stargz (nextFrame: 220/546): 115, 107
-    zstdchunked_test.go:104:   [2] at 220 in stargz (nextFrame: 228/546): 4, 274
-    zstdchunked_test.go:104:   [3] at 228 in stargz (nextFrame: 498/546): -1, 266
-    zstdchunked_test.go:104:   [4] at 498 in stargz (nextFrame: 546/546): -1, -1
+    testutil.go:1580: testing streams: [0 0 109 228 505]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 545):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/545): 105, 216
+    zstdchunked_test.go:104:   [1] at 109 in stargz (nextFrame: 220/545): 115, 107
+    zstdchunked_test.go:104:   [2] at 220 in stargz (nextFrame: 228/545): 4, 273
+    zstdchunked_test.go:104:   [3] at 228 in stargz (nextFrame: 497/545): -1, 265
+    zstdchunked_test.go:104:   [4] at 497 in stargz (nextFrame: 545/545): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 109 228 506]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 546):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/546): 105, 216
-    zstdchunked_test.go:104:   [1] at 109 in stargz (nextFrame: 220/546): 115, 107
-    zstdchunked_test.go:104:   [2] at 220 in stargz (nextFrame: 228/546): 4, 274
-    zstdchunked_test.go:104:   [3] at 228 in stargz (nextFrame: 498/546): -1, 266
-    zstdchunked_test.go:104:   [4] at 498 in stargz (nextFrame: 546/546): -1, -1
+    testutil.go:1580: testing streams: [0 0 109 228 505]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 545):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/545): 105, 216
+    zstdchunked_test.go:104:   [1] at 109 in stargz (nextFrame: 220/545): 115, 107
+    zstdchunked_test.go:104:   [2] at 220 in stargz (nextFrame: 228/545): 4, 273
+    zstdchunked_test.go:104:   [3] at 228 in stargz (nextFrame: 497/545): -1, 265
+    zstdchunked_test.go:104:   [4] at 497 in stargz (nextFrame: 545/545): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 120 220 480]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 520):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 120/520): 116, 208
-    zstdchunked_test.go:104:   [1] at 120 in stargz (nextFrame: 212/520): 96, 88
-    zstdchunked_test.go:104:   [2] at 212 in stargz (nextFrame: 220/520): 4, 256
-    zstdchunked_test.go:104:   [3] at 220 in stargz (nextFrame: 472/520): -1, 248
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 495, NextOffset: 515
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 515, NextOffset: 633
     testutil.go:509: Offset: 656, NextOffset: 774
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [4] at 472 in stargz (nextFrame: 520/520): -1, -1
+    testutil.go:1580: testing streams: [0 0 120 220 479]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 519):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 120/519): 116, 208
+    zstdchunked_test.go:104:   [1] at 120 in stargz (nextFrame: 212/519): 96, 88
+    zstdchunked_test.go:104:   [2] at 212 in stargz (nextFrame: 220/519): 4, 255
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 219, NextOffset: 239
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [3] at 220 in stargz (nextFrame: 471/519): -1, 247
+    zstdchunked_test.go:104:   [4] at 471 in stargz (nextFrame: 519/519): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 515, NextOffset: 633
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 320, NextOffset: 340
+    testutil.go:509: Offset: 239, NextOffset: 357
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 120 221 481]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 521):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 120/521): 116, 209
-    zstdchunked_test.go:104:   [1] at 120 in stargz (nextFrame: 213/521): 97, 89
-    zstdchunked_test.go:104:   [2] at 213 in stargz (nextFrame: 221/521): 4, 256
-    zstdchunked_test.go:104:   [3] at 221 in stargz (nextFrame: 473/521): -1, 248
-    zstdchunked_test.go:104:   [4] at 473 in stargz (nextFrame: 521/521): -1, -1
+    testutil.go:1580: testing streams: [0 0 120 221 480]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 520):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 120/520): 116, 209
+    zstdchunked_test.go:104:   [1] at 120 in stargz (nextFrame: 213/520): 97, 89
+    zstdchunked_test.go:104:   [2] at 213 in stargz (nextFrame: 221/520): 4, 255
+    zstdchunked_test.go:104:   [3] at 221 in stargz (nextFrame: 472/520): -1, 247
+    zstdchunked_test.go:104:   [4] at 472 in stargz (nextFrame: 520/520): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 340, NextOffset: 478
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 357, NextOffset: 377
+    testutil.go:509: Offset: 478, NextOffset: 498
+    testutil.go:509: Offset: 377, NextOffset: 495
+    testutil.go:509: Offset: 498, NextOffset: 636
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 633, NextOffset: 653
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 120 307 567]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 607):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 120/607): 116, 295
-    zstdchunked_test.go:104:   [1] at 120 in stargz (nextFrame: 299/607): 183, 175
-    zstdchunked_test.go:104:   [2] at 299 in stargz (nextFrame: 307/607): 4, 256
-    zstdchunked_test.go:104:   [3] at 307 in stargz (nextFrame: 559/607): -1, 248
-    zstdchunked_test.go:104:   [4] at 559 in stargz (nextFrame: 607/607): -1, -1
+    testutil.go:1580: testing streams: [0 0 120 307 566]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 606):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 120/606): 116, 295
+    zstdchunked_test.go:104:   [1] at 120 in stargz (nextFrame: 299/606): 183, 175
+    zstdchunked_test.go:104:   [2] at 299 in stargz (nextFrame: 307/606): 4, 255
+    zstdchunked_test.go:104:   [3] at 307 in stargz (nextFrame: 558/606): -1, 247
+    zstdchunked_test.go:104:   [4] at 558 in stargz (nextFrame: 606/606): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 120 299 559]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 599):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 120/599): 116, 287
-    zstdchunked_test.go:104:   [1] at 120 in stargz (nextFrame: 291/599): 175, 167
-    zstdchunked_test.go:104:   [2] at 291 in stargz (nextFrame: 299/599): 4, 256
-    zstdchunked_test.go:104:   [3] at 299 in stargz (nextFrame: 551/599): -1, 248
-    zstdchunked_test.go:104:   [4] at 551 in stargz (nextFrame: 599/599): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 774, NextOffset: 794
+    testutil.go:509: Offset: 653, NextOffset: 771
+    testutil.go:509: Offset: 794, NextOffset: 932
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 771, NextOffset: 791
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 120 299 558]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 598):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 120/598): 116, 287
+    zstdchunked_test.go:104:   [1] at 120 in stargz (nextFrame: 291/598): 175, 167
+    zstdchunked_test.go:104:   [2] at 291 in stargz (nextFrame: 299/598): 4, 255
+    zstdchunked_test.go:104:   [3] at 299 in stargz (nextFrame: 550/598): -1, 247
+    zstdchunked_test.go:104:   [4] at 550 in stargz (nextFrame: 598/598): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 932, NextOffset: 952
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 120 219 479]
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 791, NextOffset: 1309
+    testutil.go:509: Offset: 952, NextOffset: 1557
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo4 foo_empty4 foo5 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo6 foo] vs [foo2 foo3 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty5]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 320, NextOffset: 340
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 219, NextOffset: 239
+    testutil.go:509: Offset: 340, NextOffset: 478
+    testutil.go:509: Offset: 239, NextOffset: 357
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 478, NextOffset: 498
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 120 220 479]
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 357, NextOffset: 377
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
     zstdchunked_test.go:59: got zstd streams (compressed size: 519):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 120/519): 116, 207
-    zstdchunked_test.go:104:   [1] at 120 in stargz (nextFrame: 211/519): 95, 87
-    zstdchunked_test.go:104:   [2] at 211 in stargz (nextFrame: 219/519): 4, 256
-    zstdchunked_test.go:104:   [3] at 219 in stargz (nextFrame: 471/519): -1, 248
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 120/519): 116, 208
+    zstdchunked_test.go:104:   [1] at 120 in stargz (nextFrame: 212/519): 96, 88
+    zstdchunked_test.go:104:   [2] at 212 in stargz (nextFrame: 220/519): 4, 255
+    zstdchunked_test.go:104:   [3] at 220 in stargz (nextFrame: 471/519): -1, 247
     zstdchunked_test.go:104:   [4] at 471 in stargz (nextFrame: 519/519): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 120 220 480]
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 498, NextOffset: 636
+    testutil.go:509: Offset: 377, NextOffset: 495
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 932, NextOffset: 952
+    testutil.go:509: Offset: 771, NextOffset: 791
+    testutil.go:509: Offset: 952, NextOffset: 1557
+    testutil.go:509: Offset: 791, NextOffset: 1309
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 120 221 480]
     zstdchunked_test.go:59: got zstd streams (compressed size: 520):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 120/520): 116, 208
-    zstdchunked_test.go:104:   [1] at 120 in stargz (nextFrame: 212/520): 96, 88
-    zstdchunked_test.go:104:   [2] at 212 in stargz (nextFrame: 220/520): 4, 256
-    zstdchunked_test.go:104:   [3] at 220 in stargz (nextFrame: 472/520): -1, 248
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 120/520): 116, 209
+    zstdchunked_test.go:104:   [1] at 120 in stargz (nextFrame: 213/520): 97, 89
+    zstdchunked_test.go:104:   [2] at 213 in stargz (nextFrame: 221/520): 4, 255
+    zstdchunked_test.go:104:   [3] at 221 in stargz (nextFrame: 472/520): -1, 247
     zstdchunked_test.go:104:   [4] at 472 in stargz (nextFrame: 520/520): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 203
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":219,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":239,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":355,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":375,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":491,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":511,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":627,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":783,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":342,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":478,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":498,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":634,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":654,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":770,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":790,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":926,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":946,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty foo_empty5 foo6] vs [foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo3 foo4 foo5 foo]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 763, NextOffset: 783
-    testutil.go:509: Offset: 926, NextOffset: 946
-    testutil.go:509: Offset: 783, NextOffset: 1306
-    testutil.go:509: Offset: 946, NextOffset: 1547
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 219, NextOffset: 239
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 82, NextOffset: 102
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 108 210 473]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 513):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 108/513): 104, 198
-    zstdchunked_test.go:104:   [1] at 108 in stargz (nextFrame: 202/513): 98, 90
-    zstdchunked_test.go:104:   [2] at 202 in stargz (nextFrame: 210/513): 4, 259
-    zstdchunked_test.go:104:   [3] at 210 in stargz (nextFrame: 465/513): -1, 251
-    zstdchunked_test.go:104:   [4] at 465 in stargz (nextFrame: 513/513): -1, -1
-=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 108 211 474]
     zstdchunked_test.go:59: got zstd streams (compressed size: 514):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 108/514): 104, 199
@@ -215426,33 +216454,37 @@
     zstdchunked_test.go:104:   [2] at 203 in stargz (nextFrame: 211/514): 4, 259
     zstdchunked_test.go:104:   [3] at 211 in stargz (nextFrame: 466/514): -1, 251
     zstdchunked_test.go:104:   [4] at 466 in stargz (nextFrame: 514/514): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 203, NextOffset: 320
+=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 108 212 475]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 515):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 108/515): 104, 200
+    zstdchunked_test.go:104:   [1] at 108 in stargz (nextFrame: 204/515): 100, 92
+    zstdchunked_test.go:104:   [2] at 204 in stargz (nextFrame: 212/515): 4, 259
+    zstdchunked_test.go:104:   [3] at 212 in stargz (nextFrame: 467/515): -1, 251
+    zstdchunked_test.go:104:   [4] at 467 in stargz (nextFrame: 515/515): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 322, NextOffset: 342
-    testutil.go:509: Offset: 239, NextOffset: 355
-    testutil.go:509: Offset: 342, NextOffset: 478
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 355, NextOffset: 375
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 102, NextOffset: 219
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 108 290 553]
     zstdchunked_test.go:59: got zstd streams (compressed size: 593):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 636, NextOffset: 656
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 108/593): 104, 278
     zstdchunked_test.go:104:   [1] at 108 in stargz (nextFrame: 282/593): 178, 170
     zstdchunked_test.go:104:   [2] at 282 in stargz (nextFrame: 290/593): 4, 259
     zstdchunked_test.go:104:   [3] at 290 in stargz (nextFrame: 545/593): -1, 251
     zstdchunked_test.go:104:   [4] at 545 in stargz (nextFrame: 593/593): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 478, NextOffset: 498
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 375, NextOffset: 491
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 498, NextOffset: 634
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 491, NextOffset: 511
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 495, NextOffset: 515
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 108 282 545]
     zstdchunked_test.go:59: got zstd streams (compressed size: 585):
@@ -215461,16 +216493,14 @@
     zstdchunked_test.go:104:   [2] at 274 in stargz (nextFrame: 282/585): 4, 259
     zstdchunked_test.go:104:   [3] at 282 in stargz (nextFrame: 537/585): -1, 251
     zstdchunked_test.go:104:   [4] at 537 in stargz (nextFrame: 585/585): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 634, NextOffset: 654
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 511, NextOffset: 627
-    testutil.go:509: Offset: 654, NextOffset: 770
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 656, NextOffset: 774
+    testutil.go:509: Offset: 515, NextOffset: 633
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 627, NextOffset: 647
-    testutil.go:509: Offset: 770, NextOffset: 790
+    testutil.go:509: Offset: 774, NextOffset: 794
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#02
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 106 209 472]
     zstdchunked_test.go:59: got zstd streams (compressed size: 512):
@@ -215480,13 +216510,9 @@
     zstdchunked_test.go:104:   [3] at 209 in stargz (nextFrame: 464/512): -1, 251
     zstdchunked_test.go:104:   [4] at 464 in stargz (nextFrame: 512/512): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 647, NextOffset: 763
-    testutil.go:509: Offset: 790, NextOffset: 926
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 104
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 633, NextOffset: 653
+    testutil.go:509: Offset: 794, NextOffset: 932
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 106 210 473]
     zstdchunked_test.go:59: got zstd streams (compressed size: 513):
@@ -215496,36 +216522,9 @@
     zstdchunked_test.go:104:   [3] at 210 in stargz (nextFrame: 465/513): -1, 251
     zstdchunked_test.go:104:   [4] at 465 in stargz (nextFrame: 513/513): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 104, NextOffset: 219
-    testutil.go:509: Offset: 207, NextOffset: 322
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo3 foo4 foo5 foo foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6] vs [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty foo_empty5 foo6 foo2]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 634, NextOffset: 654
-    testutil.go:509: Offset: 491, NextOffset: 511
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 653, NextOffset: 771
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 107 208 470]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 510):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/510): 103, 196
-    zstdchunked_test.go:104:   [1] at 107 in stargz (nextFrame: 200/510): 97, 89
-    zstdchunked_test.go:104:   [2] at 200 in stargz (nextFrame: 208/510): 4, 258
-    zstdchunked_test.go:104:   [3] at 208 in stargz (nextFrame: 462/510): -1, 250
-    zstdchunked_test.go:104:   [4] at 462 in stargz (nextFrame: 510/510): -1, -1
-=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 654, NextOffset: 770
-    testutil.go:509: Offset: 511, NextOffset: 627
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 770, NextOffset: 790
-    testutil.go:509: Offset: 627, NextOffset: 647
-    testutil.go:509: Offset: 790, NextOffset: 926
-    testutil.go:509: Offset: 647, NextOffset: 763
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 187, NextOffset: 207
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 107 209 471]
     zstdchunked_test.go:59: got zstd streams (compressed size: 511):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/511): 103, 197
@@ -215533,72 +216532,68 @@
     zstdchunked_test.go:104:   [2] at 201 in stargz (nextFrame: 209/511): 4, 258
     zstdchunked_test.go:104:   [3] at 209 in stargz (nextFrame: 463/511): -1, 250
     zstdchunked_test.go:104:   [4] at 463 in stargz (nextFrame: 511/511): -1, -1
+=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 107 210 472]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 512):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/512): 103, 198
+    zstdchunked_test.go:104:   [1] at 107 in stargz (nextFrame: 202/512): 99, 91
+    zstdchunked_test.go:104:   [2] at 202 in stargz (nextFrame: 210/512): 4, 258
+    zstdchunked_test.go:104:   [3] at 210 in stargz (nextFrame: 464/512): -1, 250
+    zstdchunked_test.go:104:   [4] at 464 in stargz (nextFrame: 512/512): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 207, NextOffset: 322
-    testutil.go:509: Offset: 104, NextOffset: 219
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 926, NextOffset: 946
-    testutil.go:509: Offset: 763, NextOffset: 783
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 107 294 556]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 596):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/596): 103, 282
-    zstdchunked_test.go:104:   [1] at 107 in stargz (nextFrame: 286/596): 183, 175
-    zstdchunked_test.go:104:   [2] at 286 in stargz (nextFrame: 294/596): 4, 258
-    zstdchunked_test.go:104:   [3] at 294 in stargz (nextFrame: 548/596): -1, 250
-    zstdchunked_test.go:104:   [4] at 548 in stargz (nextFrame: 596/596): -1, -1
+    testutil.go:1580: testing streams: [0 0 107 295 557]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 597):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/597): 103, 283
+    zstdchunked_test.go:104:   [1] at 107 in stargz (nextFrame: 287/597): 184, 176
+    zstdchunked_test.go:104:   [2] at 287 in stargz (nextFrame: 295/597): 4, 258
+    zstdchunked_test.go:104:   [3] at 295 in stargz (nextFrame: 549/597): -1, 250
+    zstdchunked_test.go:104:   [4] at 549 in stargz (nextFrame: 597/597): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 946, NextOffset: 1547
-    testutil.go:509: Offset: 783, NextOffset: 1306
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 322, NextOffset: 342
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 107 286 548]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 588):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/588): 103, 274
-    zstdchunked_test.go:104:   [1] at 107 in stargz (nextFrame: 278/588): 175, 167
-    zstdchunked_test.go:104:   [2] at 278 in stargz (nextFrame: 286/588): 4, 258
-    zstdchunked_test.go:104:   [3] at 286 in stargz (nextFrame: 540/588): -1, 250
-    zstdchunked_test.go:104:   [4] at 540 in stargz (nextFrame: 588/588): -1, -1
+    testutil.go:1580: testing streams: [0 0 107 287 549]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 589):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 107/589): 103, 275
+    zstdchunked_test.go:104:   [1] at 107 in stargz (nextFrame: 279/589): 176, 168
+    zstdchunked_test.go:104:   [2] at 279 in stargz (nextFrame: 287/589): 4, 258
+    zstdchunked_test.go:104:   [3] at 287 in stargz (nextFrame: 541/589): -1, 250
+    zstdchunked_test.go:104:   [4] at 541 in stargz (nextFrame: 589/589): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 219, NextOffset: 239
-    testutil.go:509: Offset: 342, NextOffset: 478
-    testutil.go:509: Offset: 239, NextOffset: 355
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 478, NextOffset: 498
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 105 205 467]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 507):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 105/507): 101, 193
-    zstdchunked_test.go:104:   [1] at 105 in stargz (nextFrame: 197/507): 96, 88
-    zstdchunked_test.go:104:   [2] at 197 in stargz (nextFrame: 205/507): 4, 258
-    zstdchunked_test.go:104:   [3] at 205 in stargz (nextFrame: 459/507): -1, 250
-    zstdchunked_test.go:104:   [4] at 459 in stargz (nextFrame: 507/507): -1, -1
+    testutil.go:1580: testing streams: [0 0 105 207 469]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 509):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 105/509): 101, 195
+    zstdchunked_test.go:104:   [1] at 105 in stargz (nextFrame: 199/509): 98, 90
+    zstdchunked_test.go:104:   [2] at 199 in stargz (nextFrame: 207/509): 4, 258
+    zstdchunked_test.go:104:   [3] at 207 in stargz (nextFrame: 461/509): -1, 250
+    zstdchunked_test.go:104:   [4] at 461 in stargz (nextFrame: 509/509): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 355, NextOffset: 375
-    testutil.go:509: Offset: 498, NextOffset: 634
-    testutil.go:509: Offset: 375, NextOffset: 491
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":219,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":239,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":355,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":375,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":491,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":511,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":627,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":783,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":342,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":478,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":498,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":634,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":654,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":770,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":790,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":926,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":946,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo4 foo_empty4 foo6 foo foo_empty2 foo_empty3 foo5 foo_empty5 foo_empty] vs [foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo foo_empty foo4 foo_empty5 foo6 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 105 206 468]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 508):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 105/508): 101, 194
-    zstdchunked_test.go:104:   [1] at 105 in stargz (nextFrame: 198/508): 97, 89
-    zstdchunked_test.go:104:   [2] at 198 in stargz (nextFrame: 206/508): 4, 258
-    zstdchunked_test.go:104:   [3] at 206 in stargz (nextFrame: 460/508): -1, 250
-    zstdchunked_test.go:104:   [4] at 460 in stargz (nextFrame: 508/508): -1, -1
+    testutil.go:1580: testing streams: [0 0 105 208 470]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 510):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 105/510): 101, 196
+    zstdchunked_test.go:104:   [1] at 105 in stargz (nextFrame: 200/510): 99, 91
+    zstdchunked_test.go:104:   [2] at 200 in stargz (nextFrame: 208/510): 4, 258
+    zstdchunked_test.go:104:   [3] at 208 in stargz (nextFrame: 462/510): -1, 250
+    zstdchunked_test.go:104:   [4] at 462 in stargz (nextFrame: 510/510): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 84, NextOffset: 104
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 104, NextOffset: 219
+    testutil.go:509: Offset: 207, NextOffset: 322
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 627, NextOffset: 647
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 109 212 476]
     zstdchunked_test.go:59: got zstd streams (compressed size: 516):
@@ -215607,7 +216602,17 @@
     zstdchunked_test.go:104:   [2] at 204 in stargz (nextFrame: 212/516): 4, 260
     zstdchunked_test.go:104:   [3] at 212 in stargz (nextFrame: 468/516): -1, 252
     zstdchunked_test.go:104:   [4] at 468 in stargz (nextFrame: 516/516): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 770, NextOffset: 790
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 647, NextOffset: 763
+    testutil.go:509: Offset: 790, NextOffset: 926
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 219, NextOffset: 239
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 109 213 477]
     zstdchunked_test.go:59: got zstd streams (compressed size: 517):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/517): 105, 201
@@ -215616,6 +216621,17 @@
     zstdchunked_test.go:104:   [3] at 213 in stargz (nextFrame: 469/517): -1, 252
     zstdchunked_test.go:104:   [4] at 469 in stargz (nextFrame: 517/517): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 322, NextOffset: 342
+    testutil.go:509: Offset: 239, NextOffset: 355
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 342, NextOffset: 478
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 355, NextOffset: 375
+    testutil.go:509: Offset: 478, NextOffset: 498
+    testutil.go:509: Offset: 375, NextOffset: 491
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 109 298 562]
     zstdchunked_test.go:59: got zstd streams (compressed size: 602):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 109/602): 105, 286
@@ -215623,15 +216639,13 @@
     zstdchunked_test.go:104:   [2] at 290 in stargz (nextFrame: 298/602): 4, 260
     zstdchunked_test.go:104:   [3] at 298 in stargz (nextFrame: 554/602): -1, 252
     zstdchunked_test.go:104:   [4] at 554 in stargz (nextFrame: 602/602): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 498, NextOffset: 634
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":83,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":221,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":360,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":380,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":499,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":519,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":638,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":658,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":325,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":484,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":643,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":663,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":941,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":961,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo_empty3 foo4 foo_empty foo2 foo_empty4 foo5 foo_empty5 foo6] vs [foo_empty4 foo6 foo foo_empty foo2 foo_empty2 foo4 foo5 foo_empty5 .no.prefetch.landmark foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 103
-    testutil.go:509: Offset: 187, NextOffset: 207
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 491, NextOffset: 511
+    testutil.go:509: Offset: 634, NextOffset: 654
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 109 290 554]
     zstdchunked_test.go:59: got zstd streams (compressed size: 594):
@@ -215641,50 +216655,46 @@
     zstdchunked_test.go:104:   [3] at 290 in stargz (nextFrame: 546/594): -1, 252
     zstdchunked_test.go:104:   [4] at 546 in stargz (nextFrame: 594/594): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 103, NextOffset: 221
-    testutil.go:509: Offset: 207, NextOffset: 325
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 511, NextOffset: 627
+    testutil.go:509: Offset: 654, NextOffset: 770
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 763, NextOffset: 783
+    testutil.go:509: Offset: 926, NextOffset: 946
+    testutil.go:509: Offset: 783, NextOffset: 1306
+    testutil.go:509: Offset: 946, NextOffset: 1547
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 110 213 478]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 518):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/518): 106, 201
-    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 205/518): 99, 91
-    zstdchunked_test.go:104:   [2] at 205 in stargz (nextFrame: 213/518): 4, 261
-    zstdchunked_test.go:104:   [3] at 213 in stargz (nextFrame: 470/518): -1, 253
-    zstdchunked_test.go:104:   [4] at 470 in stargz (nextFrame: 518/518): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:1580: testing streams: [0 0 110 213 477]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 517):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/517): 106, 201
+    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 205/517): 99, 91
+    zstdchunked_test.go:104:   [2] at 205 in stargz (nextFrame: 213/517): 4, 260
+    zstdchunked_test.go:104:   [3] at 213 in stargz (nextFrame: 469/517): -1, 252
+    zstdchunked_test.go:104:   [4] at 469 in stargz (nextFrame: 517/517): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 360, NextOffset: 380
-    testutil.go:509: Offset: 484, NextOffset: 504
-    testutil.go:509: Offset: 380, NextOffset: 499
-    testutil.go:509: Offset: 504, NextOffset: 643
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 110 214 479]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 519):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/519): 106, 202
-    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 206/519): 100, 92
-    zstdchunked_test.go:104:   [2] at 206 in stargz (nextFrame: 214/519): 4, 261
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo foo_empty foo4 foo_empty5 foo6 .no.prefetch.landmark foo2] vs [foo6 foo foo_empty2 foo_empty3 foo5 foo_empty5 foo_empty foo2 foo3 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 499, NextOffset: 519
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 770, NextOffset: 790
+    testutil.go:509: Offset: 627, NextOffset: 647
+    testutil.go:509: Offset: 790, NextOffset: 926
+    testutil.go:509: Offset: 647, NextOffset: 763
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 187, NextOffset: 207
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [3] at 214 in stargz (nextFrame: 471/519): -1, 253
-    zstdchunked_test.go:104:   [4] at 471 in stargz (nextFrame: 519/519): -1, -1
+    testutil.go:1580: testing streams: [0 0 110 214 478]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 518):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/518): 106, 202
+    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 206/518): 100, 92
+    zstdchunked_test.go:104:   [2] at 206 in stargz (nextFrame: 214/518): 4, 260
+    zstdchunked_test.go:104:   [3] at 214 in stargz (nextFrame: 470/518): -1, 252
+    zstdchunked_test.go:104:   [4] at 470 in stargz (nextFrame: 518/518): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 643, NextOffset: 663
-    testutil.go:509: Offset: 519, NextOffset: 638
-    testutil.go:509: Offset: 663, NextOffset: 782
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 221, NextOffset: 241
-    testutil.go:509: Offset: 325, NextOffset: 345
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 115 217 478]
     zstdchunked_test.go:59: got zstd streams (compressed size: 518):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 115/518): 111, 205
@@ -215693,14 +216703,13 @@
     zstdchunked_test.go:104:   [3] at 217 in stargz (nextFrame: 470/518): -1, 249
     zstdchunked_test.go:104:   [4] at 470 in stargz (nextFrame: 518/518): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 241, NextOffset: 360
-    testutil.go:509: Offset: 345, NextOffset: 484
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 638, NextOffset: 658
-    testutil.go:509: Offset: 782, NextOffset: 802
-    testutil.go:509: Offset: 658, NextOffset: 777
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 207, NextOffset: 322
+    testutil.go:509: Offset: 104, NextOffset: 219
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 634, NextOffset: 654
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
     testutil.go:1580: testing streams: [0 0 115 217 478]
     zstdchunked_test.go:59: got zstd streams (compressed size: 518):
@@ -215709,152 +216718,148 @@
     zstdchunked_test.go:104:   [2] at 209 in stargz (nextFrame: 217/518): 4, 257
     zstdchunked_test.go:104:   [3] at 217 in stargz (nextFrame: 470/518): -1, 249
     zstdchunked_test.go:104:   [4] at 470 in stargz (nextFrame: 518/518): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 802, NextOffset: 941
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 491, NextOffset: 511
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 654, NextOffset: 770
+    testutil.go:509: Offset: 511, NextOffset: 627
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 777, NextOffset: 797
-    testutil.go:509: Offset: 941, NextOffset: 961
-    testutil.go:509: Offset: 797, NextOffset: 1317
-    testutil.go:509: Offset: 961, NextOffset: 1562
+    testutil.go:509: Offset: 926, NextOffset: 946
+    testutil.go:509: Offset: 763, NextOffset: 783
+    testutil.go:509: Offset: 946, NextOffset: 1547
+    testutil.go:509: Offset: 783, NextOffset: 1306
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 322, NextOffset: 342
+    testutil.go:509: Offset: 219, NextOffset: 239
+    testutil.go:509: Offset: 342, NextOffset: 478
+    testutil.go:509: Offset: 239, NextOffset: 355
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 478, NextOffset: 498
+    testutil.go:509: Offset: 355, NextOffset: 375
+    testutil.go:509: Offset: 498, NextOffset: 634
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 115 302 563]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 603):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 115/603): 111, 290
-    zstdchunked_test.go:104:   [1] at 115 in stargz (nextFrame: 294/603): 183, 175
-    zstdchunked_test.go:104:   [2] at 294 in stargz (nextFrame: 302/603): 4, 257
-    zstdchunked_test.go:104:   [3] at 302 in stargz (nextFrame: 555/603): -1, 249
-    zstdchunked_test.go:104:   [4] at 555 in stargz (nextFrame: 603/603): -1, -1
+    testutil.go:1580: testing streams: [0 0 115 301 562]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 602):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 115/602): 111, 289
+    zstdchunked_test.go:104:   [1] at 115 in stargz (nextFrame: 293/602): 182, 174
+    zstdchunked_test.go:104:   [2] at 293 in stargz (nextFrame: 301/602): 4, 257
+    zstdchunked_test.go:104:   [3] at 301 in stargz (nextFrame: 554/602): -1, 249
+    zstdchunked_test.go:104:   [4] at 554 in stargz (nextFrame: 602/602): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 375, NextOffset: 491
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo4 foo5 foo_empty5 .no.prefetch.landmark foo3 foo_empty3 foo_empty4 foo6] vs [foo2 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty2 foo3 foo_empty3 foo4 foo_empty]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 484, NextOffset: 504
-    testutil.go:509: Offset: 360, NextOffset: 380
-    testutil.go:509: Offset: 504, NextOffset: 643
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 115 294 555]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 595):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 115/595): 111, 282
-    zstdchunked_test.go:104:   [1] at 115 in stargz (nextFrame: 286/595): 175, 167
-    zstdchunked_test.go:104:   [2] at 286 in stargz (nextFrame: 294/595): 4, 257
-    zstdchunked_test.go:104:   [3] at 294 in stargz (nextFrame: 547/595): -1, 249
-    zstdchunked_test.go:104:   [4] at 547 in stargz (nextFrame: 595/595): -1, -1
+    testutil.go:1580: testing streams: [0 0 115 293 554]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 594):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 115/594): 111, 281
+    zstdchunked_test.go:104:   [1] at 115 in stargz (nextFrame: 285/594): 174, 166
+    zstdchunked_test.go:104:   [2] at 285 in stargz (nextFrame: 293/594): 4, 257
+    zstdchunked_test.go:104:   [3] at 293 in stargz (nextFrame: 546/594): -1, 249
+    zstdchunked_test.go:104:   [4] at 546 in stargz (nextFrame: 594/594): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 380, NextOffset: 499
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 941, NextOffset: 961
-    testutil.go:509: Offset: 777, NextOffset: 797
-    testutil.go:509: Offset: 961, NextOffset: 1562
-    testutil.go:509: Offset: 797, NextOffset: 1317
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":83,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":221,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":360,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":380,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":499,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":519,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":638,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":658,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":325,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":484,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":643,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":663,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":941,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":961,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo2 foo3 foo_empty3 foo_empty5 foo foo_empty foo_empty2 foo4 foo_empty4] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo2 foo_empty3 foo5 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 187, NextOffset: 207
     testutil.go:509: Offset: 83, NextOffset: 103
-    testutil.go:509: Offset: 207, NextOffset: 325
-    testutil.go:509: Offset: 103, NextOffset: 221
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 325, NextOffset: 345
+    testutil.go:509: Offset: 187, NextOffset: 207
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 110 211 472]
+    testutil.go:1580: testing streams: [0 0 110 212 472]
     zstdchunked_test.go:59: got zstd streams (compressed size: 512):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/512): 106, 199
-    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 203/512): 97, 89
-    zstdchunked_test.go:104:   [2] at 203 in stargz (nextFrame: 211/512): 4, 257
-    zstdchunked_test.go:104:   [3] at 211 in stargz (nextFrame: 464/512): -1, 249
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/512): 106, 200
+    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 204/512): 98, 90
+    zstdchunked_test.go:104:   [2] at 204 in stargz (nextFrame: 212/512): 4, 256
+    zstdchunked_test.go:104:   [3] at 212 in stargz (nextFrame: 464/512): -1, 248
     zstdchunked_test.go:104:   [4] at 464 in stargz (nextFrame: 512/512): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 221, NextOffset: 241
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 345, NextOffset: 484
-    testutil.go:509: Offset: 241, NextOffset: 360
+    testutil.go:509: Offset: 103, NextOffset: 221
+    testutil.go:509: Offset: 207, NextOffset: 325
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 643, NextOffset: 663
     testutil.go:509: Offset: 499, NextOffset: 519
-    testutil.go:509: Offset: 663, NextOffset: 782
+    testutil.go:509: Offset: 643, NextOffset: 663
     testutil.go:509: Offset: 519, NextOffset: 638
+    testutil.go:509: Offset: 663, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 782, NextOffset: 802
     testutil.go:509: Offset: 638, NextOffset: 658
-    testutil.go:509: Offset: 802, NextOffset: 941
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 658, NextOffset: 777
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 110 211 472]
+    testutil.go:1580: testing streams: [0 0 110 212 472]
     zstdchunked_test.go:59: got zstd streams (compressed size: 512):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/512): 106, 199
-    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 203/512): 97, 89
-    zstdchunked_test.go:104:   [2] at 203 in stargz (nextFrame: 211/512): 4, 257
-    zstdchunked_test.go:104:   [3] at 211 in stargz (nextFrame: 464/512): -1, 249
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 110/512): 106, 200
+    zstdchunked_test.go:104:   [1] at 110 in stargz (nextFrame: 204/512): 98, 90
+    zstdchunked_test.go:104:   [2] at 204 in stargz (nextFrame: 212/512): 4, 256
+    zstdchunked_test.go:104:   [3] at 212 in stargz (nextFrame: 464/512): -1, 248
     zstdchunked_test.go:104:   [4] at 464 in stargz (nextFrame: 512/512): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 782, NextOffset: 802
+    testutil.go:509: Offset: 658, NextOffset: 777
+    testutil.go:509: Offset: 802, NextOffset: 941
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 777, NextOffset: 797
+    testutil.go:509: Offset: 941, NextOffset: 961
+    testutil.go:509: Offset: 797, NextOffset: 1317
+    testutil.go:509: Offset: 961, NextOffset: 1562
+    testutil.go:395: Comparing: "foo2" vs "foo2"
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 103 207 470]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 510):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 103/510): 99, 195
-    zstdchunked_test.go:104:   [1] at 103 in stargz (nextFrame: 199/510): 100, 92
-    zstdchunked_test.go:104:   [2] at 199 in stargz (nextFrame: 207/510): 4, 259
-    zstdchunked_test.go:104:   [3] at 207 in stargz (nextFrame: 462/510): -1, 251
-    zstdchunked_test.go:104:   [4] at 462 in stargz (nextFrame: 510/510): -1, -1
+    testutil.go:1580: testing streams: [0 0 103 208 471]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 511):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 103/511): 99, 196
+    zstdchunked_test.go:104:   [1] at 103 in stargz (nextFrame: 200/511): 101, 93
+    zstdchunked_test.go:104:   [2] at 200 in stargz (nextFrame: 208/511): 4, 259
+    zstdchunked_test.go:104:   [3] at 208 in stargz (nextFrame: 463/511): -1, 251
+    zstdchunked_test.go:104:   [4] at 463 in stargz (nextFrame: 511/511): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 221, NextOffset: 241
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":221,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":358,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":378,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":632,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":652,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":769,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":789,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":480,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":637,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":657,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":951,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo foo_empty foo2 foo4 foo5 foo6] vs [foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo4 foo_empty5 .no.prefetch.landmark foo2 foo3 foo_empty3]
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 325, NextOffset: 345
+    testutil.go:509: Offset: 241, NextOffset: 360
+    testutil.go:509: Offset: 345, NextOffset: 484
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 358, NextOffset: 378
-    testutil.go:509: Offset: 480, NextOffset: 500
-    testutil.go:509: Offset: 378, NextOffset: 495
-    testutil.go:509: Offset: 500, NextOffset: 637
+    testutil.go:509: Offset: 360, NextOffset: 380
+    testutil.go:509: Offset: 484, NextOffset: 504
+    testutil.go:509: Offset: 380, NextOffset: 499
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 504, NextOffset: 643
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo4 foo_empty4] vs [foo_empty2 foo4 foo_empty4 foo5 foo6 foo2 foo3 foo_empty3 foo_empty5 foo foo_empty]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 643, NextOffset: 663
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 103 207 470]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 510):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 103/510): 99, 195
-    zstdchunked_test.go:104:   [1] at 103 in stargz (nextFrame: 199/510): 100, 92
-    zstdchunked_test.go:104:   [2] at 199 in stargz (nextFrame: 207/510): 4, 259
-    zstdchunked_test.go:104:   [3] at 207 in stargz (nextFrame: 462/510): -1, 251
-    zstdchunked_test.go:104:   [4] at 462 in stargz (nextFrame: 510/510): -1, -1
+    testutil.go:1580: testing streams: [0 0 103 208 471]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 511):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 103/511): 99, 196
+    zstdchunked_test.go:104:   [1] at 103 in stargz (nextFrame: 200/511): 101, 93
+    zstdchunked_test.go:104:   [2] at 200 in stargz (nextFrame: 208/511): 4, 259
+    zstdchunked_test.go:104:   [3] at 208 in stargz (nextFrame: 463/511): -1, 251
+    zstdchunked_test.go:104:   [4] at 463 in stargz (nextFrame: 511/511): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 499, NextOffset: 519
+    testutil.go:509: Offset: 663, NextOffset: 782
+    testutil.go:509: Offset: 519, NextOffset: 638
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 105, NextOffset: 221
-    testutil.go:509: Offset: 207, NextOffset: 323
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 325, NextOffset: 345
     testutil.go:509: Offset: 221, NextOffset: 241
-    testutil.go:509: Offset: 323, NextOffset: 343
-    testutil.go:509: Offset: 241, NextOffset: 358
-    testutil.go:509: Offset: 343, NextOffset: 480
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 495, NextOffset: 515
-    testutil.go:509: Offset: 637, NextOffset: 657
-    testutil.go:509: Offset: 515, NextOffset: 632
-    testutil.go:509: Offset: 657, NextOffset: 774
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 632, NextOffset: 652
-    testutil.go:509: Offset: 774, NextOffset: 794
-    testutil.go:509: Offset: 652, NextOffset: 769
-    testutil.go:509: Offset: 794, NextOffset: 931
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#02
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     testutil.go:1580: testing streams: [0 0 103 286 549]
     zstdchunked_test.go:59: got zstd streams (compressed size: 589):
@@ -215864,19 +216869,8 @@
     zstdchunked_test.go:104:   [3] at 286 in stargz (nextFrame: 541/589): -1, 251
     zstdchunked_test.go:104:   [4] at 541 in stargz (nextFrame: 589/589): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 769, NextOffset: 789
-    testutil.go:509: Offset: 931, NextOffset: 951
-    testutil.go:509: Offset: 789, NextOffset: 1312
-    testutil.go:509: Offset: 951, NextOffset: 1552
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo3 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo4 foo_empty5] vs [foo_empty5 foo foo_empty foo2 foo4 foo5 foo6 foo_empty2 foo3 foo_empty3 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 774, NextOffset: 794
-    testutil.go:509: Offset: 632, NextOffset: 652
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 345, NextOffset: 484
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     testutil.go:1580: testing streams: [0 0 103 278 541]
     zstdchunked_test.go:59: got zstd streams (compressed size: 581):
@@ -215885,12 +216879,17 @@
     zstdchunked_test.go:104:   [2] at 270 in stargz (nextFrame: 278/581): 4, 259
     zstdchunked_test.go:104:   [3] at 278 in stargz (nextFrame: 533/581): -1, 251
     zstdchunked_test.go:104:   [4] at 533 in stargz (nextFrame: 581/581): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 241, NextOffset: 360
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 782, NextOffset: 802
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 794, NextOffset: 931
-    testutil.go:509: Offset: 652, NextOffset: 769
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 931, NextOffset: 951
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 638, NextOffset: 658
+    testutil.go:509: Offset: 802, NextOffset: 941
+    testutil.go:509: Offset: 658, NextOffset: 777
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     testutil.go:1580: testing streams: [0 0 101 206 470]
     zstdchunked_test.go:59: got zstd streams (compressed size: 510):
@@ -215900,61 +216899,38 @@
     zstdchunked_test.go:104:   [3] at 206 in stargz (nextFrame: 462/510): -1, 252
     zstdchunked_test.go:104:   [4] at 462 in stargz (nextFrame: 510/510): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 769, NextOffset: 789
-    testutil.go:509: Offset: 951, NextOffset: 1552
-    testutil.go:509: Offset: 789, NextOffset: 1312
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 941, NextOffset: 961
+    testutil.go:509: Offset: 777, NextOffset: 797
+    testutil.go:509: Offset: 961, NextOffset: 1562
+    testutil.go:509: Offset: 797, NextOffset: 1317
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 207, NextOffset: 323
-    testutil.go:509: Offset: 105, NextOffset: 221
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 83, NextOffset: 103
+    testutil.go:509: Offset: 207, NextOffset: 325
+    testutil.go:509: Offset: 103, NextOffset: 221
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     testutil.go:1580: testing streams: [0 0 101 206 470]
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 637, NextOffset: 657
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     zstdchunked_test.go:59: got zstd streams (compressed size: 510):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 101/510): 97, 194
     zstdchunked_test.go:104:   [1] at 101 in stargz (nextFrame: 198/510): 101, 93
     zstdchunked_test.go:104:   [2] at 198 in stargz (nextFrame: 206/510): 4, 260
     zstdchunked_test.go:104:   [3] at 206 in stargz (nextFrame: 462/510): -1, 252
     zstdchunked_test.go:104:   [4] at 462 in stargz (nextFrame: 510/510): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 495, NextOffset: 515
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 657, NextOffset: 774
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 101 206 467]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 507):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 101/507): 97, 194
-    zstdchunked_test.go:104:   [1] at 101 in stargz (nextFrame: 198/507): 101, 93
-    zstdchunked_test.go:104:   [2] at 198 in stargz (nextFrame: 206/507): 4, 257
-    zstdchunked_test.go:104:   [3] at 206 in stargz (nextFrame: 459/507): -1, 249
-    zstdchunked_test.go:104:   [4] at 459 in stargz (nextFrame: 507/507): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 515, NextOffset: 632
-=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 343
-    testutil.go:509: Offset: 221, NextOffset: 241
-    testutil.go:509: Offset: 343, NextOffset: 480
-    testutil.go:509: Offset: 241, NextOffset: 358
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 480, NextOffset: 500
-    testutil.go:509: Offset: 358, NextOffset: 378
-    testutil.go:509: Offset: 500, NextOffset: 637
-    testutil.go:509: Offset: 378, NextOffset: 495
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
+    testutil.go:509: Offset: 484, NextOffset: 504
+    testutil.go:509: Offset: 360, NextOffset: 380
+    testutil.go:509: Offset: 504, NextOffset: 643
+    testutil.go:509: Offset: 380, NextOffset: 499
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
     testutil.go:1580: testing streams: [0 0 101 207 468]
     zstdchunked_test.go:59: got zstd streams (compressed size: 508):
     zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 101/508): 97, 195
@@ -215962,239 +216938,448 @@
     zstdchunked_test.go:104:   [2] at 199 in stargz (nextFrame: 207/508): 4, 257
     zstdchunked_test.go:104:   [3] at 207 in stargz (nextFrame: 460/508): -1, 249
     zstdchunked_test.go:104:   [4] at 460 in stargz (nextFrame: 508/508): -1, -1
+=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 101 208 469]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 509):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 101/509): 97, 196
+    zstdchunked_test.go:104:   [1] at 101 in stargz (nextFrame: 200/509): 103, 95
+    zstdchunked_test.go:104:   [2] at 200 in stargz (nextFrame: 208/509): 4, 257
+    zstdchunked_test.go:104:   [3] at 208 in stargz (nextFrame: 461/509): -1, 249
+    zstdchunked_test.go:104:   [4] at 461 in stargz (nextFrame: 509/509): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":221,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":358,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":378,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":632,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":652,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":769,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":789,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":480,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":637,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":657,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":951,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty4 foo foo_empty foo2 foo3 foo5 foo_empty5 foo6] vs [foo6 foo_empty foo2 foo_empty3 foo5 .no.prefetch.landmark foo foo_empty2 foo3 foo4 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 358, NextOffset: 378
+    testutil.go:509: Offset: 480, NextOffset: 500
+    testutil.go:509: Offset: 378, NextOffset: 495
+    testutil.go:509: Offset: 500, NextOffset: 637
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 632, NextOffset: 652
+    testutil.go:509: Offset: 774, NextOffset: 794
+    testutil.go:509: Offset: 652, NextOffset: 769
+    testutil.go:509: Offset: 794, NextOffset: 931
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 769, NextOffset: 789
+    testutil.go:509: Offset: 931, NextOffset: 951
+    testutil.go:509: Offset: 789, NextOffset: 1312
+    testutil.go:509: Offset: 951, NextOffset: 1552
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 495, NextOffset: 515
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 101 284 545]
+    testutil.go:1580: testing streams: [0 0 101 285 545]
     zstdchunked_test.go:59: got zstd streams (compressed size: 585):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 101/585): 97, 272
-    zstdchunked_test.go:104:   [1] at 101 in stargz (nextFrame: 276/585): 179, 171
-    zstdchunked_test.go:104:   [2] at 276 in stargz (nextFrame: 284/585): 4, 257
-    zstdchunked_test.go:104:   [3] at 284 in stargz (nextFrame: 537/585): -1, 249
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 101/585): 97, 273
+    zstdchunked_test.go:104:   [1] at 101 in stargz (nextFrame: 277/585): 180, 172
+    zstdchunked_test.go:104:   [2] at 277 in stargz (nextFrame: 285/585): 4, 256
+    zstdchunked_test.go:104:   [3] at 285 in stargz (nextFrame: 537/585): -1, 248
     zstdchunked_test.go:104:   [4] at 537 in stargz (nextFrame: 585/585): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 101 276 537]
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 637, NextOffset: 657
+    testutil.go:509: Offset: 515, NextOffset: 632
+    testutil.go:509: Offset: 657, NextOffset: 774
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 105, NextOffset: 221
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 101 277 537]
     zstdchunked_test.go:59: got zstd streams (compressed size: 577):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 101/577): 97, 264
-    zstdchunked_test.go:104:   [1] at 101 in stargz (nextFrame: 268/577): 171, 163
-    zstdchunked_test.go:104:   [2] at 268 in stargz (nextFrame: 276/577): 4, 257
-    zstdchunked_test.go:104:   [3] at 276 in stargz (nextFrame: 529/577): -1, 249
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 101/577): 97, 265
+    zstdchunked_test.go:104:   [1] at 101 in stargz (nextFrame: 269/577): 172, 164
+    zstdchunked_test.go:104:   [2] at 269 in stargz (nextFrame: 277/577): 4, 256
+    zstdchunked_test.go:104:   [3] at 277 in stargz (nextFrame: 529/577): -1, 248
     zstdchunked_test.go:104:   [4] at 529 in stargz (nextFrame: 577/577): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":77,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":94,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":205,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":222,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":332,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":480,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":611,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":739,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":454,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":885,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":902,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty5 foo2 foo3 foo_empty3 foo5 foo6 foo foo_empty foo_empty2 foo4] vs [.no.prefetch.landmark foo_empty3 foo5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 77, NextOffset: 94
-    testutil.go:509: Offset: 176, NextOffset: 193
-    testutil.go:509: Offset: 94, NextOffset: 205
-    testutil.go:509: Offset: 193, NextOffset: 304
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 207, NextOffset: 323
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 463, NextOffset: 480
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 221, NextOffset: 241
+    testutil.go:509: Offset: 323, NextOffset: 343
+    testutil.go:509: Offset: 241, NextOffset: 358
+    testutil.go:509: Offset: 343, NextOffset: 480
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 100 204 464]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 504):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 100/504): 96, 192
-    zstdchunked_test.go:104:   [1] at 100 in stargz (nextFrame: 196/504): 100, 92
-    zstdchunked_test.go:104:   [2] at 196 in stargz (nextFrame: 204/504): 4, 256
-    zstdchunked_test.go:104:   [3] at 204 in stargz (nextFrame: 456/504): -1, 248
-    zstdchunked_test.go:104:   [4] at 456 in stargz (nextFrame: 504/504): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 604, NextOffset: 621
+    testutil.go:1580: testing streams: [0 0 100 206 466]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 506):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 100/506): 96, 194
+    zstdchunked_test.go:104:   [1] at 100 in stargz (nextFrame: 198/506): 102, 94
+    zstdchunked_test.go:104:   [2] at 198 in stargz (nextFrame: 206/506): 4, 256
+    zstdchunked_test.go:104:   [3] at 206 in stargz (nextFrame: 458/506): -1, 248
+    zstdchunked_test.go:104:   [4] at 458 in stargz (nextFrame: 506/506): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 480, NextOffset: 594
-    testutil.go:509: Offset: 621, NextOffset: 735
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty3 foo5 .no.prefetch.landmark foo foo_empty2 foo3] vs [foo2 foo3 foo5 foo_empty5 foo6 foo_empty2 foo_empty3 foo4 foo_empty4 foo foo_empty]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 931, NextOffset: 951
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 769, NextOffset: 789
+    testutil.go:509: Offset: 951, NextOffset: 1552
+    testutil.go:509: Offset: 789, NextOffset: 1312
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 205, NextOffset: 222
-    testutil.go:509: Offset: 304, NextOffset: 321
-    testutil.go:509: Offset: 222, NextOffset: 332
-    testutil.go:509: Offset: 321, NextOffset: 454
+    testutil.go:509: Offset: 323, NextOffset: 343
 === NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 100 205 465]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 505):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 100/505): 96, 193
-    zstdchunked_test.go:104:   [1] at 100 in stargz (nextFrame: 197/505): 101, 93
-    zstdchunked_test.go:104:   [2] at 197 in stargz (nextFrame: 205/505): 4, 256
-    zstdchunked_test.go:104:   [3] at 205 in stargz (nextFrame: 457/505): -1, 248
-    zstdchunked_test.go:104:   [4] at 457 in stargz (nextFrame: 505/505): -1, -1
+    testutil.go:1580: testing streams: [0 0 100 207 467]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 507):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 100/507): 96, 195
+    zstdchunked_test.go:104:   [1] at 100 in stargz (nextFrame: 199/507): 103, 95
+    zstdchunked_test.go:104:   [2] at 199 in stargz (nextFrame: 207/507): 4, 256
+    zstdchunked_test.go:104:   [3] at 207 in stargz (nextFrame: 459/507): -1, 248
+    zstdchunked_test.go:104:   [4] at 459 in stargz (nextFrame: 507/507): -1, -1
 === RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 221, NextOffset: 241
+    testutil.go:509: Offset: 343, NextOffset: 480
+    testutil.go:509: Offset: 241, NextOffset: 358
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 774, NextOffset: 794
+    testutil.go:509: Offset: 632, NextOffset: 652
+    testutil.go:509: Offset: 794, NextOffset: 931
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 104 211 475]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 515):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 104/515): 100, 199
+    zstdchunked_test.go:104:   [1] at 104 in stargz (nextFrame: 203/515): 103, 95
+    zstdchunked_test.go:104:   [2] at 203 in stargz (nextFrame: 211/515): 4, 260
+    zstdchunked_test.go:104:   [3] at 211 in stargz (nextFrame: 467/515): -1, 252
+    zstdchunked_test.go:104:   [4] at 467 in stargz (nextFrame: 515/515): -1, -1
+=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 652, NextOffset: 769
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 85, NextOffset: 105
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 104 212 476]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 516):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 104/516): 100, 200
+    zstdchunked_test.go:104:   [1] at 104 in stargz (nextFrame: 204/516): 104, 96
+    zstdchunked_test.go:104:   [2] at 204 in stargz (nextFrame: 212/516): 4, 260
+    zstdchunked_test.go:104:   [3] at 212 in stargz (nextFrame: 468/516): -1, 252
+    zstdchunked_test.go:104:   [4] at 468 in stargz (nextFrame: 516/516): -1, -1
+=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 207, NextOffset: 323
+    testutil.go:509: Offset: 105, NextOffset: 221
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 480, NextOffset: 500
+    testutil.go:509: Offset: 358, NextOffset: 378
+    testutil.go:509: Offset: 500, NextOffset: 637
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 104 289 553]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 593):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 104/593): 100, 277
+    zstdchunked_test.go:104:   [1] at 104 in stargz (nextFrame: 281/593): 181, 173
+    zstdchunked_test.go:104:   [2] at 281 in stargz (nextFrame: 289/593): 4, 260
+    zstdchunked_test.go:104:   [3] at 289 in stargz (nextFrame: 545/593): -1, 252
+    zstdchunked_test.go:104:   [4] at 545 in stargz (nextFrame: 593/593): -1, -1
+=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 378, NextOffset: 495
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 637, NextOffset: 657
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 104 281 545]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 585):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 104/585): 100, 269
+    zstdchunked_test.go:104:   [1] at 104 in stargz (nextFrame: 273/585): 173, 165
+    zstdchunked_test.go:104:   [2] at 273 in stargz (nextFrame: 281/585): 4, 260
+    zstdchunked_test.go:104:   [3] at 281 in stargz (nextFrame: 537/585): -1, 252
+    zstdchunked_test.go:104:   [4] at 537 in stargz (nextFrame: 585/585): -1, -1
+=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 495, NextOffset: 515
+    testutil.go:509: Offset: 657, NextOffset: 774
+    testutil.go:509: Offset: 515, NextOffset: 632
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 104 211 475]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 515):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 104/515): 100, 199
+    zstdchunked_test.go:104:   [1] at 104 in stargz (nextFrame: 203/515): 103, 95
+    zstdchunked_test.go:104:   [2] at 203 in stargz (nextFrame: 211/515): 4, 260
+    zstdchunked_test.go:104:   [3] at 211 in stargz (nextFrame: 467/515): -1, 252
+    zstdchunked_test.go:104:   [4] at 467 in stargz (nextFrame: 515/515): -1, -1
+=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 104 212 476]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 516):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 104/516): 100, 200
+    zstdchunked_test.go:104:   [1] at 104 in stargz (nextFrame: 204/516): 104, 96
+    zstdchunked_test.go:104:   [2] at 204 in stargz (nextFrame: 212/516): 4, 260
+    zstdchunked_test.go:104:   [3] at 212 in stargz (nextFrame: 468/516): -1, 252
+    zstdchunked_test.go:104:   [4] at 468 in stargz (nextFrame: 516/516): -1, -1
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 64641 129994 130436]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130476):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64641/130476): 64637, 129982
+    zstdchunked_test.go:104:   [1] at 64641 in stargz (nextFrame: 129986/130476): 65349, 65341
+    zstdchunked_test.go:104:   [2] at 129986 in stargz (nextFrame: 129994/130476): 4, 438
+    zstdchunked_test.go:104:   [3] at 129994 in stargz (nextFrame: 130428/130476): -1, 430
+    zstdchunked_test.go:104:   [4] at 130428 in stargz (nextFrame: 130476/130476): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64641,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64641,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#02
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":77,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":94,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":205,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":222,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":332,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":480,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":611,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":739,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":454,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":885,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":902,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo5 foo_empty5 foo foo2 foo4 foo6 foo_empty foo_empty2 foo3] vs [foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty foo_empty3]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 332, NextOffset: 349
     testutil.go:509: Offset: 454, NextOffset: 471
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 64641 128870 129312]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129352):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 349, NextOffset: 463
     testutil.go:509: Offset: 471, NextOffset: 604
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 594, NextOffset: 611
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64641/129352): 64637, 128858
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 735, NextOffset: 752
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [1] at 64641 in stargz (nextFrame: 128862/129352): 64225, 64217
+    zstdchunked_test.go:104:   [2] at 128862 in stargz (nextFrame: 128870/129352): 4, 438
+    zstdchunked_test.go:104:   [3] at 128870 in stargz (nextFrame: 129304/129352): -1, 430
+    zstdchunked_test.go:104:   [4] at 129304 in stargz (nextFrame: 129352/129352): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64641,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64641,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 611, NextOffset: 722
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 752, NextOffset: 885
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 77, NextOffset: 94
+    testutil.go:509: Offset: 176, NextOffset: 193
+    testutil.go:509: Offset: 94, NextOffset: 205
+    testutil.go:509: Offset: 193, NextOffset: 304
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 205, NextOffset: 222
+    testutil.go:509: Offset: 304, NextOffset: 321
+    testutil.go:509: Offset: 222, NextOffset: 332
+    testutil.go:509: Offset: 321, NextOffset: 454
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 463, NextOffset: 480
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 604, NextOffset: 621
+    testutil.go:509: Offset: 480, NextOffset: 594
+    testutil.go:509: Offset: 621, NextOffset: 735
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 722, NextOffset: 739
     testutil.go:509: Offset: 885, NextOffset: 902
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 104 211 475]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 515):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 104/515): 100, 199
-    zstdchunked_test.go:104:   [1] at 104 in stargz (nextFrame: 203/515): 103, 95
-    zstdchunked_test.go:104:   [2] at 203 in stargz (nextFrame: 211/515): 4, 260
-    zstdchunked_test.go:104:   [3] at 211 in stargz (nextFrame: 467/515): -1, 252
-    zstdchunked_test.go:104:   [4] at 467 in stargz (nextFrame: 515/515): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 739, NextOffset: 1254
-=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 902, NextOffset: 1475
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty3 foo5 foo6 foo] vs [foo foo_empty foo_empty2 foo4 foo_empty4 foo_empty5 foo2 foo3 foo_empty3 foo5 foo6]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 304, NextOffset: 321
-    testutil.go:509: Offset: 205, NextOffset: 222
-    testutil.go:509: Offset: 321, NextOffset: 454
-    testutil.go:509: Offset: 222, NextOffset: 332
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo4] vs [foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo foo2 foo4 foo6]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 454, NextOffset: 471
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 104 212 476]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 516):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 104/516): 100, 200
-    zstdchunked_test.go:104:   [1] at 104 in stargz (nextFrame: 204/516): 104, 96
-    zstdchunked_test.go:104:   [2] at 204 in stargz (nextFrame: 212/516): 4, 260
-    zstdchunked_test.go:104:   [3] at 212 in stargz (nextFrame: 468/516): -1, 252
-    zstdchunked_test.go:104:   [4] at 468 in stargz (nextFrame: 516/516): -1, -1
-=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 332, NextOffset: 349
     testutil.go:509: Offset: 471, NextOffset: 604
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 349, NextOffset: 463
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 604, NextOffset: 621
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 104 290 554]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 594):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 104/594): 100, 278
-    zstdchunked_test.go:104:   [1] at 104 in stargz (nextFrame: 282/594): 182, 174
-    zstdchunked_test.go:104:   [2] at 282 in stargz (nextFrame: 290/594): 4, 260
-    zstdchunked_test.go:104:   [3] at 290 in stargz (nextFrame: 546/594): -1, 252
-    zstdchunked_test.go:104:   [4] at 546 in stargz (nextFrame: 594/594): -1, -1
-=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 463, NextOffset: 480
     testutil.go:509: Offset: 621, NextOffset: 735
     testutil.go:509: Offset: 480, NextOffset: 594
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 735, NextOffset: 752
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 64641 129994 130436]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130476):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 594, NextOffset: 611
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64641/130476): 64637, 129982
+    zstdchunked_test.go:104:   [1] at 64641 in stargz (nextFrame: 129986/130476): 65349, 65341
+    zstdchunked_test.go:104:   [2] at 129986 in stargz (nextFrame: 129994/130476): 4, 438
+    zstdchunked_test.go:104:   [3] at 129994 in stargz (nextFrame: 130428/130476): -1, 430
+    zstdchunked_test.go:104:   [4] at 130428 in stargz (nextFrame: 130476/130476): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64641,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64641,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 752, NextOffset: 885
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 104 282 546]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 586):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 104/586): 100, 270
-    zstdchunked_test.go:104:   [1] at 104 in stargz (nextFrame: 274/586): 174, 166
-    zstdchunked_test.go:104:   [2] at 274 in stargz (nextFrame: 282/586): 4, 260
-    zstdchunked_test.go:104:   [3] at 282 in stargz (nextFrame: 538/586): -1, 252
-    zstdchunked_test.go:104:   [4] at 538 in stargz (nextFrame: 586/586): -1, -1
-=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 611, NextOffset: 722
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 104 211 475]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 515):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 104/515): 100, 199
-    zstdchunked_test.go:104:   [1] at 104 in stargz (nextFrame: 203/515): 103, 95
-    zstdchunked_test.go:104:   [2] at 203 in stargz (nextFrame: 211/515): 4, 260
-    zstdchunked_test.go:104:   [3] at 211 in stargz (nextFrame: 467/515): -1, 252
-    zstdchunked_test.go:104:   [4] at 467 in stargz (nextFrame: 515/515): -1, -1
-=== RUN   TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 885, NextOffset: 902
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 104 212 476]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 516):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 104/516): 100, 200
-    zstdchunked_test.go:104:   [1] at 104 in stargz (nextFrame: 204/516): 104, 96
-    zstdchunked_test.go:104:   [2] at 204 in stargz (nextFrame: 212/516): 4, 260
-    zstdchunked_test.go:104:   [3] at 212 in stargz (nextFrame: 468/516): -1, 252
-    zstdchunked_test.go:104:   [4] at 468 in stargz (nextFrame: 516/516): -1, -1
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 722, NextOffset: 739
     testutil.go:509: Offset: 902, NextOffset: 1475
     testutil.go:509: Offset: 739, NextOffset: 1254
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 176, NextOffset: 193
     testutil.go:509: Offset: 77, NextOffset: 94
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 64641 129994 130434]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130474):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 193, NextOffset: 304
     testutil.go:509: Offset: 94, NextOffset: 205
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64641/130474): 64637, 129982
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 304, NextOffset: 321
+    testutil.go:509: Offset: 205, NextOffset: 222
+    testutil.go:509: Offset: 321, NextOffset: 454
+    testutil.go:509: Offset: 222, NextOffset: 332
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [1] at 64641 in stargz (nextFrame: 129986/130474): 65349, 65341
-    zstdchunked_test.go:104:   [2] at 129986 in stargz (nextFrame: 129994/130474): 4, 436
-    zstdchunked_test.go:104:   [3] at 129994 in stargz (nextFrame: 130426/130474): -1, 428
-    zstdchunked_test.go:104:   [4] at 130426 in stargz (nextFrame: 130474/130474): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 64641 128870 129312]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129352):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64641/129352): 64637, 128858
+    zstdchunked_test.go:104:   [1] at 64641 in stargz (nextFrame: 128862/129352): 64225, 64217
+    zstdchunked_test.go:104:   [2] at 128862 in stargz (nextFrame: 128870/129352): 4, 438
+    zstdchunked_test.go:104:   [3] at 128870 in stargz (nextFrame: 129304/129352): -1, 430
+    zstdchunked_test.go:104:   [4] at 129304 in stargz (nextFrame: 129352/129352): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64641,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64641,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64641,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 64641 128870 129310]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129350):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64641/129350): 64637, 128858
-    zstdchunked_test.go:104:   [1] at 64641 in stargz (nextFrame: 128862/129350): 64225, 64217
-    zstdchunked_test.go:104:   [2] at 128862 in stargz (nextFrame: 128870/129350): 4, 436
-    zstdchunked_test.go:104:   [3] at 128870 in stargz (nextFrame: 129302/129350): -1, 428
-    zstdchunked_test.go:104:   [4] at 129302 in stargz (nextFrame: 129350/129350): -1, -1
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 64641 129995 130437]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130477):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64641/130477): 64637, 129983
+    zstdchunked_test.go:104:   [1] at 64641 in stargz (nextFrame: 129987/130477): 65350, 65342
+    zstdchunked_test.go:104:   [2] at 129987 in stargz (nextFrame: 129995/130477): 4, 438
+    zstdchunked_test.go:104:   [3] at 129995 in stargz (nextFrame: 130429/130477): -1, 430
+    zstdchunked_test.go:104:   [4] at 130429 in stargz (nextFrame: 130477/130477): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64641,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64641,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64641,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":95,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":223,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":337,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":354,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":468,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":599,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":616,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":730,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":747,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":177,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":194,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":305,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":322,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":455,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":472,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":605,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":622,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":736,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":753,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":886,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":903,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo_empty3 foo4 foo_empty5 foo6 foo_empty foo2 foo3 foo_empty4 foo5] vs [foo_empty3 foo4 foo_empty5 foo_empty foo_empty2 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo2 foo3]
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty4 foo5 foo foo3 foo_empty3 foo4 foo_empty5 foo6 foo_empty] vs [foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo3 foo6]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 599, NextOffset: 616
+    testutil.go:509: Offset: 736, NextOffset: 753
+    testutil.go:509: Offset: 616, NextOffset: 730
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 753, NextOffset: 886
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 78, NextOffset: 95
+    testutil.go:509: Offset: 177, NextOffset: 194
+    testutil.go:509: Offset: 95, NextOffset: 206
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 64641 128871 129313]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129353):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 194, NextOffset: 305
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64641/129353): 64637, 128859
+    zstdchunked_test.go:104:   [1] at 64641 in stargz (nextFrame: 128863/129353): 64226, 64218
+    zstdchunked_test.go:104:   [2] at 128863 in stargz (nextFrame: 128871/129353): 4, 438
+    zstdchunked_test.go:104:   [3] at 128871 in stargz (nextFrame: 129305/129353): -1, 430
+    zstdchunked_test.go:104:   [4] at 129305 in stargz (nextFrame: 129353/129353): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64641,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64641,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 337, NextOffset: 354
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 455, NextOffset: 472
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 354, NextOffset: 468
+    testutil.go:509: Offset: 472, NextOffset: 605
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 468, NextOffset: 485
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 605, NextOffset: 622
     testutil.go:509: Offset: 485, NextOffset: 599
     testutil.go:509: Offset: 622, NextOffset: 736
@@ -216207,601 +217392,583 @@
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 206, NextOffset: 223
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 305, NextOffset: 322
     testutil.go:509: Offset: 223, NextOffset: 337
     testutil.go:509: Offset: 322, NextOffset: 455
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 337, NextOffset: 354
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 64641 129994 130434]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130474):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 455, NextOffset: 472
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64641/130474): 64637, 129982
-    zstdchunked_test.go:104:   [1] at 64641 in stargz (nextFrame: 129986/130474): 65349, 65341
-    zstdchunked_test.go:104:   [2] at 129986 in stargz (nextFrame: 129994/130474): 4, 436
-    zstdchunked_test.go:104:   [3] at 129994 in stargz (nextFrame: 130426/130474): -1, 428
-    zstdchunked_test.go:104:   [4] at 130426 in stargz (nextFrame: 130474/130474): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64641,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 354, NextOffset: 468
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64641,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 472, NextOffset: 605
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 599, NextOffset: 616
-    testutil.go:509: Offset: 736, NextOffset: 753
-    testutil.go:509: Offset: 616, NextOffset: 730
-    testutil.go:509: Offset: 753, NextOffset: 886
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo3 foo6] vs [foo foo3 foo_empty3 foo4 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 78, NextOffset: 95
     testutil.go:509: Offset: 177, NextOffset: 194
-    testutil.go:509: Offset: 95, NextOffset: 206
+    testutil.go:509: Offset: 78, NextOffset: 95
     testutil.go:509: Offset: 194, NextOffset: 305
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo2 foo3 foo_empty3 foo4 foo_empty5] vs [foo4 foo_empty5 foo6 foo_empty foo2 foo3 foo_empty4 foo5 foo foo_empty2 foo_empty3]
-    testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 64641 128870 129310]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129350):
+    testutil.go:509: Offset: 95, NextOffset: 206
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 455, NextOffset: 472
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 64626 129987 130436]
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 177, NextOffset: 194
-    testutil.go:509: Offset: 78, NextOffset: 95
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64641/129350): 64637, 128858
+    testutil.go:509: Offset: 337, NextOffset: 354
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130476):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 194, NextOffset: 305
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [1] at 64641 in stargz (nextFrame: 128862/129350): 64225, 64217
-    zstdchunked_test.go:104:   [2] at 128862 in stargz (nextFrame: 128870/129350): 4, 436
-    zstdchunked_test.go:104:   [3] at 128870 in stargz (nextFrame: 129302/129350): -1, 428
-    zstdchunked_test.go:104:   [4] at 129302 in stargz (nextFrame: 129350/129350): -1, -1
+    testutil.go:509: Offset: 472, NextOffset: 605
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64626/130476): 64622, 129975
+    zstdchunked_test.go:104:   [1] at 64626 in stargz (nextFrame: 129979/130476): 65357, 65349
+    zstdchunked_test.go:104:   [2] at 129979 in stargz (nextFrame: 129987/130476): 4, 445
+    zstdchunked_test.go:104:   [3] at 129987 in stargz (nextFrame: 130428/130476): -1, 437
+    zstdchunked_test.go:104:   [4] at 130428 in stargz (nextFrame: 130476/130476): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 354, NextOffset: 468
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64641,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64626,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64641,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64626,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 95, NextOffset: 206
+    testutil.go:509: Offset: 886, NextOffset: 903
+    testutil.go:509: Offset: 730, NextOffset: 747
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 903, NextOffset: 1479
+    testutil.go:509: Offset: 747, NextOffset: 1261
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 305, NextOffset: 322
     testutil.go:509: Offset: 206, NextOffset: 223
     testutil.go:509: Offset: 322, NextOffset: 455
     testutil.go:509: Offset: 223, NextOffset: 337
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 455, NextOffset: 472
-    testutil.go:509: Offset: 337, NextOffset: 354
-    testutil.go:509: Offset: 472, NextOffset: 605
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 354, NextOffset: 468
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 605, NextOffset: 622
     testutil.go:509: Offset: 468, NextOffset: 485
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 622, NextOffset: 736
     testutil.go:509: Offset: 485, NextOffset: 599
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 64641 129995 130435]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130475):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 736, NextOffset: 753
     testutil.go:509: Offset: 599, NextOffset: 616
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64641/130475): 64637, 129983
-    zstdchunked_test.go:104:   [1] at 64641 in stargz (nextFrame: 129987/130475): 65350, 65342
-    zstdchunked_test.go:104:   [2] at 129987 in stargz (nextFrame: 129995/130475): 4, 436
-    zstdchunked_test.go:104:   [3] at 129995 in stargz (nextFrame: 130427/130475): -1, 428
-    zstdchunked_test.go:104:   [4] at 130427 in stargz (nextFrame: 130475/130475): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64641,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64641,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 64626 128863 129312]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129352):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 753, NextOffset: 886
-    testutil.go:509: Offset: 616, NextOffset: 730
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 886, NextOffset: 903
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64626/129352): 64622, 128851
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 730, NextOffset: 747
-    testutil.go:509: Offset: 903, NextOffset: 1479
-    testutil.go:509: Offset: 747, NextOffset: 1261
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 64641 128871 129311]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129351):
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64641/129351): 64637, 128859
-    zstdchunked_test.go:104:   [1] at 64641 in stargz (nextFrame: 128863/129351): 64226, 64218
-    zstdchunked_test.go:104:   [2] at 128863 in stargz (nextFrame: 128871/129351): 4, 436
-    zstdchunked_test.go:104:   [3] at 128871 in stargz (nextFrame: 129303/129351): -1, 428
-    zstdchunked_test.go:104:   [4] at 129303 in stargz (nextFrame: 129351/129351): -1, -1
+    testutil.go:509: Offset: 616, NextOffset: 730
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [1] at 64626 in stargz (nextFrame: 128855/129352): 64233, 64225
+    zstdchunked_test.go:104:   [2] at 128855 in stargz (nextFrame: 128863/129352): 4, 445
+    zstdchunked_test.go:104:   [3] at 128863 in stargz (nextFrame: 129304/129352): -1, 437
+    zstdchunked_test.go:104:   [4] at 129304 in stargz (nextFrame: 129352/129352): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64641,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64626,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64641,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64641,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64626,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 64626 129987 130434]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130474):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64626/130474): 64622, 129975
-    zstdchunked_test.go:104:   [1] at 64626 in stargz (nextFrame: 129979/130474): 65357, 65349
-    zstdchunked_test.go:104:   [2] at 129979 in stargz (nextFrame: 129987/130474): 4, 443
-    zstdchunked_test.go:104:   [3] at 129987 in stargz (nextFrame: 130426/130474): -1, 435
-    zstdchunked_test.go:104:   [4] at 130426 in stargz (nextFrame: 130474/130474): -1, -1
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":95,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":223,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":336,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":469,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":454,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":737,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":754,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":887,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":904,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo5 foo6] vs [foo foo3 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 469, NextOffset: 486
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 64626 129987 130436]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130476):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64626/130476): 64622, 129975
+    zstdchunked_test.go:104:   [1] at 64626 in stargz (nextFrame: 129979/130476): 65357, 65349
+    zstdchunked_test.go:104:   [2] at 129979 in stargz (nextFrame: 129987/130476): 4, 445
+    zstdchunked_test.go:104:   [3] at 129987 in stargz (nextFrame: 130428/130476): -1, 437
+    zstdchunked_test.go:104:   [4] at 130428 in stargz (nextFrame: 130476/130476): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64626,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64626,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64626,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 604, NextOffset: 621
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":95,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":223,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":336,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":469,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":454,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":737,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":754,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":887,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":904,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo4 foo_empty4 foo6 foo foo_empty] vs [foo6 .no.prefetch.landmark foo3 foo_empty3 foo4 foo_empty4 foo foo_empty foo2 foo_empty2 foo5 foo_empty5]
+    testutil.go:509: Offset: 486, NextOffset: 602
+    testutil.go:509: Offset: 621, NextOffset: 737
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 735, NextOffset: 752
-    testutil.go:509: Offset: 887, NextOffset: 904
-    testutil.go:509: Offset: 752, NextOffset: 1263
-    testutil.go:509: Offset: 904, NextOffset: 1485
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 78, NextOffset: 95
     testutil.go:509: Offset: 176, NextOffset: 193
     testutil.go:509: Offset: 95, NextOffset: 206
     testutil.go:509: Offset: 193, NextOffset: 304
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 602, NextOffset: 619
+    testutil.go:509: Offset: 737, NextOffset: 754
+    testutil.go:509: Offset: 619, NextOffset: 735
+    testutil.go:509: Offset: 754, NextOffset: 887
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 735, NextOffset: 752
+    testutil.go:509: Offset: 887, NextOffset: 904
+    testutil.go:509: Offset: 752, NextOffset: 1263
+    testutil.go:509: Offset: 904, NextOffset: 1485
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 206, NextOffset: 223
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 64626 128863 129310]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129350):
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 64626 128863 129312]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129352):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 304, NextOffset: 321
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64626/129350): 64622, 128851
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64626/129352): 64622, 128851
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 223, NextOffset: 336
-    testutil.go:509: Offset: 321, NextOffset: 454
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [1] at 64626 in stargz (nextFrame: 128855/129350): 64233, 64225
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [1] at 64626 in stargz (nextFrame: 128855/129352): 64233, 64225
+    zstdchunked_test.go:104:   [2] at 128855 in stargz (nextFrame: 128863/129352): 4, 445
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 336, NextOffset: 353
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [2] at 128855 in stargz (nextFrame: 128863/129350): 4, 443
-    zstdchunked_test.go:104:   [3] at 128863 in stargz (nextFrame: 129302/129350): -1, 435
-    zstdchunked_test.go:104:   [4] at 129302 in stargz (nextFrame: 129350/129350): -1, -1
+    testutil.go:509: Offset: 321, NextOffset: 454
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [3] at 128863 in stargz (nextFrame: 129304/129352): -1, 437
+    zstdchunked_test.go:104:   [4] at 129304 in stargz (nextFrame: 129352/129352): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64626,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64626,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64626,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 454, NextOffset: 471
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 336, NextOffset: 353
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 454, NextOffset: 471
     testutil.go:509: Offset: 353, NextOffset: 469
     testutil.go:509: Offset: 471, NextOffset: 604
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 602, NextOffset: 619
-    testutil.go:509: Offset: 737, NextOffset: 754
-    testutil.go:509: Offset: 619, NextOffset: 735
-    testutil.go:509: Offset: 754, NextOffset: 887
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 469, NextOffset: 486
-    testutil.go:509: Offset: 604, NextOffset: 621
-    testutil.go:509: Offset: 486, NextOffset: 602
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#02
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 621, NextOffset: 737
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo foo_empty foo2 foo_empty2 foo5 foo_empty5 foo6 .no.prefetch.landmark] vs [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo4 foo_empty4 foo6]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo4 foo_empty4 foo foo3 foo_empty3 foo5 foo_empty5 foo6] vs [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo5 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 304, NextOffset: 321
     testutil.go:509: Offset: 206, NextOffset: 223
     testutil.go:509: Offset: 321, NextOffset: 454
     testutil.go:509: Offset: 223, NextOffset: 336
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 737, NextOffset: 754
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 64626 129987 130434]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130474):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64626/130474): 64622, 129975
-    zstdchunked_test.go:104:   [1] at 64626 in stargz (nextFrame: 129979/130474): 65357, 65349
-    zstdchunked_test.go:104:   [2] at 129979 in stargz (nextFrame: 129987/130474): 4, 443
-    zstdchunked_test.go:104:   [3] at 129987 in stargz (nextFrame: 130426/130474): -1, 435
-    zstdchunked_test.go:104:   [4] at 130426 in stargz (nextFrame: 130474/130474): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64626,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64626,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 602, NextOffset: 619
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 754, NextOffset: 887
-    testutil.go:509: Offset: 619, NextOffset: 735
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 887, NextOffset: 904
-    testutil.go:509: Offset: 735, NextOffset: 752
-    testutil.go:509: Offset: 904, NextOffset: 1485
-    testutil.go:509: Offset: 752, NextOffset: 1263
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 454, NextOffset: 471
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 336, NextOffset: 353
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 64626 128863 129310]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129350):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64626/129350): 64622, 128851
-    zstdchunked_test.go:104:   [1] at 64626 in stargz (nextFrame: 128855/129350): 64233, 64225
-    zstdchunked_test.go:104:   [2] at 128855 in stargz (nextFrame: 128863/129350): 4, 443
-    zstdchunked_test.go:104:   [3] at 128863 in stargz (nextFrame: 129302/129350): -1, 435
-    zstdchunked_test.go:104:   [4] at 129302 in stargz (nextFrame: 129350/129350): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64626,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64626,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 471, NextOffset: 604
-    testutil.go:509: Offset: 353, NextOffset: 469
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 604, NextOffset: 621
     testutil.go:509: Offset: 469, NextOffset: 486
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 621, NextOffset: 737
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 64622 129982 130430]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130470):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 486, NextOffset: 602
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64622/130470): 64618, 129970
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 176, NextOffset: 193
-    testutil.go:509: Offset: 78, NextOffset: 95
-    testutil.go:509: Offset: 193, NextOffset: 304
-    testutil.go:509: Offset: 95, NextOffset: 206
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 64622 129982 130429]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130469):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64622/130469): 64618, 129970
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [1] at 64622 in stargz (nextFrame: 129974/130469): 65356, 65348
-    zstdchunked_test.go:104:   [2] at 129974 in stargz (nextFrame: 129982/130469): 4, 443
-    zstdchunked_test.go:104:   [3] at 129982 in stargz (nextFrame: 130421/130469): -1, 435
-    zstdchunked_test.go:104:   [4] at 130421 in stargz (nextFrame: 130469/130469): -1, -1
+    zstdchunked_test.go:104:   [1] at 64622 in stargz (nextFrame: 129974/130470): 65356, 65348
+    zstdchunked_test.go:104:   [2] at 129974 in stargz (nextFrame: 129982/130470): 4, 444
+    zstdchunked_test.go:104:   [3] at 129982 in stargz (nextFrame: 130422/130470): -1, 436
+    zstdchunked_test.go:104:   [4] at 130422 in stargz (nextFrame: 130470/130470): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64622,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64622,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64622,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64622,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64622,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 78, NextOffset: 95
+    testutil.go:509: Offset: 193, NextOffset: 304
+    testutil.go:509: Offset: 95, NextOffset: 206
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 454, NextOffset: 471
+    testutil.go:509: Offset: 336, NextOffset: 353
+    testutil.go:509: Offset: 471, NextOffset: 604
+    testutil.go:509: Offset: 353, NextOffset: 469
 === RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 64622 128858 129305]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129345):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64622/129345): 64618, 128846
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#02
+    testutil.go:1580: testing streams: [0 0 64622 128858 129306]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129346):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64622/129346): 64618, 128846
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
 === NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [1] at 64622 in stargz (nextFrame: 128850/129345): 64232, 64224
-    zstdchunked_test.go:104:   [2] at 128850 in stargz (nextFrame: 128858/129345): 4, 443
-    zstdchunked_test.go:104:   [3] at 128858 in stargz (nextFrame: 129297/129345): -1, 435
-    zstdchunked_test.go:104:   [4] at 129297 in stargz (nextFrame: 129345/129345): -1, -1
+    zstdchunked_test.go:104:   [1] at 64622 in stargz (nextFrame: 128850/129346): 64232, 64224
+    zstdchunked_test.go:104:   [2] at 128850 in stargz (nextFrame: 128858/129346): 4, 444
+    zstdchunked_test.go:104:   [3] at 128858 in stargz (nextFrame: 129298/129346): -1, 436
+    zstdchunked_test.go:104:   [4] at 129298 in stargz (nextFrame: 129346/129346): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64622,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64622,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 737, NextOffset: 754
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64622,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64622,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64622,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 602, NextOffset: 619
+    testutil.go:509: Offset: 754, NextOffset: 887
+    testutil.go:509: Offset: 619, NextOffset: 735
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 887, NextOffset: 904
+    testutil.go:509: Offset: 735, NextOffset: 752
+    testutil.go:509: Offset: 904, NextOffset: 1485
+    testutil.go:509: Offset: 752, NextOffset: 1263
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
 === RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 64633 129994 130453]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130493):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64633/130493): 64629, 129982
+    zstdchunked_test.go:104:   [1] at 64633 in stargz (nextFrame: 129986/130493): 65357, 65349
+    zstdchunked_test.go:104:   [2] at 129986 in stargz (nextFrame: 129994/130493): 4, 455
+    zstdchunked_test.go:104:   [3] at 129994 in stargz (nextFrame: 130445/130493): -1, 447
+    zstdchunked_test.go:104:   [4] at 130445 in stargz (nextFrame: 130493/130493): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64633,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64633,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64633,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64633,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":96,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":228,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":342,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":473,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":195,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":310,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":327,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":460,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":627,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":741,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":758,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":891,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":908,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo3 foo_empty5 foo6 foo foo_empty] vs [foo_empty2 foo3 foo4 foo_empty4 foo6 foo foo2 foo_empty3 foo5 foo_empty5 .no.prefetch.landmark foo_empty]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo_empty3 foo4 foo5 foo foo2 foo3 foo_empty4 foo_empty5 foo6] vs [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty4 foo6 foo_empty2 foo_empty3 foo4 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 79, NextOffset: 96
     testutil.go:509: Offset: 178, NextOffset: 195
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 64633 128870 129329]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129369):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 96, NextOffset: 211
-    testutil.go:509: Offset: 195, NextOffset: 310
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 211, NextOffset: 228
-    testutil.go:509: Offset: 310, NextOffset: 327
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 64633 129994 130451]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130491):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64633/130491): 64629, 129982
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64633/129369): 64629, 128858
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 228, NextOffset: 342
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [1] at 64633 in stargz (nextFrame: 129986/130491): 65357, 65349
-    zstdchunked_test.go:104:   [2] at 129986 in stargz (nextFrame: 129994/130491): 4, 453
-    zstdchunked_test.go:104:   [3] at 129994 in stargz (nextFrame: 130443/130491): -1, 445
-    zstdchunked_test.go:104:   [4] at 130443 in stargz (nextFrame: 130491/130491): -1, -1
+    testutil.go:509: Offset: 195, NextOffset: 310
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [1] at 64633 in stargz (nextFrame: 128862/129369): 64233, 64225
+    zstdchunked_test.go:104:   [2] at 128862 in stargz (nextFrame: 128870/129369): 4, 455
+    zstdchunked_test.go:104:   [3] at 128870 in stargz (nextFrame: 129321/129369): -1, 447
+    zstdchunked_test.go:104:   [4] at 129321 in stargz (nextFrame: 129369/129369): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 211, NextOffset: 228
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64633,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64633,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64633,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64633,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64633,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 327, NextOffset: 460
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 473, NextOffset: 490
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02
+    testutil.go:509: Offset: 310, NextOffset: 327
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 610, NextOffset: 627
-    testutil.go:509: Offset: 490, NextOffset: 604
-    testutil.go:509: Offset: 627, NextOffset: 741
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 604, NextOffset: 621
-    testutil.go:509: Offset: 741, NextOffset: 758
-    testutil.go:509: Offset: 621, NextOffset: 735
-    testutil.go:509: Offset: 758, NextOffset: 891
+    testutil.go:509: Offset: 228, NextOffset: 342
+    testutil.go:509: Offset: 327, NextOffset: 460
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 342, NextOffset: 359
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 460, NextOffset: 477
     testutil.go:509: Offset: 359, NextOffset: 473
     testutil.go:509: Offset: 477, NextOffset: 610
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 735, NextOffset: 752
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 891, NextOffset: 908
     testutil.go:509: Offset: 752, NextOffset: 1267
     testutil.go:509: Offset: 908, NextOffset: 1485
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo_empty2 foo3 foo4 foo_empty4 foo6 foo foo2 foo_empty3 foo5 foo_empty5] vs [foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo3 foo_empty5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 460, NextOffset: 477
-    testutil.go:509: Offset: 342, NextOffset: 359
-    testutil.go:509: Offset: 477, NextOffset: 610
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 64633 128870 129327]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129367):
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 473, NextOffset: 490
+    testutil.go:509: Offset: 610, NextOffset: 627
+    testutil.go:509: Offset: 490, NextOffset: 604
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 64633 129994 130453]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130493):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 359, NextOffset: 473
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64633/129367): 64629, 128858
-    zstdchunked_test.go:104:   [1] at 64633 in stargz (nextFrame: 128862/129367): 64233, 64225
-    zstdchunked_test.go:104:   [2] at 128862 in stargz (nextFrame: 128870/129367): 4, 453
-    zstdchunked_test.go:104:   [3] at 128870 in stargz (nextFrame: 129319/129367): -1, 445
-    zstdchunked_test.go:104:   [4] at 129319 in stargz (nextFrame: 129367/129367): -1, -1
+    testutil.go:509: Offset: 627, NextOffset: 741
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64633/130493): 64629, 129982
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 604, NextOffset: 621
+    testutil.go:509: Offset: 741, NextOffset: 758
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [1] at 64633 in stargz (nextFrame: 129986/130493): 65357, 65349
+    zstdchunked_test.go:104:   [2] at 129986 in stargz (nextFrame: 129994/130493): 4, 455
+    zstdchunked_test.go:104:   [3] at 129994 in stargz (nextFrame: 130445/130493): -1, 447
+    zstdchunked_test.go:104:   [4] at 130445 in stargz (nextFrame: 130493/130493): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64633,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64633,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 621, NextOffset: 735
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64633,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64633,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64633,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 758, NextOffset: 891
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty4 foo6 foo_empty2 foo_empty3 foo4 foo5 foo_empty5] vs [foo foo2 foo3 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2 foo_empty3 foo4 foo5]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 891, NextOffset: 908
+    testutil.go:509: Offset: 735, NextOffset: 752
+    testutil.go:509: Offset: 908, NextOffset: 1485
+    testutil.go:509: Offset: 752, NextOffset: 1267
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 610, NextOffset: 627
     testutil.go:509: Offset: 473, NextOffset: 490
     testutil.go:509: Offset: 627, NextOffset: 741
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 490, NextOffset: 604
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 891, NextOffset: 908
-    testutil.go:509: Offset: 735, NextOffset: 752
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 908, NextOffset: 1485
-    testutil.go:509: Offset: 752, NextOffset: 1267
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 741, NextOffset: 758
+    testutil.go:509: Offset: 604, NextOffset: 621
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 64633 128870 129329]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129369):
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 758, NextOffset: 891
+    testutil.go:509: Offset: 621, NextOffset: 735
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64633/129369): 64629, 128858
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 178, NextOffset: 195
-    testutil.go:509: Offset: 79, NextOffset: 96
-    testutil.go:509: Offset: 195, NextOffset: 310
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 64633 129994 130451]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130491):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64633/130491): 64629, 129982
-    zstdchunked_test.go:104:   [1] at 64633 in stargz (nextFrame: 129986/130491): 65357, 65349
-    zstdchunked_test.go:104:   [2] at 129986 in stargz (nextFrame: 129994/130491): 4, 453
-    zstdchunked_test.go:104:   [3] at 129994 in stargz (nextFrame: 130443/130491): -1, 445
-    zstdchunked_test.go:104:   [4] at 130443 in stargz (nextFrame: 130491/130491): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [1] at 64633 in stargz (nextFrame: 128862/129369): 64233, 64225
+    zstdchunked_test.go:104:   [2] at 128862 in stargz (nextFrame: 128870/129369): 4, 455
+    zstdchunked_test.go:104:   [3] at 128870 in stargz (nextFrame: 129321/129369): -1, 447
+    zstdchunked_test.go:104:   [4] at 129321 in stargz (nextFrame: 129369/129369): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64633,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64633,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64633,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64633,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64633,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 96, NextOffset: 211
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
+    testutil.go:509: Offset: 79, NextOffset: 96
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 195, NextOffset: 310
+    testutil.go:509: Offset: 96, NextOffset: 211
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 310, NextOffset: 327
     testutil.go:509: Offset: 211, NextOffset: 228
     testutil.go:509: Offset: 327, NextOffset: 460
     testutil.go:509: Offset: 228, NextOffset: 342
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 741, NextOffset: 758
-    testutil.go:509: Offset: 604, NextOffset: 621
-    testutil.go:509: Offset: 758, NextOffset: 891
-    testutil.go:509: Offset: 621, NextOffset: 735
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 460, NextOffset: 477
+    testutil.go:509: Offset: 342, NextOffset: 359
+    testutil.go:509: Offset: 477, NextOffset: 610
+    testutil.go:509: Offset: 359, NextOffset: 473
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 64633 128870 129327]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129367):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64633/129367): 64629, 128858
-    zstdchunked_test.go:104:   [1] at 64633 in stargz (nextFrame: 128862/129367): 64233, 64225
-    zstdchunked_test.go:104:   [2] at 128862 in stargz (nextFrame: 128870/129367): 4, 453
-    zstdchunked_test.go:104:   [3] at 128870 in stargz (nextFrame: 129319/129367): -1, 445
-    zstdchunked_test.go:104:   [4] at 129319 in stargz (nextFrame: 129367/129367): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 64631 129986 130445]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130485):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64631/130485): 64627, 129974
+    zstdchunked_test.go:104:   [1] at 64631 in stargz (nextFrame: 129978/130485): 65351, 65343
+    zstdchunked_test.go:104:   [2] at 129978 in stargz (nextFrame: 129986/130485): 4, 455
+    zstdchunked_test.go:104:   [3] at 129986 in stargz (nextFrame: 130437/130485): -1, 447
+    zstdchunked_test.go:104:   [4] at 130437 in stargz (nextFrame: 130485/130485): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64633,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64633,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64631,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64631,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64633,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64633,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64631,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64631,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#02
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 64631 129986 130443]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130483):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64631/130483): 64627, 129974
-    zstdchunked_test.go:104:   [1] at 64631 in stargz (nextFrame: 129978/130483): 65351, 65343
-    zstdchunked_test.go:104:   [2] at 129978 in stargz (nextFrame: 129986/130483): 4, 453
-    zstdchunked_test.go:104:   [3] at 129986 in stargz (nextFrame: 130435/130483): -1, 445
-    zstdchunked_test.go:104:   [4] at 130435 in stargz (nextFrame: 130483/130483): -1, -1
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#02
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 64631 128862 129321]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129361):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64631/129361): 64627, 128850
+    zstdchunked_test.go:104:   [1] at 64631 in stargz (nextFrame: 128854/129361): 64227, 64219
+    zstdchunked_test.go:104:   [2] at 128854 in stargz (nextFrame: 128862/129361): 4, 455
+    zstdchunked_test.go:104:   [3] at 128862 in stargz (nextFrame: 129313/129361): -1, 447
+    zstdchunked_test.go:104:   [4] at 129313 in stargz (nextFrame: 129361/129361): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64631,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64631,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64631,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64631,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64631,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":77,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":94,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":205,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":222,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":332,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":480,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":611,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":739,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":454,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":885,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":902,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo_empty foo2 foo3 foo_empty3] vs [foo_empty2 foo3 foo_empty3 foo6 .no.prefetch.landmark foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo2]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo2 foo6] vs [foo_empty3 foo_empty4 foo5 foo foo2 foo3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 77, NextOffset: 94
     testutil.go:509: Offset: 176, NextOffset: 193
     testutil.go:509: Offset: 94, NextOffset: 205
     testutil.go:509: Offset: 193, NextOffset: 304
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 205, NextOffset: 222
+    testutil.go:509: Offset: 304, NextOffset: 321
+    testutil.go:509: Offset: 222, NextOffset: 332
+    testutil.go:509: Offset: 321, NextOffset: 454
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 64626 129983 130434]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130474):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 722, NextOffset: 739
+    testutil.go:509: Offset: 885, NextOffset: 902
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64626/130474): 64622, 129971
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 739, NextOffset: 1254
+    testutil.go:509: Offset: 902, NextOffset: 1475
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 332, NextOffset: 349
+    testutil.go:509: Offset: 454, NextOffset: 471
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [1] at 64626 in stargz (nextFrame: 129975/130474): 65353, 65345
+    zstdchunked_test.go:104:   [2] at 129975 in stargz (nextFrame: 129983/130474): 4, 447
+    zstdchunked_test.go:104:   [3] at 129983 in stargz (nextFrame: 130426/130474): -1, 439
+    zstdchunked_test.go:104:   [4] at 130426 in stargz (nextFrame: 130474/130474): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64626,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64626,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 349, NextOffset: 463
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 471, NextOffset: 604
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 463, NextOffset: 480
     testutil.go:509: Offset: 604, NextOffset: 621
     testutil.go:509: Offset: 480, NextOffset: 594
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 621, NextOffset: 735
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
@@ -216809,156 +217976,111 @@
     testutil.go:509: Offset: 735, NextOffset: 752
     testutil.go:509: Offset: 611, NextOffset: 722
     testutil.go:509: Offset: 752, NextOffset: 885
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 64631 128862 129319]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129359):
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#02
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo_empty4 foo5 foo foo2 foo3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty] vs [foo5 foo_empty5 foo foo_empty foo2 foo6 foo_empty2 foo3 foo_empty3 foo4 foo_empty4]
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 205, NextOffset: 222
     testutil.go:509: Offset: 304, NextOffset: 321
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64631/129359): 64627, 128850
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 222, NextOffset: 332
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [1] at 64631 in stargz (nextFrame: 128854/129359): 64227, 64219
-    zstdchunked_test.go:104:   [2] at 128854 in stargz (nextFrame: 128862/129359): 4, 453
-    zstdchunked_test.go:104:   [3] at 128862 in stargz (nextFrame: 129311/129359): -1, 445
-    zstdchunked_test.go:104:   [4] at 129311 in stargz (nextFrame: 129359/129359): -1, -1
+    testutil.go:509: Offset: 205, NextOffset: 222
+    testutil.go:509: Offset: 321, NextOffset: 454
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 64626 128859 129310]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129350):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64626/129350): 64622, 128847
+    zstdchunked_test.go:104:   [1] at 64626 in stargz (nextFrame: 128851/129350): 64229, 64221
+    zstdchunked_test.go:104:   [2] at 128851 in stargz (nextFrame: 128859/129350): 4, 447
+    zstdchunked_test.go:104:   [3] at 128859 in stargz (nextFrame: 129302/129350): -1, 439
+    zstdchunked_test.go:104:   [4] at 129302 in stargz (nextFrame: 129350/129350): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64631,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64631,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64626,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64631,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64631,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 321, NextOffset: 454
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64626,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 222, NextOffset: 332
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 332, NextOffset: 349
     testutil.go:509: Offset: 454, NextOffset: 471
-    testutil.go:509: Offset: 349, NextOffset: 463
+    testutil.go:509: Offset: 332, NextOffset: 349
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 471, NextOffset: 604
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 722, NextOffset: 739
-    testutil.go:509: Offset: 885, NextOffset: 902
-    testutil.go:509: Offset: 739, NextOffset: 1254
-    testutil.go:509: Offset: 902, NextOffset: 1475
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo6 .no.prefetch.landmark foo4 foo_empty4 foo5] vs [foo foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo_empty foo2 foo3 foo_empty3 foo6]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 885, NextOffset: 902
-    testutil.go:509: Offset: 722, NextOffset: 739
-    testutil.go:509: Offset: 902, NextOffset: 1475
-    testutil.go:509: Offset: 739, NextOffset: 1254
+    testutil.go:509: Offset: 349, NextOffset: 463
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 604, NextOffset: 621
     testutil.go:509: Offset: 463, NextOffset: 480
     testutil.go:509: Offset: 621, NextOffset: 735
     testutil.go:509: Offset: 480, NextOffset: 594
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 885, NextOffset: 902
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 722, NextOffset: 739
+    testutil.go:509: Offset: 902, NextOffset: 1475
+    testutil.go:509: Offset: 739, NextOffset: 1254
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 735, NextOffset: 752
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 64626 129983 130431]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130471):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 594, NextOffset: 611
     testutil.go:509: Offset: 752, NextOffset: 885
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64626/130471): 64622, 129971
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 611, NextOffset: 722
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [1] at 64626 in stargz (nextFrame: 129975/130471): 65353, 65345
-    zstdchunked_test.go:104:   [2] at 129975 in stargz (nextFrame: 129983/130471): 4, 444
-    zstdchunked_test.go:104:   [3] at 129983 in stargz (nextFrame: 130423/130471): -1, 436
-    zstdchunked_test.go:104:   [4] at 130423 in stargz (nextFrame: 130471/130471): -1, -1
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 176, NextOffset: 193
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 64626 129983 130434]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130474):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64626/130474): 64622, 129971
+    zstdchunked_test.go:104:   [1] at 64626 in stargz (nextFrame: 129975/130474): 65353, 65345
+    zstdchunked_test.go:104:   [2] at 129975 in stargz (nextFrame: 129983/130474): 4, 447
+    zstdchunked_test.go:104:   [3] at 129983 in stargz (nextFrame: 130426/130474): -1, 439
+    zstdchunked_test.go:104:   [4] at 130426 in stargz (nextFrame: 130474/130474): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64626,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64626,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64626,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 176, NextOffset: 193
-    testutil.go:509: Offset: 77, NextOffset: 94
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 77, NextOffset: 94
     testutil.go:509: Offset: 193, NextOffset: 304
     testutil.go:509: Offset: 94, NextOffset: 205
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 304, NextOffset: 321
-    testutil.go:509: Offset: 205, NextOffset: 222
-    testutil.go:509: Offset: 321, NextOffset: 454
-    testutil.go:509: Offset: 222, NextOffset: 332
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 454, NextOffset: 471
-    testutil.go:509: Offset: 332, NextOffset: 349
-    testutil.go:509: Offset: 471, NextOffset: 604
-    testutil.go:509: Offset: 349, NextOffset: 463
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 64626 128859 129307]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129347):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64626/129347): 64622, 128847
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [1] at 64626 in stargz (nextFrame: 128851/129347): 64229, 64221
-    zstdchunked_test.go:104:   [2] at 128851 in stargz (nextFrame: 128859/129347): 4, 444
-    zstdchunked_test.go:104:   [3] at 128859 in stargz (nextFrame: 129299/129347): -1, 436
-    zstdchunked_test.go:104:   [4] at 129299 in stargz (nextFrame: 129347/129347): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64626,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64626,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 64626 129983 130431]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130471):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64626/130471): 64622, 129971
-    zstdchunked_test.go:104:   [1] at 64626 in stargz (nextFrame: 129975/130471): 65353, 65345
-    zstdchunked_test.go:104:   [2] at 129975 in stargz (nextFrame: 129983/130471): 4, 444
-    zstdchunked_test.go:104:   [3] at 129983 in stargz (nextFrame: 130423/130471): -1, 436
-    zstdchunked_test.go:104:   [4] at 130423 in stargz (nextFrame: 130471/130471): -1, -1
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#02
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 64626 128859 129310]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129350):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64626/129350): 64622, 128847
+    zstdchunked_test.go:104:   [1] at 64626 in stargz (nextFrame: 128851/129350): 64229, 64221
+    zstdchunked_test.go:104:   [2] at 128851 in stargz (nextFrame: 128859/129350): 4, 447
+    zstdchunked_test.go:104:   [3] at 128859 in stargz (nextFrame: 129302/129350): -1, 439
+    zstdchunked_test.go:104:   [4] at 129302 in stargz (nextFrame: 129350/129350): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64626,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64626,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64626,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
@@ -216966,92 +218088,120 @@
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":95,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":223,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":337,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":354,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":468,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":599,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":616,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":730,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":747,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":177,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":194,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":305,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":322,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":455,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":472,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":605,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":622,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":736,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":753,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":886,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":903,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo2 foo3 foo_empty3 foo_empty5 foo_empty foo_empty2 foo4 foo_empty4 foo5] vs [.no.prefetch.landmark foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo6 foo3 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty foo2 foo_empty2 foo_empty4] vs [foo2 foo_empty2 foo3 foo4 foo_empty5 foo6 foo foo_empty foo_empty3 foo_empty4 foo5 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 337, NextOffset: 354
+    testutil.go:509: Offset: 455, NextOffset: 472
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 354, NextOffset: 468
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 472, NextOffset: 605
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 468, NextOffset: 485
     testutil.go:509: Offset: 605, NextOffset: 622
-=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 485, NextOffset: 599
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 64625 129978 130429]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130469):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 622, NextOffset: 736
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 599, NextOffset: 616
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64625/130469): 64621, 129966
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 736, NextOffset: 753
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [1] at 64625 in stargz (nextFrame: 129970/130469): 65349, 65341
+    zstdchunked_test.go:104:   [2] at 129970 in stargz (nextFrame: 129978/130469): 4, 447
+    zstdchunked_test.go:104:   [3] at 129978 in stargz (nextFrame: 130421/130469): -1, 439
+    zstdchunked_test.go:104:   [4] at 130421 in stargz (nextFrame: 130469/130469): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64625,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64625,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64625,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64625,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 616, NextOffset: 730
     testutil.go:509: Offset: 753, NextOffset: 886
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 730, NextOffset: 747
-    testutil.go:509: Offset: 886, NextOffset: 903
-    testutil.go:509: Offset: 747, NextOffset: 1261
-    testutil.go:509: Offset: 903, NextOffset: 1479
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 78, NextOffset: 95
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 177, NextOffset: 194
     testutil.go:509: Offset: 95, NextOffset: 206
     testutil.go:509: Offset: 194, NextOffset: 305
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 206, NextOffset: 223
     testutil.go:509: Offset: 305, NextOffset: 322
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#02
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 223, NextOffset: 337
     testutil.go:509: Offset: 322, NextOffset: 455
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 337, NextOffset: 354
-    testutil.go:509: Offset: 455, NextOffset: 472
-    testutil.go:509: Offset: 354, NextOffset: 468
-    testutil.go:509: Offset: 472, NextOffset: 605
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty3 .no.prefetch.landmark] vs [foo foo2 foo3 foo_empty3 foo_empty5 foo_empty foo_empty2 foo4 foo_empty4 foo5 foo6]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 455, NextOffset: 472
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 64626 128859 129307]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129347):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 337, NextOffset: 354
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 472, NextOffset: 605
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64626/129347): 64622, 128847
-    zstdchunked_test.go:104:   [1] at 64626 in stargz (nextFrame: 128851/129347): 64229, 64221
-    zstdchunked_test.go:104:   [2] at 128851 in stargz (nextFrame: 128859/129347): 4, 444
-    zstdchunked_test.go:104:   [3] at 128859 in stargz (nextFrame: 129299/129347): -1, 436
-    zstdchunked_test.go:104:   [4] at 129299 in stargz (nextFrame: 129347/129347): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 354, NextOffset: 468
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 730, NextOffset: 747
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 64625 128854 129305]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129345):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64625/129345): 64621, 128842
+    zstdchunked_test.go:104:   [1] at 64625 in stargz (nextFrame: 128846/129345): 64225, 64217
+    zstdchunked_test.go:104:   [2] at 128846 in stargz (nextFrame: 128854/129345): 4, 447
+    zstdchunked_test.go:104:   [3] at 128854 in stargz (nextFrame: 129297/129345): -1, 439
+    zstdchunked_test.go:104:   [4] at 129297 in stargz (nextFrame: 129345/129345): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64626,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64625,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64625,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64626,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64626,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64625,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64625,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 605, NextOffset: 622
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
+    testutil.go:509: Offset: 886, NextOffset: 903
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 468, NextOffset: 485
-    testutil.go:509: Offset: 622, NextOffset: 736
-    testutil.go:509: Offset: 485, NextOffset: 599
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 747, NextOffset: 1261
+    testutil.go:509: Offset: 903, NextOffset: 1479
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty3 foo_empty4 foo5 .no.prefetch.landmark foo2 foo_empty2 foo3 foo4 foo_empty5 foo6] vs [foo3 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty foo2 foo_empty2 foo_empty4 foo6]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 736, NextOffset: 753
     testutil.go:509: Offset: 599, NextOffset: 616
     testutil.go:509: Offset: 753, NextOffset: 886
     testutil.go:509: Offset: 616, NextOffset: 730
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 305, NextOffset: 322
+    testutil.go:509: Offset: 206, NextOffset: 223
+    testutil.go:509: Offset: 322, NextOffset: 455
+    testutil.go:509: Offset: 223, NextOffset: 337
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 455, NextOffset: 472
+    testutil.go:509: Offset: 337, NextOffset: 354
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 472, NextOffset: 605
+    testutil.go:509: Offset: 354, NextOffset: 468
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 605, NextOffset: 622
+    testutil.go:509: Offset: 468, NextOffset: 485
+    testutil.go:509: Offset: 622, NextOffset: 736
+    testutil.go:509: Offset: 485, NextOffset: 599
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 886, NextOffset: 903
@@ -217060,115 +218210,54 @@
     testutil.go:509: Offset: 747, NextOffset: 1261
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 177, NextOffset: 194
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 78, NextOffset: 95
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 64628 112786 113213]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 113253):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 194, NextOffset: 305
     testutil.go:509: Offset: 95, NextOffset: 206
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64628/113253): 64624, 112774
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 305, NextOffset: 322
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 64625 129978 130426]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130466):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 206, NextOffset: 223
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64625/130466): 64621, 129966
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [1] at 64625 in stargz (nextFrame: 129970/130466): 65349, 65341
-    zstdchunked_test.go:104:   [2] at 129970 in stargz (nextFrame: 129978/130466): 4, 444
-    zstdchunked_test.go:104:   [3] at 129978 in stargz (nextFrame: 130418/130466): -1, 436
-    zstdchunked_test.go:104:   [4] at 130418 in stargz (nextFrame: 130466/130466): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64625,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64625,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64625,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64625,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 322, NextOffset: 455
-    testutil.go:509: Offset: 223, NextOffset: 337
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 64625 128854 129302]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129342):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64625/129342): 64621, 128842
-    zstdchunked_test.go:104:   [1] at 64625 in stargz (nextFrame: 128846/129342): 64225, 64217
-    zstdchunked_test.go:104:   [2] at 128846 in stargz (nextFrame: 128854/129342): 4, 444
-    zstdchunked_test.go:104:   [3] at 128854 in stargz (nextFrame: 129294/129342): -1, 436
-    zstdchunked_test.go:104:   [4] at 129294 in stargz (nextFrame: 129342/129342): -1, -1
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [1] at 64628 in stargz (nextFrame: 112778/113253): 48154, 48146
+    zstdchunked_test.go:104:   [2] at 112778 in stargz (nextFrame: 112786/113253): 4, 423
+    zstdchunked_test.go:104:   [3] at 112786 in stargz (nextFrame: 113205/113253): -1, 415
+    zstdchunked_test.go:104:   [4] at 113205 in stargz (nextFrame: 113253/113253): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64625,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64625,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64628,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64628,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64625,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64625,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64628,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64628,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":95,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":223,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":336,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":469,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":454,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":737,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":754,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":887,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":904,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo2 foo_empty2 foo5 foo foo_empty foo3] vs [foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo3 foo_empty5 foo6 foo]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo6 foo2 foo3 foo5 foo_empty5] vs [.no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty foo2 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 78, NextOffset: 95
     testutil.go:509: Offset: 176, NextOffset: 193
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 64628 112791 113215]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 113255):
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64628/113255): 64624, 112779
-    zstdchunked_test.go:104:   [1] at 64628 in stargz (nextFrame: 112783/113255): 48159, 48151
-    zstdchunked_test.go:104:   [2] at 112783 in stargz (nextFrame: 112791/113255): 4, 420
-    zstdchunked_test.go:104:   [3] at 112791 in stargz (nextFrame: 113207/113255): -1, 412
-    zstdchunked_test.go:104:   [4] at 113207 in stargz (nextFrame: 113255/113255): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64628,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64628,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64628,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64628,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 95, NextOffset: 206
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 193, NextOffset: 304
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 336, NextOffset: 353
-    testutil.go:509: Offset: 454, NextOffset: 471
-    testutil.go:509: Offset: 353, NextOffset: 469
-    testutil.go:509: Offset: 471, NextOffset: 604
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 469, NextOffset: 486
@@ -217176,84 +218265,64 @@
     testutil.go:509: Offset: 486, NextOffset: 602
     testutil.go:509: Offset: 621, NextOffset: 737
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 735, NextOffset: 752
     testutil.go:509: Offset: 887, NextOffset: 904
     testutil.go:509: Offset: 752, NextOffset: 1263
     testutil.go:509: Offset: 904, NextOffset: 1485
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 206, NextOffset: 223
     testutil.go:509: Offset: 304, NextOffset: 321
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 64628 128851 129278]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129318):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 223, NextOffset: 336
     testutil.go:509: Offset: 321, NextOffset: 454
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 602, NextOffset: 619
-    testutil.go:509: Offset: 737, NextOffset: 754
-    testutil.go:509: Offset: 619, NextOffset: 735
-    testutil.go:509: Offset: 754, NextOffset: 887
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 .no.prefetch.landmark] vs [foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo2 foo_empty2 foo5 foo foo_empty]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 604, NextOffset: 621
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 469, NextOffset: 486
-    testutil.go:509: Offset: 621, NextOffset: 737
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 486, NextOffset: 602
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 737, NextOffset: 754
-    testutil.go:509: Offset: 602, NextOffset: 619
-    testutil.go:509: Offset: 754, NextOffset: 887
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 619, NextOffset: 735
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 454, NextOffset: 471
     testutil.go:509: Offset: 336, NextOffset: 353
+    testutil.go:509: Offset: 454, NextOffset: 471
 === NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 64628 128851 129275]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129315):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64628/129318): 64624, 128839
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 471, NextOffset: 604
     testutil.go:509: Offset: 353, NextOffset: 469
 === NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64628/129315): 64624, 128839
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 887, NextOffset: 904
-    testutil.go:509: Offset: 735, NextOffset: 752
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [1] at 64628 in stargz (nextFrame: 128843/129315): 64219, 64211
-    zstdchunked_test.go:104:   [2] at 128843 in stargz (nextFrame: 128851/129315): 4, 420
-    zstdchunked_test.go:104:   [3] at 128851 in stargz (nextFrame: 129267/129315): -1, 412
-    zstdchunked_test.go:104:   [4] at 129267 in stargz (nextFrame: 129315/129315): -1, -1
+    zstdchunked_test.go:104:   [1] at 64628 in stargz (nextFrame: 128843/129318): 64219, 64211
+    zstdchunked_test.go:104:   [2] at 128843 in stargz (nextFrame: 128851/129318): 4, 423
+    zstdchunked_test.go:104:   [3] at 128851 in stargz (nextFrame: 129270/129318): -1, 415
+    zstdchunked_test.go:104:   [4] at 129270 in stargz (nextFrame: 129318/129318): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64628,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64628,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64628,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64628,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64628,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 904, NextOffset: 1485
-    testutil.go:509: Offset: 752, NextOffset: 1263
+    testutil.go:509: Offset: 471, NextOffset: 604
 === NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 602, NextOffset: 619
+    testutil.go:509: Offset: 737, NextOffset: 754
+    testutil.go:509: Offset: 619, NextOffset: 735
+    testutil.go:509: Offset: 754, NextOffset: 887
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty foo2] vs [foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo6 foo2 foo3 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 176, NextOffset: 193
     testutil.go:509: Offset: 78, NextOffset: 95
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 193, NextOffset: 304
     testutil.go:509: Offset: 95, NextOffset: 206
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
@@ -217261,138 +218330,226 @@
     testutil.go:509: Offset: 304, NextOffset: 321
     testutil.go:509: Offset: 206, NextOffset: 223
     testutil.go:509: Offset: 321, NextOffset: 454
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 223, NextOffset: 336
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 737, NextOffset: 754
+    testutil.go:509: Offset: 602, NextOffset: 619
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 754, NextOffset: 887
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 619, NextOffset: 735
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 454, NextOffset: 471
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 64628 112786 113213]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 113253):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64628/113253): 64624, 112774
+    zstdchunked_test.go:104:   [1] at 64628 in stargz (nextFrame: 112778/113253): 48154, 48146
+    zstdchunked_test.go:104:   [2] at 112778 in stargz (nextFrame: 112786/113253): 4, 423
+    zstdchunked_test.go:104:   [3] at 112786 in stargz (nextFrame: 113205/113253): -1, 415
+    zstdchunked_test.go:104:   [4] at 113205 in stargz (nextFrame: 113253/113253): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64628,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64628,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64628,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64628,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 336, NextOffset: 353
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 471, NextOffset: 604
+    testutil.go:509: Offset: 353, NextOffset: 469
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 604, NextOffset: 621
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 469, NextOffset: 486
+    testutil.go:509: Offset: 621, NextOffset: 737
+    testutil.go:509: Offset: 486, NextOffset: 602
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 887, NextOffset: 904
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 735, NextOffset: 752
+    testutil.go:509: Offset: 904, NextOffset: 1485
+    testutil.go:509: Offset: 752, NextOffset: 1263
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 64628 112791 113215]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 113255):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64628/113255): 64624, 112779
-    zstdchunked_test.go:104:   [1] at 64628 in stargz (nextFrame: 112783/113255): 48159, 48151
-    zstdchunked_test.go:104:   [2] at 112783 in stargz (nextFrame: 112791/113255): 4, 420
-    zstdchunked_test.go:104:   [3] at 112791 in stargz (nextFrame: 113207/113255): -1, 412
-    zstdchunked_test.go:104:   [4] at 113207 in stargz (nextFrame: 113255/113255): -1, -1
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 64628 128851 129278]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129318):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64628/129318): 64624, 128839
+    zstdchunked_test.go:104:   [1] at 64628 in stargz (nextFrame: 128843/129318): 64219, 64211
+    zstdchunked_test.go:104:   [2] at 128843 in stargz (nextFrame: 128851/129318): 4, 423
+    zstdchunked_test.go:104:   [3] at 128851 in stargz (nextFrame: 129270/129318): -1, 415
+    zstdchunked_test.go:104:   [4] at 129270 in stargz (nextFrame: 129318/129318): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64628,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64628,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64628,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64628,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64628,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":96,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":228,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":342,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":473,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":195,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":310,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":327,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":460,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":627,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":741,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":758,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":891,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":908,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty4 foo_empty5 foo6 foo2 foo_empty2 foo_empty3 foo4 foo5 foo] vs [foo_empty2 foo3 foo_empty3 foo4 foo5 .no.prefetch.landmark foo_empty4 foo_empty5 foo6 foo foo_empty foo2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 342, NextOffset: 359
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 460, NextOffset: 477
-    testutil.go:509: Offset: 359, NextOffset: 473
-    testutil.go:509: Offset: 477, NextOffset: 610
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 735, NextOffset: 752
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo3 foo5 foo_empty5 foo_empty foo_empty3 foo4 foo_empty4 foo6 foo foo2 foo_empty2] vs [foo_empty foo2 foo3 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo_empty3 foo4 foo_empty4 foo6 foo]
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 891, NextOffset: 908
-    testutil.go:509: Offset: 752, NextOffset: 1267
-    testutil.go:509: Offset: 908, NextOffset: 1485
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 96
+    testutil.go:509: Offset: 178, NextOffset: 195
+    testutil.go:509: Offset: 96, NextOffset: 211
+    testutil.go:509: Offset: 195, NextOffset: 310
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 211, NextOffset: 228
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 310, NextOffset: 327
     testutil.go:509: Offset: 228, NextOffset: 342
     testutil.go:509: Offset: 327, NextOffset: 460
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 473, NextOffset: 490
-    testutil.go:509: Offset: 610, NextOffset: 627
-    testutil.go:509: Offset: 490, NextOffset: 604
-    testutil.go:509: Offset: 627, NextOffset: 741
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 342, NextOffset: 359
+    testutil.go:509: Offset: 460, NextOffset: 477
+    testutil.go:509: Offset: 359, NextOffset: 473
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 477, NextOffset: 610
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 64630 112784 113211]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 113251):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 604, NextOffset: 621
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64630/113251): 64626, 112772
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 741, NextOffset: 758
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [1] at 64630 in stargz (nextFrame: 112776/113251): 48150, 48142
+    zstdchunked_test.go:104:   [2] at 112776 in stargz (nextFrame: 112784/113251): 4, 423
+    zstdchunked_test.go:104:   [3] at 112784 in stargz (nextFrame: 113203/113251): -1, 415
+    zstdchunked_test.go:104:   [4] at 113203 in stargz (nextFrame: 113251/113251): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64630,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64630,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64630,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64630,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 621, NextOffset: 735
     testutil.go:509: Offset: 758, NextOffset: 891
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 96
-    testutil.go:509: Offset: 178, NextOffset: 195
-    testutil.go:509: Offset: 96, NextOffset: 211
-    testutil.go:509: Offset: 195, NextOffset: 310
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 .no.prefetch.landmark foo_empty4 foo_empty5 foo6 foo foo_empty] vs [foo foo_empty foo3 foo_empty4 foo_empty5 foo6 foo2 foo_empty2 foo_empty3 foo4 foo5]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 610, NextOffset: 627
     testutil.go:509: Offset: 473, NextOffset: 490
+    testutil.go:509: Offset: 610, NextOffset: 627
+    testutil.go:509: Offset: 490, NextOffset: 604
     testutil.go:509: Offset: 627, NextOffset: 741
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 490, NextOffset: 604
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 735, NextOffset: 752
+    testutil.go:509: Offset: 891, NextOffset: 908
+    testutil.go:509: Offset: 752, NextOffset: 1267
+    testutil.go:509: Offset: 908, NextOffset: 1485
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo_empty3 foo4 foo_empty4 foo6] vs [foo foo2 foo_empty2 foo3 foo5 foo_empty5 foo_empty foo_empty3 foo4 foo_empty4 foo6]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 741, NextOffset: 758
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 604, NextOffset: 621
     testutil.go:509: Offset: 758, NextOffset: 891
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 621, NextOffset: 735
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 610, NextOffset: 627
+    testutil.go:509: Offset: 473, NextOffset: 490
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 627, NextOffset: 741
+    testutil.go:509: Offset: 490, NextOffset: 604
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 891, NextOffset: 908
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 735, NextOffset: 752
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 908, NextOffset: 1485
     testutil.go:509: Offset: 752, NextOffset: 1267
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 64630 128849 129276]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129316):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 178, NextOffset: 195
     testutil.go:509: Offset: 79, NextOffset: 96
-    testutil.go:509: Offset: 195, NextOffset: 310
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 64628 128851 129275]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129315):
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64630/129316): 64626, 128837
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 96, NextOffset: 211
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64628/129315): 64624, 128839
-    zstdchunked_test.go:104:   [1] at 64628 in stargz (nextFrame: 128843/129315): 64219, 64211
-    zstdchunked_test.go:104:   [2] at 128843 in stargz (nextFrame: 128851/129315): 4, 420
-    zstdchunked_test.go:104:   [3] at 128851 in stargz (nextFrame: 129267/129315): -1, 412
-    zstdchunked_test.go:104:   [4] at 129267 in stargz (nextFrame: 129315/129315): -1, -1
+    testutil.go:509: Offset: 195, NextOffset: 310
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [1] at 64630 in stargz (nextFrame: 128841/129316): 64215, 64207
+    zstdchunked_test.go:104:   [2] at 128841 in stargz (nextFrame: 128849/129316): 4, 423
+    zstdchunked_test.go:104:   [3] at 128849 in stargz (nextFrame: 129268/129316): -1, 415
+    zstdchunked_test.go:104:   [4] at 129268 in stargz (nextFrame: 129316/129316): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64628,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64628,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 96, NextOffset: 211
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64630,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64630,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64628,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64628,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64630,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64630,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
@@ -217400,32 +218557,60 @@
     testutil.go:509: Offset: 211, NextOffset: 228
     testutil.go:509: Offset: 327, NextOffset: 460
     testutil.go:509: Offset: 228, NextOffset: 342
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 460, NextOffset: 477
     testutil.go:509: Offset: 342, NextOffset: 359
-    testutil.go:509: Offset: 477, NextOffset: 610
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 477, NextOffset: 610
     testutil.go:509: Offset: 359, NextOffset: 473
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 64624 112775 113202]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 113242):
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/113242): 64620, 112763
+    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 112767/113242): 48147, 48139
+    zstdchunked_test.go:104:   [2] at 112767 in stargz (nextFrame: 112775/113242): 4, 423
+    zstdchunked_test.go:104:   [3] at 112775 in stargz (nextFrame: 113194/113242): -1, 415
+    zstdchunked_test.go:104:   [4] at 113194 in stargz (nextFrame: 113242/113242): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":82,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":212,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":229,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":339,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":466,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":593,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":719,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":736,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":196,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":309,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":326,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":458,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":607,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":624,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":734,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":751,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":883,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":900,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 .no.prefetch.landmark foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty3 foo4 foo6] vs [foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty4 foo foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 212, NextOffset: 229
+    testutil.go:509: Offset: 309, NextOffset: 326
+    testutil.go:509: Offset: 229, NextOffset: 339
+    testutil.go:509: Offset: 326, NextOffset: 458
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 339, NextOffset: 356
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 458, NextOffset: 475
+    testutil.go:509: Offset: 356, NextOffset: 466
+    testutil.go:509: Offset: 475, NextOffset: 607
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 593, NextOffset: 610
@@ -217433,45 +218618,18 @@
     testutil.go:509: Offset: 610, NextOffset: 719
     testutil.go:509: Offset: 751, NextOffset: 883
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 339, NextOffset: 356
-    testutil.go:509: Offset: 458, NextOffset: 475
-    testutil.go:509: Offset: 356, NextOffset: 466
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 64630 112789 113213]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 113253):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 475, NextOffset: 607
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64630/113253): 64626, 112777
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 466, NextOffset: 483
-    testutil.go:509: Offset: 607, NextOffset: 624
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [1] at 64630 in stargz (nextFrame: 112781/113253): 48155, 48147
-    zstdchunked_test.go:104:   [2] at 112781 in stargz (nextFrame: 112789/113253): 4, 420
-    zstdchunked_test.go:104:   [3] at 112789 in stargz (nextFrame: 113205/113253): -1, 412
-    zstdchunked_test.go:104:   [4] at 113205 in stargz (nextFrame: 113253/113253): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64630,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64630,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64630,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 607, NextOffset: 624
     testutil.go:509: Offset: 483, NextOffset: 593
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64630,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 624, NextOffset: 734
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 719, NextOffset: 736
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 883, NextOffset: 900
     testutil.go:509: Offset: 736, NextOffset: 1245
@@ -217481,140 +218639,121 @@
     testutil.go:509: Offset: 179, NextOffset: 196
     testutil.go:509: Offset: 99, NextOffset: 212
     testutil.go:509: Offset: 196, NextOffset: 309
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty4 foo foo3 foo_empty3 foo4] vs [foo_empty4 foo5 foo_empty5 foo_empty foo_empty3 foo4 foo6 foo foo2 foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 734, NextOffset: 751
+    testutil.go:509: Offset: 593, NextOffset: 610
+    testutil.go:509: Offset: 751, NextOffset: 883
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 64624 128839 129266]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129306):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 610, NextOffset: 719
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 883, NextOffset: 900
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/129306): 64620, 128827
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 719, NextOffset: 736
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 128831/129306): 64211, 64203
+    zstdchunked_test.go:104:   [2] at 128831 in stargz (nextFrame: 128839/129306): 4, 423
+    zstdchunked_test.go:104:   [3] at 128839 in stargz (nextFrame: 129258/129306): -1, 415
+    zstdchunked_test.go:104:   [4] at 129258 in stargz (nextFrame: 129306/129306): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 900, NextOffset: 1476
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 736, NextOffset: 1245
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 309, NextOffset: 326
     testutil.go:509: Offset: 212, NextOffset: 229
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 309, NextOffset: 326
-    testutil.go:509: Offset: 229, NextOffset: 339
     testutil.go:509: Offset: 326, NextOffset: 458
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 .no.prefetch.landmark foo_empty3 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo4] vs [foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo3 foo4 foo6 foo foo_empty]
+    testutil.go:509: Offset: 229, NextOffset: 339
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 196
     testutil.go:509: Offset: 82, NextOffset: 99
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 196, NextOffset: 309
     testutil.go:509: Offset: 99, NextOffset: 212
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 309, NextOffset: 326
-    testutil.go:509: Offset: 212, NextOffset: 229
-    testutil.go:509: Offset: 326, NextOffset: 458
-    testutil.go:509: Offset: 229, NextOffset: 339
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 458, NextOffset: 475
     testutil.go:509: Offset: 339, NextOffset: 356
     testutil.go:509: Offset: 475, NextOffset: 607
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 356, NextOffset: 466
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 64630 128849 129273]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129313):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 607, NextOffset: 624
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64630/129313): 64626, 128837
-    zstdchunked_test.go:104:   [1] at 64630 in stargz (nextFrame: 128841/129313): 64215, 64207
-    zstdchunked_test.go:104:   [2] at 128841 in stargz (nextFrame: 128849/129313): 4, 420
-    zstdchunked_test.go:104:   [3] at 128849 in stargz (nextFrame: 129265/129313): -1, 412
-    zstdchunked_test.go:104:   [4] at 129265 in stargz (nextFrame: 129313/129313): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64630,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64630,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64630,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64630,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 466, NextOffset: 483
     testutil.go:509: Offset: 624, NextOffset: 734
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 483, NextOffset: 593
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 734, NextOffset: 751
-    testutil.go:509: Offset: 593, NextOffset: 610
-    testutil.go:509: Offset: 751, NextOffset: 883
-    testutil.go:509: Offset: 610, NextOffset: 719
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 883, NextOffset: 900
-    testutil.go:509: Offset: 719, NextOffset: 736
-    testutil.go:509: Offset: 900, NextOffset: 1476
-    testutil.go:509: Offset: 736, NextOffset: 1245
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 64624 112775 113202]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 113242):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/113242): 64620, 112763
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 64624 112780 113205]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 113245):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/113245): 64620, 112768
-    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 112772/113245): 48152, 48144
-    zstdchunked_test.go:104:   [2] at 112772 in stargz (nextFrame: 112780/113245): 4, 421
-    zstdchunked_test.go:104:   [3] at 112780 in stargz (nextFrame: 113197/113245): -1, 413
-    zstdchunked_test.go:104:   [4] at 113197 in stargz (nextFrame: 113245/113245): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 112767/113242): 48147, 48139
+    zstdchunked_test.go:104:   [2] at 112767 in stargz (nextFrame: 112775/113242): 4, 423
+    zstdchunked_test.go:104:   [3] at 112775 in stargz (nextFrame: 113194/113242): -1, 415
+    zstdchunked_test.go:104:   [4] at 113194 in stargz (nextFrame: 113242/113242): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":77,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":94,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":221,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":335,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":466,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":611,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":725,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":742,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":181,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":198,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":308,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":325,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":457,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":606,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":623,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":734,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":751,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":883,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":900,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo6 foo_empty foo2 foo_empty4 foo_empty5 foo foo_empty2 foo3 foo_empty3] vs [.no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo foo_empty foo3 foo4 foo6]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 725, NextOffset: 742
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 883, NextOffset: 900
-    testutil.go:509: Offset: 742, NextOffset: 1257
-    testutil.go:509: Offset: 900, NextOffset: 1480
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 204, NextOffset: 221
-    testutil.go:509: Offset: 308, NextOffset: 325
-    testutil.go:509: Offset: 221, NextOffset: 335
-    testutil.go:509: Offset: 325, NextOffset: 457
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo4 foo5 foo_empty5 foo2 foo_empty2 foo_empty4 foo6 foo] vs [foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty3 foo4]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 77, NextOffset: 94
     testutil.go:509: Offset: 181, NextOffset: 198
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 94, NextOffset: 204
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 198, NextOffset: 308
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 335, NextOffset: 352
     testutil.go:509: Offset: 457, NextOffset: 474
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 352, NextOffset: 466
     testutil.go:509: Offset: 474, NextOffset: 606
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
@@ -217622,232 +218761,194 @@
     testutil.go:509: Offset: 466, NextOffset: 483
     testutil.go:509: Offset: 606, NextOffset: 623
     testutil.go:509: Offset: 483, NextOffset: 594
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 623, NextOffset: 734
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 594, NextOffset: 611
     testutil.go:509: Offset: 734, NextOffset: 751
     testutil.go:509: Offset: 611, NextOffset: 725
     testutil.go:509: Offset: 751, NextOffset: 883
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo4 foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo_empty5 foo foo_empty2 foo3 foo_empty3 foo4 foo5 foo6 foo_empty foo2 foo_empty4]
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 64624 128839 129266]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129306):
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 308, NextOffset: 325
     testutil.go:509: Offset: 204, NextOffset: 221
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
+    testutil.go:509: Offset: 308, NextOffset: 325
+    testutil.go:509: Offset: 221, NextOffset: 335
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/129306): 64620, 128827
+    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 128831/129306): 64211, 64203
+    zstdchunked_test.go:104:   [2] at 128831 in stargz (nextFrame: 128839/129306): 4, 423
+    zstdchunked_test.go:104:   [3] at 128839 in stargz (nextFrame: 129258/129306): -1, 415
+    zstdchunked_test.go:104:   [4] at 129258 in stargz (nextFrame: 129306/129306): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 325, NextOffset: 457
-    testutil.go:509: Offset: 221, NextOffset: 335
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 725, NextOffset: 742
+    testutil.go:509: Offset: 883, NextOffset: 900
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 742, NextOffset: 1257
+    testutil.go:509: Offset: 900, NextOffset: 1480
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty3 foo4] vs [foo foo_empty foo3 foo_empty3 foo4 foo5 foo_empty5 foo2 foo_empty2 foo_empty4 foo6]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 734, NextOffset: 751
     testutil.go:509: Offset: 594, NextOffset: 611
     testutil.go:509: Offset: 751, NextOffset: 883
     testutil.go:509: Offset: 611, NextOffset: 725
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 64624 128839 129264]
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 883, NextOffset: 900
+    testutil.go:509: Offset: 725, NextOffset: 742
+    testutil.go:509: Offset: 900, NextOffset: 1480
+    testutil.go:509: Offset: 742, NextOffset: 1257
     testutil.go:395: Comparing: "foo" vs "foo"
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129304):
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 181, NextOffset: 198
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/129304): 64620, 128827
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 77, NextOffset: 94
     testutil.go:509: Offset: 198, NextOffset: 308
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 128831/129304): 64211, 64203
-    zstdchunked_test.go:104:   [2] at 128831 in stargz (nextFrame: 128839/129304): 4, 421
-    zstdchunked_test.go:104:   [3] at 128839 in stargz (nextFrame: 129256/129304): -1, 413
-    zstdchunked_test.go:104:   [4] at 129256 in stargz (nextFrame: 129304/129304): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 94, NextOffset: 204
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 457, NextOffset: 474
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 335, NextOffset: 352
-    testutil.go:509: Offset: 474, NextOffset: 606
-    testutil.go:509: Offset: 352, NextOffset: 466
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 606, NextOffset: 623
     testutil.go:509: Offset: 466, NextOffset: 483
     testutil.go:509: Offset: 623, NextOffset: 734
     testutil.go:509: Offset: 483, NextOffset: 594
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 883, NextOffset: 900
-    testutil.go:509: Offset: 725, NextOffset: 742
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 308, NextOffset: 325
+    testutil.go:509: Offset: 204, NextOffset: 221
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 900, NextOffset: 1480
-    testutil.go:509: Offset: 742, NextOffset: 1257
+    testutil.go:509: Offset: 325, NextOffset: 457
+    testutil.go:509: Offset: 221, NextOffset: 335
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 457, NextOffset: 474
+    testutil.go:509: Offset: 335, NextOffset: 352
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 474, NextOffset: 606
+    testutil.go:509: Offset: 352, NextOffset: 466
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 64622 112774 113203]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 113243):
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 64624 112780 113205]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 113245):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/113245): 64620, 112768
-    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 112772/113245): 48152, 48144
-    zstdchunked_test.go:104:   [2] at 112772 in stargz (nextFrame: 112780/113245): 4, 421
-    zstdchunked_test.go:104:   [3] at 112780 in stargz (nextFrame: 113197/113245): -1, 413
-    zstdchunked_test.go:104:   [4] at 113197 in stargz (nextFrame: 113245/113245): -1, -1
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64622/113243): 64618, 112762
+    zstdchunked_test.go:104:   [1] at 64622 in stargz (nextFrame: 112766/113243): 48148, 48140
+    zstdchunked_test.go:104:   [2] at 112766 in stargz (nextFrame: 112774/113243): 4, 425
+    zstdchunked_test.go:104:   [3] at 112774 in stargz (nextFrame: 113195/113243): -1, 417
+    zstdchunked_test.go:104:   [4] at 113195 in stargz (nextFrame: 113243/113243): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64622,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64622,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64622,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64622,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":210,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":227,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":342,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":474,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":491,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":606,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":623,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":755,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":199,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":308,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":325,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":457,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":606,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":623,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":755,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":887,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":904,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo2 foo3 foo4 foo5 foo6 foo foo_empty] vs [foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 606, NextOffset: 623
-    testutil.go:509: Offset: 738, NextOffset: 755
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 64624 128839 129264]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129304):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 623, NextOffset: 738
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/129304): 64620, 128827
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 755, NextOffset: 887
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 128831/129304): 64211, 64203
-    zstdchunked_test.go:104:   [2] at 128831 in stargz (nextFrame: 128839/129304): 4, 421
-    zstdchunked_test.go:104:   [3] at 128839 in stargz (nextFrame: 129256/129304): -1, 413
-    zstdchunked_test.go:104:   [4] at 129256 in stargz (nextFrame: 129304/129304): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty foo3 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo_empty2] vs [foo_empty5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo_empty4 .no.prefetch.landmark foo foo_empty foo4 foo5]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 738, NextOffset: 755
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 887, NextOffset: 904
     testutil.go:509: Offset: 755, NextOffset: 1265
     testutil.go:509: Offset: 904, NextOffset: 1485
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 101
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 182, NextOffset: 199
     testutil.go:509: Offset: 101, NextOffset: 210
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 199, NextOffset: 308
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 210, NextOffset: 227
     testutil.go:509: Offset: 308, NextOffset: 325
     testutil.go:509: Offset: 227, NextOffset: 342
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 325, NextOffset: 457
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 342, NextOffset: 359
-    testutil.go:509: Offset: 457, NextOffset: 474
-    testutil.go:509: Offset: 359, NextOffset: 474
-    testutil.go:509: Offset: 474, NextOffset: 606
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 474, NextOffset: 491
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 606, NextOffset: 623
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 491, NextOffset: 606
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 623, NextOffset: 738
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark] vs [foo_empty foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo2 foo3 foo4 foo5 foo6 foo]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 342, NextOffset: 359
+    testutil.go:509: Offset: 457, NextOffset: 474
+    testutil.go:509: Offset: 359, NextOffset: 474
+    testutil.go:509: Offset: 474, NextOffset: 606
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 606, NextOffset: 623
-    testutil.go:509: Offset: 474, NextOffset: 491
+    testutil.go:509: Offset: 738, NextOffset: 755
     testutil.go:509: Offset: 623, NextOffset: 738
-    testutil.go:509: Offset: 491, NextOffset: 606
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 182, NextOffset: 199
-    testutil.go:509: Offset: 84, NextOffset: 101
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 64622 112779 113205]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 113245):
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64622/113245): 64618, 112767
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 755, NextOffset: 887
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 64622 128838 129267]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129307):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64622/129307): 64618, 128826
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 199, NextOffset: 308
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [1] at 64622 in stargz (nextFrame: 112771/113245): 48153, 48145
-    zstdchunked_test.go:104:   [2] at 112771 in stargz (nextFrame: 112779/113245): 4, 422
-    zstdchunked_test.go:104:   [3] at 112779 in stargz (nextFrame: 113197/113245): -1, 414
-    zstdchunked_test.go:104:   [4] at 113197 in stargz (nextFrame: 113245/113245): -1, -1
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo4 foo5 foo_empty5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo_empty4] vs [foo_empty foo3 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo_empty2 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 738, NextOffset: 755
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [1] at 64622 in stargz (nextFrame: 128830/129307): 64212, 64204
+    zstdchunked_test.go:104:   [2] at 128830 in stargz (nextFrame: 128838/129307): 4, 425
+    zstdchunked_test.go:104:   [3] at 128838 in stargz (nextFrame: 129259/129307): -1, 417
+    zstdchunked_test.go:104:   [4] at 129259 in stargz (nextFrame: 129307/129307): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64622,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64622,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64622,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64622,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 101, NextOffset: 210
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64622,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 738, NextOffset: 755
     testutil.go:509: Offset: 606, NextOffset: 623
     testutil.go:509: Offset: 755, NextOffset: 887
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
@@ -217858,381 +218959,431 @@
     testutil.go:509: Offset: 738, NextOffset: 755
     testutil.go:509: Offset: 904, NextOffset: 1485
     testutil.go:509: Offset: 755, NextOffset: 1265
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 308, NextOffset: 325
     testutil.go:509: Offset: 210, NextOffset: 227
     testutil.go:509: Offset: 325, NextOffset: 457
     testutil.go:509: Offset: 227, NextOffset: 342
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 457, NextOffset: 474
     testutil.go:509: Offset: 342, NextOffset: 359
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 474, NextOffset: 606
     testutil.go:509: Offset: 359, NextOffset: 474
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 64622 128838 129264]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129304):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64622/129304): 64618, 128826
-    zstdchunked_test.go:104:   [1] at 64622 in stargz (nextFrame: 128830/129304): 64212, 64204
-    zstdchunked_test.go:104:   [2] at 128830 in stargz (nextFrame: 128838/129304): 4, 422
-    zstdchunked_test.go:104:   [3] at 128838 in stargz (nextFrame: 129256/129304): -1, 414
-    zstdchunked_test.go:104:   [4] at 129256 in stargz (nextFrame: 129304/129304): -1, -1
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 199
+    testutil.go:509: Offset: 84, NextOffset: 101
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 199, NextOffset: 308
+    testutil.go:509: Offset: 101, NextOffset: 210
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 606, NextOffset: 623
+    testutil.go:509: Offset: 474, NextOffset: 491
+    testutil.go:509: Offset: 623, NextOffset: 738
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 64621 112773 113201]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 113241):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 491, NextOffset: 606
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64621/113241): 64617, 112761
+    zstdchunked_test.go:104:   [1] at 64621 in stargz (nextFrame: 112765/113241): 48148, 48140
+    zstdchunked_test.go:104:   [2] at 112765 in stargz (nextFrame: 112773/113241): 4, 424
+    zstdchunked_test.go:104:   [3] at 112773 in stargz (nextFrame: 113193/113241): -1, 416
+    zstdchunked_test.go:104:   [4] at 113193 in stargz (nextFrame: 113241/113241): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64622,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64622,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64621,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64621,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64622,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64622,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64621,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64621,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 64621 128838 129266]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129306):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":97,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":225,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":338,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":468,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":598,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":615,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":728,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":745,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":453,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":470,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":732,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":749,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":881,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":898,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty3 foo5 foo6 foo_empty2] vs [foo6 .no.prefetch.landmark foo foo_empty2 foo3 foo4 foo5 foo_empty foo2 foo_empty3 foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 97
-    testutil.go:509: Offset: 176, NextOffset: 193
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo6 foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5] vs [foo foo2 foo4 foo5 foo_empty5 foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 468, NextOffset: 485
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64621/129306): 64617, 128826
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 602, NextOffset: 619
+    testutil.go:509: Offset: 485, NextOffset: 598
+    testutil.go:509: Offset: 619, NextOffset: 732
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [1] at 64621 in stargz (nextFrame: 128830/129306): 64213, 64205
+    zstdchunked_test.go:104:   [2] at 128830 in stargz (nextFrame: 128838/129306): 4, 424
+    zstdchunked_test.go:104:   [3] at 128838 in stargz (nextFrame: 129258/129306): -1, 416
+    zstdchunked_test.go:104:   [4] at 129258 in stargz (nextFrame: 129306/129306): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64621,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64621,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64621,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64621,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 598, NextOffset: 615
+    testutil.go:509: Offset: 732, NextOffset: 749
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 97, NextOffset: 208
-    testutil.go:509: Offset: 193, NextOffset: 304
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 615, NextOffset: 728
+    testutil.go:509: Offset: 749, NextOffset: 881
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 208, NextOffset: 225
     testutil.go:509: Offset: 304, NextOffset: 321
     testutil.go:509: Offset: 225, NextOffset: 338
     testutil.go:509: Offset: 321, NextOffset: 453
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 598, NextOffset: 615
-    testutil.go:509: Offset: 732, NextOffset: 749
-    testutil.go:509: Offset: 615, NextOffset: 728
-    testutil.go:509: Offset: 749, NextOffset: 881
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 728, NextOffset: 745
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 881, NextOffset: 898
-    testutil.go:509: Offset: 745, NextOffset: 1256
-    testutil.go:509: Offset: 898, NextOffset: 1479
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 338, NextOffset: 355
     testutil.go:509: Offset: 453, NextOffset: 470
     testutil.go:509: Offset: 355, NextOffset: 468
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 470, NextOffset: 602
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 728, NextOffset: 745
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 468, NextOffset: 485
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
+    testutil.go:509: Offset: 881, NextOffset: 898
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 602, NextOffset: 619
-    testutil.go:509: Offset: 485, NextOffset: 598
-    testutil.go:509: Offset: 619, NextOffset: 732
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 745, NextOffset: 1256
+    testutil.go:509: Offset: 898, NextOffset: 1479
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 97
+    testutil.go:509: Offset: 176, NextOffset: 193
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 97, NextOffset: 208
+    testutil.go:509: Offset: 193, NextOffset: 304
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty foo2 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo3] vs [foo_empty foo2 foo_empty3 foo5 foo6 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 453, NextOffset: 470
-    testutil.go:509: Offset: 338, NextOffset: 355
-    testutil.go:509: Offset: 470, NextOffset: 602
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 64621 112778 113204]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 113244):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64621/113244): 64617, 112766
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo4 foo5 foo_empty5 foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo6] vs [foo5 foo_empty5 foo2 foo3 foo6 foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 881, NextOffset: 898
+    testutil.go:509: Offset: 728, NextOffset: 745
+    testutil.go:509: Offset: 898, NextOffset: 1479
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 64621 112773 113201]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 113241):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 355, NextOffset: 468
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [1] at 64621 in stargz (nextFrame: 112770/113244): 48153, 48145
-    zstdchunked_test.go:104:   [2] at 112770 in stargz (nextFrame: 112778/113244): 4, 422
-    zstdchunked_test.go:104:   [3] at 112778 in stargz (nextFrame: 113196/113244): -1, 414
-    zstdchunked_test.go:104:   [4] at 113196 in stargz (nextFrame: 113244/113244): -1, -1
+    testutil.go:509: Offset: 745, NextOffset: 1256
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 176, NextOffset: 193
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64621/113241): 64617, 112761
+    zstdchunked_test.go:104:   [1] at 64621 in stargz (nextFrame: 112765/113241): 48148, 48140
+    zstdchunked_test.go:104:   [2] at 112765 in stargz (nextFrame: 112773/113241): 4, 424
+    zstdchunked_test.go:104:   [3] at 112773 in stargz (nextFrame: 113193/113241): -1, 416
+    zstdchunked_test.go:104:   [4] at 113193 in stargz (nextFrame: 113241/113241): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64621,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64621,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64621,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64621,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64621,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 602, NextOffset: 619
-    testutil.go:509: Offset: 468, NextOffset: 485
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
+    testutil.go:509: Offset: 80, NextOffset: 97
+    testutil.go:509: Offset: 193, NextOffset: 304
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 619, NextOffset: 732
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+    testutil.go:509: Offset: 97, NextOffset: 208
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 304, NextOffset: 321
+    testutil.go:509: Offset: 208, NextOffset: 225
+    testutil.go:509: Offset: 321, NextOffset: 453
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 225, NextOffset: 338
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 602, NextOffset: 619
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 468, NextOffset: 485
+    testutil.go:509: Offset: 619, NextOffset: 732
     testutil.go:509: Offset: 485, NextOffset: 598
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 732, NextOffset: 749
     testutil.go:509: Offset: 598, NextOffset: 615
     testutil.go:509: Offset: 749, NextOffset: 881
     testutil.go:509: Offset: 615, NextOffset: 728
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 304, NextOffset: 321
-    testutil.go:509: Offset: 208, NextOffset: 225
-    testutil.go:509: Offset: 321, NextOffset: 453
-    testutil.go:509: Offset: 225, NextOffset: 338
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 881, NextOffset: 898
-    testutil.go:509: Offset: 728, NextOffset: 745
-    testutil.go:509: Offset: 898, NextOffset: 1479
-    testutil.go:509: Offset: 745, NextOffset: 1256
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 176, NextOffset: 193
-    testutil.go:509: Offset: 80, NextOffset: 97
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 193, NextOffset: 304
-    testutil.go:509: Offset: 97, NextOffset: 208
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 64621 128838 129264]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129304):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64621/129304): 64617, 128826
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [1] at 64621 in stargz (nextFrame: 128830/129304): 64213, 64205
-    zstdchunked_test.go:104:   [2] at 128830 in stargz (nextFrame: 128838/129304): 4, 422
-    zstdchunked_test.go:104:   [3] at 128838 in stargz (nextFrame: 129256/129304): -1, 414
-    zstdchunked_test.go:104:   [4] at 129256 in stargz (nextFrame: 129304/129304): -1, -1
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 453, NextOffset: 470
+    testutil.go:509: Offset: 338, NextOffset: 355
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 64621 128838 129266]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129306):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64621/129306): 64617, 128826
+    zstdchunked_test.go:104:   [1] at 64621 in stargz (nextFrame: 128830/129306): 64213, 64205
+    zstdchunked_test.go:104:   [2] at 128830 in stargz (nextFrame: 128838/129306): 4, 424
+    zstdchunked_test.go:104:   [3] at 128838 in stargz (nextFrame: 129258/129306): -1, 416
+    zstdchunked_test.go:104:   [4] at 129258 in stargz (nextFrame: 129306/129306): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64621,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 470, NextOffset: 602
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64621,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64621,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64621,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64621,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 355, NextOffset: 468
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":361,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":501,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":661,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":781,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":801,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":188,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":326,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":648,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":668,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":808,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":949,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":969,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo3 foo4 foo6 foo foo_empty foo2] vs [foo2 foo_empty2 foo4 foo_empty5 foo foo_empty foo3 foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 188, NextOffset: 208
-    testutil.go:509: Offset: 104, NextOffset: 222
-    testutil.go:509: Offset: 208, NextOffset: 326
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo_empty5 foo_empty foo_empty2 foo4 foo_empty4 foo5 foo6 foo] vs [.no.prefetch.landmark foo3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo5]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 222, NextOffset: 242
     testutil.go:509: Offset: 326, NextOffset: 346
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 242, NextOffset: 361
     testutil.go:509: Offset: 346, NextOffset: 487
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 641, NextOffset: 661
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 788, NextOffset: 808
-    testutil.go:509: Offset: 661, NextOffset: 781
-    testutil.go:509: Offset: 808, NextOffset: 949
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 361, NextOffset: 381
     testutil.go:509: Offset: 487, NextOffset: 507
     testutil.go:509: Offset: 381, NextOffset: 501
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 507, NextOffset: 648
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 501, NextOffset: 521
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 648, NextOffset: 668
     testutil.go:509: Offset: 521, NextOffset: 641
     testutil.go:509: Offset: 668, NextOffset: 788
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 781, NextOffset: 801
-    testutil.go:509: Offset: 949, NextOffset: 969
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 64621 112778 113204]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 113244):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64621/113244): 64617, 112766
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 801, NextOffset: 1337
-    testutil.go:509: Offset: 969, NextOffset: 1592
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo4 foo_empty5 foo] vs [foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo3 foo4 foo6]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 641, NextOffset: 661
     testutil.go:509: Offset: 788, NextOffset: 808
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [1] at 64621 in stargz (nextFrame: 112770/113244): 48153, 48145
-    zstdchunked_test.go:104:   [2] at 112770 in stargz (nextFrame: 112778/113244): 4, 422
-    zstdchunked_test.go:104:   [3] at 112778 in stargz (nextFrame: 113196/113244): -1, 414
-    zstdchunked_test.go:104:   [4] at 113196 in stargz (nextFrame: 113244/113244): -1, -1
+    testutil.go:509: Offset: 661, NextOffset: 781
+    testutil.go:509: Offset: 808, NextOffset: 949
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 781, NextOffset: 801
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 64621 112783 113211]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 113251):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 949, NextOffset: 969
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64621/113251): 64617, 112771
+    zstdchunked_test.go:104:   [1] at 64621 in stargz (nextFrame: 112775/113251): 48158, 48150
+    zstdchunked_test.go:104:   [2] at 112775 in stargz (nextFrame: 112783/113251): 4, 424
+    zstdchunked_test.go:104:   [3] at 112783 in stargz (nextFrame: 113203/113251): -1, 416
+    zstdchunked_test.go:104:   [4] at 113203 in stargz (nextFrame: 113251/113251): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64621,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64621,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64621,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64621,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64621,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 641, NextOffset: 661
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 808, NextOffset: 949
-    testutil.go:509: Offset: 661, NextOffset: 781
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 949, NextOffset: 969
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
+    testutil.go:509: Offset: 801, NextOffset: 1337
+    testutil.go:509: Offset: 969, NextOffset: 1592
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 188, NextOffset: 208
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 781, NextOffset: 801
-    testutil.go:509: Offset: 969, NextOffset: 1592
-    testutil.go:509: Offset: 801, NextOffset: 1337
+    testutil.go:509: Offset: 104, NextOffset: 222
+    testutil.go:509: Offset: 208, NextOffset: 326
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo_empty3 foo5] vs [foo_empty5 foo_empty foo_empty2 foo4 foo_empty4 foo5 foo6 foo foo2 foo3 foo_empty3]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 326, NextOffset: 346
     testutil.go:509: Offset: 222, NextOffset: 242
     testutil.go:509: Offset: 346, NextOffset: 487
     testutil.go:509: Offset: 242, NextOffset: 361
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 788, NextOffset: 808
+    testutil.go:509: Offset: 641, NextOffset: 661
+    testutil.go:509: Offset: 808, NextOffset: 949
+    testutil.go:509: Offset: 661, NextOffset: 781
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 487, NextOffset: 507
+    testutil.go:509: Offset: 361, NextOffset: 381
+    testutil.go:509: Offset: 507, NextOffset: 648
+    testutil.go:509: Offset: 381, NextOffset: 501
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 648, NextOffset: 668
     testutil.go:509: Offset: 501, NextOffset: 521
     testutil.go:509: Offset: 668, NextOffset: 788
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 521, NextOffset: 641
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 949, NextOffset: 969
+    testutil.go:509: Offset: 781, NextOffset: 801
+    testutil.go:509: Offset: 969, NextOffset: 1592
+    testutil.go:509: Offset: 801, NextOffset: 1337
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 188, NextOffset: 208
     testutil.go:509: Offset: 84, NextOffset: 104
     testutil.go:509: Offset: 208, NextOffset: 326
     testutil.go:509: Offset: 104, NextOffset: 222
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 487, NextOffset: 507
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 361, NextOffset: 381
-    testutil.go:509: Offset: 507, NextOffset: 648
-    testutil.go:509: Offset: 381, NextOffset: 501
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":88,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":230,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":250,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":393,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":535,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":657,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":677,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":335,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":499,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":519,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":682,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":967,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":987,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo_empty5 foo foo2 foo_empty3 foo5 foo6 foo_empty foo_empty2 foo3] vs [foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo5 foo4]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 230, NextOffset: 250
-    testutil.go:509: Offset: 335, NextOffset: 355
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 250, NextOffset: 373
-    testutil.go:509: Offset: 355, NextOffset: 499
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 657, NextOffset: 677
-    testutil.go:509: Offset: 804, NextOffset: 824
-    testutil.go:509: Offset: 677, NextOffset: 799
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 64621 128838 129264]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129304):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 824, NextOffset: 967
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 799, NextOffset: 819
-    testutil.go:509: Offset: 967, NextOffset: 987
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64621/129304): 64617, 128826
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 819, NextOffset: 1366
-    testutil.go:509: Offset: 987, NextOffset: 1612
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [1] at 64621 in stargz (nextFrame: 128830/129304): 64213, 64205
-    zstdchunked_test.go:104:   [2] at 128830 in stargz (nextFrame: 128838/129304): 4, 422
-    zstdchunked_test.go:104:   [3] at 128838 in stargz (nextFrame: 129256/129304): -1, 414
-    zstdchunked_test.go:104:   [4] at 129256 in stargz (nextFrame: 129304/129304): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 64621 128848 129276]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129316):
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64621/129316): 64617, 128836
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [1] at 64621 in stargz (nextFrame: 128840/129316): 64223, 64215
+    zstdchunked_test.go:104:   [2] at 128840 in stargz (nextFrame: 128848/129316): 4, 424
+    zstdchunked_test.go:104:   [3] at 128848 in stargz (nextFrame: 129268/129316): -1, 416
+    zstdchunked_test.go:104:   [4] at 129268 in stargz (nextFrame: 129316/129316): -1, -1
     testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 373, NextOffset: 393
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64621,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64621,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64621,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64621,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64621,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 499, NextOffset: 519
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 393, NextOffset: 515
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 519, NextOffset: 662
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":88,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":230,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":250,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":393,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":535,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":657,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":677,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":335,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":499,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":519,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":682,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":967,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":987,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo2 foo3 foo6 foo_empty] vs [foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty3 foo5 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 535
     testutil.go:509: Offset: 662, NextOffset: 682
     testutil.go:509: Offset: 535, NextOffset: 657
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 682, NextOffset: 804
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 657, NextOffset: 677
+    testutil.go:509: Offset: 804, NextOffset: 824
+    testutil.go:509: Offset: 677, NextOffset: 799
+    testutil.go:509: Offset: 824, NextOffset: 967
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 88, NextOffset: 108
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 108, NextOffset: 230
     testutil.go:509: Offset: 213, NextOffset: 335
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 230, NextOffset: 250
+    testutil.go:509: Offset: 335, NextOffset: 355
+    testutil.go:509: Offset: 250, NextOffset: 373
+    testutil.go:509: Offset: 355, NextOffset: 499
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 373, NextOffset: 393
+    testutil.go:509: Offset: 499, NextOffset: 519
+    testutil.go:509: Offset: 393, NextOffset: 515
+    testutil.go:509: Offset: 519, NextOffset: 662
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 799, NextOffset: 819
+    testutil.go:509: Offset: 967, NextOffset: 987
+    testutil.go:509: Offset: 819, NextOffset: 1366
+    testutil.go:509: Offset: 987, NextOffset: 1612
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo5 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo] vs [foo_empty foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo foo2 foo_empty3 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty3 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5] vs [foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo2 foo3 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 88, NextOffset: 108
     testutil.go:509: Offset: 213, NextOffset: 335
     testutil.go:509: Offset: 108, NextOffset: 230
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 804, NextOffset: 824
+    testutil.go:509: Offset: 657, NextOffset: 677
+    testutil.go:509: Offset: 824, NextOffset: 967
+    testutil.go:509: Offset: 677, NextOffset: 799
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 967, NextOffset: 987
+    testutil.go:509: Offset: 799, NextOffset: 819
+    testutil.go:509: Offset: 987, NextOffset: 1612
+    testutil.go:509: Offset: 819, NextOffset: 1366
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 335, NextOffset: 355
@@ -218245,65 +219396,85 @@
     testutil.go:509: Offset: 373, NextOffset: 393
     testutil.go:509: Offset: 519, NextOffset: 662
     testutil.go:509: Offset: 393, NextOffset: 515
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 804, NextOffset: 824
-    testutil.go:509: Offset: 657, NextOffset: 677
-    testutil.go:509: Offset: 824, NextOffset: 967
-    testutil.go:509: Offset: 677, NextOffset: 799
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 662, NextOffset: 682
     testutil.go:509: Offset: 515, NextOffset: 535
     testutil.go:509: Offset: 682, NextOffset: 804
     testutil.go:509: Offset: 535, NextOffset: 657
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 967, NextOffset: 987
-    testutil.go:509: Offset: 799, NextOffset: 819
-    testutil.go:509: Offset: 987, NextOffset: 1612
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 819, NextOffset: 1366
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 64621 112788 113214]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 113254):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64621/113254): 64617, 112776
-    zstdchunked_test.go:104:   [1] at 64621 in stargz (nextFrame: 112780/113254): 48163, 48155
-    zstdchunked_test.go:104:   [2] at 112780 in stargz (nextFrame: 112788/113254): 4, 422
-    zstdchunked_test.go:104:   [3] at 112788 in stargz (nextFrame: 113206/113254): -1, 414
-    zstdchunked_test.go:104:   [4] at 113206 in stargz (nextFrame: 113254/113254): -1, -1
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 64624 112778 113207]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 113247):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/113247): 64620, 112766
+    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 112770/113247): 48150, 48142
+    zstdchunked_test.go:104:   [2] at 112770 in stargz (nextFrame: 112778/113247): 4, 425
+    zstdchunked_test.go:104:   [3] at 112778 in stargz (nextFrame: 113199/113247): -1, 417
+    zstdchunked_test.go:104:   [4] at 113199 in stargz (nextFrame: 113247/113247): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64621,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64621,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64621,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64621,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":87,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":367,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":387,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":810,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":191,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":331,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":674,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":815,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":957,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty2 foo3] vs [foo foo3 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo4 foo5 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo foo_empty foo2 foo3 foo_empty5 foo_empty2 foo_empty3 foo4 foo_empty4] vs [.no.prefetch.landmark foo foo_empty foo2 foo3 foo4 foo5 foo_empty5 foo_empty2 foo_empty3 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 227, NextOffset: 247
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 331, NextOffset: 351
     testutil.go:509: Offset: 247, NextOffset: 367
     testutil.go:509: Offset: 351, NextOffset: 492
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 367, NextOffset: 387
     testutil.go:509: Offset: 492, NextOffset: 512
     testutil.go:509: Offset: 387, NextOffset: 508
     testutil.go:509: Offset: 512, NextOffset: 654
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 64624 128842 129271]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129311):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/129311): 64620, 128830
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 128834/129311): 64214, 64206
+    zstdchunked_test.go:104:   [2] at 128834 in stargz (nextFrame: 128842/129311): 4, 425
+    zstdchunked_test.go:104:   [3] at 128842 in stargz (nextFrame: 129263/129311): -1, 417
+    zstdchunked_test.go:104:   [4] at 129263 in stargz (nextFrame: 129311/129311): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 508, NextOffset: 528
+    testutil.go:509: Offset: 654, NextOffset: 674
+    testutil.go:509: Offset: 528, NextOffset: 649
+    testutil.go:509: Offset: 674, NextOffset: 795
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 649, NextOffset: 669
     testutil.go:509: Offset: 795, NextOffset: 815
@@ -218312,223 +219483,241 @@
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 790, NextOffset: 810
     testutil.go:509: Offset: 957, NextOffset: 977
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 810, NextOffset: 1352
     testutil.go:509: Offset: 977, NextOffset: 1600
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 508, NextOffset: 528
-    testutil.go:509: Offset: 654, NextOffset: 674
-    testutil.go:509: Offset: 528, NextOffset: 649
-    testutil.go:509: Offset: 674, NextOffset: 795
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 87, NextOffset: 107
     testutil.go:509: Offset: 191, NextOffset: 211
     testutil.go:509: Offset: 107, NextOffset: 227
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 211, NextOffset: 331
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo4 foo5 foo_empty5 foo foo3 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo_empty] vs [foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty foo2 foo_empty2 foo3 foo5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 191, NextOffset: 211
-    testutil.go:509: Offset: 87, NextOffset: 107
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 211, NextOffset: 331
-    testutil.go:509: Offset: 107, NextOffset: 227
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 512
-    testutil.go:509: Offset: 367, NextOffset: 387
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 512, NextOffset: 654
-    testutil.go:509: Offset: 387, NextOffset: 508
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo4 foo5 foo_empty5 foo_empty2 foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo] vs [foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo2 foo3 foo_empty5 foo_empty2]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 957, NextOffset: 977
     testutil.go:509: Offset: 790, NextOffset: 810
     testutil.go:509: Offset: 977, NextOffset: 1600
     testutil.go:509: Offset: 810, NextOffset: 1352
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 191, NextOffset: 211
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 211, NextOffset: 331
+    testutil.go:509: Offset: 107, NextOffset: 227
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 331, NextOffset: 351
     testutil.go:509: Offset: 227, NextOffset: 247
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 351, NextOffset: 492
     testutil.go:509: Offset: 247, NextOffset: 367
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 512
+    testutil.go:509: Offset: 367, NextOffset: 387
+    testutil.go:509: Offset: 512, NextOffset: 654
+    testutil.go:509: Offset: 387, NextOffset: 508
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 654, NextOffset: 674
     testutil.go:509: Offset: 508, NextOffset: 528
-    testutil.go:509: Offset: 674, NextOffset: 795
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 64621 128848 129274]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129314):
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 64624 112778 113207]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 113247):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/113247): 64620, 112766
+    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 112770/113247): 48150, 48142
+    zstdchunked_test.go:104:   [2] at 112770 in stargz (nextFrame: 112778/113247): 4, 425
+    zstdchunked_test.go:104:   [3] at 112778 in stargz (nextFrame: 113199/113247): -1, 417
+    zstdchunked_test.go:104:   [4] at 113199 in stargz (nextFrame: 113247/113247): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 674, NextOffset: 795
     testutil.go:509: Offset: 528, NextOffset: 649
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 795, NextOffset: 815
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64621/129314): 64617, 128836
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 649, NextOffset: 669
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 815, NextOffset: 957
     testutil.go:509: Offset: 669, NextOffset: 790
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [1] at 64621 in stargz (nextFrame: 128840/129314): 64223, 64215
-    zstdchunked_test.go:104:   [2] at 128840 in stargz (nextFrame: 128848/129314): 4, 422
-    zstdchunked_test.go:104:   [3] at 128848 in stargz (nextFrame: 129266/129314): -1, 414
-    zstdchunked_test.go:104:   [4] at 129266 in stargz (nextFrame: 129314/129314): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64621,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64621,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64621,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64621,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":90,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":249,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":389,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":509,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":529,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":789,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":197,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":336,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":678,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":798,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":818,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":979,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo2 foo4 foo_empty5 foo6 foo] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo foo_empty3 foo_empty4 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo_empty2 foo_empty3 foo_empty foo2 foo3 foo4 foo_empty4 foo5] vs [foo4 foo_empty4 foo6 foo_empty foo2 foo_empty2 foo3 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty3]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 90, NextOffset: 110
     testutil.go:509: Offset: 197, NextOffset: 217
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 110, NextOffset: 229
     testutil.go:509: Offset: 217, NextOffset: 336
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 369, NextOffset: 389
-    testutil.go:509: Offset: 497, NextOffset: 517
-    testutil.go:509: Offset: 389, NextOffset: 509
-    testutil.go:509: Offset: 517, NextOffset: 658
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 798, NextOffset: 818
-    testutil.go:509: Offset: 669, NextOffset: 789
-    testutil.go:509: Offset: 818, NextOffset: 959
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 229, NextOffset: 249
     testutil.go:509: Offset: 336, NextOffset: 356
     testutil.go:509: Offset: 249, NextOffset: 369
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 356, NextOffset: 497
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 369, NextOffset: 389
+    testutil.go:509: Offset: 497, NextOffset: 517
+    testutil.go:509: Offset: 389, NextOffset: 509
+    testutil.go:509: Offset: 517, NextOffset: 658
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 509, NextOffset: 529
     testutil.go:509: Offset: 658, NextOffset: 678
     testutil.go:509: Offset: 529, NextOffset: 649
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 64624 128842 129271]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129311):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 678, NextOffset: 798
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 789, NextOffset: 809
-    testutil.go:509: Offset: 959, NextOffset: 979
-    testutil.go:509: Offset: 809, NextOffset: 1352
-    testutil.go:509: Offset: 979, NextOffset: 1610
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo foo_empty3 foo_empty4] vs [foo_empty5 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo2 foo4]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 798, NextOffset: 818
     testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 818, NextOffset: 959
+    testutil.go:509: Offset: 798, NextOffset: 818
     testutil.go:509: Offset: 669, NextOffset: 789
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/129311): 64620, 128830
+    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 128834/129311): 64214, 64206
+    zstdchunked_test.go:104:   [2] at 128834 in stargz (nextFrame: 128842/129311): 4, 425
+    zstdchunked_test.go:104:   [3] at 128842 in stargz (nextFrame: 129263/129311): -1, 417
+    zstdchunked_test.go:104:   [4] at 129263 in stargz (nextFrame: 129311/129311): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 818, NextOffset: 959
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 959, NextOffset: 979
     testutil.go:509: Offset: 789, NextOffset: 809
-    testutil.go:509: Offset: 979, NextOffset: 1610
+    testutil.go:509: Offset: 959, NextOffset: 979
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 809, NextOffset: 1352
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 979, NextOffset: 1610
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty3 foo4 foo_empty4 foo6] vs [foo6 foo foo_empty2 foo_empty3 foo_empty foo2 foo3 foo4 foo_empty4 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 336, NextOffset: 356
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 229, NextOffset: 249
     testutil.go:509: Offset: 356, NextOffset: 497
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 369
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 497, NextOffset: 517
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 369, NextOffset: 389
     testutil.go:509: Offset: 517, NextOffset: 658
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 389, NextOffset: 509
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 658, NextOffset: 678
-    testutil.go:509: Offset: 509, NextOffset: 529
-    testutil.go:509: Offset: 678, NextOffset: 798
-    testutil.go:509: Offset: 529, NextOffset: 649
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 798, NextOffset: 818
+    testutil.go:509: Offset: 649, NextOffset: 669
+    testutil.go:509: Offset: 818, NextOffset: 959
+    testutil.go:509: Offset: 669, NextOffset: 789
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 197, NextOffset: 217
     testutil.go:509: Offset: 90, NextOffset: 110
     testutil.go:509: Offset: 217, NextOffset: 336
     testutil.go:509: Offset: 110, NextOffset: 229
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 64624 112783 113210]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 113250):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/113250): 64620, 112771
-    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 112775/113250): 48155, 48147
-    zstdchunked_test.go:104:   [2] at 112775 in stargz (nextFrame: 112783/113250): 4, 423
-    zstdchunked_test.go:104:   [3] at 112783 in stargz (nextFrame: 113202/113250): -1, 415
-    zstdchunked_test.go:104:   [4] at 113202 in stargz (nextFrame: 113250/113250): -1, -1
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 658, NextOffset: 678
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 509, NextOffset: 529
+    testutil.go:509: Offset: 678, NextOffset: 798
+    testutil.go:509: Offset: 529, NextOffset: 649
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 959, NextOffset: 979
+    testutil.go:509: Offset: 789, NextOffset: 809
+    testutil.go:509: Offset: 979, NextOffset: 1610
+    testutil.go:509: Offset: 809, NextOffset: 1352
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 64624 112777 113206]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 113246):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/113246): 64620, 112765
+    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 112769/113246): 48149, 48141
+    zstdchunked_test.go:104:   [2] at 112769 in stargz (nextFrame: 112777/113246): 4, 425
+    zstdchunked_test.go:104:   [3] at 112777 in stargz (nextFrame: 113198/113246): -1, 417
+    zstdchunked_test.go:104:   [4] at 113198 in stargz (nextFrame: 113246/113246): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":361,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":501,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":661,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":781,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":801,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":188,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":326,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":648,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":668,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":808,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":949,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":969,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo6 foo foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty foo2 foo_empty2] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo4 foo5 foo6 foo3 foo_empty3 foo_empty4 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty3 foo4 foo5 foo_empty2 foo3 foo_empty4 foo_empty5 foo6] vs [foo_empty foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo3 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 501, NextOffset: 521
     testutil.go:509: Offset: 648, NextOffset: 668
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 521, NextOffset: 641
     testutil.go:509: Offset: 668, NextOffset: 788
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 326, NextOffset: 346
-    testutil.go:509: Offset: 242, NextOffset: 361
-    testutil.go:509: Offset: 346, NextOffset: 487
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 641, NextOffset: 661
     testutil.go:509: Offset: 788, NextOffset: 808
     testutil.go:509: Offset: 661, NextOffset: 781
     testutil.go:509: Offset: 808, NextOffset: 949
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 361, NextOffset: 381
+    testutil.go:509: Offset: 487, NextOffset: 507
+    testutil.go:509: Offset: 381, NextOffset: 501
+    testutil.go:509: Offset: 507, NextOffset: 648
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 781, NextOffset: 801
     testutil.go:509: Offset: 949, NextOffset: 969
@@ -218539,202 +219728,177 @@
     testutil.go:509: Offset: 188, NextOffset: 208
     testutil.go:509: Offset: 104, NextOffset: 222
     testutil.go:509: Offset: 208, NextOffset: 326
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 361, NextOffset: 381
-    testutil.go:509: Offset: 487, NextOffset: 507
-    testutil.go:509: Offset: 381, NextOffset: 501
-    testutil.go:509: Offset: 507, NextOffset: 648
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 326, NextOffset: 346
+    testutil.go:509: Offset: 242, NextOffset: 361
+    testutil.go:509: Offset: 346, NextOffset: 487
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo4 foo5 foo6 foo3 foo_empty3 foo_empty4 foo_empty5] vs [foo_empty5 foo_empty foo2 foo_empty2 foo5 foo6 foo foo3 foo_empty3 foo4 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo3 foo_empty5 foo_empty foo2] vs [foo_empty3 foo4 foo5 foo_empty2 foo3 foo_empty4 foo_empty5 foo6 foo foo_empty foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 188, NextOffset: 208
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 84, NextOffset: 104
     testutil.go:509: Offset: 208, NextOffset: 326
     testutil.go:509: Offset: 104, NextOffset: 222
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 487, NextOffset: 507
+    testutil.go:509: Offset: 361, NextOffset: 381
+    testutil.go:509: Offset: 507, NextOffset: 648
+    testutil.go:509: Offset: 381, NextOffset: 501
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 326, NextOffset: 346
     testutil.go:509: Offset: 222, NextOffset: 242
     testutil.go:509: Offset: 346, NextOffset: 487
     testutil.go:509: Offset: 242, NextOffset: 361
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 648, NextOffset: 668
     testutil.go:509: Offset: 501, NextOffset: 521
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 668, NextOffset: 788
     testutil.go:509: Offset: 521, NextOffset: 641
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 788, NextOffset: 808
     testutil.go:509: Offset: 641, NextOffset: 661
     testutil.go:509: Offset: 808, NextOffset: 949
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 661, NextOffset: 781
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 949, NextOffset: 969
     testutil.go:509: Offset: 781, NextOffset: 801
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 64624 128842 129269]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129309):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 969, NextOffset: 1592
     testutil.go:509: Offset: 801, NextOffset: 1337
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 487, NextOffset: 507
-    testutil.go:509: Offset: 361, NextOffset: 381
-    testutil.go:509: Offset: 507, NextOffset: 648
-    testutil.go:509: Offset: 381, NextOffset: 501
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/129309): 64620, 128830
-    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 128834/129309): 64214, 64206
-    zstdchunked_test.go:104:   [2] at 128834 in stargz (nextFrame: 128842/129309): 4, 423
-    zstdchunked_test.go:104:   [3] at 128842 in stargz (nextFrame: 129261/129309): -1, 415
-    zstdchunked_test.go:104:   [4] at 129261 in stargz (nextFrame: 129309/129309): -1, -1
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 64624 128841 129270]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129310):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/129310): 64620, 128829
+    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 128833/129310): 64213, 64205
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":88,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":230,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":250,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":393,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":535,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":657,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":677,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":335,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":499,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":519,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":682,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":967,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":987,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [2] at 128833 in stargz (nextFrame: 128841/129310): 4, 425
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [3] at 128841 in stargz (nextFrame: 129262/129310): -1, 417
+    zstdchunked_test.go:104:   [4] at 129262 in stargz (nextFrame: 129310/129310): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo5 foo6 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5] vs [.no.prefetch.landmark foo foo_empty foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo2 foo_empty2 foo4 foo6]
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
     testutil.go:1638: got TOC entries:
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 799, NextOffset: 819
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
     testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 967, NextOffset: 987
+    testutil.go:509: Offset: 819, NextOffset: 1366
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":88,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":230,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":250,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":393,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":535,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":657,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":677,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":335,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":499,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":519,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":682,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":967,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":987,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo foo2 foo_empty2 foo4 foo_empty5 foo6 foo_empty foo3 foo_empty3 foo_empty4] vs [foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo_empty5 foo2 foo3]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 987, NextOffset: 1612
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 373, NextOffset: 393
     testutil.go:509: Offset: 499, NextOffset: 519
     testutil.go:509: Offset: 393, NextOffset: 515
     testutil.go:509: Offset: 519, NextOffset: 662
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 535
+    testutil.go:509: Offset: 662, NextOffset: 682
+    testutil.go:509: Offset: 535, NextOffset: 657
+    testutil.go:509: Offset: 682, NextOffset: 804
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 657, NextOffset: 677
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 804, NextOffset: 824
-    testutil.go:509: Offset: 677, NextOffset: 799
-    testutil.go:509: Offset: 824, NextOffset: 967
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 88, NextOffset: 108
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 108, NextOffset: 230
     testutil.go:509: Offset: 213, NextOffset: 335
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 230, NextOffset: 250
     testutil.go:509: Offset: 335, NextOffset: 355
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 250, NextOffset: 373
     testutil.go:509: Offset: 355, NextOffset: 499
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 535
-    testutil.go:509: Offset: 662, NextOffset: 682
-    testutil.go:509: Offset: 535, NextOffset: 657
-    testutil.go:509: Offset: 682, NextOffset: 804
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 799, NextOffset: 819
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 967, NextOffset: 987
-    testutil.go:509: Offset: 819, NextOffset: 1366
-    testutil.go:509: Offset: 987, NextOffset: 1612
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 657, NextOffset: 677
+    testutil.go:509: Offset: 804, NextOffset: 824
+    testutil.go:509: Offset: 677, NextOffset: 799
+    testutil.go:509: Offset: 824, NextOffset: 967
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo_empty3 foo_empty5 foo2 foo3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark] vs [foo5 foo foo2 foo_empty2 foo4 foo_empty5 foo6 foo_empty foo3 foo_empty3 foo_empty4]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 335, NextOffset: 355
-    testutil.go:509: Offset: 230, NextOffset: 250
-    testutil.go:509: Offset: 355, NextOffset: 499
-    testutil.go:509: Offset: 250, NextOffset: 373
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 499, NextOffset: 519
-    testutil.go:509: Offset: 373, NextOffset: 393
-    testutil.go:509: Offset: 519, NextOffset: 662
-    testutil.go:509: Offset: 393, NextOffset: 515
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo2 foo_empty2 foo4 foo6 .no.prefetch.landmark foo foo_empty foo3 foo_empty3 foo_empty4 foo5] vs [foo_empty3 foo4 foo_empty4 foo_empty5 foo foo_empty foo2 foo5 foo6 foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 662, NextOffset: 682
     testutil.go:509: Offset: 515, NextOffset: 535
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 682, NextOffset: 804
     testutil.go:509: Offset: 535, NextOffset: 657
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 804, NextOffset: 824
-    testutil.go:509: Offset: 657, NextOffset: 677
-    testutil.go:509: Offset: 824, NextOffset: 967
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 64624 112783 113210]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 113250):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 677, NextOffset: 799
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 967, NextOffset: 987
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/113250): 64620, 112771
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 799, NextOffset: 819
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 112775/113250): 48155, 48147
-    zstdchunked_test.go:104:   [2] at 112775 in stargz (nextFrame: 112783/113250): 4, 423
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 987, NextOffset: 1612
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [3] at 112783 in stargz (nextFrame: 113202/113250): -1, 415
-    zstdchunked_test.go:104:   [4] at 113202 in stargz (nextFrame: 113250/113250): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 819, NextOffset: 1366
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 193, NextOffset: 213
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 88, NextOffset: 108
     testutil.go:509: Offset: 213, NextOffset: 335
     testutil.go:509: Offset: 108, NextOffset: 230
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 499, NextOffset: 519
+    testutil.go:509: Offset: 373, NextOffset: 393
+    testutil.go:509: Offset: 519, NextOffset: 662
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 393, NextOffset: 515
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 804, NextOffset: 824
+    testutil.go:509: Offset: 657, NextOffset: 677
+    testutil.go:509: Offset: 824, NextOffset: 967
+    testutil.go:509: Offset: 677, NextOffset: 799
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 335, NextOffset: 355
+    testutil.go:509: Offset: 230, NextOffset: 250
+    testutil.go:509: Offset: 355, NextOffset: 499
+    testutil.go:509: Offset: 250, NextOffset: 373
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":87,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":367,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":387,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":810,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":191,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":331,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":674,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":815,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":957,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo2 foo_empty3 foo4 foo6] vs [.no.prefetch.landmark foo3 foo_empty3 foo_empty5 foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo5 foo_empty5 foo foo2 foo_empty4 foo6 foo_empty foo_empty2 foo3] vs [foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty5 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
@@ -218742,181 +219906,174 @@
     testutil.go:509: Offset: 492, NextOffset: 512
     testutil.go:509: Offset: 387, NextOffset: 508
     testutil.go:509: Offset: 512, NextOffset: 654
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 795, NextOffset: 815
-    testutil.go:509: Offset: 669, NextOffset: 790
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 815, NextOffset: 957
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 227, NextOffset: 247
-    testutil.go:509: Offset: 331, NextOffset: 351
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 64624 128842 129269]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129309):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 247, NextOffset: 367
-    testutil.go:509: Offset: 351, NextOffset: 492
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/129309): 64620, 128830
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 508, NextOffset: 528
     testutil.go:509: Offset: 654, NextOffset: 674
     testutil.go:509: Offset: 528, NextOffset: 649
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 128834/129309): 64214, 64206
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 674, NextOffset: 795
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [2] at 128834 in stargz (nextFrame: 128842/129309): 4, 423
-    zstdchunked_test.go:104:   [3] at 128842 in stargz (nextFrame: 129261/129309): -1, 415
-    zstdchunked_test.go:104:   [4] at 129261 in stargz (nextFrame: 129309/129309): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48452 96561 96984]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 97024):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 649, NextOffset: 669
+    testutil.go:509: Offset: 795, NextOffset: 815
+    testutil.go:509: Offset: 669, NextOffset: 790
+    testutil.go:509: Offset: 815, NextOffset: 957
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48452/97024): 48448, 96549
+    zstdchunked_test.go:104:   [1] at 48452 in stargz (nextFrame: 96553/97024): 48105, 48097
+    zstdchunked_test.go:104:   [2] at 96553 in stargz (nextFrame: 96561/97024): 4, 419
+    zstdchunked_test.go:104:   [3] at 96561 in stargz (nextFrame: 96976/97024): -1, 411
+    zstdchunked_test.go:104:   [4] at 96976 in stargz (nextFrame: 97024/97024): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48452,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48452,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 790, NextOffset: 810
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 957, NextOffset: 977
-    testutil.go:509: Offset: 810, NextOffset: 1352
-    testutil.go:509: Offset: 977, NextOffset: 1600
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 87, NextOffset: 107
     testutil.go:509: Offset: 191, NextOffset: 211
     testutil.go:509: Offset: 107, NextOffset: 227
     testutil.go:509: Offset: 211, NextOffset: 331
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty5 foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo3] vs [foo foo_empty foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo2 foo_empty3 foo4 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 191, NextOffset: 211
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 211, NextOffset: 331
-    testutil.go:509: Offset: 107, NextOffset: 227
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 331, NextOffset: 351
     testutil.go:509: Offset: 227, NextOffset: 247
-    testutil.go:509: Offset: 351, NextOffset: 492
+    testutil.go:509: Offset: 331, NextOffset: 351
     testutil.go:509: Offset: 247, NextOffset: 367
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 351, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 790, NextOffset: 810
+    testutil.go:509: Offset: 957, NextOffset: 977
+    testutil.go:509: Offset: 810, NextOffset: 1352
+    testutil.go:509: Offset: 977, NextOffset: 1600
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty5 foo_empty3] vs [foo_empty4 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo foo2]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 654, NextOffset: 674
     testutil.go:509: Offset: 508, NextOffset: 528
     testutil.go:509: Offset: 674, NextOffset: 795
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 528, NextOffset: 649
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 795, NextOffset: 815
     testutil.go:509: Offset: 649, NextOffset: 669
     testutil.go:509: Offset: 815, NextOffset: 957
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 669, NextOffset: 790
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 957, NextOffset: 977
     testutil.go:509: Offset: 790, NextOffset: 810
     testutil.go:509: Offset: 977, NextOffset: 1600
     testutil.go:509: Offset: 810, NextOffset: 1352
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 191, NextOffset: 211
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 211, NextOffset: 331
+    testutil.go:509: Offset: 107, NextOffset: 227
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 331, NextOffset: 351
+    testutil.go:509: Offset: 227, NextOffset: 247
+    testutil.go:509: Offset: 351, NextOffset: 492
+    testutil.go:509: Offset: 247, NextOffset: 367
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 512
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 367, NextOffset: 387
     testutil.go:509: Offset: 512, NextOffset: 654
     testutil.go:509: Offset: 387, NextOffset: 508
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 64624 112782 113209]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 113249):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/113249): 64620, 112770
-    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 112774/113249): 48154, 48146
-    zstdchunked_test.go:104:   [2] at 112774 in stargz (nextFrame: 112782/113249): 4, 423
-    zstdchunked_test.go:104:   [3] at 112782 in stargz (nextFrame: 113201/113249): -1, 415
-    zstdchunked_test.go:104:   [4] at 113201 in stargz (nextFrame: 113249/113249): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":90,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":249,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":389,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":509,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":529,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":789,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":197,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":336,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":678,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":798,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":818,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":979,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty3 foo_empty4 foo foo_empty foo_empty2 foo4 foo5 foo_empty5 foo6] vs [.no.prefetch.landmark foo_empty foo2 foo_empty3 foo4 foo5 foo6 foo foo_empty2 foo3 foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 90, NextOffset: 110
-    testutil.go:509: Offset: 197, NextOffset: 217
-    testutil.go:509: Offset: 110, NextOffset: 229
-    testutil.go:509: Offset: 217, NextOffset: 336
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo6 foo foo_empty4 foo5] vs [foo_empty foo3 foo4 foo5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 249
+    testutil.go:509: Offset: 336, NextOffset: 356
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 249, NextOffset: 369
+    testutil.go:509: Offset: 356, NextOffset: 497
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 369, NextOffset: 389
+    testutil.go:509: Offset: 497, NextOffset: 517
+    testutil.go:509: Offset: 389, NextOffset: 509
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48452 96427 96850]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96890):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 517, NextOffset: 658
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 509, NextOffset: 529
     testutil.go:509: Offset: 658, NextOffset: 678
     testutil.go:509: Offset: 529, NextOffset: 649
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48452/96890): 48448, 96415
+    zstdchunked_test.go:104:   [1] at 48452 in stargz (nextFrame: 96419/96890): 47971, 47963
+    zstdchunked_test.go:104:   [2] at 96419 in stargz (nextFrame: 96427/96890): 4, 419
+    zstdchunked_test.go:104:   [3] at 96427 in stargz (nextFrame: 96842/96890): -1, 411
+    zstdchunked_test.go:104:   [4] at 96842 in stargz (nextFrame: 96890/96890): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48452,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48452,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 678, NextOffset: 798
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 798, NextOffset: 818
-    testutil.go:509: Offset: 669, NextOffset: 789
-    testutil.go:509: Offset: 818, NextOffset: 959
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 789, NextOffset: 809
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 959, NextOffset: 979
     testutil.go:509: Offset: 809, NextOffset: 1352
     testutil.go:509: Offset: 979, NextOffset: 1610
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 249
-    testutil.go:509: Offset: 336, NextOffset: 356
-    testutil.go:509: Offset: 249, NextOffset: 369
-    testutil.go:509: Offset: 356, NextOffset: 497
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 197, NextOffset: 217
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 110, NextOffset: 229
+    testutil.go:509: Offset: 217, NextOffset: 336
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 649, NextOffset: 669
+    testutil.go:509: Offset: 798, NextOffset: 818
+    testutil.go:509: Offset: 669, NextOffset: 789
+    testutil.go:509: Offset: 818, NextOffset: 959
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo4 foo5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5] vs [foo_empty3 foo4 foo_empty5 foo6 foo foo_empty4 foo5 foo_empty foo2 foo_empty2 foo3]
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 369, NextOffset: 389
     testutil.go:509: Offset: 497, NextOffset: 517
-    testutil.go:509: Offset: 389, NextOffset: 509
+    testutil.go:509: Offset: 369, NextOffset: 389
     testutil.go:509: Offset: 517, NextOffset: 658
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo_empty3 foo4 foo5 foo6 foo] vs [foo_empty3 foo_empty4 foo foo_empty foo_empty2 foo4 foo5 foo_empty5 foo6 foo2 foo3]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 336, NextOffset: 356
-    testutil.go:509: Offset: 229, NextOffset: 249
-    testutil.go:509: Offset: 356, NextOffset: 497
-    testutil.go:509: Offset: 249, NextOffset: 369
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:509: Offset: 389, NextOffset: 509
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 658, NextOffset: 678
     testutil.go:509: Offset: 509, NextOffset: 529
@@ -218927,109 +220084,112 @@
     testutil.go:509: Offset: 649, NextOffset: 669
     testutil.go:509: Offset: 818, NextOffset: 959
     testutil.go:509: Offset: 669, NextOffset: 789
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 959, NextOffset: 979
     testutil.go:509: Offset: 789, NextOffset: 809
     testutil.go:509: Offset: 979, NextOffset: 1610
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 809, NextOffset: 1352
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 336, NextOffset: 356
+    testutil.go:509: Offset: 229, NextOffset: 249
+    testutil.go:509: Offset: 356, NextOffset: 497
+    testutil.go:509: Offset: 249, NextOffset: 369
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 197, NextOffset: 217
     testutil.go:509: Offset: 90, NextOffset: 110
     testutil.go:509: Offset: 217, NextOffset: 336
     testutil.go:509: Offset: 110, NextOffset: 229
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 497, NextOffset: 517
-    testutil.go:509: Offset: 369, NextOffset: 389
-    testutil.go:509: Offset: 517, NextOffset: 658
-    testutil.go:509: Offset: 389, NextOffset: 509
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 64624 128841 129268]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129308):
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 64624/129308): 64620, 128829
-    zstdchunked_test.go:104:   [1] at 64624 in stargz (nextFrame: 128833/129308): 64213, 64205
-    zstdchunked_test.go:104:   [2] at 128833 in stargz (nextFrame: 128841/129308): 4, 423
-    zstdchunked_test.go:104:   [3] at 128841 in stargz (nextFrame: 129260/129308): -1, 415
-    zstdchunked_test.go:104:   [4] at 129260 in stargz (nextFrame: 129308/129308): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64624,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":64624,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64624,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":83,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":361,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":639,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":659,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":189,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":328,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":348,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":488,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":508,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":648,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":668,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":807,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":967,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo_empty3 foo4 foo5 foo6 foo2 foo3 foo_empty4 foo_empty5] vs [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo5 foo_empty5 foo6 foo foo_empty foo2]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 361, NextOffset: 381
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo_empty4 foo3 foo_empty3 foo4] vs [.no.prefetch.landmark foo foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo_empty2 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 639, NextOffset: 659
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 488, NextOffset: 508
-    testutil.go:509: Offset: 381, NextOffset: 500
-    testutil.go:509: Offset: 508, NextOffset: 648
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 787, NextOffset: 807
+    testutil.go:509: Offset: 659, NextOffset: 777
+    testutil.go:509: Offset: 807, NextOffset: 947
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 777, NextOffset: 797
+    testutil.go:509: Offset: 947, NextOffset: 967
+    testutil.go:509: Offset: 797, NextOffset: 1342
+    testutil.go:509: Offset: 967, NextOffset: 1587
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 103
     testutil.go:509: Offset: 189, NextOffset: 209
     testutil.go:509: Offset: 103, NextOffset: 222
     testutil.go:509: Offset: 209, NextOffset: 328
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 328, NextOffset: 348
+    testutil.go:509: Offset: 242, NextOffset: 361
+    testutil.go:509: Offset: 348, NextOffset: 488
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 361, NextOffset: 381
+    testutil.go:509: Offset: 488, NextOffset: 508
+    testutil.go:509: Offset: 381, NextOffset: 500
+    testutil.go:509: Offset: 508, NextOffset: 648
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 500, NextOffset: 520
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48452 96561 96984]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 97024):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 648, NextOffset: 668
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48452/97024): 48448, 96549
+    zstdchunked_test.go:104:   [1] at 48452 in stargz (nextFrame: 96553/97024): 48105, 48097
+    zstdchunked_test.go:104:   [2] at 96553 in stargz (nextFrame: 96561/97024): 4, 419
+    zstdchunked_test.go:104:   [3] at 96561 in stargz (nextFrame: 96976/97024): -1, 411
+    zstdchunked_test.go:104:   [4] at 96976 in stargz (nextFrame: 97024/97024): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48452,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48452,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 520, NextOffset: 639
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 668, NextOffset: 787
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 639, NextOffset: 659
-    testutil.go:509: Offset: 787, NextOffset: 807
-    testutil.go:509: Offset: 659, NextOffset: 777
-    testutil.go:509: Offset: 807, NextOffset: 947
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 777, NextOffset: 797
-    testutil.go:509: Offset: 947, NextOffset: 967
-    testutil.go:509: Offset: 797, NextOffset: 1342
-    testutil.go:509: Offset: 967, NextOffset: 1587
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo_empty2 foo_empty4 foo6 .no.prefetch.landmark] vs [foo_empty2 foo_empty4 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo foo_empty foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 189, NextOffset: 209
+    testutil.go:509: Offset: 83, NextOffset: 103
+    testutil.go:509: Offset: 209, NextOffset: 328
+    testutil.go:509: Offset: 103, NextOffset: 222
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 242
     testutil.go:509: Offset: 328, NextOffset: 348
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 242, NextOffset: 361
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 222, NextOffset: 242
     testutil.go:509: Offset: 348, NextOffset: 488
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo5 foo_empty5 foo6] vs [foo_empty4 foo_empty5 foo foo_empty foo_empty2 foo_empty3 foo4 foo5 foo6 foo2 foo3]
+    testutil.go:509: Offset: 242, NextOffset: 361
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 488, NextOffset: 508
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 361, NextOffset: 381
     testutil.go:509: Offset: 508, NextOffset: 648
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 381, NextOffset: 500
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
@@ -219037,223 +220197,229 @@
     testutil.go:509: Offset: 500, NextOffset: 520
     testutil.go:509: Offset: 668, NextOffset: 787
     testutil.go:509: Offset: 520, NextOffset: 639
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 787, NextOffset: 807
     testutil.go:509: Offset: 639, NextOffset: 659
     testutil.go:509: Offset: 807, NextOffset: 947
     testutil.go:509: Offset: 659, NextOffset: 777
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 947, NextOffset: 967
     testutil.go:509: Offset: 777, NextOffset: 797
     testutil.go:509: Offset: 967, NextOffset: 1587
     testutil.go:509: Offset: 797, NextOffset: 1342
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 189, NextOffset: 209
-    testutil.go:509: Offset: 83, NextOffset: 103
-    testutil.go:509: Offset: 209, NextOffset: 328
-    testutil.go:509: Offset: 103, NextOffset: 222
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 328, NextOffset: 348
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 348, NextOffset: 488
-    testutil.go:509: Offset: 242, NextOffset: 361
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48454 96570 96990]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 97030):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48454/97030): 48450, 96558
-    zstdchunked_test.go:104:   [1] at 48454 in stargz (nextFrame: 96562/97030): 48112, 48104
-    zstdchunked_test.go:104:   [2] at 96562 in stargz (nextFrame: 96570/97030): 4, 416
-    zstdchunked_test.go:104:   [3] at 96570 in stargz (nextFrame: 96982/97030): -1, 408
-    zstdchunked_test.go:104:   [4] at 96982 in stargz (nextFrame: 97030/97030): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48454,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48454,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48454,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48454,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":367,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":387,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":810,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":332,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":496,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":678,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":962,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo_empty3 foo4 foo5 foo2 foo_empty2 foo_empty4 foo_empty5 foo6] vs [foo_empty5 foo6 foo_empty foo2 foo3 foo_empty3 foo4 foo5 .no.prefetch.landmark foo foo_empty2 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 790, NextOffset: 810
-    testutil.go:509: Offset: 962, NextOffset: 982
-    testutil.go:509: Offset: 810, NextOffset: 1358
-    testutil.go:509: Offset: 982, NextOffset: 1607
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 105, NextOffset: 224
-    testutil.go:509: Offset: 213, NextOffset: 332
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo_empty foo2 foo3 foo4 foo6 foo_empty2 foo_empty3 foo_empty4 foo5] vs [foo2 foo_empty2 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark foo foo_empty foo3 foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 224, NextOffset: 244
+    testutil.go:509: Offset: 332, NextOffset: 352
+    testutil.go:509: Offset: 244, NextOffset: 367
+    testutil.go:509: Offset: 352, NextOffset: 496
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 367, NextOffset: 387
     testutil.go:509: Offset: 496, NextOffset: 516
     testutil.go:509: Offset: 387, NextOffset: 508
     testutil.go:509: Offset: 516, NextOffset: 658
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 508, NextOffset: 528
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 658, NextOffset: 678
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48452 96427 96850]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96890):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 528, NextOffset: 649
     testutil.go:509: Offset: 678, NextOffset: 799
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 790, NextOffset: 810
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48452/96890): 48448, 96415
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 962, NextOffset: 982
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [1] at 48452 in stargz (nextFrame: 96419/96890): 47971, 47963
+    zstdchunked_test.go:104:   [2] at 96419 in stargz (nextFrame: 96427/96890): 4, 419
+    zstdchunked_test.go:104:   [3] at 96427 in stargz (nextFrame: 96842/96890): -1, 411
+    zstdchunked_test.go:104:   [4] at 96842 in stargz (nextFrame: 96890/96890): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 810, NextOffset: 1358
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48452,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48452,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48452,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 982, NextOffset: 1607
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 649, NextOffset: 669
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 799, NextOffset: 819
     testutil.go:509: Offset: 669, NextOffset: 790
     testutil.go:509: Offset: 819, NextOffset: 962
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 224, NextOffset: 244
-    testutil.go:509: Offset: 332, NextOffset: 352
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 244, NextOffset: 367
-    testutil.go:509: Offset: 352, NextOffset: 496
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 105, NextOffset: 224
+    testutil.go:509: Offset: 213, NextOffset: 332
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty2 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo3 foo_empty3 foo4 foo5] vs [foo_empty4 foo_empty5 foo6 foo foo_empty foo3 foo_empty3 foo4 foo5 foo2 foo_empty2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 332, NextOffset: 352
-    testutil.go:509: Offset: 224, NextOffset: 244
-    testutil.go:509: Offset: 352, NextOffset: 496
-    testutil.go:509: Offset: 244, NextOffset: 367
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 496, NextOffset: 516
-    testutil.go:509: Offset: 367, NextOffset: 387
-    testutil.go:509: Offset: 516, NextOffset: 658
-    testutil.go:509: Offset: 387, NextOffset: 508
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo3 foo5 foo_empty5 foo6 foo2 foo_empty2 foo_empty3 foo4 foo_empty4 .no.prefetch.landmark] vs [foo5 foo_empty5 foo foo_empty foo2 foo3 foo4 foo6 foo_empty2 foo_empty3 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 658, NextOffset: 678
     testutil.go:509: Offset: 508, NextOffset: 528
     testutil.go:509: Offset: 678, NextOffset: 799
     testutil.go:509: Offset: 528, NextOffset: 649
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 799, NextOffset: 819
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 819, NextOffset: 962
-    testutil.go:509: Offset: 669, NextOffset: 790
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 85, NextOffset: 105
     testutil.go:509: Offset: 213, NextOffset: 332
     testutil.go:509: Offset: 105, NextOffset: 224
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 496, NextOffset: 516
+    testutil.go:509: Offset: 367, NextOffset: 387
+    testutil.go:509: Offset: 516, NextOffset: 658
+    testutil.go:509: Offset: 387, NextOffset: 508
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 799, NextOffset: 819
+    testutil.go:509: Offset: 649, NextOffset: 669
+    testutil.go:509: Offset: 819, NextOffset: 962
+    testutil.go:509: Offset: 669, NextOffset: 790
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 962, NextOffset: 982
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 790, NextOffset: 810
     testutil.go:509: Offset: 982, NextOffset: 1607
     testutil.go:509: Offset: 810, NextOffset: 1358
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 332, NextOffset: 352
+    testutil.go:509: Offset: 224, NextOffset: 244
+    testutil.go:509: Offset: 352, NextOffset: 496
+    testutil.go:509: Offset: 244, NextOffset: 367
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":359,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":379,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":330,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":350,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":489,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":807,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":967,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty4 foo_empty5 foo6 foo_empty2 foo3 foo_empty3 foo4 foo5] vs [foo3 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty3 foo4 foo5 foo6 foo_empty]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo4 foo_empty5 foo6 foo foo_empty foo_empty3 foo_empty4 foo5] vs [foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo foo3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 787, NextOffset: 807
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48450 96563 96986]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 97026):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 656, NextOffset: 774
+    testutil.go:509: Offset: 807, NextOffset: 947
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 222, NextOffset: 242
     testutil.go:509: Offset: 330, NextOffset: 350
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48450/97026): 48446, 96551
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 242, NextOffset: 359
     testutil.go:509: Offset: 350, NextOffset: 489
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 774, NextOffset: 794
-    testutil.go:509: Offset: 947, NextOffset: 967
-    testutil.go:509: Offset: 794, NextOffset: 1338
-    testutil.go:509: Offset: 967, NextOffset: 1590
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 359, NextOffset: 379
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [1] at 48450 in stargz (nextFrame: 96555/97026): 48109, 48101
+    zstdchunked_test.go:104:   [2] at 96555 in stargz (nextFrame: 96563/97026): 4, 419
+    zstdchunked_test.go:104:   [3] at 96563 in stargz (nextFrame: 96978/97026): -1, 411
+    zstdchunked_test.go:104:   [4] at 96978 in stargz (nextFrame: 97026/97026): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48450,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48450,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48450,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48450,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 489, NextOffset: 509
     testutil.go:509: Offset: 379, NextOffset: 498
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 509, NextOffset: 649
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 498, NextOffset: 518
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 649, NextOffset: 669
     testutil.go:509: Offset: 518, NextOffset: 636
     testutil.go:509: Offset: 669, NextOffset: 787
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 636, NextOffset: 656
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 787, NextOffset: 807
-    testutil.go:509: Offset: 656, NextOffset: 774
-    testutil.go:509: Offset: 807, NextOffset: 947
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 774, NextOffset: 794
+    testutil.go:509: Offset: 947, NextOffset: 967
+    testutil.go:509: Offset: 794, NextOffset: 1338
+    testutil.go:509: Offset: 967, NextOffset: 1590
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 85, NextOffset: 105
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48454 96431 96851]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96891):
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 193, NextOffset: 213
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48454/96891): 48450, 96419
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 105, NextOffset: 222
     testutil.go:509: Offset: 213, NextOffset: 330
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [1] at 48454 in stargz (nextFrame: 96423/96891): 47973, 47965
-    zstdchunked_test.go:104:   [2] at 96423 in stargz (nextFrame: 96431/96891): 4, 416
-    zstdchunked_test.go:104:   [3] at 96431 in stargz (nextFrame: 96843/96891): -1, 408
-    zstdchunked_test.go:104:   [4] at 96843 in stargz (nextFrame: 96891/96891): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48454,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48454,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48454,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48454,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo6 foo_empty foo3 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty3] vs [foo_empty2 foo3 foo_empty3 foo4 foo5 foo foo_empty foo2 foo_empty4 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo foo3 foo4] vs [foo_empty2 foo3 foo4 foo_empty5 foo6 foo foo_empty foo_empty3 foo_empty4 foo5 foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 193, NextOffset: 213
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 85, NextOffset: 105
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 213, NextOffset: 330
     testutil.go:509: Offset: 105, NextOffset: 222
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 489, NextOffset: 509
+    testutil.go:509: Offset: 359, NextOffset: 379
+    testutil.go:509: Offset: 509, NextOffset: 649
+    testutil.go:509: Offset: 379, NextOffset: 498
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 649, NextOffset: 669
+    testutil.go:509: Offset: 498, NextOffset: 518
+    testutil.go:509: Offset: 669, NextOffset: 787
+    testutil.go:509: Offset: 518, NextOffset: 636
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 947, NextOffset: 967
+    testutil.go:509: Offset: 774, NextOffset: 794
+    testutil.go:509: Offset: 967, NextOffset: 1590
+    testutil.go:509: Offset: 794, NextOffset: 1338
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 330, NextOffset: 350
     testutil.go:509: Offset: 222, NextOffset: 242
@@ -219261,126 +220427,114 @@
     testutil.go:509: Offset: 242, NextOffset: 359
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 498, NextOffset: 518
-    testutil.go:509: Offset: 669, NextOffset: 787
-    testutil.go:509: Offset: 518, NextOffset: 636
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 787, NextOffset: 807
     testutil.go:509: Offset: 636, NextOffset: 656
     testutil.go:509: Offset: 807, NextOffset: 947
     testutil.go:509: Offset: 656, NextOffset: 774
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 947, NextOffset: 967
-    testutil.go:509: Offset: 774, NextOffset: 794
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 967, NextOffset: 1590
-    testutil.go:509: Offset: 794, NextOffset: 1338
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 489, NextOffset: 509
-    testutil.go:509: Offset: 359, NextOffset: 379
-    testutil.go:509: Offset: 509, NextOffset: 649
-    testutil.go:509: Offset: 379, NextOffset: 498
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48454 96570 96990]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 97030):
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48454/97030): 48450, 96558
-    zstdchunked_test.go:104:   [1] at 48454 in stargz (nextFrame: 96562/97030): 48112, 48104
-    zstdchunked_test.go:104:   [2] at 96562 in stargz (nextFrame: 96570/97030): 4, 416
-    zstdchunked_test.go:104:   [3] at 96570 in stargz (nextFrame: 96982/97030): -1, 408
-    zstdchunked_test.go:104:   [4] at 96982 in stargz (nextFrame: 97030/97030): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48454,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48454,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48454,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48454,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":87,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":363,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":501,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":639,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":659,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":194,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":331,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":491,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":511,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":650,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":670,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":808,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":967,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo4 foo_empty4 foo5 foo_empty2 foo_empty3 foo_empty5 foo6 foo foo_empty] vs [foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo_empty foo4 foo_empty5 foo2 foo_empty2 foo3]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo_empty5 foo foo2 foo_empty2 foo4 foo_empty4 foo6 foo_empty foo3] vs [foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo3 foo4]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 363, NextOffset: 383
+    testutil.go:509: Offset: 491, NextOffset: 511
+    testutil.go:509: Offset: 383, NextOffset: 501
+    testutil.go:509: Offset: 511, NextOffset: 650
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 639, NextOffset: 659
+    testutil.go:509: Offset: 788, NextOffset: 808
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48450 96429 96852]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96892):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48450/96892): 48446, 96417
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 659, NextOffset: 777
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [1] at 48450 in stargz (nextFrame: 96421/96892): 47975, 47967
+    zstdchunked_test.go:104:   [2] at 96421 in stargz (nextFrame: 96429/96892): 4, 419
+    zstdchunked_test.go:104:   [3] at 96429 in stargz (nextFrame: 96844/96892): -1, 411
+    zstdchunked_test.go:104:   [4] at 96844 in stargz (nextFrame: 96892/96892): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48450,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48450,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48450,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48450,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 808, NextOffset: 947
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 777, NextOffset: 797
-    testutil.go:509: Offset: 947, NextOffset: 967
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 107
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 797, NextOffset: 1344
-    testutil.go:509: Offset: 967, NextOffset: 1592
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 107
     testutil.go:509: Offset: 194, NextOffset: 214
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 107, NextOffset: 224
     testutil.go:509: Offset: 214, NextOffset: 331
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 224, NextOffset: 244
     testutil.go:509: Offset: 331, NextOffset: 351
     testutil.go:509: Offset: 244, NextOffset: 363
     testutil.go:509: Offset: 351, NextOffset: 491
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 363, NextOffset: 383
-    testutil.go:509: Offset: 491, NextOffset: 511
-    testutil.go:509: Offset: 383, NextOffset: 501
-    testutil.go:509: Offset: 511, NextOffset: 650
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 501, NextOffset: 521
     testutil.go:509: Offset: 650, NextOffset: 670
     testutil.go:509: Offset: 521, NextOffset: 639
     testutil.go:509: Offset: 670, NextOffset: 788
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 639, NextOffset: 659
-    testutil.go:509: Offset: 788, NextOffset: 808
-    testutil.go:509: Offset: 659, NextOffset: 777
-    testutil.go:509: Offset: 808, NextOffset: 947
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 777, NextOffset: 797
+    testutil.go:509: Offset: 947, NextOffset: 967
+    testutil.go:509: Offset: 797, NextOffset: 1344
+    testutil.go:509: Offset: 967, NextOffset: 1592
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo4 foo_empty5 foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6] vs [foo_empty4 foo5 foo_empty2 foo_empty3 foo_empty5 foo6 foo foo_empty foo2 foo3 foo4]
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo3 foo4 foo2 foo_empty2] vs [foo_empty2 foo4 foo_empty4 foo6 foo_empty foo3 foo_empty3 foo5 foo_empty5 foo foo2]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 650, NextOffset: 670
+    testutil.go:509: Offset: 501, NextOffset: 521
+    testutil.go:509: Offset: 670, NextOffset: 788
+    testutil.go:509: Offset: 521, NextOffset: 639
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 331, NextOffset: 351
+    testutil.go:509: Offset: 224, NextOffset: 244
+    testutil.go:509: Offset: 351, NextOffset: 491
+    testutil.go:509: Offset: 244, NextOffset: 363
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 491, NextOffset: 511
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 363, NextOffset: 383
-    testutil.go:509: Offset: 511, NextOffset: 650
-    testutil.go:509: Offset: 383, NextOffset: 501
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 788, NextOffset: 808
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 639, NextOffset: 659
     testutil.go:509: Offset: 808, NextOffset: 947
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 659, NextOffset: 777
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 947, NextOffset: 967
     testutil.go:509: Offset: 777, NextOffset: 797
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 967, NextOffset: 1592
     testutil.go:509: Offset: 797, NextOffset: 1344
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -219389,388 +220543,383 @@
     testutil.go:509: Offset: 214, NextOffset: 331
     testutil.go:509: Offset: 107, NextOffset: 224
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 650, NextOffset: 670
-    testutil.go:509: Offset: 501, NextOffset: 521
-    testutil.go:509: Offset: 670, NextOffset: 788
-    testutil.go:509: Offset: 521, NextOffset: 639
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 331, NextOffset: 351
-    testutil.go:509: Offset: 224, NextOffset: 244
-    testutil.go:509: Offset: 351, NextOffset: 491
-    testutil.go:509: Offset: 244, NextOffset: 363
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 491, NextOffset: 511
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 363, NextOffset: 383
+    testutil.go:509: Offset: 511, NextOffset: 650
+    testutil.go:509: Offset: 383, NextOffset: 501
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48446 96554 96980]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 97020):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48446/97020): 48442, 96542
+    zstdchunked_test.go:104:   [1] at 48446 in stargz (nextFrame: 96546/97020): 48104, 48096
+    zstdchunked_test.go:104:   [2] at 96546 in stargz (nextFrame: 96554/97020): 4, 422
+    zstdchunked_test.go:104:   [3] at 96554 in stargz (nextFrame: 96972/97020): -1, 414
+    zstdchunked_test.go:104:   [4] at 96972 in stargz (nextFrame: 97020/97020): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48446,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48446,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48446,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48446,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":216,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":236,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":355,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":375,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":494,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":633,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":653,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":792,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":338,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":477,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":497,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":795,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":934,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":954,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo_empty5 foo foo_empty foo_empty2 foo3 foo_empty3 foo5 foo6 foo2] vs [.no.prefetch.landmark foo foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo_empty foo_empty2 foo4 foo5 foo6]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 216, NextOffset: 236
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 318, NextOffset: 338
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 236, NextOffset: 355
-    testutil.go:509: Offset: 338, NextOffset: 477
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 494, NextOffset: 514
-    testutil.go:509: Offset: 636, NextOffset: 656
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 514, NextOffset: 633
-    testutil.go:509: Offset: 656, NextOffset: 775
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 101
-    testutil.go:509: Offset: 183, NextOffset: 203
-    testutil.go:509: Offset: 101, NextOffset: 216
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48454 96431 96851]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96891):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 203, NextOffset: 318
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty4 foo6 foo foo_empty foo3 foo_empty3 foo4 foo5 foo_empty5 foo2] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty5 foo6 foo2 foo_empty3 foo4 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 355, NextOffset: 375
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48454/96891): 48450, 96419
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 477, NextOffset: 497
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [1] at 48454 in stargz (nextFrame: 96423/96891): 47973, 47965
-    zstdchunked_test.go:104:   [2] at 96423 in stargz (nextFrame: 96431/96891): 4, 416
-    zstdchunked_test.go:104:   [3] at 96431 in stargz (nextFrame: 96843/96891): -1, 408
-    zstdchunked_test.go:104:   [4] at 96843 in stargz (nextFrame: 96891/96891): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48454,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48454,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48454,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48454,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 375, NextOffset: 494
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 497, NextOffset: 636
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 494, NextOffset: 514
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 514, NextOffset: 633
+    testutil.go:509: Offset: 656, NextOffset: 775
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 633, NextOffset: 653
     testutil.go:509: Offset: 775, NextOffset: 795
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 653, NextOffset: 772
     testutil.go:509: Offset: 795, NextOffset: 934
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 216, NextOffset: 236
+    testutil.go:509: Offset: 318, NextOffset: 338
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 236, NextOffset: 355
+    testutil.go:509: Offset: 338, NextOffset: 477
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 772, NextOffset: 792
     testutil.go:509: Offset: 934, NextOffset: 954
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 792, NextOffset: 1310
     testutil.go:509: Offset: 954, NextOffset: 1554
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo_empty foo_empty2 foo4 foo5 foo6] vs [foo6 foo2 foo4 foo_empty4 foo_empty5 foo foo_empty foo_empty2 foo3 foo_empty3 foo5]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 636, NextOffset: 656
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 494, NextOffset: 514
-    testutil.go:509: Offset: 656, NextOffset: 775
-    testutil.go:509: Offset: 514, NextOffset: 633
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 775, NextOffset: 795
-    testutil.go:509: Offset: 633, NextOffset: 653
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 101
+    testutil.go:509: Offset: 183, NextOffset: 203
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 795, NextOffset: 934
-    testutil.go:509: Offset: 653, NextOffset: 772
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 934, NextOffset: 954
-    testutil.go:509: Offset: 772, NextOffset: 792
-    testutil.go:509: Offset: 954, NextOffset: 1554
-    testutil.go:509: Offset: 792, NextOffset: 1310
+    testutil.go:509: Offset: 101, NextOffset: 216
+    testutil.go:509: Offset: 203, NextOffset: 318
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty5 foo6 foo2 foo_empty3 foo4 foo_empty4 foo5] vs [foo_empty2 foo_empty4 foo6 foo foo_empty foo3 foo_empty3 foo4 foo5 foo_empty5 foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 81, NextOffset: 101
     testutil.go:509: Offset: 203, NextOffset: 318
     testutil.go:509: Offset: 101, NextOffset: 216
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48451 96571 96992]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 97032):
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 477, NextOffset: 497
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48446 96420 96846]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96886):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 318, NextOffset: 338
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48451/97032): 48447, 96559
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [1] at 48451 in stargz (nextFrame: 96563/97032): 48116, 48108
-    zstdchunked_test.go:104:   [2] at 96563 in stargz (nextFrame: 96571/97032): 4, 417
-    zstdchunked_test.go:104:   [3] at 96571 in stargz (nextFrame: 96984/97032): -1, 409
-    zstdchunked_test.go:104:   [4] at 96984 in stargz (nextFrame: 97032/97032): -1, -1
+    testutil.go:509: Offset: 355, NextOffset: 375
+    testutil.go:509: Offset: 497, NextOffset: 636
+    testutil.go:509: Offset: 375, NextOffset: 494
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48446/96886): 48442, 96408
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 934, NextOffset: 954
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [1] at 48446 in stargz (nextFrame: 96412/96886): 47970, 47962
+    zstdchunked_test.go:104:   [2] at 96412 in stargz (nextFrame: 96420/96886): 4, 422
+    zstdchunked_test.go:104:   [3] at 96420 in stargz (nextFrame: 96838/96886): -1, 414
+    zstdchunked_test.go:104:   [4] at 96838 in stargz (nextFrame: 96886/96886): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48451,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48451,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 772, NextOffset: 792
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48446,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48446,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48451,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48451,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48446,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48446,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 216, NextOffset: 236
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+    testutil.go:509: Offset: 954, NextOffset: 1554
+    testutil.go:509: Offset: 792, NextOffset: 1310
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 318, NextOffset: 338
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 216, NextOffset: 236
     testutil.go:509: Offset: 338, NextOffset: 477
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 236, NextOffset: 355
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 477, NextOffset: 497
-    testutil.go:509: Offset: 355, NextOffset: 375
-    testutil.go:509: Offset: 497, NextOffset: 636
-    testutil.go:509: Offset: 375, NextOffset: 494
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 494, NextOffset: 514
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 656, NextOffset: 775
+    testutil.go:509: Offset: 514, NextOffset: 633
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 775, NextOffset: 795
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 633, NextOffset: 653
+    testutil.go:509: Offset: 795, NextOffset: 934
+    testutil.go:509: Offset: 653, NextOffset: 772
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":240,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":357,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":377,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":627,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":764,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":784,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":480,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":637,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":657,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":792,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":929,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":949,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo5 foo6 foo_empty foo_empty3 foo4 foo_empty4 foo_empty5] vs [foo_empty4 foo5 foo_empty5 foo foo_empty foo2 foo_empty2 foo6 .no.prefetch.landmark foo3 foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 492, NextOffset: 512
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 637, NextOffset: 657
-    testutil.go:509: Offset: 512, NextOffset: 627
-    testutil.go:509: Offset: 657, NextOffset: 772
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 104, NextOffset: 220
-    testutil.go:509: Offset: 207, NextOffset: 323
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo3 foo6] vs [.no.prefetch.landmark foo_empty2 foo_empty3 foo4 foo_empty5 foo6 foo foo_empty foo2 foo3 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 220, NextOffset: 240
     testutil.go:509: Offset: 323, NextOffset: 343
-    testutil.go:509: Offset: 240, NextOffset: 357
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48451 96432 96853]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96893):
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 240, NextOffset: 357
     testutil.go:509: Offset: 343, NextOffset: 480
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 357, NextOffset: 377
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48451/96893): 48447, 96420
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48446 96554 96980]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 97020):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 480, NextOffset: 500
-    testutil.go:509: Offset: 377, NextOffset: 492
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [1] at 48451 in stargz (nextFrame: 96424/96893): 47977, 47969
-    zstdchunked_test.go:104:   [2] at 96424 in stargz (nextFrame: 96432/96893): 4, 417
-    zstdchunked_test.go:104:   [3] at 96432 in stargz (nextFrame: 96845/96893): -1, 409
-    zstdchunked_test.go:104:   [4] at 96845 in stargz (nextFrame: 96893/96893): -1, -1
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 492, NextOffset: 512
+    testutil.go:509: Offset: 637, NextOffset: 657
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48446/97020): 48442, 96542
+    zstdchunked_test.go:104:   [1] at 48446 in stargz (nextFrame: 96546/97020): 48104, 48096
+    zstdchunked_test.go:104:   [2] at 96546 in stargz (nextFrame: 96554/97020): 4, 422
+    zstdchunked_test.go:104:   [3] at 96554 in stargz (nextFrame: 96972/97020): -1, 414
+    zstdchunked_test.go:104:   [4] at 96972 in stargz (nextFrame: 97020/97020): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48451,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48451,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48446,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48446,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48451,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48451,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48446,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48446,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 500, NextOffset: 637
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 512, NextOffset: 627
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 657, NextOffset: 772
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 627, NextOffset: 647
     testutil.go:509: Offset: 772, NextOffset: 792
     testutil.go:509: Offset: 647, NextOffset: 764
-    testutil.go:509: Offset: 792, NextOffset: 929
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 764, NextOffset: 784
-    testutil.go:509: Offset: 929, NextOffset: 949
-    testutil.go:509: Offset: 784, NextOffset: 1314
-    testutil.go:509: Offset: 949, NextOffset: 1549
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo2 foo_empty2 foo6 .no.prefetch.landmark] vs [foo foo2 foo_empty2 foo3 foo5 foo6 foo_empty foo_empty3 foo4 foo_empty4 foo_empty5]
+    testutil.go:509: Offset: 792, NextOffset: 929
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 187, NextOffset: 207
     testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 207, NextOffset: 323
+    testutil.go:509: Offset: 187, NextOffset: 207
     testutil.go:509: Offset: 104, NextOffset: 220
+    testutil.go:509: Offset: 207, NextOffset: 323
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 343
-    testutil.go:509: Offset: 220, NextOffset: 240
-    testutil.go:509: Offset: 343, NextOffset: 480
-    testutil.go:509: Offset: 240, NextOffset: 357
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 357, NextOffset: 377
+    testutil.go:509: Offset: 480, NextOffset: 500
+    testutil.go:509: Offset: 377, NextOffset: 492
+    testutil.go:509: Offset: 500, NextOffset: 637
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 929, NextOffset: 949
     testutil.go:509: Offset: 764, NextOffset: 784
-    testutil.go:509: Offset: 949, NextOffset: 1549
+    testutil.go:509: Offset: 929, NextOffset: 949
     testutil.go:509: Offset: 784, NextOffset: 1314
+    testutil.go:509: Offset: 949, NextOffset: 1549
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty5 foo6 foo foo_empty foo2 foo3 foo_empty4 foo5 .no.prefetch.landmark] vs [foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo3 foo6 foo2 foo_empty2]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 480, NextOffset: 500
     testutil.go:509: Offset: 357, NextOffset: 377
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 500, NextOffset: 637
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 377, NextOffset: 492
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 637, NextOffset: 657
-    testutil.go:509: Offset: 492, NextOffset: 512
-    testutil.go:509: Offset: 657, NextOffset: 772
-    testutil.go:509: Offset: 512, NextOffset: 627
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 772, NextOffset: 792
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 627, NextOffset: 647
     testutil.go:509: Offset: 792, NextOffset: 929
     testutil.go:509: Offset: 647, NextOffset: 764
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48448 96563 96986]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 97026):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48448/97026): 48444, 96551
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [1] at 48448 in stargz (nextFrame: 96555/97026): 48111, 48103
-    zstdchunked_test.go:104:   [2] at 96555 in stargz (nextFrame: 96563/97026): 4, 419
-    zstdchunked_test.go:104:   [3] at 96563 in stargz (nextFrame: 96978/97026): -1, 411
-    zstdchunked_test.go:104:   [4] at 96978 in stargz (nextFrame: 97026/97026): -1, -1
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48446 96420 96846]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96886):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 637, NextOffset: 657
+    testutil.go:509: Offset: 492, NextOffset: 512
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48446/96886): 48442, 96408
+    zstdchunked_test.go:104:   [1] at 48446 in stargz (nextFrame: 96412/96886): 47970, 47962
+    zstdchunked_test.go:104:   [2] at 96412 in stargz (nextFrame: 96420/96886): 4, 422
+    zstdchunked_test.go:104:   [3] at 96420 in stargz (nextFrame: 96838/96886): -1, 414
+    zstdchunked_test.go:104:   [4] at 96838 in stargz (nextFrame: 96886/96886): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48448,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48448,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48446,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48446,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48448,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48448,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48446,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48446,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 657, NextOffset: 772
+    testutil.go:509: Offset: 512, NextOffset: 627
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 929, NextOffset: 949
+    testutil.go:509: Offset: 764, NextOffset: 784
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 949, NextOffset: 1549
+    testutil.go:509: Offset: 784, NextOffset: 1314
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 207, NextOffset: 323
+    testutil.go:509: Offset: 104, NextOffset: 220
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 323, NextOffset: 343
+    testutil.go:509: Offset: 220, NextOffset: 240
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 343, NextOffset: 480
+    testutil.go:509: Offset: 240, NextOffset: 357
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":82,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":221,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":358,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":378,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":638,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":658,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":778,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":798,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":342,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":482,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":642,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":662,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":942,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":962,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo foo_empty foo2 foo4 foo_empty4 foo_empty5 foo6 foo_empty2 foo3 foo_empty3] vs [foo2 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo5 .no.prefetch.landmark foo]
+    testutil.go:401: Directory: "" vs "": [foo6 foo2 foo_empty3 foo_empty5 foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5] vs [.no.prefetch.landmark foo foo2 foo4 foo_empty4 foo5 foo_empty foo_empty2 foo3 foo_empty3 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 82, NextOffset: 102
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 102, NextOffset: 221
     testutil.go:509: Offset: 203, NextOffset: 322
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 221, NextOffset: 241
-    testutil.go:509: Offset: 322, NextOffset: 342
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 241, NextOffset: 358
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 342, NextOffset: 482
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 358, NextOffset: 378
+    testutil.go:509: Offset: 482, NextOffset: 502
+    testutil.go:509: Offset: 378, NextOffset: 498
+    testutil.go:509: Offset: 502, NextOffset: 642
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 498, NextOffset: 518
     testutil.go:509: Offset: 642, NextOffset: 662
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48445 96562 96988]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 97028):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 518, NextOffset: 638
     testutil.go:509: Offset: 662, NextOffset: 782
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 778, NextOffset: 798
-    testutil.go:509: Offset: 942, NextOffset: 962
-    testutil.go:509: Offset: 798, NextOffset: 1314
-    testutil.go:509: Offset: 962, NextOffset: 1560
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 358, NextOffset: 378
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48448 96424 96847]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96887):
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48445/97028): 48441, 96550
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 482, NextOffset: 502
-    testutil.go:509: Offset: 378, NextOffset: 498
-    testutil.go:509: Offset: 502, NextOffset: 642
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48448/96887): 48444, 96412
-    zstdchunked_test.go:104:   [1] at 48448 in stargz (nextFrame: 96416/96887): 47972, 47964
-    zstdchunked_test.go:104:   [2] at 96416 in stargz (nextFrame: 96424/96887): 4, 419
-    zstdchunked_test.go:104:   [3] at 96424 in stargz (nextFrame: 96839/96887): -1, 411
-    zstdchunked_test.go:104:   [4] at 96839 in stargz (nextFrame: 96887/96887): -1, -1
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 638, NextOffset: 658
+    testutil.go:509: Offset: 782, NextOffset: 802
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [1] at 48445 in stargz (nextFrame: 96554/97028): 48113, 48105
+    zstdchunked_test.go:104:   [2] at 96554 in stargz (nextFrame: 96562/97028): 4, 422
+    zstdchunked_test.go:104:   [3] at 96562 in stargz (nextFrame: 96980/97028): -1, 414
+    zstdchunked_test.go:104:   [4] at 96980 in stargz (nextFrame: 97028/97028): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48448,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48448,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48445,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48445,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48445,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48445,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 638, NextOffset: 658
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48448,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48448,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:509: Offset: 658, NextOffset: 778
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     testutil.go:1763: On "foo22": got preread of "foo2"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 782, NextOffset: 802
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
+    testutil.go:509: Offset: 802, NextOffset: 942
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 658, NextOffset: 778
-    testutil.go:509: Offset: 802, NextOffset: 942
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 778, NextOffset: 798
+    testutil.go:509: Offset: 942, NextOffset: 962
+    testutil.go:509: Offset: 798, NextOffset: 1314
+    testutil.go:509: Offset: 962, NextOffset: 1560
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 221, NextOffset: 241
+    testutil.go:509: Offset: 322, NextOffset: 342
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 241, NextOffset: 358
+    testutil.go:509: Offset: 342, NextOffset: 482
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo5 .no.prefetch.landmark foo foo2 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2 foo3] vs [foo_empty foo2 foo4 foo_empty4 foo_empty5 foo6 foo_empty2 foo3 foo_empty3 foo5 foo]
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty foo_empty2 foo3 foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo4 foo_empty4] vs [foo_empty2 foo3 foo4 foo_empty4 foo5 foo6 foo2 foo_empty3 foo_empty5 foo foo_empty]
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 482, NextOffset: 502
@@ -219778,196 +220927,220 @@
     testutil.go:509: Offset: 502, NextOffset: 642
     testutil.go:509: Offset: 378, NextOffset: 498
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 942, NextOffset: 962
+    testutil.go:509: Offset: 778, NextOffset: 798
+    testutil.go:509: Offset: 962, NextOffset: 1560
+    testutil.go:509: Offset: 798, NextOffset: 1314
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 203
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 203, NextOffset: 322
+    testutil.go:509: Offset: 102, NextOffset: 221
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 322, NextOffset: 342
+    testutil.go:509: Offset: 221, NextOffset: 241
+    testutil.go:509: Offset: 342, NextOffset: 482
+    testutil.go:509: Offset: 241, NextOffset: 358
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 642, NextOffset: 662
     testutil.go:509: Offset: 498, NextOffset: 518
-    testutil.go:509: Offset: 662, NextOffset: 782
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 662, NextOffset: 782
     testutil.go:509: Offset: 518, NextOffset: 638
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 782, NextOffset: 802
     testutil.go:509: Offset: 638, NextOffset: 658
     testutil.go:509: Offset: 802, NextOffset: 942
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 658, NextOffset: 778
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 203
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 203, NextOffset: 322
-    testutil.go:509: Offset: 102, NextOffset: 221
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 322, NextOffset: 342
-    testutil.go:509: Offset: 221, NextOffset: 241
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 342, NextOffset: 482
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 241, NextOffset: 358
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 942, NextOffset: 962
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48448 96563 96986]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 97026):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48448/97026): 48444, 96551
-    zstdchunked_test.go:104:   [1] at 48448 in stargz (nextFrame: 96555/97026): 48111, 48103
-    zstdchunked_test.go:104:   [2] at 96555 in stargz (nextFrame: 96563/97026): 4, 419
-    zstdchunked_test.go:104:   [3] at 96563 in stargz (nextFrame: 96978/97026): -1, 411
-    zstdchunked_test.go:104:   [4] at 96978 in stargz (nextFrame: 97026/97026): -1, -1
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48445 96428 96854]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96894):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48445/96894): 48441, 96416
+    zstdchunked_test.go:104:   [1] at 48445 in stargz (nextFrame: 96420/96894): 47979, 47971
+    zstdchunked_test.go:104:   [2] at 96420 in stargz (nextFrame: 96428/96894): 4, 422
+    zstdchunked_test.go:104:   [3] at 96428 in stargz (nextFrame: 96846/96894): -1, 414
+    zstdchunked_test.go:104:   [4] at 96846 in stargz (nextFrame: 96894/96894): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48448,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48448,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48445,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48445,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48448,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48448,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48445,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48445,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 778, NextOffset: 798
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 962, NextOffset: 1560
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
     testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 798, NextOffset: 1314
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":360,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":380,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":188,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":325,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":483,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":503,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":661,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":779,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":937,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":957,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo4 foo5 foo_empty5 foo_empty foo_empty2 foo_empty3 foo_empty4 foo6] vs [foo6 foo foo_empty foo4 foo_empty4 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 774, NextOffset: 794
-    testutil.go:509: Offset: 937, NextOffset: 957
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty3 foo4 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty4 foo5] vs [foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo3 foo4 foo_empty5 foo6 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 779, NextOffset: 799
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 656, NextOffset: 774
+    testutil.go:509: Offset: 799, NextOffset: 937
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 794, NextOffset: 1317
-    testutil.go:509: Offset: 957, NextOffset: 1558
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 85, NextOffset: 105
     testutil.go:509: Offset: 188, NextOffset: 208
     testutil.go:509: Offset: 105, NextOffset: 222
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 208, NextOffset: 325
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 222, NextOffset: 242
     testutil.go:509: Offset: 325, NextOffset: 345
     testutil.go:509: Offset: 242, NextOffset: 360
     testutil.go:509: Offset: 345, NextOffset: 483
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 360, NextOffset: 380
-    testutil.go:509: Offset: 483, NextOffset: 503
-    testutil.go:509: Offset: 380, NextOffset: 498
-    testutil.go:509: Offset: 503, NextOffset: 641
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 498, NextOffset: 518
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 641, NextOffset: 661
     testutil.go:509: Offset: 518, NextOffset: 636
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 661, NextOffset: 779
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 774, NextOffset: 794
+    testutil.go:509: Offset: 937, NextOffset: 957
+    testutil.go:509: Offset: 794, NextOffset: 1317
+    testutil.go:509: Offset: 957, NextOffset: 1558
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 360, NextOffset: 380
+    testutil.go:509: Offset: 483, NextOffset: 503
+    testutil.go:509: Offset: 380, NextOffset: 498
+    testutil.go:509: Offset: 503, NextOffset: 641
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo3 foo4 foo_empty5 foo6] vs [foo foo2 foo_empty3 foo4 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 636, NextOffset: 656
     testutil.go:509: Offset: 779, NextOffset: 799
-    testutil.go:509: Offset: 656, NextOffset: 774
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 636, NextOffset: 656
     testutil.go:509: Offset: 799, NextOffset: 937
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo foo_empty foo4 foo_empty4 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3] vs [foo5 foo_empty5 foo_empty foo_empty2 foo_empty3 foo_empty4 foo6 foo foo2 foo3 foo4]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 325, NextOffset: 345
-    testutil.go:509: Offset: 222, NextOffset: 242
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48448 96424 96847]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96887):
+    testutil.go:509: Offset: 656, NextOffset: 774
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 483, NextOffset: 503
+    testutil.go:509: Offset: 360, NextOffset: 380
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 345, NextOffset: 483
-    testutil.go:509: Offset: 242, NextOffset: 360
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48448/96887): 48444, 96412
-    zstdchunked_test.go:104:   [1] at 48448 in stargz (nextFrame: 96416/96887): 47972, 47964
-    zstdchunked_test.go:104:   [2] at 96416 in stargz (nextFrame: 96424/96887): 4, 419
-    zstdchunked_test.go:104:   [3] at 96424 in stargz (nextFrame: 96839/96887): -1, 411
-    zstdchunked_test.go:104:   [4] at 96839 in stargz (nextFrame: 96887/96887): -1, -1
+    testutil.go:509: Offset: 503, NextOffset: 641
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 380, NextOffset: 498
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48440 96553 96978]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 97018):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 641, NextOffset: 661
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48440/97018): 48436, 96541
+    zstdchunked_test.go:104:   [1] at 48440 in stargz (nextFrame: 96545/97018): 48109, 48101
+    zstdchunked_test.go:104:   [2] at 96545 in stargz (nextFrame: 96553/97018): 4, 421
+    zstdchunked_test.go:104:   [3] at 96553 in stargz (nextFrame: 96970/97018): -1, 413
+    zstdchunked_test.go:104:   [4] at 96970 in stargz (nextFrame: 97018/97018): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48448,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48448,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48440,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48440,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48448,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48448,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48440,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48440,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 483, NextOffset: 503
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 360, NextOffset: 380
-    testutil.go:509: Offset: 503, NextOffset: 641
-    testutil.go:509: Offset: 380, NextOffset: 498
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 779, NextOffset: 799
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 799, NextOffset: 937
-    testutil.go:509: Offset: 656, NextOffset: 774
+    testutil.go:509: Offset: 498, NextOffset: 518
+    testutil.go:509: Offset: 661, NextOffset: 779
+    testutil.go:509: Offset: 518, NextOffset: 636
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 937, NextOffset: 957
     testutil.go:509: Offset: 774, NextOffset: 794
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 957, NextOffset: 1558
     testutil.go:509: Offset: 794, NextOffset: 1317
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 188, NextOffset: 208
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 85, NextOffset: 105
     testutil.go:509: Offset: 208, NextOffset: 325
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 105, NextOffset: 222
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 641, NextOffset: 661
-    testutil.go:509: Offset: 498, NextOffset: 518
-    testutil.go:509: Offset: 661, NextOffset: 779
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 518, NextOffset: 636
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 325, NextOffset: 345
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 345, NextOffset: 483
+    testutil.go:509: Offset: 242, NextOffset: 360
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48440 96419 96844]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96884):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48440/96884): 48436, 96407
+    zstdchunked_test.go:104:   [1] at 48440 in stargz (nextFrame: 96411/96884): 47975, 47967
+    zstdchunked_test.go:104:   [2] at 96411 in stargz (nextFrame: 96419/96884): 4, 421
+    zstdchunked_test.go:104:   [3] at 96419 in stargz (nextFrame: 96836/96884): -1, 413
+    zstdchunked_test.go:104:   [4] at 96836 in stargz (nextFrame: 96884/96884): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48440,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48440,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48440,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48440,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":216,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":236,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":355,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":375,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":494,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":633,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":653,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":792,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":338,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":477,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":497,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":795,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":934,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":954,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2] vs [foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo3] vs [.no.prefetch.landmark foo_empty2 foo_empty4 foo_empty5 foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo6]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 633, NextOffset: 653
+    testutil.go:509: Offset: 775, NextOffset: 795
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 653, NextOffset: 772
+    testutil.go:509: Offset: 795, NextOffset: 934
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 772, NextOffset: 792
+    testutil.go:509: Offset: 934, NextOffset: 954
+    testutil.go:509: Offset: 792, NextOffset: 1310
+    testutil.go:509: Offset: 954, NextOffset: 1554
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 81, NextOffset: 101
     testutil.go:509: Offset: 183, NextOffset: 203
@@ -219977,324 +221150,331 @@
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 216, NextOffset: 236
     testutil.go:509: Offset: 318, NextOffset: 338
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 236, NextOffset: 355
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48447 96571 96994]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 97034):
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48447/97034): 48443, 96559
-    zstdchunked_test.go:104:   [1] at 48447 in stargz (nextFrame: 96563/97034): 48120, 48112
-    zstdchunked_test.go:104:   [2] at 96563 in stargz (nextFrame: 96571/97034): 4, 419
-    zstdchunked_test.go:104:   [3] at 96571 in stargz (nextFrame: 96986/97034): -1, 411
-    zstdchunked_test.go:104:   [4] at 96986 in stargz (nextFrame: 97034/97034): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48447,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48447,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48447,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48447,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 338, NextOffset: 477
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 355, NextOffset: 375
     testutil.go:509: Offset: 477, NextOffset: 497
     testutil.go:509: Offset: 375, NextOffset: 494
     testutil.go:509: Offset: 497, NextOffset: 636
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 494, NextOffset: 514
     testutil.go:509: Offset: 636, NextOffset: 656
     testutil.go:509: Offset: 514, NextOffset: 633
     testutil.go:509: Offset: 656, NextOffset: 775
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 633, NextOffset: 653
-    testutil.go:509: Offset: 775, NextOffset: 795
-    testutil.go:509: Offset: 653, NextOffset: 772
-    testutil.go:509: Offset: 795, NextOffset: 934
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 772, NextOffset: 792
-    testutil.go:509: Offset: 934, NextOffset: 954
-    testutil.go:509: Offset: 792, NextOffset: 1310
-    testutil.go:509: Offset: 954, NextOffset: 1554
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo] vs [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 318, NextOffset: 338
-    testutil.go:509: Offset: 216, NextOffset: 236
-    testutil.go:509: Offset: 338, NextOffset: 477
-    testutil.go:509: Offset: 236, NextOffset: 355
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty2 foo_empty4 foo_empty5] vs [foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo3]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 477, NextOffset: 497
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 355, NextOffset: 375
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 497, NextOffset: 636
     testutil.go:509: Offset: 375, NextOffset: 494
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 494, NextOffset: 514
+    testutil.go:509: Offset: 656, NextOffset: 775
+    testutil.go:509: Offset: 514, NextOffset: 633
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 775, NextOffset: 795
-    testutil.go:509: Offset: 633, NextOffset: 653
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 633, NextOffset: 653
     testutil.go:509: Offset: 795, NextOffset: 934
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 653, NextOffset: 772
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 934, NextOffset: 954
+    testutil.go:509: Offset: 772, NextOffset: 792
+    testutil.go:509: Offset: 954, NextOffset: 1554
+    testutil.go:509: Offset: 792, NextOffset: 1310
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 81, NextOffset: 101
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 203, NextOffset: 318
-    testutil.go:509: Offset: 101, NextOffset: 216
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 494, NextOffset: 514
-    testutil.go:509: Offset: 656, NextOffset: 775
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48447 96432 96855]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96895):
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48440 96553 96978]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 97018):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 514, NextOffset: 633
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48447/96895): 48443, 96420
+    testutil.go:509: Offset: 101, NextOffset: 216
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48440/97018): 48436, 96541
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 934, NextOffset: 954
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [1] at 48447 in stargz (nextFrame: 96424/96895): 47981, 47973
-    zstdchunked_test.go:104:   [2] at 96424 in stargz (nextFrame: 96432/96895): 4, 419
-    zstdchunked_test.go:104:   [3] at 96432 in stargz (nextFrame: 96847/96895): -1, 411
-    zstdchunked_test.go:104:   [4] at 96847 in stargz (nextFrame: 96895/96895): -1, -1
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 318, NextOffset: 338
+    testutil.go:509: Offset: 216, NextOffset: 236
+    testutil.go:509: Offset: 338, NextOffset: 477
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [1] at 48440 in stargz (nextFrame: 96545/97018): 48109, 48101
+    zstdchunked_test.go:104:   [2] at 96545 in stargz (nextFrame: 96553/97018): 4, 421
+    zstdchunked_test.go:104:   [3] at 96553 in stargz (nextFrame: 96970/97018): -1, 413
+    zstdchunked_test.go:104:   [4] at 96970 in stargz (nextFrame: 97018/97018): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48447,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48447,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48440,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48440,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48447,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48447,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48440,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48440,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 772, NextOffset: 792
-    testutil.go:509: Offset: 954, NextOffset: 1554
-    testutil.go:509: Offset: 792, NextOffset: 1310
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 236, NextOffset: 355
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":240,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":357,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":377,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":627,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":764,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":784,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":480,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":637,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":657,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":792,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":929,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":949,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo2 foo3 foo_empty5] vs [foo_empty3 foo_empty4 foo5 foo_empty5 foo foo_empty foo3 foo4 foo6 .no.prefetch.landmark foo2 foo_empty2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo6 foo_empty foo2 foo_empty4 foo5] vs [foo3 foo_empty3 foo4 foo6 foo foo_empty foo2 foo_empty2 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 104
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 104, NextOffset: 220
+    testutil.go:509: Offset: 207, NextOffset: 323
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 357, NextOffset: 377
+    testutil.go:509: Offset: 480, NextOffset: 500
+    testutil.go:509: Offset: 377, NextOffset: 492
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 500, NextOffset: 637
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 492, NextOffset: 512
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 637, NextOffset: 657
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 512, NextOffset: 627
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48440 96419 96844]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96884):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 657, NextOffset: 772
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 627, NextOffset: 647
-    testutil.go:509: Offset: 772, NextOffset: 792
-    testutil.go:509: Offset: 647, NextOffset: 764
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48440/96884): 48436, 96407
+    zstdchunked_test.go:104:   [1] at 48440 in stargz (nextFrame: 96411/96884): 47975, 47967
+    zstdchunked_test.go:104:   [2] at 96411 in stargz (nextFrame: 96419/96884): 4, 421
+    zstdchunked_test.go:104:   [3] at 96419 in stargz (nextFrame: 96836/96884): -1, 413
+    zstdchunked_test.go:104:   [4] at 96836 in stargz (nextFrame: 96884/96884): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48440,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48440,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48440,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48440,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 792, NextOffset: 929
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 764, NextOffset: 784
     testutil.go:509: Offset: 929, NextOffset: 949
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 784, NextOffset: 1314
     testutil.go:509: Offset: 949, NextOffset: 1549
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 220, NextOffset: 240
     testutil.go:509: Offset: 323, NextOffset: 343
     testutil.go:509: Offset: 240, NextOffset: 357
     testutil.go:509: Offset: 343, NextOffset: 480
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 357, NextOffset: 377
-    testutil.go:509: Offset: 480, NextOffset: 500
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48442 96561 96983]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 97023):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 377, NextOffset: 492
-    testutil.go:509: Offset: 500, NextOffset: 637
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48442/97023): 48438, 96549
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 627, NextOffset: 647
+    testutil.go:509: Offset: 772, NextOffset: 792
+    testutil.go:509: Offset: 647, NextOffset: 764
+    testutil.go:509: Offset: 792, NextOffset: 929
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 .no.prefetch.landmark foo3 foo_empty3 foo4 foo6 foo foo_empty foo2 foo_empty2 foo_empty4 foo5] vs [foo foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo6 foo_empty foo2 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 637, NextOffset: 657
+    testutil.go:509: Offset: 492, NextOffset: 512
+    testutil.go:509: Offset: 657, NextOffset: 772
+    testutil.go:509: Offset: 512, NextOffset: 627
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 929, NextOffset: 949
+    testutil.go:509: Offset: 764, NextOffset: 784
+    testutil.go:509: Offset: 949, NextOffset: 1549
+    testutil.go:509: Offset: 784, NextOffset: 1314
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 104
     testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 104, NextOffset: 220
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [1] at 48442 in stargz (nextFrame: 96553/97023): 48115, 48107
-    zstdchunked_test.go:104:   [2] at 96553 in stargz (nextFrame: 96561/97023): 4, 418
-    zstdchunked_test.go:104:   [3] at 96561 in stargz (nextFrame: 96975/97023): -1, 410
-    zstdchunked_test.go:104:   [4] at 96975 in stargz (nextFrame: 97023/97023): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 84, NextOffset: 104
     testutil.go:509: Offset: 207, NextOffset: 323
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48442,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48442,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48442,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48442,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo4 foo6 .no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo] vs [foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo2 foo3 foo_empty5]
+    testutil.go:509: Offset: 104, NextOffset: 220
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 343
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 220, NextOffset: 240
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 343, NextOffset: 480
     testutil.go:509: Offset: 240, NextOffset: 357
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 772, NextOffset: 792
     testutil.go:509: Offset: 627, NextOffset: 647
     testutil.go:509: Offset: 792, NextOffset: 929
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 647, NextOffset: 764
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48440 96552 96977]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 97017):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 207, NextOffset: 323
-    testutil.go:509: Offset: 104, NextOffset: 220
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48440/97017): 48436, 96540
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 480, NextOffset: 500
-    testutil.go:509: Offset: 357, NextOffset: 377
-    testutil.go:509: Offset: 500, NextOffset: 637
-    testutil.go:509: Offset: 377, NextOffset: 492
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 637, NextOffset: 657
-    testutil.go:509: Offset: 492, NextOffset: 512
-    testutil.go:509: Offset: 657, NextOffset: 772
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 512, NextOffset: 627
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 929, NextOffset: 949
-    testutil.go:509: Offset: 764, NextOffset: 784
-    testutil.go:509: Offset: 949, NextOffset: 1549
-    testutil.go:509: Offset: 784, NextOffset: 1314
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48442 96423 96845]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96885):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48442/96885): 48438, 96411
-    zstdchunked_test.go:104:   [1] at 48442 in stargz (nextFrame: 96415/96885): 47977, 47969
-    zstdchunked_test.go:104:   [2] at 96415 in stargz (nextFrame: 96423/96885): 4, 418
-    zstdchunked_test.go:104:   [3] at 96423 in stargz (nextFrame: 96837/96885): -1, 410
-    zstdchunked_test.go:104:   [4] at 96837 in stargz (nextFrame: 96885/96885): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [1] at 48440 in stargz (nextFrame: 96544/97017): 48108, 48100
+    zstdchunked_test.go:104:   [2] at 96544 in stargz (nextFrame: 96552/97017): 4, 421
+    zstdchunked_test.go:104:   [3] at 96552 in stargz (nextFrame: 96969/97017): -1, 413
+    zstdchunked_test.go:104:   [4] at 96969 in stargz (nextFrame: 97017/97017): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48442,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48442,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48440,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48440,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48442,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48442,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48440,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48440,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 357, NextOffset: 377
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 500, NextOffset: 637
+    testutil.go:509: Offset: 377, NextOffset: 492
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":82,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":221,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":358,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":378,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":638,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":658,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":778,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":798,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":342,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":482,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":642,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":662,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":942,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":962,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo foo_empty foo3 foo4 foo5 foo6] vs [foo5 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty2 foo_empty3 foo6 foo_empty foo3 foo4 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo_empty5 foo2 foo3 foo_empty3] vs [.no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo foo2 foo3 foo4 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 221, NextOffset: 241
+    testutil.go:509: Offset: 322, NextOffset: 342
+    testutil.go:509: Offset: 241, NextOffset: 358
+    testutil.go:509: Offset: 342, NextOffset: 482
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 358, NextOffset: 378
+    testutil.go:509: Offset: 482, NextOffset: 502
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 378, NextOffset: 498
+    testutil.go:509: Offset: 502, NextOffset: 642
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 498, NextOffset: 518
     testutil.go:509: Offset: 642, NextOffset: 662
     testutil.go:509: Offset: 518, NextOffset: 638
     testutil.go:509: Offset: 662, NextOffset: 782
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48440 96418 96843]
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96883):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 638, NextOffset: 658
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48440/96883): 48436, 96406
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 782, NextOffset: 802
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [1] at 48440 in stargz (nextFrame: 96410/96883): 47974, 47966
+    zstdchunked_test.go:104:   [2] at 96410 in stargz (nextFrame: 96418/96883): 4, 421
+    zstdchunked_test.go:104:   [3] at 96418 in stargz (nextFrame: 96835/96883): -1, 413
+    zstdchunked_test.go:104:   [4] at 96835 in stargz (nextFrame: 96883/96883): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48440,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48440,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48440,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48440,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 658, NextOffset: 778
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 802, NextOffset: 942
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 778, NextOffset: 798
     testutil.go:509: Offset: 942, NextOffset: 962
     testutil.go:509: Offset: 798, NextOffset: 1314
     testutil.go:509: Offset: 962, NextOffset: 1560
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 221, NextOffset: 241
-    testutil.go:509: Offset: 322, NextOffset: 342
-    testutil.go:509: Offset: 241, NextOffset: 358
-    testutil.go:509: Offset: 342, NextOffset: 482
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 82, NextOffset: 102
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 102, NextOffset: 221
     testutil.go:509: Offset: 203, NextOffset: 322
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 358, NextOffset: 378
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 482, NextOffset: 502
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 378, NextOffset: 498
-    testutil.go:509: Offset: 502, NextOffset: 642
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo_empty3 foo6 foo_empty foo3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark] vs [foo3 foo4 foo5 foo6 foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo foo_empty]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo6 foo foo2 foo3 foo4 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3] vs [foo2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 782, NextOffset: 802
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 638, NextOffset: 658
     testutil.go:509: Offset: 802, NextOffset: 942
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 658, NextOffset: 778
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 942, NextOffset: 962
+    testutil.go:509: Offset: 778, NextOffset: 798
+    testutil.go:509: Offset: 962, NextOffset: 1560
+    testutil.go:509: Offset: 798, NextOffset: 1314
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 82, NextOffset: 102
@@ -220302,64 +221482,70 @@
     testutil.go:509: Offset: 102, NextOffset: 221
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 322, NextOffset: 342
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48442 96561 96983]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 97023):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 221, NextOffset: 241
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48442/97023): 48438, 96549
-    zstdchunked_test.go:104:   [1] at 48442 in stargz (nextFrame: 96553/97023): 48115, 48107
-    zstdchunked_test.go:104:   [2] at 96553 in stargz (nextFrame: 96561/97023): 4, 418
-    zstdchunked_test.go:104:   [3] at 96561 in stargz (nextFrame: 96975/97023): -1, 410
-    zstdchunked_test.go:104:   [4] at 96975 in stargz (nextFrame: 97023/97023): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48442,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48442,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48442,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48442,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 342, NextOffset: 482
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 241, NextOffset: 358
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 942, NextOffset: 962
-    testutil.go:509: Offset: 778, NextOffset: 798
-    testutil.go:509: Offset: 962, NextOffset: 1560
-    testutil.go:509: Offset: 798, NextOffset: 1314
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 482, NextOffset: 502
     testutil.go:509: Offset: 358, NextOffset: 378
     testutil.go:509: Offset: 502, NextOffset: 642
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 378, NextOffset: 498
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 642, NextOffset: 662
     testutil.go:509: Offset: 498, NextOffset: 518
-    testutil.go:509: Offset: 662, NextOffset: 782
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48445 96557 96985]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 97025):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 662, NextOffset: 782
     testutil.go:509: Offset: 518, NextOffset: 638
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48445/97025): 48441, 96545
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [1] at 48445 in stargz (nextFrame: 96549/97025): 48108, 48100
+    zstdchunked_test.go:104:   [2] at 96549 in stargz (nextFrame: 96557/97025): 4, 424
+    zstdchunked_test.go:104:   [3] at 96557 in stargz (nextFrame: 96977/97025): -1, 416
+    zstdchunked_test.go:104:   [4] at 96977 in stargz (nextFrame: 97025/97025): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48445,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48445,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48445,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48445,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":360,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":380,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":188,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":325,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":483,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":503,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":661,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":779,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":937,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":957,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo2 foo_empty2 foo5] vs [.no.prefetch.landmark foo foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo5]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo_empty3 foo5 foo6 foo foo2 foo_empty2 foo4 foo_empty4 foo_empty5] vs [foo3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty3 foo_empty4 foo5 foo6 foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 360, NextOffset: 380
+    testutil.go:509: Offset: 483, NextOffset: 503
+    testutil.go:509: Offset: 380, NextOffset: 498
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 503, NextOffset: 641
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 779, NextOffset: 799
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 656, NextOffset: 774
+    testutil.go:509: Offset: 799, NextOffset: 937
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 774, NextOffset: 794
     testutil.go:509: Offset: 937, NextOffset: 957
@@ -220369,227 +221555,200 @@
     testutil.go:509: Offset: 85, NextOffset: 105
     testutil.go:509: Offset: 188, NextOffset: 208
     testutil.go:509: Offset: 105, NextOffset: 222
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48442 96423 96845]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96885):
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48442/96885): 48438, 96411
-    zstdchunked_test.go:104:   [1] at 48442 in stargz (nextFrame: 96415/96885): 47977, 47969
-    zstdchunked_test.go:104:   [2] at 96415 in stargz (nextFrame: 96423/96885): 4, 418
-    zstdchunked_test.go:104:   [3] at 96423 in stargz (nextFrame: 96837/96885): -1, 410
-    zstdchunked_test.go:104:   [4] at 96837 in stargz (nextFrame: 96885/96885): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48442,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48442,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48442,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48442,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 208, NextOffset: 325
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 222, NextOffset: 242
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 325, NextOffset: 345
     testutil.go:509: Offset: 242, NextOffset: 360
     testutil.go:509: Offset: 345, NextOffset: 483
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 779, NextOffset: 799
-    testutil.go:509: Offset: 656, NextOffset: 774
-    testutil.go:509: Offset: 799, NextOffset: 937
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 360, NextOffset: 380
-    testutil.go:509: Offset: 483, NextOffset: 503
-    testutil.go:509: Offset: 380, NextOffset: 498
-    testutil.go:509: Offset: 503, NextOffset: 641
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 498, NextOffset: 518
     testutil.go:509: Offset: 641, NextOffset: 661
     testutil.go:509: Offset: 518, NextOffset: 636
     testutil.go:509: Offset: 661, NextOffset: 779
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo5 .no.prefetch.landmark foo foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo2] vs [foo5 foo_empty foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo2 foo_empty2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty3 foo_empty4 foo5 foo6 foo2 foo_empty2 foo3 foo4 foo_empty5] vs [foo5 foo6 foo foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo_empty foo3 foo_empty3]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 641, NextOffset: 661
     testutil.go:509: Offset: 498, NextOffset: 518
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 661, NextOffset: 779
     testutil.go:509: Offset: 518, NextOffset: 636
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 48445 96423 96851]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96891):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 188, NextOffset: 208
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48445/96891): 48441, 96411
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 85, NextOffset: 105
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [1] at 48445 in stargz (nextFrame: 96415/96891): 47974, 47966
+    zstdchunked_test.go:104:   [2] at 96415 in stargz (nextFrame: 96423/96891): 4, 424
+    zstdchunked_test.go:104:   [3] at 96423 in stargz (nextFrame: 96843/96891): -1, 416
+    zstdchunked_test.go:104:   [4] at 96843 in stargz (nextFrame: 96891/96891): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48445,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48445,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48445,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48445,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 208, NextOffset: 325
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 105, NextOffset: 222
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 779, NextOffset: 799
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 799, NextOffset: 937
+    testutil.go:509: Offset: 656, NextOffset: 774
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 937, NextOffset: 957
     testutil.go:509: Offset: 774, NextOffset: 794
     testutil.go:509: Offset: 957, NextOffset: 1558
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 794, NextOffset: 1317
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 325, NextOffset: 345
     testutil.go:509: Offset: 222, NextOffset: 242
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 345, NextOffset: 483
     testutil.go:509: Offset: 242, NextOffset: 360
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 483, NextOffset: 503
     testutil.go:509: Offset: 360, NextOffset: 380
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 503, NextOffset: 641
     testutil.go:509: Offset: 380, NextOffset: 498
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 779, NextOffset: 799
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 799, NextOffset: 937
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 656, NextOffset: 774
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 188, NextOffset: 208
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 208, NextOffset: 325
-    testutil.go:509: Offset: 105, NextOffset: 222
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48442 96560 96982]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 97022):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48442/97022): 48438, 96548
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [1] at 48442 in stargz (nextFrame: 96552/97022): 48114, 48106
-    zstdchunked_test.go:104:   [2] at 96552 in stargz (nextFrame: 96560/97022): 4, 418
-    zstdchunked_test.go:104:   [3] at 96560 in stargz (nextFrame: 96974/97022): -1, 410
-    zstdchunked_test.go:104:   [4] at 96974 in stargz (nextFrame: 97022/97022): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48442,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48442,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48442,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48442,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":82,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":219,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":239,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":357,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":377,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":633,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":653,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":771,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":791,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":320,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":478,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":498,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":932,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":952,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo5 foo_empty5 foo6 foo foo_empty3 foo4 foo_empty4] vs [foo foo_empty foo2 foo3 foo_empty4 .no.prefetch.landmark foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo3 foo_empty3 foo5] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo3 foo_empty4 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 219, NextOffset: 239
-    testutil.go:509: Offset: 320, NextOffset: 340
-    testutil.go:509: Offset: 239, NextOffset: 357
-    testutil.go:509: Offset: 340, NextOffset: 478
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 357, NextOffset: 377
     testutil.go:509: Offset: 478, NextOffset: 498
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 48445 96557 96985]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 97025):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48445/97025): 48441, 96545
+    zstdchunked_test.go:104:   [1] at 48445 in stargz (nextFrame: 96549/97025): 48108, 48100
+    zstdchunked_test.go:104:   [2] at 96549 in stargz (nextFrame: 96557/97025): 4, 424
+    zstdchunked_test.go:104:   [3] at 96557 in stargz (nextFrame: 96977/97025): -1, 416
+    zstdchunked_test.go:104:   [4] at 96977 in stargz (nextFrame: 97025/97025): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48445,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48445,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48445,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48445,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 377, NextOffset: 495
     testutil.go:509: Offset: 498, NextOffset: 636
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 633, NextOffset: 653
     testutil.go:509: Offset: 774, NextOffset: 794
     testutil.go:509: Offset: 653, NextOffset: 771
     testutil.go:509: Offset: 794, NextOffset: 932
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 771, NextOffset: 791
-    testutil.go:509: Offset: 932, NextOffset: 952
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 791, NextOffset: 1309
-    testutil.go:509: Offset: 952, NextOffset: 1557
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 82, NextOffset: 102
     testutil.go:509: Offset: 183, NextOffset: 203
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 102, NextOffset: 219
     testutil.go:509: Offset: 203, NextOffset: 320
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 219, NextOffset: 239
+    testutil.go:509: Offset: 320, NextOffset: 340
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 239, NextOffset: 357
+    testutil.go:509: Offset: 340, NextOffset: 478
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 495, NextOffset: 515
     testutil.go:509: Offset: 636, NextOffset: 656
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 515, NextOffset: 633
     testutil.go:509: Offset: 656, NextOffset: 774
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48442 96422 96844]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96884):
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 771, NextOffset: 791
+    testutil.go:509: Offset: 932, NextOffset: 952
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 791, NextOffset: 1309
+    testutil.go:509: Offset: 952, NextOffset: 1557
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo3 foo_empty4 .no.prefetch.landmark foo_empty2] vs [foo_empty foo2 foo_empty2 foo3 foo5 foo_empty5 foo6 foo foo_empty3 foo4 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 636, NextOffset: 656
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48442/96884): 48438, 96410
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 495, NextOffset: 515
-    testutil.go:509: Offset: 656, NextOffset: 774
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [1] at 48442 in stargz (nextFrame: 96414/96884): 47976, 47968
-    zstdchunked_test.go:104:   [2] at 96414 in stargz (nextFrame: 96422/96884): 4, 418
-    zstdchunked_test.go:104:   [3] at 96422 in stargz (nextFrame: 96836/96884): -1, 410
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 515, NextOffset: 633
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [4] at 96836 in stargz (nextFrame: 96884/96884): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48442,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48442,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48442,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48442,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 774, NextOffset: 794
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 633, NextOffset: 653
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 794, NextOffset: 932
-    testutil.go:509: Offset: 653, NextOffset: 771
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark] vs [foo6 foo_empty foo3 foo_empty3 foo5 foo foo2 foo_empty2 foo4 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 932, NextOffset: 952
     testutil.go:509: Offset: 771, NextOffset: 791
     testutil.go:509: Offset: 952, NextOffset: 1557
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 48445 96423 96851]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96891):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48445/96891): 48441, 96411
+    zstdchunked_test.go:104:   [1] at 48445 in stargz (nextFrame: 96415/96891): 47974, 47966
+    zstdchunked_test.go:104:   [2] at 96415 in stargz (nextFrame: 96423/96891): 4, 424
+    zstdchunked_test.go:104:   [3] at 96423 in stargz (nextFrame: 96843/96891): -1, 416
+    zstdchunked_test.go:104:   [4] at 96843 in stargz (nextFrame: 96891/96891): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48445,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48445,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48445,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48445,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 791, NextOffset: 1309
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 82, NextOffset: 102
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 203, NextOffset: 320
     testutil.go:509: Offset: 102, NextOffset: 219
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
@@ -220598,114 +221757,145 @@
     testutil.go:509: Offset: 219, NextOffset: 239
     testutil.go:509: Offset: 340, NextOffset: 478
     testutil.go:509: Offset: 239, NextOffset: 357
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 495, NextOffset: 515
+    testutil.go:509: Offset: 656, NextOffset: 774
+    testutil.go:509: Offset: 515, NextOffset: 633
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 774, NextOffset: 794
+    testutil.go:509: Offset: 633, NextOffset: 653
+    testutil.go:509: Offset: 794, NextOffset: 932
+    testutil.go:509: Offset: 653, NextOffset: 771
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 478, NextOffset: 498
     testutil.go:509: Offset: 357, NextOffset: 377
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 498, NextOffset: 636
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 377, NextOffset: 495
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":219,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":239,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":355,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":375,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":491,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":511,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":627,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":783,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":342,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":478,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":498,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":634,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":654,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":770,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":790,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":926,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":946,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo_empty foo2 foo_empty2 foo5 foo6 foo foo3 foo_empty3 foo4 foo_empty4] vs [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 187, NextOffset: 207
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48447 96565 96990]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 97030):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 104, NextOffset: 219
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48447/97030): 48443, 96553
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 207, NextOffset: 322
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 355, NextOffset: 375
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [1] at 48447 in stargz (nextFrame: 96557/97030): 48114, 48106
-    zstdchunked_test.go:104:   [2] at 96557 in stargz (nextFrame: 96565/97030): 4, 421
-    zstdchunked_test.go:104:   [3] at 96565 in stargz (nextFrame: 96982/97030): -1, 413
-    zstdchunked_test.go:104:   [4] at 96982 in stargz (nextFrame: 97030/97030): -1, -1
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo_empty foo2 foo_empty2 foo3 foo5 foo_empty5 foo6 foo foo_empty3] vs [foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty3 foo_empty4 foo2 foo_empty2 foo3 foo4 foo5]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 219, NextOffset: 239
+    testutil.go:509: Offset: 322, NextOffset: 342
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 48445 96556 96984]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 97024):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48445/97024): 48441, 96544
+    zstdchunked_test.go:104:   [1] at 48445 in stargz (nextFrame: 96548/97024): 48107, 48099
+    zstdchunked_test.go:104:   [2] at 96548 in stargz (nextFrame: 96556/97024): 4, 424
+    zstdchunked_test.go:104:   [3] at 96556 in stargz (nextFrame: 96976/97024): -1, 416
+    zstdchunked_test.go:104:   [4] at 96976 in stargz (nextFrame: 97024/97024): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48447,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48447,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48445,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48445,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48447,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48447,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48445,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48445,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
     testutil.go:1763: On "foo22": got preread of "foo2"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 239, NextOffset: 355
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 342, NextOffset: 478
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
     testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
     testutil.go:1763: On "foo22": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 355, NextOffset: 375
     testutil.go:509: Offset: 478, NextOffset: 498
     testutil.go:509: Offset: 375, NextOffset: 491
     testutil.go:509: Offset: 498, NextOffset: 634
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 491, NextOffset: 511
-    testutil.go:509: Offset: 634, NextOffset: 654
-    testutil.go:509: Offset: 511, NextOffset: 627
-    testutil.go:509: Offset: 654, NextOffset: 770
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 219, NextOffset: 239
-    testutil.go:509: Offset: 322, NextOffset: 342
-    testutil.go:509: Offset: 239, NextOffset: 355
-    testutil.go:509: Offset: 342, NextOffset: 478
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 627, NextOffset: 647
     testutil.go:509: Offset: 770, NextOffset: 790
     testutil.go:509: Offset: 647, NextOffset: 763
     testutil.go:509: Offset: 790, NextOffset: 926
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 763, NextOffset: 783
     testutil.go:509: Offset: 926, NextOffset: 946
     testutil.go:509: Offset: 783, NextOffset: 1306
     testutil.go:509: Offset: 946, NextOffset: 1547
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 104, NextOffset: 219
+    testutil.go:509: Offset: 207, NextOffset: 322
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 491, NextOffset: 511
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 634, NextOffset: 654
+    testutil.go:509: Offset: 511, NextOffset: 627
+    testutil.go:509: Offset: 654, NextOffset: 770
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3 foo4] vs [foo foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty foo2 foo_empty2 foo5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty3 foo_empty4 foo2 foo_empty2 foo3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo] vs [foo foo_empty3 foo4 foo_empty4 foo_empty foo2 foo_empty2 foo3 foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 322, NextOffset: 342
+    testutil.go:509: Offset: 219, NextOffset: 239
+    testutil.go:509: Offset: 342, NextOffset: 478
+    testutil.go:509: Offset: 239, NextOffset: 355
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 478, NextOffset: 498
     testutil.go:509: Offset: 355, NextOffset: 375
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 498, NextOffset: 634
     testutil.go:509: Offset: 375, NextOffset: 491
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 634, NextOffset: 654
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 48445 96422 96850]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96890):
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48445/96890): 48441, 96410
+    zstdchunked_test.go:104:   [1] at 48445 in stargz (nextFrame: 96414/96890): 47973, 47965
+    zstdchunked_test.go:104:   [2] at 96414 in stargz (nextFrame: 96422/96890): 4, 424
+    zstdchunked_test.go:104:   [3] at 96422 in stargz (nextFrame: 96842/96890): -1, 416
+    zstdchunked_test.go:104:   [4] at 96842 in stargz (nextFrame: 96890/96890): -1, -1
+    testutil.go:1638: got TOC entries:
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 491, NextOffset: 511
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48445,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48445,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48445,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48445,"innerOffset":3584,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":64000,"chunkDigest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036"}
+    testutil.go:1763: On "foo22": got preread of "foo2"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 654, NextOffset: 770
-    testutil.go:509: Offset: 511, NextOffset: 627
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 322, NextOffset: 342
-    testutil.go:509: Offset: 219, NextOffset: 239
-    testutil.go:509: Offset: 342, NextOffset: 478
-    testutil.go:509: Offset: 239, NextOffset: 355
+    testutil.go:509: Offset: 511, NextOffset: 627
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 770, NextOffset: 790
     testutil.go:509: Offset: 627, NextOffset: 647
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
+    testutil.go:1763: On "foo22": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 790, NextOffset: 926
     testutil.go:509: Offset: 647, NextOffset: 763
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
@@ -220713,1146 +221903,1259 @@
     testutil.go:509: Offset: 926, NextOffset: 946
     testutil.go:509: Offset: 763, NextOffset: 783
     testutil.go:509: Offset: 946, NextOffset: 1547
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 48447 96427 96852]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96892):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 783, NextOffset: 1306
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 187, NextOffset: 207
     testutil.go:509: Offset: 84, NextOffset: 104
     testutil.go:509: Offset: 207, NextOffset: 322
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48447/96892): 48443, 96415
-    zstdchunked_test.go:104:   [1] at 48447 in stargz (nextFrame: 96419/96892): 47976, 47968
-    zstdchunked_test.go:104:   [2] at 96419 in stargz (nextFrame: 96427/96892): 4, 421
-    zstdchunked_test.go:104:   [3] at 96427 in stargz (nextFrame: 96844/96892): -1, 413
-    zstdchunked_test.go:104:   [4] at 96844 in stargz (nextFrame: 96892/96892): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48447,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48447,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48447,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48447,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 104, NextOffset: 219
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":83,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":221,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":360,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":380,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":499,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":519,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":638,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":658,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":325,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":484,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":643,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":663,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":941,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":961,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo6 foo foo3 foo_empty4] vs [foo foo_empty foo_empty2 foo4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo3 foo_empty3 foo_empty4 foo6]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo_empty2 foo4] vs [foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo_empty3 foo_empty5 .no.prefetch.landmark foo foo_empty2]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 221, NextOffset: 241
-    testutil.go:509: Offset: 325, NextOffset: 345
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 325, NextOffset: 345
     testutil.go:509: Offset: 241, NextOffset: 360
     testutil.go:509: Offset: 345, NextOffset: 484
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 360, NextOffset: 380
+    testutil.go:509: Offset: 484, NextOffset: 504
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 32129 64657 96789 129935 130380]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130420):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 499, NextOffset: 519
-    testutil.go:509: Offset: 643, NextOffset: 663
-    testutil.go:509: Offset: 519, NextOffset: 638
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02
+    testutil.go:509: Offset: 380, NextOffset: 499
+    testutil.go:509: Offset: 504, NextOffset: 643
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32129/130420): 32125, 129923
+    zstdchunked_test.go:104:   [1] at 32129 in stargz (nextFrame: 64657/130420): 32524, 97794
+    zstdchunked_test.go:104:   [2] at 64657 in stargz (nextFrame: 96789/130420): 32128, 65266
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 663, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 638, NextOffset: 658
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [3] at 96789 in stargz (nextFrame: 129927/130420): 33142, 33134
+    zstdchunked_test.go:104:   [4] at 129927 in stargz (nextFrame: 129935/130420): 4, 441
+    zstdchunked_test.go:104:   [5] at 129935 in stargz (nextFrame: 130372/130420): -1, 433
+    zstdchunked_test.go:104:   [6] at 130372 in stargz (nextFrame: 130420/130420): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32129,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64657,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64657,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96789,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 782, NextOffset: 802
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 658, NextOffset: 777
     testutil.go:509: Offset: 802, NextOffset: 941
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 777, NextOffset: 797
     testutil.go:509: Offset: 941, NextOffset: 961
     testutil.go:509: Offset: 797, NextOffset: 1317
     testutil.go:509: Offset: 961, NextOffset: 1562
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 499, NextOffset: 519
+    testutil.go:509: Offset: 643, NextOffset: 663
+    testutil.go:509: Offset: 519, NextOffset: 638
+    testutil.go:509: Offset: 663, NextOffset: 782
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 103
     testutil.go:509: Offset: 187, NextOffset: 207
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 103, NextOffset: 221
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 48447 96565 96990]
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-    zstdchunked_test.go:59: got zstd streams (compressed size: 97030):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48447/97030): 48443, 96553
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 207, NextOffset: 325
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [1] at 48447 in stargz (nextFrame: 96557/97030): 48114, 48106
-    zstdchunked_test.go:104:   [2] at 96557 in stargz (nextFrame: 96565/97030): 4, 421
-    zstdchunked_test.go:104:   [3] at 96565 in stargz (nextFrame: 96982/97030): -1, 413
-    zstdchunked_test.go:104:   [4] at 96982 in stargz (nextFrame: 97030/97030): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 32129 64657 96789 128811 129256]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129296):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32129/129296): 32125, 128799
+    zstdchunked_test.go:104:   [1] at 32129 in stargz (nextFrame: 64657/129296): 32524, 96670
+    zstdchunked_test.go:104:   [2] at 64657 in stargz (nextFrame: 96789/129296): 32128, 64142
+    zstdchunked_test.go:104:   [3] at 96789 in stargz (nextFrame: 128803/129296): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128803 in stargz (nextFrame: 128811/129296): 4, 441
+    zstdchunked_test.go:104:   [5] at 128811 in stargz (nextFrame: 129248/129296): -1, 433
+    zstdchunked_test.go:104:   [6] at 129248 in stargz (nextFrame: 129296/129296): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48447,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48447,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32129,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 360, NextOffset: 380
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
+    testutil.go:509: Offset: 207, NextOffset: 325
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64657,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48447,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48447,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64657,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96789,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 484, NextOffset: 504
-    testutil.go:509: Offset: 380, NextOffset: 499
-    testutil.go:509: Offset: 504, NextOffset: 643
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo3 foo_empty3 foo_empty4 foo6 foo foo_empty foo_empty2 foo4 foo5 foo_empty5] vs [foo3 foo_empty4 foo_empty5 foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo6 foo]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 941, NextOffset: 961
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty2 foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo3 foo_empty3 foo_empty5] vs [foo foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 foo6 foo_empty2 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 484, NextOffset: 504
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 777, NextOffset: 797
-    testutil.go:509: Offset: 961, NextOffset: 1562
-    testutil.go:509: Offset: 797, NextOffset: 1317
+    testutil.go:509: Offset: 360, NextOffset: 380
+    testutil.go:509: Offset: 504, NextOffset: 643
+    testutil.go:509: Offset: 380, NextOffset: 499
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 83, NextOffset: 103
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 83, NextOffset: 103
     testutil.go:509: Offset: 207, NextOffset: 325
     testutil.go:509: Offset: 103, NextOffset: 221
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 643, NextOffset: 663
     testutil.go:509: Offset: 499, NextOffset: 519
     testutil.go:509: Offset: 663, NextOffset: 782
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 32129 64657 96789 129935 130380]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130420):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 519, NextOffset: 638
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 782, NextOffset: 802
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32129/130420): 32125, 129923
+    zstdchunked_test.go:104:   [1] at 32129 in stargz (nextFrame: 64657/130420): 32524, 97794
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 638, NextOffset: 658
     testutil.go:509: Offset: 802, NextOffset: 941
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [2] at 64657 in stargz (nextFrame: 96789/130420): 32128, 65266
+    zstdchunked_test.go:104:   [3] at 96789 in stargz (nextFrame: 129927/130420): 33142, 33134
+    zstdchunked_test.go:104:   [4] at 129927 in stargz (nextFrame: 129935/130420): 4, 441
+    zstdchunked_test.go:104:   [5] at 129935 in stargz (nextFrame: 130372/130420): -1, 433
+    zstdchunked_test.go:104:   [6] at 130372 in stargz (nextFrame: 130420/130420): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32129,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64657,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64657,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96789,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 658, NextOffset: 777
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 941, NextOffset: 961
+    testutil.go:509: Offset: 777, NextOffset: 797
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 961, NextOffset: 1562
+    testutil.go:509: Offset: 797, NextOffset: 1317
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 325, NextOffset: 345
     testutil.go:509: Offset: 221, NextOffset: 241
     testutil.go:509: Offset: 345, NextOffset: 484
-    testutil.go:509: Offset: 241, NextOffset: 360
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 484, NextOffset: 504
-    testutil.go:509: Offset: 360, NextOffset: 380
-    testutil.go:509: Offset: 504, NextOffset: 643
-    testutil.go:509: Offset: 380, NextOffset: 499
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 48447 96427 96852]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96892):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48447/96892): 48443, 96415
-    zstdchunked_test.go:104:   [1] at 48447 in stargz (nextFrame: 96419/96892): 47976, 47968
-    zstdchunked_test.go:104:   [2] at 96419 in stargz (nextFrame: 96427/96892): 4, 421
-    zstdchunked_test.go:104:   [3] at 96427 in stargz (nextFrame: 96844/96892): -1, 413
-    zstdchunked_test.go:104:   [4] at 96844 in stargz (nextFrame: 96892/96892): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 32129 64657 96789 128811 129256]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129296):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32129/129296): 32125, 128799
+    zstdchunked_test.go:104:   [1] at 32129 in stargz (nextFrame: 64657/129296): 32524, 96670
+    zstdchunked_test.go:104:   [2] at 64657 in stargz (nextFrame: 96789/129296): 32128, 64142
+    zstdchunked_test.go:104:   [3] at 96789 in stargz (nextFrame: 128803/129296): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128803 in stargz (nextFrame: 128811/129296): 4, 441
+    zstdchunked_test.go:104:   [5] at 128811 in stargz (nextFrame: 129248/129296): -1, 433
+    zstdchunked_test.go:104:   [6] at 129248 in stargz (nextFrame: 129296/129296): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48447,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48447,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32129,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64657,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48447,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48447,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64657,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96789,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 241, NextOffset: 360
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 32129 64657 96790 129936 130381]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130421):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32129/130421): 32125, 129924
+    zstdchunked_test.go:104:   [1] at 32129 in stargz (nextFrame: 64657/130421): 32524, 97795
+    zstdchunked_test.go:104:   [2] at 64657 in stargz (nextFrame: 96790/130421): 32129, 65267
+    zstdchunked_test.go:104:   [3] at 96790 in stargz (nextFrame: 129928/130421): 33142, 33134
+    zstdchunked_test.go:104:   [4] at 129928 in stargz (nextFrame: 129936/130421): 4, 441
+    zstdchunked_test.go:104:   [5] at 129936 in stargz (nextFrame: 130373/130421): -1, 433
+    zstdchunked_test.go:104:   [6] at 130373 in stargz (nextFrame: 130421/130421): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32129,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64657,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64657,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96790,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":221,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":358,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":378,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":632,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":652,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":769,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":789,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":480,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":637,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":657,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":951,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 foo_empty foo3 foo_empty3 foo4 foo5 foo_empty5 foo foo2 foo_empty2] vs [foo_empty2 foo_empty3 foo5 foo6 .no.prefetch.landmark foo_empty foo3 foo4 foo_empty4 foo_empty5 foo foo2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 187, NextOffset: 207
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 105, NextOffset: 221
-    testutil.go:509: Offset: 207, NextOffset: 323
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo4 foo_empty5 foo3 foo_empty3 foo_empty4 foo5 foo6 foo] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty4 foo_empty5 foo6 foo_empty2 foo3 foo_empty3 foo4 foo5]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 221, NextOffset: 241
     testutil.go:509: Offset: 323, NextOffset: 343
     testutil.go:509: Offset: 241, NextOffset: 358
     testutil.go:509: Offset: 343, NextOffset: 480
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 769, NextOffset: 789
-    testutil.go:509: Offset: 931, NextOffset: 951
-    testutil.go:509: Offset: 789, NextOffset: 1312
-    testutil.go:509: Offset: 951, NextOffset: 1552
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 495, NextOffset: 515
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 637, NextOffset: 657
+    testutil.go:509: Offset: 515, NextOffset: 632
+    testutil.go:509: Offset: 657, NextOffset: 774
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 358, NextOffset: 378
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 480, NextOffset: 500
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 32129 64657 96790 128812 129257]
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129297):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 378, NextOffset: 495
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32129/129297): 32125, 128800
+    zstdchunked_test.go:104:   [1] at 32129 in stargz (nextFrame: 64657/129297): 32524, 96671
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 500, NextOffset: 637
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [2] at 64657 in stargz (nextFrame: 96790/129297): 32129, 64143
+    zstdchunked_test.go:104:   [3] at 96790 in stargz (nextFrame: 128804/129297): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128804 in stargz (nextFrame: 128812/129297): 4, 441
+    zstdchunked_test.go:104:   [5] at 128812 in stargz (nextFrame: 129249/129297): -1, 433
+    zstdchunked_test.go:104:   [6] at 129249 in stargz (nextFrame: 129297/129297): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 495, NextOffset: 515
-    testutil.go:509: Offset: 637, NextOffset: 657
-    testutil.go:509: Offset: 515, NextOffset: 632
-    testutil.go:509: Offset: 657, NextOffset: 774
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 632, NextOffset: 652
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32129,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64657,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64657,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96790,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 774, NextOffset: 794
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 652, NextOffset: 769
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 794, NextOffset: 931
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 769, NextOffset: 789
+    testutil.go:509: Offset: 931, NextOffset: 951
+    testutil.go:509: Offset: 789, NextOffset: 1312
+    testutil.go:509: Offset: 951, NextOffset: 1552
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 105, NextOffset: 221
+    testutil.go:509: Offset: 207, NextOffset: 323
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo2 foo_empty2 foo_empty3 foo5 foo6 .no.prefetch.landmark foo_empty foo3 foo4 foo_empty4] vs [foo_empty2 foo_empty4 foo6 foo_empty foo3 foo_empty3 foo4 foo5 foo_empty5 foo foo2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 480, NextOffset: 500
-    testutil.go:509: Offset: 358, NextOffset: 378
-    testutil.go:509: Offset: 500, NextOffset: 637
-    testutil.go:509: Offset: 378, NextOffset: 495
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty4 foo_empty5 foo6 foo_empty2 foo3 foo_empty3 foo4 foo5] vs [foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2 foo4 foo_empty5 foo3 foo_empty3]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 637, NextOffset: 657
     testutil.go:509: Offset: 495, NextOffset: 515
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 657, NextOffset: 774
     testutil.go:509: Offset: 515, NextOffset: 632
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 774, NextOffset: 794
+    testutil.go:509: Offset: 632, NextOffset: 652
+    testutil.go:509: Offset: 794, NextOffset: 931
+    testutil.go:509: Offset: 652, NextOffset: 769
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 32114 64642 96771 129917 130378]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130418):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 187, NextOffset: 207
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32114/130418): 32110, 129905
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 85, NextOffset: 105
     testutil.go:509: Offset: 207, NextOffset: 323
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [1] at 32114 in stargz (nextFrame: 64642/130418): 32524, 97791
+    zstdchunked_test.go:104:   [2] at 64642 in stargz (nextFrame: 96771/130418): 32125, 65263
+    zstdchunked_test.go:104:   [3] at 96771 in stargz (nextFrame: 129909/130418): 33142, 33134
+    zstdchunked_test.go:104:   [4] at 129909 in stargz (nextFrame: 129917/130418): 4, 457
+    zstdchunked_test.go:104:   [5] at 129917 in stargz (nextFrame: 130370/130418): -1, 449
+    zstdchunked_test.go:104:   [6] at 130370 in stargz (nextFrame: 130418/130418): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32114,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64642,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64642,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96771,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 105, NextOffset: 221
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 343
     testutil.go:509: Offset: 221, NextOffset: 241
     testutil.go:509: Offset: 343, NextOffset: 480
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 241, NextOffset: 358
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 774, NextOffset: 794
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 48447 96564 96989]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 97029):
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 632, NextOffset: 652
-    testutil.go:509: Offset: 794, NextOffset: 931
-    testutil.go:509: Offset: 652, NextOffset: 769
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48447/97029): 48443, 96552
-    zstdchunked_test.go:104:   [1] at 48447 in stargz (nextFrame: 96556/97029): 48113, 48105
-    zstdchunked_test.go:104:   [2] at 96556 in stargz (nextFrame: 96564/97029): 4, 421
-    zstdchunked_test.go:104:   [3] at 96564 in stargz (nextFrame: 96981/97029): -1, 413
-    zstdchunked_test.go:104:   [4] at 96981 in stargz (nextFrame: 97029/97029): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48447,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48447,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48447,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48447,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 931, NextOffset: 951
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 769, NextOffset: 789
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 951, NextOffset: 1552
     testutil.go:509: Offset: 789, NextOffset: 1312
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 480, NextOffset: 500
+    testutil.go:509: Offset: 358, NextOffset: 378
+    testutil.go:509: Offset: 500, NextOffset: 637
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 32114 64642 96771 128793 129254]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129294):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 378, NextOffset: 495
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32114/129294): 32110, 128781
+    zstdchunked_test.go:104:   [1] at 32114 in stargz (nextFrame: 64642/129294): 32524, 96667
+    zstdchunked_test.go:104:   [2] at 64642 in stargz (nextFrame: 96771/129294): 32125, 64139
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [3] at 96771 in stargz (nextFrame: 128785/129294): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128785 in stargz (nextFrame: 128793/129294): 4, 457
+    zstdchunked_test.go:104:   [5] at 128793 in stargz (nextFrame: 129246/129294): -1, 449
+    zstdchunked_test.go:104:   [6] at 129246 in stargz (nextFrame: 129294/129294): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32114,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64642,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64642,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96771,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 32114 64642 96771 129917 130378]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130418):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32114/130418): 32110, 129905
+    zstdchunked_test.go:104:   [1] at 32114 in stargz (nextFrame: 64642/130418): 32524, 97791
+    zstdchunked_test.go:104:   [2] at 64642 in stargz (nextFrame: 96771/130418): 32125, 65263
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":77,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":94,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":205,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":222,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":332,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":480,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":611,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":739,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":454,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":885,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":902,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty4 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6] vs [foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty foo3 foo4 foo_empty4 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty5 foo_empty3 foo_empty4 foo6] vs [foo_empty foo2 foo3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty2 foo_empty3 foo4 foo5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 77, NextOffset: 94
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [3] at 96771 in stargz (nextFrame: 129909/130418): 33142, 33134
+    zstdchunked_test.go:104:   [4] at 129909 in stargz (nextFrame: 129917/130418): 4, 457
+    zstdchunked_test.go:104:   [5] at 129917 in stargz (nextFrame: 130370/130418): -1, 449
+    zstdchunked_test.go:104:   [6] at 130370 in stargz (nextFrame: 130418/130418): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32114,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64642,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64642,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96771,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 176, NextOffset: 193
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 94, NextOffset: 205
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 193, NextOffset: 304
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 205, NextOffset: 222
+    testutil.go:509: Offset: 304, NextOffset: 321
+    testutil.go:509: Offset: 222, NextOffset: 332
+    testutil.go:509: Offset: 321, NextOffset: 454
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 332, NextOffset: 349
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 32114 64642 96771 128793 129254]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129294):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 454, NextOffset: 471
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32114/129294): 32110, 128781
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 349, NextOffset: 463
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [1] at 32114 in stargz (nextFrame: 64642/129294): 32524, 96667
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 471, NextOffset: 604
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [2] at 64642 in stargz (nextFrame: 96771/129294): 32125, 64139
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 463, NextOffset: 480
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [3] at 96771 in stargz (nextFrame: 128785/129294): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128785 in stargz (nextFrame: 128793/129294): 4, 457
+    zstdchunked_test.go:104:   [5] at 128793 in stargz (nextFrame: 129246/129294): -1, 449
+    zstdchunked_test.go:104:   [6] at 129246 in stargz (nextFrame: 129294/129294): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32114,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64642,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64642,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96771,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 604, NextOffset: 621
-    testutil.go:509: Offset: 480, NextOffset: 594
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 480, NextOffset: 594
     testutil.go:509: Offset: 621, NextOffset: 735
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 594, NextOffset: 611
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 735, NextOffset: 752
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 611, NextOffset: 722
     testutil.go:509: Offset: 752, NextOffset: 885
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 722, NextOffset: 739
     testutil.go:509: Offset: 885, NextOffset: 902
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 48447 96426 96851]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96891):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 739, NextOffset: 1254
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 48447/96891): 48443, 96414
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 902, NextOffset: 1475
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 77, NextOffset: 94
-    testutil.go:509: Offset: 176, NextOffset: 193
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [1] at 48447 in stargz (nextFrame: 96418/96891): 47975, 47967
-    zstdchunked_test.go:104:   [2] at 96418 in stargz (nextFrame: 96426/96891): 4, 421
-    zstdchunked_test.go:104:   [3] at 96426 in stargz (nextFrame: 96843/96891): -1, 413
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 94, NextOffset: 205
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [4] at 96843 in stargz (nextFrame: 96891/96891): -1, -1
-    testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 193, NextOffset: 304
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1641:   [2]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48447,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [3]: {"name":"foo22","type":"reg","size":3,"mode":420,"offset":48447,"innerOffset":1024,"digest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe","chunkSize":3,"chunkDigest":"sha256:64daa44ad493ff28a96effab6e77f1732a3d97d83241581b37dbd70a7a4900fe"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"bar/bar.txt","type":"reg","size":3,"mode":420,"offset":48447,"innerOffset":2560,"digest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0","chunkSize":3,"chunkDigest":"sha256:9834876dcfb05cb167a5c24953eba58c4ac89b1adf57f28f2f9d09af107ee8f0"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48447,"innerOffset":3584,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":64000,"chunkDigest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e"}
-    testutil.go:1763: On "foo22": got preread of "foo2"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 205, NextOffset: 222
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-    testutil.go:1763: On "foo22": got preread of "bar/bar.txt"
-    testutil.go:1763: On "foo22": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 304, NextOffset: 321
-    testutil.go:509: Offset: 222, NextOffset: 332
-    testutil.go:509: Offset: 321, NextOffset: 454
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty foo3 foo4 foo_empty4] vs [foo_empty5 foo6 foo foo_empty foo2 foo_empty4 foo_empty2 foo3 foo_empty3 foo4 foo5]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty2 foo_empty3 foo4 foo5 foo_empty foo2 foo3 foo_empty4 foo_empty5 foo6] vs [foo foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty5 foo_empty3 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 304, NextOffset: 321
     testutil.go:509: Offset: 205, NextOffset: 222
-    testutil.go:509: Offset: 321, NextOffset: 454
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 321, NextOffset: 454
     testutil.go:509: Offset: 222, NextOffset: 332
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 735, NextOffset: 752
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 594, NextOffset: 611
-    testutil.go:509: Offset: 752, NextOffset: 885
-    testutil.go:509: Offset: 611, NextOffset: 722
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 454, NextOffset: 471
+    testutil.go:509: Offset: 332, NextOffset: 349
+    testutil.go:509: Offset: 471, NextOffset: 604
+    testutil.go:509: Offset: 349, NextOffset: 463
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 885, NextOffset: 902
     testutil.go:509: Offset: 722, NextOffset: 739
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 32110 64638 96766 129912 130372]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130412):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 902, NextOffset: 1475
     testutil.go:509: Offset: 739, NextOffset: 1254
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 176, NextOffset: 193
     testutil.go:509: Offset: 77, NextOffset: 94
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32110/130412): 32106, 129900
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 193, NextOffset: 304
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [1] at 32110 in stargz (nextFrame: 64638/130412): 32524, 97790
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 94, NextOffset: 205
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 454, NextOffset: 471
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [2] at 64638 in stargz (nextFrame: 96766/130412): 32124, 65262
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 332, NextOffset: 349
-    testutil.go:509: Offset: 471, NextOffset: 604
-    testutil.go:509: Offset: 349, NextOffset: 463
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 32129 64657 96789 129935 130381]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130421):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32129/130421): 32125, 129923
-    zstdchunked_test.go:104:   [1] at 32129 in stargz (nextFrame: 64657/130421): 32524, 97794
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [2] at 64657 in stargz (nextFrame: 96789/130421): 32128, 65266
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [3] at 96789 in stargz (nextFrame: 129927/130421): 33142, 33134
-    zstdchunked_test.go:104:   [4] at 129927 in stargz (nextFrame: 129935/130421): 4, 442
-    zstdchunked_test.go:104:   [5] at 129935 in stargz (nextFrame: 130373/130421): -1, 434
-    zstdchunked_test.go:104:   [6] at 130373 in stargz (nextFrame: 130421/130421): -1, -1
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 604, NextOffset: 621
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [3] at 96766 in stargz (nextFrame: 129904/130412): 33142, 33134
+    zstdchunked_test.go:104:   [4] at 129904 in stargz (nextFrame: 129912/130412): 4, 456
+    zstdchunked_test.go:104:   [5] at 129912 in stargz (nextFrame: 130364/130412): -1, 448
+    zstdchunked_test.go:104:   [6] at 130364 in stargz (nextFrame: 130412/130412): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32129,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64657,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32110,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64638,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64657,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96789,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64638,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96766,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 604, NextOffset: 621
     testutil.go:509: Offset: 463, NextOffset: 480
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 621, NextOffset: 735
-    testutil.go:509: Offset: 480, NextOffset: 594
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 480, NextOffset: 594
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 735, NextOffset: 752
+    testutil.go:509: Offset: 594, NextOffset: 611
+    testutil.go:509: Offset: 752, NextOffset: 885
+    testutil.go:509: Offset: 611, NextOffset: 722
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 32129 64657 96789 128811 129257]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129297):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32129/129297): 32125, 128799
-    zstdchunked_test.go:104:   [1] at 32129 in stargz (nextFrame: 64657/129297): 32524, 96670
-    zstdchunked_test.go:104:   [2] at 64657 in stargz (nextFrame: 96789/129297): 32128, 64142
-    zstdchunked_test.go:104:   [3] at 96789 in stargz (nextFrame: 128803/129297): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128803 in stargz (nextFrame: 128811/129297): 4, 442
-    zstdchunked_test.go:104:   [5] at 128811 in stargz (nextFrame: 129249/129297): -1, 434
-    zstdchunked_test.go:104:   [6] at 129249 in stargz (nextFrame: 129297/129297): -1, -1
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 32110 64638 96766 128788 129248]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129288):
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32110/129288): 32106, 128776
+    zstdchunked_test.go:104:   [1] at 32110 in stargz (nextFrame: 64638/129288): 32524, 96666
+    zstdchunked_test.go:104:   [2] at 64638 in stargz (nextFrame: 96766/129288): 32124, 64138
+    zstdchunked_test.go:104:   [3] at 96766 in stargz (nextFrame: 128780/129288): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128780 in stargz (nextFrame: 128788/129288): 4, 456
+    zstdchunked_test.go:104:   [5] at 128788 in stargz (nextFrame: 129240/129288): -1, 448
+    zstdchunked_test.go:104:   [6] at 129240 in stargz (nextFrame: 129288/129288): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32129,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64657,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32110,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64638,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64657,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96789,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64638,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96766,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":95,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":223,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":337,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":354,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":468,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":599,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":616,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":730,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":747,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":177,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":194,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":305,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":322,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":455,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":472,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":605,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":622,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":736,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":753,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":886,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":903,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo_empty foo2 foo_empty3 foo_empty4 foo foo_empty2 foo3 foo4 foo5] vs [foo6 .no.prefetch.landmark foo foo2 foo3 foo4 foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty3 foo_empty5 foo6] vs [foo_empty foo2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty2 foo3 foo_empty3 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 337, NextOffset: 354
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 32121 64649 96772 129918 130374]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130414):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 455, NextOffset: 472
+    testutil.go:509: Offset: 354, NextOffset: 468
+    testutil.go:509: Offset: 472, NextOffset: 605
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32121/130414): 32117, 129906
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 468, NextOffset: 485
     testutil.go:509: Offset: 605, NextOffset: 622
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [1] at 32121 in stargz (nextFrame: 64649/130414): 32524, 97785
+    zstdchunked_test.go:104:   [2] at 64649 in stargz (nextFrame: 96772/130414): 32119, 65257
+    zstdchunked_test.go:104:   [3] at 96772 in stargz (nextFrame: 129910/130414): 33142, 33134
+    zstdchunked_test.go:104:   [4] at 129910 in stargz (nextFrame: 129918/130414): 4, 452
+    zstdchunked_test.go:104:   [5] at 129918 in stargz (nextFrame: 130366/130414): -1, 444
+    zstdchunked_test.go:104:   [6] at 130366 in stargz (nextFrame: 130414/130414): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32121,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64649,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64649,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96772,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 485, NextOffset: 599
     testutil.go:509: Offset: 622, NextOffset: 736
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 32129 64657 96789 129935 130381]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130421):
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 599, NextOffset: 616
     testutil.go:509: Offset: 736, NextOffset: 753
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32129/130421): 32125, 129923
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 616, NextOffset: 730
-    testutil.go:509: Offset: 753, NextOffset: 886
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [1] at 32129 in stargz (nextFrame: 64657/130421): 32524, 97794
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 753, NextOffset: 886
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 730, NextOffset: 747
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [2] at 64657 in stargz (nextFrame: 96789/130421): 32128, 65266
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 886, NextOffset: 903
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [3] at 96789 in stargz (nextFrame: 129927/130421): 33142, 33134
-    zstdchunked_test.go:104:   [4] at 129927 in stargz (nextFrame: 129935/130421): 4, 442
-    zstdchunked_test.go:104:   [5] at 129935 in stargz (nextFrame: 130373/130421): -1, 434
-    zstdchunked_test.go:104:   [6] at 130373 in stargz (nextFrame: 130421/130421): -1, -1
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 747, NextOffset: 1261
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 903, NextOffset: 1479
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32129,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64657,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64657,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96789,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 78, NextOffset: 95
+    testutil.go:509: Offset: 177, NextOffset: 194
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 95, NextOffset: 206
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 194, NextOffset: 305
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 206, NextOffset: 223
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 305, NextOffset: 322
     testutil.go:509: Offset: 223, NextOffset: 337
     testutil.go:509: Offset: 322, NextOffset: 455
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 78, NextOffset: 95
-    testutil.go:509: Offset: 177, NextOffset: 194
-    testutil.go:509: Offset: 95, NextOffset: 206
-    testutil.go:509: Offset: 194, NextOffset: 305
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 337, NextOffset: 354
-    testutil.go:509: Offset: 455, NextOffset: 472
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 32121 64649 96772 128794 129250]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129290):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32121/129290): 32117, 128782
+    zstdchunked_test.go:104:   [1] at 32121 in stargz (nextFrame: 64649/129290): 32524, 96661
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 354, NextOffset: 468
-    testutil.go:509: Offset: 472, NextOffset: 605
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo2 foo3 foo4 foo_empty foo_empty2 foo_empty3] vs [foo_empty5 foo6 foo_empty foo2 foo_empty3 foo_empty4 foo foo_empty2 foo3 foo4 foo5]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty2 foo3 foo_empty3] vs [foo_empty3 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 455, NextOffset: 472
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [2] at 64649 in stargz (nextFrame: 96772/129290): 32119, 64133
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 337, NextOffset: 354
     testutil.go:509: Offset: 472, NextOffset: 605
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [3] at 96772 in stargz (nextFrame: 128786/129290): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128786 in stargz (nextFrame: 128794/129290): 4, 452
+    zstdchunked_test.go:104:   [5] at 128794 in stargz (nextFrame: 129242/129290): -1, 444
+    zstdchunked_test.go:104:   [6] at 129242 in stargz (nextFrame: 129290/129290): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32121,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64649,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64649,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96772,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 354, NextOffset: 468
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 32129 64657 96789 128811 129257]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129297):
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 305, NextOffset: 322
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 206, NextOffset: 223
+    testutil.go:509: Offset: 322, NextOffset: 455
+    testutil.go:509: Offset: 223, NextOffset: 337
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 605, NextOffset: 622
     testutil.go:509: Offset: 468, NextOffset: 485
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 622, NextOffset: 736
     testutil.go:509: Offset: 485, NextOffset: 599
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32129/129297): 32125, 128799
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 736, NextOffset: 753
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [1] at 32129 in stargz (nextFrame: 64657/129297): 32524, 96670
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 599, NextOffset: 616
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [2] at 64657 in stargz (nextFrame: 96789/129297): 32128, 64142
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 753, NextOffset: 886
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [3] at 96789 in stargz (nextFrame: 128803/129297): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128803 in stargz (nextFrame: 128811/129297): 4, 442
-    zstdchunked_test.go:104:   [5] at 128811 in stargz (nextFrame: 129249/129297): -1, 434
-    zstdchunked_test.go:104:   [6] at 129249 in stargz (nextFrame: 129297/129297): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32129,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64657,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64657,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96789,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 616, NextOffset: 730
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 886, NextOffset: 903
     testutil.go:509: Offset: 730, NextOffset: 747
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 32121 64649 96772 129918 130374]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130414):
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32121/130414): 32117, 129906
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 903, NextOffset: 1479
     testutil.go:509: Offset: 747, NextOffset: 1261
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 177, NextOffset: 194
-    testutil.go:509: Offset: 78, NextOffset: 95
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [1] at 32121 in stargz (nextFrame: 64649/130414): 32524, 97785
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [2] at 64649 in stargz (nextFrame: 96772/130414): 32119, 65257
+    zstdchunked_test.go:104:   [3] at 96772 in stargz (nextFrame: 129910/130414): 33142, 33134
+    zstdchunked_test.go:104:   [4] at 129910 in stargz (nextFrame: 129918/130414): 4, 452
+    zstdchunked_test.go:104:   [5] at 129918 in stargz (nextFrame: 130366/130414): -1, 444
+    zstdchunked_test.go:104:   [6] at 130366 in stargz (nextFrame: 130414/130414): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32121,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64649,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64649,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96772,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 78, NextOffset: 95
     testutil.go:509: Offset: 194, NextOffset: 305
     testutil.go:509: Offset: 95, NextOffset: 206
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 305, NextOffset: 322
-    testutil.go:509: Offset: 206, NextOffset: 223
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 322, NextOffset: 455
-    testutil.go:509: Offset: 223, NextOffset: 337
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 32129 64657 96790 129936 130382]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130422):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32129/130422): 32125, 129924
-    zstdchunked_test.go:104:   [1] at 32129 in stargz (nextFrame: 64657/130422): 32524, 97795
-    zstdchunked_test.go:104:   [2] at 64657 in stargz (nextFrame: 96790/130422): 32129, 65267
-    zstdchunked_test.go:104:   [3] at 96790 in stargz (nextFrame: 129928/130422): 33142, 33134
-    zstdchunked_test.go:104:   [4] at 129928 in stargz (nextFrame: 129936/130422): 4, 442
-    zstdchunked_test.go:104:   [5] at 129936 in stargz (nextFrame: 130374/130422): -1, 434
-    zstdchunked_test.go:104:   [6] at 130374 in stargz (nextFrame: 130422/130422): -1, -1
-    testutil.go:1638: got TOC entries:
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 32121 64649 96772 128794 129250]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129290):
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32121/129290): 32117, 128782
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [1] at 32121 in stargz (nextFrame: 64649/129290): 32524, 96661
+    zstdchunked_test.go:104:   [2] at 64649 in stargz (nextFrame: 96772/129290): 32119, 64133
+    zstdchunked_test.go:104:   [3] at 96772 in stargz (nextFrame: 128786/129290): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128786 in stargz (nextFrame: 128794/129290): 4, 452
+    zstdchunked_test.go:104:   [5] at 128794 in stargz (nextFrame: 129242/129290): -1, 444
+    zstdchunked_test.go:104:   [6] at 129242 in stargz (nextFrame: 129290/129290): -1, -1
+    testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32129,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64657,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32121,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64649,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64657,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96790,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64649,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96772,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 32129 64657 96790 128812 129258]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129298):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32129/129298): 32125, 128800
-    zstdchunked_test.go:104:   [1] at 32129 in stargz (nextFrame: 64657/129298): 32524, 96671
-    zstdchunked_test.go:104:   [2] at 64657 in stargz (nextFrame: 96790/129298): 32129, 64143
-    zstdchunked_test.go:104:   [3] at 96790 in stargz (nextFrame: 128804/129298): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128804 in stargz (nextFrame: 128812/129298): 4, 442
-    zstdchunked_test.go:104:   [5] at 128812 in stargz (nextFrame: 129250/129298): -1, 434
-    zstdchunked_test.go:104:   [6] at 129250 in stargz (nextFrame: 129298/129298): -1, -1
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 32119 64647 96781 129927 130383]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130423):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32119/130423): 32115, 129915
+    zstdchunked_test.go:104:   [1] at 32119 in stargz (nextFrame: 64647/130423): 32524, 97796
+    zstdchunked_test.go:104:   [2] at 64647 in stargz (nextFrame: 96781/130423): 32130, 65268
+    zstdchunked_test.go:104:   [3] at 96781 in stargz (nextFrame: 129919/130423): 33142, 33134
+    zstdchunked_test.go:104:   [4] at 129919 in stargz (nextFrame: 129927/130423): 4, 452
+    zstdchunked_test.go:104:   [5] at 129927 in stargz (nextFrame: 130375/130423): -1, 444
+    zstdchunked_test.go:104:   [6] at 130375 in stargz (nextFrame: 130423/130423): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32129,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64657,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32119,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64647,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64657,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96790,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64647,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96781,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":95,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":223,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":336,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":469,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":454,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":737,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":754,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":887,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":904,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo_empty3 foo5] vs [foo_empty3 foo4 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty4 .no.prefetch.landmark foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 78, NextOffset: 95
-    testutil.go:509: Offset: 176, NextOffset: 193
-    testutil.go:509: Offset: 95, NextOffset: 206
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:401: Directory: "" vs "": [foo2 foo3 foo_empty4 foo6 foo foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo_empty] vs [foo4 foo5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty4 foo_empty5 foo foo_empty foo_empty3]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 469, NextOffset: 486
+    testutil.go:509: Offset: 604, NextOffset: 621
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 193, NextOffset: 304
+    testutil.go:509: Offset: 486, NextOffset: 602
+    testutil.go:509: Offset: 621, NextOffset: 737
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 602, NextOffset: 619
+    testutil.go:509: Offset: 737, NextOffset: 754
+    testutil.go:509: Offset: 619, NextOffset: 735
+    testutil.go:509: Offset: 754, NextOffset: 887
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 206, NextOffset: 223
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 304, NextOffset: 321
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 32114 64642 96771 129917 130378]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130418):
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 32119 64647 96781 128803 129259]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129299):
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 223, NextOffset: 336
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32119/129299): 32115, 128791
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 321, NextOffset: 454
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32114/130418): 32110, 129905
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [1] at 32119 in stargz (nextFrame: 64647/129299): 32524, 96672
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 336, NextOffset: 353
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [1] at 32114 in stargz (nextFrame: 64642/130418): 32524, 97791
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [2] at 64647 in stargz (nextFrame: 96781/129299): 32130, 64144
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 454, NextOffset: 471
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [2] at 64642 in stargz (nextFrame: 96771/130418): 32125, 65263
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 353, NextOffset: 469
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [3] at 96771 in stargz (nextFrame: 129909/130418): 33142, 33134
-    zstdchunked_test.go:104:   [4] at 129909 in stargz (nextFrame: 129917/130418): 4, 457
-    zstdchunked_test.go:104:   [5] at 129917 in stargz (nextFrame: 130370/130418): -1, 449
-    zstdchunked_test.go:104:   [6] at 130370 in stargz (nextFrame: 130418/130418): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [3] at 96781 in stargz (nextFrame: 128795/129299): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128795 in stargz (nextFrame: 128803/129299): 4, 452
+    zstdchunked_test.go:104:   [5] at 128803 in stargz (nextFrame: 129251/129299): -1, 444
+    zstdchunked_test.go:104:   [6] at 129251 in stargz (nextFrame: 129299/129299): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32114,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64642,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32119,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64647,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64642,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96771,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64647,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96781,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 353, NextOffset: 469
     testutil.go:509: Offset: 471, NextOffset: 604
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 469, NextOffset: 486
-    testutil.go:509: Offset: 604, NextOffset: 621
-    testutil.go:509: Offset: 486, NextOffset: 602
-    testutil.go:509: Offset: 621, NextOffset: 737
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 602, NextOffset: 619
-    testutil.go:509: Offset: 737, NextOffset: 754
-    testutil.go:509: Offset: 619, NextOffset: 735
-    testutil.go:509: Offset: 754, NextOffset: 887
     testutil.go:395: Comparing: "foo6" vs "foo6"
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 735, NextOffset: 752
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 887, NextOffset: 904
     testutil.go:509: Offset: 752, NextOffset: 1263
     testutil.go:509: Offset: 904, NextOffset: 1485
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 78, NextOffset: 95
+    testutil.go:509: Offset: 176, NextOffset: 193
+    testutil.go:509: Offset: 95, NextOffset: 206
+    testutil.go:509: Offset: 193, NextOffset: 304
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty4 .no.prefetch.landmark foo foo_empty3 foo4] vs [foo_empty foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo_empty3 foo5 foo6 foo]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty4 foo_empty5] vs [foo_empty4 foo6 foo foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo_empty foo2 foo3]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 176, NextOffset: 193
+    testutil.go:509: Offset: 78, NextOffset: 95
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 193, NextOffset: 304
+    testutil.go:509: Offset: 95, NextOffset: 206
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 604, NextOffset: 621
     testutil.go:509: Offset: 469, NextOffset: 486
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 32114 64642 96774 129920 130374]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130414):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 621, NextOffset: 737
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 32114 64642 96771 128793 129254]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129294):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32114/129294): 32110, 128781
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [1] at 32114 in stargz (nextFrame: 64642/129294): 32524, 96667
-    zstdchunked_test.go:104:   [2] at 64642 in stargz (nextFrame: 96771/129294): 32125, 64139
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32114/130414): 32110, 129908
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 486, NextOffset: 602
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [3] at 96771 in stargz (nextFrame: 128785/129294): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128785 in stargz (nextFrame: 128793/129294): 4, 457
-    zstdchunked_test.go:104:   [5] at 128793 in stargz (nextFrame: 129246/129294): -1, 449
-    zstdchunked_test.go:104:   [6] at 129246 in stargz (nextFrame: 129294/129294): -1, -1
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 737, NextOffset: 754
+    testutil.go:509: Offset: 602, NextOffset: 619
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [1] at 32114 in stargz (nextFrame: 64642/130414): 32524, 97794
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 754, NextOffset: 887
+    testutil.go:509: Offset: 619, NextOffset: 735
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [2] at 64642 in stargz (nextFrame: 96774/130414): 32128, 65266
+    zstdchunked_test.go:104:   [3] at 96774 in stargz (nextFrame: 129912/130414): 33142, 33134
+    zstdchunked_test.go:104:   [4] at 129912 in stargz (nextFrame: 129920/130414): 4, 450
+    zstdchunked_test.go:104:   [5] at 129920 in stargz (nextFrame: 130366/130414): -1, 442
+    zstdchunked_test.go:104:   [6] at 130366 in stargz (nextFrame: 130414/130414): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32114,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32114,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64642,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64642,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96771,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 737, NextOffset: 754
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64642,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96774,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 602, NextOffset: 619
-    testutil.go:509: Offset: 754, NextOffset: 887
-    testutil.go:509: Offset: 619, NextOffset: 735
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 887, NextOffset: 904
-    testutil.go:509: Offset: 735, NextOffset: 752
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 735, NextOffset: 752
     testutil.go:509: Offset: 904, NextOffset: 1485
     testutil.go:509: Offset: 752, NextOffset: 1263
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 304, NextOffset: 321
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 206, NextOffset: 223
     testutil.go:509: Offset: 321, NextOffset: 454
     testutil.go:509: Offset: 223, NextOffset: 336
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 454, NextOffset: 471
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 336, NextOffset: 353
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 32114 64642 96771 129917 130378]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130418):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32114/130418): 32110, 129905
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 471, NextOffset: 604
     testutil.go:509: Offset: 353, NextOffset: 469
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 176, NextOffset: 193
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [1] at 32114 in stargz (nextFrame: 64642/130418): 32524, 97791
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 78, NextOffset: 95
-    testutil.go:509: Offset: 193, NextOffset: 304
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [2] at 64642 in stargz (nextFrame: 96771/130418): 32125, 65263
-    zstdchunked_test.go:104:   [3] at 96771 in stargz (nextFrame: 129909/130418): 33142, 33134
-    zstdchunked_test.go:104:   [4] at 129909 in stargz (nextFrame: 129917/130418): 4, 457
-    zstdchunked_test.go:104:   [5] at 129917 in stargz (nextFrame: 130370/130418): -1, 449
-    zstdchunked_test.go:104:   [6] at 130370 in stargz (nextFrame: 130418/130418): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 32114 64642 96774 128796 129250]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129290):
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32114/129290): 32110, 128784
+    zstdchunked_test.go:104:   [1] at 32114 in stargz (nextFrame: 64642/129290): 32524, 96670
+    zstdchunked_test.go:104:   [2] at 64642 in stargz (nextFrame: 96774/129290): 32128, 64142
+    zstdchunked_test.go:104:   [3] at 96774 in stargz (nextFrame: 128788/129290): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128788 in stargz (nextFrame: 128796/129290): 4, 450
+    zstdchunked_test.go:104:   [5] at 128796 in stargz (nextFrame: 129242/129290): -1, 442
+    zstdchunked_test.go:104:   [6] at 129242 in stargz (nextFrame: 129290/129290): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32114,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32114,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64642,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64642,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96771,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64642,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96774,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 95, NextOffset: 206
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 32114 64642 96771 128793 129254]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129294):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32114/129294): 32110, 128781
-    zstdchunked_test.go:104:   [1] at 32114 in stargz (nextFrame: 64642/129294): 32524, 96667
-    zstdchunked_test.go:104:   [2] at 64642 in stargz (nextFrame: 96771/129294): 32125, 64139
-    zstdchunked_test.go:104:   [3] at 96771 in stargz (nextFrame: 128785/129294): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128785 in stargz (nextFrame: 128793/129294): 4, 457
-    zstdchunked_test.go:104:   [5] at 128793 in stargz (nextFrame: 129246/129294): -1, 449
-    zstdchunked_test.go:104:   [6] at 129246 in stargz (nextFrame: 129294/129294): -1, -1
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 32114 64642 96774 129920 130374]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130414):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32114/130414): 32110, 129908
+    zstdchunked_test.go:104:   [1] at 32114 in stargz (nextFrame: 64642/130414): 32524, 97794
+    zstdchunked_test.go:104:   [2] at 64642 in stargz (nextFrame: 96774/130414): 32128, 65266
+    zstdchunked_test.go:104:   [3] at 96774 in stargz (nextFrame: 129912/130414): 33142, 33134
+    zstdchunked_test.go:104:   [4] at 129912 in stargz (nextFrame: 129920/130414): 4, 450
+    zstdchunked_test.go:104:   [5] at 129920 in stargz (nextFrame: 130366/130414): -1, 442
+    zstdchunked_test.go:104:   [6] at 130366 in stargz (nextFrame: 130414/130414): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32114,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32114,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64642,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64642,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96771,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64642,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96774,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 32110 64638 96766 129912 130371]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130411):
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":96,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":228,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":342,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":473,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":195,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":310,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":327,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":460,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":627,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":741,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":758,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":891,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":908,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty3 foo5 foo_empty5 foo_empty foo_empty2 foo4 foo_empty4 foo6] vs [foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo2 foo3 foo_empty5 foo_empty foo_empty2 foo_empty3]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 211, NextOffset: 228
-    testutil.go:509: Offset: 310, NextOffset: 327
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32110/130411): 32106, 129900
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [1] at 32110 in stargz (nextFrame: 64638/130411): 32524, 97790
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 228, NextOffset: 342
-    testutil.go:509: Offset: 327, NextOffset: 460
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo5 foo foo_empty foo4 foo_empty5 foo6 foo2 foo_empty2 foo3] vs [.no.prefetch.landmark foo_empty foo2 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty2 foo3 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 342, NextOffset: 359
     testutil.go:509: Offset: 460, NextOffset: 477
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [2] at 64638 in stargz (nextFrame: 96766/130411): 32124, 65262
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 359, NextOffset: 473
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [3] at 96766 in stargz (nextFrame: 129904/130411): 33142, 33134
-    zstdchunked_test.go:104:   [4] at 129904 in stargz (nextFrame: 129912/130411): 4, 455
-    zstdchunked_test.go:104:   [5] at 129912 in stargz (nextFrame: 130363/130411): -1, 447
-    zstdchunked_test.go:104:   [6] at 130363 in stargz (nextFrame: 130411/130411): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32110,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 477, NextOffset: 610
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64638,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64638,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96766,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 604, NextOffset: 621
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 32114 64642 96774 128796 129250]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129290):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 741, NextOffset: 758
     testutil.go:509: Offset: 621, NextOffset: 735
     testutil.go:509: Offset: 758, NextOffset: 891
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32114/129290): 32110, 128784
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 96
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [1] at 32114 in stargz (nextFrame: 64642/129290): 32524, 96670
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 178, NextOffset: 195
+    testutil.go:509: Offset: 96, NextOffset: 211
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [2] at 64642 in stargz (nextFrame: 96774/129290): 32128, 64142
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 195, NextOffset: 310
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [3] at 96774 in stargz (nextFrame: 128788/129290): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128788 in stargz (nextFrame: 128796/129290): 4, 450
+    zstdchunked_test.go:104:   [5] at 128796 in stargz (nextFrame: 129242/129290): -1, 442
+    zstdchunked_test.go:104:   [6] at 129242 in stargz (nextFrame: 129290/129290): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32114,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64642,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64642,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96774,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 473, NextOffset: 490
     testutil.go:509: Offset: 610, NextOffset: 627
     testutil.go:509: Offset: 490, NextOffset: 604
     testutil.go:509: Offset: 627, NextOffset: 741
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 735, NextOffset: 752
-    testutil.go:509: Offset: 891, NextOffset: 908
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 891, NextOffset: 908
     testutil.go:509: Offset: 752, NextOffset: 1267
     testutil.go:509: Offset: 908, NextOffset: 1485
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 211, NextOffset: 228
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 310, NextOffset: 327
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 228, NextOffset: 342
+    testutil.go:509: Offset: 327, NextOffset: 460
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo4 foo5 foo_empty5 foo foo_empty2 foo3 foo_empty4 foo6 .no.prefetch.landmark foo_empty] vs [foo5 foo foo_empty foo4 foo_empty5 foo6 foo2 foo_empty2 foo3 foo_empty3 foo_empty4]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 96
     testutil.go:509: Offset: 178, NextOffset: 195
-    testutil.go:509: Offset: 96, NextOffset: 211
+    testutil.go:509: Offset: 79, NextOffset: 96
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 195, NextOffset: 310
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo3 foo_empty5 foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark] vs [foo_empty foo_empty2 foo4 foo_empty4 foo6 foo foo2 foo3 foo_empty3 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:509: Offset: 96, NextOffset: 211
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 610, NextOffset: 627
-    testutil.go:509: Offset: 473, NextOffset: 490
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 32110 64638 96766 128788 129247]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129287):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 627, NextOffset: 741
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32110/129287): 32106, 128776
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 460, NextOffset: 477
+    testutil.go:509: Offset: 342, NextOffset: 359
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 32113 64641 96772 129918 130369]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 130409):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 490, NextOffset: 604
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [1] at 32110 in stargz (nextFrame: 64638/129287): 32524, 96666
-    zstdchunked_test.go:104:   [2] at 64638 in stargz (nextFrame: 96766/129287): 32124, 64138
+    testutil.go:509: Offset: 477, NextOffset: 610
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32113/130409): 32109, 129906
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 359, NextOffset: 473
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 741, NextOffset: 758
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [3] at 96766 in stargz (nextFrame: 128780/129287): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128780 in stargz (nextFrame: 128788/129287): 4, 455
-    zstdchunked_test.go:104:   [5] at 128788 in stargz (nextFrame: 129239/129287): -1, 447
-    zstdchunked_test.go:104:   [6] at 129239 in stargz (nextFrame: 129287/129287): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32110,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64638,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64638,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96766,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 604, NextOffset: 621
-    testutil.go:509: Offset: 758, NextOffset: 891
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 621, NextOffset: 735
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 891, NextOffset: 908
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 32121 64649 96772 129918 130374]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130414):
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [1] at 32113 in stargz (nextFrame: 64641/130409): 32524, 97793
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 735, NextOffset: 752
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32121/130414): 32117, 129906
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 908, NextOffset: 1485
-    testutil.go:509: Offset: 752, NextOffset: 1267
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 178, NextOffset: 195
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [1] at 32121 in stargz (nextFrame: 64649/130414): 32524, 97785
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [2] at 64649 in stargz (nextFrame: 96772/130414): 32119, 65257
-    zstdchunked_test.go:104:   [3] at 96772 in stargz (nextFrame: 129910/130414): 33142, 33134
-    zstdchunked_test.go:104:   [4] at 129910 in stargz (nextFrame: 129918/130414): 4, 452
-    zstdchunked_test.go:104:   [5] at 129918 in stargz (nextFrame: 130366/130414): -1, 444
-    zstdchunked_test.go:104:   [6] at 130366 in stargz (nextFrame: 130414/130414): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [2] at 64641 in stargz (nextFrame: 96772/130409): 32127, 65265
+    zstdchunked_test.go:104:   [3] at 96772 in stargz (nextFrame: 129910/130409): 33142, 33134
+    zstdchunked_test.go:104:   [4] at 129910 in stargz (nextFrame: 129918/130409): 4, 447
+    zstdchunked_test.go:104:   [5] at 129918 in stargz (nextFrame: 130361/130409): -1, 439
+    zstdchunked_test.go:104:   [6] at 130361 in stargz (nextFrame: 130409/130409): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32121,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64649,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32113,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64641,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64649,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96772,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64641,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96772,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 79, NextOffset: 96
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 195, NextOffset: 310
-    testutil.go:509: Offset: 96, NextOffset: 211
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 908, NextOffset: 1485
+    testutil.go:509: Offset: 752, NextOffset: 1267
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 310, NextOffset: 327
     testutil.go:509: Offset: 211, NextOffset: 228
     testutil.go:509: Offset: 327, NextOffset: 460
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 32121 64649 96772 128794 129250]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129290):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32121/129290): 32117, 128782
-    zstdchunked_test.go:104:   [1] at 32121 in stargz (nextFrame: 64649/129290): 32524, 96661
-    zstdchunked_test.go:104:   [2] at 64649 in stargz (nextFrame: 96772/129290): 32119, 64133
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 228, NextOffset: 342
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [3] at 96772 in stargz (nextFrame: 128786/129290): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128786 in stargz (nextFrame: 128794/129290): 4, 452
-    zstdchunked_test.go:104:   [5] at 128794 in stargz (nextFrame: 129242/129290): -1, 444
-    zstdchunked_test.go:104:   [6] at 129242 in stargz (nextFrame: 129290/129290): -1, -1
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 610, NextOffset: 627
+    testutil.go:509: Offset: 473, NextOffset: 490
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 32113 64641 96772 128794 129245]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129285):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 627, NextOffset: 741
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32113/129285): 32109, 128782
+    zstdchunked_test.go:104:   [1] at 32113 in stargz (nextFrame: 64641/129285): 32524, 96669
+    zstdchunked_test.go:104:   [2] at 64641 in stargz (nextFrame: 96772/129285): 32127, 64141
+    zstdchunked_test.go:104:   [3] at 96772 in stargz (nextFrame: 128786/129285): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128786 in stargz (nextFrame: 128794/129285): 4, 447
+    zstdchunked_test.go:104:   [5] at 128794 in stargz (nextFrame: 129237/129285): -1, 439
+    zstdchunked_test.go:104:   [6] at 129237 in stargz (nextFrame: 129285/129285): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32121,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64649,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32113,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64641,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64649,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96772,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 460, NextOffset: 477
-    testutil.go:509: Offset: 342, NextOffset: 359
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64641,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96772,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 477, NextOffset: 610
-    testutil.go:509: Offset: 359, NextOffset: 473
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 490, NextOffset: 604
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 741, NextOffset: 758
+    testutil.go:509: Offset: 604, NextOffset: 621
+    testutil.go:509: Offset: 758, NextOffset: 891
+    testutil.go:509: Offset: 621, NextOffset: 735
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 32121 64649 96772 129918 130374]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130414):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32121/130414): 32117, 129906
-    zstdchunked_test.go:104:   [1] at 32121 in stargz (nextFrame: 64649/130414): 32524, 97785
-    zstdchunked_test.go:104:   [2] at 64649 in stargz (nextFrame: 96772/130414): 32119, 65257
-    zstdchunked_test.go:104:   [3] at 96772 in stargz (nextFrame: 129910/130414): 33142, 33134
-    zstdchunked_test.go:104:   [4] at 129910 in stargz (nextFrame: 129918/130414): 4, 452
-    zstdchunked_test.go:104:   [5] at 129918 in stargz (nextFrame: 130366/130414): -1, 444
-    zstdchunked_test.go:104:   [6] at 130366 in stargz (nextFrame: 130414/130414): -1, -1
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 32116 64644 96758 120940 121368]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 121408):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32116/121408): 32112, 120928
+    zstdchunked_test.go:104:   [1] at 32116 in stargz (nextFrame: 64644/121408): 32524, 88812
+    zstdchunked_test.go:104:   [2] at 64644 in stargz (nextFrame: 96758/121408): 32110, 56284
+    zstdchunked_test.go:104:   [3] at 96758 in stargz (nextFrame: 120932/121408): 24178, 24170
+    zstdchunked_test.go:104:   [4] at 120932 in stargz (nextFrame: 120940/121408): 4, 424
+    zstdchunked_test.go:104:   [5] at 120940 in stargz (nextFrame: 121360/121408): -1, 416
+    zstdchunked_test.go:104:   [6] at 121360 in stargz (nextFrame: 121408/121408): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32121,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64649,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32116,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64644,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64649,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96772,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64644,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96758,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 32121 64649 96772 128794 129250]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129290):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":77,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":94,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":205,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":222,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":332,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":480,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":611,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":739,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":454,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":885,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":902,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo4 foo5 foo6 foo foo_empty foo2] vs [.no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo2 foo5 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo5 foo_empty5] vs [.no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty2 foo_empty4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 722, NextOffset: 739
+    testutil.go:509: Offset: 885, NextOffset: 902
+    testutil.go:509: Offset: 739, NextOffset: 1254
+    testutil.go:509: Offset: 902, NextOffset: 1475
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 77, NextOffset: 94
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32121/129290): 32117, 128782
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 176, NextOffset: 193
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [1] at 32121 in stargz (nextFrame: 64649/129290): 32524, 96661
-    zstdchunked_test.go:104:   [2] at 64649 in stargz (nextFrame: 96772/129290): 32119, 64133
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 94, NextOffset: 205
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 193, NextOffset: 304
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [3] at 96772 in stargz (nextFrame: 128786/129290): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128786 in stargz (nextFrame: 128794/129290): 4, 452
-    zstdchunked_test.go:104:   [5] at 128794 in stargz (nextFrame: 129242/129290): -1, 444
-    zstdchunked_test.go:104:   [6] at 129242 in stargz (nextFrame: 129290/129290): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32121,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64649,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64649,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96772,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 594, NextOffset: 611
+    testutil.go:509: Offset: 735, NextOffset: 752
+    testutil.go:509: Offset: 611, NextOffset: 722
+    testutil.go:509: Offset: 752, NextOffset: 885
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 32116 64644 96758 128780 129208]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129248):
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 205, NextOffset: 222
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32116/129248): 32112, 128768
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 304, NextOffset: 321
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [1] at 32116 in stargz (nextFrame: 64644/129248): 32524, 96652
+    zstdchunked_test.go:104:   [2] at 64644 in stargz (nextFrame: 96758/129248): 32110, 64124
+    zstdchunked_test.go:104:   [3] at 96758 in stargz (nextFrame: 128772/129248): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128772 in stargz (nextFrame: 128780/129248): 4, 424
+    zstdchunked_test.go:104:   [5] at 128780 in stargz (nextFrame: 129200/129248): -1, 416
+    zstdchunked_test.go:104:   [6] at 129200 in stargz (nextFrame: 129248/129248): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32116,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64644,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64644,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96758,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 222, NextOffset: 332
-    testutil.go:509: Offset: 321, NextOffset: 454
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 321, NextOffset: 454
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 332, NextOffset: 349
@@ -221860,684 +223163,606 @@
     testutil.go:509: Offset: 349, NextOffset: 463
     testutil.go:509: Offset: 471, NextOffset: 604
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 463, NextOffset: 480
     testutil.go:509: Offset: 604, NextOffset: 621
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 480, NextOffset: 594
     testutil.go:509: Offset: 621, NextOffset: 735
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty3 foo4 foo5] vs [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo6 foo foo5 foo_empty5]
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 594, NextOffset: 611
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 32119 64647 96781 129927 130383]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130423):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32119/130423): 32115, 129915
-    zstdchunked_test.go:104:   [1] at 32119 in stargz (nextFrame: 64647/130423): 32524, 97796
-    zstdchunked_test.go:104:   [2] at 64647 in stargz (nextFrame: 96781/130423): 32130, 65268
-    zstdchunked_test.go:104:   [3] at 96781 in stargz (nextFrame: 129919/130423): 33142, 33134
-    zstdchunked_test.go:104:   [4] at 129919 in stargz (nextFrame: 129927/130423): 4, 452
-    zstdchunked_test.go:104:   [5] at 129927 in stargz (nextFrame: 130375/130423): -1, 444
-    zstdchunked_test.go:104:   [6] at 130375 in stargz (nextFrame: 130423/130423): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32119,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64647,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64647,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96781,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 735, NextOffset: 752
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 611, NextOffset: 722
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:509: Offset: 594, NextOffset: 611
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 752, NextOffset: 885
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 722, NextOffset: 739
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 885, NextOffset: 902
-    testutil.go:509: Offset: 739, NextOffset: 1254
-    testutil.go:509: Offset: 902, NextOffset: 1475
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2] vs [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo4 foo5 foo6]
+    testutil.go:509: Offset: 611, NextOffset: 722
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 885, NextOffset: 902
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 722, NextOffset: 739
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 902, NextOffset: 1475
     testutil.go:509: Offset: 739, NextOffset: 1254
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 176, NextOffset: 193
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 77, NextOffset: 94
-    testutil.go:509: Offset: 193, NextOffset: 304
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 32119 64647 96781 128803 129259]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129299):
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 32116 64644 96758 120940 121368]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 121408):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32116/121408): 32112, 120928
+    zstdchunked_test.go:104:   [1] at 32116 in stargz (nextFrame: 64644/121408): 32524, 88812
+    zstdchunked_test.go:104:   [2] at 64644 in stargz (nextFrame: 96758/121408): 32110, 56284
+    zstdchunked_test.go:104:   [3] at 96758 in stargz (nextFrame: 120932/121408): 24178, 24170
+    zstdchunked_test.go:104:   [4] at 120932 in stargz (nextFrame: 120940/121408): 4, 424
+    zstdchunked_test.go:104:   [5] at 120940 in stargz (nextFrame: 121360/121408): -1, 416
+    zstdchunked_test.go:104:   [6] at 121360 in stargz (nextFrame: 121408/121408): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32116,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64644,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64644,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96758,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 193, NextOffset: 304
     testutil.go:509: Offset: 94, NextOffset: 205
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32119/129299): 32115, 128791
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 304, NextOffset: 321
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 205, NextOffset: 222
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 321, NextOffset: 454
+    testutil.go:509: Offset: 222, NextOffset: 332
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 454, NextOffset: 471
     testutil.go:509: Offset: 332, NextOffset: 349
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [1] at 32119 in stargz (nextFrame: 64647/129299): 32524, 96672
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 471, NextOffset: 604
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 32116 64644 96758 128780 129208]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129248):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 349, NextOffset: 463
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [2] at 64647 in stargz (nextFrame: 96781/129299): 32130, 64144
-    zstdchunked_test.go:104:   [3] at 96781 in stargz (nextFrame: 128795/129299): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128795 in stargz (nextFrame: 128803/129299): 4, 452
-    zstdchunked_test.go:104:   [5] at 128803 in stargz (nextFrame: 129251/129299): -1, 444
-    zstdchunked_test.go:104:   [6] at 129251 in stargz (nextFrame: 129299/129299): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32119,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64647,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64647,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96781,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32116/129248): 32112, 128768
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 604, NextOffset: 621
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [1] at 32116 in stargz (nextFrame: 64644/129248): 32524, 96652
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 463, NextOffset: 480
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [2] at 64644 in stargz (nextFrame: 96758/129248): 32110, 64124
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 621, NextOffset: 735
     testutil.go:509: Offset: 480, NextOffset: 594
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 304, NextOffset: 321
-    testutil.go:509: Offset: 205, NextOffset: 222
-    testutil.go:509: Offset: 321, NextOffset: 454
-    testutil.go:509: Offset: 222, NextOffset: 332
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 735, NextOffset: 752
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 32114 64642 96774 129920 130375]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130415):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 594, NextOffset: 611
-    testutil.go:509: Offset: 752, NextOffset: 885
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32114/130415): 32110, 129908
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 611, NextOffset: 722
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [1] at 32114 in stargz (nextFrame: 64642/130415): 32524, 97794
-    zstdchunked_test.go:104:   [2] at 64642 in stargz (nextFrame: 96774/130415): 32128, 65266
-    zstdchunked_test.go:104:   [3] at 96774 in stargz (nextFrame: 129912/130415): 33142, 33134
-    zstdchunked_test.go:104:   [4] at 129912 in stargz (nextFrame: 129920/130415): 4, 451
-    zstdchunked_test.go:104:   [5] at 129920 in stargz (nextFrame: 130367/130415): -1, 443
-    zstdchunked_test.go:104:   [6] at 130367 in stargz (nextFrame: 130415/130415): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [3] at 96758 in stargz (nextFrame: 128772/129248): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128772 in stargz (nextFrame: 128780/129248): 4, 424
+    zstdchunked_test.go:104:   [5] at 128780 in stargz (nextFrame: 129200/129248): -1, 416
+    zstdchunked_test.go:104:   [6] at 129200 in stargz (nextFrame: 129248/129248): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32114,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64642,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32116,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64644,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64642,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96774,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64644,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96758,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 32114 64642 96774 128796 129251]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129291):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32114/129291): 32110, 128784
-    zstdchunked_test.go:104:   [1] at 32114 in stargz (nextFrame: 64642/129291): 32524, 96670
-    zstdchunked_test.go:104:   [2] at 64642 in stargz (nextFrame: 96774/129291): 32128, 64142
-    zstdchunked_test.go:104:   [3] at 96774 in stargz (nextFrame: 128788/129291): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128788 in stargz (nextFrame: 128796/129291): 4, 451
-    zstdchunked_test.go:104:   [5] at 128796 in stargz (nextFrame: 129243/129291): -1, 443
-    zstdchunked_test.go:104:   [6] at 129243 in stargz (nextFrame: 129291/129291): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32114,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64642,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64642,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96774,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 32114 64642 96774 129920 130375]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130415):
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":95,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":223,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":337,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":354,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":468,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":599,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":616,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":730,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":747,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":177,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":194,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":305,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":322,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":455,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":472,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":605,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":622,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":736,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":753,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":886,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":903,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty3 foo_empty5 foo_empty foo_empty2 foo3 foo4 foo_empty4 foo5 foo6] vs [foo_empty4 foo5 foo_empty3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3]
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo_empty5 foo foo2 foo_empty2 foo3 foo_empty3 foo5 foo6 foo_empty] vs [foo_empty foo2 foo_empty2 foo4 foo_empty4 .no.prefetch.landmark foo foo3 foo_empty3 foo5 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 468, NextOffset: 485
+    testutil.go:509: Offset: 605, NextOffset: 622
+    testutil.go:509: Offset: 485, NextOffset: 599
+    testutil.go:509: Offset: 622, NextOffset: 736
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 78, NextOffset: 95
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32114/130415): 32110, 129908
-    zstdchunked_test.go:104:   [1] at 32114 in stargz (nextFrame: 64642/130415): 32524, 97794
-    zstdchunked_test.go:104:   [2] at 64642 in stargz (nextFrame: 96774/130415): 32128, 65266
-    zstdchunked_test.go:104:   [3] at 96774 in stargz (nextFrame: 129912/130415): 33142, 33134
-    zstdchunked_test.go:104:   [4] at 129912 in stargz (nextFrame: 129920/130415): 4, 451
-    zstdchunked_test.go:104:   [5] at 129920 in stargz (nextFrame: 130367/130415): -1, 443
-    zstdchunked_test.go:104:   [6] at 130367 in stargz (nextFrame: 130415/130415): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32114,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64642,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64642,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96774,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 177, NextOffset: 194
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 95, NextOffset: 206
     testutil.go:509: Offset: 194, NextOffset: 305
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 206, NextOffset: 223
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 305, NextOffset: 322
     testutil.go:509: Offset: 223, NextOffset: 337
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 322, NextOffset: 455
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 337, NextOffset: 354
     testutil.go:509: Offset: 455, NextOffset: 472
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 32118 64646 96759 120941 121369]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 121409):
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 354, NextOffset: 468
     testutil.go:509: Offset: 472, NextOffset: 605
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 32114 64642 96774 128796 129251]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129291):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32114/129291): 32110, 128784
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32118/121409): 32114, 120929
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [1] at 32118 in stargz (nextFrame: 64646/121409): 32524, 88811
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 468, NextOffset: 485
-    testutil.go:509: Offset: 605, NextOffset: 622
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [1] at 32114 in stargz (nextFrame: 64642/129291): 32524, 96670
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 599, NextOffset: 616
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [2] at 64646 in stargz (nextFrame: 96759/121409): 32109, 56283
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 485, NextOffset: 599
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [2] at 64642 in stargz (nextFrame: 96774/129291): 32128, 64142
-    zstdchunked_test.go:104:   [3] at 96774 in stargz (nextFrame: 128788/129291): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128788 in stargz (nextFrame: 128796/129291): 4, 451
-    zstdchunked_test.go:104:   [5] at 128796 in stargz (nextFrame: 129243/129291): -1, 443
-    zstdchunked_test.go:104:   [6] at 129243 in stargz (nextFrame: 129291/129291): -1, -1
+    testutil.go:509: Offset: 736, NextOffset: 753
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [3] at 96759 in stargz (nextFrame: 120933/121409): 24178, 24170
+    zstdchunked_test.go:104:   [4] at 120933 in stargz (nextFrame: 120941/121409): 4, 424
+    zstdchunked_test.go:104:   [5] at 120941 in stargz (nextFrame: 121361/121409): -1, 416
+    zstdchunked_test.go:104:   [6] at 121361 in stargz (nextFrame: 121409/121409): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32114,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64642,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 616, NextOffset: 730
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32118,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64646,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64642,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96774,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64646,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96759,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 622, NextOffset: 736
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX
+    testutil.go:509: Offset: 753, NextOffset: 886
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 599, NextOffset: 616
-    testutil.go:509: Offset: 736, NextOffset: 753
-    testutil.go:509: Offset: 616, NextOffset: 730
-    testutil.go:509: Offset: 753, NextOffset: 886
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 730, NextOffset: 747
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 886, NextOffset: 903
     testutil.go:509: Offset: 747, NextOffset: 1261
     testutil.go:509: Offset: 903, NextOffset: 1479
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty4 foo5 foo_empty3 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2] vs [foo_empty2 foo3 foo4 foo_empty4 foo5 foo6 foo foo2 foo_empty3 foo_empty5 foo_empty]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 305, NextOffset: 322
-    testutil.go:509: Offset: 206, NextOffset: 223
-    testutil.go:509: Offset: 322, NextOffset: 455
-    testutil.go:509: Offset: 223, NextOffset: 337
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo3 foo_empty3 foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo4 foo_empty4] vs [foo3 foo_empty3 foo5 foo6 foo_empty foo4 foo_empty4 foo_empty5 foo foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 177, NextOffset: 194
+    testutil.go:509: Offset: 78, NextOffset: 95
+    testutil.go:509: Offset: 194, NextOffset: 305
+    testutil.go:509: Offset: 95, NextOffset: 206
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 455, NextOffset: 472
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 32113 64641 96772 129918 130370]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 130410):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 337, NextOffset: 354
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32113/130410): 32109, 129906
-    zstdchunked_test.go:104:   [1] at 32113 in stargz (nextFrame: 64641/130410): 32524, 97793
-    zstdchunked_test.go:104:   [2] at 64641 in stargz (nextFrame: 96772/130410): 32127, 65265
-    zstdchunked_test.go:104:   [3] at 96772 in stargz (nextFrame: 129910/130410): 33142, 33134
-    zstdchunked_test.go:104:   [4] at 129910 in stargz (nextFrame: 129918/130410): 4, 448
-    zstdchunked_test.go:104:   [5] at 129918 in stargz (nextFrame: 130362/130410): -1, 440
-    zstdchunked_test.go:104:   [6] at 130362 in stargz (nextFrame: 130410/130410): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32113,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64641,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64641,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96772,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 472, NextOffset: 605
     testutil.go:509: Offset: 354, NextOffset: 468
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 736, NextOffset: 753
     testutil.go:509: Offset: 599, NextOffset: 616
     testutil.go:509: Offset: 753, NextOffset: 886
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 616, NextOffset: 730
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 605, NextOffset: 622
-    testutil.go:509: Offset: 468, NextOffset: 485
-    testutil.go:509: Offset: 622, NextOffset: 736
-    testutil.go:509: Offset: 485, NextOffset: 599
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 886, NextOffset: 903
-    testutil.go:509: Offset: 730, NextOffset: 747
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 32113 64641 96772 128794 129246]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129286):
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 730, NextOffset: 747
     testutil.go:509: Offset: 903, NextOffset: 1479
     testutil.go:509: Offset: 747, NextOffset: 1261
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 177, NextOffset: 194
-    testutil.go:509: Offset: 78, NextOffset: 95
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32113/129286): 32109, 128782
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 305, NextOffset: 322
+    testutil.go:509: Offset: 206, NextOffset: 223
+    testutil.go:509: Offset: 322, NextOffset: 455
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 194, NextOffset: 305
-    testutil.go:509: Offset: 95, NextOffset: 206
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [1] at 32113 in stargz (nextFrame: 64641/129286): 32524, 96669
-    zstdchunked_test.go:104:   [2] at 64641 in stargz (nextFrame: 96772/129286): 32127, 64141
-    zstdchunked_test.go:104:   [3] at 96772 in stargz (nextFrame: 128786/129286): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128786 in stargz (nextFrame: 128794/129286): 4, 448
-    zstdchunked_test.go:104:   [5] at 128794 in stargz (nextFrame: 129238/129286): -1, 440
-    zstdchunked_test.go:104:   [6] at 129238 in stargz (nextFrame: 129286/129286): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32113,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64641,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64641,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96772,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+    testutil.go:509: Offset: 223, NextOffset: 337
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 605, NextOffset: 622
+    testutil.go:509: Offset: 468, NextOffset: 485
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 32118 64646 96759 128781 129209]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129249):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:509: Offset: 622, NextOffset: 736
+    testutil.go:509: Offset: 485, NextOffset: 599
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32118/129249): 32114, 128769
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [1] at 32118 in stargz (nextFrame: 64646/129249): 32524, 96651
+    zstdchunked_test.go:104:   [2] at 64646 in stargz (nextFrame: 96759/129249): 32109, 64123
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 32116 64644 96758 120937 121364]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 121404):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32116/121404): 32112, 120925
-    zstdchunked_test.go:104:   [1] at 32116 in stargz (nextFrame: 64644/121404): 32524, 88809
-    zstdchunked_test.go:104:   [2] at 64644 in stargz (nextFrame: 96758/121404): 32110, 56281
-    zstdchunked_test.go:104:   [3] at 96758 in stargz (nextFrame: 120929/121404): 24175, 24167
-    zstdchunked_test.go:104:   [4] at 120929 in stargz (nextFrame: 120937/121404): 4, 423
-    zstdchunked_test.go:104:   [5] at 120937 in stargz (nextFrame: 121356/121404): -1, 415
-    zstdchunked_test.go:104:   [6] at 121356 in stargz (nextFrame: 121404/121404): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [3] at 96759 in stargz (nextFrame: 128773/129249): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128773 in stargz (nextFrame: 128781/129249): 4, 424
+    zstdchunked_test.go:104:   [5] at 128781 in stargz (nextFrame: 129201/129249): -1, 416
+    zstdchunked_test.go:104:   [6] at 129201 in stargz (nextFrame: 129249/129249): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32116,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64644,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32118,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64646,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64644,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96758,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64646,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96759,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":95,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":223,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":336,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":469,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":454,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":737,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":754,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":887,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":904,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo4 foo_empty4 foo5 foo foo2 foo3 foo_empty3 foo_empty5 foo6] vs [foo foo_empty2 foo_empty3 foo5 .no.prefetch.landmark foo_empty foo2 foo3 foo4 foo_empty4 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty3 foo_empty4 foo_empty foo_empty2 foo4] vs [foo foo_empty foo2 foo3 foo5 .no.prefetch.landmark foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 469, NextOffset: 486
     testutil.go:509: Offset: 604, NextOffset: 621
     testutil.go:509: Offset: 486, NextOffset: 602
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 32112 64640 96759 120941 121372]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 121412):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 621, NextOffset: 737
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 602, NextOffset: 619
     testutil.go:509: Offset: 737, NextOffset: 754
     testutil.go:509: Offset: 619, NextOffset: 735
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/121412): 32108, 120929
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 754, NextOffset: 887
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/121412): 32524, 88817
+    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96759/121412): 32115, 56289
+    zstdchunked_test.go:104:   [3] at 96759 in stargz (nextFrame: 120933/121412): 24178, 24170
+    zstdchunked_test.go:104:   [4] at 120933 in stargz (nextFrame: 120941/121412): 4, 427
+    zstdchunked_test.go:104:   [5] at 120941 in stargz (nextFrame: 121364/121412): -1, 419
+    zstdchunked_test.go:104:   [6] at 121364 in stargz (nextFrame: 121412/121412): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96759,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 735, NextOffset: 752
+    testutil.go:509: Offset: 887, NextOffset: 904
+    testutil.go:509: Offset: 752, NextOffset: 1263
+    testutil.go:509: Offset: 904, NextOffset: 1485
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 78, NextOffset: 95
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 176, NextOffset: 193
     testutil.go:509: Offset: 95, NextOffset: 206
     testutil.go:509: Offset: 193, NextOffset: 304
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 206, NextOffset: 223
-    testutil.go:509: Offset: 304, NextOffset: 321
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 304, NextOffset: 321
     testutil.go:509: Offset: 223, NextOffset: 336
     testutil.go:509: Offset: 321, NextOffset: 454
     testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 336, NextOffset: 353
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 336, NextOffset: 353
     testutil.go:509: Offset: 454, NextOffset: 471
     testutil.go:509: Offset: 353, NextOffset: 469
     testutil.go:509: Offset: 471, NextOffset: 604
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 735, NextOffset: 752
-    testutil.go:509: Offset: 887, NextOffset: 904
-    testutil.go:509: Offset: 752, NextOffset: 1263
-    testutil.go:509: Offset: 904, NextOffset: 1485
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo5 .no.prefetch.landmark foo_empty foo2 foo3 foo4 foo_empty4 foo_empty5 foo6 foo] vs [foo foo2 foo3 foo_empty3 foo_empty5 foo6 foo_empty foo_empty2 foo4 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 304, NextOffset: 321
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 32116 64644 96758 128780 129207]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129247):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 206, NextOffset: 223
-    testutil.go:509: Offset: 321, NextOffset: 454
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32116/129247): 32112, 128768
-    zstdchunked_test.go:104:   [1] at 32116 in stargz (nextFrame: 64644/129247): 32524, 96652
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 223, NextOffset: 336
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [2] at 64644 in stargz (nextFrame: 96758/129247): 32110, 64124
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 454, NextOffset: 471
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [3] at 96758 in stargz (nextFrame: 128772/129247): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128772 in stargz (nextFrame: 128780/129247): 4, 423
-    zstdchunked_test.go:104:   [5] at 128780 in stargz (nextFrame: 129199/129247): -1, 415
-    zstdchunked_test.go:104:   [6] at 129199 in stargz (nextFrame: 129247/129247): -1, -1
-    testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 336, NextOffset: 353
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32116,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64644,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64644,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96758,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 471, NextOffset: 604
-    testutil.go:509: Offset: 353, NextOffset: 469
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo_empty foo2 foo3 foo5 .no.prefetch.landmark foo_empty2 foo_empty3 foo4 foo_empty4] vs [foo_empty4 foo_empty foo_empty2 foo4 foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 604, NextOffset: 621
     testutil.go:509: Offset: 469, NextOffset: 486
     testutil.go:509: Offset: 621, NextOffset: 737
     testutil.go:509: Offset: 486, NextOffset: 602
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 32112 64640 96759 128781 129212]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129252):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 887, NextOffset: 904
     testutil.go:509: Offset: 735, NextOffset: 752
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/129252): 32108, 128769
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 904, NextOffset: 1485
     testutil.go:509: Offset: 752, NextOffset: 1263
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 176, NextOffset: 193
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/129252): 32524, 96657
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 78, NextOffset: 95
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96759/129252): 32115, 64129
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 193, NextOffset: 304
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [3] at 96759 in stargz (nextFrame: 128773/129252): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128773 in stargz (nextFrame: 128781/129252): 4, 427
+    zstdchunked_test.go:104:   [5] at 128781 in stargz (nextFrame: 129204/129252): -1, 419
+    zstdchunked_test.go:104:   [6] at 129204 in stargz (nextFrame: 129252/129252): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96759,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 95, NextOffset: 206
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 304, NextOffset: 321
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 206, NextOffset: 223
+    testutil.go:509: Offset: 321, NextOffset: 454
+    testutil.go:509: Offset: 223, NextOffset: 336
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 454, NextOffset: 471
+    testutil.go:509: Offset: 336, NextOffset: 353
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 471, NextOffset: 604
+    testutil.go:509: Offset: 353, NextOffset: 469
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 737, NextOffset: 754
     testutil.go:509: Offset: 602, NextOffset: 619
     testutil.go:509: Offset: 754, NextOffset: 887
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 32116 64644 96758 120937 121364]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 121404):
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32116/121404): 32112, 120925
-    zstdchunked_test.go:104:   [1] at 32116 in stargz (nextFrame: 64644/121404): 32524, 88809
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [2] at 64644 in stargz (nextFrame: 96758/121404): 32110, 56281
-    zstdchunked_test.go:104:   [3] at 96758 in stargz (nextFrame: 120929/121404): 24175, 24167
-    zstdchunked_test.go:104:   [4] at 120929 in stargz (nextFrame: 120937/121404): 4, 423
-    zstdchunked_test.go:104:   [5] at 120937 in stargz (nextFrame: 121356/121404): -1, 415
-    zstdchunked_test.go:104:   [6] at 121356 in stargz (nextFrame: 121404/121404): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32116,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64644,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64644,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96758,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 619, NextOffset: 735
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 32116 64644 96758 128780 129207]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129247):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32116/129247): 32112, 128768
-    zstdchunked_test.go:104:   [1] at 32116 in stargz (nextFrame: 64644/129247): 32524, 96652
-    zstdchunked_test.go:104:   [2] at 64644 in stargz (nextFrame: 96758/129247): 32110, 64124
-    zstdchunked_test.go:104:   [3] at 96758 in stargz (nextFrame: 128772/129247): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128772 in stargz (nextFrame: 128780/129247): 4, 423
-    zstdchunked_test.go:104:   [5] at 128780 in stargz (nextFrame: 129199/129247): -1, 415
-    zstdchunked_test.go:104:   [6] at 129199 in stargz (nextFrame: 129247/129247): -1, -1
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 32112 64640 96759 120941 121372]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 121412):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/121412): 32108, 120929
+    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/121412): 32524, 88817
+    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96759/121412): 32115, 56289
+    zstdchunked_test.go:104:   [3] at 96759 in stargz (nextFrame: 120933/121412): 24178, 24170
+    zstdchunked_test.go:104:   [4] at 120933 in stargz (nextFrame: 120941/121412): 4, 427
+    zstdchunked_test.go:104:   [5] at 120941 in stargz (nextFrame: 121364/121412): -1, 419
+    zstdchunked_test.go:104:   [6] at 121364 in stargz (nextFrame: 121412/121412): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32116,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64644,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64644,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96758,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96759,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":96,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":228,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":342,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":473,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":195,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":310,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":327,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":460,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":627,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":741,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":758,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":891,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":908,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty5 foo6] vs [.no.prefetch.landmark foo3 foo4 foo_empty4 foo5 foo foo_empty foo2 foo_empty2 foo_empty3 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo5 foo2 foo_empty3 foo4 foo_empty4 foo_empty5 foo6] vs [foo foo2 foo_empty2 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo3 foo_empty3 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 211, NextOffset: 228
-    testutil.go:509: Offset: 310, NextOffset: 327
-    testutil.go:509: Offset: 228, NextOffset: 342
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 327, NextOffset: 460
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 342, NextOffset: 359
     testutil.go:509: Offset: 460, NextOffset: 477
     testutil.go:509: Offset: 359, NextOffset: 473
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 477, NextOffset: 610
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 473, NextOffset: 490
-    testutil.go:509: Offset: 610, NextOffset: 627
-    testutil.go:509: Offset: 490, NextOffset: 604
-    testutil.go:509: Offset: 627, NextOffset: 741
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 604, NextOffset: 621
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 741, NextOffset: 758
     testutil.go:509: Offset: 621, NextOffset: 735
     testutil.go:509: Offset: 758, NextOffset: 891
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 96
-    testutil.go:509: Offset: 178, NextOffset: 195
-    testutil.go:509: Offset: 96, NextOffset: 211
-    testutil.go:509: Offset: 195, NextOffset: 310
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 32118 64646 96759 120938 121365]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 121405):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32118/121405): 32114, 120926
-    zstdchunked_test.go:104:   [1] at 32118 in stargz (nextFrame: 64646/121405): 32524, 88808
-    zstdchunked_test.go:104:   [2] at 64646 in stargz (nextFrame: 96759/121405): 32109, 56280
-    zstdchunked_test.go:104:   [3] at 96759 in stargz (nextFrame: 120930/121405): 24175, 24167
-    zstdchunked_test.go:104:   [4] at 120930 in stargz (nextFrame: 120938/121405): 4, 423
-    zstdchunked_test.go:104:   [5] at 120938 in stargz (nextFrame: 121357/121405): -1, 415
-    zstdchunked_test.go:104:   [6] at 121357 in stargz (nextFrame: 121405/121405): -1, -1
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 211, NextOffset: 228
+    testutil.go:509: Offset: 310, NextOffset: 327
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 32112 64640 96759 128781 129212]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129252):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 228, NextOffset: 342
+    testutil.go:509: Offset: 327, NextOffset: 460
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/129252): 32108, 128769
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 473, NextOffset: 490
+    testutil.go:509: Offset: 610, NextOffset: 627
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/129252): 32524, 96657
+    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96759/129252): 32115, 64129
+    zstdchunked_test.go:104:   [3] at 96759 in stargz (nextFrame: 128773/129252): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128773 in stargz (nextFrame: 128781/129252): 4, 427
+    zstdchunked_test.go:104:   [5] at 128781 in stargz (nextFrame: 129204/129252): -1, 419
+    zstdchunked_test.go:104:   [6] at 129204 in stargz (nextFrame: 129252/129252): -1, -1
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 490, NextOffset: 604
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32118,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64646,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64646,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96759,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96759,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 627, NextOffset: 741
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 735, NextOffset: 752
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 891, NextOffset: 908
     testutil.go:509: Offset: 752, NextOffset: 1267
     testutil.go:509: Offset: 908, NextOffset: 1485
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 96
+    testutil.go:509: Offset: 178, NextOffset: 195
+    testutil.go:509: Offset: 96, NextOffset: 211
+    testutil.go:509: Offset: 195, NextOffset: 310
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo3 foo4 foo_empty4 foo5 foo foo_empty foo2 foo_empty2] vs [foo4 foo_empty4 foo5 foo foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3]
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo3 foo_empty3 foo5 foo_empty5] vs [foo5 foo2 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 310, NextOffset: 327
+    testutil.go:509: Offset: 211, NextOffset: 228
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 327, NextOffset: 460
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 228, NextOffset: 342
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 610, NextOffset: 627
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 473, NextOffset: 490
+    testutil.go:509: Offset: 627, NextOffset: 741
+    testutil.go:509: Offset: 490, NextOffset: 604
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 891, NextOffset: 908
     testutil.go:509: Offset: 735, NextOffset: 752
     testutil.go:509: Offset: 908, NextOffset: 1485
     testutil.go:509: Offset: 752, NextOffset: 1267
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 460, NextOffset: 477
     testutil.go:509: Offset: 342, NextOffset: 359
     testutil.go:509: Offset: 477, NextOffset: 610
     testutil.go:509: Offset: 359, NextOffset: 473
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 610, NextOffset: 627
-    testutil.go:509: Offset: 473, NextOffset: 490
-    testutil.go:509: Offset: 627, NextOffset: 741
-    testutil.go:509: Offset: 490, NextOffset: 604
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 32110 64638 96757 120939 121370]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 121410):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32110/121410): 32106, 120927
+    zstdchunked_test.go:104:   [1] at 32110 in stargz (nextFrame: 64638/121410): 32524, 88817
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 741, NextOffset: 758
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [2] at 64638 in stargz (nextFrame: 96757/121410): 32115, 56289
+    zstdchunked_test.go:104:   [3] at 96757 in stargz (nextFrame: 120931/121410): 24178, 24170
+    zstdchunked_test.go:104:   [4] at 120931 in stargz (nextFrame: 120939/121410): 4, 427
+    zstdchunked_test.go:104:   [5] at 120939 in stargz (nextFrame: 121362/121410): -1, 419
+    zstdchunked_test.go:104:   [6] at 121362 in stargz (nextFrame: 121410/121410): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32110,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64638,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64638,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96757,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 604, NextOffset: 621
     testutil.go:509: Offset: 758, NextOffset: 891
     testutil.go:509: Offset: 621, NextOffset: 735
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 178, NextOffset: 195
-    testutil.go:509: Offset: 79, NextOffset: 96
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 79, NextOffset: 96
     testutil.go:509: Offset: 195, NextOffset: 310
     testutil.go:509: Offset: 96, NextOffset: 211
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 310, NextOffset: 327
-    testutil.go:509: Offset: 211, NextOffset: 228
-    testutil.go:509: Offset: 327, NextOffset: 460
-    testutil.go:509: Offset: 228, NextOffset: 342
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 32118 64646 96759 128781 129208]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129248):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32118/129248): 32114, 128769
-    zstdchunked_test.go:104:   [1] at 32118 in stargz (nextFrame: 64646/129248): 32524, 96651
-    zstdchunked_test.go:104:   [2] at 64646 in stargz (nextFrame: 96759/129248): 32109, 64123
-    zstdchunked_test.go:104:   [3] at 96759 in stargz (nextFrame: 128773/129248): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128773 in stargz (nextFrame: 128781/129248): 4, 423
-    zstdchunked_test.go:104:   [5] at 128781 in stargz (nextFrame: 129200/129248): -1, 415
-    zstdchunked_test.go:104:   [6] at 129200 in stargz (nextFrame: 129248/129248): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 32110 64638 96757 128779 129210]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129250):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32110/129250): 32106, 128767
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [1] at 32110 in stargz (nextFrame: 64638/129250): 32524, 96657
+    zstdchunked_test.go:104:   [2] at 64638 in stargz (nextFrame: 96757/129250): 32115, 64129
+    zstdchunked_test.go:104:   [3] at 96757 in stargz (nextFrame: 128771/129250): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128771 in stargz (nextFrame: 128779/129250): 4, 427
+    zstdchunked_test.go:104:   [5] at 128779 in stargz (nextFrame: 129202/129250): -1, 419
+    zstdchunked_test.go:104:   [6] at 129202 in stargz (nextFrame: 129250/129250): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32118,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64646,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32110,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64638,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64646,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96759,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64638,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96757,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":82,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":212,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":229,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":339,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":466,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":593,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":719,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":736,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":196,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":309,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":326,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":458,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":607,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":624,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":734,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":751,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":883,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":900,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4] vs [foo3 foo_empty3 foo_empty5 foo foo_empty foo2 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty2]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo_empty foo_empty2] vs [.no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty foo_empty5 foo6]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 212, NextOffset: 229
     testutil.go:509: Offset: 309, NextOffset: 326
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 229, NextOffset: 339
     testutil.go:509: Offset: 326, NextOffset: 458
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 339, NextOffset: 356
     testutil.go:509: Offset: 458, NextOffset: 475
@@ -222546,689 +223771,614 @@
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 466, NextOffset: 483
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 32112 64640 96759 120938 121367]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 121407):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 607, NextOffset: 624
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/121407): 32108, 120926
-    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/121407): 32524, 88814
-    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96759/121407): 32115, 56286
-    zstdchunked_test.go:104:   [3] at 96759 in stargz (nextFrame: 120930/121407): 24175, 24167
-    zstdchunked_test.go:104:   [4] at 120930 in stargz (nextFrame: 120938/121407): 4, 425
-    zstdchunked_test.go:104:   [5] at 120938 in stargz (nextFrame: 121359/121407): -1, 417
-    zstdchunked_test.go:104:   [6] at 121359 in stargz (nextFrame: 121407/121407): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96759,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 483, NextOffset: 593
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 624, NextOffset: 734
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 593, NextOffset: 610
     testutil.go:509: Offset: 734, NextOffset: 751
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 610, NextOffset: 719
     testutil.go:509: Offset: 751, NextOffset: 883
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 719, NextOffset: 736
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 883, NextOffset: 900
     testutil.go:509: Offset: 736, NextOffset: 1245
     testutil.go:509: Offset: 900, NextOffset: 1476
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 82, NextOffset: 99
     testutil.go:509: Offset: 179, NextOffset: 196
     testutil.go:509: Offset: 99, NextOffset: 212
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 32109 64637 96754 120936 121365]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 121405):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 196, NextOffset: 309
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo_empty5 foo foo_empty foo2 foo4] vs [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 734, NextOffset: 751
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 32112 64640 96759 128781 129210]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129250):
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty foo_empty5 foo6] vs [foo_empty5 foo6 foo_empty foo_empty2 foo_empty4 foo foo2 foo3 foo_empty3 foo4 foo5]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 883, NextOffset: 900
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32109/121405): 32105, 120924
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 593, NextOffset: 610
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/129250): 32108, 128769
-    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/129250): 32524, 96657
+    testutil.go:509: Offset: 719, NextOffset: 736
+    testutil.go:509: Offset: 900, NextOffset: 1476
+    testutil.go:509: Offset: 736, NextOffset: 1245
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 309, NextOffset: 326
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [1] at 32109 in stargz (nextFrame: 64637/121405): 32524, 88815
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 751, NextOffset: 883
-    testutil.go:509: Offset: 610, NextOffset: 719
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96759/129250): 32115, 64129
-    zstdchunked_test.go:104:   [3] at 96759 in stargz (nextFrame: 128773/129250): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128773 in stargz (nextFrame: 128781/129250): 4, 425
-    zstdchunked_test.go:104:   [5] at 128781 in stargz (nextFrame: 129202/129250): -1, 417
-    zstdchunked_test.go:104:   [6] at 129202 in stargz (nextFrame: 129250/129250): -1, -1
+    testutil.go:509: Offset: 212, NextOffset: 229
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [2] at 64637 in stargz (nextFrame: 96754/121405): 32113, 56287
+    zstdchunked_test.go:104:   [3] at 96754 in stargz (nextFrame: 120928/121405): 24178, 24170
+    zstdchunked_test.go:104:   [4] at 120928 in stargz (nextFrame: 120936/121405): 4, 425
+    zstdchunked_test.go:104:   [5] at 120936 in stargz (nextFrame: 121357/121405): -1, 417
+    zstdchunked_test.go:104:   [6] at 121357 in stargz (nextFrame: 121405/121405): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 883, NextOffset: 900
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32109,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64637,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96759,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 719, NextOffset: 736
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64637,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96754,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 900, NextOffset: 1476
-    testutil.go:509: Offset: 736, NextOffset: 1245
+    testutil.go:509: Offset: 326, NextOffset: 458
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 229, NextOffset: 339
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 458, NextOffset: 475
     testutil.go:509: Offset: 339, NextOffset: 356
     testutil.go:509: Offset: 475, NextOffset: 607
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 356, NextOffset: 466
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 607, NextOffset: 624
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 466, NextOffset: 483
+    testutil.go:509: Offset: 624, NextOffset: 734
+    testutil.go:509: Offset: 483, NextOffset: 593
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 734, NextOffset: 751
+    testutil.go:509: Offset: 593, NextOffset: 610
+    testutil.go:509: Offset: 751, NextOffset: 883
+    testutil.go:509: Offset: 610, NextOffset: 719
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 196
     testutil.go:509: Offset: 82, NextOffset: 99
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 196, NextOffset: 309
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 32109 64637 96754 128776 129205]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129245):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32109/129245): 32105, 128764
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 99, NextOffset: 212
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [1] at 32109 in stargz (nextFrame: 64637/129245): 32524, 96655
+    zstdchunked_test.go:104:   [2] at 64637 in stargz (nextFrame: 96754/129245): 32113, 64127
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 309, NextOffset: 326
-    testutil.go:509: Offset: 212, NextOffset: 229
-    testutil.go:509: Offset: 326, NextOffset: 458
-    testutil.go:509: Offset: 229, NextOffset: 339
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 607, NextOffset: 624
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 32112 64640 96759 120938 121367]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 121407):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 466, NextOffset: 483
-    testutil.go:509: Offset: 624, NextOffset: 734
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/121407): 32108, 120926
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 483, NextOffset: 593
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/121407): 32524, 88814
-    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96759/121407): 32115, 56286
-    zstdchunked_test.go:104:   [3] at 96759 in stargz (nextFrame: 120930/121407): 24175, 24167
-    zstdchunked_test.go:104:   [4] at 120930 in stargz (nextFrame: 120938/121407): 4, 425
-    zstdchunked_test.go:104:   [5] at 120938 in stargz (nextFrame: 121359/121407): -1, 417
-    zstdchunked_test.go:104:   [6] at 121359 in stargz (nextFrame: 121407/121407): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [3] at 96754 in stargz (nextFrame: 128768/129245): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128768 in stargz (nextFrame: 128776/129245): 4, 425
+    zstdchunked_test.go:104:   [5] at 128776 in stargz (nextFrame: 129197/129245): -1, 417
+    zstdchunked_test.go:104:   [6] at 129197 in stargz (nextFrame: 129245/129245): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32109,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64637,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96759,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64637,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96754,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 32112 64640 96759 128781 129210]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129250):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/129250): 32108, 128769
-    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/129250): 32524, 96657
-    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96759/129250): 32115, 64129
-    zstdchunked_test.go:104:   [3] at 96759 in stargz (nextFrame: 128773/129250): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128773 in stargz (nextFrame: 128781/129250): 4, 425
-    zstdchunked_test.go:104:   [5] at 128781 in stargz (nextFrame: 129202/129250): -1, 417
-    zstdchunked_test.go:104:   [6] at 129202 in stargz (nextFrame: 129250/129250): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96759,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 32109 64637 96754 120936 121365]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 121405):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":77,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":94,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":221,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":335,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":466,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":611,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":725,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":742,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":181,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":198,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":308,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":325,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":457,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":606,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":623,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":734,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":751,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":883,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":900,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo6 foo_empty foo2 foo3 foo_empty4 foo5 foo_empty5 foo] vs [foo_empty5 .no.prefetch.landmark foo foo3 foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo6 foo foo_empty foo4 foo5 foo_empty5 foo2 foo_empty2] vs [foo foo_empty3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 466, NextOffset: 483
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32109/121405): 32105, 120924
+    zstdchunked_test.go:104:   [1] at 32109 in stargz (nextFrame: 64637/121405): 32524, 88815
+    zstdchunked_test.go:104:   [2] at 64637 in stargz (nextFrame: 96754/121405): 32113, 56287
+    zstdchunked_test.go:104:   [3] at 96754 in stargz (nextFrame: 120928/121405): 24178, 24170
+    zstdchunked_test.go:104:   [4] at 120928 in stargz (nextFrame: 120936/121405): 4, 425
+    zstdchunked_test.go:104:   [5] at 120936 in stargz (nextFrame: 121357/121405): -1, 417
+    zstdchunked_test.go:104:   [6] at 121357 in stargz (nextFrame: 121405/121405): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32109,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64637,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 606, NextOffset: 623
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64637,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96754,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 483, NextOffset: 594
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 623, NextOffset: 734
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 594, NextOffset: 611
+    testutil.go:509: Offset: 734, NextOffset: 751
+    testutil.go:509: Offset: 611, NextOffset: 725
+    testutil.go:509: Offset: 751, NextOffset: 883
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 204, NextOffset: 221
     testutil.go:509: Offset: 308, NextOffset: 325
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 221, NextOffset: 335
     testutil.go:509: Offset: 325, NextOffset: 457
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 335, NextOffset: 352
     testutil.go:509: Offset: 457, NextOffset: 474
     testutil.go:509: Offset: 352, NextOffset: 466
-    testutil.go:509: Offset: 474, NextOffset: 606
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 32110 64638 96757 120936 121365]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 121405):
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 474, NextOffset: 606
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 594, NextOffset: 611
-    testutil.go:509: Offset: 734, NextOffset: 751
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32110/121405): 32106, 120924
-    zstdchunked_test.go:104:   [1] at 32110 in stargz (nextFrame: 64638/121405): 32524, 88814
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 611, NextOffset: 725
-    testutil.go:509: Offset: 751, NextOffset: 883
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [2] at 64638 in stargz (nextFrame: 96757/121405): 32115, 56286
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 725, NextOffset: 742
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 883, NextOffset: 900
+    testutil.go:509: Offset: 742, NextOffset: 1257
+    testutil.go:509: Offset: 900, NextOffset: 1480
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 77, NextOffset: 94
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [3] at 96757 in stargz (nextFrame: 120928/121405): 24175, 24167
-    zstdchunked_test.go:104:   [4] at 120928 in stargz (nextFrame: 120936/121405): 4, 425
-    zstdchunked_test.go:104:   [5] at 120936 in stargz (nextFrame: 121357/121405): -1, 417
-    zstdchunked_test.go:104:   [6] at 121357 in stargz (nextFrame: 121405/121405): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32110,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64638,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64638,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96757,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 181, NextOffset: 198
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 94, NextOffset: 204
     testutil.go:509: Offset: 198, NextOffset: 308
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 466, NextOffset: 483
-    testutil.go:509: Offset: 606, NextOffset: 623
-    testutil.go:509: Offset: 483, NextOffset: 594
-    testutil.go:509: Offset: 623, NextOffset: 734
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 725, NextOffset: 742
-    testutil.go:509: Offset: 883, NextOffset: 900
-    testutil.go:509: Offset: 742, NextOffset: 1257
-    testutil.go:509: Offset: 900, NextOffset: 1480
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo_empty foo2 foo_empty2 foo_empty3 foo_empty5 .no.prefetch.landmark foo foo3 foo4 foo_empty4 foo5] vs [foo_empty5 foo foo_empty2 foo_empty3 foo4 foo6 foo_empty foo2 foo3 foo_empty4 foo5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 308, NextOffset: 325
-    testutil.go:509: Offset: 204, NextOffset: 221
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo5 foo foo_empty3 foo4 foo_empty4 foo_empty5 foo6] vs [foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo6 foo foo_empty foo4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 457, NextOffset: 474
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 32109 64637 96754 128776 129205]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129245):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32109/129245): 32105, 128764
+    zstdchunked_test.go:104:   [1] at 32109 in stargz (nextFrame: 64637/129245): 32524, 96655
+    zstdchunked_test.go:104:   [2] at 64637 in stargz (nextFrame: 96754/129245): 32113, 64127
+    zstdchunked_test.go:104:   [3] at 96754 in stargz (nextFrame: 128768/129245): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128768 in stargz (nextFrame: 128776/129245): 4, 425
+    zstdchunked_test.go:104:   [5] at 128776 in stargz (nextFrame: 129197/129245): -1, 417
+    zstdchunked_test.go:104:   [6] at 129197 in stargz (nextFrame: 129245/129245): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32109,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64637,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64637,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96754,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 325, NextOffset: 457
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
+    testutil.go:509: Offset: 335, NextOffset: 352
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 221, NextOffset: 335
-=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:509: Offset: 474, NextOffset: 606
+    testutil.go:509: Offset: 352, NextOffset: 466
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 734, NextOffset: 751
+    testutil.go:509: Offset: 594, NextOffset: 611
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 751, NextOffset: 883
+    testutil.go:509: Offset: 611, NextOffset: 725
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 181, NextOffset: 198
     testutil.go:509: Offset: 77, NextOffset: 94
     testutil.go:509: Offset: 198, NextOffset: 308
-    testutil.go:509: Offset: 94, NextOffset: 204
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 457, NextOffset: 474
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 335, NextOffset: 352
-    testutil.go:509: Offset: 474, NextOffset: 606
-    testutil.go:509: Offset: 352, NextOffset: 466
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 32110 64638 96757 128779 129208]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129248):
+    testutil.go:509: Offset: 94, NextOffset: 204
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 606, NextOffset: 623
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32110/129248): 32106, 128767
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 466, NextOffset: 483
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [1] at 32110 in stargz (nextFrame: 64638/129248): 32524, 96657
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 623, NextOffset: 734
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [2] at 64638 in stargz (nextFrame: 96757/129248): 32115, 64129
-    zstdchunked_test.go:104:   [3] at 96757 in stargz (nextFrame: 128771/129248): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128771 in stargz (nextFrame: 128779/129248): 4, 425
-    zstdchunked_test.go:104:   [5] at 128779 in stargz (nextFrame: 129200/129248): -1, 417
-    zstdchunked_test.go:104:   [6] at 129200 in stargz (nextFrame: 129248/129248): -1, -1
-    testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 483, NextOffset: 594
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32110,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64638,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64638,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96757,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 734, NextOffset: 751
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 594, NextOffset: 611
-    testutil.go:509: Offset: 751, NextOffset: 883
-    testutil.go:509: Offset: 611, NextOffset: 725
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 883, NextOffset: 900
     testutil.go:509: Offset: 725, NextOffset: 742
     testutil.go:509: Offset: 900, NextOffset: 1480
     testutil.go:509: Offset: 742, NextOffset: 1257
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 32109 64637 96754 120933 121360]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 121400):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32109/121400): 32105, 120921
-    zstdchunked_test.go:104:   [1] at 32109 in stargz (nextFrame: 64637/121400): 32524, 88812
-    zstdchunked_test.go:104:   [2] at 64637 in stargz (nextFrame: 96754/121400): 32113, 56284
-    zstdchunked_test.go:104:   [3] at 96754 in stargz (nextFrame: 120925/121400): 24175, 24167
-    zstdchunked_test.go:104:   [4] at 120925 in stargz (nextFrame: 120933/121400): 4, 423
-    zstdchunked_test.go:104:   [5] at 120933 in stargz (nextFrame: 121352/121400): -1, 415
-    zstdchunked_test.go:104:   [6] at 121352 in stargz (nextFrame: 121400/121400): -1, -1
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 308, NextOffset: 325
+    testutil.go:509: Offset: 204, NextOffset: 221
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 32109 64637 96756 120938 121367]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 121407):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 325, NextOffset: 457
+    testutil.go:509: Offset: 221, NextOffset: 335
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32109/121407): 32105, 120926
+    zstdchunked_test.go:104:   [1] at 32109 in stargz (nextFrame: 64637/121407): 32524, 88817
+    zstdchunked_test.go:104:   [2] at 64637 in stargz (nextFrame: 96756/121407): 32115, 56289
+    zstdchunked_test.go:104:   [3] at 96756 in stargz (nextFrame: 120930/121407): 24178, 24170
+    zstdchunked_test.go:104:   [4] at 120930 in stargz (nextFrame: 120938/121407): 4, 425
+    zstdchunked_test.go:104:   [5] at 120938 in stargz (nextFrame: 121359/121407): -1, 417
+    zstdchunked_test.go:104:   [6] at 121359 in stargz (nextFrame: 121407/121407): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32109,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32109,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64637,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64637,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96754,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64637,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96756,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
     testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":210,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":227,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":342,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":474,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":491,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":606,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":623,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":755,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":199,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":308,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":325,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":457,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":606,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":623,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":755,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":887,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":904,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo foo_empty3 foo_empty4 foo_empty5 foo6] vs [foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty3 foo4 foo_empty4 foo_empty2 foo3 foo5]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty2 foo4 foo5] vs [foo_empty2 foo3 foo4 foo5 foo6 .no.prefetch.landmark foo foo2 foo_empty3 foo_empty4 foo_empty5 foo_empty]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 342, NextOffset: 359
+    testutil.go:509: Offset: 457, NextOffset: 474
+    testutil.go:509: Offset: 359, NextOffset: 474
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 32109 64637 96756 128778 129207]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129247):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32109/129247): 32105, 128766
+    zstdchunked_test.go:104:   [1] at 32109 in stargz (nextFrame: 64637/129247): 32524, 96657
+    zstdchunked_test.go:104:   [2] at 64637 in stargz (nextFrame: 96756/129247): 32115, 64129
+    zstdchunked_test.go:104:   [3] at 96756 in stargz (nextFrame: 128770/129247): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128770 in stargz (nextFrame: 128778/129247): 4, 425
+    zstdchunked_test.go:104:   [5] at 128778 in stargz (nextFrame: 129199/129247): -1, 417
+    zstdchunked_test.go:104:   [6] at 129199 in stargz (nextFrame: 129247/129247): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32109,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64637,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64637,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96756,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 474, NextOffset: 606
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 738, NextOffset: 755
     testutil.go:509: Offset: 887, NextOffset: 904
     testutil.go:509: Offset: 755, NextOffset: 1265
     testutil.go:509: Offset: 904, NextOffset: 1485
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 210, NextOffset: 227
-    testutil.go:509: Offset: 308, NextOffset: 325
-    testutil.go:509: Offset: 227, NextOffset: 342
-    testutil.go:509: Offset: 325, NextOffset: 457
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 342, NextOffset: 359
-    testutil.go:509: Offset: 457, NextOffset: 474
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 101
+    testutil.go:509: Offset: 182, NextOffset: 199
+    testutil.go:509: Offset: 101, NextOffset: 210
+    testutil.go:509: Offset: 199, NextOffset: 308
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 359, NextOffset: 474
-    testutil.go:509: Offset: 474, NextOffset: 606
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 474, NextOffset: 491
     testutil.go:509: Offset: 606, NextOffset: 623
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 491, NextOffset: 606
     testutil.go:509: Offset: 623, NextOffset: 738
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 606, NextOffset: 623
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 32109 64637 96754 128776 129203]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129243):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 738, NextOffset: 755
     testutil.go:509: Offset: 623, NextOffset: 738
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32109/129243): 32105, 128764
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 755, NextOffset: 887
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [1] at 32109 in stargz (nextFrame: 64637/129243): 32524, 96655
-    zstdchunked_test.go:104:   [2] at 64637 in stargz (nextFrame: 96754/129243): 32113, 64127
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 101
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [3] at 96754 in stargz (nextFrame: 128768/129243): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128768 in stargz (nextFrame: 128776/129243): 4, 423
-    zstdchunked_test.go:104:   [5] at 128776 in stargz (nextFrame: 129195/129243): -1, 415
-    zstdchunked_test.go:104:   [6] at 129195 in stargz (nextFrame: 129243/129243): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32109,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64637,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64637,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96754,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 32112 64640 96761 120943 121375]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 121415):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 182, NextOffset: 199
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 210, NextOffset: 227
+    testutil.go:509: Offset: 308, NextOffset: 325
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/121415): 32108, 120931
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 101, NextOffset: 210
-    testutil.go:509: Offset: 199, NextOffset: 308
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 227, NextOffset: 342
+    testutil.go:509: Offset: 325, NextOffset: 457
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty3 foo4 foo_empty4 foo_empty2] vs [foo_empty4 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo foo_empty3]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo4 foo5 foo6 .no.prefetch.landmark foo foo2 foo_empty3 foo_empty4 foo_empty5] vs [foo_empty4 foo_empty5 foo6 foo foo_empty2 foo4 foo5 foo_empty foo2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 457, NextOffset: 474
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/121415): 32524, 88819
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 342, NextOffset: 359
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96761/121415): 32117, 56291
+    zstdchunked_test.go:104:   [3] at 96761 in stargz (nextFrame: 120935/121415): 24178, 24170
+    zstdchunked_test.go:104:   [4] at 120935 in stargz (nextFrame: 120943/121415): 4, 428
+    zstdchunked_test.go:104:   [5] at 120943 in stargz (nextFrame: 121367/121415): -1, 420
+    zstdchunked_test.go:104:   [6] at 121367 in stargz (nextFrame: 121415/121415): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 474, NextOffset: 606
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96761,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 359, NextOffset: 474
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 606, NextOffset: 623
+    testutil.go:509: Offset: 474, NextOffset: 491
+    testutil.go:509: Offset: 623, NextOffset: 738
+    testutil.go:509: Offset: 491, NextOffset: 606
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 738, NextOffset: 755
     testutil.go:509: Offset: 606, NextOffset: 623
     testutil.go:509: Offset: 755, NextOffset: 887
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 623, NextOffset: 738
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 887, NextOffset: 904
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 738, NextOffset: 755
     testutil.go:509: Offset: 904, NextOffset: 1485
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 755, NextOffset: 1265
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 182, NextOffset: 199
     testutil.go:509: Offset: 84, NextOffset: 101
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 199, NextOffset: 308
     testutil.go:509: Offset: 101, NextOffset: 210
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 308, NextOffset: 325
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 210, NextOffset: 227
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 32109 64637 96754 120933 121360]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 121400):
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32109/121400): 32105, 120921
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [1] at 32109 in stargz (nextFrame: 64637/121400): 32524, 88812
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 325, NextOffset: 457
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [2] at 64637 in stargz (nextFrame: 96754/121400): 32113, 56284
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 227, NextOffset: 342
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [3] at 96754 in stargz (nextFrame: 120925/121400): 24175, 24167
-    zstdchunked_test.go:104:   [4] at 120925 in stargz (nextFrame: 120933/121400): 4, 423
-    zstdchunked_test.go:104:   [5] at 120933 in stargz (nextFrame: 121352/121400): -1, 415
-    zstdchunked_test.go:104:   [6] at 121352 in stargz (nextFrame: 121400/121400): -1, -1
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 32112 64640 96761 128783 129215]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129255):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/129255): 32108, 128771
+    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/129255): 32524, 96659
+    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96761/129255): 32117, 64131
+    zstdchunked_test.go:104:   [3] at 96761 in stargz (nextFrame: 128775/129255): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128775 in stargz (nextFrame: 128783/129255): 4, 428
+    zstdchunked_test.go:104:   [5] at 128783 in stargz (nextFrame: 129207/129255): -1, 420
+    zstdchunked_test.go:104:   [6] at 129207 in stargz (nextFrame: 129255/129255): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32109,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64637,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64637,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96754,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96761,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 606, NextOffset: 623
-    testutil.go:509: Offset: 474, NextOffset: 491
-    testutil.go:509: Offset: 623, NextOffset: 738
-    testutil.go:509: Offset: 491, NextOffset: 606
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 32109 64637 96754 128776 129203]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129243):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":97,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":225,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":338,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":468,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":598,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":615,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":728,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":745,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":453,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":470,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":732,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":749,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":881,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":898,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo_empty2 foo3 foo_empty4 foo6 foo foo_empty foo2 foo_empty3 foo4 foo5] vs [foo_empty4 foo_empty5 foo6 foo foo_empty2 foo4 foo5 .no.prefetch.landmark foo_empty foo2 foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 80, NextOffset: 97
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32109/129243): 32105, 128764
-    zstdchunked_test.go:104:   [1] at 32109 in stargz (nextFrame: 64637/129243): 32524, 96655
-    zstdchunked_test.go:104:   [2] at 64637 in stargz (nextFrame: 96754/129243): 32113, 64127
-    zstdchunked_test.go:104:   [3] at 96754 in stargz (nextFrame: 128768/129243): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128768 in stargz (nextFrame: 128776/129243): 4, 423
-    zstdchunked_test.go:104:   [5] at 128776 in stargz (nextFrame: 129195/129243): -1, 415
-    zstdchunked_test.go:104:   [6] at 129195 in stargz (nextFrame: 129243/129243): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32109,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64637,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64637,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96754,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 176, NextOffset: 193
-    testutil.go:509: Offset: 97, NextOffset: 208
-    testutil.go:509: Offset: 193, NextOffset: 304
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 208, NextOffset: 225
-    testutil.go:509: Offset: 304, NextOffset: 321
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 225, NextOffset: 338
-    testutil.go:509: Offset: 321, NextOffset: 453
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo4 foo_empty4 foo foo_empty foo_empty3 foo5 foo_empty5 foo6 foo2] vs [foo foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo4 foo_empty4 foo6]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 468, NextOffset: 485
     testutil.go:509: Offset: 602, NextOffset: 619
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 485, NextOffset: 598
     testutil.go:509: Offset: 619, NextOffset: 732
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 80, NextOffset: 97
+    testutil.go:509: Offset: 176, NextOffset: 193
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 97, NextOffset: 208
+    testutil.go:509: Offset: 193, NextOffset: 304
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 598, NextOffset: 615
     testutil.go:509: Offset: 732, NextOffset: 749
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 615, NextOffset: 728
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 749, NextOffset: 881
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 338, NextOffset: 355
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 453, NextOffset: 470
-    testutil.go:509: Offset: 355, NextOffset: 468
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 470, NextOffset: 602
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 728, NextOffset: 745
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 32112 64640 96761 120943 121375]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 121415):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 881, NextOffset: 898
     testutil.go:509: Offset: 745, NextOffset: 1256
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/121415): 32108, 120931
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 898, NextOffset: 1479
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo foo_empty2 foo4 foo5 .no.prefetch.landmark] vs [foo_empty foo2 foo_empty3 foo4 foo5 foo_empty5 foo_empty2 foo3 foo_empty4 foo6 foo]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 881, NextOffset: 898
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 32109 64637 96756 120935 121362]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 121402):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32109/121402): 32105, 120923
-    zstdchunked_test.go:104:   [1] at 32109 in stargz (nextFrame: 64637/121402): 32524, 88814
-    zstdchunked_test.go:104:   [2] at 64637 in stargz (nextFrame: 96756/121402): 32115, 56286
-    zstdchunked_test.go:104:   [3] at 96756 in stargz (nextFrame: 120927/121402): 24175, 24167
-    zstdchunked_test.go:104:   [4] at 120927 in stargz (nextFrame: 120935/121402): 4, 423
-    zstdchunked_test.go:104:   [5] at 120935 in stargz (nextFrame: 121354/121402): -1, 415
-    zstdchunked_test.go:104:   [6] at 121354 in stargz (nextFrame: 121402/121402): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/121415): 32524, 88819
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 208, NextOffset: 225
+    testutil.go:509: Offset: 304, NextOffset: 321
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96761/121415): 32117, 56291
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 225, NextOffset: 338
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [3] at 96761 in stargz (nextFrame: 120935/121415): 24178, 24170
+    zstdchunked_test.go:104:   [4] at 120935 in stargz (nextFrame: 120943/121415): 4, 428
+    zstdchunked_test.go:104:   [5] at 120943 in stargz (nextFrame: 121367/121415): -1, 420
+    zstdchunked_test.go:104:   [6] at 121367 in stargz (nextFrame: 121415/121415): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32109,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64637,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64637,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96756,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96761,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 321, NextOffset: 453
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 338, NextOffset: 355
+    testutil.go:509: Offset: 453, NextOffset: 470
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 355, NextOffset: 468
+    testutil.go:509: Offset: 470, NextOffset: 602
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo4 foo_empty4 foo6 foo foo_empty foo2 foo3] vs [foo_empty3 foo5 foo_empty5 foo6 foo2 foo_empty2 foo3 foo4 foo_empty4 foo foo_empty]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 732, NextOffset: 749
+    testutil.go:509: Offset: 598, NextOffset: 615
+    testutil.go:509: Offset: 749, NextOffset: 881
+    testutil.go:509: Offset: 615, NextOffset: 728
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 602, NextOffset: 619
+    testutil.go:509: Offset: 468, NextOffset: 485
+    testutil.go:509: Offset: 619, NextOffset: 732
+    testutil.go:509: Offset: 485, NextOffset: 598
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 881, NextOffset: 898
     testutil.go:509: Offset: 728, NextOffset: 745
     testutil.go:509: Offset: 898, NextOffset: 1479
     testutil.go:509: Offset: 745, NextOffset: 1256
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 176, NextOffset: 193
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 80, NextOffset: 97
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 193, NextOffset: 304
-    testutil.go:509: Offset: 97, NextOffset: 208
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 602, NextOffset: 619
-    testutil.go:509: Offset: 468, NextOffset: 485
-    testutil.go:509: Offset: 619, NextOffset: 732
-    testutil.go:509: Offset: 485, NextOffset: 598
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 732, NextOffset: 749
-    testutil.go:509: Offset: 598, NextOffset: 615
-    testutil.go:509: Offset: 749, NextOffset: 881
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 615, NextOffset: 728
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 97, NextOffset: 208
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 304, NextOffset: 321
     testutil.go:509: Offset: 208, NextOffset: 225
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 321, NextOffset: 453
     testutil.go:509: Offset: 225, NextOffset: 338
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 453, NextOffset: 470
     testutil.go:509: Offset: 338, NextOffset: 355
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 470, NextOffset: 602
     testutil.go:509: Offset: 355, NextOffset: 468
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 32109 64637 96756 128778 129205]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129245):
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32109/129245): 32105, 128766
-    zstdchunked_test.go:104:   [1] at 32109 in stargz (nextFrame: 64637/129245): 32524, 96657
-    zstdchunked_test.go:104:   [2] at 64637 in stargz (nextFrame: 96756/129245): 32115, 64129
-    zstdchunked_test.go:104:   [3] at 96756 in stargz (nextFrame: 128770/129245): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128770 in stargz (nextFrame: 128778/129245): 4, 423
-    zstdchunked_test.go:104:   [5] at 128778 in stargz (nextFrame: 129197/129245): -1, 415
-    zstdchunked_test.go:104:   [6] at 129197 in stargz (nextFrame: 129245/129245): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 32112 64640 96761 128783 129215]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129255):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/129255): 32108, 128771
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/129255): 32524, 96659
+    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96761/129255): 32117, 64131
+    zstdchunked_test.go:104:   [3] at 96761 in stargz (nextFrame: 128775/129255): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128775 in stargz (nextFrame: 128783/129255): 4, 428
+    zstdchunked_test.go:104:   [5] at 128783 in stargz (nextFrame: 129207/129255): -1, 420
+    zstdchunked_test.go:104:   [6] at 129207 in stargz (nextFrame: 129255/129255): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32109,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64637,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64637,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96756,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96761,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":361,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":501,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":661,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":781,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":801,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":188,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":326,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":648,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":668,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":808,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":949,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":969,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty3 foo4 foo_empty4 foo6 foo_empty foo2 foo_empty2 foo3 foo5 foo_empty5] vs [foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo_empty2 foo_empty4 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo foo2 foo3 foo_empty4 foo6 foo_empty foo_empty2 foo_empty3 foo4 foo5] vs [foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo6 foo foo2 foo_empty2 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 781, NextOffset: 801
+    testutil.go:509: Offset: 949, NextOffset: 969
+    testutil.go:509: Offset: 801, NextOffset: 1337
+    testutil.go:509: Offset: 969, NextOffset: 1592
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 242
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 326, NextOffset: 346
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 242, NextOffset: 361
-    testutil.go:509: Offset: 346, NextOffset: 487
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 361, NextOffset: 381
-    testutil.go:509: Offset: 487, NextOffset: 507
-    testutil.go:509: Offset: 381, NextOffset: 501
-    testutil.go:509: Offset: 507, NextOffset: 648
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 501, NextOffset: 521
+    testutil.go:509: Offset: 648, NextOffset: 668
+    testutil.go:509: Offset: 521, NextOffset: 641
+    testutil.go:509: Offset: 668, NextOffset: 788
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 641, NextOffset: 661
     testutil.go:509: Offset: 788, NextOffset: 808
@@ -223237,73 +224387,52 @@
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 104
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 188, NextOffset: 208
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 104, NextOffset: 222
     testutil.go:509: Offset: 208, NextOffset: 326
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 501, NextOffset: 521
-    testutil.go:509: Offset: 648, NextOffset: 668
-    testutil.go:509: Offset: 521, NextOffset: 641
-    testutil.go:509: Offset: 668, NextOffset: 788
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 326, NextOffset: 346
+    testutil.go:509: Offset: 242, NextOffset: 361
+    testutil.go:509: Offset: 346, NextOffset: 487
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 361, NextOffset: 381
+    testutil.go:509: Offset: 487, NextOffset: 507
+    testutil.go:509: Offset: 381, NextOffset: 501
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 781, NextOffset: 801
-    testutil.go:509: Offset: 949, NextOffset: 969
-    testutil.go:509: Offset: 801, NextOffset: 1337
-    testutil.go:509: Offset: 969, NextOffset: 1592
+    testutil.go:509: Offset: 507, NextOffset: 648
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 .no.prefetch.landmark foo_empty2 foo_empty4 foo6 foo foo_empty foo2 foo3 foo_empty3 foo4 foo5] vs [foo2 foo_empty2 foo3 foo5 foo_empty5 foo foo_empty3 foo4 foo_empty4 foo6 foo_empty]
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo6] vs [foo_empty foo_empty2 foo_empty3 foo4 foo5 foo_empty5 foo foo2 foo3 foo_empty4 foo6]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 648, NextOffset: 668
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 32112 64640 96761 120940 121370]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 121410):
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 501, NextOffset: 521
     testutil.go:509: Offset: 668, NextOffset: 788
     testutil.go:509: Offset: 521, NextOffset: 641
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 788, NextOffset: 808
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/121410): 32108, 120928
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 641, NextOffset: 661
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/121410): 32524, 88816
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 808, NextOffset: 949
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96761/121410): 32117, 56288
-    zstdchunked_test.go:104:   [3] at 96761 in stargz (nextFrame: 120932/121410): 24175, 24167
-    zstdchunked_test.go:104:   [4] at 120932 in stargz (nextFrame: 120940/121410): 4, 426
-    zstdchunked_test.go:104:   [5] at 120940 in stargz (nextFrame: 121362/121410): -1, 418
-    zstdchunked_test.go:104:   [6] at 121362 in stargz (nextFrame: 121410/121410): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96761,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 661, NextOffset: 781
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 487, NextOffset: 507
+    testutil.go:509: Offset: 361, NextOffset: 381
+    testutil.go:509: Offset: 507, NextOffset: 648
+    testutil.go:509: Offset: 381, NextOffset: 501
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 949, NextOffset: 969
     testutil.go:509: Offset: 781, NextOffset: 801
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 32112 64640 96760 120942 121374]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 121414):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 969, NextOffset: 1592
     testutil.go:509: Offset: 801, NextOffset: 1337
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -223311,388 +224440,333 @@
     testutil.go:509: Offset: 84, NextOffset: 104
     testutil.go:509: Offset: 208, NextOffset: 326
     testutil.go:509: Offset: 104, NextOffset: 222
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 326, NextOffset: 346
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/121414): 32108, 120930
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 222, NextOffset: 242
     testutil.go:509: Offset: 346, NextOffset: 487
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/121414): 32524, 88818
+    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96760/121414): 32116, 56290
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 242, NextOffset: 361
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 487, NextOffset: 507
-    testutil.go:509: Offset: 361, NextOffset: 381
-    testutil.go:509: Offset: 507, NextOffset: 648
-    testutil.go:509: Offset: 381, NextOffset: 501
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [3] at 96760 in stargz (nextFrame: 120934/121414): 24178, 24170
+    zstdchunked_test.go:104:   [4] at 120934 in stargz (nextFrame: 120942/121414): 4, 428
+    zstdchunked_test.go:104:   [5] at 120942 in stargz (nextFrame: 121366/121414): -1, 420
+    zstdchunked_test.go:104:   [6] at 121366 in stargz (nextFrame: 121414/121414): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+=== RUN   TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96760,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 32112 64640 96761 128783 129213]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129253):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/129253): 32108, 128771
-    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/129253): 32524, 96659
-    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96761/129253): 32117, 64131
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":88,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":230,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":250,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":393,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":535,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":657,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":677,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":335,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":499,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":519,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":682,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":967,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":987,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo_empty foo_empty2 foo4 foo6 foo foo2 foo3 foo_empty3] vs [foo_empty5 foo6 foo foo_empty2 foo3 foo_empty3 .no.prefetch.landmark foo_empty foo2 foo4 foo_empty4 foo5]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty3 foo5] vs [foo4 foo5 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 373, NextOffset: 393
+    testutil.go:509: Offset: 499, NextOffset: 519
+    testutil.go:509: Offset: 393, NextOffset: 515
+    testutil.go:509: Offset: 519, NextOffset: 662
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 515, NextOffset: 535
+    testutil.go:509: Offset: 662, NextOffset: 682
+    testutil.go:509: Offset: 535, NextOffset: 657
+    testutil.go:509: Offset: 682, NextOffset: 804
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 799, NextOffset: 819
+    testutil.go:509: Offset: 967, NextOffset: 987
+    testutil.go:509: Offset: 819, NextOffset: 1366
+    testutil.go:509: Offset: 987, NextOffset: 1612
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 88, NextOffset: 108
     testutil.go:509: Offset: 193, NextOffset: 213
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [3] at 96761 in stargz (nextFrame: 128775/129253): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128775 in stargz (nextFrame: 128783/129253): 4, 426
-    zstdchunked_test.go:104:   [5] at 128783 in stargz (nextFrame: 129205/129253): -1, 418
-    zstdchunked_test.go:104:   [6] at 129205 in stargz (nextFrame: 129253/129253): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96761,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 108, NextOffset: 230
     testutil.go:509: Offset: 213, NextOffset: 335
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 230, NextOffset: 250
     testutil.go:509: Offset: 335, NextOffset: 355
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 250, NextOffset: 373
     testutil.go:509: Offset: 355, NextOffset: 499
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 373, NextOffset: 393
-    testutil.go:509: Offset: 499, NextOffset: 519
-    testutil.go:509: Offset: 393, NextOffset: 515
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 519, NextOffset: 662
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 657, NextOffset: 677
     testutil.go:509: Offset: 804, NextOffset: 824
-    testutil.go:509: Offset: 677, NextOffset: 799
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 677, NextOffset: 799
     testutil.go:509: Offset: 824, NextOffset: 967
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 515, NextOffset: 535
-    testutil.go:509: Offset: 662, NextOffset: 682
-    testutil.go:509: Offset: 535, NextOffset: 657
-    testutil.go:509: Offset: 682, NextOffset: 804
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 799, NextOffset: 819
-    testutil.go:509: Offset: 967, NextOffset: 987
-    testutil.go:509: Offset: 819, NextOffset: 1366
-    testutil.go:509: Offset: 987, NextOffset: 1612
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo_empty3 .no.prefetch.landmark foo_empty foo2 foo4 foo_empty4 foo5 foo_empty5 foo6] vs [foo6 foo foo2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo_empty foo_empty2 foo4]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo4 foo5 foo_empty3 foo_empty4 foo_empty5 foo6] vs [foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty3 foo5]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 499, NextOffset: 519
+    testutil.go:509: Offset: 373, NextOffset: 393
+    testutil.go:509: Offset: 519, NextOffset: 662
+    testutil.go:509: Offset: 393, NextOffset: 515
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 662, NextOffset: 682
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 515, NextOffset: 535
     testutil.go:509: Offset: 682, NextOffset: 804
     testutil.go:509: Offset: 535, NextOffset: 657
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 804, NextOffset: 824
     testutil.go:509: Offset: 657, NextOffset: 677
     testutil.go:509: Offset: 824, NextOffset: 967
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 32112 64640 96761 120940 121370]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 121410):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/121410): 32108, 120928
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 677, NextOffset: 799
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 967, NextOffset: 987
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/121410): 32524, 88816
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 799, NextOffset: 819
     testutil.go:509: Offset: 987, NextOffset: 1612
     testutil.go:509: Offset: 819, NextOffset: 1366
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96761/121410): 32117, 56288
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 193, NextOffset: 213
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [3] at 96761 in stargz (nextFrame: 120932/121410): 24175, 24167
-    zstdchunked_test.go:104:   [4] at 120932 in stargz (nextFrame: 120940/121410): 4, 426
-    zstdchunked_test.go:104:   [5] at 120940 in stargz (nextFrame: 121362/121410): -1, 418
-    zstdchunked_test.go:104:   [6] at 121362 in stargz (nextFrame: 121410/121410): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 88, NextOffset: 108
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96761,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 213, NextOffset: 335
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 108, NextOffset: 230
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 499, NextOffset: 519
-    testutil.go:509: Offset: 373, NextOffset: 393
-    testutil.go:509: Offset: 519, NextOffset: 662
-    testutil.go:509: Offset: 393, NextOffset: 515
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 335, NextOffset: 355
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 230, NextOffset: 250
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 32112 64640 96760 128782 129214]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 129254):
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/129254): 32108, 128770
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/129254): 32524, 96658
+    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96760/129254): 32116, 64130
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 355, NextOffset: 499
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [3] at 96760 in stargz (nextFrame: 128774/129254): 32018, 32010
+    zstdchunked_test.go:104:   [4] at 128774 in stargz (nextFrame: 128782/129254): 4, 428
+    zstdchunked_test.go:104:   [5] at 128782 in stargz (nextFrame: 129206/129254): -1, 420
+    zstdchunked_test.go:104:   [6] at 129206 in stargz (nextFrame: 129254/129254): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96760,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 250, NextOffset: 373
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":87,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":367,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":387,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":810,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":191,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":331,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":674,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":815,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":957,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty5 foo6 foo_empty2 foo3 foo_empty4 foo foo_empty foo2 foo_empty3] vs [foo foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo5]
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo_empty foo3 foo_empty5 foo6] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo foo3 foo_empty3 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 367, NextOffset: 387
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 492, NextOffset: 512
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 387, NextOffset: 508
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 512, NextOffset: 654
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 790, NextOffset: 810
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 957, NextOffset: 977
+    testutil.go:509: Offset: 810, NextOffset: 1352
+    testutil.go:509: Offset: 977, NextOffset: 1600
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 87, NextOffset: 107
     testutil.go:509: Offset: 191, NextOffset: 211
     testutil.go:509: Offset: 107, NextOffset: 227
     testutil.go:509: Offset: 211, NextOffset: 331
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 32112 64640 96761 128783 129213]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129253):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 227, NextOffset: 247
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 331, NextOffset: 351
     testutil.go:509: Offset: 247, NextOffset: 367
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/129253): 32108, 128771
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 351, NextOffset: 492
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/129253): 32524, 96659
-    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96761/129253): 32117, 64131
-    zstdchunked_test.go:104:   [3] at 96761 in stargz (nextFrame: 128775/129253): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128775 in stargz (nextFrame: 128783/129253): 4, 426
-    zstdchunked_test.go:104:   [5] at 128783 in stargz (nextFrame: 129205/129253): -1, 418
-    zstdchunked_test.go:104:   [6] at 129205 in stargz (nextFrame: 129253/129253): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96761,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 508, NextOffset: 528
     testutil.go:509: Offset: 654, NextOffset: 674
     testutil.go:509: Offset: 528, NextOffset: 649
     testutil.go:509: Offset: 674, NextOffset: 795
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 649, NextOffset: 669
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 795, NextOffset: 815
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 669, NextOffset: 790
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 815, NextOffset: 957
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo foo3] vs [foo_empty3 foo4 foo_empty4 foo5 foo_empty foo3 foo_empty5 foo6 foo foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 191, NextOffset: 211
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 211, NextOffset: 331
+    testutil.go:509: Offset: 107, NextOffset: 227
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 492, NextOffset: 512
+    testutil.go:509: Offset: 367, NextOffset: 387
+    testutil.go:509: Offset: 512, NextOffset: 654
+    testutil.go:509: Offset: 387, NextOffset: 508
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 790, NextOffset: 810
     testutil.go:509: Offset: 957, NextOffset: 977
-    testutil.go:509: Offset: 810, NextOffset: 1352
+    testutil.go:509: Offset: 790, NextOffset: 810
     testutil.go:509: Offset: 977, NextOffset: 1600
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo foo4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4] vs [foo foo_empty foo2 foo_empty3 foo4 foo5 foo_empty5 foo6 foo_empty2 foo3 foo_empty4]
+    testutil.go:509: Offset: 810, NextOffset: 1352
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 331, NextOffset: 351
-    testutil.go:509: Offset: 227, NextOffset: 247
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24015 48435 72449 96538 96959]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96999):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 227, NextOffset: 247
     testutil.go:509: Offset: 351, NextOffset: 492
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24015/96999): 24011, 96526
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 247, NextOffset: 367
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 492, NextOffset: 512
-    testutil.go:509: Offset: 367, NextOffset: 387
-    testutil.go:509: Offset: 512, NextOffset: 654
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 654, NextOffset: 674
+    testutil.go:509: Offset: 508, NextOffset: 528
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [1] at 24015 in stargz (nextFrame: 48435/96999): 24416, 72511
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 387, NextOffset: 508
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 674, NextOffset: 795
+    testutil.go:509: Offset: 528, NextOffset: 649
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [2] at 48435 in stargz (nextFrame: 72449/96999): 24010, 48091
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 795, NextOffset: 815
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 815, NextOffset: 957
-    testutil.go:509: Offset: 669, NextOffset: 790
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 191, NextOffset: 211
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 211, NextOffset: 331
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 32112 64640 96760 120939 121369]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 121409):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/121409): 32108, 120927
-    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/121409): 32524, 88815
-    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96760/121409): 32116, 56287
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 107, NextOffset: 227
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [3] at 96760 in stargz (nextFrame: 120931/121409): 24175, 24167
-    zstdchunked_test.go:104:   [4] at 120931 in stargz (nextFrame: 120939/121409): 4, 426
-    zstdchunked_test.go:104:   [5] at 120939 in stargz (nextFrame: 121361/121409): -1, 418
-    zstdchunked_test.go:104:   [6] at 121361 in stargz (nextFrame: 121409/121409): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [3] at 72449 in stargz (nextFrame: 96530/96999): 24085, 24077
+    zstdchunked_test.go:104:   [4] at 96530 in stargz (nextFrame: 96538/96999): 4, 417
+    zstdchunked_test.go:104:   [5] at 96538 in stargz (nextFrame: 96951/96999): -1, 409
+    zstdchunked_test.go:104:   [6] at 96951 in stargz (nextFrame: 96999/96999): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24015,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48435,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96760,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48435,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 649, NextOffset: 669
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72449,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 815, NextOffset: 957
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
     testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 654, NextOffset: 674
-    testutil.go:509: Offset: 508, NextOffset: 528
-    testutil.go:509: Offset: 674, NextOffset: 795
-    testutil.go:509: Offset: 528, NextOffset: 649
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 957, NextOffset: 977
-    testutil.go:509: Offset: 790, NextOffset: 810
-    testutil.go:509: Offset: 977, NextOffset: 1600
-    testutil.go:509: Offset: 810, NextOffset: 1352
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+    testutil.go:509: Offset: 669, NextOffset: 790
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":90,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":249,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":389,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":509,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":529,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":789,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":197,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":336,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":678,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":798,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":818,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":979,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo2 foo5 foo_empty foo_empty2 foo3] vs [foo foo_empty foo2 foo_empty3 foo4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty2 foo3 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo5 foo6 foo foo_empty2 foo_empty3 foo_empty5 foo_empty foo2] vs [foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 229, NextOffset: 249
+    testutil.go:509: Offset: 336, NextOffset: 356
+    testutil.go:509: Offset: 249, NextOffset: 369
+    testutil.go:509: Offset: 356, NextOffset: 497
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 369, NextOffset: 389
     testutil.go:509: Offset: 497, NextOffset: 517
     testutil.go:509: Offset: 389, NextOffset: 509
     testutil.go:509: Offset: 517, NextOffset: 658
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 509, NextOffset: 529
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 32112 64640 96760 128782 129212]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 129252):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 658, NextOffset: 678
     testutil.go:509: Offset: 529, NextOffset: 649
-    testutil.go:509: Offset: 678, NextOffset: 798
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 32112/129252): 32108, 128770
-    zstdchunked_test.go:104:   [1] at 32112 in stargz (nextFrame: 64640/129252): 32524, 96658
-    zstdchunked_test.go:104:   [2] at 64640 in stargz (nextFrame: 96760/129252): 32116, 64130
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 678, NextOffset: 798
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 649, NextOffset: 669
+    testutil.go:509: Offset: 798, NextOffset: 818
+    testutil.go:509: Offset: 669, NextOffset: 789
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 818, NextOffset: 959
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 789, NextOffset: 809
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [3] at 96760 in stargz (nextFrame: 128774/129252): 32018, 32010
-    zstdchunked_test.go:104:   [4] at 128774 in stargz (nextFrame: 128782/129252): 4, 426
-    zstdchunked_test.go:104:   [5] at 128782 in stargz (nextFrame: 129204/129252): -1, 418
-    zstdchunked_test.go:104:   [6] at 129204 in stargz (nextFrame: 129252/129252): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":32112,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":64640,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":64640,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":96760,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 959, NextOffset: 979
     testutil.go:509: Offset: 809, NextOffset: 1352
     testutil.go:509: Offset: 979, NextOffset: 1610
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 90, NextOffset: 110
     testutil.go:509: Offset: 197, NextOffset: 217
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 110, NextOffset: 229
     testutil.go:509: Offset: 217, NextOffset: 336
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 229, NextOffset: 249
-    testutil.go:509: Offset: 336, NextOffset: 356
-    testutil.go:509: Offset: 249, NextOffset: 369
-    testutil.go:509: Offset: 356, NextOffset: 497
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 798, NextOffset: 818
-    testutil.go:509: Offset: 669, NextOffset: 789
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 818, NextOffset: 959
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty2 foo3 foo_empty4 foo foo_empty foo2 foo_empty3 foo4] vs [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo2 foo5]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6] vs [foo_empty3 foo_empty5 foo_empty foo2 foo3 foo4 foo_empty4 foo5 foo6 foo foo_empty2]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 658, NextOffset: 678
     testutil.go:509: Offset: 509, NextOffset: 529
     testutil.go:509: Offset: 678, NextOffset: 798
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 529, NextOffset: 649
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 798, NextOffset: 818
     testutil.go:509: Offset: 649, NextOffset: 669
@@ -223701,16 +224775,31 @@
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 959, NextOffset: 979
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24015 48435 72449 96366 96787]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96827):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24015/96827): 24011, 96354
+    zstdchunked_test.go:104:   [1] at 24015 in stargz (nextFrame: 48435/96827): 24416, 72339
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 789, NextOffset: 809
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [2] at 48435 in stargz (nextFrame: 72449/96827): 24010, 47919
+    zstdchunked_test.go:104:   [3] at 72449 in stargz (nextFrame: 96358/96827): 23913, 23905
+    zstdchunked_test.go:104:   [4] at 96358 in stargz (nextFrame: 96366/96827): 4, 417
+    zstdchunked_test.go:104:   [5] at 96366 in stargz (nextFrame: 96779/96827): -1, 409
+    zstdchunked_test.go:104:   [6] at 96779 in stargz (nextFrame: 96827/96827): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24015,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48435,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48435,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72449,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 979, NextOffset: 1610
     testutil.go:509: Offset: 809, NextOffset: 1352
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 497, NextOffset: 517
-    testutil.go:509: Offset: 369, NextOffset: 389
-    testutil.go:509: Offset: 517, NextOffset: 658
-    testutil.go:509: Offset: 389, NextOffset: 509
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 197, NextOffset: 217
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -223719,95 +224808,116 @@
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 336, NextOffset: 356
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 229, NextOffset: 249
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 356, NextOffset: 497
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 249, NextOffset: 369
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 497, NextOffset: 517
+    testutil.go:509: Offset: 369, NextOffset: 389
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 517, NextOffset: 658
+    testutil.go:509: Offset: 389, NextOffset: 509
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24014 48431 72444 96530 96953]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96993):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24014/96993): 24010, 96518
-    zstdchunked_test.go:104:   [1] at 24014 in stargz (nextFrame: 48431/96993): 24413, 72504
-    zstdchunked_test.go:104:   [2] at 48431 in stargz (nextFrame: 72444/96993): 24009, 48087
-    zstdchunked_test.go:104:   [3] at 72444 in stargz (nextFrame: 96522/96993): 24082, 24074
-    zstdchunked_test.go:104:   [4] at 96522 in stargz (nextFrame: 96530/96993): 4, 419
-    zstdchunked_test.go:104:   [5] at 96530 in stargz (nextFrame: 96945/96993): -1, 411
-    zstdchunked_test.go:104:   [6] at 96945 in stargz (nextFrame: 96993/96993): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24014,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48431,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48431,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72444,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":361,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":501,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":661,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":781,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":801,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":188,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":326,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":346,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":487,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":507,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":648,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":668,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":808,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":949,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":969,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo2 foo_empty3 foo4 foo5 foo_empty foo_empty2 foo3 foo_empty4] vs [foo foo2 foo_empty2 foo_empty3 foo_empty4 .no.prefetch.landmark foo_empty foo3 foo4 foo5 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo2 foo4] vs [foo_empty5 foo6 foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 .no.prefetch.landmark foo foo3 foo_empty4]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 361, NextOffset: 381
+    testutil.go:509: Offset: 487, NextOffset: 507
+    testutil.go:509: Offset: 381, NextOffset: 501
+    testutil.go:509: Offset: 507, NextOffset: 648
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 641, NextOffset: 661
+    testutil.go:509: Offset: 788, NextOffset: 808
+    testutil.go:509: Offset: 661, NextOffset: 781
+    testutil.go:509: Offset: 808, NextOffset: 949
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 326, NextOffset: 346
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 242, NextOffset: 361
+    testutil.go:509: Offset: 346, NextOffset: 487
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 501, NextOffset: 521
+    testutil.go:509: Offset: 648, NextOffset: 668
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24015 48435 72449 96538 96959]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96999):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 521, NextOffset: 641
+    testutil.go:509: Offset: 668, NextOffset: 788
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 781, NextOffset: 801
     testutil.go:509: Offset: 949, NextOffset: 969
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24015/96999): 24011, 96526
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 801, NextOffset: 1337
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 969, NextOffset: 1592
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 104
     testutil.go:509: Offset: 188, NextOffset: 208
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [1] at 24015 in stargz (nextFrame: 48435/96999): 24416, 72511
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 104, NextOffset: 222
     testutil.go:509: Offset: 208, NextOffset: 326
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 326, NextOffset: 346
-    testutil.go:509: Offset: 242, NextOffset: 361
-    testutil.go:509: Offset: 346, NextOffset: 487
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 501, NextOffset: 521
-    testutil.go:509: Offset: 648, NextOffset: 668
-    testutil.go:509: Offset: 521, NextOffset: 641
-    testutil.go:509: Offset: 668, NextOffset: 788
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 641, NextOffset: 661
-    testutil.go:509: Offset: 788, NextOffset: 808
-    testutil.go:509: Offset: 661, NextOffset: 781
-    testutil.go:509: Offset: 808, NextOffset: 949
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 361, NextOffset: 381
-    testutil.go:509: Offset: 487, NextOffset: 507
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
+    testutil.go:395: Comparing: "" vs ""
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [2] at 48435 in stargz (nextFrame: 72449/96999): 24010, 48091
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 381, NextOffset: 501
-    testutil.go:509: Offset: 507, NextOffset: 648
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo5 .no.prefetch.landmark foo foo3 foo_empty4 foo_empty5 foo6 foo_empty foo2] vs [foo4 foo_empty4 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo5 foo_empty5 foo2]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty5 foo6 foo foo2 foo_empty2 foo_empty3 foo_empty4 .no.prefetch.landmark foo_empty foo3] vs [foo_empty foo_empty2 foo3 foo_empty4 foo_empty5 foo6 foo foo2 foo_empty3 foo4 foo5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 487, NextOffset: 507
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 949, NextOffset: 969
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [3] at 72449 in stargz (nextFrame: 96530/96999): 24085, 24077
+    zstdchunked_test.go:104:   [4] at 96530 in stargz (nextFrame: 96538/96999): 4, 417
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 361, NextOffset: 381
-    testutil.go:509: Offset: 507, NextOffset: 648
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 781, NextOffset: 801
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [5] at 96538 in stargz (nextFrame: 96951/96999): -1, 409
+    zstdchunked_test.go:104:   [6] at 96951 in stargz (nextFrame: 96999/96999): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24015,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48435,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48435,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72449,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 381, NextOffset: 501
+    testutil.go:509: Offset: 969, NextOffset: 1592
+    testutil.go:509: Offset: 801, NextOffset: 1337
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 326, NextOffset: 346
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 346, NextOffset: 487
+    testutil.go:509: Offset: 242, NextOffset: 361
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 648, NextOffset: 668
     testutil.go:509: Offset: 501, NextOffset: 521
@@ -223817,633 +224927,590 @@
     testutil.go:509: Offset: 788, NextOffset: 808
     testutil.go:509: Offset: 641, NextOffset: 661
     testutil.go:509: Offset: 808, NextOffset: 949
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24014 48431 72444 96356 96779]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96819):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24014/96819): 24010, 96344
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 661, NextOffset: 781
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [1] at 24014 in stargz (nextFrame: 48431/96819): 24413, 72330
-    zstdchunked_test.go:104:   [2] at 48431 in stargz (nextFrame: 72444/96819): 24009, 47913
-    zstdchunked_test.go:104:   [3] at 72444 in stargz (nextFrame: 96348/96819): 23908, 23900
-    zstdchunked_test.go:104:   [4] at 96348 in stargz (nextFrame: 96356/96819): 4, 419
-    zstdchunked_test.go:104:   [5] at 96356 in stargz (nextFrame: 96771/96819): -1, 411
-    zstdchunked_test.go:104:   [6] at 96771 in stargz (nextFrame: 96819/96819): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24014,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48431,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48431,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72444,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 949, NextOffset: 969
-    testutil.go:509: Offset: 781, NextOffset: 801
-    testutil.go:509: Offset: 969, NextOffset: 1592
-    testutil.go:509: Offset: 801, NextOffset: 1337
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 188, NextOffset: 208
     testutil.go:509: Offset: 84, NextOffset: 104
     testutil.go:509: Offset: 208, NextOffset: 326
     testutil.go:509: Offset: 104, NextOffset: 222
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 326, NextOffset: 346
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 346, NextOffset: 487
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 487, NextOffset: 507
+    testutil.go:509: Offset: 361, NextOffset: 381
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 242, NextOffset: 361
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+    testutil.go:509: Offset: 507, NextOffset: 648
+    testutil.go:509: Offset: 381, NextOffset: 501
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":88,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":108,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":230,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":250,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":373,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":393,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":515,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":535,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":657,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":677,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":335,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":499,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":519,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":662,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":682,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":804,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":824,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":967,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":987,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo3 foo_empty5] vs [foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo2 foo_empty2 foo3 foo_empty3 foo5 foo6 foo_empty]
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo_empty foo_empty2 foo_empty4 foo2 foo3 foo_empty3 foo4 foo5] vs [foo5 foo_empty2 foo3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 230, NextOffset: 250
     testutil.go:509: Offset: 335, NextOffset: 355
     testutil.go:509: Offset: 250, NextOffset: 373
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24015 48435 72449 96366 96787]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96827):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 355, NextOffset: 499
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24015/96827): 24011, 96354
+    zstdchunked_test.go:104:   [1] at 24015 in stargz (nextFrame: 48435/96827): 24416, 72339
+    zstdchunked_test.go:104:   [2] at 48435 in stargz (nextFrame: 72449/96827): 24010, 47919
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 373, NextOffset: 393
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [3] at 72449 in stargz (nextFrame: 96358/96827): 23913, 23905
+    zstdchunked_test.go:104:   [4] at 96358 in stargz (nextFrame: 96366/96827): 4, 417
+    zstdchunked_test.go:104:   [5] at 96366 in stargz (nextFrame: 96779/96827): -1, 409
+    zstdchunked_test.go:104:   [6] at 96779 in stargz (nextFrame: 96827/96827): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24015,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48435,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48435,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72449,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 499, NextOffset: 519
+    testutil.go:509: Offset: 393, NextOffset: 515
+    testutil.go:509: Offset: 519, NextOffset: 662
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 515, NextOffset: 535
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 662, NextOffset: 682
     testutil.go:509: Offset: 535, NextOffset: 657
     testutil.go:509: Offset: 682, NextOffset: 804
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24014 48431 72444 96530 96953]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96993):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 657, NextOffset: 677
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 804, NextOffset: 824
     testutil.go:509: Offset: 677, NextOffset: 799
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24014/96993): 24010, 96518
-    zstdchunked_test.go:104:   [1] at 24014 in stargz (nextFrame: 48431/96993): 24413, 72504
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 824, NextOffset: 967
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 799, NextOffset: 819
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [2] at 48431 in stargz (nextFrame: 72444/96993): 24009, 48087
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 967, NextOffset: 987
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [3] at 72444 in stargz (nextFrame: 96522/96993): 24082, 24074
-    zstdchunked_test.go:104:   [4] at 96522 in stargz (nextFrame: 96530/96993): 4, 419
-    zstdchunked_test.go:104:   [5] at 96530 in stargz (nextFrame: 96945/96993): -1, 411
-    zstdchunked_test.go:104:   [6] at 96945 in stargz (nextFrame: 96993/96993): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24014,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48431,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48431,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72444,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 819, NextOffset: 1366
     testutil.go:509: Offset: 987, NextOffset: 1612
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 88, NextOffset: 108
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 193, NextOffset: 213
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 108, NextOffset: 230
     testutil.go:509: Offset: 213, NextOffset: 335
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 373, NextOffset: 393
-    testutil.go:509: Offset: 499, NextOffset: 519
-    testutil.go:509: Offset: 393, NextOffset: 515
-    testutil.go:509: Offset: 519, NextOffset: 662
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo5 foo6 foo_empty foo4 foo_empty4 foo_empty5 .no.prefetch.landmark] vs [foo2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo3 foo_empty5]
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo4 foo5 foo_empty2 foo3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty3] vs [foo3 foo_empty3 foo4 foo5 foo_empty5 foo6 foo foo_empty foo_empty2 foo_empty4 foo2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 88, NextOffset: 108
     testutil.go:509: Offset: 213, NextOffset: 335
     testutil.go:509: Offset: 108, NextOffset: 230
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 335, NextOffset: 355
     testutil.go:509: Offset: 230, NextOffset: 250
     testutil.go:509: Offset: 355, NextOffset: 499
     testutil.go:509: Offset: 250, NextOffset: 373
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 662, NextOffset: 682
+    testutil.go:509: Offset: 515, NextOffset: 535
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 682, NextOffset: 804
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 535, NextOffset: 657
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 804, NextOffset: 824
+    testutil.go:509: Offset: 657, NextOffset: 677
+    testutil.go:509: Offset: 824, NextOffset: 967
+    testutil.go:509: Offset: 677, NextOffset: 799
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 499, NextOffset: 519
     testutil.go:509: Offset: 373, NextOffset: 393
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 519, NextOffset: 662
     testutil.go:509: Offset: 393, NextOffset: 515
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 804, NextOffset: 824
-    testutil.go:509: Offset: 657, NextOffset: 677
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24012 48432 72442 96531 96951]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96991):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24012/96991): 24008, 96519
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 824, NextOffset: 967
-    testutil.go:509: Offset: 677, NextOffset: 799
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 967, NextOffset: 987
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [1] at 24012 in stargz (nextFrame: 48432/96991): 24416, 72507
+    zstdchunked_test.go:104:   [2] at 48432 in stargz (nextFrame: 72442/96991): 24006, 48087
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 799, NextOffset: 819
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [3] at 72442 in stargz (nextFrame: 96523/96991): 24085, 24077
+    zstdchunked_test.go:104:   [4] at 96523 in stargz (nextFrame: 96531/96991): 4, 416
+    zstdchunked_test.go:104:   [5] at 96531 in stargz (nextFrame: 96943/96991): -1, 408
+    zstdchunked_test.go:104:   [6] at 96943 in stargz (nextFrame: 96991/96991): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24012,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48432,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48432,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72442,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 987, NextOffset: 1612
     testutil.go:509: Offset: 819, NextOffset: 1366
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 662, NextOffset: 682
-    testutil.go:509: Offset: 515, NextOffset: 535
-    testutil.go:509: Offset: 682, NextOffset: 804
-    testutil.go:509: Offset: 535, NextOffset: 657
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24014 48431 72444 96356 96779]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96819):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24014/96819): 24010, 96344
-    zstdchunked_test.go:104:   [1] at 24014 in stargz (nextFrame: 48431/96819): 24413, 72330
-    zstdchunked_test.go:104:   [2] at 48431 in stargz (nextFrame: 72444/96819): 24009, 47913
-    zstdchunked_test.go:104:   [3] at 72444 in stargz (nextFrame: 96348/96819): 23908, 23900
-    zstdchunked_test.go:104:   [4] at 96348 in stargz (nextFrame: 96356/96819): 4, 419
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":87,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":227,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":247,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":367,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":387,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":810,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":191,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":211,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":331,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":654,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":674,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":795,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":815,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":957,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":977,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo5 foo_empty5 foo6 foo_empty2 foo_empty3 foo4 foo_empty4 foo foo_empty foo2] vs [foo_empty5 .no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty4 foo5 foo6 foo_empty2 foo_empty3 foo4]
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [5] at 96356 in stargz (nextFrame: 96771/96819): -1, 411
-    zstdchunked_test.go:104:   [6] at 96771 in stargz (nextFrame: 96819/96819): -1, -1
-    testutil.go:1638: got TOC entries:
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6] vs [foo_empty foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo3 foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 508, NextOffset: 528
+    testutil.go:509: Offset: 654, NextOffset: 674
+    testutil.go:509: Offset: 528, NextOffset: 649
+    testutil.go:509: Offset: 674, NextOffset: 795
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 649, NextOffset: 669
+    testutil.go:509: Offset: 795, NextOffset: 815
+    testutil.go:509: Offset: 669, NextOffset: 790
+    testutil.go:509: Offset: 815, NextOffset: 957
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 790, NextOffset: 810
+    testutil.go:509: Offset: 957, NextOffset: 977
+    testutil.go:509: Offset: 810, NextOffset: 1352
+    testutil.go:509: Offset: 977, NextOffset: 1600
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 87, NextOffset: 107
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24014,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48431,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48431,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72444,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 191, NextOffset: 211
-    testutil.go:509: Offset: 107, NextOffset: 227
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 107, NextOffset: 227
     testutil.go:509: Offset: 211, NextOffset: 331
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 227, NextOffset: 247
     testutil.go:509: Offset: 331, NextOffset: 351
     testutil.go:509: Offset: 247, NextOffset: 367
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 351, NextOffset: 492
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 367, NextOffset: 387
     testutil.go:509: Offset: 492, NextOffset: 512
     testutil.go:509: Offset: 387, NextOffset: 508
-    testutil.go:509: Offset: 512, NextOffset: 654
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 795, NextOffset: 815
-    testutil.go:509: Offset: 669, NextOffset: 790
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 815, NextOffset: 957
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 790, NextOffset: 810
-    testutil.go:509: Offset: 957, NextOffset: 977
-    testutil.go:509: Offset: 810, NextOffset: 1352
-    testutil.go:509: Offset: 977, NextOffset: 1600
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:509: Offset: 512, NextOffset: 654
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 508, NextOffset: 528
-    testutil.go:509: Offset: 654, NextOffset: 674
-    testutil.go:509: Offset: 528, NextOffset: 649
-    testutil.go:509: Offset: 674, NextOffset: 795
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo6 foo_empty2 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark foo foo_empty foo2 foo3] vs [foo foo_empty foo2 foo3 foo5 foo_empty5 foo6 foo_empty2 foo_empty3 foo4 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo_empty foo2 foo_empty2 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo3] vs [foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2 foo3 foo_empty3]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 191, NextOffset: 211
     testutil.go:509: Offset: 87, NextOffset: 107
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 211, NextOffset: 331
     testutil.go:509: Offset: 107, NextOffset: 227
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 331, NextOffset: 351
-    testutil.go:509: Offset: 227, NextOffset: 247
-    testutil.go:509: Offset: 351, NextOffset: 492
-    testutil.go:509: Offset: 247, NextOffset: 367
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 492, NextOffset: 512
     testutil.go:509: Offset: 367, NextOffset: 387
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 512, NextOffset: 654
     testutil.go:509: Offset: 387, NextOffset: 508
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 654, NextOffset: 674
+    testutil.go:509: Offset: 508, NextOffset: 528
+    testutil.go:509: Offset: 674, NextOffset: 795
+    testutil.go:509: Offset: 528, NextOffset: 649
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 331, NextOffset: 351
+    testutil.go:509: Offset: 227, NextOffset: 247
+    testutil.go:509: Offset: 351, NextOffset: 492
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24012 48432 72442 96359 96779]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96819):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24012/96819): 24008, 96347
+    zstdchunked_test.go:104:   [1] at 24012 in stargz (nextFrame: 48432/96819): 24416, 72335
+    zstdchunked_test.go:104:   [2] at 48432 in stargz (nextFrame: 72442/96819): 24006, 47915
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 247, NextOffset: 367
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 795, NextOffset: 815
-    testutil.go:509: Offset: 649, NextOffset: 669
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [3] at 72442 in stargz (nextFrame: 96351/96819): 23913, 23905
+    zstdchunked_test.go:104:   [4] at 96351 in stargz (nextFrame: 96359/96819): 4, 416
+    zstdchunked_test.go:104:   [5] at 96359 in stargz (nextFrame: 96771/96819): -1, 408
+    zstdchunked_test.go:104:   [6] at 96771 in stargz (nextFrame: 96819/96819): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24012,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48432,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48432,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72442,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 649, NextOffset: 669
     testutil.go:509: Offset: 815, NextOffset: 957
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 669, NextOffset: 790
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 957, NextOffset: 977
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 790, NextOffset: 810
     testutil.go:509: Offset: 977, NextOffset: 1600
     testutil.go:509: Offset: 810, NextOffset: 1352
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 654, NextOffset: 674
-    testutil.go:509: Offset: 508, NextOffset: 528
-    testutil.go:509: Offset: 674, NextOffset: 795
-    testutil.go:509: Offset: 528, NextOffset: 649
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24011 48428 72437 96523 96946]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96986):
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24011/96986): 24007, 96511
-    zstdchunked_test.go:104:   [1] at 24011 in stargz (nextFrame: 48428/96986): 24413, 72500
-    zstdchunked_test.go:104:   [2] at 48428 in stargz (nextFrame: 72437/96986): 24005, 48083
-    zstdchunked_test.go:104:   [3] at 72437 in stargz (nextFrame: 96515/96986): 24082, 24074
-    zstdchunked_test.go:104:   [4] at 96515 in stargz (nextFrame: 96523/96986): 4, 419
-    zstdchunked_test.go:104:   [5] at 96523 in stargz (nextFrame: 96938/96986): -1, 411
-    zstdchunked_test.go:104:   [6] at 96938 in stargz (nextFrame: 96986/96986): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24011,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48428,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48428,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72437,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":90,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":110,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":229,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":249,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":369,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":389,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":509,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":529,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":789,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":809,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":197,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":217,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":336,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":497,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":517,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":678,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":798,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":818,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":959,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":979,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo6 foo foo3 foo4 foo_empty foo2 foo_empty2 foo_empty3] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3 foo4 foo6 foo3 foo_empty4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 798, NextOffset: 818
-    testutil.go:509: Offset: 669, NextOffset: 789
-    testutil.go:509: Offset: 818, NextOffset: 959
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 789, NextOffset: 809
-    testutil.go:509: Offset: 959, NextOffset: 979
-    testutil.go:509: Offset: 809, NextOffset: 1352
-    testutil.go:509: Offset: 979, NextOffset: 1610
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty4 foo5 foo6 foo2 foo_empty3 foo4 foo_empty5] vs [foo5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo foo2 foo_empty3]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 90, NextOffset: 110
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 197, NextOffset: 217
     testutil.go:509: Offset: 110, NextOffset: 229
     testutil.go:509: Offset: 217, NextOffset: 336
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 369, NextOffset: 389
     testutil.go:509: Offset: 497, NextOffset: 517
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 389, NextOffset: 509
     testutil.go:509: Offset: 517, NextOffset: 658
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 509, NextOffset: 529
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 649, NextOffset: 669
+    testutil.go:509: Offset: 798, NextOffset: 818
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 658, NextOffset: 678
-    testutil.go:509: Offset: 529, NextOffset: 649
-    testutil.go:509: Offset: 678, NextOffset: 798
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
+    testutil.go:509: Offset: 669, NextOffset: 789
+    testutil.go:509: Offset: 818, NextOffset: 959
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 789, NextOffset: 809
+    testutil.go:509: Offset: 959, NextOffset: 979
+    testutil.go:509: Offset: 809, NextOffset: 1352
+    testutil.go:509: Offset: 979, NextOffset: 1610
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 229, NextOffset: 249
     testutil.go:509: Offset: 336, NextOffset: 356
     testutil.go:509: Offset: 249, NextOffset: 369
     testutil.go:509: Offset: 356, NextOffset: 497
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo6 foo3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo_empty3] vs [foo3 foo4 foo_empty foo2 foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 197, NextOffset: 217
-    testutil.go:509: Offset: 90, NextOffset: 110
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 217, NextOffset: 336
-    testutil.go:509: Offset: 110, NextOffset: 229
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 336, NextOffset: 356
-    testutil.go:509: Offset: 229, NextOffset: 249
-    testutil.go:509: Offset: 356, NextOffset: 497
-    testutil.go:509: Offset: 249, NextOffset: 369
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24011 48428 72437 96349 96772]
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 658, NextOffset: 678
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96812):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 509, NextOffset: 529
-    testutil.go:509: Offset: 678, NextOffset: 798
+    testutil.go:509: Offset: 658, NextOffset: 678
     testutil.go:509: Offset: 529, NextOffset: 649
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24011/96812): 24007, 96337
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 959, NextOffset: 979
-    testutil.go:509: Offset: 789, NextOffset: 809
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [1] at 24011 in stargz (nextFrame: 48428/96812): 24413, 72326
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 979, NextOffset: 1610
-    testutil.go:509: Offset: 809, NextOffset: 1352
+    testutil.go:509: Offset: 678, NextOffset: 798
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty3 foo5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo4 foo_empty4 foo_empty5] vs [foo5 foo6 foo2 foo_empty3 foo4 foo_empty5 foo foo_empty foo_empty2 foo3 foo_empty4]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 497, NextOffset: 517
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [2] at 48428 in stargz (nextFrame: 72437/96812): 24005, 47909
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 369, NextOffset: 389
     testutil.go:509: Offset: 517, NextOffset: 658
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [3] at 72437 in stargz (nextFrame: 96341/96812): 23908, 23900
-    zstdchunked_test.go:104:   [4] at 96341 in stargz (nextFrame: 96349/96812): 4, 419
-    zstdchunked_test.go:104:   [5] at 96349 in stargz (nextFrame: 96764/96812): -1, 411
-    zstdchunked_test.go:104:   [6] at 96764 in stargz (nextFrame: 96812/96812): -1, -1
+    testutil.go:509: Offset: 389, NextOffset: 509
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 658, NextOffset: 678
+    testutil.go:509: Offset: 509, NextOffset: 529
+    testutil.go:509: Offset: 678, NextOffset: 798
+    testutil.go:509: Offset: 529, NextOffset: 649
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 197, NextOffset: 217
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 217, NextOffset: 336
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24005 48428 72441 96530 96955]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96995):
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24005/96995): 24001, 96518
+    zstdchunked_test.go:104:   [1] at 24005 in stargz (nextFrame: 48428/96995): 24419, 72513
+    zstdchunked_test.go:104:   [2] at 48428 in stargz (nextFrame: 72441/96995): 24009, 48090
+    zstdchunked_test.go:104:   [3] at 72441 in stargz (nextFrame: 96522/96995): 24085, 24077
+    zstdchunked_test.go:104:   [4] at 96522 in stargz (nextFrame: 96530/96995): 4, 421
+    zstdchunked_test.go:104:   [5] at 96530 in stargz (nextFrame: 96947/96995): -1, 413
+    zstdchunked_test.go:104:   [6] at 96947 in stargz (nextFrame: 96995/96995): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24011,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 389, NextOffset: 509
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
+    testutil.go:509: Offset: 110, NextOffset: 229
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24005,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48428,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48428,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72437,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48428,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72441,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 798, NextOffset: 818
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 336, NextOffset: 356
+    testutil.go:509: Offset: 229, NextOffset: 249
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 356, NextOffset: 497
+    testutil.go:509: Offset: 249, NextOffset: 369
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 798, NextOffset: 818
     testutil.go:509: Offset: 649, NextOffset: 669
     testutil.go:509: Offset: 818, NextOffset: 959
     testutil.go:509: Offset: 669, NextOffset: 789
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 959, NextOffset: 979
+    testutil.go:509: Offset: 789, NextOffset: 809
+    testutil.go:509: Offset: 979, NextOffset: 1610
+    testutil.go:509: Offset: 809, NextOffset: 1352
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":83,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":361,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":381,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":500,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":520,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":639,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":659,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":189,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":209,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":328,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":348,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":488,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":508,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":648,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":668,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":807,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":967,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty2 foo_empty4 foo6] vs [foo5 foo_empty5 foo_empty2 foo_empty3 foo4 foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty4]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 83, NextOffset: 103
-    testutil.go:509: Offset: 189, NextOffset: 209
-    testutil.go:509: Offset: 103, NextOffset: 222
-    testutil.go:509: Offset: 209, NextOffset: 328
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty5 foo6 foo foo_empty3 foo_empty4 foo5 foo_empty foo2 foo_empty2 foo3] vs [foo_empty foo2 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo foo_empty2 foo3 foo5 foo6]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 222, NextOffset: 242
     testutil.go:509: Offset: 328, NextOffset: 348
     testutil.go:509: Offset: 242, NextOffset: 361
     testutil.go:509: Offset: 348, NextOffset: 488
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24005 48428 72441 96358 96783]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96823):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24005/96823): 24001, 96346
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 361, NextOffset: 381
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [1] at 24005 in stargz (nextFrame: 48428/96823): 24419, 72341
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 488, NextOffset: 508
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [2] at 48428 in stargz (nextFrame: 72441/96823): 24009, 47918
+    zstdchunked_test.go:104:   [3] at 72441 in stargz (nextFrame: 96350/96823): 23913, 23905
+    zstdchunked_test.go:104:   [4] at 96350 in stargz (nextFrame: 96358/96823): 4, 421
+    zstdchunked_test.go:104:   [5] at 96358 in stargz (nextFrame: 96775/96823): -1, 413
+    zstdchunked_test.go:104:   [6] at 96775 in stargz (nextFrame: 96823/96823): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24005,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48428,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48428,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72441,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 381, NextOffset: 500
     testutil.go:509: Offset: 508, NextOffset: 648
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 500, NextOffset: 520
     testutil.go:509: Offset: 648, NextOffset: 668
     testutil.go:509: Offset: 520, NextOffset: 639
-    testutil.go:509: Offset: 668, NextOffset: 787
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24004 48425 72437 96523 96949]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96989):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 639, NextOffset: 659
-    testutil.go:509: Offset: 787, NextOffset: 807
-    testutil.go:509: Offset: 659, NextOffset: 777
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24004/96989): 24000, 96511
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 807, NextOffset: 947
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [1] at 24004 in stargz (nextFrame: 48425/96989): 24417, 72507
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 668, NextOffset: 787
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 777, NextOffset: 797
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [2] at 48425 in stargz (nextFrame: 72437/96989): 24008, 48086
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 947, NextOffset: 967
-    testutil.go:509: Offset: 797, NextOffset: 1342
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-    zstdchunked_test.go:104:   [3] at 72437 in stargz (nextFrame: 96515/96989): 24082, 24074
-    zstdchunked_test.go:104:   [4] at 96515 in stargz (nextFrame: 96523/96989): 4, 422
-    zstdchunked_test.go:104:   [5] at 96523 in stargz (nextFrame: 96941/96989): -1, 414
-    zstdchunked_test.go:104:   [6] at 96941 in stargz (nextFrame: 96989/96989): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 797, NextOffset: 1342
     testutil.go:509: Offset: 967, NextOffset: 1587
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24004,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48425,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48425,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72437,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 83, NextOffset: 103
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo6 .no.prefetch.landmark foo foo_empty foo2 foo3 foo_empty4 foo5 foo_empty5 foo_empty2 foo_empty3] vs [foo6 foo foo_empty foo2 foo3 foo_empty3 foo4 foo5 foo_empty5 foo_empty2 foo_empty4]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 328, NextOffset: 348
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
+    testutil.go:509: Offset: 189, NextOffset: 209
+    testutil.go:509: Offset: 103, NextOffset: 222
+    testutil.go:509: Offset: 209, NextOffset: 328
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 639, NextOffset: 659
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 348, NextOffset: 488
-    testutil.go:509: Offset: 242, NextOffset: 361
+    testutil.go:509: Offset: 787, NextOffset: 807
+    testutil.go:509: Offset: 659, NextOffset: 777
+    testutil.go:509: Offset: 807, NextOffset: 947
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty2 foo3 foo5 foo6 foo_empty foo2 foo_empty3 foo4 foo_empty4 foo_empty5] vs [foo5 foo_empty foo2 foo_empty2 foo3 foo4 foo_empty5 foo6 foo foo_empty3 foo_empty4]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 189, NextOffset: 209
+    testutil.go:509: Offset: 83, NextOffset: 103
+    testutil.go:509: Offset: 209, NextOffset: 328
+    testutil.go:509: Offset: 103, NextOffset: 222
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 488, NextOffset: 508
     testutil.go:509: Offset: 361, NextOffset: 381
     testutil.go:509: Offset: 508, NextOffset: 648
     testutil.go:509: Offset: 381, NextOffset: 500
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 787, NextOffset: 807
     testutil.go:509: Offset: 639, NextOffset: 659
     testutil.go:509: Offset: 807, NextOffset: 947
     testutil.go:509: Offset: 659, NextOffset: 777
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 648, NextOffset: 668
-    testutil.go:509: Offset: 500, NextOffset: 520
-    testutil.go:509: Offset: 668, NextOffset: 787
-    testutil.go:509: Offset: 520, NextOffset: 639
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 947, NextOffset: 967
     testutil.go:509: Offset: 777, NextOffset: 797
     testutil.go:509: Offset: 967, NextOffset: 1587
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 797, NextOffset: 1342
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 189, NextOffset: 209
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 328, NextOffset: 348
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 348, NextOffset: 488
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 83, NextOffset: 103
-    testutil.go:509: Offset: 209, NextOffset: 328
-    testutil.go:509: Offset: 103, NextOffset: 222
+    testutil.go:509: Offset: 242, NextOffset: 361
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 648, NextOffset: 668
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 500, NextOffset: 520
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 668, NextOffset: 787
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 520, NextOffset: 639
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24004 48425 72437 96349 96775]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96815):
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24004/96815): 24000, 96337
-    zstdchunked_test.go:104:   [1] at 24004 in stargz (nextFrame: 48425/96815): 24417, 72333
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [2] at 48425 in stargz (nextFrame: 72437/96815): 24008, 47912
-    zstdchunked_test.go:104:   [3] at 72437 in stargz (nextFrame: 96341/96815): 23908, 23900
-    zstdchunked_test.go:104:   [4] at 96341 in stargz (nextFrame: 96349/96815): 4, 422
-    zstdchunked_test.go:104:   [5] at 96349 in stargz (nextFrame: 96767/96815): -1, 414
-    zstdchunked_test.go:104:   [6] at 96767 in stargz (nextFrame: 96815/96815): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24005 48428 72441 96530 96955]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96995):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24005/96995): 24001, 96518
+    zstdchunked_test.go:104:   [1] at 24005 in stargz (nextFrame: 48428/96995): 24419, 72513
+    zstdchunked_test.go:104:   [2] at 48428 in stargz (nextFrame: 72441/96995): 24009, 48090
+    zstdchunked_test.go:104:   [3] at 72441 in stargz (nextFrame: 96522/96995): 24085, 24077
+    zstdchunked_test.go:104:   [4] at 96522 in stargz (nextFrame: 96530/96995): 4, 421
+    zstdchunked_test.go:104:   [5] at 96530 in stargz (nextFrame: 96947/96995): -1, 413
+    zstdchunked_test.go:104:   [6] at 96947 in stargz (nextFrame: 96995/96995): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24004,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48425,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24005,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48428,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48425,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72437,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48428,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72441,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":367,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":387,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":508,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":528,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":790,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":810,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":332,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":496,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":516,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":658,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":678,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":799,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":819,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":962,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":982,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo3 foo_empty3 foo_empty4 foo foo_empty2 foo4 foo5 foo_empty5 foo6] vs [.no.prefetch.landmark foo_empty foo3 foo_empty4 foo6 foo foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 105, NextOffset: 224
-    testutil.go:509: Offset: 213, NextOffset: 332
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo4 foo6 foo_empty3 foo_empty4 foo5 foo_empty5 foo] vs [.no.prefetch.landmark foo_empty foo_empty3 foo6 foo foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 224, NextOffset: 244
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 332, NextOffset: 352
+    testutil.go:509: Offset: 244, NextOffset: 367
+    testutil.go:509: Offset: 352, NextOffset: 496
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 367, NextOffset: 387
+    testutil.go:509: Offset: 496, NextOffset: 516
+    testutil.go:509: Offset: 387, NextOffset: 508
+    testutil.go:509: Offset: 516, NextOffset: 658
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 508, NextOffset: 528
     testutil.go:509: Offset: 658, NextOffset: 678
     testutil.go:509: Offset: 528, NextOffset: 649
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 678, NextOffset: 799
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 649, NextOffset: 669
-    testutil.go:509: Offset: 799, NextOffset: 819
-    testutil.go:509: Offset: 669, NextOffset: 790
-    testutil.go:509: Offset: 819, NextOffset: 962
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 790, NextOffset: 810
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 962, NextOffset: 982
     testutil.go:509: Offset: 810, NextOffset: 1358
     testutil.go:509: Offset: 982, NextOffset: 1607
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 224, NextOffset: 244
-    testutil.go:509: Offset: 332, NextOffset: 352
-    testutil.go:509: Offset: 244, NextOffset: 367
-    testutil.go:509: Offset: 352, NextOffset: 496
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 367, NextOffset: 387
-    testutil.go:509: Offset: 496, NextOffset: 516
-    testutil.go:509: Offset: 387, NextOffset: 508
-    testutil.go:509: Offset: 516, NextOffset: 658
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo_empty4 foo6 foo foo2] vs [foo_empty5 foo6 foo_empty foo2 foo3 foo_empty3 foo_empty4 foo foo_empty2 foo4 foo5]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 496, NextOffset: 516
-    testutil.go:509: Offset: 367, NextOffset: 387
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 649, NextOffset: 669
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 516, NextOffset: 658
-    testutil.go:509: Offset: 387, NextOffset: 508
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 799, NextOffset: 819
+    testutil.go:509: Offset: 669, NextOffset: 790
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 962, NextOffset: 982
-    testutil.go:509: Offset: 790, NextOffset: 810
-    testutil.go:509: Offset: 982, NextOffset: 1607
-    testutil.go:509: Offset: 810, NextOffset: 1358
+    testutil.go:509: Offset: 819, NextOffset: 962
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 105, NextOffset: 224
+    testutil.go:509: Offset: 213, NextOffset: 332
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo_empty3 foo6 foo foo2 foo_empty2 foo3 foo4] vs [foo foo_empty foo2 foo_empty2 foo3 foo4 foo6 foo_empty3 foo_empty4 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 85, NextOffset: 105
@@ -224455,56 +225522,75 @@
     testutil.go:509: Offset: 352, NextOffset: 496
     testutil.go:509: Offset: 244, NextOffset: 367
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 496, NextOffset: 516
+    testutil.go:509: Offset: 367, NextOffset: 387
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24005 48428 72441 96358 96783]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96823):
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 516, NextOffset: 658
+    testutil.go:509: Offset: 387, NextOffset: 508
     testutil.go:395: Comparing: "foo4" vs "foo4"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24005/96823): 24001, 96346
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 658, NextOffset: 678
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 508, NextOffset: 528
     testutil.go:509: Offset: 678, NextOffset: 799
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [1] at 24005 in stargz (nextFrame: 48428/96823): 24419, 72341
+    zstdchunked_test.go:104:   [2] at 48428 in stargz (nextFrame: 72441/96823): 24009, 47918
+    zstdchunked_test.go:104:   [3] at 72441 in stargz (nextFrame: 96350/96823): 23913, 23905
+    zstdchunked_test.go:104:   [4] at 96350 in stargz (nextFrame: 96358/96823): 4, 421
+    zstdchunked_test.go:104:   [5] at 96358 in stargz (nextFrame: 96775/96823): -1, 413
+    zstdchunked_test.go:104:   [6] at 96775 in stargz (nextFrame: 96823/96823): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24005,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48428,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48428,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72441,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 528, NextOffset: 649
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 799, NextOffset: 819
     testutil.go:509: Offset: 649, NextOffset: 669
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 819, NextOffset: 962
     testutil.go:509: Offset: 669, NextOffset: 790
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 962, NextOffset: 982
+    testutil.go:509: Offset: 790, NextOffset: 810
+    testutil.go:509: Offset: 982, NextOffset: 1607
+    testutil.go:509: Offset: 810, NextOffset: 1358
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24004 48425 72437 96523 96949]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96989):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24004/96989): 24000, 96511
-    zstdchunked_test.go:104:   [1] at 24004 in stargz (nextFrame: 48425/96989): 24417, 72507
-    zstdchunked_test.go:104:   [2] at 48425 in stargz (nextFrame: 72437/96989): 24008, 48086
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [3] at 72437 in stargz (nextFrame: 96515/96989): 24082, 24074
-    zstdchunked_test.go:104:   [4] at 96515 in stargz (nextFrame: 96523/96989): 4, 422
-    zstdchunked_test.go:104:   [5] at 96523 in stargz (nextFrame: 96941/96989): -1, 414
-    zstdchunked_test.go:104:   [6] at 96941 in stargz (nextFrame: 96989/96989): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24004,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48425,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48425,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72437,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":359,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":379,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":193,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":213,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":330,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":350,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":489,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":509,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":649,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":669,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":787,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":807,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":967,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo5 foo_empty5 foo foo_empty foo2 foo3 foo4 foo_empty4 foo6] vs [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo foo_empty4 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty5 foo6 foo_empty foo_empty2 foo_empty4 foo5 foo foo2] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo foo4 foo5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 85, NextOffset: 105
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 105, NextOffset: 222
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 213, NextOffset: 330
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 222, NextOffset: 242
     testutil.go:509: Offset: 330, NextOffset: 350
@@ -224515,50 +225601,39 @@
     testutil.go:509: Offset: 489, NextOffset: 509
     testutil.go:509: Offset: 379, NextOffset: 498
     testutil.go:509: Offset: 509, NextOffset: 649
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 498, NextOffset: 518
     testutil.go:509: Offset: 649, NextOffset: 669
     testutil.go:509: Offset: 518, NextOffset: 636
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 669, NextOffset: 787
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 774, NextOffset: 794
     testutil.go:509: Offset: 947, NextOffset: 967
     testutil.go:509: Offset: 794, NextOffset: 1338
     testutil.go:509: Offset: 967, NextOffset: 1590
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 636, NextOffset: 656
     testutil.go:509: Offset: 787, NextOffset: 807
     testutil.go:509: Offset: 656, NextOffset: 774
     testutil.go:509: Offset: 807, NextOffset: 947
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo foo_empty4 foo_empty5 foo_empty] vs [foo_empty foo2 foo3 foo4 foo_empty4 foo6 foo_empty2 foo_empty3 foo5 foo_empty5 foo]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 947, NextOffset: 967
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 774, NextOffset: 794
-    testutil.go:509: Offset: 967, NextOffset: 1590
-    testutil.go:509: Offset: 794, NextOffset: 1338
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 213, NextOffset: 330
-    testutil.go:509: Offset: 105, NextOffset: 222
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo foo4] vs [foo_empty foo_empty2 foo_empty4 foo5 foo foo2 foo3 foo_empty3 foo4 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 330, NextOffset: 350
     testutil.go:509: Offset: 222, NextOffset: 242
     testutil.go:509: Offset: 350, NextOffset: 489
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 242, NextOffset: 359
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
@@ -224566,55 +225641,89 @@
     testutil.go:509: Offset: 359, NextOffset: 379
     testutil.go:509: Offset: 509, NextOffset: 649
     testutil.go:509: Offset: 379, NextOffset: 498
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 213, NextOffset: 330
+    testutil.go:509: Offset: 105, NextOffset: 222
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24003 48427 72440 96529 96954]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96994):
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 649, NextOffset: 669
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24003/96994): 23999, 96517
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 498, NextOffset: 518
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [1] at 24003 in stargz (nextFrame: 48427/96994): 24420, 72514
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 669, NextOffset: 787
     testutil.go:509: Offset: 518, NextOffset: 636
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [2] at 48427 in stargz (nextFrame: 72440/96994): 24009, 48090
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 787, NextOffset: 807
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [3] at 72440 in stargz (nextFrame: 96521/96994): 24085, 24077
+    zstdchunked_test.go:104:   [4] at 96521 in stargz (nextFrame: 96529/96994): 4, 421
+    zstdchunked_test.go:104:   [5] at 96529 in stargz (nextFrame: 96946/96994): -1, 413
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 807, NextOffset: 947
-    testutil.go:509: Offset: 656, NextOffset: 774
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24004 48425 72437 96349 96775]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96815):
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24004/96815): 24000, 96337
-    zstdchunked_test.go:104:   [1] at 24004 in stargz (nextFrame: 48425/96815): 24417, 72333
-    zstdchunked_test.go:104:   [2] at 48425 in stargz (nextFrame: 72437/96815): 24008, 47912
-    zstdchunked_test.go:104:   [3] at 72437 in stargz (nextFrame: 96341/96815): 23908, 23900
-    zstdchunked_test.go:104:   [4] at 96341 in stargz (nextFrame: 96349/96815): 4, 422
-    zstdchunked_test.go:104:   [5] at 96349 in stargz (nextFrame: 96767/96815): -1, 414
-    zstdchunked_test.go:104:   [6] at 96767 in stargz (nextFrame: 96815/96815): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [6] at 96946 in stargz (nextFrame: 96994/96994): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24004,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48425,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24003,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48427,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48425,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72437,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48427,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72440,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 807, NextOffset: 947
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 656, NextOffset: 774
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 947, NextOffset: 967
+    testutil.go:509: Offset: 774, NextOffset: 794
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 967, NextOffset: 1590
+    testutil.go:509: Offset: 794, NextOffset: 1338
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":87,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":107,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":224,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":244,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":363,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":383,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":501,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":521,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":639,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":659,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":194,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":214,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":331,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":351,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":491,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":511,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":650,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":670,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":788,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":808,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":947,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":967,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo_empty3 foo_empty5] vs [foo5 foo6 .no.prefetch.landmark foo foo3 foo4 foo_empty5 foo_empty foo2 foo_empty2 foo_empty3 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty foo_empty5 foo6] vs [foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 194, NextOffset: 214
+    testutil.go:509: Offset: 107, NextOffset: 224
+    testutil.go:509: Offset: 214, NextOffset: 331
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 224, NextOffset: 244
+    testutil.go:509: Offset: 331, NextOffset: 351
+    testutil.go:509: Offset: 244, NextOffset: 363
+    testutil.go:509: Offset: 351, NextOffset: 491
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 363, NextOffset: 383
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 491, NextOffset: 511
     testutil.go:509: Offset: 383, NextOffset: 501
-    testutil.go:509: Offset: 511, NextOffset: 650
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 511, NextOffset: 650
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 501, NextOffset: 521
     testutil.go:509: Offset: 650, NextOffset: 670
@@ -224626,242 +225735,230 @@
     testutil.go:509: Offset: 788, NextOffset: 808
     testutil.go:509: Offset: 659, NextOffset: 777
     testutil.go:509: Offset: 808, NextOffset: 947
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 777, NextOffset: 797
     testutil.go:509: Offset: 947, NextOffset: 967
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 797, NextOffset: 1344
     testutil.go:509: Offset: 967, NextOffset: 1592
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4] vs [foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty foo_empty5 foo6 foo foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 788, NextOffset: 808
+    testutil.go:509: Offset: 639, NextOffset: 659
+    testutil.go:509: Offset: 808, NextOffset: 947
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 659, NextOffset: 777
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 947, NextOffset: 967
+    testutil.go:509: Offset: 777, NextOffset: 797
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 967, NextOffset: 1592
+    testutil.go:509: Offset: 797, NextOffset: 1344
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 87, NextOffset: 107
     testutil.go:509: Offset: 194, NextOffset: 214
-    testutil.go:509: Offset: 107, NextOffset: 224
+    testutil.go:509: Offset: 87, NextOffset: 107
     testutil.go:509: Offset: 214, NextOffset: 331
+    testutil.go:509: Offset: 107, NextOffset: 224
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 224, NextOffset: 244
     testutil.go:509: Offset: 331, NextOffset: 351
-    testutil.go:509: Offset: 244, NextOffset: 363
+    testutil.go:509: Offset: 224, NextOffset: 244
     testutil.go:509: Offset: 351, NextOffset: 491
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 244, NextOffset: 363
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo6 .no.prefetch.landmark foo foo3 foo4 foo_empty5 foo_empty foo2 foo_empty2 foo_empty3 foo_empty4] vs [foo_empty2 foo3 foo4 foo_empty4 foo5 foo6 foo foo_empty foo_empty3 foo_empty5 foo2]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 491, NextOffset: 511
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 363, NextOffset: 383
     testutil.go:509: Offset: 511, NextOffset: 650
     testutil.go:509: Offset: 383, NextOffset: 501
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 650, NextOffset: 670
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 501, NextOffset: 521
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24003 48427 72440 96357 96782]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96822):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24003/96822): 23999, 96345
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 670, NextOffset: 788
     testutil.go:509: Offset: 521, NextOffset: 639
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 331, NextOffset: 351
-    testutil.go:509: Offset: 224, NextOffset: 244
-    testutil.go:509: Offset: 351, NextOffset: 491
-    testutil.go:509: Offset: 244, NextOffset: 363
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 788, NextOffset: 808
-    testutil.go:509: Offset: 639, NextOffset: 659
-    testutil.go:509: Offset: 808, NextOffset: 947
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 659, NextOffset: 777
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 947, NextOffset: 967
-    testutil.go:509: Offset: 777, NextOffset: 797
-    testutil.go:509: Offset: 967, NextOffset: 1592
-    testutil.go:509: Offset: 797, NextOffset: 1344
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 194, NextOffset: 214
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24002 48423 72435 96521 96947]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96987):
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [1] at 24003 in stargz (nextFrame: 48427/96822): 24420, 72342
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 214, NextOffset: 331
-    testutil.go:509: Offset: 107, NextOffset: 224
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24002/96987): 23998, 96509
-    zstdchunked_test.go:104:   [1] at 24002 in stargz (nextFrame: 48423/96987): 24417, 72507
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [2] at 48423 in stargz (nextFrame: 72435/96987): 24008, 48086
-    zstdchunked_test.go:104:   [3] at 72435 in stargz (nextFrame: 96513/96987): 24082, 24074
-    zstdchunked_test.go:104:   [4] at 96513 in stargz (nextFrame: 96521/96987): 4, 422
-    zstdchunked_test.go:104:   [5] at 96521 in stargz (nextFrame: 96939/96987): -1, 414
-    zstdchunked_test.go:104:   [6] at 96939 in stargz (nextFrame: 96987/96987): -1, -1
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [2] at 48427 in stargz (nextFrame: 72440/96822): 24009, 47918
+    zstdchunked_test.go:104:   [3] at 72440 in stargz (nextFrame: 96349/96822): 23913, 23905
+    zstdchunked_test.go:104:   [4] at 96349 in stargz (nextFrame: 96357/96822): 4, 421
+    zstdchunked_test.go:104:   [5] at 96357 in stargz (nextFrame: 96774/96822): -1, 413
+    zstdchunked_test.go:104:   [6] at 96774 in stargz (nextFrame: 96822/96822): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24002,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48423,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24003,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48427,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48423,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72435,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48427,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72440,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":216,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":236,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":355,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":375,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":494,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":633,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":653,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":792,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":338,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":477,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":497,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":795,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":934,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":954,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo2 foo_empty2 foo3 foo6 foo foo_empty foo_empty3 foo4] vs [foo6 foo2 foo3 foo_empty4 foo5 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 633, NextOffset: 653
-    testutil.go:509: Offset: 775, NextOffset: 795
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 653, NextOffset: 772
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo_empty3 foo5 foo_empty5 foo foo_empty foo2 foo3 foo4 foo_empty4 foo6] vs [foo foo_empty foo2 foo3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty2 foo_empty3 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 81, NextOffset: 101
+    testutil.go:509: Offset: 183, NextOffset: 203
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 795, NextOffset: 934
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 101, NextOffset: 216
+    testutil.go:509: Offset: 203, NextOffset: 318
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 216, NextOffset: 236
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 318, NextOffset: 338
     testutil.go:509: Offset: 236, NextOffset: 355
     testutil.go:509: Offset: 338, NextOffset: 477
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 355, NextOffset: 375
     testutil.go:509: Offset: 477, NextOffset: 497
     testutil.go:509: Offset: 375, NextOffset: 494
-    testutil.go:509: Offset: 497, NextOffset: 636
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 497, NextOffset: 636
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 494, NextOffset: 514
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 514, NextOffset: 633
+    testutil.go:509: Offset: 656, NextOffset: 775
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 772, NextOffset: 792
     testutil.go:509: Offset: 934, NextOffset: 954
     testutil.go:509: Offset: 792, NextOffset: 1310
     testutil.go:509: Offset: 954, NextOffset: 1554
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 633, NextOffset: 653
+    testutil.go:509: Offset: 775, NextOffset: 795
+    testutil.go:509: Offset: 653, NextOffset: 772
+    testutil.go:509: Offset: 795, NextOffset: 934
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo foo_empty foo2] vs [foo foo_empty foo2 foo3 foo4 foo_empty4 foo6 foo_empty2 foo_empty3 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 81, NextOffset: 101
     testutil.go:509: Offset: 183, NextOffset: 203
-    testutil.go:509: Offset: 101, NextOffset: 216
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24001 48422 72435 96524 96947]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96987):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24001/96987): 23997, 96512
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 81, NextOffset: 101
     testutil.go:509: Offset: 203, NextOffset: 318
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [1] at 24001 in stargz (nextFrame: 48422/96987): 24417, 72511
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 101, NextOffset: 216
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [2] at 48422 in stargz (nextFrame: 72435/96987): 24009, 48090
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 494, NextOffset: 514
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 514, NextOffset: 633
-    testutil.go:509: Offset: 656, NextOffset: 775
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty5 foo6 foo2 foo3 foo_empty4 foo5] vs [foo3 foo6 foo foo_empty foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo2 foo_empty2]
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 934, NextOffset: 954
-    testutil.go:509: Offset: 772, NextOffset: 792
-    testutil.go:509: Offset: 954, NextOffset: 1554
-    testutil.go:509: Offset: 792, NextOffset: 1310
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 318, NextOffset: 338
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24002 48423 72435 96347 96773]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96813):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 216, NextOffset: 236
-    testutil.go:509: Offset: 338, NextOffset: 477
-    testutil.go:509: Offset: 236, NextOffset: 355
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24002/96813): 23998, 96335
-    zstdchunked_test.go:104:   [1] at 24002 in stargz (nextFrame: 48423/96813): 24417, 72333
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [2] at 48423 in stargz (nextFrame: 72435/96813): 24008, 47912
-    zstdchunked_test.go:104:   [3] at 72435 in stargz (nextFrame: 96339/96813): 23908, 23900
-    zstdchunked_test.go:104:   [4] at 96339 in stargz (nextFrame: 96347/96813): 4, 422
-    zstdchunked_test.go:104:   [5] at 96347 in stargz (nextFrame: 96765/96813): -1, 414
-    zstdchunked_test.go:104:   [6] at 96765 in stargz (nextFrame: 96813/96813): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [3] at 72435 in stargz (nextFrame: 96516/96987): 24085, 24077
+    zstdchunked_test.go:104:   [4] at 96516 in stargz (nextFrame: 96524/96987): 4, 419
+    zstdchunked_test.go:104:   [5] at 96524 in stargz (nextFrame: 96939/96987): -1, 411
+    zstdchunked_test.go:104:   [6] at 96939 in stargz (nextFrame: 96987/96987): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24002,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48423,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24001,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48422,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48423,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72435,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48422,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72435,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 216, NextOffset: 236
+    testutil.go:509: Offset: 338, NextOffset: 477
+    testutil.go:509: Offset: 236, NextOffset: 355
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 477, NextOffset: 497
     testutil.go:509: Offset: 355, NextOffset: 375
     testutil.go:509: Offset: 497, NextOffset: 636
     testutil.go:509: Offset: 375, NextOffset: 494
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 494, NextOffset: 514
+    testutil.go:509: Offset: 656, NextOffset: 775
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 514, NextOffset: 633
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 775, NextOffset: 795
     testutil.go:509: Offset: 633, NextOffset: 653
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 795, NextOffset: 934
     testutil.go:509: Offset: 653, NextOffset: 772
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 203
-    testutil.go:509: Offset: 81, NextOffset: 101
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 934, NextOffset: 954
+    testutil.go:509: Offset: 772, NextOffset: 792
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 954, NextOffset: 1554
+    testutil.go:509: Offset: 792, NextOffset: 1310
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 203, NextOffset: 318
-    testutil.go:509: Offset: 101, NextOffset: 216
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 494, NextOffset: 514
-    testutil.go:509: Offset: 656, NextOffset: 775
-    testutil.go:509: Offset: 514, NextOffset: 633
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24000 48418 72430 96516 96941]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96981):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24000/96981): 23996, 96504
-    zstdchunked_test.go:104:   [1] at 24000 in stargz (nextFrame: 48418/96981): 24414, 72504
-    zstdchunked_test.go:104:   [2] at 48418 in stargz (nextFrame: 72430/96981): 24008, 48086
-    zstdchunked_test.go:104:   [3] at 72430 in stargz (nextFrame: 96508/96981): 24082, 24074
-    zstdchunked_test.go:104:   [4] at 96508 in stargz (nextFrame: 96516/96981): 4, 421
-    zstdchunked_test.go:104:   [5] at 96516 in stargz (nextFrame: 96933/96981): -1, 413
-    zstdchunked_test.go:104:   [6] at 96933 in stargz (nextFrame: 96981/96981): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24000,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48418,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24001 48422 72435 96352 96775]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96815):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24001/96815): 23997, 96340
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [1] at 24001 in stargz (nextFrame: 48422/96815): 24417, 72339
+    zstdchunked_test.go:104:   [2] at 48422 in stargz (nextFrame: 72435/96815): 24009, 47918
+    zstdchunked_test.go:104:   [3] at 72435 in stargz (nextFrame: 96344/96815): 23913, 23905
+    zstdchunked_test.go:104:   [4] at 96344 in stargz (nextFrame: 96352/96815): 4, 419
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
+    zstdchunked_test.go:104:   [5] at 96352 in stargz (nextFrame: 96767/96815): -1, 411
+    zstdchunked_test.go:104:   [6] at 96767 in stargz (nextFrame: 96815/96815): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24001,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48422,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48418,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72430,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48422,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72435,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":240,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":357,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":377,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":627,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":764,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":784,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":480,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":637,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":657,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":792,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":929,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":949,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo4 foo5 foo6 foo_empty foo2 foo_empty3 foo_empty4 foo_empty5] vs [foo_empty2 foo4 foo_empty4 foo3 foo_empty3 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 220, NextOffset: 240
-    testutil.go:509: Offset: 323, NextOffset: 343
-    testutil.go:509: Offset: 240, NextOffset: 357
-    testutil.go:509: Offset: 343, NextOffset: 480
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty foo2 foo4 foo_empty5 foo6 foo] vs [foo4 foo6 foo foo_empty foo3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo2 foo_empty2 foo_empty3]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 104
     testutil.go:509: Offset: 187, NextOffset: 207
@@ -224872,230 +225969,229 @@
     testutil.go:509: Offset: 357, NextOffset: 377
     testutil.go:509: Offset: 480, NextOffset: 500
     testutil.go:509: Offset: 377, NextOffset: 492
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 500, NextOffset: 637
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 492, NextOffset: 512
-    testutil.go:509: Offset: 637, NextOffset: 657
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 512, NextOffset: 627
-    testutil.go:509: Offset: 657, NextOffset: 772
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 627, NextOffset: 647
     testutil.go:509: Offset: 772, NextOffset: 792
     testutil.go:509: Offset: 647, NextOffset: 764
     testutil.go:509: Offset: 792, NextOffset: 929
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 220, NextOffset: 240
+    testutil.go:509: Offset: 323, NextOffset: 343
+    testutil.go:509: Offset: 240, NextOffset: 357
+    testutil.go:509: Offset: 343, NextOffset: 480
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 492, NextOffset: 512
+    testutil.go:509: Offset: 637, NextOffset: 657
+    testutil.go:509: Offset: 512, NextOffset: 627
+    testutil.go:509: Offset: 657, NextOffset: 772
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 764, NextOffset: 784
-    testutil.go:509: Offset: 929, NextOffset: 949
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 929, NextOffset: 949
     testutil.go:509: Offset: 784, NextOffset: 1314
     testutil.go:509: Offset: 949, NextOffset: 1549
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo3 foo_empty3 foo5 foo_empty5 foo6] vs [foo_empty5 foo foo_empty2 foo3 foo4 foo5 foo6 foo_empty foo2 foo_empty3 foo_empty4]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 772, NextOffset: 792
-    testutil.go:509: Offset: 627, NextOffset: 647
-    testutil.go:509: Offset: 792, NextOffset: 929
-    testutil.go:509: Offset: 647, NextOffset: 764
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo_empty3 foo4 foo6 foo foo_empty foo3 foo_empty4 foo5 foo_empty5] vs [foo2 foo4 foo_empty5 foo6 foo foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 637, NextOffset: 657
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 492, NextOffset: 512
+    testutil.go:509: Offset: 657, NextOffset: 772
+    testutil.go:509: Offset: 512, NextOffset: 627
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 929, NextOffset: 949
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 764, NextOffset: 784
     testutil.go:509: Offset: 949, NextOffset: 1549
     testutil.go:509: Offset: 784, NextOffset: 1314
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 187, NextOffset: 207
     testutil.go:509: Offset: 84, NextOffset: 104
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 207, NextOffset: 323
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 104, NextOffset: 220
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24000 48418 72430 96342 96767]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96807):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 343
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24000/96807): 23996, 96330
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 220, NextOffset: 240
-    testutil.go:509: Offset: 343, NextOffset: 480
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [1] at 24000 in stargz (nextFrame: 48418/96807): 24414, 72330
-    zstdchunked_test.go:104:   [2] at 48418 in stargz (nextFrame: 72430/96807): 24008, 47912
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 240, NextOffset: 357
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [3] at 72430 in stargz (nextFrame: 96334/96807): 23908, 23900
-    zstdchunked_test.go:104:   [4] at 96334 in stargz (nextFrame: 96342/96807): 4, 421
-    zstdchunked_test.go:104:   [5] at 96342 in stargz (nextFrame: 96759/96807): -1, 413
-    zstdchunked_test.go:104:   [6] at 96759 in stargz (nextFrame: 96807/96807): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24000,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48418,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48418,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72430,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 637, NextOffset: 657
-    testutil.go:509: Offset: 492, NextOffset: 512
-    testutil.go:509: Offset: 657, NextOffset: 772
-    testutil.go:509: Offset: 512, NextOffset: 627
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 480, NextOffset: 500
     testutil.go:509: Offset: 357, NextOffset: 377
     testutil.go:509: Offset: 500, NextOffset: 637
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24001 48422 72435 96524 96947]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96987):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 377, NextOffset: 492
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24001/96987): 23997, 96512
+    zstdchunked_test.go:104:   [1] at 24001 in stargz (nextFrame: 48422/96987): 24417, 72511
+    zstdchunked_test.go:104:   [2] at 48422 in stargz (nextFrame: 72435/96987): 24009, 48090
+    zstdchunked_test.go:104:   [3] at 72435 in stargz (nextFrame: 96516/96987): 24085, 24077
+    zstdchunked_test.go:104:   [4] at 96516 in stargz (nextFrame: 96524/96987): 4, 419
+    zstdchunked_test.go:104:   [5] at 96524 in stargz (nextFrame: 96939/96987): -1, 411
+    zstdchunked_test.go:104:   [6] at 96939 in stargz (nextFrame: 96987/96987): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24001,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48422,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48422,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72435,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 772, NextOffset: 792
+    testutil.go:509: Offset: 627, NextOffset: 647
+    testutil.go:509: Offset: 792, NextOffset: 929
+    testutil.go:509: Offset: 647, NextOffset: 764
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 323, NextOffset: 343
+    testutil.go:509: Offset: 220, NextOffset: 240
+    testutil.go:509: Offset: 343, NextOffset: 480
 === NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24000 48418 72430 96516 96941]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96981):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24000/96981): 23996, 96504
-    zstdchunked_test.go:104:   [1] at 24000 in stargz (nextFrame: 48418/96981): 24414, 72504
-    zstdchunked_test.go:104:   [2] at 48418 in stargz (nextFrame: 72430/96981): 24008, 48086
-    zstdchunked_test.go:104:   [3] at 72430 in stargz (nextFrame: 96508/96981): 24082, 24074
-    zstdchunked_test.go:104:   [4] at 96508 in stargz (nextFrame: 96516/96981): 4, 421
-    zstdchunked_test.go:104:   [5] at 96516 in stargz (nextFrame: 96933/96981): -1, 413
-    zstdchunked_test.go:104:   [6] at 96933 in stargz (nextFrame: 96981/96981): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24000,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48418,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 240, NextOffset: 357
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24001 48422 72435 96352 96775]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96815):
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24001/96815): 23997, 96340
+    zstdchunked_test.go:104:   [1] at 24001 in stargz (nextFrame: 48422/96815): 24417, 72339
+    zstdchunked_test.go:104:   [2] at 48422 in stargz (nextFrame: 72435/96815): 24009, 47918
+    zstdchunked_test.go:104:   [3] at 72435 in stargz (nextFrame: 96344/96815): 23913, 23905
+    zstdchunked_test.go:104:   [4] at 96344 in stargz (nextFrame: 96352/96815): 4, 419
+    zstdchunked_test.go:104:   [5] at 96352 in stargz (nextFrame: 96767/96815): -1, 411
+    zstdchunked_test.go:104:   [6] at 96767 in stargz (nextFrame: 96815/96815): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24001,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48422,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48418,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72430,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48422,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72435,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":82,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":221,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":358,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":378,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":638,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":658,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":778,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":798,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":342,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":482,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":642,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":662,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":942,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":962,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo2 foo_empty2 foo4 foo5 foo_empty5 foo6 foo foo_empty foo3] vs [foo_empty5 .no.prefetch.landmark foo foo_empty3 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo4]
+    testutil.go:401: Directory: "" vs "": [foo foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4] vs [foo_empty4 foo5 foo6 foo foo2 foo3 foo4 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 778, NextOffset: 798
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 942, NextOffset: 962
     testutil.go:509: Offset: 798, NextOffset: 1314
     testutil.go:509: Offset: 962, NextOffset: 1560
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 183, NextOffset: 203
-    testutil.go:509: Offset: 102, NextOffset: 221
-    testutil.go:509: Offset: 203, NextOffset: 322
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 358, NextOffset: 378
-    testutil.go:509: Offset: 482, NextOffset: 502
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 378, NextOffset: 498
-    testutil.go:509: Offset: 502, NextOffset: 642
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 221, NextOffset: 241
     testutil.go:509: Offset: 322, NextOffset: 342
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 241, NextOffset: 358
     testutil.go:509: Offset: 342, NextOffset: 482
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 358, NextOffset: 378
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 482, NextOffset: 502
+    testutil.go:509: Offset: 378, NextOffset: 498
+    testutil.go:509: Offset: 502, NextOffset: 642
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 498, NextOffset: 518
     testutil.go:509: Offset: 642, NextOffset: 662
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 518, NextOffset: 638
     testutil.go:509: Offset: 662, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 183, NextOffset: 203
+    testutil.go:509: Offset: 102, NextOffset: 221
+    testutil.go:509: Offset: 203, NextOffset: 322
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 638, NextOffset: 658
     testutil.go:509: Offset: 782, NextOffset: 802
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 658, NextOffset: 778
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24001 48422 72437 96526 96949]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96989):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24001/96989): 23997, 96514
+    zstdchunked_test.go:104:   [1] at 24001 in stargz (nextFrame: 48422/96989): 24417, 72513
+    zstdchunked_test.go:104:   [2] at 48422 in stargz (nextFrame: 72437/96989): 24011, 48092
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 802, NextOffset: 942
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [3] at 72437 in stargz (nextFrame: 96518/96989): 24085, 24077
+    zstdchunked_test.go:104:   [4] at 96518 in stargz (nextFrame: 96526/96989): 4, 419
+    zstdchunked_test.go:104:   [5] at 96526 in stargz (nextFrame: 96941/96989): -1, 411
+    zstdchunked_test.go:104:   [6] at 96941 in stargz (nextFrame: 96989/96989): -1, -1
+    testutil.go:1638: got TOC entries:
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 .no.prefetch.landmark foo foo_empty3 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo4] vs [foo foo_empty foo3 foo_empty3 foo_empty4 foo2 foo_empty2 foo4 foo5 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 203
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 203, NextOffset: 322
-    testutil.go:509: Offset: 102, NextOffset: 221
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24001,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48422,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48422,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72437,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty5 .no.prefetch.landmark foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 foo6 foo foo2] vs [foo3 foo_empty3 foo4 foo_empty4 foo foo5 foo_empty5 foo6 foo_empty foo2 foo_empty2]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 782, NextOffset: 802
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 638, NextOffset: 658
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 802, NextOffset: 942
     testutil.go:509: Offset: 658, NextOffset: 778
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 942, NextOffset: 962
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24000 48418 72430 96342 96767]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96807):
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 778, NextOffset: 798
     testutil.go:509: Offset: 962, NextOffset: 1560
     testutil.go:509: Offset: 798, NextOffset: 1314
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 203
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 203, NextOffset: 322
+    testutil.go:509: Offset: 102, NextOffset: 221
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 322, NextOffset: 342
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24000/96807): 23996, 96330
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 221, NextOffset: 241
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [1] at 24000 in stargz (nextFrame: 48418/96807): 24414, 72330
-    zstdchunked_test.go:104:   [2] at 48418 in stargz (nextFrame: 72430/96807): 24008, 47912
-    zstdchunked_test.go:104:   [3] at 72430 in stargz (nextFrame: 96334/96807): 23908, 23900
-    zstdchunked_test.go:104:   [4] at 96334 in stargz (nextFrame: 96342/96807): 4, 421
-    zstdchunked_test.go:104:   [5] at 96342 in stargz (nextFrame: 96759/96807): -1, 413
-    zstdchunked_test.go:104:   [6] at 96759 in stargz (nextFrame: 96807/96807): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24000,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48418,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48418,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72430,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 342, NextOffset: 482
     testutil.go:509: Offset: 241, NextOffset: 358
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 482, NextOffset: 502
     testutil.go:509: Offset: 358, NextOffset: 378
@@ -225106,410 +226202,427 @@
     testutil.go:509: Offset: 498, NextOffset: 518
     testutil.go:509: Offset: 662, NextOffset: 782
     testutil.go:509: Offset: 518, NextOffset: 638
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24001 48422 72437 96354 96777]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96817):
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24001/96817): 23997, 96342
+    zstdchunked_test.go:104:   [1] at 24001 in stargz (nextFrame: 48422/96817): 24417, 72341
+    zstdchunked_test.go:104:   [2] at 48422 in stargz (nextFrame: 72437/96817): 24011, 47920
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [3] at 72437 in stargz (nextFrame: 96346/96817): 23913, 23905
+    zstdchunked_test.go:104:   [4] at 96346 in stargz (nextFrame: 96354/96817): 4, 419
+    zstdchunked_test.go:104:   [5] at 96354 in stargz (nextFrame: 96769/96817): -1, 411
+    zstdchunked_test.go:104:   [6] at 96769 in stargz (nextFrame: 96817/96817): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24001,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48422,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48422,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72437,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":360,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":380,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":188,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":325,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":483,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":503,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":661,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":779,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":937,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":957,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo6 foo_empty foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo2 foo_empty2] vs [foo4 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo_empty3]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 188, NextOffset: 208
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 105, NextOffset: 222
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24000 48419 72433 96519 96945]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96985):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24000/96985): 23996, 96507
-    zstdchunked_test.go:104:   [1] at 24000 in stargz (nextFrame: 48419/96985): 24415, 72507
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 208, NextOffset: 325
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [2] at 48419 in stargz (nextFrame: 72433/96985): 24010, 48088
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo5 foo foo_empty foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo2] vs [foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo3 foo_empty4 foo6 foo_empty foo2 foo_empty2 foo_empty3]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 498, NextOffset: 518
+    testutil.go:509: Offset: 641, NextOffset: 661
+    testutil.go:509: Offset: 518, NextOffset: 636
+    testutil.go:509: Offset: 661, NextOffset: 779
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 774, NextOffset: 794
+    testutil.go:509: Offset: 937, NextOffset: 957
+    testutil.go:509: Offset: 794, NextOffset: 1317
+    testutil.go:509: Offset: 957, NextOffset: 1558
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 222, NextOffset: 242
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [3] at 72433 in stargz (nextFrame: 96511/96985): 24082, 24074
-    zstdchunked_test.go:104:   [4] at 96511 in stargz (nextFrame: 96519/96985): 4, 422
-    zstdchunked_test.go:104:   [5] at 96519 in stargz (nextFrame: 96937/96985): -1, 414
-    zstdchunked_test.go:104:   [6] at 96937 in stargz (nextFrame: 96985/96985): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24000,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48419,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48419,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72433,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 325, NextOffset: 345
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 242, NextOffset: 360
     testutil.go:509: Offset: 345, NextOffset: 483
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 360, NextOffset: 380
     testutil.go:509: Offset: 483, NextOffset: 503
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 380, NextOffset: 498
     testutil.go:509: Offset: 503, NextOffset: 641
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 774, NextOffset: 794
-    testutil.go:509: Offset: 937, NextOffset: 957
-    testutil.go:509: Offset: 794, NextOffset: 1317
-    testutil.go:509: Offset: 957, NextOffset: 1558
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 498, NextOffset: 518
-    testutil.go:509: Offset: 641, NextOffset: 661
-    testutil.go:509: Offset: 518, NextOffset: 636
-    testutil.go:509: Offset: 661, NextOffset: 779
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 636, NextOffset: 656
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 779, NextOffset: 799
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 656, NextOffset: 774
     testutil.go:509: Offset: 799, NextOffset: 937
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 188, NextOffset: 208
+    testutil.go:509: Offset: 105, NextOffset: 222
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 208, NextOffset: 325
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo6 foo foo_empty foo_empty3 foo4 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty4] vs [foo4 foo_empty4 foo5 foo_empty5 foo foo2 foo_empty2 foo3 foo6 foo_empty foo_empty3]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 937, NextOffset: 957
-    testutil.go:509: Offset: 774, NextOffset: 794
-    testutil.go:509: Offset: 957, NextOffset: 1558
-    testutil.go:509: Offset: 794, NextOffset: 1317
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark foo foo3 foo_empty4 foo6 foo_empty] vs [foo foo_empty foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo2 foo3 foo_empty3 foo5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 188, NextOffset: 208
     testutil.go:509: Offset: 85, NextOffset: 105
     testutil.go:509: Offset: 208, NextOffset: 325
     testutil.go:509: Offset: 105, NextOffset: 222
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 641, NextOffset: 661
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24000 48419 72433 96345 96771]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96811):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 498, NextOffset: 518
-    testutil.go:509: Offset: 661, NextOffset: 779
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24000/96811): 23996, 96333
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24004 48427 72444 96533 96958]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96998):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24004/96998): 24000, 96521
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 518, NextOffset: 636
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [1] at 24000 in stargz (nextFrame: 48419/96811): 24415, 72333
-    zstdchunked_test.go:104:   [2] at 48419 in stargz (nextFrame: 72433/96811): 24010, 47914
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 483, NextOffset: 503
+    testutil.go:509: Offset: 360, NextOffset: 380
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [1] at 24004 in stargz (nextFrame: 48427/96998): 24419, 72517
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 325, NextOffset: 345
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [3] at 72433 in stargz (nextFrame: 96337/96811): 23908, 23900
-    zstdchunked_test.go:104:   [4] at 96337 in stargz (nextFrame: 96345/96811): 4, 422
-    zstdchunked_test.go:104:   [5] at 96345 in stargz (nextFrame: 96763/96811): -1, 414
-    zstdchunked_test.go:104:   [6] at 96763 in stargz (nextFrame: 96811/96811): -1, -1
+    testutil.go:509: Offset: 503, NextOffset: 641
+    testutil.go:509: Offset: 380, NextOffset: 498
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
+    zstdchunked_test.go:104:   [2] at 48427 in stargz (nextFrame: 72444/96998): 24013, 48094
+    zstdchunked_test.go:104:   [3] at 72444 in stargz (nextFrame: 96525/96998): 24085, 24077
+    zstdchunked_test.go:104:   [4] at 96525 in stargz (nextFrame: 96533/96998): 4, 421
+    zstdchunked_test.go:104:   [5] at 96533 in stargz (nextFrame: 96950/96998): -1, 413
+    zstdchunked_test.go:104:   [6] at 96950 in stargz (nextFrame: 96998/96998): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24000,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48419,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24004,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48427,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48419,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72433,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48427,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72444,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 937, NextOffset: 957
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 774, NextOffset: 794
+    testutil.go:509: Offset: 957, NextOffset: 1558
+    testutil.go:509: Offset: 794, NextOffset: 1317
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 325, NextOffset: 345
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 222, NextOffset: 242
     testutil.go:509: Offset: 345, NextOffset: 483
     testutil.go:509: Offset: 242, NextOffset: 360
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 483, NextOffset: 503
-    testutil.go:509: Offset: 360, NextOffset: 380
-    testutil.go:509: Offset: 503, NextOffset: 641
-    testutil.go:509: Offset: 380, NextOffset: 498
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 641, NextOffset: 661
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 498, NextOffset: 518
+    testutil.go:509: Offset: 661, NextOffset: 779
+    testutil.go:509: Offset: 518, NextOffset: 636
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 779, NextOffset: 799
     testutil.go:509: Offset: 636, NextOffset: 656
     testutil.go:509: Offset: 799, NextOffset: 937
     testutil.go:509: Offset: 656, NextOffset: 774
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24003 48424 72440 96526 96951]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96991):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24003/96991): 23999, 96514
-    zstdchunked_test.go:104:   [1] at 24003 in stargz (nextFrame: 48424/96991): 24417, 72511
-    zstdchunked_test.go:104:   [2] at 48424 in stargz (nextFrame: 72440/96991): 24012, 48090
-    zstdchunked_test.go:104:   [3] at 72440 in stargz (nextFrame: 96518/96991): 24082, 24074
-    zstdchunked_test.go:104:   [4] at 96518 in stargz (nextFrame: 96526/96991): 4, 421
-    zstdchunked_test.go:104:   [5] at 96526 in stargz (nextFrame: 96943/96991): -1, 413
-    zstdchunked_test.go:104:   [6] at 96943 in stargz (nextFrame: 96991/96991): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24003,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48424,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
+    testutil.go:1580: testing streams: [0 0 24004 48427 72444 96361 96786]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96826):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24004/96826): 24000, 96349
+    zstdchunked_test.go:104:   [1] at 24004 in stargz (nextFrame: 48427/96826): 24419, 72345
+    zstdchunked_test.go:104:   [2] at 48427 in stargz (nextFrame: 72444/96826): 24013, 47922
+    zstdchunked_test.go:104:   [3] at 72444 in stargz (nextFrame: 96353/96826): 23913, 23905
+    zstdchunked_test.go:104:   [4] at 96353 in stargz (nextFrame: 96361/96826): 4, 421
+    zstdchunked_test.go:104:   [5] at 96361 in stargz (nextFrame: 96778/96826): -1, 413
+    zstdchunked_test.go:104:   [6] at 96778 in stargz (nextFrame: 96826/96826): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24004,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48427,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48424,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72440,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48427,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72444,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":81,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":216,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":236,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":355,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":375,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":494,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":514,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":633,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":653,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":792,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":318,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":338,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":477,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":497,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":775,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":795,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":934,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":954,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo4 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty] vs [.no.prefetch.landmark foo foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo3 foo4]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty3 foo6 foo2 foo4 foo_empty4 foo5 foo_empty5] vs [foo foo2 foo_empty2 foo4 foo6 .no.prefetch.landmark foo_empty foo3 foo_empty3 foo_empty4 foo5 foo_empty5]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 633, NextOffset: 653
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 775, NextOffset: 795
     testutil.go:509: Offset: 653, NextOffset: 772
     testutil.go:509: Offset: 795, NextOffset: 934
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 772, NextOffset: 792
-    testutil.go:509: Offset: 934, NextOffset: 954
-    testutil.go:509: Offset: 792, NextOffset: 1310
-    testutil.go:509: Offset: 954, NextOffset: 1554
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 81, NextOffset: 101
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 101, NextOffset: 216
     testutil.go:509: Offset: 203, NextOffset: 318
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 355, NextOffset: 375
+    testutil.go:509: Offset: 477, NextOffset: 497
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 375, NextOffset: 494
+    testutil.go:509: Offset: 497, NextOffset: 636
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 772, NextOffset: 792
+    testutil.go:509: Offset: 934, NextOffset: 954
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 792, NextOffset: 1310
+    testutil.go:509: Offset: 954, NextOffset: 1554
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 216, NextOffset: 236
-    testutil.go:509: Offset: 318, NextOffset: 338
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
+    testutil.go:1580: testing streams: [0 0 24004 48427 72444 96533 96958]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96998):
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 318, NextOffset: 338
     testutil.go:509: Offset: 236, NextOffset: 355
     testutil.go:509: Offset: 338, NextOffset: 477
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24004/96998): 24000, 96521
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 494, NextOffset: 514
-    testutil.go:509: Offset: 636, NextOffset: 656
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [1] at 24004 in stargz (nextFrame: 48427/96998): 24419, 72517
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 636, NextOffset: 656
     testutil.go:509: Offset: 514, NextOffset: 633
-    testutil.go:509: Offset: 656, NextOffset: 775
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 355, NextOffset: 375
-    testutil.go:509: Offset: 477, NextOffset: 497
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
+    zstdchunked_test.go:104:   [2] at 48427 in stargz (nextFrame: 72444/96998): 24013, 48094
+    zstdchunked_test.go:104:   [3] at 72444 in stargz (nextFrame: 96525/96998): 24085, 24077
+    zstdchunked_test.go:104:   [4] at 96525 in stargz (nextFrame: 96533/96998): 4, 421
+    zstdchunked_test.go:104:   [5] at 96533 in stargz (nextFrame: 96950/96998): -1, 413
+    zstdchunked_test.go:104:   [6] at 96950 in stargz (nextFrame: 96998/96998): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24004,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48427,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48427,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72444,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 375, NextOffset: 494
-    testutil.go:509: Offset: 497, NextOffset: 636
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 656, NextOffset: 775
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty2 foo_empty3 foo_empty4 foo5 foo_empty5 foo6 foo_empty foo2 foo3 foo4] vs [foo6 foo foo_empty foo2 foo4 foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 203
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 81, NextOffset: 101
-    testutil.go:509: Offset: 203, NextOffset: 318
-    testutil.go:509: Offset: 101, NextOffset: 216
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo4 foo6 .no.prefetch.landmark foo_empty foo3 foo_empty3 foo_empty4 foo5 foo_empty5] vs [foo foo_empty foo_empty2 foo3 foo_empty3 foo6 foo2 foo4 foo_empty4 foo5 foo_empty5]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 775, NextOffset: 795
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 633, NextOffset: 653
     testutil.go:509: Offset: 795, NextOffset: 934
     testutil.go:509: Offset: 653, NextOffset: 772
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-    testutil.go:1580: testing streams: [0 0 24003 48424 72440 96352 96777]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96817):
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24003/96817): 23999, 96340
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [1] at 24003 in stargz (nextFrame: 48424/96817): 24417, 72337
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 203
+    testutil.go:509: Offset: 81, NextOffset: 101
+    testutil.go:509: Offset: 203, NextOffset: 318
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 101, NextOffset: 216
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 318, NextOffset: 338
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 216, NextOffset: 236
+    testutil.go:509: Offset: 338, NextOffset: 477
+    testutil.go:509: Offset: 236, NextOffset: 355
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 494, NextOffset: 514
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 656, NextOffset: 775
+    testutil.go:509: Offset: 514, NextOffset: 633
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 934, NextOffset: 954
     testutil.go:509: Offset: 772, NextOffset: 792
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR
-    zstdchunked_test.go:104:   [2] at 48424 in stargz (nextFrame: 72440/96817): 24012, 47916
-    zstdchunked_test.go:104:   [3] at 72440 in stargz (nextFrame: 96344/96817): 23908, 23900
-    zstdchunked_test.go:104:   [4] at 96344 in stargz (nextFrame: 96352/96817): 4, 421
-    zstdchunked_test.go:104:   [5] at 96352 in stargz (nextFrame: 96769/96817): -1, 413
-    zstdchunked_test.go:104:   [6] at 96769 in stargz (nextFrame: 96817/96817): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24003,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48424,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48424,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72440,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 954, NextOffset: 1554
     testutil.go:509: Offset: 792, NextOffset: 1310
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 318, NextOffset: 338
-    testutil.go:509: Offset: 216, NextOffset: 236
-    testutil.go:509: Offset: 338, NextOffset: 477
-    testutil.go:509: Offset: 236, NextOffset: 355
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 477, NextOffset: 497
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
+    testutil.go:1580: testing streams: [0 0 24004 48427 72444 96361 96786]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96826):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24004/96826): 24000, 96349
+    zstdchunked_test.go:104:   [1] at 24004 in stargz (nextFrame: 48427/96826): 24419, 72345
+    zstdchunked_test.go:104:   [2] at 48427 in stargz (nextFrame: 72444/96826): 24013, 47922
+    zstdchunked_test.go:104:   [3] at 72444 in stargz (nextFrame: 96353/96826): 23913, 23905
+    zstdchunked_test.go:104:   [4] at 96353 in stargz (nextFrame: 96361/96826): 4, 421
+    zstdchunked_test.go:104:   [5] at 96361 in stargz (nextFrame: 96778/96826): -1, 413
+    zstdchunked_test.go:104:   [6] at 96778 in stargz (nextFrame: 96826/96826): -1, -1
+    testutil.go:1638: got TOC entries:
+    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24004,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48427,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48427,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72444,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 355, NextOffset: 375
     testutil.go:509: Offset: 497, NextOffset: 636
     testutil.go:509: Offset: 375, NextOffset: 494
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 494, NextOffset: 514
-    testutil.go:509: Offset: 656, NextOffset: 775
-    testutil.go:509: Offset: 514, NextOffset: 633
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
+    testutil.go:1763: On "foo2": got preread of "foo3"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":220,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":240,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":357,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":377,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":492,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":512,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":627,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":764,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":784,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":480,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":637,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":657,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":772,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":792,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":929,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":949,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo6 foo2 foo_empty4 foo5 foo_empty5] vs [.no.prefetch.landmark foo2 foo3 foo5 foo6 foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty4 foo_empty5 foo6 foo foo_empty foo2 foo_empty3 foo4 foo5] vs [foo foo_empty foo2 foo3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty2 foo_empty3 foo_empty4 foo_empty5]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 357, NextOffset: 377
+    testutil.go:509: Offset: 480, NextOffset: 500
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 377, NextOffset: 492
+    testutil.go:509: Offset: 500, NextOffset: 637
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 764, NextOffset: 784
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 929, NextOffset: 949
+    testutil.go:509: Offset: 784, NextOffset: 1314
+    testutil.go:509: Offset: 949, NextOffset: 1549
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 104
     testutil.go:509: Offset: 187, NextOffset: 207
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-    testutil.go:1580: testing streams: [0 0 24003 48424 72440 96526 96951]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96991):
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
+    testutil.go:1580: testing streams: [0 0 24003 48427 72443 96532 96957]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96997):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24003/96997): 23999, 96520
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 104, NextOffset: 220
     testutil.go:509: Offset: 207, NextOffset: 323
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [1] at 24003 in stargz (nextFrame: 48427/96997): 24420, 72517
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 357, NextOffset: 377
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24003/96991): 23999, 96514
-    zstdchunked_test.go:104:   [1] at 24003 in stargz (nextFrame: 48424/96991): 24417, 72511
-    zstdchunked_test.go:104:   [2] at 48424 in stargz (nextFrame: 72440/96991): 24012, 48090
-    zstdchunked_test.go:104:   [3] at 72440 in stargz (nextFrame: 96518/96991): 24082, 24074
-    zstdchunked_test.go:104:   [4] at 96518 in stargz (nextFrame: 96526/96991): 4, 421
-    zstdchunked_test.go:104:   [5] at 96526 in stargz (nextFrame: 96943/96991): -1, 413
-    zstdchunked_test.go:104:   [6] at 96943 in stargz (nextFrame: 96991/96991): -1, -1
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 220, NextOffset: 240
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
+    zstdchunked_test.go:104:   [2] at 48427 in stargz (nextFrame: 72443/96997): 24012, 48093
+    zstdchunked_test.go:104:   [3] at 72443 in stargz (nextFrame: 96524/96997): 24085, 24077
+    zstdchunked_test.go:104:   [4] at 96524 in stargz (nextFrame: 96532/96997): 4, 421
+    zstdchunked_test.go:104:   [5] at 96532 in stargz (nextFrame: 96949/96997): -1, 413
+    zstdchunked_test.go:104:   [6] at 96949 in stargz (nextFrame: 96997/96997): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24003,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48424,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24003,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48427,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48424,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72440,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48427,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72443,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 323, NextOffset: 343
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 480, NextOffset: 500
-    testutil.go:509: Offset: 377, NextOffset: 492
-    testutil.go:509: Offset: 500, NextOffset: 637
+    testutil.go:509: Offset: 240, NextOffset: 357
+    testutil.go:509: Offset: 343, NextOffset: 480
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 492, NextOffset: 512
     testutil.go:509: Offset: 637, NextOffset: 657
     testutil.go:509: Offset: 512, NextOffset: 627
     testutil.go:509: Offset: 657, NextOffset: 772
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 764, NextOffset: 784
-    testutil.go:509: Offset: 929, NextOffset: 949
-    testutil.go:509: Offset: 784, NextOffset: 1314
-    testutil.go:509: Offset: 949, NextOffset: 1549
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 220, NextOffset: 240
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 323, NextOffset: 343
-    testutil.go:509: Offset: 240, NextOffset: 357
-    testutil.go:509: Offset: 343, NextOffset: 480
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 627, NextOffset: 647
     testutil.go:509: Offset: 772, NextOffset: 792
     testutil.go:509: Offset: 647, NextOffset: 764
     testutil.go:509: Offset: 792, NextOffset: 929
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
+    testutil.go:1580: testing streams: [0 0 24003 48427 72443 96360 96785]
+    zstdchunked_test.go:59: got zstd streams (compressed size: 96825):
+    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24003/96825): 23999, 96348
+    zstdchunked_test.go:104:   [1] at 24003 in stargz (nextFrame: 48427/96825): 24420, 72345
+    zstdchunked_test.go:104:   [2] at 48427 in stargz (nextFrame: 72443/96825): 24012, 47921
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo2 foo3 foo5 foo6] vs [foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo6 foo2 foo_empty4 foo5 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty2 foo_empty3 foo_empty4 foo_empty5] vs [foo foo_empty foo2 foo_empty3 foo4 foo5 foo_empty2 foo3 foo_empty4 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 187, NextOffset: 207
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-    testutil.go:1580: testing streams: [0 0 24003 48424 72440 96352 96777]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96817):
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 207, NextOffset: 323
-    testutil.go:509: Offset: 104, NextOffset: 220
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24003/96817): 23999, 96340
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 637, NextOffset: 657
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [1] at 24003 in stargz (nextFrame: 48424/96817): 24417, 72337
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 492, NextOffset: 512
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [2] at 48424 in stargz (nextFrame: 72440/96817): 24012, 47916
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 657, NextOffset: 772
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
-    zstdchunked_test.go:104:   [3] at 72440 in stargz (nextFrame: 96344/96817): 23908, 23900
-    zstdchunked_test.go:104:   [4] at 96344 in stargz (nextFrame: 96352/96817): 4, 421
-    zstdchunked_test.go:104:   [5] at 96352 in stargz (nextFrame: 96769/96817): -1, 413
-    zstdchunked_test.go:104:   [6] at 96769 in stargz (nextFrame: 96817/96817): -1, -1
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [3] at 72443 in stargz (nextFrame: 96352/96825): 23913, 23905
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 512, NextOffset: 627
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX
+    testutil.go:509: Offset: 187, NextOffset: 207
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
+    zstdchunked_test.go:104:   [4] at 96352 in stargz (nextFrame: 96360/96825): 4, 421
+    zstdchunked_test.go:104:   [5] at 96360 in stargz (nextFrame: 96777/96825): -1, 413
+    zstdchunked_test.go:104:   [6] at 96777 in stargz (nextFrame: 96825/96825): -1, -1
     testutil.go:1638: got TOC entries:
     testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24003,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48424,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
+    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24003,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48427,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
     testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48424,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72440,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
+    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48427,"innerOffset":1536,"digest":"sha256:9d3f3e6ef39ea7044a67a47e1418cb852580bfd51112b194f32656079f04c036","chunkSize":32000,"chunkDigest":"sha256:020db8a023c9d53d80a87c1033c22a0d7bdfd014471dde5c370254ca73ec7e9c"}
+    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72443,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:74ce961ace028816cafdfee0e9f0286ed0800f77cdc4edad9579d2b6c68f993e"}
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 84, NextOffset: 104
+=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
     testutil.go:1763: On "foo2": got preread of "foo3"
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:509: Offset: 207, NextOffset: 323
+    testutil.go:509: Offset: 104, NextOffset: 220
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 323, NextOffset: 343
     testutil.go:509: Offset: 220, NextOffset: 240
@@ -225520,6 +226633,16 @@
     testutil.go:509: Offset: 357, NextOffset: 377
     testutil.go:509: Offset: 500, NextOffset: 637
     testutil.go:509: Offset: 377, NextOffset: 492
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 637, NextOffset: 657
+    testutil.go:509: Offset: 492, NextOffset: 512
+    testutil.go:509: Offset: 657, NextOffset: 772
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 512, NextOffset: 627
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 772, NextOffset: 792
     testutil.go:509: Offset: 627, NextOffset: 647
@@ -225530,178 +226653,136 @@
     testutil.go:509: Offset: 764, NextOffset: 784
     testutil.go:509: Offset: 949, NextOffset: 1549
     testutil.go:509: Offset: 784, NextOffset: 1314
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":82,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":221,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":358,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":378,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":638,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":658,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":778,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":798,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":342,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":482,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":502,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":642,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":662,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":942,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":962,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo2 foo_empty2 foo_empty3 foo_empty4 foo foo_empty foo3 foo4 foo5 foo_empty5] vs [foo foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 221, NextOffset: 241
-    testutil.go:509: Offset: 322, NextOffset: 342
-    testutil.go:509: Offset: 241, NextOffset: 358
-    testutil.go:509: Offset: 342, NextOffset: 482
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo6 foo foo_empty foo4 foo_empty4 foo5 foo_empty5 foo2 foo_empty2 foo3] vs [foo_empty foo_empty2 foo3 foo_empty3 foo5 .no.prefetch.landmark foo foo2 foo4 foo_empty4 foo_empty5 foo6]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 82, NextOffset: 102
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-    testutil.go:1580: testing streams: [0 0 24002 48424 72439 96525 96950]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96990):
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 102, NextOffset: 221
-    testutil.go:509: Offset: 203, NextOffset: 322
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24002/96990): 23998, 96513
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 203, NextOffset: 322
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 358, NextOffset: 378
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU
-    zstdchunked_test.go:104:   [1] at 24002 in stargz (nextFrame: 48424/96990): 24418, 72511
-    zstdchunked_test.go:104:   [2] at 48424 in stargz (nextFrame: 72439/96990): 24011, 48089
-    zstdchunked_test.go:104:   [3] at 72439 in stargz (nextFrame: 96517/96990): 24082, 24074
-    zstdchunked_test.go:104:   [4] at 96517 in stargz (nextFrame: 96525/96990): 4, 421
-    zstdchunked_test.go:104:   [5] at 96525 in stargz (nextFrame: 96942/96990): -1, 413
-    zstdchunked_test.go:104:   [6] at 96942 in stargz (nextFrame: 96990/96990): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24002,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48424,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48424,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72439,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 482, NextOffset: 502
-    testutil.go:509: Offset: 378, NextOffset: 498
-    testutil.go:509: Offset: 502, NextOffset: 642
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 498, NextOffset: 518
     testutil.go:509: Offset: 642, NextOffset: 662
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 518, NextOffset: 638
     testutil.go:509: Offset: 662, NextOffset: 782
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 638, NextOffset: 658
     testutil.go:509: Offset: 782, NextOffset: 802
     testutil.go:509: Offset: 658, NextOffset: 778
     testutil.go:509: Offset: 802, NextOffset: 942
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 221, NextOffset: 241
+    testutil.go:509: Offset: 322, NextOffset: 342
+    testutil.go:509: Offset: 241, NextOffset: 358
+    testutil.go:509: Offset: 342, NextOffset: 482
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 358, NextOffset: 378
+    testutil.go:509: Offset: 482, NextOffset: 502
+    testutil.go:509: Offset: 378, NextOffset: 498
+    testutil.go:509: Offset: 502, NextOffset: 642
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 778, NextOffset: 798
     testutil.go:509: Offset: 942, NextOffset: 962
     testutil.go:509: Offset: 798, NextOffset: 1314
-=== RUN   TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 962, NextOffset: 1560
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 .no.prefetch.landmark foo foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4] vs [foo_empty3 foo_empty4 foo foo_empty foo3 foo4 foo5 foo_empty5 foo6 foo2 foo_empty2]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 203
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 203, NextOffset: 322
-    testutil.go:509: Offset: 102, NextOffset: 221
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo2 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2 foo3 foo_empty3 foo5] vs [foo5 foo_empty5 foo2 foo_empty2 foo3 foo_empty3 foo6 foo foo_empty foo4 foo_empty4]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 482, NextOffset: 502
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 358, NextOffset: 378
+    testutil.go:509: Offset: 502, NextOffset: 642
+    testutil.go:509: Offset: 378, NextOffset: 498
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 782, NextOffset: 802
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-    testutil.go:1580: testing streams: [0 0 24002 48424 72439 96351 96776]
-    zstdchunked_test.go:59: got zstd streams (compressed size: 96816):
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 638, NextOffset: 658
     testutil.go:509: Offset: 802, NextOffset: 942
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [0] at 0 in stargz (nextFrame: 24002/96816): 23998, 96339
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 658, NextOffset: 778
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-    zstdchunked_test.go:104:   [1] at 24002 in stargz (nextFrame: 48424/96816): 24418, 72337
-    zstdchunked_test.go:104:   [2] at 48424 in stargz (nextFrame: 72439/96816): 24011, 47915
-    zstdchunked_test.go:104:   [3] at 72439 in stargz (nextFrame: 96343/96816): 23908, 23900
-    zstdchunked_test.go:104:   [4] at 96343 in stargz (nextFrame: 96351/96816): 4, 421
-    zstdchunked_test.go:104:   [5] at 96351 in stargz (nextFrame: 96768/96816): -1, 413
-    zstdchunked_test.go:104:   [6] at 96768 in stargz (nextFrame: 96816/96816): -1, -1
-    testutil.go:1638: got TOC entries:
-    testutil.go:1641:   [0]: {"name":"foo","type":"dir","mode":493}
-    testutil.go:1641:   [1]: {"name":"foo/foo1","type":"reg","size":64000,"mode":420,"innerOffset":1024,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [2]: {"name":"foo/foo1","type":"chunk","offset":24002,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-    testutil.go:1641:   [3]: {"name":"foo2","type":"reg","size":2,"mode":420,"offset":48424,"digest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf","chunkSize":2,"chunkDigest":"sha256:3b64db95cb55c763391c707108489ae18b4112d783300de38e033b4c98c3deaf"}
-    testutil.go:1641:   [4]: {"name":"bar","type":"dir","mode":493}
-    testutil.go:1641:   [5]: {"name":"foo3","type":"reg","size":64000,"mode":420,"offset":48424,"innerOffset":1536,"digest":"sha256:649c0aa37329325da2284008d41eefc141444e8413081da1f453ded6ea8c929e","chunkSize":32000,"chunkDigest":"sha256:c4c562aea2a1eb2d4f674060d648b7c8c3a9608306c95e6208e3892be46b4558"}
-    testutil.go:1641:   [6]: {"name":"foo3","type":"chunk","offset":72439,"chunkOffset":32000,"chunkSize":32000,"chunkDigest":"sha256:2264f61f1c3d8b4eab1929b2d6f4969025d34bdea5fc81fd5504b19ea25287b8"}
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 942, NextOffset: 962
-=== NAME  TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU
-    testutil.go:1763: On "foo2": got preread of "foo3"
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 778, NextOffset: 798
-    testutil.go:509: Offset: 962, NextOffset: 1560
-    testutil.go:509: Offset: 798, NextOffset: 1314
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 203
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 203, NextOffset: 322
+    testutil.go:509: Offset: 102, NextOffset: 221
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 322, NextOffset: 342
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 221, NextOffset: 241
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 342, NextOffset: 482
     testutil.go:509: Offset: 241, NextOffset: 358
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 482, NextOffset: 502
-    testutil.go:509: Offset: 358, NextOffset: 378
-    testutil.go:509: Offset: 502, NextOffset: 642
-    testutil.go:509: Offset: 378, NextOffset: 498
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 642, NextOffset: 662
     testutil.go:509: Offset: 498, NextOffset: 518
     testutil.go:509: Offset: 662, NextOffset: 782
     testutil.go:509: Offset: 518, NextOffset: 638
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 942, NextOffset: 962
+    testutil.go:509: Offset: 778, NextOffset: 798
+    testutil.go:509: Offset: 962, NextOffset: 1560
+    testutil.go:509: Offset: 798, NextOffset: 1314
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":222,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":242,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":360,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":380,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":498,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":518,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":188,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":208,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":325,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":483,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":503,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":641,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":661,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":779,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":799,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":937,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":957,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo2 foo_empty3 foo5 foo_empty5 foo6] vs [foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty5]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo4 foo_empty5 foo6 foo foo2 foo_empty3 foo_empty4 foo5] vs [foo_empty3 foo4 foo_empty5 foo_empty foo2 foo_empty2 foo_empty4 foo5 foo6 .no.prefetch.landmark foo foo3]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 636, NextOffset: 656
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 779, NextOffset: 799
+    testutil.go:509: Offset: 656, NextOffset: 774
+    testutil.go:509: Offset: 799, NextOffset: 937
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 360, NextOffset: 380
     testutil.go:509: Offset: 483, NextOffset: 503
     testutil.go:509: Offset: 380, NextOffset: 498
     testutil.go:509: Offset: 503, NextOffset: 641
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 498, NextOffset: 518
     testutil.go:509: Offset: 641, NextOffset: 661
     testutil.go:509: Offset: 518, NextOffset: 636
     testutil.go:509: Offset: 661, NextOffset: 779
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 325, NextOffset: 345
-    testutil.go:509: Offset: 242, NextOffset: 360
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 345, NextOffset: 483
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 779, NextOffset: 799
-    testutil.go:509: Offset: 656, NextOffset: 774
-    testutil.go:509: Offset: 799, NextOffset: 937
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 774, NextOffset: 794
@@ -225713,107 +226794,117 @@
     testutil.go:509: Offset: 188, NextOffset: 208
     testutil.go:509: Offset: 105, NextOffset: 222
     testutil.go:509: Offset: 208, NextOffset: 325
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 .no.prefetch.landmark foo_empty foo2 foo_empty5] vs [foo_empty2 foo3 foo4 foo_empty4 foo2 foo_empty3 foo5 foo_empty5 foo6 foo foo_empty]
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 483, NextOffset: 503
-    testutil.go:509: Offset: 360, NextOffset: 380
-    testutil.go:509: Offset: 503, NextOffset: 641
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 380, NextOffset: 498
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 325, NextOffset: 345
+    testutil.go:509: Offset: 242, NextOffset: 360
+    testutil.go:509: Offset: 345, NextOffset: 483
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 641, NextOffset: 661
-    testutil.go:509: Offset: 498, NextOffset: 518
-    testutil.go:509: Offset: 661, NextOffset: 779
-    testutil.go:509: Offset: 518, NextOffset: 636
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo3 foo_empty3 foo4 foo_empty5 foo_empty foo2 foo_empty2 foo_empty4 foo5 foo6] vs [foo_empty foo_empty2 foo3 foo4 foo_empty5 foo6 foo foo2 foo_empty3 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 325, NextOffset: 345
+    testutil.go:509: Offset: 222, NextOffset: 242
+    testutil.go:509: Offset: 345, NextOffset: 483
+    testutil.go:509: Offset: 242, NextOffset: 360
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 779, NextOffset: 799
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 636, NextOffset: 656
     testutil.go:509: Offset: 799, NextOffset: 937
     testutil.go:509: Offset: 656, NextOffset: 774
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 937, NextOffset: 957
     testutil.go:509: Offset: 774, NextOffset: 794
     testutil.go:509: Offset: 957, NextOffset: 1558
     testutil.go:509: Offset: 794, NextOffset: 1317
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 325, NextOffset: 345
-    testutil.go:509: Offset: 222, NextOffset: 242
-    testutil.go:509: Offset: 345, NextOffset: 483
-    testutil.go:509: Offset: 242, NextOffset: 360
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 188, NextOffset: 208
     testutil.go:509: Offset: 85, NextOffset: 105
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 208, NextOffset: 325
     testutil.go:509: Offset: 105, NextOffset: 222
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 483, NextOffset: 503
+    testutil.go:509: Offset: 360, NextOffset: 380
+    testutil.go:509: Offset: 503, NextOffset: 641
+    testutil.go:509: Offset: 380, NextOffset: 498
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 641, NextOffset: 661
+    testutil.go:509: Offset: 498, NextOffset: 518
+    testutil.go:509: Offset: 661, NextOffset: 779
+    testutil.go:509: Offset: 518, NextOffset: 636
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":82,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":102,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":219,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":239,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":357,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":377,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":633,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":653,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":771,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":791,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":183,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":203,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":320,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":340,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":478,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":498,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":636,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":656,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":932,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":952,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo2 foo_empty2 foo3 foo4 foo5 foo_empty5 foo foo_empty foo_empty3 foo_empty4] vs [foo_empty foo2 foo_empty2 foo_empty4 foo5 foo_empty5 foo foo3 foo_empty3 foo4 foo6 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 219, NextOffset: 239
-    testutil.go:509: Offset: 320, NextOffset: 340
-    testutil.go:509: Offset: 239, NextOffset: 357
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty2 foo3 foo5] vs [foo4 foo_empty4 foo5 foo foo_empty foo_empty5 foo6 .no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 183, NextOffset: 203
+    testutil.go:509: Offset: 102, NextOffset: 219
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 340, NextOffset: 478
+    testutil.go:509: Offset: 203, NextOffset: 320
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 357, NextOffset: 377
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 478, NextOffset: 498
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 377, NextOffset: 495
     testutil.go:509: Offset: 498, NextOffset: 636
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 495, NextOffset: 515
-    testutil.go:509: Offset: 636, NextOffset: 656
-    testutil.go:509: Offset: 515, NextOffset: 633
-    testutil.go:509: Offset: 656, NextOffset: 774
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 633, NextOffset: 653
     testutil.go:509: Offset: 774, NextOffset: 794
     testutil.go:509: Offset: 653, NextOffset: 771
     testutil.go:509: Offset: 794, NextOffset: 932
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 183, NextOffset: 203
-    testutil.go:509: Offset: 102, NextOffset: 219
-    testutil.go:509: Offset: 203, NextOffset: 320
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 219, NextOffset: 239
+    testutil.go:509: Offset: 320, NextOffset: 340
+    testutil.go:509: Offset: 239, NextOffset: 357
+    testutil.go:509: Offset: 340, NextOffset: 478
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 495, NextOffset: 515
+    testutil.go:509: Offset: 636, NextOffset: 656
+    testutil.go:509: Offset: 515, NextOffset: 633
+    testutil.go:509: Offset: 656, NextOffset: 774
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 771, NextOffset: 791
     testutil.go:509: Offset: 932, NextOffset: 952
     testutil.go:509: Offset: 791, NextOffset: 1309
     testutil.go:509: Offset: 952, NextOffset: 1557
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo_empty4 foo5 foo_empty5 foo foo3 foo_empty3 foo4 foo6 .no.prefetch.landmark] vs [foo foo_empty foo_empty3 foo_empty4 foo6 foo2 foo_empty2 foo3 foo4 foo5 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 183, NextOffset: 203
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 82, NextOffset: 102
-    testutil.go:509: Offset: 203, NextOffset: 320
-    testutil.go:509: Offset: 102, NextOffset: 219
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo foo_empty foo_empty5 foo6] vs [foo_empty foo2 foo_empty3 foo4 foo_empty4 foo_empty5 foo6 foo foo_empty2 foo3 foo5]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 320, NextOffset: 340
+    testutil.go:509: Offset: 219, NextOffset: 239
+    testutil.go:509: Offset: 340, NextOffset: 478
+    testutil.go:509: Offset: 239, NextOffset: 357
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 478, NextOffset: 498
     testutil.go:509: Offset: 357, NextOffset: 377
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 498, NextOffset: 636
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 377, NextOffset: 495
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
@@ -225821,128 +226912,130 @@
     testutil.go:509: Offset: 495, NextOffset: 515
     testutil.go:509: Offset: 656, NextOffset: 774
     testutil.go:509: Offset: 515, NextOffset: 633
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 932, NextOffset: 952
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 771, NextOffset: 791
-    testutil.go:509: Offset: 952, NextOffset: 1557
-    testutil.go:509: Offset: 791, NextOffset: 1309
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 320, NextOffset: 340
-    testutil.go:509: Offset: 219, NextOffset: 239
-    testutil.go:509: Offset: 340, NextOffset: 478
-    testutil.go:509: Offset: 239, NextOffset: 357
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 774, NextOffset: 794
     testutil.go:509: Offset: 633, NextOffset: 653
     testutil.go:509: Offset: 794, NextOffset: 932
     testutil.go:509: Offset: 653, NextOffset: 771
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 183, NextOffset: 203
+    testutil.go:509: Offset: 82, NextOffset: 102
+    testutil.go:509: Offset: 203, NextOffset: 320
+    testutil.go:509: Offset: 102, NextOffset: 219
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 932, NextOffset: 952
+    testutil.go:509: Offset: 771, NextOffset: 791
+    testutil.go:509: Offset: 952, NextOffset: 1557
+    testutil.go:509: Offset: 791, NextOffset: 1309
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":104,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":219,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":239,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":355,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":375,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":491,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":511,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":627,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":647,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":763,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":783,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":322,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":342,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":478,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":498,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":634,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":654,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":770,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":790,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":926,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":946,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo2 foo3 foo_empty5 foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5] vs [foo3 foo_empty5 .no.prefetch.landmark foo_empty foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo2 foo_empty2]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 491, NextOffset: 511
-    testutil.go:509: Offset: 634, NextOffset: 654
-    testutil.go:509: Offset: 511, NextOffset: 627
-    testutil.go:509: Offset: 654, NextOffset: 770
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 627, NextOffset: 647
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 770, NextOffset: 790
-    testutil.go:509: Offset: 647, NextOffset: 763
-    testutil.go:509: Offset: 790, NextOffset: 926
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 763, NextOffset: 783
-    testutil.go:509: Offset: 926, NextOffset: 946
-    testutil.go:509: Offset: 783, NextOffset: 1306
-    testutil.go:509: Offset: 946, NextOffset: 1547
+    testutil.go:401: Directory: "" vs "": [foo6 foo_empty foo_empty2 foo4 foo5 foo foo2 foo3 foo_empty3 foo_empty4 foo_empty5] vs [foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 84, NextOffset: 104
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 104, NextOffset: 219
+    testutil.go:509: Offset: 207, NextOffset: 322
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 219, NextOffset: 239
     testutil.go:509: Offset: 322, NextOffset: 342
     testutil.go:509: Offset: 239, NextOffset: 355
     testutil.go:509: Offset: 342, NextOffset: 478
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 355, NextOffset: 375
     testutil.go:509: Offset: 478, NextOffset: 498
     testutil.go:509: Offset: 375, NextOffset: 491
     testutil.go:509: Offset: 498, NextOffset: 634
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 84, NextOffset: 104
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 104, NextOffset: 219
-    testutil.go:509: Offset: 207, NextOffset: 322
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 763, NextOffset: 783
+    testutil.go:509: Offset: 926, NextOffset: 946
+    testutil.go:509: Offset: 783, NextOffset: 1306
+    testutil.go:509: Offset: 946, NextOffset: 1547
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo2 foo_empty2 foo3 foo_empty5] vs [foo foo_empty foo_empty2 foo_empty3 foo4 foo_empty4 foo5 foo6 foo2 foo3 foo_empty5]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 634, NextOffset: 654
     testutil.go:509: Offset: 491, NextOffset: 511
-    testutil.go:509: Offset: 654, NextOffset: 770
+    testutil.go:509: Offset: 634, NextOffset: 654
     testutil.go:509: Offset: 511, NextOffset: 627
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:509: Offset: 654, NextOffset: 770
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 770, NextOffset: 790
     testutil.go:509: Offset: 627, NextOffset: 647
-    testutil.go:509: Offset: 790, NextOffset: 926
+    testutil.go:509: Offset: 770, NextOffset: 790
     testutil.go:509: Offset: 647, NextOffset: 763
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 926, NextOffset: 946
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 763, NextOffset: 783
-    testutil.go:509: Offset: 946, NextOffset: 1547
-    testutil.go:509: Offset: 783, NextOffset: 1306
+    testutil.go:509: Offset: 790, NextOffset: 926
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo] vs [foo4 foo5 foo foo2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 187, NextOffset: 207
     testutil.go:509: Offset: 84, NextOffset: 104
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 207, NextOffset: 322
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 104, NextOffset: 219
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 322, NextOffset: 342
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 219, NextOffset: 239
     testutil.go:509: Offset: 342, NextOffset: 478
     testutil.go:509: Offset: 239, NextOffset: 355
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 478, NextOffset: 498
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 355, NextOffset: 375
     testutil.go:509: Offset: 498, NextOffset: 634
     testutil.go:509: Offset: 375, NextOffset: 491
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 634, NextOffset: 654
+    testutil.go:509: Offset: 491, NextOffset: 511
+    testutil.go:509: Offset: 654, NextOffset: 770
+    testutil.go:509: Offset: 511, NextOffset: 627
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 770, NextOffset: 790
+    testutil.go:509: Offset: 627, NextOffset: 647
+    testutil.go:509: Offset: 790, NextOffset: 926
+    testutil.go:509: Offset: 647, NextOffset: 763
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 926, NextOffset: 946
+    testutil.go:509: Offset: 763, NextOffset: 783
+    testutil.go:509: Offset: 946, NextOffset: 1547
+    testutil.go:509: Offset: 783, NextOffset: 1306
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":83,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":103,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":221,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":360,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":380,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":499,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":519,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":638,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":658,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":777,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":797,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":325,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":345,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":484,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":504,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":643,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":663,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":782,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":802,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":941,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":961,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty2 foo_empty3 foo_empty4 foo_empty5 foo6 foo_empty foo3 foo4 foo5] vs [foo2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo3 foo5 foo_empty5 foo6 foo_empty foo_empty3 foo4 foo_empty4 foo foo2 foo_empty2] vs [foo5 foo_empty5 .no.prefetch.landmark foo foo_empty foo_empty4 foo6 foo2 foo_empty2 foo3 foo_empty3 foo4]
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 499, NextOffset: 519
     testutil.go:509: Offset: 643, NextOffset: 663
     testutil.go:509: Offset: 519, NextOffset: 638
     testutil.go:509: Offset: 663, NextOffset: 782
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 638, NextOffset: 658
-    testutil.go:509: Offset: 782, NextOffset: 802
-    testutil.go:509: Offset: 658, NextOffset: 777
-    testutil.go:509: Offset: 802, NextOffset: 941
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 83, NextOffset: 103
     testutil.go:509: Offset: 187, NextOffset: 207
@@ -225952,47 +227045,55 @@
     testutil.go:509: Offset: 221, NextOffset: 241
     testutil.go:509: Offset: 325, NextOffset: 345
     testutil.go:509: Offset: 241, NextOffset: 360
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 345, NextOffset: 484
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 360, NextOffset: 380
+    testutil.go:509: Offset: 484, NextOffset: 504
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 380, NextOffset: 499
+    testutil.go:509: Offset: 504, NextOffset: 643
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 638, NextOffset: 658
+    testutil.go:509: Offset: 782, NextOffset: 802
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 658, NextOffset: 777
+    testutil.go:509: Offset: 802, NextOffset: 941
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 777, NextOffset: 797
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 941, NextOffset: 961
     testutil.go:509: Offset: 797, NextOffset: 1317
     testutil.go:509: Offset: 961, NextOffset: 1562
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 360, NextOffset: 380
-    testutil.go:509: Offset: 484, NextOffset: 504
-    testutil.go:509: Offset: 380, NextOffset: 499
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 504, NextOffset: 643
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo2 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo3 foo_empty3 foo4] vs [foo_empty3 foo_empty4 foo_empty5 foo6 foo_empty foo3 foo4 foo5 foo foo2 foo_empty2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo_empty4 foo6 foo2 foo_empty2 foo3 foo_empty3 foo4 foo5 foo_empty5] vs [foo4 foo_empty4 foo foo2 foo_empty2 foo3 foo5 foo_empty5 foo6 foo_empty foo_empty3]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 782, NextOffset: 802
     testutil.go:509: Offset: 638, NextOffset: 658
     testutil.go:509: Offset: 802, NextOffset: 941
     testutil.go:509: Offset: 658, NextOffset: 777
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 941, NextOffset: 961
-    testutil.go:509: Offset: 777, NextOffset: 797
-    testutil.go:509: Offset: 961, NextOffset: 1562
-    testutil.go:509: Offset: 797, NextOffset: 1317
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 187, NextOffset: 207
     testutil.go:509: Offset: 83, NextOffset: 103
     testutil.go:509: Offset: 207, NextOffset: 325
     testutil.go:509: Offset: 103, NextOffset: 221
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 941, NextOffset: 961
+    testutil.go:509: Offset: 777, NextOffset: 797
+    testutil.go:509: Offset: 961, NextOffset: 1562
+    testutil.go:509: Offset: 797, NextOffset: 1317
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 325, NextOffset: 345
+    testutil.go:509: Offset: 221, NextOffset: 241
+    testutil.go:509: Offset: 345, NextOffset: 484
+    testutil.go:509: Offset: 241, NextOffset: 360
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 484, NextOffset: 504
@@ -226005,428 +227106,411 @@
     testutil.go:509: Offset: 499, NextOffset: 519
     testutil.go:509: Offset: 663, NextOffset: 782
     testutil.go:509: Offset: 519, NextOffset: 638
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 325, NextOffset: 345
-    testutil.go:509: Offset: 221, NextOffset: 241
-    testutil.go:509: Offset: 345, NextOffset: 484
-    testutil.go:509: Offset: 241, NextOffset: 360
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":85,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":105,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":221,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":241,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":358,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":378,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":495,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":515,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":632,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":652,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":769,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":789,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":187,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":207,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":323,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":343,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":480,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":500,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":637,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":657,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":774,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":794,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":931,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":951,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo2 foo_empty3 foo5 foo6 foo foo_empty foo_empty2 foo3 foo4 foo_empty4] vs [foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 .no.prefetch.landmark foo2 foo3 foo4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo_empty4 foo foo_empty foo_empty2 foo4 foo5 foo_empty5 foo6 foo2] vs [foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3 foo5 foo2 foo3]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 632, NextOffset: 652
     testutil.go:509: Offset: 774, NextOffset: 794
     testutil.go:509: Offset: 652, NextOffset: 769
     testutil.go:509: Offset: 794, NextOffset: 931
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 769, NextOffset: 789
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 931, NextOffset: 951
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 789, NextOffset: 1312
     testutil.go:509: Offset: 951, NextOffset: 1552
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 221, NextOffset: 241
+    testutil.go:509: Offset: 323, NextOffset: 343
+    testutil.go:509: Offset: 241, NextOffset: 358
+    testutil.go:509: Offset: 343, NextOffset: 480
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 358, NextOffset: 378
+    testutil.go:509: Offset: 480, NextOffset: 500
+    testutil.go:509: Offset: 378, NextOffset: 495
+    testutil.go:509: Offset: 500, NextOffset: 637
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 85, NextOffset: 105
     testutil.go:509: Offset: 187, NextOffset: 207
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 105, NextOffset: 221
     testutil.go:509: Offset: 207, NextOffset: 323
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 358, NextOffset: 378
-    testutil.go:509: Offset: 480, NextOffset: 500
-    testutil.go:509: Offset: 378, NextOffset: 495
-    testutil.go:509: Offset: 500, NextOffset: 637
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 495, NextOffset: 515
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 637, NextOffset: 657
     testutil.go:509: Offset: 515, NextOffset: 632
     testutil.go:509: Offset: 657, NextOffset: 774
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 221, NextOffset: 241
-    testutil.go:509: Offset: 323, NextOffset: 343
-    testutil.go:509: Offset: 241, NextOffset: 358
-    testutil.go:509: Offset: 343, NextOffset: 480
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 foo foo_empty foo_empty2 foo_empty3 foo_empty4 foo5 .no.prefetch.landmark foo2 foo3 foo4] vs [foo foo_empty foo_empty2 foo3 foo4 foo_empty4 foo_empty5 foo2 foo_empty3 foo5 foo6]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 323, NextOffset: 343
-    testutil.go:509: Offset: 221, NextOffset: 241
-    testutil.go:509: Offset: 343, NextOffset: 480
-    testutil.go:509: Offset: 241, NextOffset: 358
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 480, NextOffset: 500
-    testutil.go:509: Offset: 358, NextOffset: 378
-    testutil.go:509: Offset: 500, NextOffset: 637
-    testutil.go:509: Offset: 378, NextOffset: 495
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 637, NextOffset: 657
-    testutil.go:509: Offset: 495, NextOffset: 515
-    testutil.go:509: Offset: 657, NextOffset: 774
-    testutil.go:509: Offset: 515, NextOffset: 632
+    testutil.go:401: Directory: "" vs "": [foo5 foo2 foo3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo_empty2 foo_empty3] vs [foo_empty2 foo4 foo5 foo_empty5 foo6 foo2 foo3 foo_empty3 foo_empty4 foo foo_empty]
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 931, NextOffset: 951
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 769, NextOffset: 789
     testutil.go:509: Offset: 951, NextOffset: 1552
     testutil.go:509: Offset: 789, NextOffset: 1312
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 187, NextOffset: 207
     testutil.go:509: Offset: 85, NextOffset: 105
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 207, NextOffset: 323
     testutil.go:509: Offset: 105, NextOffset: 221
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 774, NextOffset: 794
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 632, NextOffset: 652
     testutil.go:509: Offset: 794, NextOffset: 931
     testutil.go:509: Offset: 652, NextOffset: 769
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 323, NextOffset: 343
+    testutil.go:509: Offset: 221, NextOffset: 241
+    testutil.go:509: Offset: 343, NextOffset: 480
+    testutil.go:509: Offset: 241, NextOffset: 358
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 480, NextOffset: 500
+    testutil.go:509: Offset: 358, NextOffset: 378
+    testutil.go:509: Offset: 500, NextOffset: 637
+    testutil.go:509: Offset: 378, NextOffset: 495
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 637, NextOffset: 657
+    testutil.go:509: Offset: 495, NextOffset: 515
+    testutil.go:509: Offset: 657, NextOffset: 774
+    testutil.go:509: Offset: 515, NextOffset: 632
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":77,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":94,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":205,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":222,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":332,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":480,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":611,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":739,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":454,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":885,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":902,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo4 foo_empty4 foo_empty5 foo foo_empty2 foo3 foo_empty3 foo5 foo6] vs [foo6 .no.prefetch.landmark foo_empty foo_empty3 foo5 foo foo2 foo_empty2 foo3 foo4 foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 77, NextOffset: 94
-    testutil.go:509: Offset: 176, NextOffset: 193
-    testutil.go:509: Offset: 94, NextOffset: 205
-    testutil.go:509: Offset: 193, NextOffset: 304
+    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty3 foo6 foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo] vs [foo foo_empty foo2 foo_empty2 foo5 foo_empty5 foo3 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 722, NextOffset: 739
+    testutil.go:509: Offset: 885, NextOffset: 902
+    testutil.go:509: Offset: 739, NextOffset: 1254
+    testutil.go:509: Offset: 902, NextOffset: 1475
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 332, NextOffset: 349
     testutil.go:509: Offset: 454, NextOffset: 471
     testutil.go:509: Offset: 349, NextOffset: 463
     testutil.go:509: Offset: 471, NextOffset: 604
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 463, NextOffset: 480
+    testutil.go:509: Offset: 604, NextOffset: 621
+    testutil.go:509: Offset: 480, NextOffset: 594
+    testutil.go:509: Offset: 621, NextOffset: 735
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 594, NextOffset: 611
     testutil.go:509: Offset: 735, NextOffset: 752
     testutil.go:509: Offset: 611, NextOffset: 722
     testutil.go:509: Offset: 752, NextOffset: 885
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 722, NextOffset: 739
-    testutil.go:509: Offset: 885, NextOffset: 902
-    testutil.go:509: Offset: 739, NextOffset: 1254
-    testutil.go:509: Offset: 902, NextOffset: 1475
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 77, NextOffset: 94
+    testutil.go:509: Offset: 176, NextOffset: 193
+    testutil.go:509: Offset: 94, NextOffset: 205
+    testutil.go:509: Offset: 193, NextOffset: 304
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 205, NextOffset: 222
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 304, NextOffset: 321
     testutil.go:509: Offset: 222, NextOffset: 332
     testutil.go:509: Offset: 321, NextOffset: 454
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo5 foo_empty5 foo3 foo_empty3 foo4 foo_empty4] vs [foo_empty foo2 foo_empty3 foo6 foo_empty2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 463, NextOffset: 480
     testutil.go:509: Offset: 604, NextOffset: 621
-    testutil.go:509: Offset: 480, NextOffset: 594
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 463, NextOffset: 480
     testutil.go:509: Offset: 621, NextOffset: 735
+    testutil.go:509: Offset: 480, NextOffset: 594
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo4 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark foo_empty foo_empty3 foo5 foo foo2 foo_empty2] vs [foo_empty2 foo3 foo_empty3 foo5 foo6 foo_empty foo2 foo4 foo_empty4 foo_empty5 foo]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 885, NextOffset: 902
     testutil.go:509: Offset: 722, NextOffset: 739
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 902, NextOffset: 1475
     testutil.go:509: Offset: 739, NextOffset: 1254
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 735, NextOffset: 752
-    testutil.go:509: Offset: 594, NextOffset: 611
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 752, NextOffset: 885
-    testutil.go:509: Offset: 611, NextOffset: 722
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 176, NextOffset: 193
     testutil.go:509: Offset: 77, NextOffset: 94
     testutil.go:509: Offset: 193, NextOffset: 304
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 94, NextOffset: 205
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 304, NextOffset: 321
     testutil.go:509: Offset: 205, NextOffset: 222
     testutil.go:509: Offset: 321, NextOffset: 454
     testutil.go:509: Offset: 222, NextOffset: 332
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 735, NextOffset: 752
+    testutil.go:509: Offset: 594, NextOffset: 611
+    testutil.go:509: Offset: 752, NextOffset: 885
+    testutil.go:509: Offset: 611, NextOffset: 722
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 454, NextOffset: 471
     testutil.go:509: Offset: 332, NextOffset: 349
     testutil.go:509: Offset: 471, NextOffset: 604
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 349, NextOffset: 463
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 604, NextOffset: 621
-    testutil.go:509: Offset: 463, NextOffset: 480
-    testutil.go:509: Offset: 621, NextOffset: 735
-    testutil.go:509: Offset: 480, NextOffset: 594
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":95,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":223,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":337,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":354,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":468,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":599,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":616,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":730,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":747,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":177,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":194,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":305,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":322,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":455,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":472,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":605,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":622,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":736,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":753,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":886,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":903,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo foo_empty foo4 foo5 foo6 foo2] vs [foo_empty foo2 foo3 foo_empty4 foo5 .no.prefetch.landmark foo_empty2 foo_empty3 foo4 foo_empty5 foo6 foo]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 78, NextOffset: 95
-    testutil.go:509: Offset: 177, NextOffset: 194
-    testutil.go:509: Offset: 95, NextOffset: 206
-    testutil.go:509: Offset: 194, NextOffset: 305
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 468, NextOffset: 485
-    testutil.go:509: Offset: 605, NextOffset: 622
-    testutil.go:509: Offset: 485, NextOffset: 599
-    testutil.go:509: Offset: 622, NextOffset: 736
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 foo2 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty foo_empty2 foo3] vs [foo foo_empty foo2 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 337, NextOffset: 354
+    testutil.go:509: Offset: 455, NextOffset: 472
+    testutil.go:509: Offset: 354, NextOffset: 468
+    testutil.go:509: Offset: 472, NextOffset: 605
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 599, NextOffset: 616
     testutil.go:509: Offset: 736, NextOffset: 753
     testutil.go:509: Offset: 616, NextOffset: 730
     testutil.go:509: Offset: 753, NextOffset: 886
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 730, NextOffset: 747
-    testutil.go:509: Offset: 886, NextOffset: 903
-    testutil.go:509: Offset: 747, NextOffset: 1261
-    testutil.go:509: Offset: 903, NextOffset: 1479
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 206, NextOffset: 223
     testutil.go:509: Offset: 305, NextOffset: 322
     testutil.go:509: Offset: 223, NextOffset: 337
     testutil.go:509: Offset: 322, NextOffset: 455
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 337, NextOffset: 354
-    testutil.go:509: Offset: 455, NextOffset: 472
-    testutil.go:509: Offset: 354, NextOffset: 468
-    testutil.go:509: Offset: 472, NextOffset: 605
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 468, NextOffset: 485
+    testutil.go:509: Offset: 605, NextOffset: 622
+    testutil.go:509: Offset: 485, NextOffset: 599
+    testutil.go:509: Offset: 622, NextOffset: 736
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty5 foo6 foo foo_empty foo2 foo3 foo_empty4 foo5 .no.prefetch.landmark foo_empty2 foo_empty3] vs [foo_empty4 foo_empty5 foo foo_empty foo4 foo5 foo6 foo2 foo_empty2 foo3 foo_empty3]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 730, NextOffset: 747
+    testutil.go:509: Offset: 886, NextOffset: 903
+    testutil.go:509: Offset: 747, NextOffset: 1261
+    testutil.go:509: Offset: 903, NextOffset: 1479
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 78, NextOffset: 95
+    testutil.go:509: Offset: 177, NextOffset: 194
+    testutil.go:509: Offset: 95, NextOffset: 206
+    testutil.go:509: Offset: 194, NextOffset: 305
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo_empty2 foo3 foo_empty3 foo foo_empty foo2 foo4] vs [foo_empty2 foo3 foo5 foo_empty5 foo2 foo_empty3 foo4 foo_empty4 foo6 foo foo_empty]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 305, NextOffset: 322
     testutil.go:509: Offset: 206, NextOffset: 223
     testutil.go:509: Offset: 322, NextOffset: 455
     testutil.go:509: Offset: 223, NextOffset: 337
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 455, NextOffset: 472
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 605, NextOffset: 622
+    testutil.go:509: Offset: 468, NextOffset: 485
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 337, NextOffset: 354
-    testutil.go:509: Offset: 472, NextOffset: 605
-    testutil.go:509: Offset: 354, NextOffset: 468
+    testutil.go:509: Offset: 622, NextOffset: 736
+    testutil.go:509: Offset: 485, NextOffset: 599
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 736, NextOffset: 753
     testutil.go:509: Offset: 599, NextOffset: 616
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 753, NextOffset: 886
     testutil.go:509: Offset: 616, NextOffset: 730
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 605, NextOffset: 622
-    testutil.go:509: Offset: 468, NextOffset: 485
-    testutil.go:509: Offset: 622, NextOffset: 736
-    testutil.go:509: Offset: 485, NextOffset: 599
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 886, NextOffset: 903
     testutil.go:509: Offset: 730, NextOffset: 747
     testutil.go:509: Offset: 903, NextOffset: 1479
     testutil.go:509: Offset: 747, NextOffset: 1261
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 455, NextOffset: 472
+    testutil.go:509: Offset: 337, NextOffset: 354
+    testutil.go:509: Offset: 472, NextOffset: 605
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 354, NextOffset: 468
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 177, NextOffset: 194
     testutil.go:509: Offset: 78, NextOffset: 95
     testutil.go:509: Offset: 194, NextOffset: 305
     testutil.go:509: Offset: 95, NextOffset: 206
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":95,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":223,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":336,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":469,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":454,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":737,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":754,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":887,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":904,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo4 foo_empty4 foo_empty foo2 foo3 foo_empty3 foo5 foo_empty5 foo6] vs [foo3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo_empty3 foo6 foo]
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 469, NextOffset: 486
-    testutil.go:509: Offset: 604, NextOffset: 621
-    testutil.go:509: Offset: 486, NextOffset: 602
-    testutil.go:509: Offset: 621, NextOffset: 737
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo6 foo_empty foo2 foo_empty2 foo4 foo_empty4 foo5 foo_empty5 foo foo3 foo_empty3] vs [foo5 foo2 foo_empty2 foo4 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo3 foo_empty3 foo_empty4]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 206, NextOffset: 223
     testutil.go:509: Offset: 304, NextOffset: 321
     testutil.go:509: Offset: 223, NextOffset: 336
     testutil.go:509: Offset: 321, NextOffset: 454
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 336, NextOffset: 353
-    testutil.go:509: Offset: 454, NextOffset: 471
-    testutil.go:509: Offset: 353, NextOffset: 469
-    testutil.go:509: Offset: 471, NextOffset: 604
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 469, NextOffset: 486
+    testutil.go:509: Offset: 604, NextOffset: 621
+    testutil.go:509: Offset: 486, NextOffset: 602
+    testutil.go:509: Offset: 621, NextOffset: 737
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 602, NextOffset: 619
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 737, NextOffset: 754
     testutil.go:509: Offset: 619, NextOffset: 735
     testutil.go:509: Offset: 754, NextOffset: 887
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 735, NextOffset: 752
-    testutil.go:509: Offset: 887, NextOffset: 904
-    testutil.go:509: Offset: 752, NextOffset: 1263
-    testutil.go:509: Offset: 904, NextOffset: 1485
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 78, NextOffset: 95
     testutil.go:509: Offset: 176, NextOffset: 193
     testutil.go:509: Offset: 95, NextOffset: 206
     testutil.go:509: Offset: 193, NextOffset: 304
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty2 foo_empty3 foo6 foo foo3 foo4 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty] vs [foo5 foo_empty5 foo6 foo foo_empty2 foo4 foo_empty4 foo_empty foo2 foo3 foo_empty3]
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 336, NextOffset: 353
+    testutil.go:509: Offset: 454, NextOffset: 471
+    testutil.go:509: Offset: 353, NextOffset: 469
+    testutil.go:509: Offset: 471, NextOffset: 604
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 887, NextOffset: 904
     testutil.go:509: Offset: 735, NextOffset: 752
-    testutil.go:509: Offset: 904, NextOffset: 1485
+    testutil.go:509: Offset: 887, NextOffset: 904
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 752, NextOffset: 1263
+    testutil.go:509: Offset: 904, NextOffset: 1485
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo3 foo_empty3 foo_empty4 foo5 foo2 foo_empty2 foo4 foo_empty5 foo6] vs [foo4 foo_empty4 foo5 foo_empty5 foo foo3 foo_empty3 foo6 foo_empty foo2 foo_empty2]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 176, NextOffset: 193
     testutil.go:509: Offset: 78, NextOffset: 95
     testutil.go:509: Offset: 193, NextOffset: 304
     testutil.go:509: Offset: 95, NextOffset: 206
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 454, NextOffset: 471
     testutil.go:509: Offset: 336, NextOffset: 353
     testutil.go:509: Offset: 471, NextOffset: 604
     testutil.go:509: Offset: 353, NextOffset: 469
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 604, NextOffset: 621
-    testutil.go:509: Offset: 469, NextOffset: 486
-    testutil.go:509: Offset: 621, NextOffset: 737
-    testutil.go:509: Offset: 486, NextOffset: 602
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 737, NextOffset: 754
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 602, NextOffset: 619
     testutil.go:509: Offset: 754, NextOffset: 887
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 619, NextOffset: 735
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 304, NextOffset: 321
     testutil.go:509: Offset: 206, NextOffset: 223
     testutil.go:509: Offset: 321, NextOffset: 454
     testutil.go:509: Offset: 223, NextOffset: 336
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 604, NextOffset: 621
+    testutil.go:509: Offset: 469, NextOffset: 486
+    testutil.go:509: Offset: 621, NextOffset: 737
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 486, NextOffset: 602
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 887, NextOffset: 904
+    testutil.go:509: Offset: 735, NextOffset: 752
+    testutil.go:509: Offset: 904, NextOffset: 1485
+    testutil.go:509: Offset: 752, NextOffset: 1263
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":96,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":228,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":342,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":473,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":195,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":310,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":327,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":460,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":627,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":741,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":758,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":891,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":908,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo_empty5 foo2] vs [foo_empty foo2 foo_empty2 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo foo3 foo_empty4 foo_empty5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 79, NextOffset: 96
-    testutil.go:509: Offset: 178, NextOffset: 195
-    testutil.go:509: Offset: 96, NextOffset: 211
-    testutil.go:509: Offset: 195, NextOffset: 310
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty5 foo foo_empty foo_empty2 foo_empty4 foo5 foo6 foo2 foo3] vs [foo_empty foo2 foo_empty3 foo4 foo6 foo foo_empty2 foo3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 342, NextOffset: 359
     testutil.go:509: Offset: 460, NextOffset: 477
     testutil.go:509: Offset: 359, NextOffset: 473
     testutil.go:509: Offset: 477, NextOffset: 610
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 211, NextOffset: 228
-    testutil.go:509: Offset: 310, NextOffset: 327
-    testutil.go:509: Offset: 228, NextOffset: 342
-    testutil.go:509: Offset: 327, NextOffset: 460
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 473, NextOffset: 490
     testutil.go:509: Offset: 610, NextOffset: 627
     testutil.go:509: Offset: 490, NextOffset: 604
     testutil.go:509: Offset: 627, NextOffset: 741
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 79, NextOffset: 96
+    testutil.go:509: Offset: 178, NextOffset: 195
+    testutil.go:509: Offset: 96, NextOffset: 211
+    testutil.go:509: Offset: 195, NextOffset: 310
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 604, NextOffset: 621
     testutil.go:509: Offset: 741, NextOffset: 758
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 621, NextOffset: 735
     testutil.go:509: Offset: 758, NextOffset: 891
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 735, NextOffset: 752
     testutil.go:509: Offset: 891, NextOffset: 908
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 752, NextOffset: 1267
     testutil.go:509: Offset: 908, NextOffset: 1485
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 211, NextOffset: 228
+    testutil.go:509: Offset: 310, NextOffset: 327
+    testutil.go:509: Offset: 228, NextOffset: 342
+    testutil.go:509: Offset: 327, NextOffset: 460
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo foo3 foo_empty4 foo_empty5 foo_empty foo2 foo_empty2] vs [foo4 foo_empty4 foo5 foo6 foo foo_empty foo_empty2 foo3 foo_empty3 foo_empty5 foo2]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo4 foo6 foo foo_empty2 foo3 foo_empty4 foo5 foo_empty5 .no.prefetch.landmark foo_empty] vs [foo_empty3 foo4 foo_empty5 foo foo_empty foo_empty2 foo_empty4 foo5 foo6 foo2 foo3]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 310, NextOffset: 327
     testutil.go:509: Offset: 211, NextOffset: 228
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 327, NextOffset: 460
     testutil.go:509: Offset: 228, NextOffset: 342
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 610, NextOffset: 627
     testutil.go:509: Offset: 473, NextOffset: 490
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 627, NextOffset: 741
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 490, NextOffset: 604
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 741, NextOffset: 758
-    testutil.go:509: Offset: 604, NextOffset: 621
-    testutil.go:509: Offset: 758, NextOffset: 891
-    testutil.go:509: Offset: 621, NextOffset: 735
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 891, NextOffset: 908
     testutil.go:509: Offset: 735, NextOffset: 752
@@ -226436,74 +227520,82 @@
     testutil.go:509: Offset: 178, NextOffset: 195
     testutil.go:509: Offset: 79, NextOffset: 96
     testutil.go:509: Offset: 195, NextOffset: 310
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 96, NextOffset: 211
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 460, NextOffset: 477
     testutil.go:509: Offset: 342, NextOffset: 359
     testutil.go:509: Offset: 477, NextOffset: 610
     testutil.go:509: Offset: 359, NextOffset: 473
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 741, NextOffset: 758
+    testutil.go:509: Offset: 604, NextOffset: 621
+    testutil.go:509: Offset: 758, NextOffset: 891
+    testutil.go:509: Offset: 621, NextOffset: 735
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":77,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":94,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":205,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":222,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":332,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":349,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":463,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":480,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":611,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":722,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":739,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":454,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":885,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":902,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty foo_empty2 foo4 foo_empty5 foo6 foo2 foo3 foo_empty3 foo_empty4 foo5] vs [foo foo_empty foo_empty2 foo3 foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo2 foo4 foo_empty5]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 77, NextOffset: 94
-    testutil.go:509: Offset: 176, NextOffset: 193
-    testutil.go:509: Offset: 94, NextOffset: 205
-    testutil.go:509: Offset: 193, NextOffset: 304
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty4 foo5 foo6 foo_empty foo2 foo_empty2 foo3 foo_empty5 foo] vs [.no.prefetch.landmark foo foo_empty foo3 foo4 foo_empty4 foo5 foo6 foo2 foo_empty2 foo_empty3 foo_empty5]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 463, NextOffset: 480
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 604, NextOffset: 621
-    testutil.go:509: Offset: 480, NextOffset: 594
-    testutil.go:509: Offset: 621, NextOffset: 735
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 722, NextOffset: 739
-    testutil.go:509: Offset: 885, NextOffset: 902
-    testutil.go:509: Offset: 739, NextOffset: 1254
-    testutil.go:509: Offset: 902, NextOffset: 1475
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 205, NextOffset: 222
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 304, NextOffset: 321
     testutil.go:509: Offset: 222, NextOffset: 332
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 321, NextOffset: 454
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 332, NextOffset: 349
     testutil.go:509: Offset: 454, NextOffset: 471
     testutil.go:509: Offset: 349, NextOffset: 463
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 471, NextOffset: 604
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 77, NextOffset: 94
+    testutil.go:509: Offset: 176, NextOffset: 193
+    testutil.go:509: Offset: 94, NextOffset: 205
+    testutil.go:509: Offset: 193, NextOffset: 304
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 463, NextOffset: 480
+    testutil.go:509: Offset: 604, NextOffset: 621
+    testutil.go:509: Offset: 480, NextOffset: 594
+    testutil.go:509: Offset: 621, NextOffset: 735
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 594, NextOffset: 611
     testutil.go:509: Offset: 735, NextOffset: 752
     testutil.go:509: Offset: 611, NextOffset: 722
     testutil.go:509: Offset: 752, NextOffset: 885
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 722, NextOffset: 739
+    testutil.go:509: Offset: 885, NextOffset: 902
+    testutil.go:509: Offset: 739, NextOffset: 1254
+    testutil.go:509: Offset: 902, NextOffset: 1475
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo_empty4 foo5 foo6 .no.prefetch.landmark foo2 foo4 foo_empty5 foo foo_empty foo_empty2 foo3] vs [foo2 foo3 foo_empty3 foo_empty4 foo5 foo foo_empty foo_empty2 foo4 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 176, NextOffset: 193
-    testutil.go:509: Offset: 77, NextOffset: 94
-    testutil.go:509: Offset: 193, NextOffset: 304
-    testutil.go:509: Offset: 94, NextOffset: 205
+    testutil.go:401: Directory: "" vs "": [foo_empty foo3 foo4 foo_empty4 foo5 foo6 foo2 foo_empty2 foo_empty3 foo_empty5 .no.prefetch.landmark foo] vs [foo_empty foo2 foo_empty2 foo3 foo_empty5 foo foo_empty3 foo4 foo_empty4 foo5 foo6]
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 454, NextOffset: 471
     testutil.go:509: Offset: 332, NextOffset: 349
     testutil.go:509: Offset: 471, NextOffset: 604
     testutil.go:509: Offset: 349, NextOffset: 463
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 604, NextOffset: 621
+    testutil.go:509: Offset: 463, NextOffset: 480
+    testutil.go:509: Offset: 621, NextOffset: 735
+    testutil.go:509: Offset: 480, NextOffset: 594
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 735, NextOffset: 752
@@ -226513,97 +227605,102 @@
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 885, NextOffset: 902
     testutil.go:509: Offset: 722, NextOffset: 739
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 902, NextOffset: 1475
     testutil.go:509: Offset: 739, NextOffset: 1254
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 304, NextOffset: 321
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 205, NextOffset: 222
     testutil.go:509: Offset: 321, NextOffset: 454
-    testutil.go:509: Offset: 222, NextOffset: 332
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 604, NextOffset: 621
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 463, NextOffset: 480
-    testutil.go:509: Offset: 621, NextOffset: 735
-    testutil.go:509: Offset: 480, NextOffset: 594
+    testutil.go:509: Offset: 222, NextOffset: 332
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 176, NextOffset: 193
+    testutil.go:509: Offset: 77, NextOffset: 94
+    testutil.go:509: Offset: 193, NextOffset: 304
+    testutil.go:509: Offset: 94, NextOffset: 205
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":95,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":223,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":337,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":354,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":468,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":599,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":616,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":730,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":747,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":177,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":194,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":305,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":322,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":455,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":472,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":605,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":622,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":736,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":753,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":886,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":903,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty2 foo3 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty3 foo4] vs [foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty foo2 foo5 foo6 .no.prefetch.landmark foo foo_empty2 foo3]
+    testutil.go:401: Directory: "" vs "": [foo_empty foo_empty2 foo3 foo_empty3 foo5 foo foo2 foo4 foo_empty4 foo_empty5 foo6] vs [foo_empty foo3 foo_empty4 foo6 foo foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty5 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 206, NextOffset: 223
+    testutil.go:509: Offset: 305, NextOffset: 322
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 223, NextOffset: 337
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 322, NextOffset: 455
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 468, NextOffset: 485
+    testutil.go:509: Offset: 605, NextOffset: 622
+    testutil.go:509: Offset: 485, NextOffset: 599
+    testutil.go:509: Offset: 622, NextOffset: 736
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 730, NextOffset: 747
+    testutil.go:509: Offset: 886, NextOffset: 903
+    testutil.go:509: Offset: 747, NextOffset: 1261
+    testutil.go:509: Offset: 903, NextOffset: 1479
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 337, NextOffset: 354
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 455, NextOffset: 472
     testutil.go:509: Offset: 354, NextOffset: 468
     testutil.go:509: Offset: 472, NextOffset: 605
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 599, NextOffset: 616
     testutil.go:509: Offset: 736, NextOffset: 753
     testutil.go:509: Offset: 616, NextOffset: 730
     testutil.go:509: Offset: 753, NextOffset: 886
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 730, NextOffset: 747
-    testutil.go:509: Offset: 886, NextOffset: 903
-    testutil.go:509: Offset: 747, NextOffset: 1261
-    testutil.go:509: Offset: 903, NextOffset: 1479
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 78, NextOffset: 95
     testutil.go:509: Offset: 177, NextOffset: 194
     testutil.go:509: Offset: 95, NextOffset: 206
     testutil.go:509: Offset: 194, NextOffset: 305
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 206, NextOffset: 223
-    testutil.go:509: Offset: 305, NextOffset: 322
-    testutil.go:509: Offset: 223, NextOffset: 337
-    testutil.go:509: Offset: 322, NextOffset: 455
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 468, NextOffset: 485
-    testutil.go:509: Offset: 605, NextOffset: 622
-    testutil.go:509: Offset: 485, NextOffset: 599
-    testutil.go:509: Offset: 622, NextOffset: 736
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 foo_empty foo2 foo5 foo6 .no.prefetch.landmark] vs [foo_empty2 foo3 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty3 foo4 foo_empty4]
+    testutil.go:401: Directory: "" vs "": [foo5 foo_empty5 .no.prefetch.landmark foo_empty foo3 foo_empty4 foo6 foo foo2 foo_empty2 foo_empty3 foo4] vs [foo3 foo_empty3 foo5 foo foo2 foo4 foo_empty4 foo_empty5 foo6 foo_empty foo_empty2]
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 605, NextOffset: 622
     testutil.go:509: Offset: 468, NextOffset: 485
     testutil.go:509: Offset: 622, NextOffset: 736
     testutil.go:509: Offset: 485, NextOffset: 599
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 305, NextOffset: 322
-    testutil.go:509: Offset: 206, NextOffset: 223
-    testutil.go:509: Offset: 322, NextOffset: 455
-    testutil.go:509: Offset: 223, NextOffset: 337
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 736, NextOffset: 753
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 599, NextOffset: 616
     testutil.go:509: Offset: 753, NextOffset: 886
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 616, NextOffset: 730
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 455, NextOffset: 472
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 337, NextOffset: 354
+    testutil.go:509: Offset: 472, NextOffset: 605
+    testutil.go:509: Offset: 354, NextOffset: 468
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 886, NextOffset: 903
     testutil.go:509: Offset: 730, NextOffset: 747
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 903, NextOffset: 1479
     testutil.go:509: Offset: 747, NextOffset: 1261
     testutil.go:395: Comparing: "foo" vs "foo"
@@ -226611,25 +227708,21 @@
     testutil.go:509: Offset: 78, NextOffset: 95
     testutil.go:509: Offset: 194, NextOffset: 305
     testutil.go:509: Offset: 95, NextOffset: 206
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 305, NextOffset: 322
+    testutil.go:509: Offset: 206, NextOffset: 223
+    testutil.go:509: Offset: 322, NextOffset: 455
+    testutil.go:509: Offset: 223, NextOffset: 337
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 455, NextOffset: 472
-    testutil.go:509: Offset: 337, NextOffset: 354
-    testutil.go:509: Offset: 472, NextOffset: 605
-    testutil.go:509: Offset: 354, NextOffset: 468
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#01
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":78,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":95,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":206,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":223,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":336,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":353,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":469,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":486,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":454,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":471,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":737,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":754,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":887,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":904,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo_empty foo_empty2 foo3 foo5 foo_empty5 foo6 foo foo2 foo_empty3 foo4] vs [foo5 foo6 foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo2]
+    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo foo_empty foo_empty2 foo3 foo6] vs [foo_empty3 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo4 foo5 foo_empty5 foo foo2 foo3]
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 206, NextOffset: 223
     testutil.go:509: Offset: 304, NextOffset: 321
@@ -226638,16 +227731,21 @@
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 469, NextOffset: 486
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 604, NextOffset: 621
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 486, NextOffset: 602
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 621, NextOffset: 737
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 602, NextOffset: 619
+    testutil.go:509: Offset: 737, NextOffset: 754
+    testutil.go:509: Offset: 619, NextOffset: 735
+    testutil.go:509: Offset: 754, NextOffset: 887
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 78, NextOffset: 95
+    testutil.go:509: Offset: 176, NextOffset: 193
+    testutil.go:509: Offset: 95, NextOffset: 206
+    testutil.go:509: Offset: 193, NextOffset: 304
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
@@ -226655,219 +227753,174 @@
     testutil.go:509: Offset: 454, NextOffset: 471
     testutil.go:509: Offset: 353, NextOffset: 469
     testutil.go:509: Offset: 471, NextOffset: 604
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 602, NextOffset: 619
-    testutil.go:509: Offset: 737, NextOffset: 754
-    testutil.go:509: Offset: 619, NextOffset: 735
-    testutil.go:509: Offset: 754, NextOffset: 887
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 735, NextOffset: 752
     testutil.go:509: Offset: 887, NextOffset: 904
     testutil.go:509: Offset: 752, NextOffset: 1263
     testutil.go:509: Offset: 904, NextOffset: 1485
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 78, NextOffset: 95
-    testutil.go:509: Offset: 176, NextOffset: 193
-    testutil.go:509: Offset: 95, NextOffset: 206
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 193, NextOffset: 304
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo_empty5 .no.prefetch.landmark foo_empty foo2 foo5 foo6] vs [foo foo2 foo_empty3 foo4 foo_empty4 foo_empty foo_empty2 foo3 foo5 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo_empty4 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo4 foo5 foo_empty5 foo foo2 foo3 foo_empty3] vs [foo_empty5 foo foo_empty foo_empty2 foo3 foo6 foo2 foo_empty3 foo4 foo_empty4 foo5]
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 176, NextOffset: 193
     testutil.go:509: Offset: 78, NextOffset: 95
     testutil.go:509: Offset: 193, NextOffset: 304
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 95, NextOffset: 206
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 304, NextOffset: 321
+    testutil.go:509: Offset: 206, NextOffset: 223
+    testutil.go:509: Offset: 321, NextOffset: 454
+    testutil.go:509: Offset: 223, NextOffset: 336
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 454, NextOffset: 471
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 336, NextOffset: 353
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 471, NextOffset: 604
     testutil.go:509: Offset: 353, NextOffset: 469
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 887, NextOffset: 904
+    testutil.go:509: Offset: 735, NextOffset: 752
+    testutil.go:509: Offset: 904, NextOffset: 1485
+    testutil.go:509: Offset: 752, NextOffset: 1263
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 604, NextOffset: 621
     testutil.go:509: Offset: 469, NextOffset: 486
     testutil.go:509: Offset: 621, NextOffset: 737
     testutil.go:509: Offset: 486, NextOffset: 602
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 304, NextOffset: 321
-    testutil.go:509: Offset: 206, NextOffset: 223
-    testutil.go:509: Offset: 321, NextOffset: 454
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 223, NextOffset: 336
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 737, NextOffset: 754
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 602, NextOffset: 619
     testutil.go:509: Offset: 754, NextOffset: 887
     testutil.go:509: Offset: 619, NextOffset: 735
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 887, NextOffset: 904
-    testutil.go:509: Offset: 735, NextOffset: 752
-    testutil.go:509: Offset: 904, NextOffset: 1485
-    testutil.go:509: Offset: 752, NextOffset: 1263
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#01
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":79,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":96,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":211,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":228,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":342,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":473,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":490,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":604,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":621,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":735,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":752,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":178,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":195,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":310,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":327,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":460,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":477,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":610,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":627,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":741,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":758,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":891,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":908,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo foo_empty foo2 foo_empty3 foo4] vs [foo_empty2 foo5 foo_empty5 foo foo3 foo_empty3 foo4 foo_empty4 foo6 .no.prefetch.landmark foo_empty foo2]
+    testutil.go:401: Directory: "" vs "": [foo4 foo_empty5 foo3 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty foo2 foo_empty2] vs [foo_empty5 foo2 foo_empty2 foo4 foo6 .no.prefetch.landmark foo foo_empty foo3 foo_empty3 foo_empty4 foo5]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 79, NextOffset: 96
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 178, NextOffset: 195
     testutil.go:509: Offset: 96, NextOffset: 211
     testutil.go:509: Offset: 195, NextOffset: 310
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 211, NextOffset: 228
     testutil.go:509: Offset: 310, NextOffset: 327
     testutil.go:509: Offset: 228, NextOffset: 342
     testutil.go:509: Offset: 327, NextOffset: 460
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 473, NextOffset: 490
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 610, NextOffset: 627
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 490, NextOffset: 604
     testutil.go:509: Offset: 627, NextOffset: 741
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 735, NextOffset: 752
-    testutil.go:509: Offset: 891, NextOffset: 908
-    testutil.go:509: Offset: 752, NextOffset: 1267
-    testutil.go:509: Offset: 908, NextOffset: 1485
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 342, NextOffset: 359
     testutil.go:509: Offset: 460, NextOffset: 477
     testutil.go:509: Offset: 359, NextOffset: 473
     testutil.go:509: Offset: 477, NextOffset: 610
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 604, NextOffset: 621
     testutil.go:509: Offset: 741, NextOffset: 758
     testutil.go:509: Offset: 621, NextOffset: 735
     testutil.go:509: Offset: 758, NextOffset: 891
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 735, NextOffset: 752
+    testutil.go:509: Offset: 891, NextOffset: 908
+    testutil.go:509: Offset: 752, NextOffset: 1267
+    testutil.go:509: Offset: 908, NextOffset: 1485
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo_empty foo2 foo_empty2 foo5 foo_empty5 foo foo3 foo_empty3 foo4 foo_empty4] vs [foo_empty2 foo3 foo_empty4 foo5 foo_empty5 foo foo_empty foo2 foo_empty3 foo4 foo6]
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo3 foo_empty3 foo_empty4 foo5 foo_empty5 foo2 foo_empty2 foo4 foo6] vs [foo2 foo_empty2 foo4 foo_empty5 foo3 foo_empty3 foo_empty4 foo5 foo6 foo foo_empty]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 891, NextOffset: 908
+    testutil.go:509: Offset: 735, NextOffset: 752
+    testutil.go:509: Offset: 908, NextOffset: 1485
+    testutil.go:509: Offset: 752, NextOffset: 1267
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 178, NextOffset: 195
     testutil.go:509: Offset: 79, NextOffset: 96
     testutil.go:509: Offset: 195, NextOffset: 310
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 96, NextOffset: 211
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 460, NextOffset: 477
     testutil.go:509: Offset: 342, NextOffset: 359
     testutil.go:509: Offset: 477, NextOffset: 610
     testutil.go:509: Offset: 359, NextOffset: 473
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 610, NextOffset: 627
-    testutil.go:509: Offset: 473, NextOffset: 490
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 627, NextOffset: 741
-    testutil.go:509: Offset: 490, NextOffset: 604
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 891, NextOffset: 908
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 735, NextOffset: 752
-    testutil.go:509: Offset: 908, NextOffset: 1485
-    testutil.go:509: Offset: 752, NextOffset: 1267
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 741, NextOffset: 758
+    testutil.go:509: Offset: 604, NextOffset: 621
+    testutil.go:509: Offset: 758, NextOffset: 891
+    testutil.go:509: Offset: 621, NextOffset: 735
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 310, NextOffset: 327
     testutil.go:509: Offset: 211, NextOffset: 228
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 327, NextOffset: 460
     testutil.go:509: Offset: 228, NextOffset: 342
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 741, NextOffset: 758
-    testutil.go:509: Offset: 604, NextOffset: 621
-    testutil.go:509: Offset: 758, NextOffset: 891
-    testutil.go:509: Offset: 621, NextOffset: 735
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 610, NextOffset: 627
+    testutil.go:509: Offset: 473, NextOffset: 490
+    testutil.go:509: Offset: 627, NextOffset: 741
+    testutil.go:509: Offset: 490, NextOffset: 604
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"foo","type":"reg","size":6,"mode":420,"offset":82,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":99,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":212,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":229,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":339,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":356,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":466,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":593,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":610,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":719,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":736,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"foo","type":"reg","size":6,"mode":420,"offset":179,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo","type":"chunk","offset":196,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo2","type":"reg","size":6,"mode":420,"offset":309,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo2","type":"chunk","offset":326,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo3","type":"reg","size":6,"mode":420,"offset":458,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo3","type":"chunk","offset":475,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo4","type":"reg","size":6,"mode":420,"offset":607,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo4","type":"chunk","offset":624,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo5","type":"reg","size":6,"mode":420,"offset":734,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo5","type":"chunk","offset":751,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"foo6","type":"reg","size":6,"mode":420,"offset":883,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"foo6","type":"chunk","offset":900,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo_empty foo_empty2 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo3] vs [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [foo6 foo2 foo3 foo_empty3 foo4 foo5 foo foo_empty foo_empty2 foo_empty4 foo_empty5] vs [foo foo_empty foo4 foo5 foo2 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 82, NextOffset: 99
+    testutil.go:509: Offset: 179, NextOffset: 196
+    testutil.go:509: Offset: 99, NextOffset: 212
+    testutil.go:509: Offset: 196, NextOffset: 309
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 593, NextOffset: 610
-    testutil.go:509: Offset: 734, NextOffset: 751
-    testutil.go:509: Offset: 610, NextOffset: 719
-    testutil.go:509: Offset: 751, NextOffset: 883
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 719, NextOffset: 736
     testutil.go:509: Offset: 883, NextOffset: 900
     testutil.go:509: Offset: 736, NextOffset: 1245
     testutil.go:509: Offset: 900, NextOffset: 1476
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 82, NextOffset: 99
-    testutil.go:509: Offset: 179, NextOffset: 196
-    testutil.go:509: Offset: 99, NextOffset: 212
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 196, NextOffset: 309
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 212, NextOffset: 229
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 309, NextOffset: 326
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 229, NextOffset: 339
     testutil.go:509: Offset: 326, NextOffset: 458
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 339, NextOffset: 356
-    testutil.go:509: Offset: 458, NextOffset: 475
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 458, NextOffset: 475
     testutil.go:509: Offset: 356, NextOffset: 466
     testutil.go:509: Offset: 475, NextOffset: 607
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
@@ -226876,36 +227929,44 @@
     testutil.go:509: Offset: 607, NextOffset: 624
     testutil.go:509: Offset: 483, NextOffset: 593
     testutil.go:509: Offset: 624, NextOffset: 734
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3] vs [foo_empty foo_empty2 foo_empty4 foo5 foo_empty5 foo6 foo foo2 foo3 foo_empty3 foo4]
     testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 734, NextOffset: 751
     testutil.go:509: Offset: 593, NextOffset: 610
-    testutil.go:509: Offset: 751, NextOffset: 883
+    testutil.go:509: Offset: 734, NextOffset: 751
     testutil.go:509: Offset: 610, NextOffset: 719
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 883, NextOffset: 900
-    testutil.go:509: Offset: 719, NextOffset: 736
-    testutil.go:509: Offset: 900, NextOffset: 1476
-    testutil.go:509: Offset: 736, NextOffset: 1245
+    testutil.go:509: Offset: 751, NextOffset: 883
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo4 foo5 foo2 foo_empty2 foo3 foo_empty3 foo_empty4] vs [foo_empty foo_empty2 foo_empty4 foo_empty5 foo6 foo2 foo3 foo_empty3 foo4 foo5 foo]
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 179, NextOffset: 196
     testutil.go:509: Offset: 82, NextOffset: 99
     testutil.go:509: Offset: 196, NextOffset: 309
     testutil.go:509: Offset: 99, NextOffset: 212
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 607, NextOffset: 624
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 466, NextOffset: 483
+    testutil.go:509: Offset: 624, NextOffset: 734
+    testutil.go:509: Offset: 483, NextOffset: 593
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 734, NextOffset: 751
+    testutil.go:509: Offset: 593, NextOffset: 610
+    testutil.go:509: Offset: 751, NextOffset: 883
+    testutil.go:509: Offset: 610, NextOffset: 719
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 309, NextOffset: 326
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 212, NextOffset: 229
     testutil.go:509: Offset: 326, NextOffset: 458
-    testutil.go:509: Offset: 229, NextOffset: 339
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 229, NextOffset: 339
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 458, NextOffset: 475
@@ -226913,266 +227974,284 @@
     testutil.go:509: Offset: 475, NextOffset: 607
     testutil.go:509: Offset: 356, NextOffset: 466
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 607, NextOffset: 624
-    testutil.go:509: Offset: 466, NextOffset: 483
-    testutil.go:509: Offset: 624, NextOffset: 734
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 483, NextOffset: 593
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 883, NextOffset: 900
+    testutil.go:509: Offset: 719, NextOffset: 736
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 900, NextOffset: 1476
+    testutil.go:509: Offset: 736, NextOffset: 1245
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./foo","type":"reg","size":6,"mode":420,"offset":77,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":94,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":204,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":221,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":335,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":352,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":466,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":483,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":594,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":611,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":725,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":742,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./foo","type":"reg","size":6,"mode":420,"offset":181,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo","type":"chunk","offset":198,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo2","type":"reg","size":6,"mode":420,"offset":308,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo2","type":"chunk","offset":325,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo3","type":"reg","size":6,"mode":420,"offset":457,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo3","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo4","type":"reg","size":6,"mode":420,"offset":606,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo4","type":"chunk","offset":623,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo5","type":"reg","size":6,"mode":420,"offset":734,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo5","type":"chunk","offset":751,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"./foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./foo6","type":"reg","size":6,"mode":420,"offset":883,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"./foo6","type":"chunk","offset":900,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo6 foo foo_empty foo2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo_empty2 foo_empty3] vs [foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo3 foo4 foo_empty foo2 foo_empty2 foo_empty3]
-    testutil.go:395: Comparing: "foo5" vs "foo5"
-    testutil.go:509: Offset: 594, NextOffset: 611
-    testutil.go:509: Offset: 734, NextOffset: 751
-    testutil.go:509: Offset: 611, NextOffset: 725
-    testutil.go:509: Offset: 751, NextOffset: 883
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:401: Directory: "" vs "": [foo foo2 foo_empty5 foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo6] vs [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo foo_empty4 foo5 foo6]
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 725, NextOffset: 742
     testutil.go:509: Offset: 883, NextOffset: 900
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 742, NextOffset: 1257
     testutil.go:509: Offset: 900, NextOffset: 1480
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 77, NextOffset: 94
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 181, NextOffset: 198
     testutil.go:509: Offset: 94, NextOffset: 204
     testutil.go:509: Offset: 198, NextOffset: 308
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
     testutil.go:395: Comparing: "foo2" vs "foo2"
     testutil.go:509: Offset: 204, NextOffset: 221
     testutil.go:509: Offset: 308, NextOffset: 325
     testutil.go:509: Offset: 221, NextOffset: 335
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 325, NextOffset: 457
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 335, NextOffset: 352
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 457, NextOffset: 474
     testutil.go:509: Offset: 352, NextOffset: 466
     testutil.go:509: Offset: 474, NextOffset: 606
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 466, NextOffset: 483
     testutil.go:509: Offset: 606, NextOffset: 623
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 483, NextOffset: 594
     testutil.go:509: Offset: 623, NextOffset: 734
     testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo5" vs "foo5"
+    testutil.go:509: Offset: 594, NextOffset: 611
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 734, NextOffset: 751
+    testutil.go:509: Offset: 611, NextOffset: 725
+    testutil.go:509: Offset: 751, NextOffset: 883
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo3 foo4 foo_empty foo2 foo_empty2 foo_empty3] vs [foo foo_empty foo2 foo3 foo4 foo_empty4 foo5 foo_empty5 foo_empty2 foo_empty3 foo6]
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 308, NextOffset: 325
-    testutil.go:509: Offset: 204, NextOffset: 221
-    testutil.go:509: Offset: 325, NextOffset: 457
-    testutil.go:509: Offset: 221, NextOffset: 335
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty5 foo foo_empty4 foo5 foo6] vs [foo_empty foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo6 foo foo2 foo_empty5]
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 734, NextOffset: 751
     testutil.go:509: Offset: 594, NextOffset: 611
     testutil.go:509: Offset: 751, NextOffset: 883
     testutil.go:509: Offset: 611, NextOffset: 725
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 883, NextOffset: 900
     testutil.go:509: Offset: 725, NextOffset: 742
     testutil.go:509: Offset: 900, NextOffset: 1480
     testutil.go:509: Offset: 742, NextOffset: 1257
-    testutil.go:395: Comparing: "foo" vs "foo"
-    testutil.go:509: Offset: 181, NextOffset: 198
-    testutil.go:509: Offset: 77, NextOffset: 94
-    testutil.go:509: Offset: 198, NextOffset: 308
-    testutil.go:509: Offset: 94, NextOffset: 204
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 308, NextOffset: 325
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 204, NextOffset: 221
+    testutil.go:509: Offset: 325, NextOffset: 457
+    testutil.go:509: Offset: 221, NextOffset: 335
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 457, NextOffset: 474
     testutil.go:509: Offset: 335, NextOffset: 352
     testutil.go:509: Offset: 474, NextOffset: 606
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 352, NextOffset: 466
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 606, NextOffset: 623
     testutil.go:509: Offset: 466, NextOffset: 483
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 623, NextOffset: 734
     testutil.go:509: Offset: 483, NextOffset: 594
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 181, NextOffset: 198
+    testutil.go:509: Offset: 77, NextOffset: 94
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 198, NextOffset: 308
+    testutil.go:509: Offset: 94, NextOffset: 204
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/foo","type":"reg","size":6,"mode":420,"offset":84,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":101,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":210,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":227,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":342,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":359,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":474,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":491,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":606,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":623,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":755,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/foo","type":"reg","size":6,"mode":420,"offset":182,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo","type":"chunk","offset":199,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo2","type":"reg","size":6,"mode":420,"offset":308,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo2","type":"chunk","offset":325,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo3","type":"reg","size":6,"mode":420,"offset":457,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo3","type":"chunk","offset":474,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo4","type":"reg","size":6,"mode":420,"offset":606,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo4","type":"chunk","offset":623,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo5","type":"reg","size":6,"mode":420,"offset":738,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo5","type":"chunk","offset":755,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"/foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/foo6","type":"reg","size":6,"mode":420,"offset":887,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"/foo6","type":"chunk","offset":904,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo6 foo foo4 foo_empty4 foo5] vs [foo5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty4 foo_empty5 foo foo2 foo_empty3 foo4]
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:401: Directory: "" vs "": [foo_empty3 foo4 foo5 foo_empty foo3 foo_empty4 foo_empty5 foo6 foo foo2 foo_empty2] vs [foo_empty2 foo3 foo_empty foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo]
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 474, NextOffset: 491
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 606, NextOffset: 623
+    testutil.go:509: Offset: 491, NextOffset: 606
+    testutil.go:509: Offset: 623, NextOffset: 738
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 606, NextOffset: 623
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 738, NextOffset: 755
     testutil.go:509: Offset: 623, NextOffset: 738
     testutil.go:509: Offset: 755, NextOffset: 887
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 210, NextOffset: 227
-    testutil.go:509: Offset: 308, NextOffset: 325
-    testutil.go:509: Offset: 227, NextOffset: 342
-    testutil.go:509: Offset: 325, NextOffset: 457
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 342, NextOffset: 359
     testutil.go:509: Offset: 457, NextOffset: 474
     testutil.go:509: Offset: 359, NextOffset: 474
     testutil.go:509: Offset: 474, NextOffset: 606
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 738, NextOffset: 755
-    testutil.go:509: Offset: 887, NextOffset: 904
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 887, NextOffset: 904
     testutil.go:509: Offset: 755, NextOffset: 1265
     testutil.go:509: Offset: 904, NextOffset: 1485
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 84, NextOffset: 101
-    testutil.go:509: Offset: 182, NextOffset: 199
-    testutil.go:509: Offset: 101, NextOffset: 210
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 199, NextOffset: 308
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 474, NextOffset: 491
-    testutil.go:509: Offset: 606, NextOffset: 623
-    testutil.go:509: Offset: 491, NextOffset: 606
-    testutil.go:509: Offset: 623, NextOffset: 738
-    testutil.go:395: Comparing: "" vs ""
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo2 foo_empty3 foo4 foo5 foo6 .no.prefetch.landmark foo_empty foo_empty2 foo3 foo_empty4 foo_empty5 foo] vs [foo foo4 foo_empty4 foo5 foo_empty foo2 foo_empty2 foo3 foo_empty3 foo_empty5 foo6]
-    testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 182, NextOffset: 199
-    testutil.go:509: Offset: 84, NextOffset: 101
-    testutil.go:509: Offset: 199, NextOffset: 308
     testutil.go:509: Offset: 101, NextOffset: 210
+    testutil.go:509: Offset: 199, NextOffset: 308
     testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 308, NextOffset: 325
     testutil.go:509: Offset: 210, NextOffset: 227
-    testutil.go:509: Offset: 325, NextOffset: 457
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 308, NextOffset: 325
     testutil.go:509: Offset: 227, NextOffset: 342
+    testutil.go:509: Offset: 325, NextOffset: 457
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo6 .no.prefetch.landmark foo foo_empty2 foo3 foo_empty foo2 foo_empty3 foo4 foo_empty4 foo5 foo_empty5] vs [foo6 foo foo2 foo_empty2 foo_empty3 foo4 foo5 foo_empty foo3 foo_empty4 foo_empty5]
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 606, NextOffset: 623
     testutil.go:509: Offset: 474, NextOffset: 491
     testutil.go:509: Offset: 623, NextOffset: 738
     testutil.go:509: Offset: 491, NextOffset: 606
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 738, NextOffset: 755
     testutil.go:509: Offset: 606, NextOffset: 623
     testutil.go:509: Offset: 755, NextOffset: 887
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 623, NextOffset: 738
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
     testutil.go:509: Offset: 887, NextOffset: 904
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 738, NextOffset: 755
     testutil.go:509: Offset: 904, NextOffset: 1485
     testutil.go:509: Offset: 755, NextOffset: 1265
-    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo" vs "foo"
+    testutil.go:509: Offset: 182, NextOffset: 199
+    testutil.go:509: Offset: 84, NextOffset: 101
+    testutil.go:509: Offset: 199, NextOffset: 308
+    testutil.go:509: Offset: 101, NextOffset: 210
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 457, NextOffset: 474
     testutil.go:509: Offset: 342, NextOffset: 359
     testutil.go:509: Offset: 474, NextOffset: 606
     testutil.go:509: Offset: 359, NextOffset: 474
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
+    testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 308, NextOffset: 325
+    testutil.go:509: Offset: 210, NextOffset: 227
+    testutil.go:509: Offset: 325, NextOffset: 457
+    testutil.go:509: Offset: 227, NextOffset: 342
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
 === RUN   TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#01
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#01
 === NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../foo","type":"reg","size":6,"mode":420,"offset":80,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":97,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":208,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":225,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":338,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":355,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":468,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":485,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":598,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":615,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":728,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":745,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../foo","type":"reg","size":6,"mode":420,"offset":176,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo","type":"chunk","offset":193,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo2","type":"reg","size":6,"mode":420,"offset":304,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo2","type":"chunk","offset":321,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty2","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo3","type":"reg","size":6,"mode":420,"offset":453,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo3","type":"chunk","offset":470,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty3","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo4","type":"reg","size":6,"mode":420,"offset":602,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo4","type":"chunk","offset":619,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty4","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo5","type":"reg","size":6,"mode":420,"offset":732,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo5","type":"chunk","offset":749,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"},{"name":"../foo_empty5","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../foo6","type":"reg","size":6,"mode":420,"offset":881,"digest":"sha256:c7854c301113d781c6f3cc763390da65f6459ee30cc52359842f5901649abbee","chunkSize":4,"chunkDigest":"sha256:b23fcb8820e567d1143f4a15cfeaf04ba660bafd89eeb496e99ffd8bd1079f71"},{"name":"../foo6","type":"chunk","offset":898,"chunkOffset":4,"chunkDigest":"sha256:0e07cf830957701d43c183f1515f63e6b68027e528f43ef52b1527a520ddec82"}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 foo foo_empty foo2 foo_empty2] vs [foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6 .no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3]
-    testutil.go:395: Comparing: "foo2" vs "foo2"
-    testutil.go:509: Offset: 208, NextOffset: 225
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 304, NextOffset: 321
-    testutil.go:509: Offset: 225, NextOffset: 338
-    testutil.go:509: Offset: 321, NextOffset: 453
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:401: Directory: "" vs "": [foo foo_empty foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo3 foo_empty3 foo5] vs [.no.prefetch.landmark foo foo_empty foo2 foo4 foo5 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6]
+    testutil.go:395: Comparing: "foo6" vs "foo6"
+    testutil.go:509: Offset: 728, NextOffset: 745
+    testutil.go:509: Offset: 881, NextOffset: 898
+    testutil.go:509: Offset: 745, NextOffset: 1256
+    testutil.go:509: Offset: 898, NextOffset: 1479
     testutil.go:395: Comparing: "foo3" vs "foo3"
     testutil.go:509: Offset: 338, NextOffset: 355
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 453, NextOffset: 470
     testutil.go:509: Offset: 355, NextOffset: 468
     testutil.go:509: Offset: 470, NextOffset: 602
     testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
-    testutil.go:395: Comparing: "foo4" vs "foo4"
-    testutil.go:509: Offset: 468, NextOffset: 485
-    testutil.go:509: Offset: 602, NextOffset: 619
-    testutil.go:509: Offset: 485, NextOffset: 598
-    testutil.go:509: Offset: 619, NextOffset: 732
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 598, NextOffset: 615
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 732, NextOffset: 749
     testutil.go:509: Offset: 615, NextOffset: 728
     testutil.go:509: Offset: 749, NextOffset: 881
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
-    testutil.go:395: Comparing: "foo6" vs "foo6"
-    testutil.go:509: Offset: 728, NextOffset: 745
-    testutil.go:509: Offset: 881, NextOffset: 898
-    testutil.go:509: Offset: 745, NextOffset: 1256
-    testutil.go:509: Offset: 898, NextOffset: 1479
     testutil.go:395: Comparing: "foo" vs "foo"
     testutil.go:509: Offset: 80, NextOffset: 97
     testutil.go:509: Offset: 176, NextOffset: 193
     testutil.go:509: Offset: 97, NextOffset: 208
     testutil.go:509: Offset: 193, NextOffset: 304
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "foo_empty" vs "foo_empty"
+    testutil.go:395: Comparing: "foo2" vs "foo2"
+    testutil.go:509: Offset: 208, NextOffset: 225
+    testutil.go:509: Offset: 304, NextOffset: 321
+    testutil.go:509: Offset: 225, NextOffset: 338
+    testutil.go:509: Offset: 321, NextOffset: 453
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo4" vs "foo4"
+    testutil.go:509: Offset: 468, NextOffset: 485
+    testutil.go:509: Offset: 602, NextOffset: 619
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 485, NextOffset: 598
+    testutil.go:509: Offset: 619, NextOffset: 732
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
+    testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6] vs [foo foo_empty foo2 foo_empty2 foo3 foo_empty3 foo4 foo_empty4 foo5 foo_empty5 foo6]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo foo_empty foo2 foo4 foo5 foo_empty2 foo3 foo_empty3 foo_empty4 foo_empty5 foo6] vs [foo2 foo_empty2 foo4 foo_empty4 foo_empty5 foo6 foo3 foo_empty3 foo5 foo foo_empty]
+    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
+    testutil.go:395: Comparing: "foo3" vs "foo3"
+    testutil.go:509: Offset: 453, NextOffset: 470
+    testutil.go:509: Offset: 338, NextOffset: 355
+    testutil.go:509: Offset: 470, NextOffset: 602
+    testutil.go:509: Offset: 355, NextOffset: 468
+    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
+    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo_empty5" vs "foo_empty5"
     testutil.go:395: Comparing: "foo6" vs "foo6"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 881, NextOffset: 898
     testutil.go:509: Offset: 728, NextOffset: 745
     testutil.go:509: Offset: 898, NextOffset: 1479
@@ -227187,79 +228266,57 @@
     testutil.go:509: Offset: 304, NextOffset: 321
     testutil.go:509: Offset: 208, NextOffset: 225
     testutil.go:509: Offset: 321, NextOffset: 453
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 225, NextOffset: 338
-    testutil.go:395: Comparing: "foo_empty2" vs "foo_empty2"
-    testutil.go:395: Comparing: "foo3" vs "foo3"
-    testutil.go:509: Offset: 453, NextOffset: 470
-    testutil.go:509: Offset: 338, NextOffset: 355
-    testutil.go:509: Offset: 470, NextOffset: 602
-    testutil.go:509: Offset: 355, NextOffset: 468
-    testutil.go:395: Comparing: "foo_empty3" vs "foo_empty3"
     testutil.go:395: Comparing: "foo4" vs "foo4"
     testutil.go:509: Offset: 602, NextOffset: 619
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 468, NextOffset: 485
     testutil.go:509: Offset: 619, NextOffset: 732
     testutil.go:509: Offset: 485, NextOffset: 598
-    testutil.go:395: Comparing: "foo_empty4" vs "foo_empty4"
     testutil.go:395: Comparing: "foo5" vs "foo5"
     testutil.go:509: Offset: 732, NextOffset: 749
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 598, NextOffset: 615
     testutil.go:509: Offset: 749, NextOffset: 881
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 615, NextOffset: 728
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":487,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":818,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":838,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":858,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":878,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":628,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":959,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":979,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":999,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1019,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":487,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":819,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":839,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":859,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":879,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":628,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":960,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":980,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1000,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1020,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 93, NextOffset: 113
-    testutil.go:509: Offset: 194, NextOffset: 214
-    testutil.go:509: Offset: 113, NextOffset: 133
-    testutil.go:509: Offset: 214, NextOffset: 234
-    testutil.go:509: Offset: 133, NextOffset: 153
-    testutil.go:509: Offset: 234, NextOffset: 254
-    testutil.go:509: Offset: 153, NextOffset: 173
-    testutil.go:509: Offset: 254, NextOffset: 274
-    testutil.go:509: Offset: 173, NextOffset: 193
-    testutil.go:509: Offset: 274, NextOffset: 294
-    testutil.go:509: Offset: 193, NextOffset: 288
-    testutil.go:509: Offset: 294, NextOffset: 409
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 288, NextOffset: 390
-    testutil.go:509: Offset: 409, NextOffset: 531
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark bar foo3.txt barlink dev test2 baz.txt foo1.txt test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 390, NextOffset: 487
     testutil.go:509: Offset: 531, NextOffset: 628
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 487, NextOffset: 818
-    testutil.go:509: Offset: 628, NextOffset: 959
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 487, NextOffset: 819
+    testutil.go:509: Offset: 628, NextOffset: 960
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 818, NextOffset: 838
-    testutil.go:509: Offset: 959, NextOffset: 979
-    testutil.go:509: Offset: 838, NextOffset: 858
-    testutil.go:509: Offset: 979, NextOffset: 999
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 858, NextOffset: 878
-    testutil.go:509: Offset: 999, NextOffset: 1019
-    testutil.go:509: Offset: 878, NextOffset: 2222
-    testutil.go:509: Offset: 1019, NextOffset: 2505
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 819, NextOffset: 839
+    testutil.go:509: Offset: 960, NextOffset: 980
+    testutil.go:509: Offset: 839, NextOffset: 859
+    testutil.go:509: Offset: 980, NextOffset: 1000
+    testutil.go:509: Offset: 859, NextOffset: 879
+    testutil.go:509: Offset: 1000, NextOffset: 1020
+    testutil.go:509: Offset: 879, NextOffset: 2224
+    testutil.go:509: Offset: 1020, NextOffset: 2506
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -227279,29 +228336,45 @@
     testutil.go:509: Offset: 274, NextOffset: 294
     testutil.go:509: Offset: 193, NextOffset: 288
     testutil.go:509: Offset: 294, NextOffset: 409
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 93, NextOffset: 113
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 194, NextOffset: 214
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 113, NextOffset: 133
+    testutil.go:509: Offset: 214, NextOffset: 234
+    testutil.go:509: Offset: 133, NextOffset: 153
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 234, NextOffset: 254
+    testutil.go:509: Offset: 153, NextOffset: 173
+    testutil.go:509: Offset: 254, NextOffset: 274
+    testutil.go:509: Offset: 173, NextOffset: 193
+    testutil.go:509: Offset: 274, NextOffset: 294
+    testutil.go:509: Offset: 193, NextOffset: 288
+    testutil.go:509: Offset: 294, NextOffset: 409
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 288, NextOffset: 390
+    testutil.go:509: Offset: 409, NextOffset: 531
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar .no.prefetch.landmark] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt test .no.prefetch.landmark bar foo3.txt barlink dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 531, NextOffset: 628
+    testutil.go:509: Offset: 390, NextOffset: 487
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 628, NextOffset: 959
-    testutil.go:509: Offset: 487, NextOffset: 818
+    testutil.go:509: Offset: 628, NextOffset: 960
+    testutil.go:509: Offset: 487, NextOffset: 819
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 959, NextOffset: 979
-    testutil.go:509: Offset: 818, NextOffset: 838
-    testutil.go:509: Offset: 979, NextOffset: 999
-    testutil.go:509: Offset: 838, NextOffset: 858
-    testutil.go:509: Offset: 999, NextOffset: 1019
-    testutil.go:509: Offset: 858, NextOffset: 878
-    testutil.go:509: Offset: 1019, NextOffset: 2505
-    testutil.go:509: Offset: 878, NextOffset: 2222
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -227312,21 +228385,20 @@
     testutil.go:509: Offset: 234, NextOffset: 254
     testutil.go:509: Offset: 133, NextOffset: 153
     testutil.go:509: Offset: 254, NextOffset: 274
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 153, NextOffset: 173
     testutil.go:509: Offset: 274, NextOffset: 294
-    testutil.go:509: Offset: 173, NextOffset: 193
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 294, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 288
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 194, NextOffset: 214
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 93, NextOffset: 113
     testutil.go:509: Offset: 214, NextOffset: 234
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 113, NextOffset: 133
     testutil.go:509: Offset: 234, NextOffset: 254
     testutil.go:509: Offset: 133, NextOffset: 153
@@ -227339,36 +228411,40 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 409, NextOffset: 531
     testutil.go:509: Offset: 288, NextOffset: 390
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 531, NextOffset: 628
-    testutil.go:509: Offset: 390, NextOffset: 487
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 960, NextOffset: 980
+    testutil.go:509: Offset: 819, NextOffset: 839
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 980, NextOffset: 1000
+    testutil.go:509: Offset: 839, NextOffset: 859
+    testutil.go:509: Offset: 1000, NextOffset: 1020
+    testutil.go:509: Offset: 859, NextOffset: 879
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1020, NextOffset: 2506
+    testutil.go:509: Offset: 879, NextOffset: 2224
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt dev test2 foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt test2 bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1801
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
@@ -227376,61 +228452,76 @@
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1950
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test .no.prefetch.landmark baz.txt dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt test2 bar foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
@@ -227444,12 +228535,9 @@
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1950
+    testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -227460,20 +228548,17 @@
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1801
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1950
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1950
-    testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -227482,33 +228567,49 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":94,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":114,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":134,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":194,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":833,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":853,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":873,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":893,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":538,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":638,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":975,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":995,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1015,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1035,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":94,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":114,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":134,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":194,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":834,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":854,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":874,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":894,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":538,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":638,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":976,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":996,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1016,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1036,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar foo3.txt barlink dev test2 baz.txt test .no.prefetch.landmark foo1.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt bar barlink test test2 .no.prefetch.landmark baz.txt foo3.txt dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 834, NextOffset: 854
+    testutil.go:509: Offset: 976, NextOffset: 996
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 996, NextOffset: 1016
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1016, NextOffset: 1036
+    testutil.go:509: Offset: 894, NextOffset: 2203
+    testutil.go:509: Offset: 1036, NextOffset: 2527
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 94, NextOffset: 114
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 196, NextOffset: 216
     testutil.go:509: Offset: 114, NextOffset: 134
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 216, NextOffset: 236
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 134, NextOffset: 154
     testutil.go:509: Offset: 236, NextOffset: 256
     testutil.go:509: Offset: 154, NextOffset: 174
     testutil.go:509: Offset: 256, NextOffset: 276
     testutil.go:509: Offset: 174, NextOffset: 194
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 276, NextOffset: 296
     testutil.go:509: Offset: 194, NextOffset: 292
     testutil.go:509: Offset: 296, NextOffset: 415
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 94, NextOffset: 114
     testutil.go:509: Offset: 196, NextOffset: 216
@@ -227531,51 +228632,48 @@
     testutil.go:509: Offset: 396, NextOffset: 496
     testutil.go:509: Offset: 538, NextOffset: 638
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 496, NextOffset: 833
-    testutil.go:509: Offset: 638, NextOffset: 975
+    testutil.go:509: Offset: 496, NextOffset: 834
+    testutil.go:509: Offset: 638, NextOffset: 976
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt dev foo1.txt bar barlink test test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 415, NextOffset: 538
+    testutil.go:509: Offset: 292, NextOffset: 396
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 538, NextOffset: 638
+    testutil.go:509: Offset: 396, NextOffset: 496
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 833, NextOffset: 853
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 975, NextOffset: 995
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 995, NextOffset: 1015
-    testutil.go:509: Offset: 873, NextOffset: 893
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 1015, NextOffset: 1035
-    testutil.go:509: Offset: 893, NextOffset: 2204
-    testutil.go:509: Offset: 1035, NextOffset: 2529
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink dev test2 baz.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 976, NextOffset: 996
+    testutil.go:509: Offset: 834, NextOffset: 854
+    testutil.go:509: Offset: 996, NextOffset: 1016
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 1016, NextOffset: 1036
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1036, NextOffset: 2527
+    testutil.go:509: Offset: 894, NextOffset: 2203
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 196, NextOffset: 216
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 94, NextOffset: 114
     testutil.go:509: Offset: 216, NextOffset: 236
     testutil.go:509: Offset: 114, NextOffset: 134
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 236, NextOffset: 256
     testutil.go:509: Offset: 134, NextOffset: 154
     testutil.go:509: Offset: 256, NextOffset: 276
     testutil.go:509: Offset: 154, NextOffset: 174
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 276, NextOffset: 296
     testutil.go:509: Offset: 174, NextOffset: 194
     testutil.go:509: Offset: 296, NextOffset: 415
@@ -227593,173 +228691,173 @@
     testutil.go:509: Offset: 174, NextOffset: 194
     testutil.go:509: Offset: 296, NextOffset: 415
     testutil.go:509: Offset: 194, NextOffset: 292
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 975, NextOffset: 995
-    testutil.go:509: Offset: 833, NextOffset: 853
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 995, NextOffset: 1015
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 1015, NextOffset: 1035
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1035, NextOffset: 2529
-    testutil.go:509: Offset: 893, NextOffset: 2204
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 415, NextOffset: 538
-    testutil.go:509: Offset: 292, NextOffset: 396
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 538, NextOffset: 638
-    testutil.go:509: Offset: 396, NextOffset: 496
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 638, NextOffset: 975
-    testutil.go:509: Offset: 496, NextOffset: 833
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 638, NextOffset: 976
+    testutil.go:509: Offset: 496, NextOffset: 834
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#01
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark test dev baz.txt foo1.txt bar foo3.txt barlink test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 foo1.txt barlink dev .no.prefetch.landmark baz.txt bar foo3.txt test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1955
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1955
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test2 .no.prefetch.landmark test dev baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test test2 foo1.txt barlink dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:395: Comparing: "test" vs "test"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#01
+    testutil.go:509: Offset: 0, NextOffset: 1789
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#01
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1788
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":95,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":135,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":155,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":175,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":195,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":495,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":832,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":852,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":872,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":892,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":991,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1011,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1031,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":95,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":135,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":155,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":175,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":195,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":495,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":832,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":852,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":872,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":892,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":991,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1011,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1031,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test test2 bar]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 95, NextOffset: 115
+    testutil.go:509: Offset: 195, NextOffset: 215
+    testutil.go:509: Offset: 115, NextOffset: 135
+    testutil.go:509: Offset: 215, NextOffset: 235
+    testutil.go:509: Offset: 135, NextOffset: 155
+    testutil.go:509: Offset: 235, NextOffset: 255
+    testutil.go:509: Offset: 155, NextOffset: 175
+    testutil.go:509: Offset: 255, NextOffset: 275
+    testutil.go:509: Offset: 175, NextOffset: 195
+    testutil.go:509: Offset: 275, NextOffset: 295
+    testutil.go:509: Offset: 195, NextOffset: 292
+    testutil.go:509: Offset: 295, NextOffset: 411
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 292, NextOffset: 395
+    testutil.go:509: Offset: 411, NextOffset: 534
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -227768,71 +228866,49 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 495, NextOffset: 832
     testutil.go:509: Offset: 634, NextOffset: 971
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 832, NextOffset: 852
     testutil.go:509: Offset: 971, NextOffset: 991
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 852, NextOffset: 872
     testutil.go:509: Offset: 991, NextOffset: 1011
     testutil.go:509: Offset: 872, NextOffset: 892
     testutil.go:509: Offset: 1011, NextOffset: 1031
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 892, NextOffset: 2198
-    testutil.go:509: Offset: 1031, NextOffset: 2520
+    testutil.go:509: Offset: 1031, NextOffset: 2522
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 95, NextOffset: 115
     testutil.go:509: Offset: 195, NextOffset: 215
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 115, NextOffset: 135
     testutil.go:509: Offset: 215, NextOffset: 235
-    testutil.go:509: Offset: 135, NextOffset: 155
-    testutil.go:509: Offset: 235, NextOffset: 255
-    testutil.go:509: Offset: 155, NextOffset: 175
-    testutil.go:509: Offset: 255, NextOffset: 275
-    testutil.go:509: Offset: 175, NextOffset: 195
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 275, NextOffset: 295
-    testutil.go:509: Offset: 195, NextOffset: 292
-    testutil.go:509: Offset: 295, NextOffset: 411
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 95, NextOffset: 115
-    testutil.go:509: Offset: 195, NextOffset: 215
-    testutil.go:509: Offset: 115, NextOffset: 135
-    testutil.go:509: Offset: 215, NextOffset: 235
     testutil.go:509: Offset: 135, NextOffset: 155
     testutil.go:509: Offset: 235, NextOffset: 255
     testutil.go:509: Offset: 155, NextOffset: 175
     testutil.go:509: Offset: 255, NextOffset: 275
     testutil.go:509: Offset: 175, NextOffset: 195
     testutil.go:509: Offset: 275, NextOffset: 295
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 195, NextOffset: 292
     testutil.go:509: Offset: 295, NextOffset: 411
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 292, NextOffset: 395
-    testutil.go:509: Offset: 411, NextOffset: 534
     testutil.go:395: Comparing: "" vs ""
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test test2 bar dev .no.prefetch.landmark baz.txt foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink dev test test2 .no.prefetch.landmark baz.txt foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 95, NextOffset: 115
     testutil.go:509: Offset: 215, NextOffset: 235
     testutil.go:509: Offset: 115, NextOffset: 135
@@ -227847,10 +228923,21 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 411, NextOffset: 534
     testutil.go:509: Offset: 292, NextOffset: 395
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 534, NextOffset: 634
+    testutil.go:509: Offset: 395, NextOffset: 495
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 634, NextOffset: 971
     testutil.go:509: Offset: 495, NextOffset: 832
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -227859,22 +228946,23 @@
     testutil.go:509: Offset: 991, NextOffset: 1011
     testutil.go:509: Offset: 852, NextOffset: 872
     testutil.go:509: Offset: 1011, NextOffset: 1031
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 872, NextOffset: 892
-    testutil.go:509: Offset: 1031, NextOffset: 2520
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1031, NextOffset: 2522
     testutil.go:509: Offset: 892, NextOffset: 2198
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 95, NextOffset: 115
     testutil.go:509: Offset: 215, NextOffset: 235
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 115, NextOffset: 135
     testutil.go:509: Offset: 235, NextOffset: 255
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 135, NextOffset: 155
     testutil.go:509: Offset: 255, NextOffset: 275
     testutil.go:509: Offset: 155, NextOffset: 175
@@ -227882,42 +228970,38 @@
     testutil.go:509: Offset: 175, NextOffset: 195
     testutil.go:509: Offset: 295, NextOffset: 411
     testutil.go:509: Offset: 195, NextOffset: 292
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 534, NextOffset: 634
-    testutil.go:509: Offset: 395, NextOffset: 495
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt foo3.txt barlink test dev .no.prefetch.landmark baz.txt bar test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test2 foo1.txt barlink .no.prefetch.landmark baz.txt bar foo3.txt test dev]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1965
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1779
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
@@ -227949,50 +229033,43 @@
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1965
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test dev test2 foo1.txt barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test dev .no.prefetch.landmark baz.txt bar test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
@@ -228011,49 +229088,32 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1779
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1965
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#01
+    testutil.go:509: Offset: 0, NextOffset: 1779
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":96,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":116,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":136,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":156,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":196,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":293,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":398,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":838,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":858,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":878,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":898,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":416,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":641,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":981,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1001,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1021,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1041,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":96,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":116,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":136,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":156,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":196,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":293,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":398,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":838,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":858,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":878,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":898,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":416,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":641,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":981,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1001,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1021,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1041,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt test foo1.txt bar foo3.txt barlink dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 838, NextOffset: 858
-    testutil.go:509: Offset: 981, NextOffset: 1001
-    testutil.go:509: Offset: 858, NextOffset: 878
-    testutil.go:509: Offset: 1001, NextOffset: 1021
-    testutil.go:509: Offset: 878, NextOffset: 898
-    testutil.go:509: Offset: 1021, NextOffset: 1041
-    testutil.go:509: Offset: 898, NextOffset: 2243
-    testutil.go:509: Offset: 1041, NextOffset: 2536
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 .no.prefetch.landmark foo1.txt bar foo3.txt baz.txt barlink test dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -228061,9 +229121,6 @@
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 116, NextOffset: 136
     testutil.go:509: Offset: 218, NextOffset: 238
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 136, NextOffset: 156
     testutil.go:509: Offset: 238, NextOffset: 258
     testutil.go:509: Offset: 156, NextOffset: 176
@@ -228072,8 +229129,6 @@
     testutil.go:509: Offset: 278, NextOffset: 298
     testutil.go:509: Offset: 196, NextOffset: 293
     testutil.go:509: Offset: 298, NextOffset: 416
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 96, NextOffset: 116
     testutil.go:509: Offset: 198, NextOffset: 218
@@ -228081,15 +229136,21 @@
     testutil.go:509: Offset: 218, NextOffset: 238
     testutil.go:509: Offset: 136, NextOffset: 156
     testutil.go:509: Offset: 238, NextOffset: 258
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 156, NextOffset: 176
     testutil.go:509: Offset: 258, NextOffset: 278
     testutil.go:509: Offset: 176, NextOffset: 196
     testutil.go:509: Offset: 278, NextOffset: 298
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 196, NextOffset: 293
     testutil.go:509: Offset: 298, NextOffset: 416
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 293, NextOffset: 398
     testutil.go:509: Offset: 416, NextOffset: 541
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -228098,11 +229159,26 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 498, NextOffset: 838
     testutil.go:509: Offset: 641, NextOffset: 981
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 838, NextOffset: 858
+    testutil.go:509: Offset: 981, NextOffset: 1001
+    testutil.go:509: Offset: 858, NextOffset: 878
+    testutil.go:509: Offset: 1001, NextOffset: 1021
+    testutil.go:509: Offset: 878, NextOffset: 898
+    testutil.go:509: Offset: 1021, NextOffset: 1041
+    testutil.go:509: Offset: 898, NextOffset: 2243
+    testutil.go:509: Offset: 1041, NextOffset: 2538
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt test foo1.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 416, NextOffset: 541
-    testutil.go:509: Offset: 293, NextOffset: 398
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -228111,15 +229187,6 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 641, NextOffset: 981
     testutil.go:509: Offset: 498, NextOffset: 838
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 96, NextOffset: 116
@@ -228129,21 +229196,41 @@
     testutil.go:509: Offset: 136, NextOffset: 156
     testutil.go:509: Offset: 258, NextOffset: 278
     testutil.go:509: Offset: 156, NextOffset: 176
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 278, NextOffset: 298
     testutil.go:509: Offset: 176, NextOffset: 196
     testutil.go:509: Offset: 298, NextOffset: 416
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 196, NextOffset: 293
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 981, NextOffset: 1001
+    testutil.go:509: Offset: 838, NextOffset: 858
+    testutil.go:509: Offset: 1001, NextOffset: 1021
+    testutil.go:509: Offset: 858, NextOffset: 878
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 1021, NextOffset: 1041
+    testutil.go:509: Offset: 878, NextOffset: 898
+    testutil.go:509: Offset: 1041, NextOffset: 2538
+    testutil.go:509: Offset: 898, NextOffset: 2243
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 96, NextOffset: 116
     testutil.go:509: Offset: 218, NextOffset: 238
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 116, NextOffset: 136
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 238, NextOffset: 258
     testutil.go:509: Offset: 136, NextOffset: 156
     testutil.go:509: Offset: 258, NextOffset: 278
@@ -228152,26 +229239,33 @@
     testutil.go:509: Offset: 176, NextOffset: 196
     testutil.go:509: Offset: 298, NextOffset: 416
     testutil.go:509: Offset: 196, NextOffset: 293
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 981, NextOffset: 1001
-    testutil.go:509: Offset: 838, NextOffset: 858
-    testutil.go:509: Offset: 1001, NextOffset: 1021
-    testutil.go:509: Offset: 858, NextOffset: 878
-    testutil.go:509: Offset: 1021, NextOffset: 1041
-    testutil.go:509: Offset: 878, NextOffset: 898
-    testutil.go:509: Offset: 1041, NextOffset: 2536
-    testutil.go:509: Offset: 898, NextOffset: 2243
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 416, NextOffset: 541
+    testutil.go:509: Offset: 293, NextOffset: 398
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt barlink test2 bar foo3.txt test dev .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo3.txt test dev test2 foo1.txt bar barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1806
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 101, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:509: Offset: 101, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:509: Offset: 101, NextOffset: 1952
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:509: Offset: 101, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:509: Offset: 101, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
@@ -228192,20 +229286,26 @@
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1952
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
@@ -228216,10 +229316,10 @@
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt test dev test2 foo1.txt bar barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:509: Offset: 101, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
@@ -228229,31 +229329,35 @@
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test2 bar foo3.txt test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -228267,8 +229371,9 @@
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 101, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:395: Comparing: "bar" vs "bar"
@@ -228276,29 +229381,36 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":487,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":896,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":916,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":936,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":956,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":628,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1037,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1057,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1077,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test barlink dev test2]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1952
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:509: Offset: 487, NextOffset: 896
+    testutil.go:509: Offset: 628, NextOffset: 1037
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:509: Offset: 101, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:509: Offset: 101, NextOffset: 1952
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:509: Offset: 101, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1806
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":487,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":893,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":913,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":933,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":953,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":628,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1054,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1074,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1094,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark bar foo3.txt test dev test2 baz.txt foo1.txt barlink]
+    testutil.go:509: Offset: 896, NextOffset: 916
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 916, NextOffset: 936
+    testutil.go:509: Offset: 1057, NextOffset: 1077
+    testutil.go:509: Offset: 936, NextOffset: 956
+    testutil.go:509: Offset: 1077, NextOffset: 1097
+    testutil.go:509: Offset: 956, NextOffset: 2393
+    testutil.go:509: Offset: 1097, NextOffset: 2658
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -228335,56 +229447,56 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 390, NextOffset: 487
     testutil.go:509: Offset: 531, NextOffset: 628
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 487, NextOffset: 893
-    testutil.go:509: Offset: 628, NextOffset: 1034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1034, NextOffset: 1054
-    testutil.go:509: Offset: 913, NextOffset: 933
-    testutil.go:509: Offset: 1054, NextOffset: 1074
-    testutil.go:509: Offset: 933, NextOffset: 953
-    testutil.go:509: Offset: 1074, NextOffset: 1094
-    testutil.go:509: Offset: 953, NextOffset: 2393
-    testutil.go:509: Offset: 1094, NextOffset: 2653
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt test dev test2 baz.txt foo1.txt barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 194, NextOffset: 214
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 93, NextOffset: 113
+    testutil.go:509: Offset: 214, NextOffset: 234
+    testutil.go:509: Offset: 113, NextOffset: 133
+    testutil.go:509: Offset: 234, NextOffset: 254
+    testutil.go:509: Offset: 133, NextOffset: 153
+    testutil.go:509: Offset: 254, NextOffset: 274
+    testutil.go:509: Offset: 153, NextOffset: 173
+    testutil.go:509: Offset: 274, NextOffset: 294
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 173, NextOffset: 193
+    testutil.go:509: Offset: 294, NextOffset: 409
+    testutil.go:509: Offset: 193, NextOffset: 288
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 409, NextOffset: 531
+    testutil.go:509: Offset: 288, NextOffset: 390
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 531, NextOffset: 628
     testutil.go:509: Offset: 390, NextOffset: 487
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 628, NextOffset: 1034
-    testutil.go:509: Offset: 487, NextOffset: 893
+    testutil.go:509: Offset: 628, NextOffset: 1037
+    testutil.go:509: Offset: 487, NextOffset: 896
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1034, NextOffset: 1054
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1054, NextOffset: 1074
-    testutil.go:509: Offset: 913, NextOffset: 933
-    testutil.go:509: Offset: 1074, NextOffset: 1094
-    testutil.go:509: Offset: 933, NextOffset: 953
-    testutil.go:509: Offset: 1094, NextOffset: 2653
-    testutil.go:509: Offset: 953, NextOffset: 2393
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 896, NextOffset: 916
+    testutil.go:509: Offset: 1057, NextOffset: 1077
+    testutil.go:509: Offset: 916, NextOffset: 936
+    testutil.go:509: Offset: 1077, NextOffset: 1097
+    testutil.go:509: Offset: 936, NextOffset: 956
+    testutil.go:509: Offset: 1097, NextOffset: 2658
+    testutil.go:509: Offset: 956, NextOffset: 2393
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -228395,51 +229507,40 @@
     testutil.go:509: Offset: 234, NextOffset: 254
     testutil.go:509: Offset: 133, NextOffset: 153
     testutil.go:509: Offset: 254, NextOffset: 274
-    testutil.go:509: Offset: 153, NextOffset: 173
-    testutil.go:509: Offset: 274, NextOffset: 294
-    testutil.go:509: Offset: 173, NextOffset: 193
-    testutil.go:509: Offset: 294, NextOffset: 409
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 193, NextOffset: 288
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 194, NextOffset: 214
-    testutil.go:509: Offset: 93, NextOffset: 113
-    testutil.go:509: Offset: 214, NextOffset: 234
-    testutil.go:509: Offset: 113, NextOffset: 133
-    testutil.go:509: Offset: 234, NextOffset: 254
-    testutil.go:509: Offset: 133, NextOffset: 153
-    testutil.go:509: Offset: 254, NextOffset: 274
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 153, NextOffset: 173
     testutil.go:509: Offset: 274, NextOffset: 294
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 294, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 288
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 409, NextOffset: 531
-    testutil.go:509: Offset: 288, NextOffset: 390
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo3.txt test dev test2 .no.prefetch.landmark baz.txt bar barlink foo1.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [barlink test2 baz.txt foo3.txt test dev .no.prefetch.landmark foo1.txt bar]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -228447,132 +229548,117 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#01
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#01
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt bar barlink foo1.txt foo3.txt test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test2 baz.txt foo3.txt test dev .no.prefetch.landmark foo1.txt bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 101, NextOffset: 2095
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1921
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#01
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":94,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":114,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":134,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":194,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":907,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":927,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":947,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":967,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":538,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":638,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1049,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1069,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1089,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1109,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":94,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":114,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":134,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":194,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":908,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":928,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":968,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":538,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":638,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1050,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1070,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1090,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1110,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test dev baz.txt test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 907, NextOffset: 927
-    testutil.go:509: Offset: 1049, NextOffset: 1069
-    testutil.go:509: Offset: 927, NextOffset: 947
-    testutil.go:509: Offset: 1069, NextOffset: 1089
-    testutil.go:509: Offset: 947, NextOffset: 967
-    testutil.go:509: Offset: 1089, NextOffset: 1109
-    testutil.go:509: Offset: 967, NextOffset: 2376
-    testutil.go:509: Offset: 1109, NextOffset: 2680
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev test2 foo3.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -228586,8 +229672,6 @@
     testutil.go:509: Offset: 256, NextOffset: 276
     testutil.go:509: Offset: 174, NextOffset: 194
     testutil.go:509: Offset: 276, NextOffset: 296
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 194, NextOffset: 292
     testutil.go:509: Offset: 296, NextOffset: 415
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -228605,6 +229689,8 @@
     testutil.go:509: Offset: 296, NextOffset: 415
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 292, NextOffset: 396
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 415, NextOffset: 538
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
@@ -228612,40 +229698,32 @@
     testutil.go:509: Offset: 396, NextOffset: 496
     testutil.go:509: Offset: 538, NextOffset: 638
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 496, NextOffset: 907
-    testutil.go:509: Offset: 638, NextOffset: 1049
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test dev baz.txt test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 415, NextOffset: 538
-    testutil.go:509: Offset: 292, NextOffset: 396
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 538, NextOffset: 638
-    testutil.go:509: Offset: 396, NextOffset: 496
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 638, NextOffset: 1049
-    testutil.go:509: Offset: 496, NextOffset: 907
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 496, NextOffset: 908
+    testutil.go:509: Offset: 638, NextOffset: 1050
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1049, NextOffset: 1069
-    testutil.go:509: Offset: 907, NextOffset: 927
-    testutil.go:509: Offset: 1069, NextOffset: 1089
-    testutil.go:509: Offset: 927, NextOffset: 947
-    testutil.go:509: Offset: 1089, NextOffset: 1109
-    testutil.go:509: Offset: 947, NextOffset: 967
-    testutil.go:509: Offset: 1109, NextOffset: 2680
-    testutil.go:509: Offset: 967, NextOffset: 2376
+    testutil.go:509: Offset: 908, NextOffset: 928
+    testutil.go:509: Offset: 1050, NextOffset: 1070
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 928, NextOffset: 948
+    testutil.go:509: Offset: 1070, NextOffset: 1090
+    testutil.go:509: Offset: 948, NextOffset: 968
+    testutil.go:509: Offset: 1090, NextOffset: 1110
+    testutil.go:509: Offset: 968, NextOffset: 2371
+    testutil.go:509: Offset: 1110, NextOffset: 2680
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 foo3.txt .no.prefetch.landmark baz.txt foo1.txt bar barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 196, NextOffset: 216
     testutil.go:509: Offset: 94, NextOffset: 114
@@ -228659,6 +229737,32 @@
     testutil.go:509: Offset: 174, NextOffset: 194
     testutil.go:509: Offset: 296, NextOffset: 415
     testutil.go:509: Offset: 194, NextOffset: 292
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 415, NextOffset: 538
+    testutil.go:509: Offset: 292, NextOffset: 396
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 538, NextOffset: 638
+    testutil.go:509: Offset: 396, NextOffset: 496
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1050, NextOffset: 1070
+    testutil.go:509: Offset: 908, NextOffset: 928
+    testutil.go:509: Offset: 1070, NextOffset: 1090
+    testutil.go:509: Offset: 928, NextOffset: 948
+    testutil.go:509: Offset: 1090, NextOffset: 1110
+    testutil.go:509: Offset: 948, NextOffset: 968
+    testutil.go:509: Offset: 1110, NextOffset: 2680
+    testutil.go:509: Offset: 968, NextOffset: 2371
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -228674,139 +229778,163 @@
     testutil.go:509: Offset: 174, NextOffset: 194
     testutil.go:509: Offset: 296, NextOffset: 415
     testutil.go:509: Offset: 194, NextOffset: 292
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 638, NextOffset: 1050
+    testutil.go:509: Offset: 496, NextOffset: 908
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev bar test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev bar test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1926
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 1926
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#01
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":95,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":135,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":155,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":175,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":195,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":495,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":903,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":923,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":943,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1042,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1062,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1082,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1102,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":95,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":135,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":155,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":175,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":195,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":495,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":903,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":923,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":943,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1042,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1062,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1082,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1102,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo3.txt barlink dev test2 foo1.txt bar test .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev barlink test test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 292, NextOffset: 395
+    testutil.go:509: Offset: 411, NextOffset: 534
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 395, NextOffset: 495
+    testutil.go:509: Offset: 534, NextOffset: 634
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 495, NextOffset: 903
+    testutil.go:509: Offset: 634, NextOffset: 1042
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -228816,12 +229944,10 @@
     testutil.go:509: Offset: 1062, NextOffset: 1082
     testutil.go:509: Offset: 943, NextOffset: 963
     testutil.go:509: Offset: 1082, NextOffset: 1102
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 963, NextOffset: 2368
+    testutil.go:509: Offset: 963, NextOffset: 2363
     testutil.go:509: Offset: 1102, NextOffset: 2663
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -228843,39 +229969,25 @@
     testutil.go:509: Offset: 295, NextOffset: 411
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 95, NextOffset: 115
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 115, NextOffset: 135
     testutil.go:509: Offset: 215, NextOffset: 235
     testutil.go:509: Offset: 135, NextOffset: 155
     testutil.go:509: Offset: 235, NextOffset: 255
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 155, NextOffset: 175
     testutil.go:509: Offset: 255, NextOffset: 275
     testutil.go:509: Offset: 175, NextOffset: 195
     testutil.go:509: Offset: 275, NextOffset: 295
     testutil.go:509: Offset: 195, NextOffset: 292
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 295, NextOffset: 411
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 292, NextOffset: 395
-    testutil.go:509: Offset: 411, NextOffset: 534
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 395, NextOffset: 495
-    testutil.go:509: Offset: 534, NextOffset: 634
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 495, NextOffset: 903
-    testutil.go:509: Offset: 634, NextOffset: 1042
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink dev test2 foo1.txt bar test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 411, NextOffset: 534
-    testutil.go:509: Offset: 292, NextOffset: 395
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 534, NextOffset: 634
-    testutil.go:509: Offset: 395, NextOffset: 495
+    testutil.go:401: Directory: "" vs "": [foo3.txt dev barlink test test2 .no.prefetch.landmark baz.txt foo1.txt bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -228886,7 +229998,9 @@
     testutil.go:509: Offset: 1082, NextOffset: 1102
     testutil.go:509: Offset: 943, NextOffset: 963
     testutil.go:509: Offset: 1102, NextOffset: 2663
-    testutil.go:509: Offset: 963, NextOffset: 2368
+    testutil.go:509: Offset: 963, NextOffset: 2363
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 95, NextOffset: 115
@@ -228900,205 +230014,179 @@
     testutil.go:509: Offset: 175, NextOffset: 195
     testutil.go:509: Offset: 295, NextOffset: 411
     testutil.go:509: Offset: 195, NextOffset: 292
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 634, NextOffset: 1042
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 495, NextOffset: 903
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 95, NextOffset: 115
     testutil.go:509: Offset: 215, NextOffset: 235
     testutil.go:509: Offset: 115, NextOffset: 135
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 235, NextOffset: 255
     testutil.go:509: Offset: 135, NextOffset: 155
     testutil.go:509: Offset: 255, NextOffset: 275
     testutil.go:509: Offset: 155, NextOffset: 175
     testutil.go:509: Offset: 275, NextOffset: 295
     testutil.go:509: Offset: 175, NextOffset: 195
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 295, NextOffset: 411
     testutil.go:509: Offset: 195, NextOffset: 292
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt bar foo1.txt foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 411, NextOffset: 534
+    testutil.go:509: Offset: 292, NextOffset: 395
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 534, NextOffset: 634
+    testutil.go:509: Offset: 395, NextOffset: 495
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 634, NextOffset: 1042
+    testutil.go:509: Offset: 495, NextOffset: 903
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=64000
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt bar foo3.txt test test2 foo1.txt barlink dev]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt test test2 foo1.txt barlink dev .no.prefetch.landmark baz.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1909
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":96,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":116,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":136,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":156,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":196,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":293,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":398,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":911,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":931,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":951,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":971,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":416,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":641,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1054,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1074,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1094,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1114,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo3.txt barlink dev foo1.txt bar test test2]
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 293, NextOffset: 398
-    testutil.go:509: Offset: 416, NextOffset: 541
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 398, NextOffset: 498
-    testutil.go:509: Offset: 541, NextOffset: 641
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 498, NextOffset: 911
-    testutil.go:509: Offset: 641, NextOffset: 1054
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 911, NextOffset: 931
-    testutil.go:509: Offset: 1054, NextOffset: 1074
-    testutil.go:509: Offset: 931, NextOffset: 951
-    testutil.go:509: Offset: 1074, NextOffset: 1094
-    testutil.go:509: Offset: 951, NextOffset: 971
-    testutil.go:509: Offset: 1094, NextOffset: 1114
-    testutil.go:509: Offset: 971, NextOffset: 2408
-    testutil.go:509: Offset: 1114, NextOffset: 2684
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":96,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":116,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":136,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":156,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":196,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":293,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":398,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":912,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":932,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":952,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":972,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":416,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":641,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1055,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1075,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1095,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1115,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 96, NextOffset: 116
     testutil.go:509: Offset: 198, NextOffset: 218
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 116, NextOffset: 136
     testutil.go:509: Offset: 218, NextOffset: 238
     testutil.go:509: Offset: 136, NextOffset: 156
@@ -229109,8 +230197,6 @@
     testutil.go:509: Offset: 278, NextOffset: 298
     testutil.go:509: Offset: 196, NextOffset: 293
     testutil.go:509: Offset: 298, NextOffset: 416
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 96, NextOffset: 116
     testutil.go:509: Offset: 198, NextOffset: 218
@@ -229119,15 +230205,44 @@
     testutil.go:509: Offset: 136, NextOffset: 156
     testutil.go:509: Offset: 238, NextOffset: 258
     testutil.go:509: Offset: 156, NextOffset: 176
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 258, NextOffset: 278
     testutil.go:509: Offset: 176, NextOffset: 196
     testutil.go:509: Offset: 278, NextOffset: 298
     testutil.go:509: Offset: 196, NextOffset: 293
     testutil.go:509: Offset: 298, NextOffset: 416
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 293, NextOffset: 398
+    testutil.go:509: Offset: 416, NextOffset: 541
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 398, NextOffset: 498
+    testutil.go:509: Offset: 541, NextOffset: 641
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 498, NextOffset: 912
+    testutil.go:509: Offset: 641, NextOffset: 1055
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 912, NextOffset: 932
+    testutil.go:509: Offset: 1055, NextOffset: 1075
+    testutil.go:509: Offset: 932, NextOffset: 952
+    testutil.go:509: Offset: 1075, NextOffset: 1095
+    testutil.go:509: Offset: 952, NextOffset: 972
+    testutil.go:509: Offset: 1095, NextOffset: 1115
+    testutil.go:509: Offset: 972, NextOffset: 2408
+    testutil.go:509: Offset: 1115, NextOffset: 2685
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar test test2 .no.prefetch.landmark baz.txt foo3.txt barlink dev foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 96, NextOffset: 116
@@ -229136,40 +230251,44 @@
     testutil.go:509: Offset: 238, NextOffset: 258
     testutil.go:509: Offset: 136, NextOffset: 156
     testutil.go:509: Offset: 258, NextOffset: 278
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 156, NextOffset: 176
     testutil.go:509: Offset: 278, NextOffset: 298
     testutil.go:509: Offset: 176, NextOffset: 196
     testutil.go:509: Offset: 298, NextOffset: 416
     testutil.go:509: Offset: 196, NextOffset: 293
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 641, NextOffset: 1054
-    testutil.go:509: Offset: 498, NextOffset: 911
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 416, NextOffset: 541
     testutil.go:509: Offset: 293, NextOffset: 398
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 541, NextOffset: 641
     testutil.go:509: Offset: 398, NextOffset: 498
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 641, NextOffset: 1055
+    testutil.go:509: Offset: 498, NextOffset: 912
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1054, NextOffset: 1074
-    testutil.go:509: Offset: 911, NextOffset: 931
-    testutil.go:509: Offset: 1074, NextOffset: 1094
-    testutil.go:509: Offset: 931, NextOffset: 951
-    testutil.go:509: Offset: 1094, NextOffset: 1114
-    testutil.go:509: Offset: 951, NextOffset: 971
-    testutil.go:509: Offset: 1114, NextOffset: 2684
-    testutil.go:509: Offset: 971, NextOffset: 2408
+    testutil.go:509: Offset: 1055, NextOffset: 1075
+    testutil.go:509: Offset: 912, NextOffset: 932
+    testutil.go:509: Offset: 1075, NextOffset: 1095
+    testutil.go:509: Offset: 932, NextOffset: 952
+    testutil.go:509: Offset: 1095, NextOffset: 1115
+    testutil.go:509: Offset: 952, NextOffset: 972
+    testutil.go:509: Offset: 1115, NextOffset: 2685
+    testutil.go:509: Offset: 972, NextOffset: 2408
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -229180,153 +230299,178 @@
     testutil.go:509: Offset: 238, NextOffset: 258
     testutil.go:509: Offset: 136, NextOffset: 156
     testutil.go:509: Offset: 258, NextOffset: 278
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 156, NextOffset: 176
     testutil.go:509: Offset: 278, NextOffset: 298
     testutil.go:509: Offset: 176, NextOffset: 196
     testutil.go:509: Offset: 298, NextOffset: 416
     testutil.go:509: Offset: 196, NextOffset: 293
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark bar test2 baz.txt foo1.txt foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt bar barlink test test2 .no.prefetch.landmark foo1.txt foo3.txt dev]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 101, NextOffset: 2103
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink test test2 .no.prefetch.landmark foo1.txt foo3.txt dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev .no.prefetch.landmark bar test2 baz.txt foo1.txt foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":482,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":820,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":840,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":860,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":880,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":410,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":627,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":965,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":985,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1005,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1025,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar barlink test dev baz.txt foo1.txt foo3.txt test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1936
+    testutil.go:509: Offset: 91, NextOffset: 111
+    testutil.go:509: Offset: 196, NextOffset: 216
+    testutil.go:509: Offset: 111, NextOffset: 131
+    testutil.go:509: Offset: 216, NextOffset: 236
+    testutil.go:509: Offset: 131, NextOffset: 151
+    testutil.go:509: Offset: 236, NextOffset: 256
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 151, NextOffset: 171
+    testutil.go:509: Offset: 256, NextOffset: 276
+    testutil.go:509: Offset: 171, NextOffset: 191
+    testutil.go:509: Offset: 276, NextOffset: 296
+    testutil.go:509: Offset: 191, NextOffset: 286
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 296, NextOffset: 410
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
+    testutil.go:509: Offset: 286, NextOffset: 386
+    testutil.go:509: Offset: 410, NextOffset: 531
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 386, NextOffset: 482
+    testutil.go:509: Offset: 531, NextOffset: 627
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":482,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":820,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":840,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":860,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":880,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":410,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":627,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":965,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":985,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1005,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1025,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt barlink dev .no.prefetch.landmark baz.txt bar foo3.txt test test2]
+    testutil.go:509: Offset: 482, NextOffset: 820
+    testutil.go:509: Offset: 627, NextOffset: 965
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -229336,10 +230480,10 @@
     testutil.go:509: Offset: 985, NextOffset: 1005
     testutil.go:509: Offset: 860, NextOffset: 880
     testutil.go:509: Offset: 1005, NextOffset: 1025
-    testutil.go:509: Offset: 880, NextOffset: 2208
+    testutil.go:509: Offset: 880, NextOffset: 2209
     testutil.go:509: Offset: 1025, NextOffset: 2509
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -229359,42 +230503,29 @@
     testutil.go:509: Offset: 276, NextOffset: 296
     testutil.go:509: Offset: 191, NextOffset: 286
     testutil.go:509: Offset: 296, NextOffset: 410
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 111
-    testutil.go:509: Offset: 196, NextOffset: 216
-    testutil.go:509: Offset: 111, NextOffset: 131
-    testutil.go:509: Offset: 216, NextOffset: 236
-    testutil.go:509: Offset: 131, NextOffset: 151
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 236, NextOffset: 256
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 151, NextOffset: 171
-    testutil.go:509: Offset: 256, NextOffset: 276
-    testutil.go:509: Offset: 171, NextOffset: 191
-    testutil.go:509: Offset: 276, NextOffset: 296
-    testutil.go:509: Offset: 191, NextOffset: 286
-    testutil.go:509: Offset: 296, NextOffset: 410
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 286, NextOffset: 386
-    testutil.go:509: Offset: 410, NextOffset: 531
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar barlink test dev baz.txt foo1.txt foo3.txt test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 386, NextOffset: 482
     testutil.go:509: Offset: 531, NextOffset: 627
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 482, NextOffset: 820
-    testutil.go:509: Offset: 627, NextOffset: 965
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test test2 foo1.txt barlink dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:509: Offset: 386, NextOffset: 482
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 965, NextOffset: 985
+    testutil.go:509: Offset: 820, NextOffset: 840
+    testutil.go:509: Offset: 985, NextOffset: 1005
+    testutil.go:509: Offset: 840, NextOffset: 860
+    testutil.go:509: Offset: 1005, NextOffset: 1025
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 860, NextOffset: 880
+    testutil.go:509: Offset: 1025, NextOffset: 2509
+    testutil.go:509: Offset: 880, NextOffset: 2209
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -229412,25 +230543,12 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 296, NextOffset: 410
     testutil.go:509: Offset: 191, NextOffset: 286
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 531, NextOffset: 627
-    testutil.go:509: Offset: 386, NextOffset: 482
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 410, NextOffset: 531
+    testutil.go:509: Offset: 286, NextOffset: 386
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 627, NextOffset: 965
     testutil.go:509: Offset: 482, NextOffset: 820
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 965, NextOffset: 985
-    testutil.go:509: Offset: 820, NextOffset: 840
-    testutil.go:509: Offset: 985, NextOffset: 1005
-    testutil.go:509: Offset: 840, NextOffset: 860
-    testutil.go:509: Offset: 1005, NextOffset: 1025
-    testutil.go:509: Offset: 860, NextOffset: 880
-    testutil.go:509: Offset: 1025, NextOffset: 2509
-    testutil.go:509: Offset: 880, NextOffset: 2208
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -229446,30 +230564,14 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 296, NextOffset: 410
     testutil.go:509: Offset: 191, NextOffset: 286
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 410, NextOffset: 531
-    testutil.go:509: Offset: 286, NextOffset: 386
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#01
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt bar barlink test foo1.txt foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1796
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1796
-    testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1796
-    testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [barlink baz.txt foo1.txt bar test dev test2 .no.prefetch.landmark foo3.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -229500,7 +230602,7 @@
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
@@ -229508,17 +230610,41 @@
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:509: Offset: 0, NextOffset: 1796
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test foo1.txt foo3.txt dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink baz.txt foo1.txt bar test dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
@@ -229532,15 +230658,11 @@
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
@@ -229549,58 +230671,52 @@
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":289,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":489,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":824,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":844,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":864,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":884,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":197,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":237,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":257,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":277,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":297,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":413,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":633,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":968,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":988,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1008,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":289,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":489,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":825,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":845,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":865,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":885,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":197,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":237,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":257,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":277,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":297,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":413,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":633,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":969,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":989,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1009,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1029,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar foo3.txt barlink test baz.txt foo1.txt dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink dev test2 foo3.txt test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 824, NextOffset: 844
-    testutil.go:509: Offset: 968, NextOffset: 988
-    testutil.go:509: Offset: 844, NextOffset: 864
-    testutil.go:509: Offset: 988, NextOffset: 1008
-    testutil.go:509: Offset: 864, NextOffset: 884
-    testutil.go:509: Offset: 1008, NextOffset: 1028
-    testutil.go:509: Offset: 884, NextOffset: 2191
-    testutil.go:509: Offset: 1028, NextOffset: 2523
+    testutil.go:509: Offset: 825, NextOffset: 845
+    testutil.go:509: Offset: 969, NextOffset: 989
+    testutil.go:509: Offset: 845, NextOffset: 865
+    testutil.go:509: Offset: 989, NextOffset: 1009
+    testutil.go:509: Offset: 865, NextOffset: 885
+    testutil.go:509: Offset: 1009, NextOffset: 1029
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 885, NextOffset: 2192
+    testutil.go:509: Offset: 1029, NextOffset: 2525
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -229630,8 +230746,6 @@
     testutil.go:509: Offset: 151, NextOffset: 171
     testutil.go:509: Offset: 257, NextOffset: 277
     testutil.go:509: Offset: 171, NextOffset: 191
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 277, NextOffset: 297
     testutil.go:509: Offset: 191, NextOffset: 289
     testutil.go:509: Offset: 297, NextOffset: 413
@@ -229644,38 +230758,15 @@
     testutil.go:509: Offset: 391, NextOffset: 489
     testutil.go:509: Offset: 535, NextOffset: 633
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 489, NextOffset: 824
-    testutil.go:509: Offset: 633, NextOffset: 968
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test baz.txt foo1.txt dev test2 .no.prefetch.landmark bar foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 535, NextOffset: 633
-    testutil.go:509: Offset: 391, NextOffset: 489
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 633, NextOffset: 968
-    testutil.go:509: Offset: 489, NextOffset: 824
+    testutil.go:509: Offset: 489, NextOffset: 825
+    testutil.go:509: Offset: 633, NextOffset: 969
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 968, NextOffset: 988
-    testutil.go:509: Offset: 824, NextOffset: 844
-    testutil.go:509: Offset: 988, NextOffset: 1008
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 844, NextOffset: 864
-    testutil.go:509: Offset: 1008, NextOffset: 1028
-    testutil.go:509: Offset: 864, NextOffset: 884
-    testutil.go:509: Offset: 1028, NextOffset: 2523
-    testutil.go:509: Offset: 884, NextOffset: 2191
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 foo3.txt test .no.prefetch.landmark baz.txt foo1.txt bar barlink dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 197, NextOffset: 217
     testutil.go:509: Offset: 91, NextOffset: 111
     testutil.go:509: Offset: 217, NextOffset: 237
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 111, NextOffset: 131
     testutil.go:509: Offset: 237, NextOffset: 257
     testutil.go:509: Offset: 131, NextOffset: 151
@@ -229688,12 +230779,18 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 413, NextOffset: 535
     testutil.go:509: Offset: 289, NextOffset: 391
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 535, NextOffset: 633
+    testutil.go:509: Offset: 391, NextOffset: 489
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -229706,183 +230803,188 @@
     testutil.go:509: Offset: 257, NextOffset: 277
     testutil.go:509: Offset: 151, NextOffset: 171
     testutil.go:509: Offset: 277, NextOffset: 297
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 297, NextOffset: 413
     testutil.go:509: Offset: 191, NextOffset: 289
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 633, NextOffset: 969
+    testutil.go:509: Offset: 489, NextOffset: 825
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 969, NextOffset: 989
+    testutil.go:509: Offset: 825, NextOffset: 845
+    testutil.go:509: Offset: 989, NextOffset: 1009
+    testutil.go:509: Offset: 845, NextOffset: 865
+    testutil.go:509: Offset: 1009, NextOffset: 1029
+    testutil.go:509: Offset: 865, NextOffset: 885
+    testutil.go:509: Offset: 1029, NextOffset: 2525
+    testutil.go:509: Offset: 885, NextOffset: 2192
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt bar test2 baz.txt foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo3.txt barlink dev test2 baz.txt foo1.txt bar test]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 101, NextOffset: 1977
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 101, NextOffset: 1977
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 101, NextOffset: 1977
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 101, NextOffset: 1977
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1977
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink dev test2 baz.txt foo1.txt bar test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar test2 baz.txt foo3.txt barlink test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 101, NextOffset: 1977
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":92,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":112,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":132,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":172,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":192,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":488,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":822,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":842,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":862,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":882,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":414,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":968,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":988,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1008,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1028,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":92,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":112,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":132,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":172,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":192,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":488,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":822,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":842,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":862,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":882,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":414,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":968,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":988,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1008,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1028,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt test baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 288, NextOffset: 390
-    testutil.go:509: Offset: 414, NextOffset: 536
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 390, NextOffset: 488
-    testutil.go:509: Offset: 536, NextOffset: 634
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 488, NextOffset: 822
-    testutil.go:509: Offset: 634, NextOffset: 968
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt bar foo3.txt dev test2 foo1.txt barlink test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 822, NextOffset: 842
     testutil.go:509: Offset: 968, NextOffset: 988
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 842, NextOffset: 862
     testutil.go:509: Offset: 988, NextOffset: 1008
     testutil.go:509: Offset: 862, NextOffset: 882
     testutil.go:509: Offset: 1008, NextOffset: 1028
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 882, NextOffset: 2181
-    testutil.go:509: Offset: 1028, NextOffset: 2523
+    testutil.go:509: Offset: 1028, NextOffset: 2525
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 92, NextOffset: 112
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 112, NextOffset: 132
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 218, NextOffset: 238
     testutil.go:509: Offset: 132, NextOffset: 152
     testutil.go:509: Offset: 238, NextOffset: 258
@@ -229890,12 +230992,12 @@
     testutil.go:509: Offset: 258, NextOffset: 278
     testutil.go:509: Offset: 172, NextOffset: 192
     testutil.go:509: Offset: 278, NextOffset: 298
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 192, NextOffset: 288
     testutil.go:509: Offset: 298, NextOffset: 414
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 92, NextOffset: 112
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 112, NextOffset: 132
     testutil.go:509: Offset: 218, NextOffset: 238
@@ -229903,17 +231005,27 @@
     testutil.go:509: Offset: 238, NextOffset: 258
     testutil.go:509: Offset: 152, NextOffset: 172
     testutil.go:509: Offset: 258, NextOffset: 278
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 172, NextOffset: 192
     testutil.go:509: Offset: 278, NextOffset: 298
     testutil.go:509: Offset: 192, NextOffset: 288
     testutil.go:509: Offset: 298, NextOffset: 414
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test baz.txt barlink dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 288, NextOffset: 390
+    testutil.go:509: Offset: 414, NextOffset: 536
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 390, NextOffset: 488
+    testutil.go:509: Offset: 536, NextOffset: 634
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 634, NextOffset: 968
     testutil.go:509: Offset: 488, NextOffset: 822
+    testutil.go:509: Offset: 634, NextOffset: 968
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test .no.prefetch.landmark baz.txt bar foo3.txt dev test2 foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 414, NextOffset: 536
+    testutil.go:509: Offset: 288, NextOffset: 390
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -229923,7 +231035,7 @@
     testutil.go:509: Offset: 842, NextOffset: 862
     testutil.go:509: Offset: 1008, NextOffset: 1028
     testutil.go:509: Offset: 862, NextOffset: 882
-    testutil.go:509: Offset: 1028, NextOffset: 2523
+    testutil.go:509: Offset: 1028, NextOffset: 2525
     testutil.go:509: Offset: 882, NextOffset: 2181
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
@@ -229938,17 +231050,28 @@
     testutil.go:509: Offset: 172, NextOffset: 192
     testutil.go:509: Offset: 298, NextOffset: 414
     testutil.go:509: Offset: 192, NextOffset: 288
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 536, NextOffset: 634
+    testutil.go:509: Offset: 390, NextOffset: 488
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 634, NextOffset: 968
+    testutil.go:509: Offset: 488, NextOffset: 822
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 92, NextOffset: 112
     testutil.go:509: Offset: 218, NextOffset: 238
     testutil.go:509: Offset: 112, NextOffset: 132
@@ -229959,179 +231082,175 @@
     testutil.go:509: Offset: 278, NextOffset: 298
     testutil.go:509: Offset: 172, NextOffset: 192
     testutil.go:509: Offset: 298, NextOffset: 414
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 192, NextOffset: 288
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark barlink test test2 baz.txt foo1.txt bar foo3.txt dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 414, NextOffset: 536
-    testutil.go:509: Offset: 288, NextOffset: 390
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 536, NextOffset: 634
-    testutil.go:509: Offset: 390, NextOffset: 488
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=64000
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark barlink test2 baz.txt foo1.txt bar foo3.txt test dev]
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01
+    testutil.go:509: Offset: 0, NextOffset: 1782
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1781
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark barlink test test2 baz.txt foo1.txt bar foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt test dev .no.prefetch.landmark barlink test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 1782
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#01
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#01
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":833,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":853,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":873,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":893,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":640,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":977,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":997,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1017,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1037,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":834,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":854,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":874,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":894,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":640,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":978,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":998,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1018,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1038,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo3.txt test2 foo1.txt bar barlink test dev]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark test baz.txt foo1.txt bar foo3.txt barlink dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 292, NextOffset: 395
+    testutil.go:509: Offset: 415, NextOffset: 539
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 395, NextOffset: 496
     testutil.go:509: Offset: 539, NextOffset: 640
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 496, NextOffset: 833
-    testutil.go:509: Offset: 640, NextOffset: 977
+    testutil.go:509: Offset: 496, NextOffset: 834
+    testutil.go:509: Offset: 640, NextOffset: 978
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 833, NextOffset: 853
-    testutil.go:509: Offset: 977, NextOffset: 997
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 997, NextOffset: 1017
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1017, NextOffset: 1037
-    testutil.go:509: Offset: 893, NextOffset: 2238
-    testutil.go:509: Offset: 1037, NextOffset: 2530
+    testutil.go:509: Offset: 834, NextOffset: 854
+    testutil.go:509: Offset: 978, NextOffset: 998
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 998, NextOffset: 1018
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1018, NextOffset: 1038
+    testutil.go:509: Offset: 894, NextOffset: 2233
+    testutil.go:509: Offset: 1038, NextOffset: 2530
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -230156,63 +231275,49 @@
     testutil.go:509: Offset: 238, NextOffset: 258
     testutil.go:509: Offset: 153, NextOffset: 173
     testutil.go:509: Offset: 258, NextOffset: 278
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 278, NextOffset: 298
     testutil.go:509: Offset: 193, NextOffset: 292
     testutil.go:509: Offset: 298, NextOffset: 415
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 292, NextOffset: 395
-    testutil.go:509: Offset: 415, NextOffset: 539
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test dev .no.prefetch.landmark baz.txt foo3.txt test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 415, NextOffset: 539
-    testutil.go:509: Offset: 292, NextOffset: 395
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 539, NextOffset: 640
-    testutil.go:509: Offset: 395, NextOffset: 496
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 977, NextOffset: 997
-    testutil.go:509: Offset: 833, NextOffset: 853
-    testutil.go:509: Offset: 997, NextOffset: 1017
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 1017, NextOffset: 1037
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1037, NextOffset: 2530
-    testutil.go:509: Offset: 893, NextOffset: 2238
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 93, NextOffset: 113
     testutil.go:509: Offset: 218, NextOffset: 238
     testutil.go:509: Offset: 113, NextOffset: 133
     testutil.go:509: Offset: 238, NextOffset: 258
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 133, NextOffset: 153
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 258, NextOffset: 278
     testutil.go:509: Offset: 153, NextOffset: 173
     testutil.go:509: Offset: 278, NextOffset: 298
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 298, NextOffset: 415
     testutil.go:509: Offset: 193, NextOffset: 292
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 415, NextOffset: 539
+    testutil.go:509: Offset: 292, NextOffset: 395
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 539, NextOffset: 640
+    testutil.go:509: Offset: 395, NextOffset: 496
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 640, NextOffset: 977
-    testutil.go:509: Offset: 496, NextOffset: 833
+    testutil.go:509: Offset: 640, NextOffset: 978
+    testutil.go:509: Offset: 496, NextOffset: 834
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -230228,178 +231333,167 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 298, NextOffset: 415
     testutil.go:509: Offset: 193, NextOffset: 292
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 978, NextOffset: 998
+    testutil.go:509: Offset: 834, NextOffset: 854
+    testutil.go:509: Offset: 998, NextOffset: 1018
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 1018, NextOffset: 1038
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1038, NextOffset: 2530
+    testutil.go:509: Offset: 894, NextOffset: 2233
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt foo3.txt test baz.txt bar barlink dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark bar dev test2 baz.txt foo1.txt foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#01
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#01
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt foo3.txt barlink test .no.prefetch.landmark bar dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink dev test2 .no.prefetch.landmark foo1.txt foo3.txt test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 0, NextOffset: 1811
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#02
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":376,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":772,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":792,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":812,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":832,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":403,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":614,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":917,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":937,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":957,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":977,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":376,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":772,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":792,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":812,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":832,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":403,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":614,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":917,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":937,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":957,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":977,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 foo1.txt dev .no.prefetch.landmark baz.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 376, NextOffset: 469
-    testutil.go:509: Offset: 521, NextOffset: 614
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 469, NextOffset: 772
-    testutil.go:509: Offset: 614, NextOffset: 917
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt foo1.txt foo3.txt test dev test2 .no.prefetch.landmark bar barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 772, NextOffset: 792
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 917, NextOffset: 937
     testutil.go:509: Offset: 792, NextOffset: 812
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 937, NextOffset: 957
     testutil.go:509: Offset: 812, NextOffset: 832
     testutil.go:509: Offset: 957, NextOffset: 977
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 832, NextOffset: 2090
-    testutil.go:509: Offset: 977, NextOffset: 2388
+    testutil.go:509: Offset: 977, NextOffset: 2389
     testutil.go:395: Comparing: "dev" vs "dev"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -230412,63 +231506,70 @@
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 108, NextOffset: 128
     testutil.go:509: Offset: 212, NextOffset: 232
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 128, NextOffset: 148
     testutil.go:509: Offset: 232, NextOffset: 252
     testutil.go:509: Offset: 148, NextOffset: 168
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 272
     testutil.go:509: Offset: 168, NextOffset: 188
     testutil.go:509: Offset: 272, NextOffset: 292
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 188, NextOffset: 279
     testutil.go:509: Offset: 292, NextOffset: 403
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 108
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 108, NextOffset: 128
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 212, NextOffset: 232
     testutil.go:509: Offset: 128, NextOffset: 148
     testutil.go:509: Offset: 232, NextOffset: 252
     testutil.go:509: Offset: 148, NextOffset: 168
     testutil.go:509: Offset: 252, NextOffset: 272
     testutil.go:509: Offset: 168, NextOffset: 188
-    testutil.go:509: Offset: 272, NextOffset: 292
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#02
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#01
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 272, NextOffset: 292
     testutil.go:509: Offset: 188, NextOffset: 279
     testutil.go:509: Offset: 292, NextOffset: 403
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 279, NextOffset: 376
     testutil.go:509: Offset: 403, NextOffset: 521
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 376, NextOffset: 469
+    testutil.go:509: Offset: 521, NextOffset: 614
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 469, NextOffset: 772
+    testutil.go:509: Offset: 614, NextOffset: 917
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test test2 foo1.txt dev .no.prefetch.landmark baz.txt bar foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 403, NextOffset: 521
-    testutil.go:509: Offset: 279, NextOffset: 376
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar barlink baz.txt foo1.txt foo3.txt test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 917, NextOffset: 937
+    testutil.go:509: Offset: 772, NextOffset: 792
+    testutil.go:509: Offset: 937, NextOffset: 957
+    testutil.go:509: Offset: 792, NextOffset: 812
+    testutil.go:509: Offset: 957, NextOffset: 977
+    testutil.go:509: Offset: 812, NextOffset: 832
+    testutil.go:509: Offset: 977, NextOffset: 2389
+    testutil.go:509: Offset: 832, NextOffset: 2090
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 88, NextOffset: 108
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 212, NextOffset: 232
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 108, NextOffset: 128
     testutil.go:509: Offset: 232, NextOffset: 252
     testutil.go:509: Offset: 128, NextOffset: 148
@@ -230483,254 +231584,232 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 521, NextOffset: 614
     testutil.go:509: Offset: 376, NextOffset: 469
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 614, NextOffset: 917
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 469, NextOffset: 772
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 917, NextOffset: 937
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 772, NextOffset: 792
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 937, NextOffset: 957
-    testutil.go:509: Offset: 792, NextOffset: 812
-    testutil.go:509: Offset: 957, NextOffset: 977
-    testutil.go:509: Offset: 812, NextOffset: 832
-    testutil.go:509: Offset: 977, NextOffset: 2388
-    testutil.go:509: Offset: 832, NextOffset: 2090
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 88, NextOffset: 108
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 212, NextOffset: 232
     testutil.go:509: Offset: 108, NextOffset: 128
     testutil.go:509: Offset: 232, NextOffset: 252
     testutil.go:509: Offset: 128, NextOffset: 148
     testutil.go:509: Offset: 252, NextOffset: 272
     testutil.go:509: Offset: 148, NextOffset: 168
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 272, NextOffset: 292
     testutil.go:509: Offset: 168, NextOffset: 188
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 292, NextOffset: 403
     testutil.go:509: Offset: 188, NextOffset: 279
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 403, NextOffset: 521
+    testutil.go:509: Offset: 279, NextOffset: 376
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 614, NextOffset: 917
+    testutil.go:509: Offset: 469, NextOffset: 772
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#02
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo3.txt barlink test2 baz.txt foo1.txt bar test dev]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test dev test2 bar barlink .no.prefetch.landmark baz.txt foo1.txt foo3.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1726
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 1726
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#02
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1726
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark foo3.txt barlink test2 baz.txt foo1.txt bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev test2 bar barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1901
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1724
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#02
+    testutil.go:509: Offset: 97, NextOffset: 1901
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1724
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#02
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#02
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":790,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":810,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":830,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":850,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":408,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":528,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":623,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":933,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":953,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":973,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":993,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":790,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":810,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":830,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":850,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":408,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":528,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":623,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":933,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":953,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":973,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":993,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar foo3.txt test test2 barlink dev .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 385, NextOffset: 480
-    testutil.go:509: Offset: 528, NextOffset: 623
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 480, NextOffset: 790
-    testutil.go:509: Offset: 623, NextOffset: 933
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo3.txt barlink .no.prefetch.landmark foo1.txt test dev test2 baz.txt bar]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 790, NextOffset: 810
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 933, NextOffset: 953
     testutil.go:509: Offset: 810, NextOffset: 830
     testutil.go:509: Offset: 953, NextOffset: 973
     testutil.go:509: Offset: 830, NextOffset: 850
     testutil.go:509: Offset: 973, NextOffset: 993
-    testutil.go:509: Offset: 850, NextOffset: 2121
-    testutil.go:509: Offset: 993, NextOffset: 2405
+    testutil.go:509: Offset: 850, NextOffset: 2117
+    testutil.go:509: Offset: 993, NextOffset: 2404
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 110
     testutil.go:509: Offset: 192, NextOffset: 212
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 110, NextOffset: 130
     testutil.go:509: Offset: 212, NextOffset: 232
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 130, NextOffset: 150
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 232, NextOffset: 252
     testutil.go:509: Offset: 150, NextOffset: 170
     testutil.go:509: Offset: 252, NextOffset: 272
@@ -230738,35 +231817,63 @@
     testutil.go:509: Offset: 272, NextOffset: 292
     testutil.go:509: Offset: 190, NextOffset: 286
     testutil.go:509: Offset: 292, NextOffset: 408
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 110
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 192, NextOffset: 212
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 110, NextOffset: 130
     testutil.go:509: Offset: 212, NextOffset: 232
     testutil.go:509: Offset: 130, NextOffset: 150
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 232, NextOffset: 252
     testutil.go:509: Offset: 150, NextOffset: 170
     testutil.go:509: Offset: 252, NextOffset: 272
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 272, NextOffset: 292
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 190, NextOffset: 286
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 292, NextOffset: 408
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 286, NextOffset: 385
     testutil.go:509: Offset: 408, NextOffset: 528
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 385, NextOffset: 480
+    testutil.go:509: Offset: 528, NextOffset: 623
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 480, NextOffset: 790
+    testutil.go:509: Offset: 623, NextOffset: 933
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test test2 barlink dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt barlink .no.prefetch.landmark foo1.txt test dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 408, NextOffset: 528
+    testutil.go:509: Offset: 286, NextOffset: 385
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 933, NextOffset: 953
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 790, NextOffset: 810
+    testutil.go:509: Offset: 953, NextOffset: 973
+    testutil.go:509: Offset: 810, NextOffset: 830
+    testutil.go:509: Offset: 973, NextOffset: 993
+    testutil.go:509: Offset: 830, NextOffset: 850
+    testutil.go:509: Offset: 993, NextOffset: 2404
+    testutil.go:509: Offset: 850, NextOffset: 2117
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -230777,256 +231884,224 @@
     testutil.go:509: Offset: 252, NextOffset: 272
     testutil.go:509: Offset: 150, NextOffset: 170
     testutil.go:509: Offset: 272, NextOffset: 292
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 292, NextOffset: 408
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 190, NextOffset: 286
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 408, NextOffset: 528
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 286, NextOffset: 385
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 528, NextOffset: 623
-    testutil.go:509: Offset: 385, NextOffset: 480
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 623, NextOffset: 933
-    testutil.go:509: Offset: 480, NextOffset: 790
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 933, NextOffset: 953
-    testutil.go:509: Offset: 790, NextOffset: 810
-    testutil.go:509: Offset: 953, NextOffset: 973
-    testutil.go:509: Offset: 810, NextOffset: 830
-    testutil.go:509: Offset: 973, NextOffset: 993
-    testutil.go:509: Offset: 830, NextOffset: 850
-    testutil.go:509: Offset: 993, NextOffset: 2405
-    testutil.go:509: Offset: 850, NextOffset: 2121
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 90, NextOffset: 110
     testutil.go:509: Offset: 212, NextOffset: 232
     testutil.go:509: Offset: 110, NextOffset: 130
     testutil.go:509: Offset: 232, NextOffset: 252
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 130, NextOffset: 150
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 272
     testutil.go:509: Offset: 150, NextOffset: 170
     testutil.go:509: Offset: 272, NextOffset: 292
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 292, NextOffset: 408
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 190, NextOffset: 286
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 528, NextOffset: 623
+    testutil.go:509: Offset: 385, NextOffset: 480
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 623, NextOffset: 933
+    testutil.go:509: Offset: 480, NextOffset: 790
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#02
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar foo3.txt test dev .no.prefetch.landmark foo1.txt barlink test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1727
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt bar barlink test test2 baz.txt foo3.txt dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02
+    testutil.go:509: Offset: 97, NextOffset: 1900
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#02
+    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:509: Offset: 97, NextOffset: 1900
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt test dev .no.prefetch.landmark foo1.txt barlink test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink test test2 baz.txt foo3.txt dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:509: Offset: 0, NextOffset: 1727
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1900
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:509: Offset: 0, NextOffset: 1727
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1727
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#02
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":381,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":477,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":781,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":801,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":821,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":841,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":193,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":253,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":273,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":293,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":620,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":924,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":944,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":964,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":381,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":477,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":781,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":801,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":821,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":841,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":193,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":253,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":273,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":293,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":620,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":924,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":944,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":964,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo3.txt barlink test dev test2 foo1.txt bar]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 381, NextOffset: 477
-    testutil.go:509: Offset: 524, NextOffset: 620
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 477, NextOffset: 781
-    testutil.go:509: Offset: 620, NextOffset: 924
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 781, NextOffset: 801
-    testutil.go:509: Offset: 924, NextOffset: 944
-    testutil.go:509: Offset: 801, NextOffset: 821
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 944, NextOffset: 964
-    testutil.go:509: Offset: 821, NextOffset: 841
-    testutil.go:509: Offset: 964, NextOffset: 984
-    testutil.go:509: Offset: 841, NextOffset: 2112
-    testutil.go:509: Offset: 984, NextOffset: 2392
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev test2 foo3.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 111
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 193, NextOffset: 213
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 111, NextOffset: 131
     testutil.go:509: Offset: 213, NextOffset: 233
     testutil.go:509: Offset: 131, NextOffset: 151
@@ -231034,80 +232109,115 @@
     testutil.go:509: Offset: 151, NextOffset: 171
     testutil.go:509: Offset: 253, NextOffset: 273
     testutil.go:509: Offset: 171, NextOffset: 191
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 273, NextOffset: 293
     testutil.go:509: Offset: 191, NextOffset: 283
     testutil.go:509: Offset: 293, NextOffset: 406
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 111
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 111, NextOffset: 131
     testutil.go:509: Offset: 213, NextOffset: 233
     testutil.go:509: Offset: 131, NextOffset: 151
     testutil.go:509: Offset: 233, NextOffset: 253
     testutil.go:509: Offset: 151, NextOffset: 171
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 253, NextOffset: 273
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 273, NextOffset: 293
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 191, NextOffset: 283
     testutil.go:509: Offset: 293, NextOffset: 406
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 283, NextOffset: 381
     testutil.go:509: Offset: 406, NextOffset: 524
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 381, NextOffset: 477
+    testutil.go:509: Offset: 524, NextOffset: 620
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 477, NextOffset: 781
+    testutil.go:509: Offset: 620, NextOffset: 924
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 781, NextOffset: 801
+    testutil.go:509: Offset: 924, NextOffset: 944
+    testutil.go:509: Offset: 801, NextOffset: 821
+    testutil.go:509: Offset: 944, NextOffset: 964
+    testutil.go:509: Offset: 821, NextOffset: 841
+    testutil.go:509: Offset: 964, NextOffset: 984
+    testutil.go:509: Offset: 841, NextOffset: 2112
+    testutil.go:509: Offset: 984, NextOffset: 2394
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 foo1.txt bar .no.prefetch.landmark baz.txt foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test dev test2 foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 193, NextOffset: 213
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 91, NextOffset: 111
     testutil.go:509: Offset: 213, NextOffset: 233
     testutil.go:509: Offset: 111, NextOffset: 131
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 233, NextOffset: 253
     testutil.go:509: Offset: 131, NextOffset: 151
     testutil.go:509: Offset: 253, NextOffset: 273
     testutil.go:509: Offset: 151, NextOffset: 171
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 273, NextOffset: 293
     testutil.go:509: Offset: 171, NextOffset: 191
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 293, NextOffset: 406
     testutil.go:509: Offset: 191, NextOffset: 283
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 620, NextOffset: 924
-    testutil.go:509: Offset: 477, NextOffset: 781
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 406, NextOffset: 524
+    testutil.go:509: Offset: 283, NextOffset: 381
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 524, NextOffset: 620
+    testutil.go:509: Offset: 381, NextOffset: 477
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 924, NextOffset: 944
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 781, NextOffset: 801
     testutil.go:509: Offset: 944, NextOffset: 964
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 801, NextOffset: 821
     testutil.go:509: Offset: 964, NextOffset: 984
     testutil.go:509: Offset: 821, NextOffset: 841
-    testutil.go:509: Offset: 984, NextOffset: 2392
+    testutil.go:509: Offset: 984, NextOffset: 2394
     testutil.go:509: Offset: 841, NextOffset: 2112
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 193, NextOffset: 213
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 91, NextOffset: 111
     testutil.go:509: Offset: 213, NextOffset: 233
     testutil.go:509: Offset: 111, NextOffset: 131
@@ -231115,172 +232225,180 @@
     testutil.go:509: Offset: 131, NextOffset: 151
     testutil.go:509: Offset: 253, NextOffset: 273
     testutil.go:509: Offset: 151, NextOffset: 171
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 273, NextOffset: 293
     testutil.go:509: Offset: 171, NextOffset: 191
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 293, NextOffset: 406
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 191, NextOffset: 283
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 406, NextOffset: 524
-    testutil.go:509: Offset: 283, NextOffset: 381
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 524, NextOffset: 620
-    testutil.go:509: Offset: 381, NextOffset: 477
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 620, NextOffset: 924
+    testutil.go:509: Offset: 477, NextOffset: 781
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark bar baz.txt foo1.txt foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark bar foo3.txt barlink test dev baz.txt foo1.txt test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1732
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink test dev test2 .no.prefetch.landmark bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 1731
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1732
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt test2 .no.prefetch.landmark bar foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 97, NextOffset: 1906
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 1731
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":287,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":794,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":814,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":834,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":854,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":529,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":625,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":936,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":956,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":976,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":996,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":287,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":795,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":815,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":835,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":855,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":529,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":625,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":937,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":957,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":977,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":997,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar test dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test2 bar barlink test dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 795, NextOffset: 815
+    testutil.go:509: Offset: 937, NextOffset: 957
+    testutil.go:509: Offset: 815, NextOffset: 835
+    testutil.go:509: Offset: 957, NextOffset: 977
+    testutil.go:509: Offset: 835, NextOffset: 855
+    testutil.go:509: Offset: 977, NextOffset: 997
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:509: Offset: 855, NextOffset: 2128
+    testutil.go:509: Offset: 997, NextOffset: 2415
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -231292,31 +232410,23 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 113
     testutil.go:509: Offset: 195, NextOffset: 215
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 113, NextOffset: 133
     testutil.go:509: Offset: 215, NextOffset: 235
     testutil.go:509: Offset: 133, NextOffset: 153
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 235, NextOffset: 255
     testutil.go:509: Offset: 153, NextOffset: 173
     testutil.go:509: Offset: 255, NextOffset: 275
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 275, NextOffset: 295
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 193, NextOffset: 287
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 295, NextOffset: 409
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 93, NextOffset: 113
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 113, NextOffset: 133
     testutil.go:509: Offset: 215, NextOffset: 235
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 133, NextOffset: 153
     testutil.go:509: Offset: 235, NextOffset: 255
     testutil.go:509: Offset: 153, NextOffset: 173
@@ -231332,29 +232442,22 @@
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 387, NextOffset: 483
-    testutil.go:509: Offset: 529, NextOffset: 625
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 483, NextOffset: 794
-    testutil.go:509: Offset: 625, NextOffset: 936
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 794, NextOffset: 814
-    testutil.go:509: Offset: 936, NextOffset: 956
-    testutil.go:509: Offset: 814, NextOffset: 834
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 956, NextOffset: 976
-    testutil.go:509: Offset: 834, NextOffset: 854
-    testutil.go:509: Offset: 976, NextOffset: 996
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#02
+    testutil.go:509: Offset: 529, NextOffset: 625
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 854, NextOffset: 2126
-    testutil.go:509: Offset: 996, NextOffset: 2413
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 483, NextOffset: 795
+    testutil.go:509: Offset: 625, NextOffset: 937
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar test dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [barlink test dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt test2 bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 625, NextOffset: 937
+    testutil.go:509: Offset: 483, NextOffset: 795
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -231368,42 +232471,34 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 295, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 287
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 625, NextOffset: 936
-    testutil.go:509: Offset: 483, NextOffset: 794
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 409, NextOffset: 529
-    testutil.go:509: Offset: 287, NextOffset: 387
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 529, NextOffset: 625
     testutil.go:509: Offset: 387, NextOffset: 483
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 936, NextOffset: 956
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+    testutil.go:509: Offset: 937, NextOffset: 957
+    testutil.go:509: Offset: 795, NextOffset: 815
+    testutil.go:509: Offset: 957, NextOffset: 977
+    testutil.go:509: Offset: 815, NextOffset: 835
+    testutil.go:509: Offset: 977, NextOffset: 997
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 794, NextOffset: 814
-    testutil.go:509: Offset: 956, NextOffset: 976
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02
+    testutil.go:509: Offset: 835, NextOffset: 855
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:509: Offset: 814, NextOffset: 834
-    testutil.go:509: Offset: 976, NextOffset: 996
-    testutil.go:509: Offset: 834, NextOffset: 854
-    testutil.go:509: Offset: 996, NextOffset: 2413
-    testutil.go:509: Offset: 854, NextOffset: 2126
+    testutil.go:509: Offset: 997, NextOffset: 2415
+    testutil.go:509: Offset: 855, NextOffset: 2128
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -231414,19 +232509,52 @@
     testutil.go:509: Offset: 255, NextOffset: 275
     testutil.go:509: Offset: 153, NextOffset: 173
     testutil.go:509: Offset: 275, NextOffset: 295
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 173, NextOffset: 193
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 295, NextOffset: 409
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
     testutil.go:509: Offset: 193, NextOffset: 287
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#02
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 409, NextOffset: 529
+    testutil.go:509: Offset: 287, NextOffset: 387
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink dev baz.txt test test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt test dev test2 foo1.txt bar foo3.txt barlink .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1739
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1739
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -231436,174 +232564,149 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+    testutil.go:509: Offset: 0, NextOffset: 1739
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 1912
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1740
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#02
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink .no.prefetch.landmark baz.txt test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 1912
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink dev baz.txt test test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1740
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#02
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1739
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":376,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":846,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":866,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":886,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":906,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":403,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":614,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":991,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1011,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1031,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1051,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":376,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":853,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":873,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":893,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":913,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":403,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":614,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":998,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1018,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1038,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1058,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt barlink test .no.prefetch.landmark bar foo3.txt dev test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt bar barlink dev foo3.txt test test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 846, NextOffset: 866
-    testutil.go:509: Offset: 991, NextOffset: 1011
-    testutil.go:509: Offset: 866, NextOffset: 886
-    testutil.go:509: Offset: 1011, NextOffset: 1031
-    testutil.go:509: Offset: 886, NextOffset: 906
-    testutil.go:509: Offset: 1031, NextOffset: 1051
-    testutil.go:509: Offset: 906, NextOffset: 2258
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 853, NextOffset: 873
+    testutil.go:509: Offset: 998, NextOffset: 1018
+    testutil.go:509: Offset: 873, NextOffset: 893
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1051, NextOffset: 2545
+    testutil.go:509: Offset: 1018, NextOffset: 1038
+    testutil.go:509: Offset: 893, NextOffset: 913
+    testutil.go:509: Offset: 1038, NextOffset: 1058
+    testutil.go:509: Offset: 913, NextOffset: 2266
+    testutil.go:509: Offset: 1058, NextOffset: 2555
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 108
     testutil.go:509: Offset: 192, NextOffset: 212
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 108, NextOffset: 128
     testutil.go:509: Offset: 212, NextOffset: 232
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 128, NextOffset: 148
     testutil.go:509: Offset: 232, NextOffset: 252
     testutil.go:509: Offset: 148, NextOffset: 168
@@ -231618,11 +232721,17 @@
     testutil.go:509: Offset: 108, NextOffset: 128
     testutil.go:509: Offset: 212, NextOffset: 232
     testutil.go:509: Offset: 128, NextOffset: 148
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 232, NextOffset: 252
     testutil.go:509: Offset: 148, NextOffset: 168
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 272
     testutil.go:509: Offset: 168, NextOffset: 188
     testutil.go:509: Offset: 272, NextOffset: 292
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 188, NextOffset: 279
     testutil.go:509: Offset: 292, NextOffset: 403
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
@@ -231634,12 +232743,10 @@
     testutil.go:509: Offset: 376, NextOffset: 469
     testutil.go:509: Offset: 521, NextOffset: 614
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 469, NextOffset: 846
-    testutil.go:509: Offset: 614, NextOffset: 991
+    testutil.go:509: Offset: 469, NextOffset: 853
+    testutil.go:509: Offset: 614, NextOffset: 998
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt dev test2 baz.txt foo1.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt test test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 88, NextOffset: 108
@@ -231653,226 +232760,217 @@
     testutil.go:509: Offset: 168, NextOffset: 188
     testutil.go:509: Offset: 292, NextOffset: 403
     testutil.go:509: Offset: 188, NextOffset: 279
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 403, NextOffset: 521
+    testutil.go:509: Offset: 279, NextOffset: 376
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 521, NextOffset: 614
+    testutil.go:509: Offset: 376, NextOffset: 469
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 614, NextOffset: 998
+    testutil.go:509: Offset: 469, NextOffset: 853
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 998, NextOffset: 1018
+    testutil.go:509: Offset: 853, NextOffset: 873
+    testutil.go:509: Offset: 1018, NextOffset: 1038
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 873, NextOffset: 893
+    testutil.go:509: Offset: 1038, NextOffset: 1058
+    testutil.go:509: Offset: 893, NextOffset: 913
+    testutil.go:509: Offset: 1058, NextOffset: 2555
+    testutil.go:509: Offset: 913, NextOffset: 2266
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 88, NextOffset: 108
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 212, NextOffset: 232
     testutil.go:509: Offset: 108, NextOffset: 128
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 232, NextOffset: 252
     testutil.go:509: Offset: 128, NextOffset: 148
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 252, NextOffset: 272
     testutil.go:509: Offset: 148, NextOffset: 168
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 272, NextOffset: 292
     testutil.go:509: Offset: 168, NextOffset: 188
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 292, NextOffset: 403
     testutil.go:509: Offset: 188, NextOffset: 279
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 403, NextOffset: 521
-    testutil.go:509: Offset: 279, NextOffset: 376
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 991, NextOffset: 1011
-    testutil.go:509: Offset: 846, NextOffset: 866
-    testutil.go:509: Offset: 1011, NextOffset: 1031
-    testutil.go:509: Offset: 866, NextOffset: 886
-    testutil.go:509: Offset: 1031, NextOffset: 1051
-    testutil.go:509: Offset: 886, NextOffset: 906
-    testutil.go:509: Offset: 1051, NextOffset: 2545
-    testutil.go:509: Offset: 906, NextOffset: 2258
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 521, NextOffset: 614
-    testutil.go:509: Offset: 376, NextOffset: 469
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 614, NextOffset: 991
-    testutil.go:509: Offset: 469, NextOffset: 846
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo3.txt test test2 baz.txt foo1.txt bar barlink dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo3.txt barlink dev baz.txt foo1.txt bar test test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#02
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 2026
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt test test2 baz.txt foo1.txt bar barlink dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink dev baz.txt foo1.txt bar test test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1830
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#02
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1843
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":853,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":873,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":893,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":913,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":408,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":528,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":623,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":996,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1016,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1036,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1056,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark bar foo3.txt barlink test dev baz.txt foo1.txt test2]
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 286, NextOffset: 385
-    testutil.go:509: Offset: 408, NextOffset: 528
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 385, NextOffset: 480
-    testutil.go:509: Offset: 528, NextOffset: 623
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 480, NextOffset: 853
-    testutil.go:509: Offset: 623, NextOffset: 996
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":861,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":881,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":901,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":921,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":408,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":528,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":623,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1004,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1024,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1044,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1064,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt dev .no.prefetch.landmark bar foo3.txt barlink test test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 996, NextOffset: 1016
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1016, NextOffset: 1036
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1036, NextOffset: 1056
-    testutil.go:509: Offset: 913, NextOffset: 2271
-    testutil.go:509: Offset: 1056, NextOffset: 2556
+    testutil.go:509: Offset: 861, NextOffset: 881
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1004, NextOffset: 1024
+    testutil.go:509: Offset: 881, NextOffset: 901
+    testutil.go:509: Offset: 1024, NextOffset: 1044
+    testutil.go:509: Offset: 901, NextOffset: 921
+    testutil.go:509: Offset: 1044, NextOffset: 1064
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 921, NextOffset: 2272
+    testutil.go:509: Offset: 1064, NextOffset: 2564
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -231886,16 +232984,11 @@
     testutil.go:509: Offset: 212, NextOffset: 232
     testutil.go:509: Offset: 130, NextOffset: 150
     testutil.go:509: Offset: 232, NextOffset: 252
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 150, NextOffset: 170
     testutil.go:509: Offset: 252, NextOffset: 272
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 272, NextOffset: 292
     testutil.go:509: Offset: 190, NextOffset: 286
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 292, NextOffset: 408
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -231904,37 +232997,51 @@
     testutil.go:509: Offset: 212, NextOffset: 232
     testutil.go:509: Offset: 130, NextOffset: 150
     testutil.go:509: Offset: 232, NextOffset: 252
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 150, NextOffset: 170
     testutil.go:509: Offset: 252, NextOffset: 272
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 272, NextOffset: 292
     testutil.go:509: Offset: 190, NextOffset: 286
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 292, NextOffset: 408
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 286, NextOffset: 385
+    testutil.go:509: Offset: 408, NextOffset: 528
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 385, NextOffset: 480
+    testutil.go:509: Offset: 528, NextOffset: 623
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 480, NextOffset: 861
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 623, NextOffset: 1004
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev baz.txt foo1.txt test2 .no.prefetch.landmark bar foo3.txt barlink test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt dev .no.prefetch.landmark bar foo3.txt barlink test test2 baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 623, NextOffset: 1004
+    testutil.go:509: Offset: 480, NextOffset: 861
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 996, NextOffset: 1016
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 1016, NextOffset: 1036
-    testutil.go:509: Offset: 873, NextOffset: 893
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 1036, NextOffset: 1056
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1056, NextOffset: 2556
-    testutil.go:509: Offset: 913, NextOffset: 2271
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 1004, NextOffset: 1024
+    testutil.go:509: Offset: 861, NextOffset: 881
+    testutil.go:509: Offset: 1024, NextOffset: 1044
+    testutil.go:509: Offset: 881, NextOffset: 901
+    testutil.go:509: Offset: 1044, NextOffset: 1064
+    testutil.go:509: Offset: 901, NextOffset: 921
+    testutil.go:509: Offset: 1064, NextOffset: 2564
+    testutil.go:509: Offset: 921, NextOffset: 2272
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 90, NextOffset: 110
     testutil.go:509: Offset: 212, NextOffset: 232
     testutil.go:509: Offset: 110, NextOffset: 130
@@ -231946,16 +233053,9 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 292, NextOffset: 408
     testutil.go:509: Offset: 190, NextOffset: 286
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 408, NextOffset: 528
-    testutil.go:509: Offset: 286, NextOffset: 385
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 90, NextOffset: 110
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 212, NextOffset: 232
     testutil.go:509: Offset: 110, NextOffset: 130
     testutil.go:509: Offset: 232, NextOffset: 252
@@ -231966,187 +233066,180 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 292, NextOffset: 408
     testutil.go:509: Offset: 190, NextOffset: 286
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 408, NextOffset: 528
+    testutil.go:509: Offset: 286, NextOffset: 385
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 528, NextOffset: 623
     testutil.go:509: Offset: 385, NextOffset: 480
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 623, NextOffset: 996
-    testutil.go:509: Offset: 480, NextOffset: 853
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#02
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=64000
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt barlink test dev foo1.txt bar foo3.txt test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo1.txt barlink dev test2 baz.txt bar foo3.txt test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1841
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev foo1.txt bar foo3.txt test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#02
+    testutil.go:509: Offset: 0, NextOffset: 1841
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":381,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":477,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":846,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":866,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":886,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":906,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":193,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":253,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":273,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":293,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":620,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1009,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1029,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1049,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [barlink dev test test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 283, NextOffset: 381
-    testutil.go:509: Offset: 406, NextOffset: 524
+    testutil.go:401: Directory: "" vs "": [foo3.txt test .no.prefetch.landmark foo1.txt barlink dev test2 baz.txt bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 381, NextOffset: 477
-    testutil.go:509: Offset: 524, NextOffset: 620
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 477, NextOffset: 846
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:509: Offset: 620, NextOffset: 989
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
     testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":381,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":477,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":854,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":874,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":894,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":914,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":193,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":253,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":273,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":293,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":620,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1017,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1037,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1057,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark bar test2 baz.txt foo1.txt foo3.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 846, NextOffset: 866
-    testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 866, NextOffset: 886
-    testutil.go:509: Offset: 1009, NextOffset: 1029
-    testutil.go:509: Offset: 886, NextOffset: 906
-    testutil.go:509: Offset: 1029, NextOffset: 1049
-    testutil.go:509: Offset: 906, NextOffset: 2263
-    testutil.go:509: Offset: 1049, NextOffset: 2546
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 997, NextOffset: 1017
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1017, NextOffset: 1037
+    testutil.go:509: Offset: 894, NextOffset: 914
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 914, NextOffset: 2270
+    testutil.go:509: Offset: 1057, NextOffset: 2557
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -232161,8 +233254,6 @@
     testutil.go:509: Offset: 131, NextOffset: 151
     testutil.go:509: Offset: 233, NextOffset: 253
     testutil.go:509: Offset: 151, NextOffset: 171
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 253, NextOffset: 273
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 273, NextOffset: 293
@@ -232173,64 +233264,81 @@
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 111, NextOffset: 131
     testutil.go:509: Offset: 213, NextOffset: 233
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 131, NextOffset: 151
     testutil.go:509: Offset: 233, NextOffset: 253
     testutil.go:509: Offset: 151, NextOffset: 171
     testutil.go:509: Offset: 253, NextOffset: 273
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 273, NextOffset: 293
     testutil.go:509: Offset: 191, NextOffset: 283
     testutil.go:509: Offset: 293, NextOffset: 406
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 283, NextOffset: 381
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 406, NextOffset: 524
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 381, NextOffset: 477
+    testutil.go:509: Offset: 524, NextOffset: 620
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 477, NextOffset: 854
+    testutil.go:509: Offset: 620, NextOffset: 997
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark bar test2 baz.txt foo1.txt foo3.txt barlink test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 91, NextOffset: 111
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 213, NextOffset: 233
     testutil.go:509: Offset: 111, NextOffset: 131
     testutil.go:509: Offset: 233, NextOffset: 253
     testutil.go:509: Offset: 131, NextOffset: 151
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 253, NextOffset: 273
     testutil.go:509: Offset: 151, NextOffset: 171
     testutil.go:509: Offset: 273, NextOffset: 293
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 293, NextOffset: 406
     testutil.go:509: Offset: 191, NextOffset: 283
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 406, NextOffset: 524
     testutil.go:509: Offset: 283, NextOffset: 381
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 524, NextOffset: 620
-    testutil.go:509: Offset: 381, NextOffset: 477
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 620, NextOffset: 989
-    testutil.go:509: Offset: 477, NextOffset: 846
+    testutil.go:509: Offset: 620, NextOffset: 997
+    testutil.go:509: Offset: 477, NextOffset: 854
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 997, NextOffset: 1017
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 1017, NextOffset: 1037
+    testutil.go:509: Offset: 874, NextOffset: 894
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 894, NextOffset: 914
+    testutil.go:509: Offset: 1057, NextOffset: 2557
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:509: Offset: 914, NextOffset: 2270
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 846, NextOffset: 866
-    testutil.go:509: Offset: 1009, NextOffset: 1029
-    testutil.go:509: Offset: 866, NextOffset: 886
-    testutil.go:509: Offset: 1029, NextOffset: 1049
-    testutil.go:509: Offset: 886, NextOffset: 906
-    testutil.go:509: Offset: 1049, NextOffset: 2546
-    testutil.go:509: Offset: 906, NextOffset: 2263
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 524, NextOffset: 620
+    testutil.go:509: Offset: 381, NextOffset: 477
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -232247,146 +233355,168 @@
     testutil.go:509: Offset: 293, NextOffset: 406
     testutil.go:509: Offset: 191, NextOffset: 283
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar test dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink test2 baz.txt foo1.txt test dev .no.prefetch.landmark bar foo3.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 2012
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt test dev .no.prefetch.landmark bar foo3.txt barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=64000
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test2 bar test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":287,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":864,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":904,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":924,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":529,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":625,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1006,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1046,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1066,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt bar test test2 .no.prefetch.landmark baz.txt foo3.txt barlink dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 483, NextOffset: 864
+    testutil.go:509: Offset: 625, NextOffset: 1006
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
+    testutil.go:509: Offset: 864, NextOffset: 884
+    testutil.go:509: Offset: 1006, NextOffset: 1026
+    testutil.go:509: Offset: 884, NextOffset: 904
+    testutil.go:509: Offset: 1026, NextOffset: 1046
+    testutil.go:509: Offset: 904, NextOffset: 924
+    testutil.go:509: Offset: 1046, NextOffset: 1066
+    testutil.go:509: Offset: 924, NextOffset: 2277
+    testutil.go:509: Offset: 1066, NextOffset: 2571
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":287,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":856,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":876,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":896,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":916,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":529,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":625,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":998,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1018,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1038,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1058,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar test dev foo3.txt barlink test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -232396,9 +233526,15 @@
     testutil.go:509: Offset: 215, NextOffset: 235
     testutil.go:509: Offset: 133, NextOffset: 153
     testutil.go:509: Offset: 235, NextOffset: 255
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 153, NextOffset: 173
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 255, NextOffset: 275
     testutil.go:509: Offset: 173, NextOffset: 193
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 275, NextOffset: 295
     testutil.go:509: Offset: 193, NextOffset: 287
     testutil.go:509: Offset: 295, NextOffset: 409
@@ -232409,14 +233545,9 @@
     testutil.go:509: Offset: 215, NextOffset: 235
     testutil.go:509: Offset: 133, NextOffset: 153
     testutil.go:509: Offset: 235, NextOffset: 255
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 153, NextOffset: 173
     testutil.go:509: Offset: 255, NextOffset: 275
     testutil.go:509: Offset: 173, NextOffset: 193
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 275, NextOffset: 295
     testutil.go:509: Offset: 193, NextOffset: 287
     testutil.go:509: Offset: 295, NextOffset: 409
@@ -232428,47 +233559,31 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 387, NextOffset: 483
     testutil.go:509: Offset: 529, NextOffset: 625
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 483, NextOffset: 856
-    testutil.go:509: Offset: 625, NextOffset: 998
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 856, NextOffset: 876
-    testutil.go:509: Offset: 998, NextOffset: 1018
-    testutil.go:509: Offset: 876, NextOffset: 896
-    testutil.go:509: Offset: 1018, NextOffset: 1038
-    testutil.go:509: Offset: 896, NextOffset: 916
-    testutil.go:509: Offset: 1038, NextOffset: 1058
-    testutil.go:509: Offset: 916, NextOffset: 2273
-    testutil.go:509: Offset: 1058, NextOffset: 2562
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar test dev foo3.txt barlink test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink dev foo1.txt bar test test2 .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 93, NextOffset: 113
     testutil.go:509: Offset: 215, NextOffset: 235
     testutil.go:509: Offset: 113, NextOffset: 133
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 235, NextOffset: 255
     testutil.go:509: Offset: 133, NextOffset: 153
     testutil.go:509: Offset: 255, NextOffset: 275
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 153, NextOffset: 173
     testutil.go:509: Offset: 275, NextOffset: 295
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 295, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 287
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 625, NextOffset: 1006
+    testutil.go:509: Offset: 483, NextOffset: 864
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 409, NextOffset: 529
     testutil.go:509: Offset: 287, NextOffset: 387
@@ -232480,26 +233595,16 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 998, NextOffset: 1018
-    testutil.go:509: Offset: 856, NextOffset: 876
-    testutil.go:509: Offset: 1018, NextOffset: 1038
-    testutil.go:509: Offset: 876, NextOffset: 896
-    testutil.go:509: Offset: 1038, NextOffset: 1058
-    testutil.go:509: Offset: 896, NextOffset: 916
-    testutil.go:509: Offset: 1058, NextOffset: 2562
-    testutil.go:509: Offset: 916, NextOffset: 2273
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 625, NextOffset: 998
-    testutil.go:509: Offset: 483, NextOffset: 856
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 1006, NextOffset: 1026
+    testutil.go:509: Offset: 864, NextOffset: 884
+    testutil.go:509: Offset: 1026, NextOffset: 1046
+    testutil.go:509: Offset: 884, NextOffset: 904
+    testutil.go:509: Offset: 1046, NextOffset: 1066
+    testutil.go:509: Offset: 904, NextOffset: 924
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 1066, NextOffset: 2571
+    testutil.go:509: Offset: 924, NextOffset: 2277
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -232507,161 +233612,166 @@
     testutil.go:509: Offset: 93, NextOffset: 113
     testutil.go:509: Offset: 215, NextOffset: 235
     testutil.go:509: Offset: 113, NextOffset: 133
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 235, NextOffset: 255
     testutil.go:509: Offset: 133, NextOffset: 153
     testutil.go:509: Offset: 255, NextOffset: 275
     testutil.go:509: Offset: 153, NextOffset: 173
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 275, NextOffset: 295
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 295, NextOffset: 409
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
     testutil.go:509: Offset: 193, NextOffset: 287
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test2 .no.prefetch.landmark bar foo3.txt barlink dev baz.txt foo1.txt test]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt dev .no.prefetch.landmark bar barlink test test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+    testutil.go:509: Offset: 0, NextOffset: 1850
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02
+    testutil.go:509: Offset: 0, NextOffset: 1850
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 2022
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=64000
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink dev baz.txt foo1.txt test test2 .no.prefetch.landmark] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt dev .no.prefetch.landmark bar barlink test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1841
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2030
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":282,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":379,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":474,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":789,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":809,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":829,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":849,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":189,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":229,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":269,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":289,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":402,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":520,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":930,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":950,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":970,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":990,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":282,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":379,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":474,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":789,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":809,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":829,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":849,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":189,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":229,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":269,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":289,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":402,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":520,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":930,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":950,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":970,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":990,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo1.txt bar foo3.txt test dev .no.prefetch.landmark barlink test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [dev foo1.txt bar foo3.txt barlink test2 .no.prefetch.landmark baz.txt test]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -232670,12 +233780,7 @@
     testutil.go:509: Offset: 109, NextOffset: 129
     testutil.go:509: Offset: 209, NextOffset: 229
     testutil.go:509: Offset: 129, NextOffset: 149
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 229, NextOffset: 249
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#02
-=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 149, NextOffset: 169
     testutil.go:509: Offset: 249, NextOffset: 269
     testutil.go:509: Offset: 169, NextOffset: 189
@@ -232705,6 +233810,8 @@
     testutil.go:509: Offset: 520, NextOffset: 615
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 474, NextOffset: 789
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 615, NextOffset: 930
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -232713,34 +233820,30 @@
     testutil.go:509: Offset: 789, NextOffset: 809
     testutil.go:509: Offset: 930, NextOffset: 950
     testutil.go:509: Offset: 809, NextOffset: 829
-    testutil.go:509: Offset: 950, NextOffset: 970
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:509: Offset: 950, NextOffset: 970
     testutil.go:509: Offset: 829, NextOffset: 849
     testutil.go:509: Offset: 970, NextOffset: 990
-    testutil.go:509: Offset: 849, NextOffset: 2103
-    testutil.go:509: Offset: 990, NextOffset: 2401
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 849, NextOffset: 2102
+    testutil.go:509: Offset: 990, NextOffset: 2403
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark barlink test2 baz.txt foo1.txt bar foo3.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 402, NextOffset: 520
-    testutil.go:509: Offset: 282, NextOffset: 379
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 520, NextOffset: 615
-=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test2 .no.prefetch.landmark baz.txt test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 189, NextOffset: 209
+    testutil.go:509: Offset: 89, NextOffset: 109
+    testutil.go:509: Offset: 209, NextOffset: 229
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#02
 === NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:509: Offset: 379, NextOffset: 474
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 615, NextOffset: 930
-    testutil.go:509: Offset: 474, NextOffset: 789
+    testutil.go:509: Offset: 109, NextOffset: 129
+    testutil.go:509: Offset: 229, NextOffset: 249
+    testutil.go:509: Offset: 129, NextOffset: 149
+    testutil.go:509: Offset: 249, NextOffset: 269
+    testutil.go:509: Offset: 149, NextOffset: 169
+    testutil.go:509: Offset: 269, NextOffset: 289
+    testutil.go:509: Offset: 169, NextOffset: 189
+    testutil.go:509: Offset: 289, NextOffset: 402
+    testutil.go:509: Offset: 189, NextOffset: 282
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -232750,14 +233853,25 @@
     testutil.go:509: Offset: 809, NextOffset: 829
     testutil.go:509: Offset: 970, NextOffset: 990
     testutil.go:509: Offset: 829, NextOffset: 849
-    testutil.go:509: Offset: 990, NextOffset: 2401
-    testutil.go:509: Offset: 849, NextOffset: 2103
+    testutil.go:509: Offset: 990, NextOffset: 2403
+    testutil.go:509: Offset: 849, NextOffset: 2102
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 402, NextOffset: 520
+    testutil.go:509: Offset: 282, NextOffset: 379
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 520, NextOffset: 615
+    testutil.go:509: Offset: 379, NextOffset: 474
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 615, NextOffset: 930
+    testutil.go:509: Offset: 474, NextOffset: 789
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
@@ -232772,105 +233886,114 @@
     testutil.go:509: Offset: 149, NextOffset: 169
     testutil.go:509: Offset: 269, NextOffset: 289
     testutil.go:509: Offset: 169, NextOffset: 189
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 289, NextOffset: 402
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 189, NextOffset: 282
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 189, NextOffset: 209
-    testutil.go:509: Offset: 89, NextOffset: 109
-    testutil.go:509: Offset: 209, NextOffset: 229
-    testutil.go:509: Offset: 109, NextOffset: 129
-    testutil.go:509: Offset: 229, NextOffset: 249
-    testutil.go:509: Offset: 129, NextOffset: 149
-    testutil.go:509: Offset: 249, NextOffset: 269
-    testutil.go:509: Offset: 149, NextOffset: 169
-    testutil.go:509: Offset: 269, NextOffset: 289
-    testutil.go:509: Offset: 169, NextOffset: 189
-    testutil.go:509: Offset: 289, NextOffset: 402
-    testutil.go:509: Offset: 189, NextOffset: 282
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink test foo1.txt dev test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt barlink test dev test2 baz.txt bar foo3.txt .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1906
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=64000
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt dev test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt .no.prefetch.landmark foo1.txt barlink test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1906
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 0, NextOffset: 1735
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -232878,56 +234001,41 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":284,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":384,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":803,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":823,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":843,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":863,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":191,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":231,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":251,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":271,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":291,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":526,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":622,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":945,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":965,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":985,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1005,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#02
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":284,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":384,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":804,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":824,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":844,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":864,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":191,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":231,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":251,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":271,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":291,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":526,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":622,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":946,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":966,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":986,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1006,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt test bar barlink dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 88, NextOffset: 108
-    testutil.go:509: Offset: 191, NextOffset: 211
-    testutil.go:509: Offset: 108, NextOffset: 128
-    testutil.go:509: Offset: 211, NextOffset: 231
-    testutil.go:509: Offset: 128, NextOffset: 148
-    testutil.go:509: Offset: 231, NextOffset: 251
-    testutil.go:509: Offset: 148, NextOffset: 168
-    testutil.go:509: Offset: 251, NextOffset: 271
-    testutil.go:509: Offset: 168, NextOffset: 188
-    testutil.go:509: Offset: 271, NextOffset: 291
-    testutil.go:509: Offset: 188, NextOffset: 284
-    testutil.go:509: Offset: 291, NextOffset: 406
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar test .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 108
     testutil.go:509: Offset: 191, NextOffset: 211
@@ -232940,9 +234048,13 @@
     testutil.go:509: Offset: 168, NextOffset: 188
     testutil.go:509: Offset: 271, NextOffset: 291
     testutil.go:509: Offset: 188, NextOffset: 284
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 291, NextOffset: 406
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 284, NextOffset: 384
+=== RUN   TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset
+=== NAME  TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
     testutil.go:509: Offset: 406, NextOffset: 526
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
@@ -232950,45 +234062,20 @@
     testutil.go:509: Offset: 384, NextOffset: 480
     testutil.go:509: Offset: 526, NextOffset: 622
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 480, NextOffset: 803
-    testutil.go:509: Offset: 622, NextOffset: 945
+    testutil.go:509: Offset: 480, NextOffset: 804
+    testutil.go:509: Offset: 622, NextOffset: 946
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 803, NextOffset: 823
-    testutil.go:509: Offset: 945, NextOffset: 965
-    testutil.go:509: Offset: 823, NextOffset: 843
-    testutil.go:509: Offset: 965, NextOffset: 985
-    testutil.go:509: Offset: 843, NextOffset: 863
-    testutil.go:509: Offset: 985, NextOffset: 1005
-    testutil.go:509: Offset: 863, NextOffset: 2131
-    testutil.go:509: Offset: 1005, NextOffset: 2419
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test bar barlink dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 945, NextOffset: 965
-    testutil.go:509: Offset: 803, NextOffset: 823
-    testutil.go:509: Offset: 965, NextOffset: 985
-    testutil.go:509: Offset: 823, NextOffset: 843
-    testutil.go:509: Offset: 985, NextOffset: 1005
-    testutil.go:509: Offset: 843, NextOffset: 863
-    testutil.go:509: Offset: 1005, NextOffset: 2419
-    testutil.go:509: Offset: 863, NextOffset: 2131
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 526, NextOffset: 622
-    testutil.go:509: Offset: 384, NextOffset: 480
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 804, NextOffset: 824
+    testutil.go:509: Offset: 946, NextOffset: 966
+    testutil.go:509: Offset: 824, NextOffset: 844
+    testutil.go:509: Offset: 966, NextOffset: 986
+    testutil.go:509: Offset: 844, NextOffset: 864
+    testutil.go:509: Offset: 986, NextOffset: 1006
+    testutil.go:509: Offset: 864, NextOffset: 2129
+    testutil.go:509: Offset: 1006, NextOffset: 2421
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -232998,6 +234085,21 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 88, NextOffset: 108
+    testutil.go:509: Offset: 191, NextOffset: 211
+    testutil.go:509: Offset: 108, NextOffset: 128
+    testutil.go:509: Offset: 211, NextOffset: 231
+    testutil.go:509: Offset: 128, NextOffset: 148
+    testutil.go:509: Offset: 231, NextOffset: 251
+    testutil.go:509: Offset: 148, NextOffset: 168
+    testutil.go:509: Offset: 251, NextOffset: 271
+    testutil.go:509: Offset: 168, NextOffset: 188
+    testutil.go:509: Offset: 271, NextOffset: 291
+    testutil.go:509: Offset: 188, NextOffset: 284
+    testutil.go:509: Offset: 291, NextOffset: 406
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar test .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 191, NextOffset: 211
     testutil.go:509: Offset: 88, NextOffset: 108
     testutil.go:509: Offset: 211, NextOffset: 231
@@ -233010,6 +234112,21 @@
     testutil.go:509: Offset: 168, NextOffset: 188
     testutil.go:509: Offset: 291, NextOffset: 406
     testutil.go:509: Offset: 188, NextOffset: 284
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 406, NextOffset: 526
+    testutil.go:509: Offset: 284, NextOffset: 384
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 622, NextOffset: 946
+    testutil.go:509: Offset: 480, NextOffset: 804
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 191, NextOffset: 211
     testutil.go:509: Offset: 88, NextOffset: 108
@@ -233023,138 +234140,148 @@
     testutil.go:509: Offset: 168, NextOffset: 188
     testutil.go:509: Offset: 291, NextOffset: 406
     testutil.go:509: Offset: 188, NextOffset: 284
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 406, NextOffset: 526
-    testutil.go:509: Offset: 284, NextOffset: 384
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 622, NextOffset: 945
-    testutil.go:509: Offset: 480, NextOffset: 803
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 526, NextOffset: 622
+    testutil.go:509: Offset: 384, NextOffset: 480
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 946, NextOffset: 966
+    testutil.go:509: Offset: 804, NextOffset: 824
+    testutil.go:509: Offset: 966, NextOffset: 986
+    testutil.go:509: Offset: 824, NextOffset: 844
+    testutil.go:509: Offset: 986, NextOffset: 1006
+    testutil.go:509: Offset: 844, NextOffset: 864
+    testutil.go:509: Offset: 1006, NextOffset: 2421
+    testutil.go:509: Offset: 864, NextOffset: 2129
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark bar foo3.txt test2 baz.txt foo1.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev .no.prefetch.landmark bar foo3.txt test2 baz.txt foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark foo1.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":285,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":384,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":796,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":816,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":836,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":856,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":526,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":622,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":938,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":958,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":978,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":998,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":285,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":384,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":796,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":816,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":836,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":856,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":526,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":622,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":938,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":958,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":978,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":998,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo3.txt test2 foo1.txt bar barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar foo3.txt test test2 baz.txt barlink dev .no.prefetch.landmark foo1.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -233204,16 +234331,32 @@
     testutil.go:509: Offset: 958, NextOffset: 978
     testutil.go:509: Offset: 836, NextOffset: 856
     testutil.go:509: Offset: 978, NextOffset: 998
-    testutil.go:509: Offset: 856, NextOffset: 2130
-    testutil.go:509: Offset: 998, NextOffset: 2407
+    testutil.go:509: Offset: 856, NextOffset: 2128
+    testutil.go:509: Offset: 998, NextOffset: 2406
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark baz.txt foo3.txt test2 foo1.txt bar barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink dev .no.prefetch.landmark foo1.txt bar foo3.txt test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 622, NextOffset: 938
+    testutil.go:509: Offset: 480, NextOffset: 796
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 938, NextOffset: 958
+    testutil.go:509: Offset: 796, NextOffset: 816
+    testutil.go:509: Offset: 958, NextOffset: 978
+    testutil.go:509: Offset: 816, NextOffset: 836
+    testutil.go:509: Offset: 978, NextOffset: 998
+    testutil.go:509: Offset: 836, NextOffset: 856
+    testutil.go:509: Offset: 998, NextOffset: 2406
+    testutil.go:509: Offset: 856, NextOffset: 2128
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -233227,11 +234370,6 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 292, NextOffset: 406
     testutil.go:509: Offset: 190, NextOffset: 285
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 622, NextOffset: 938
-    testutil.go:509: Offset: 480, NextOffset: 796
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -233245,6 +234383,13 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 292, NextOffset: 406
     testutil.go:509: Offset: 190, NextOffset: 285
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 406, NextOffset: 526
     testutil.go:509: Offset: 285, NextOffset: 384
@@ -233253,43 +234398,36 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 526, NextOffset: 622
     testutil.go:509: Offset: 384, NextOffset: 480
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 938, NextOffset: 958
-    testutil.go:509: Offset: 796, NextOffset: 816
-    testutil.go:509: Offset: 958, NextOffset: 978
-    testutil.go:509: Offset: 816, NextOffset: 836
-    testutil.go:509: Offset: 978, NextOffset: 998
-    testutil.go:509: Offset: 836, NextOffset: 856
-    testutil.go:509: Offset: 998, NextOffset: 2407
-    testutil.go:509: Offset: 856, NextOffset: 2130
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo3.txt barlink dev test2 foo1.txt bar test .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt bar foo3.txt baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -233297,106 +234435,111 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink dev test2 foo1.txt bar test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":484,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":803,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":823,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":843,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":863,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":532,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":630,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":949,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":969,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":989,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1009,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":484,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":803,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":823,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":843,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":863,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":532,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":630,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":949,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":969,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":989,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1009,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt bar test2 foo3.txt barlink test dev .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test dev test2 baz.txt bar .no.prefetch.landmark foo1.txt foo3.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 194, NextOffset: 214
+    testutil.go:509: Offset: 110, NextOffset: 130
+    testutil.go:509: Offset: 214, NextOffset: 234
+    testutil.go:509: Offset: 130, NextOffset: 150
+    testutil.go:509: Offset: 234, NextOffset: 254
+    testutil.go:509: Offset: 150, NextOffset: 170
+    testutil.go:509: Offset: 254, NextOffset: 274
+    testutil.go:509: Offset: 170, NextOffset: 190
+    testutil.go:509: Offset: 274, NextOffset: 294
+    testutil.go:509: Offset: 190, NextOffset: 286
+    testutil.go:509: Offset: 294, NextOffset: 411
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 286, NextOffset: 386
+    testutil.go:509: Offset: 411, NextOffset: 532
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -233415,10 +234558,10 @@
     testutil.go:509: Offset: 969, NextOffset: 989
     testutil.go:509: Offset: 843, NextOffset: 863
     testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 863, NextOffset: 2134
-    testutil.go:509: Offset: 1009, NextOffset: 2425
+    testutil.go:509: Offset: 863, NextOffset: 2135
+    testutil.go:509: Offset: 1009, NextOffset: 2426
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -233438,24 +234581,10 @@
     testutil.go:509: Offset: 274, NextOffset: 294
     testutil.go:509: Offset: 190, NextOffset: 286
     testutil.go:509: Offset: 294, NextOffset: 411
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 110
-    testutil.go:509: Offset: 194, NextOffset: 214
-    testutil.go:509: Offset: 110, NextOffset: 130
-    testutil.go:509: Offset: 214, NextOffset: 234
-    testutil.go:509: Offset: 130, NextOffset: 150
-    testutil.go:509: Offset: 234, NextOffset: 254
-    testutil.go:509: Offset: 150, NextOffset: 170
-    testutil.go:509: Offset: 254, NextOffset: 274
-    testutil.go:509: Offset: 170, NextOffset: 190
-    testutil.go:509: Offset: 274, NextOffset: 294
-    testutil.go:509: Offset: 190, NextOffset: 286
-    testutil.go:509: Offset: 294, NextOffset: 411
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 286, NextOffset: 386
-    testutil.go:509: Offset: 411, NextOffset: 532
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark baz.txt foo1.txt bar test2 foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt barlink test dev test2 baz.txt bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 194, NextOffset: 214
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -233469,16 +234598,6 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 294, NextOffset: 411
     testutil.go:509: Offset: 190, NextOffset: 286
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 411, NextOffset: 532
-    testutil.go:509: Offset: 286, NextOffset: 386
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 532, NextOffset: 630
-    testutil.go:509: Offset: 386, NextOffset: 484
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 194, NextOffset: 214
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -233492,6 +234611,14 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 294, NextOffset: 411
     testutil.go:509: Offset: 190, NextOffset: 286
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 532, NextOffset: 630
+    testutil.go:509: Offset: 386, NextOffset: 484
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 411, NextOffset: 532
+    testutil.go:509: Offset: 286, NextOffset: 386
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 630, NextOffset: 949
     testutil.go:509: Offset: 484, NextOffset: 803
@@ -233505,140 +234632,146 @@
     testutil.go:509: Offset: 823, NextOffset: 843
     testutil.go:509: Offset: 989, NextOffset: 1009
     testutil.go:509: Offset: 843, NextOffset: 863
-    testutil.go:509: Offset: 1009, NextOffset: 2425
-    testutil.go:509: Offset: 863, NextOffset: 2134
+    testutil.go:509: Offset: 1009, NextOffset: 2426
+    testutil.go:509: Offset: 863, NextOffset: 2135
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test bar foo3.txt dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink dev test2 .no.prefetch.landmark baz.txt bar foo3.txt test foo1.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test bar foo3.txt dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:401: Directory: "" vs "": [foo1.txt barlink dev test2 .no.prefetch.landmark baz.txt bar foo3.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":105,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":125,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":145,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":165,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":272,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":365,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":454,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":765,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":785,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":805,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":825,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":223,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":243,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":263,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":389,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":501,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":590,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":901,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":921,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":961,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":105,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":125,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":145,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":165,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":272,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":365,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":454,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":765,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":785,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":805,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":825,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":223,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":243,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":263,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":389,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":501,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":590,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":901,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":921,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":961,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt bar foo3.txt barlink .no.prefetch.landmark baz.txt test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test2 foo1.txt bar .no.prefetch.landmark baz.txt foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -233689,21 +234822,15 @@
     testutil.go:509: Offset: 805, NextOffset: 825
     testutil.go:509: Offset: 941, NextOffset: 961
     testutil.go:509: Offset: 825, NextOffset: 2050
-    testutil.go:509: Offset: 961, NextOffset: 2344
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:509: Offset: 961, NextOffset: 2343
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink .no.prefetch.landmark baz.txt test dev test2 foo1.txt bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink test dev test2 foo1.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -233727,10 +234854,6 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 501, NextOffset: 590
     testutil.go:509: Offset: 365, NextOffset: 454
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 590, NextOffset: 901
-    testutil.go:509: Offset: 454, NextOffset: 765
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 85, NextOffset: 105
@@ -233744,6 +234867,10 @@
     testutil.go:509: Offset: 165, NextOffset: 185
     testutil.go:509: Offset: 283, NextOffset: 389
     testutil.go:509: Offset: 185, NextOffset: 272
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 590, NextOffset: 901
+    testutil.go:509: Offset: 454, NextOffset: 765
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -233753,147 +234880,136 @@
     testutil.go:509: Offset: 785, NextOffset: 805
     testutil.go:509: Offset: 941, NextOffset: 961
     testutil.go:509: Offset: 805, NextOffset: 825
-    testutil.go:509: Offset: 961, NextOffset: 2344
+    testutil.go:509: Offset: 961, NextOffset: 2343
     testutil.go:509: Offset: 825, NextOffset: 2050
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 .no.prefetch.landmark foo1.txt bar barlink test dev baz.txt foo3.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo3.txt barlink test test2 foo1.txt bar dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink test test2 foo1.txt bar dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test dev baz.txt foo3.txt test2 .no.prefetch.landmark] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":374,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":465,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":780,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":800,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":820,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":840,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":915,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":935,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":955,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":975,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":374,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":465,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":781,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":801,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":821,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":841,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":916,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":936,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":956,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":976,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt dev test2 bar barlink test]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 780, NextOffset: 800
-    testutil.go:509: Offset: 915, NextOffset: 935
-    testutil.go:509: Offset: 800, NextOffset: 820
-    testutil.go:509: Offset: 935, NextOffset: 955
-    testutil.go:509: Offset: 820, NextOffset: 840
-    testutil.go:509: Offset: 955, NextOffset: 975
-    testutil.go:509: Offset: 840, NextOffset: 2074
-    testutil.go:509: Offset: 975, NextOffset: 2352
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -233935,11 +235051,28 @@
     testutil.go:509: Offset: 374, NextOffset: 465
     testutil.go:509: Offset: 509, NextOffset: 600
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 465, NextOffset: 780
-    testutil.go:509: Offset: 600, NextOffset: 915
+    testutil.go:509: Offset: 465, NextOffset: 781
+    testutil.go:509: Offset: 600, NextOffset: 916
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 781, NextOffset: 801
+    testutil.go:509: Offset: 916, NextOffset: 936
+    testutil.go:509: Offset: 801, NextOffset: 821
+    testutil.go:509: Offset: 936, NextOffset: 956
+    testutil.go:509: Offset: 821, NextOffset: 841
+    testutil.go:509: Offset: 956, NextOffset: 976
+    testutil.go:509: Offset: 841, NextOffset: 2076
+    testutil.go:509: Offset: 976, NextOffset: 2357
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 bar barlink test .no.prefetch.landmark baz.txt foo1.txt foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 205
     testutil.go:509: Offset: 87, NextOffset: 107
@@ -233956,15 +235089,23 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 395, NextOffset: 509
     testutil.go:509: Offset: 279, NextOffset: 374
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 600, NextOffset: 915
-    testutil.go:509: Offset: 465, NextOffset: 780
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 509, NextOffset: 600
+    testutil.go:509: Offset: 374, NextOffset: 465
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 916, NextOffset: 936
+    testutil.go:509: Offset: 781, NextOffset: 801
+    testutil.go:509: Offset: 936, NextOffset: 956
+    testutil.go:509: Offset: 801, NextOffset: 821
+    testutil.go:509: Offset: 956, NextOffset: 976
+    testutil.go:509: Offset: 821, NextOffset: 841
+    testutil.go:509: Offset: 976, NextOffset: 2357
+    testutil.go:509: Offset: 841, NextOffset: 2076
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -233980,150 +235121,135 @@
     testutil.go:509: Offset: 167, NextOffset: 187
     testutil.go:509: Offset: 285, NextOffset: 395
     testutil.go:509: Offset: 187, NextOffset: 279
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 600, NextOffset: 916
+    testutil.go:509: Offset: 465, NextOffset: 781
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test dev baz.txt test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 509, NextOffset: 600
-    testutil.go:509: Offset: 374, NextOffset: 465
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 915, NextOffset: 935
-    testutil.go:509: Offset: 780, NextOffset: 800
-    testutil.go:509: Offset: 935, NextOffset: 955
-    testutil.go:509: Offset: 800, NextOffset: 820
-    testutil.go:509: Offset: 955, NextOffset: 975
-    testutil.go:509: Offset: 820, NextOffset: 840
-    testutil.go:509: Offset: 975, NextOffset: 2352
-    testutil.go:509: Offset: 840, NextOffset: 2074
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [bar barlink .no.prefetch.landmark foo3.txt test dev test2 baz.txt foo1.txt]
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test dev baz.txt test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar barlink .no.prefetch.landmark foo3.txt test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":275,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":369,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":461,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":765,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":785,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":805,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":825,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":244,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":264,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":594,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":898,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":918,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":938,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":958,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":275,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":369,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":461,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":765,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":785,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":805,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":825,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":244,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":264,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":594,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":898,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":918,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":938,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":958,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt bar test dev test2 foo1.txt foo3.txt barlink .no.prefetch.landmark]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt bar test foo1.txt foo3.txt barlink dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -234133,10 +235259,10 @@
     testutil.go:509: Offset: 918, NextOffset: 938
     testutil.go:509: Offset: 805, NextOffset: 825
     testutil.go:509: Offset: 938, NextOffset: 958
-    testutil.go:509: Offset: 825, NextOffset: 2056
-    testutil.go:509: Offset: 958, NextOffset: 2338
+    testutil.go:509: Offset: 825, NextOffset: 2054
+    testutil.go:509: Offset: 958, NextOffset: 2339
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -234180,15 +235306,34 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 461, NextOffset: 765
     testutil.go:509: Offset: 594, NextOffset: 898
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test dev test2 foo1.txt foo3.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 390, NextOffset: 502
-    testutil.go:509: Offset: 275, NextOffset: 369
+    testutil.go:401: Directory: "" vs "": [baz.txt bar test foo1.txt foo3.txt barlink dev test2 .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 594, NextOffset: 898
     testutil.go:509: Offset: 461, NextOffset: 765
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 184, NextOffset: 204
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 204, NextOffset: 224
+    testutil.go:509: Offset: 107, NextOffset: 127
+    testutil.go:509: Offset: 224, NextOffset: 244
+    testutil.go:509: Offset: 127, NextOffset: 147
+    testutil.go:509: Offset: 244, NextOffset: 264
+    testutil.go:509: Offset: 147, NextOffset: 167
+    testutil.go:509: Offset: 264, NextOffset: 284
+    testutil.go:509: Offset: 167, NextOffset: 187
+    testutil.go:509: Offset: 284, NextOffset: 390
+    testutil.go:509: Offset: 187, NextOffset: 275
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 204
     testutil.go:509: Offset: 87, NextOffset: 107
@@ -234216,51 +235361,38 @@
     testutil.go:509: Offset: 785, NextOffset: 805
     testutil.go:509: Offset: 938, NextOffset: 958
     testutil.go:509: Offset: 805, NextOffset: 825
-    testutil.go:509: Offset: 958, NextOffset: 2338
-    testutil.go:509: Offset: 825, NextOffset: 2056
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 184, NextOffset: 204
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 204, NextOffset: 224
-    testutil.go:509: Offset: 107, NextOffset: 127
-    testutil.go:509: Offset: 224, NextOffset: 244
-    testutil.go:509: Offset: 127, NextOffset: 147
-    testutil.go:509: Offset: 244, NextOffset: 264
-    testutil.go:509: Offset: 147, NextOffset: 167
-    testutil.go:509: Offset: 264, NextOffset: 284
-    testutil.go:509: Offset: 167, NextOffset: 187
-    testutil.go:509: Offset: 284, NextOffset: 390
-    testutil.go:509: Offset: 187, NextOffset: 275
+    testutil.go:509: Offset: 958, NextOffset: 2339
+    testutil.go:509: Offset: 825, NextOffset: 2054
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 390, NextOffset: 502
+    testutil.go:509: Offset: 275, NextOffset: 369
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt bar test dev test2 foo1.txt foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark bar test test2 baz.txt foo1.txt foo3.txt barlink dev]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -234268,120 +235400,100 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink .no.prefetch.landmark baz.txt bar test dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar test test2 baz.txt foo1.txt foo3.txt barlink dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":281,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":377,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":777,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":797,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":817,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":837,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":226,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":266,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":508,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":908,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":928,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":968,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":281,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":377,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":777,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":797,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":817,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":837,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":226,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":266,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":508,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":908,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":928,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":968,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt test dev .no.prefetch.landmark foo1.txt bar foo3.txt barlink test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 469, NextOffset: 777
-    testutil.go:509: Offset: 600, NextOffset: 908
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 777, NextOffset: 797
-    testutil.go:509: Offset: 908, NextOffset: 928
-    testutil.go:509: Offset: 797, NextOffset: 817
-    testutil.go:509: Offset: 928, NextOffset: 948
-    testutil.go:509: Offset: 817, NextOffset: 837
-    testutil.go:509: Offset: 948, NextOffset: 968
-    testutil.go:509: Offset: 837, NextOffset: 2069
-    testutil.go:509: Offset: 968, NextOffset: 2354
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo3.txt barlink test baz.txt foo1.txt bar dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -234422,22 +235534,23 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 377, NextOffset: 469
     testutil.go:509: Offset: 508, NextOffset: 600
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test2 baz.txt test dev .no.prefetch.landmark foo1.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 394, NextOffset: 508
-    testutil.go:509: Offset: 281, NextOffset: 377
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 508, NextOffset: 600
-    testutil.go:509: Offset: 377, NextOffset: 469
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 600, NextOffset: 908
     testutil.go:509: Offset: 469, NextOffset: 777
+    testutil.go:509: Offset: 600, NextOffset: 908
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 777, NextOffset: 797
+    testutil.go:509: Offset: 908, NextOffset: 928
+    testutil.go:509: Offset: 797, NextOffset: 817
+    testutil.go:509: Offset: 928, NextOffset: 948
+    testutil.go:509: Offset: 817, NextOffset: 837
+    testutil.go:509: Offset: 948, NextOffset: 968
+    testutil.go:509: Offset: 837, NextOffset: 2070
+    testutil.go:509: Offset: 968, NextOffset: 2356
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo3.txt barlink test baz.txt foo1.txt bar dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 206
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -234451,6 +235564,22 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:509: Offset: 191, NextOffset: 281
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 394, NextOffset: 508
+    testutil.go:509: Offset: 281, NextOffset: 377
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 508, NextOffset: 600
+    testutil.go:509: Offset: 377, NextOffset: 469
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 206
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -234464,6 +235593,10 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:509: Offset: 191, NextOffset: 281
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 600, NextOffset: 908
+    testutil.go:509: Offset: 469, NextOffset: 777
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -234473,27 +235606,13 @@
     testutil.go:509: Offset: 797, NextOffset: 817
     testutil.go:509: Offset: 948, NextOffset: 968
     testutil.go:509: Offset: 817, NextOffset: 837
-    testutil.go:509: Offset: 968, NextOffset: 2354
-    testutil.go:509: Offset: 837, NextOffset: 2069
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 968, NextOffset: 2356
+    testutil.go:509: Offset: 837, NextOffset: 2070
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev test2 bar barlink]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 91, NextOffset: 1861
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 91, NextOffset: 1861
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt test test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -234543,13 +235662,35 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:509: Offset: 91, NextOffset: 1861
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 bar barlink .no.prefetch.landmark baz.txt foo1.txt foo3.txt test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink dev baz.txt test test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1861
+    testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
@@ -234558,10 +235699,8 @@
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:395: Comparing: "test" vs "test"
@@ -234575,12 +235714,6 @@
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -234596,39 +235729,36 @@
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1861
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":105,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":125,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":145,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":165,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":272,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":365,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":454,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":830,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":850,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":870,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":890,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":223,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":243,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":263,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":389,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":501,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":590,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":966,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":986,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1006,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1026,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":105,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":125,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":145,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":165,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":272,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":365,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":454,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":838,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":858,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":878,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":898,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":223,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":243,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":263,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":389,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":501,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":590,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":974,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":994,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1014,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1034,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt foo3.txt barlink dev .no.prefetch.landmark baz.txt bar test test2]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark foo1.txt foo3.txt test dev baz.txt bar barlink test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 272, NextOffset: 365
+    testutil.go:509: Offset: 389, NextOffset: 501
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 365, NextOffset: 454
     testutil.go:509: Offset: 501, NextOffset: 590
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 454, NextOffset: 830
-    testutil.go:509: Offset: 590, NextOffset: 966
+    testutil.go:509: Offset: 454, NextOffset: 838
+    testutil.go:509: Offset: 590, NextOffset: 974
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 830, NextOffset: 850
-    testutil.go:509: Offset: 966, NextOffset: 986
-    testutil.go:509: Offset: 850, NextOffset: 870
-    testutil.go:509: Offset: 986, NextOffset: 1006
-    testutil.go:509: Offset: 870, NextOffset: 890
-    testutil.go:509: Offset: 1006, NextOffset: 1026
-    testutil.go:509: Offset: 890, NextOffset: 2198
-    testutil.go:509: Offset: 1026, NextOffset: 2482
+    testutil.go:509: Offset: 838, NextOffset: 858
+    testutil.go:509: Offset: 974, NextOffset: 994
+    testutil.go:509: Offset: 858, NextOffset: 878
+    testutil.go:509: Offset: 994, NextOffset: 1014
+    testutil.go:509: Offset: 878, NextOffset: 898
+    testutil.go:509: Offset: 1014, NextOffset: 1034
+    testutil.go:509: Offset: 898, NextOffset: 2207
+    testutil.go:509: Offset: 1034, NextOffset: 2493
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -234661,11 +235791,11 @@
     testutil.go:509: Offset: 263, NextOffset: 283
     testutil.go:509: Offset: 185, NextOffset: 272
     testutil.go:509: Offset: 283, NextOffset: 389
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 272, NextOffset: 365
-    testutil.go:509: Offset: 389, NextOffset: 501
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test test2 foo1.txt foo3.txt barlink dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [test dev baz.txt bar barlink test2 .no.prefetch.landmark foo1.txt foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 85, NextOffset: 105
@@ -234679,24 +235809,29 @@
     testutil.go:509: Offset: 165, NextOffset: 185
     testutil.go:509: Offset: 283, NextOffset: 389
     testutil.go:509: Offset: 185, NextOffset: 272
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 501, NextOffset: 590
-    testutil.go:509: Offset: 365, NextOffset: 454
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 389, NextOffset: 501
+    testutil.go:509: Offset: 272, NextOffset: 365
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 590, NextOffset: 974
+    testutil.go:509: Offset: 454, NextOffset: 838
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 966, NextOffset: 986
-    testutil.go:509: Offset: 830, NextOffset: 850
-    testutil.go:509: Offset: 986, NextOffset: 1006
-    testutil.go:509: Offset: 850, NextOffset: 870
-    testutil.go:509: Offset: 1006, NextOffset: 1026
-    testutil.go:509: Offset: 870, NextOffset: 890
-    testutil.go:509: Offset: 1026, NextOffset: 2482
-    testutil.go:509: Offset: 890, NextOffset: 2198
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 974, NextOffset: 994
+    testutil.go:509: Offset: 838, NextOffset: 858
+    testutil.go:509: Offset: 994, NextOffset: 1014
+    testutil.go:509: Offset: 858, NextOffset: 878
+    testutil.go:509: Offset: 1014, NextOffset: 1034
+    testutil.go:509: Offset: 878, NextOffset: 898
+    testutil.go:509: Offset: 1034, NextOffset: 2493
+    testutil.go:509: Offset: 898, NextOffset: 2207
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 85, NextOffset: 105
@@ -234710,38 +235845,29 @@
     testutil.go:509: Offset: 165, NextOffset: 185
     testutil.go:509: Offset: 283, NextOffset: 389
     testutil.go:509: Offset: 185, NextOffset: 272
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 389, NextOffset: 501
-    testutil.go:509: Offset: 272, NextOffset: 365
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 590, NextOffset: 966
-    testutil.go:509: Offset: 454, NextOffset: 830
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 501, NextOffset: 590
+    testutil.go:509: Offset: 365, NextOffset: 454
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt dev .no.prefetch.landmark baz.txt bar foo3.txt barlink test test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [dev bar foo3.txt test2 .no.prefetch.landmark baz.txt foo1.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -234749,138 +235875,108 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test test2 foo1.txt dev .no.prefetch.landmark baz.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":374,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":465,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":853,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":873,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":893,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":913,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1048,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark bar foo3.txt barlink dev baz.txt foo1.txt test test2]
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 279, NextOffset: 374
-    testutil.go:509: Offset: 395, NextOffset: 509
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 374, NextOffset: 465
-    testutil.go:509: Offset: 509, NextOffset: 600
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 465, NextOffset: 853
-    testutil.go:509: Offset: 600, NextOffset: 988
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt test2 .no.prefetch.landmark baz.txt foo1.txt barlink test dev bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 988, NextOffset: 1008
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1008, NextOffset: 1028
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1028, NextOffset: 1048
-    testutil.go:509: Offset: 913, NextOffset: 2239
-    testutil.go:509: Offset: 1048, NextOffset: 2516
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":374,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":465,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":865,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":885,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":905,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":925,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1000,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1020,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1040,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1060,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 107
     testutil.go:509: Offset: 185, NextOffset: 205
     testutil.go:509: Offset: 107, NextOffset: 127
@@ -234893,6 +235989,37 @@
     testutil.go:509: Offset: 265, NextOffset: 285
     testutil.go:509: Offset: 187, NextOffset: 279
     testutil.go:509: Offset: 285, NextOffset: 395
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 279, NextOffset: 374
+    testutil.go:509: Offset: 395, NextOffset: 509
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 374, NextOffset: 465
+    testutil.go:509: Offset: 509, NextOffset: 600
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 465, NextOffset: 865
+    testutil.go:509: Offset: 600, NextOffset: 1000
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 865, NextOffset: 885
+    testutil.go:509: Offset: 1000, NextOffset: 1020
+    testutil.go:509: Offset: 885, NextOffset: 905
+    testutil.go:509: Offset: 1020, NextOffset: 1040
+    testutil.go:509: Offset: 905, NextOffset: 925
+    testutil.go:509: Offset: 1040, NextOffset: 1060
+    testutil.go:509: Offset: 925, NextOffset: 2249
+    testutil.go:509: Offset: 1060, NextOffset: 2527
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 107
     testutil.go:509: Offset: 185, NextOffset: 205
@@ -234907,7 +236034,7 @@
     testutil.go:509: Offset: 187, NextOffset: 279
     testutil.go:509: Offset: 285, NextOffset: 395
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt test test2 .no.prefetch.landmark bar foo3.txt barlink dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test bar dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 205
     testutil.go:509: Offset: 87, NextOffset: 107
@@ -234924,17 +236051,32 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 395, NextOffset: 509
     testutil.go:509: Offset: 279, NextOffset: 374
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 600, NextOffset: 1000
+    testutil.go:509: Offset: 465, NextOffset: 865
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 988, NextOffset: 1008
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 1008, NextOffset: 1028
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1028, NextOffset: 1048
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1048, NextOffset: 2516
-    testutil.go:509: Offset: 913, NextOffset: 2239
+    testutil.go:509: Offset: 1000, NextOffset: 1020
+    testutil.go:509: Offset: 865, NextOffset: 885
+    testutil.go:509: Offset: 1020, NextOffset: 1040
+    testutil.go:509: Offset: 885, NextOffset: 905
+    testutil.go:509: Offset: 1040, NextOffset: 1060
+    testutil.go:509: Offset: 905, NextOffset: 925
+    testutil.go:509: Offset: 1060, NextOffset: 2527
+    testutil.go:509: Offset: 925, NextOffset: 2249
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 509, NextOffset: 600
+    testutil.go:509: Offset: 374, NextOffset: 465
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -234950,166 +236092,132 @@
     testutil.go:509: Offset: 167, NextOffset: 187
     testutil.go:509: Offset: 285, NextOffset: 395
     testutil.go:509: Offset: 187, NextOffset: 279
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 509, NextOffset: 600
-    testutil.go:509: Offset: 374, NextOffset: 465
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 600, NextOffset: 988
-    testutil.go:509: Offset: 465, NextOffset: 853
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt bar barlink test dev test2 .no.prefetch.landmark baz.txt foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt foo3.txt test test2 .no.prefetch.landmark baz.txt bar barlink dev]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt foo3.txt foo1.txt bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink dev foo1.txt foo3.txt test test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":275,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":369,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":461,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":845,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":865,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":885,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":905,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":244,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":264,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":594,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":978,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":998,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1018,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1038,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test dev baz.txt foo3.txt test2 .no.prefetch.landmark foo1.txt bar barlink]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 845, NextOffset: 865
-    testutil.go:509: Offset: 978, NextOffset: 998
-    testutil.go:509: Offset: 865, NextOffset: 885
-    testutil.go:509: Offset: 998, NextOffset: 1018
-    testutil.go:509: Offset: 885, NextOffset: 905
-    testutil.go:509: Offset: 1018, NextOffset: 1038
-    testutil.go:509: Offset: 905, NextOffset: 2223
-    testutil.go:509: Offset: 1038, NextOffset: 2500
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":275,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":369,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":461,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":855,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":875,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":895,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":915,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":244,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":264,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":594,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1028,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1048,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar barlink dev test2 .no.prefetch.landmark foo3.txt test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 107
     testutil.go:509: Offset: 184, NextOffset: 204
@@ -235123,6 +236231,37 @@
     testutil.go:509: Offset: 264, NextOffset: 284
     testutil.go:509: Offset: 187, NextOffset: 275
     testutil.go:509: Offset: 284, NextOffset: 390
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 275, NextOffset: 369
+    testutil.go:509: Offset: 390, NextOffset: 502
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 369, NextOffset: 461
+    testutil.go:509: Offset: 502, NextOffset: 594
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 461, NextOffset: 855
+    testutil.go:509: Offset: 594, NextOffset: 988
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 855, NextOffset: 875
+    testutil.go:509: Offset: 988, NextOffset: 1008
+    testutil.go:509: Offset: 875, NextOffset: 895
+    testutil.go:509: Offset: 1008, NextOffset: 1028
+    testutil.go:509: Offset: 895, NextOffset: 915
+    testutil.go:509: Offset: 1028, NextOffset: 1048
+    testutil.go:509: Offset: 915, NextOffset: 2238
+    testutil.go:509: Offset: 1048, NextOffset: 2512
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 87, NextOffset: 107
     testutil.go:509: Offset: 184, NextOffset: 204
@@ -235136,20 +236275,17 @@
     testutil.go:509: Offset: 264, NextOffset: 284
     testutil.go:509: Offset: 187, NextOffset: 275
     testutil.go:509: Offset: 284, NextOffset: 390
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 275, NextOffset: 369
-    testutil.go:509: Offset: 390, NextOffset: 502
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 369, NextOffset: 461
-    testutil.go:509: Offset: 502, NextOffset: 594
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 461, NextOffset: 845
-    testutil.go:509: Offset: 594, NextOffset: 978
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt test2 .no.prefetch.landmark foo1.txt bar barlink test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink dev test2 .no.prefetch.landmark foo3.txt test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 204
     testutil.go:509: Offset: 87, NextOffset: 107
@@ -235164,10 +236300,19 @@
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:509: Offset: 187, NextOffset: 275
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 594, NextOffset: 978
-    testutil.go:509: Offset: 461, NextOffset: 845
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 594, NextOffset: 988
+    testutil.go:509: Offset: 461, NextOffset: 855
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 988, NextOffset: 1008
+    testutil.go:509: Offset: 855, NextOffset: 875
+    testutil.go:509: Offset: 1008, NextOffset: 1028
+    testutil.go:509: Offset: 875, NextOffset: 895
+    testutil.go:509: Offset: 1028, NextOffset: 1048
+    testutil.go:509: Offset: 895, NextOffset: 915
+    testutil.go:509: Offset: 1048, NextOffset: 2512
+    testutil.go:509: Offset: 915, NextOffset: 2238
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 204
     testutil.go:509: Offset: 87, NextOffset: 107
@@ -235189,42 +236334,36 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 502, NextOffset: 594
     testutil.go:509: Offset: 369, NextOffset: 461
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 978, NextOffset: 998
-    testutil.go:509: Offset: 845, NextOffset: 865
-    testutil.go:509: Offset: 998, NextOffset: 1018
-    testutil.go:509: Offset: 865, NextOffset: 885
-    testutil.go:509: Offset: 1018, NextOffset: 1038
-    testutil.go:509: Offset: 885, NextOffset: 905
-    testutil.go:509: Offset: 1038, NextOffset: 2500
-    testutil.go:509: Offset: 905, NextOffset: 2223
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt barlink test dev bar foo3.txt test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar foo3.txt barlink dev .no.prefetch.landmark baz.txt test test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -235233,106 +236372,109 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt test test2 foo1.txt bar foo3.txt barlink dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt foo1.txt barlink test dev bar foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":281,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":377,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":858,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":878,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":898,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":918,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":226,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":266,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":508,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1009,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1029,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1049,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":281,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":377,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":866,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":886,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":906,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":926,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":226,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":266,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":508,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1017,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1037,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1057,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt foo3.txt barlink test2 .no.prefetch.landmark bar test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark bar test dev baz.txt foo1.txt foo3.txt barlink test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 111
+    testutil.go:509: Offset: 186, NextOffset: 206
+    testutil.go:509: Offset: 111, NextOffset: 131
+    testutil.go:509: Offset: 206, NextOffset: 226
+    testutil.go:509: Offset: 131, NextOffset: 151
+    testutil.go:509: Offset: 226, NextOffset: 246
+    testutil.go:509: Offset: 151, NextOffset: 171
+    testutil.go:509: Offset: 246, NextOffset: 266
+    testutil.go:509: Offset: 171, NextOffset: 191
+    testutil.go:509: Offset: 266, NextOffset: 286
+    testutil.go:509: Offset: 191, NextOffset: 281
+    testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 111
     testutil.go:509: Offset: 186, NextOffset: 206
@@ -235355,43 +236497,28 @@
     testutil.go:509: Offset: 377, NextOffset: 469
     testutil.go:509: Offset: 508, NextOffset: 600
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 469, NextOffset: 858
-    testutil.go:509: Offset: 600, NextOffset: 989
+    testutil.go:509: Offset: 469, NextOffset: 866
+    testutil.go:509: Offset: 600, NextOffset: 997
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 858, NextOffset: 878
-    testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 878, NextOffset: 898
-    testutil.go:509: Offset: 1009, NextOffset: 1029
-    testutil.go:509: Offset: 898, NextOffset: 918
-    testutil.go:509: Offset: 1029, NextOffset: 1049
-    testutil.go:509: Offset: 918, NextOffset: 2242
-    testutil.go:509: Offset: 1049, NextOffset: 2516
+    testutil.go:509: Offset: 866, NextOffset: 886
+    testutil.go:509: Offset: 997, NextOffset: 1017
+    testutil.go:509: Offset: 886, NextOffset: 906
+    testutil.go:509: Offset: 1017, NextOffset: 1037
+    testutil.go:509: Offset: 906, NextOffset: 926
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 926, NextOffset: 2248
+    testutil.go:509: Offset: 1057, NextOffset: 2523
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 111
-    testutil.go:509: Offset: 186, NextOffset: 206
-    testutil.go:509: Offset: 111, NextOffset: 131
-    testutil.go:509: Offset: 206, NextOffset: 226
-    testutil.go:509: Offset: 131, NextOffset: 151
-    testutil.go:509: Offset: 226, NextOffset: 246
-    testutil.go:509: Offset: 151, NextOffset: 171
-    testutil.go:509: Offset: 246, NextOffset: 266
-    testutil.go:509: Offset: 171, NextOffset: 191
-    testutil.go:509: Offset: 266, NextOffset: 286
-    testutil.go:509: Offset: 191, NextOffset: 281
-    testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink test2 .no.prefetch.landmark bar test dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink test2 .no.prefetch.landmark bar test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -235400,20 +236527,20 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 858, NextOffset: 878
-    testutil.go:509: Offset: 1009, NextOffset: 1029
-    testutil.go:509: Offset: 878, NextOffset: 898
-    testutil.go:509: Offset: 1029, NextOffset: 1049
-    testutil.go:509: Offset: 898, NextOffset: 918
-    testutil.go:509: Offset: 1049, NextOffset: 2516
-    testutil.go:509: Offset: 918, NextOffset: 2242
+    testutil.go:509: Offset: 997, NextOffset: 1017
+    testutil.go:509: Offset: 866, NextOffset: 886
+    testutil.go:509: Offset: 1017, NextOffset: 1037
+    testutil.go:509: Offset: 886, NextOffset: 906
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 906, NextOffset: 926
+    testutil.go:509: Offset: 1057, NextOffset: 2523
+    testutil.go:509: Offset: 926, NextOffset: 2248
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 206
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -235431,8 +236558,8 @@
     testutil.go:509: Offset: 394, NextOffset: 508
     testutil.go:509: Offset: 281, NextOffset: 377
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 600, NextOffset: 989
-    testutil.go:509: Offset: 469, NextOffset: 858
+    testutil.go:509: Offset: 600, NextOffset: 997
+    testutil.go:509: Offset: 469, NextOffset: 866
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
@@ -235450,46 +236577,21 @@
     testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:509: Offset: 191, NextOffset: 281
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [dev test2 baz.txt .no.prefetch.landmark foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink dev test2 baz.txt test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -235499,82 +236601,120 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink dev test2 baz.txt test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":277,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":370,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":459,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":768,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":788,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":808,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":828,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":392,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":504,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":593,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":902,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":922,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":962,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":277,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":370,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":459,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":768,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":788,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":808,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":828,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":392,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":504,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":593,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":902,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":922,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":962,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar barlink test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt bar test dev foo1.txt foo3.txt barlink test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 89, NextOffset: 109
+    testutil.go:509: Offset: 185, NextOffset: 205
+    testutil.go:509: Offset: 109, NextOffset: 129
+    testutil.go:509: Offset: 205, NextOffset: 225
+    testutil.go:509: Offset: 129, NextOffset: 149
+    testutil.go:509: Offset: 225, NextOffset: 245
+    testutil.go:509: Offset: 149, NextOffset: 169
+    testutil.go:509: Offset: 245, NextOffset: 265
+    testutil.go:509: Offset: 169, NextOffset: 189
+    testutil.go:509: Offset: 265, NextOffset: 285
+    testutil.go:509: Offset: 189, NextOffset: 277
+    testutil.go:509: Offset: 285, NextOffset: 392
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 277, NextOffset: 370
     testutil.go:509: Offset: 392, NextOffset: 504
@@ -235596,10 +236736,10 @@
     testutil.go:509: Offset: 922, NextOffset: 942
     testutil.go:509: Offset: 808, NextOffset: 828
     testutil.go:509: Offset: 942, NextOffset: 962
-    testutil.go:509: Offset: 828, NextOffset: 2050
+    testutil.go:509: Offset: 828, NextOffset: 2052
     testutil.go:509: Offset: 962, NextOffset: 2339
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -235619,41 +236759,10 @@
     testutil.go:509: Offset: 265, NextOffset: 285
     testutil.go:509: Offset: 189, NextOffset: 277
     testutil.go:509: Offset: 285, NextOffset: 392
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 89, NextOffset: 109
-    testutil.go:509: Offset: 185, NextOffset: 205
-    testutil.go:509: Offset: 109, NextOffset: 129
-    testutil.go:509: Offset: 205, NextOffset: 225
-    testutil.go:509: Offset: 129, NextOffset: 149
-    testutil.go:509: Offset: 225, NextOffset: 245
-    testutil.go:509: Offset: 149, NextOffset: 169
-    testutil.go:509: Offset: 245, NextOffset: 265
-    testutil.go:509: Offset: 169, NextOffset: 189
-    testutil.go:509: Offset: 265, NextOffset: 285
-    testutil.go:509: Offset: 189, NextOffset: 277
-    testutil.go:509: Offset: 285, NextOffset: 392
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink test2 foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 593, NextOffset: 902
-    testutil.go:509: Offset: 459, NextOffset: 768
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 902, NextOffset: 922
-    testutil.go:509: Offset: 768, NextOffset: 788
-    testutil.go:509: Offset: 922, NextOffset: 942
-    testutil.go:509: Offset: 788, NextOffset: 808
-    testutil.go:509: Offset: 942, NextOffset: 962
-    testutil.go:509: Offset: 808, NextOffset: 828
-    testutil.go:509: Offset: 962, NextOffset: 2339
-    testutil.go:509: Offset: 828, NextOffset: 2050
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar test dev foo1.txt foo3.txt barlink test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 205
     testutil.go:509: Offset: 89, NextOffset: 109
@@ -235667,14 +236776,6 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 285, NextOffset: 392
     testutil.go:509: Offset: 189, NextOffset: 277
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 504, NextOffset: 593
-    testutil.go:509: Offset: 370, NextOffset: 459
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 205
     testutil.go:509: Offset: 89, NextOffset: 109
@@ -235688,20 +236789,40 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 285, NextOffset: 392
     testutil.go:509: Offset: 189, NextOffset: 277
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 392, NextOffset: 504
-    testutil.go:509: Offset: 277, NextOffset: 370
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt bar barlink test dev baz.txt foo3.txt test2]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 504, NextOffset: 593
+    testutil.go:509: Offset: 370, NextOffset: 459
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 902, NextOffset: 922
+    testutil.go:509: Offset: 768, NextOffset: 788
+    testutil.go:509: Offset: 922, NextOffset: 942
+    testutil.go:509: Offset: 788, NextOffset: 808
+    testutil.go:509: Offset: 942, NextOffset: 962
+    testutil.go:509: Offset: 808, NextOffset: 828
+    testutil.go:509: Offset: 962, NextOffset: 2339
+    testutil.go:509: Offset: 828, NextOffset: 2052
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 392, NextOffset: 504
+    testutil.go:509: Offset: 277, NextOffset: 370
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 593, NextOffset: 902
+    testutil.go:509: Offset: 459, NextOffset: 768
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt barlink test dev test2 .no.prefetch.landmark baz.txt bar foo3.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -235753,16 +236874,17 @@
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink test dev baz.txt foo3.txt test2 .no.prefetch.landmark foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt bar foo3.txt foo1.txt barlink test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1858
-    testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -235776,11 +236898,13 @@
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
@@ -235794,12 +236918,11 @@
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1858
+    testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
@@ -235808,21 +236931,19 @@
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":378,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":792,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":812,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":832,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":852,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":267,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":287,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":510,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":602,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":924,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":944,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":964,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":378,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":792,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":812,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":832,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":852,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":267,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":287,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":510,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":602,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":924,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":944,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":964,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt bar barlink test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test2 bar barlink test dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -235873,12 +236994,15 @@
     testutil.go:509: Offset: 832, NextOffset: 852
     testutil.go:509: Offset: 964, NextOffset: 984
     testutil.go:509: Offset: 852, NextOffset: 2095
-    testutil.go:509: Offset: 984, NextOffset: 2363
+    testutil.go:509: Offset: 984, NextOffset: 2361
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink test2 foo3.txt test dev .no.prefetch.landmark] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [bar barlink test dev .no.prefetch.landmark baz.txt foo1.txt foo3.txt test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 207
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -235892,26 +237016,14 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 287, NextOffset: 396
     testutil.go:509: Offset: 191, NextOffset: 283
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 396, NextOffset: 510
+    testutil.go:509: Offset: 283, NextOffset: 378
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 602, NextOffset: 924
     testutil.go:509: Offset: 470, NextOffset: 792
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 924, NextOffset: 944
-    testutil.go:509: Offset: 792, NextOffset: 812
-    testutil.go:509: Offset: 944, NextOffset: 964
-    testutil.go:509: Offset: 812, NextOffset: 832
-    testutil.go:509: Offset: 964, NextOffset: 984
-    testutil.go:509: Offset: 832, NextOffset: 852
-    testutil.go:509: Offset: 984, NextOffset: 2363
-    testutil.go:509: Offset: 852, NextOffset: 2095
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 207
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -235925,44 +237037,48 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 287, NextOffset: 396
     testutil.go:509: Offset: 191, NextOffset: 283
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 396, NextOffset: 510
-    testutil.go:509: Offset: 283, NextOffset: 378
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 510, NextOffset: 602
     testutil.go:509: Offset: 378, NextOffset: 470
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 924, NextOffset: 944
+    testutil.go:509: Offset: 792, NextOffset: 812
+    testutil.go:509: Offset: 944, NextOffset: 964
+    testutil.go:509: Offset: 812, NextOffset: 832
+    testutil.go:509: Offset: 964, NextOffset: 984
+    testutil.go:509: Offset: 832, NextOffset: 852
+    testutil.go:509: Offset: 984, NextOffset: 2361
+    testutil.go:509: Offset: 852, NextOffset: 2095
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [dev test2 foo1.txt foo3.txt test .no.prefetch.landmark baz.txt bar barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt foo3.txt dev test2 .no.prefetch.landmark bar barlink test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -235971,115 +237087,105 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink dev test2 foo1.txt foo3.txt test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar barlink test baz.txt foo1.txt foo3.txt dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":284,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":383,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":479,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":786,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":806,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":826,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":846,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":267,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":912,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":932,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":952,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":972,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":284,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":383,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":479,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":786,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":806,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":826,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":846,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":267,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":912,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":932,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":952,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":972,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt test foo1.txt bar]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 89, NextOffset: 109
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 109, NextOffset: 129
-    testutil.go:509: Offset: 207, NextOffset: 227
-    testutil.go:509: Offset: 129, NextOffset: 149
-    testutil.go:509: Offset: 227, NextOffset: 247
-    testutil.go:509: Offset: 149, NextOffset: 169
-    testutil.go:509: Offset: 247, NextOffset: 267
-    testutil.go:509: Offset: 169, NextOffset: 189
-    testutil.go:509: Offset: 267, NextOffset: 287
-    testutil.go:509: Offset: 189, NextOffset: 284
-    testutil.go:509: Offset: 287, NextOffset: 395
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar foo3.txt dev test2 foo1.txt barlink test .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 89, NextOffset: 109
     testutil.go:509: Offset: 187, NextOffset: 207
@@ -236114,13 +237220,32 @@
     testutil.go:509: Offset: 932, NextOffset: 952
     testutil.go:509: Offset: 826, NextOffset: 846
     testutil.go:509: Offset: 952, NextOffset: 972
-    testutil.go:509: Offset: 846, NextOffset: 2079
-    testutil.go:509: Offset: 972, NextOffset: 2356
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt test foo1.txt bar foo3.txt barlink dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:509: Offset: 846, NextOffset: 2078
+    testutil.go:509: Offset: 972, NextOffset: 2355
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 89, NextOffset: 109
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 109, NextOffset: 129
+    testutil.go:509: Offset: 207, NextOffset: 227
+    testutil.go:509: Offset: 129, NextOffset: 149
+    testutil.go:509: Offset: 227, NextOffset: 247
+    testutil.go:509: Offset: 149, NextOffset: 169
+    testutil.go:509: Offset: 247, NextOffset: 267
+    testutil.go:509: Offset: 169, NextOffset: 189
+    testutil.go:509: Offset: 267, NextOffset: 287
+    testutil.go:509: Offset: 189, NextOffset: 284
+    testutil.go:509: Offset: 287, NextOffset: 395
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 foo1.txt barlink test .no.prefetch.landmark baz.txt bar foo3.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 207
     testutil.go:509: Offset: 89, NextOffset: 109
     testutil.go:509: Offset: 207, NextOffset: 227
@@ -236133,6 +237258,22 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 287, NextOffset: 395
     testutil.go:509: Offset: 189, NextOffset: 284
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 509, NextOffset: 605
+    testutil.go:509: Offset: 383, NextOffset: 479
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 605, NextOffset: 912
+    testutil.go:509: Offset: 479, NextOffset: 786
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 207
     testutil.go:509: Offset: 89, NextOffset: 109
@@ -236146,6 +237287,10 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 287, NextOffset: 395
     testutil.go:509: Offset: 189, NextOffset: 284
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 395, NextOffset: 509
+    testutil.go:509: Offset: 284, NextOffset: 383
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -236155,31 +237300,14 @@
     testutil.go:509: Offset: 806, NextOffset: 826
     testutil.go:509: Offset: 952, NextOffset: 972
     testutil.go:509: Offset: 826, NextOffset: 846
-    testutil.go:509: Offset: 972, NextOffset: 2356
-    testutil.go:509: Offset: 846, NextOffset: 2079
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 395, NextOffset: 509
-    testutil.go:509: Offset: 284, NextOffset: 383
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 509, NextOffset: 605
-    testutil.go:509: Offset: 383, NextOffset: 479
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 605, NextOffset: 912
-    testutil.go:509: Offset: 479, NextOffset: 786
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:509: Offset: 972, NextOffset: 2355
+    testutil.go:509: Offset: 846, NextOffset: 2078
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark bar test baz.txt foo1.txt foo3.txt barlink dev test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt foo3.txt barlink test dev .no.prefetch.landmark baz.txt bar test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -236192,11 +237320,11 @@
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -236236,37 +237364,29 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar test baz.txt foo1.txt foo3.txt barlink dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1864
-    testutil.go:509: Offset: 0, NextOffset: 1707
-    testutil.go:509: Offset: 91, NextOffset: 1864
-    testutil.go:509: Offset: 0, NextOffset: 1707
-    testutil.go:509: Offset: 91, NextOffset: 1864
-    testutil.go:509: Offset: 0, NextOffset: 1707
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test dev .no.prefetch.landmark baz.txt bar test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
@@ -236285,9 +237405,9 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
@@ -236296,11 +237416,31 @@
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
+    testutil.go:509: Offset: 91, NextOffset: 1864
+    testutil.go:509: Offset: 0, NextOffset: 1707
+    testutil.go:509: Offset: 91, NextOffset: 1864
+    testutil.go:509: Offset: 0, NextOffset: 1707
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1864
+    testutil.go:509: Offset: 0, NextOffset: 1707
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":285,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":793,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":813,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":833,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":853,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":189,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":209,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":229,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":269,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":399,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":514,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":612,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":922,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":942,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":962,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":982,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":285,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":793,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":813,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":833,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":853,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":189,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":209,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":229,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":269,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":399,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":514,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":612,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":922,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":942,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":962,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":982,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test bar barlink dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test2 bar test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 89, NextOffset: 109
+    testutil.go:509: Offset: 189, NextOffset: 209
+    testutil.go:509: Offset: 109, NextOffset: 129
+    testutil.go:509: Offset: 209, NextOffset: 229
+    testutil.go:509: Offset: 129, NextOffset: 149
+    testutil.go:509: Offset: 229, NextOffset: 249
+    testutil.go:509: Offset: 149, NextOffset: 169
+    testutil.go:509: Offset: 249, NextOffset: 269
+    testutil.go:509: Offset: 169, NextOffset: 189
+    testutil.go:509: Offset: 269, NextOffset: 289
+    testutil.go:509: Offset: 189, NextOffset: 285
+    testutil.go:509: Offset: 289, NextOffset: 399
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 285, NextOffset: 385
     testutil.go:509: Offset: 399, NextOffset: 514
@@ -236325,7 +237465,7 @@
     testutil.go:509: Offset: 853, NextOffset: 2083
     testutil.go:509: Offset: 982, NextOffset: 2370
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -236345,33 +237485,15 @@
     testutil.go:509: Offset: 269, NextOffset: 289
     testutil.go:509: Offset: 189, NextOffset: 285
     testutil.go:509: Offset: 289, NextOffset: 399
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 89, NextOffset: 109
-    testutil.go:509: Offset: 189, NextOffset: 209
-    testutil.go:509: Offset: 109, NextOffset: 129
-    testutil.go:509: Offset: 209, NextOffset: 229
-    testutil.go:509: Offset: 129, NextOffset: 149
-    testutil.go:509: Offset: 229, NextOffset: 249
-    testutil.go:509: Offset: 149, NextOffset: 169
-    testutil.go:509: Offset: 249, NextOffset: 269
-    testutil.go:509: Offset: 169, NextOffset: 189
-    testutil.go:509: Offset: 269, NextOffset: 289
-    testutil.go:509: Offset: 189, NextOffset: 285
-    testutil.go:509: Offset: 289, NextOffset: 399
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 514, NextOffset: 612
-    testutil.go:509: Offset: 385, NextOffset: 483
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test2 bar test dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 399, NextOffset: 514
+    testutil.go:509: Offset: 285, NextOffset: 385
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 612, NextOffset: 922
+    testutil.go:509: Offset: 483, NextOffset: 793
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -236387,6 +237509,28 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 289, NextOffset: 399
     testutil.go:509: Offset: 189, NextOffset: 285
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 514, NextOffset: 612
+    testutil.go:509: Offset: 385, NextOffset: 483
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 922, NextOffset: 942
+    testutil.go:509: Offset: 793, NextOffset: 813
+    testutil.go:509: Offset: 942, NextOffset: 962
+    testutil.go:509: Offset: 813, NextOffset: 833
+    testutil.go:509: Offset: 962, NextOffset: 982
+    testutil.go:509: Offset: 833, NextOffset: 853
+    testutil.go:509: Offset: 982, NextOffset: 2370
+    testutil.go:509: Offset: 853, NextOffset: 2083
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 189, NextOffset: 209
     testutil.go:509: Offset: 89, NextOffset: 109
@@ -236400,178 +237544,153 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 289, NextOffset: 399
     testutil.go:509: Offset: 189, NextOffset: 285
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 399, NextOffset: 514
-    testutil.go:509: Offset: 285, NextOffset: 385
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 612, NextOffset: 922
-    testutil.go:509: Offset: 483, NextOffset: 793
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo3.txt test2 foo1.txt bar barlink test dev .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 922, NextOffset: 942
-    testutil.go:509: Offset: 793, NextOffset: 813
-    testutil.go:509: Offset: 942, NextOffset: 962
-    testutil.go:509: Offset: 813, NextOffset: 833
-    testutil.go:509: Offset: 962, NextOffset: 982
-    testutil.go:509: Offset: 833, NextOffset: 853
-    testutil.go:509: Offset: 982, NextOffset: 2370
-    testutil.go:509: Offset: 853, NextOffset: 2083
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [bar foo3.txt barlink test .no.prefetch.landmark foo1.txt dev test2 baz.txt]
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt test2 foo1.txt bar barlink test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt dev test2 baz.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":487,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":818,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":838,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":858,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":878,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":628,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":959,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":979,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":999,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1019,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":487,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":819,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":839,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":859,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":879,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":628,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":960,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":980,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1000,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1020,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev bar barlink test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 288, NextOffset: 390
-    testutil.go:509: Offset: 409, NextOffset: 531
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 390, NextOffset: 487
-    testutil.go:509: Offset: 531, NextOffset: 628
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo1.txt barlink dev bar foo3.txt test test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 487, NextOffset: 818
-    testutil.go:509: Offset: 628, NextOffset: 959
+    testutil.go:509: Offset: 487, NextOffset: 819
+    testutil.go:509: Offset: 628, NextOffset: 960
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 818, NextOffset: 838
-    testutil.go:509: Offset: 959, NextOffset: 979
-    testutil.go:509: Offset: 838, NextOffset: 858
-    testutil.go:509: Offset: 979, NextOffset: 999
-    testutil.go:509: Offset: 858, NextOffset: 878
-    testutil.go:509: Offset: 999, NextOffset: 1019
-    testutil.go:509: Offset: 878, NextOffset: 2222
-    testutil.go:509: Offset: 1019, NextOffset: 2505
+    testutil.go:509: Offset: 819, NextOffset: 839
+    testutil.go:509: Offset: 960, NextOffset: 980
+    testutil.go:509: Offset: 839, NextOffset: 859
+    testutil.go:509: Offset: 980, NextOffset: 1000
+    testutil.go:509: Offset: 859, NextOffset: 879
+    testutil.go:509: Offset: 1000, NextOffset: 1020
+    testutil.go:509: Offset: 879, NextOffset: 2224
+    testutil.go:509: Offset: 1020, NextOffset: 2506
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -236600,16 +237719,16 @@
     testutil.go:509: Offset: 274, NextOffset: 294
     testutil.go:509: Offset: 193, NextOffset: 288
     testutil.go:509: Offset: 294, NextOffset: 409
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 288, NextOffset: 390
+    testutil.go:509: Offset: 409, NextOffset: 531
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 531, NextOffset: 628
     testutil.go:509: Offset: 390, NextOffset: 487
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 531, NextOffset: 628
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink dev bar foo3.txt test test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 194, NextOffset: 214
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -236623,6 +237742,37 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 294, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 288
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 409, NextOffset: 531
+    testutil.go:509: Offset: 288, NextOffset: 390
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 531, NextOffset: 628
+    testutil.go:509: Offset: 390, NextOffset: 487
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 628, NextOffset: 960
+    testutil.go:509: Offset: 487, NextOffset: 819
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 960, NextOffset: 980
+    testutil.go:509: Offset: 819, NextOffset: 839
+    testutil.go:509: Offset: 980, NextOffset: 1000
+    testutil.go:509: Offset: 839, NextOffset: 859
+    testutil.go:509: Offset: 1000, NextOffset: 1020
+    testutil.go:509: Offset: 859, NextOffset: 879
+    testutil.go:509: Offset: 1020, NextOffset: 2506
+    testutil.go:509: Offset: 879, NextOffset: 2224
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 194, NextOffset: 214
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -236636,34 +237786,11 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 294, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 288
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 409, NextOffset: 531
-    testutil.go:509: Offset: 288, NextOffset: 390
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 628, NextOffset: 959
-    testutil.go:509: Offset: 487, NextOffset: 818
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 959, NextOffset: 979
-    testutil.go:509: Offset: 818, NextOffset: 838
-    testutil.go:509: Offset: 979, NextOffset: 999
-    testutil.go:509: Offset: 838, NextOffset: 858
-    testutil.go:509: Offset: 999, NextOffset: 1019
-    testutil.go:509: Offset: 858, NextOffset: 878
-    testutil.go:509: Offset: 1019, NextOffset: 2505
-    testutil.go:509: Offset: 878, NextOffset: 2222
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar test2 foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar foo3.txt barlink test .no.prefetch.landmark dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
@@ -236688,7 +237815,7 @@
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -236722,7 +237849,15 @@
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
@@ -236736,17 +237871,11 @@
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
@@ -236755,8 +237884,12 @@
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
@@ -236774,32 +237907,34 @@
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":94,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":114,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":134,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":194,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":833,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":853,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":873,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":893,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":538,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":638,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":975,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":995,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1015,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1035,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":94,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":114,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":134,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":194,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":834,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":854,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":874,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":894,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":538,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":638,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":976,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":996,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1016,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1036,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt barlink test bar foo3.txt dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt bar barlink test dev test2 .no.prefetch.landmark foo1.txt foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 292, NextOffset: 396
+    testutil.go:509: Offset: 415, NextOffset: 538
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 396, NextOffset: 496
+    testutil.go:509: Offset: 538, NextOffset: 638
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 496, NextOffset: 833
-    testutil.go:509: Offset: 638, NextOffset: 975
+    testutil.go:509: Offset: 496, NextOffset: 834
+    testutil.go:509: Offset: 638, NextOffset: 976
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 833, NextOffset: 853
-    testutil.go:509: Offset: 975, NextOffset: 995
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 995, NextOffset: 1015
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1015, NextOffset: 1035
-    testutil.go:509: Offset: 893, NextOffset: 2204
-    testutil.go:509: Offset: 1035, NextOffset: 2529
+    testutil.go:509: Offset: 834, NextOffset: 854
+    testutil.go:509: Offset: 976, NextOffset: 996
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 996, NextOffset: 1016
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1016, NextOffset: 1036
+    testutil.go:509: Offset: 894, NextOffset: 2203
+    testutil.go:509: Offset: 1036, NextOffset: 2527
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -236834,30 +237969,25 @@
     testutil.go:509: Offset: 276, NextOffset: 296
     testutil.go:509: Offset: 194, NextOffset: 292
     testutil.go:509: Offset: 296, NextOffset: 415
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 292, NextOffset: 396
-    testutil.go:509: Offset: 415, NextOffset: 538
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 396, NextOffset: 496
-    testutil.go:509: Offset: 538, NextOffset: 638
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test bar foo3.txt dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 538, NextOffset: 638
-    testutil.go:509: Offset: 396, NextOffset: 496
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 638, NextOffset: 975
-    testutil.go:509: Offset: 496, NextOffset: 833
+    testutil.go:401: Directory: "" vs "": [bar barlink test dev test2 .no.prefetch.landmark foo1.txt foo3.txt baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 976, NextOffset: 996
+    testutil.go:509: Offset: 834, NextOffset: 854
+    testutil.go:509: Offset: 996, NextOffset: 1016
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 1016, NextOffset: 1036
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1036, NextOffset: 2527
+    testutil.go:509: Offset: 894, NextOffset: 2203
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -236873,6 +238003,12 @@
     testutil.go:509: Offset: 174, NextOffset: 194
     testutil.go:509: Offset: 296, NextOffset: 415
     testutil.go:509: Offset: 194, NextOffset: 292
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 415, NextOffset: 538
+    testutil.go:509: Offset: 292, NextOffset: 396
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 638, NextOffset: 976
+    testutil.go:509: Offset: 496, NextOffset: 834
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 196, NextOffset: 216
     testutil.go:509: Offset: 94, NextOffset: 114
@@ -236886,51 +238022,19 @@
     testutil.go:509: Offset: 174, NextOffset: 194
     testutil.go:509: Offset: 296, NextOffset: 415
     testutil.go:509: Offset: 194, NextOffset: 292
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 415, NextOffset: 538
-    testutil.go:509: Offset: 292, NextOffset: 396
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 975, NextOffset: 995
-    testutil.go:509: Offset: 833, NextOffset: 853
-    testutil.go:509: Offset: 995, NextOffset: 1015
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 1015, NextOffset: 1035
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1035, NextOffset: 2529
-    testutil.go:509: Offset: 893, NextOffset: 2204
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar barlink test test2 .no.prefetch.landmark foo3.txt dev baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 538, NextOffset: 638
+    testutil.go:509: Offset: 396, NextOffset: 496
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -236938,95 +238042,134 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test test2 .no.prefetch.landmark foo3.txt dev baz.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt .no.prefetch.landmark bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1789
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":95,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":135,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":155,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":175,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":195,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":495,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":832,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":852,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":872,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":892,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":991,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1011,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1031,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":95,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":135,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":155,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":175,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":195,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":495,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":832,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":852,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":872,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":892,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":991,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1011,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1031,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test2 baz.txt foo3.txt barlink test dev .no.prefetch.landmark foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [bar barlink test dev .no.prefetch.landmark foo3.txt test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 95, NextOffset: 115
+    testutil.go:509: Offset: 195, NextOffset: 215
+    testutil.go:509: Offset: 115, NextOffset: 135
+    testutil.go:509: Offset: 215, NextOffset: 235
+    testutil.go:509: Offset: 135, NextOffset: 155
+    testutil.go:509: Offset: 235, NextOffset: 255
+    testutil.go:509: Offset: 155, NextOffset: 175
+    testutil.go:509: Offset: 255, NextOffset: 275
+    testutil.go:509: Offset: 175, NextOffset: 195
+    testutil.go:509: Offset: 275, NextOffset: 295
+    testutil.go:509: Offset: 195, NextOffset: 292
+    testutil.go:509: Offset: 295, NextOffset: 411
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 292, NextOffset: 395
+    testutil.go:509: Offset: 411, NextOffset: 534
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -237046,7 +238189,7 @@
     testutil.go:509: Offset: 872, NextOffset: 892
     testutil.go:509: Offset: 1011, NextOffset: 1031
     testutil.go:509: Offset: 892, NextOffset: 2198
-    testutil.go:509: Offset: 1031, NextOffset: 2520
+    testutil.go:509: Offset: 1031, NextOffset: 2522
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -237068,32 +238211,29 @@
     testutil.go:509: Offset: 275, NextOffset: 295
     testutil.go:509: Offset: 195, NextOffset: 292
     testutil.go:509: Offset: 295, NextOffset: 411
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 95, NextOffset: 115
-    testutil.go:509: Offset: 195, NextOffset: 215
-    testutil.go:509: Offset: 115, NextOffset: 135
-    testutil.go:509: Offset: 215, NextOffset: 235
-    testutil.go:509: Offset: 135, NextOffset: 155
-    testutil.go:509: Offset: 235, NextOffset: 255
-    testutil.go:509: Offset: 155, NextOffset: 175
-    testutil.go:509: Offset: 255, NextOffset: 275
-    testutil.go:509: Offset: 175, NextOffset: 195
-    testutil.go:509: Offset: 275, NextOffset: 295
-    testutil.go:509: Offset: 195, NextOffset: 292
-    testutil.go:509: Offset: 295, NextOffset: 411
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 292, NextOffset: 395
-    testutil.go:509: Offset: 411, NextOffset: 534
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark foo1.txt bar test2 baz.txt foo3.txt barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 411, NextOffset: 534
-    testutil.go:509: Offset: 292, NextOffset: 395
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 534, NextOffset: 634
-    testutil.go:509: Offset: 395, NextOffset: 495
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink test dev .no.prefetch.landmark foo3.txt test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 971, NextOffset: 991
+    testutil.go:509: Offset: 832, NextOffset: 852
+    testutil.go:509: Offset: 991, NextOffset: 1011
+    testutil.go:509: Offset: 852, NextOffset: 872
+    testutil.go:509: Offset: 1011, NextOffset: 1031
+    testutil.go:509: Offset: 872, NextOffset: 892
+    testutil.go:509: Offset: 1031, NextOffset: 2522
+    testutil.go:509: Offset: 892, NextOffset: 2198
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 634, NextOffset: 971
+    testutil.go:509: Offset: 495, NextOffset: 832
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -237122,32 +238262,22 @@
     testutil.go:509: Offset: 175, NextOffset: 195
     testutil.go:509: Offset: 295, NextOffset: 411
     testutil.go:509: Offset: 195, NextOffset: 292
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 634, NextOffset: 971
-    testutil.go:509: Offset: 495, NextOffset: 832
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 971, NextOffset: 991
-    testutil.go:509: Offset: 832, NextOffset: 852
-    testutil.go:509: Offset: 991, NextOffset: 1011
-    testutil.go:509: Offset: 852, NextOffset: 872
-    testutil.go:509: Offset: 1011, NextOffset: 1031
-    testutil.go:509: Offset: 872, NextOffset: 892
-    testutil.go:509: Offset: 1031, NextOffset: 2520
-    testutil.go:509: Offset: 892, NextOffset: 2198
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 411, NextOffset: 534
+    testutil.go:509: Offset: 292, NextOffset: 395
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 534, NextOffset: 634
+    testutil.go:509: Offset: 395, NextOffset: 495
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt bar test]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar dev test2 foo3.txt barlink test .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -237169,7 +238299,7 @@
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -237202,11 +238332,8 @@
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink dev test2 .no.prefetch.landmark baz.txt bar test foo1.txt foo3.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar dev test2 foo3.txt barlink test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
@@ -237220,42 +238347,42 @@
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
@@ -237265,16 +238392,31 @@
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":96,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":116,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":136,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":156,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":196,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":293,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":398,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":838,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":858,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":878,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":898,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":416,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":641,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":981,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1001,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1021,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1041,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":96,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":116,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":136,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":156,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":196,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":293,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":398,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":838,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":858,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":878,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":898,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":416,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":641,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":981,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1001,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1021,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1041,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo3.txt dev foo1.txt barlink test test2 .no.prefetch.landmark baz.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 498, NextOffset: 838
+    testutil.go:509: Offset: 641, NextOffset: 981
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 838, NextOffset: 858
+    testutil.go:509: Offset: 981, NextOffset: 1001
+    testutil.go:509: Offset: 858, NextOffset: 878
+    testutil.go:509: Offset: 1001, NextOffset: 1021
+    testutil.go:509: Offset: 878, NextOffset: 898
+    testutil.go:509: Offset: 1021, NextOffset: 1041
+    testutil.go:509: Offset: 898, NextOffset: 2243
+    testutil.go:509: Offset: 1041, NextOffset: 2538
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -237311,23 +238453,27 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 398, NextOffset: 498
     testutil.go:509: Offset: 541, NextOffset: 641
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 498, NextOffset: 838
-    testutil.go:509: Offset: 641, NextOffset: 981
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 838, NextOffset: 858
     testutil.go:509: Offset: 981, NextOffset: 1001
-    testutil.go:509: Offset: 858, NextOffset: 878
+    testutil.go:509: Offset: 838, NextOffset: 858
     testutil.go:509: Offset: 1001, NextOffset: 1021
-    testutil.go:509: Offset: 878, NextOffset: 898
+    testutil.go:509: Offset: 858, NextOffset: 878
     testutil.go:509: Offset: 1021, NextOffset: 1041
+    testutil.go:509: Offset: 878, NextOffset: 898
+    testutil.go:509: Offset: 1041, NextOffset: 2538
     testutil.go:509: Offset: 898, NextOffset: 2243
-    testutil.go:509: Offset: 1041, NextOffset: 2536
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt dev foo1.txt barlink test test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 96, NextOffset: 116
@@ -237341,37 +238487,6 @@
     testutil.go:509: Offset: 176, NextOffset: 196
     testutil.go:509: Offset: 298, NextOffset: 416
     testutil.go:509: Offset: 196, NextOffset: 293
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 541, NextOffset: 641
-    testutil.go:509: Offset: 398, NextOffset: 498
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 641, NextOffset: 981
-    testutil.go:509: Offset: 498, NextOffset: 838
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 416, NextOffset: 541
-    testutil.go:509: Offset: 293, NextOffset: 398
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 981, NextOffset: 1001
-    testutil.go:509: Offset: 838, NextOffset: 858
-    testutil.go:509: Offset: 1001, NextOffset: 1021
-    testutil.go:509: Offset: 858, NextOffset: 878
-    testutil.go:509: Offset: 1021, NextOffset: 1041
-    testutil.go:509: Offset: 878, NextOffset: 898
-    testutil.go:509: Offset: 1041, NextOffset: 2536
-    testutil.go:509: Offset: 898, NextOffset: 2243
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 96, NextOffset: 116
@@ -237385,11 +238500,38 @@
     testutil.go:509: Offset: 176, NextOffset: 196
     testutil.go:509: Offset: 298, NextOffset: 416
     testutil.go:509: Offset: 196, NextOffset: 293
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 416, NextOffset: 541
+    testutil.go:509: Offset: 293, NextOffset: 398
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 541, NextOffset: 641
+    testutil.go:509: Offset: 398, NextOffset: 498
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 641, NextOffset: 981
+    testutil.go:509: Offset: 498, NextOffset: 838
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt foo1.txt bar barlink test test2 .no.prefetch.landmark foo3.txt dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:509: Offset: 101, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:509: Offset: 101, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:509: Offset: 101, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:509: Offset: 101, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:509: Offset: 101, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
@@ -237427,28 +238569,22 @@
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:509: Offset: 101, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:509: Offset: 101, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:509: Offset: 101, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:509: Offset: 101, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt dev baz.txt foo1.txt bar barlink test test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:509: Offset: 101, NextOffset: 1952
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
@@ -237470,9 +238606,6 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -237485,12 +238618,6 @@
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -237507,27 +238634,28 @@
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":487,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":893,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":913,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":933,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":953,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":628,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1054,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1074,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1094,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":487,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":896,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":916,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":936,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":956,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":628,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1037,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1057,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1077,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt bar foo3.txt test dev foo1.txt barlink test2]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [dev test2 .no.prefetch.landmark bar foo3.txt baz.txt foo1.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1034, NextOffset: 1054
-    testutil.go:509: Offset: 913, NextOffset: 933
-    testutil.go:509: Offset: 1054, NextOffset: 1074
-    testutil.go:509: Offset: 933, NextOffset: 953
-    testutil.go:509: Offset: 1074, NextOffset: 1094
-    testutil.go:509: Offset: 953, NextOffset: 2393
-    testutil.go:509: Offset: 1094, NextOffset: 2653
+    testutil.go:509: Offset: 896, NextOffset: 916
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 916, NextOffset: 936
+    testutil.go:509: Offset: 1057, NextOffset: 1077
+    testutil.go:509: Offset: 936, NextOffset: 956
+    testutil.go:509: Offset: 1077, NextOffset: 1097
+    testutil.go:509: Offset: 956, NextOffset: 2393
+    testutil.go:509: Offset: 1097, NextOffset: 2658
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -237565,15 +238693,31 @@
     testutil.go:509: Offset: 390, NextOffset: 487
     testutil.go:509: Offset: 531, NextOffset: 628
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 487, NextOffset: 893
-    testutil.go:509: Offset: 628, NextOffset: 1034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 487, NextOffset: 896
+    testutil.go:509: Offset: 628, NextOffset: 1037
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt barlink test2 .no.prefetch.landmark baz.txt bar foo3.txt test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt barlink test dev test2 .no.prefetch.landmark bar foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 409, NextOffset: 531
     testutil.go:509: Offset: 288, NextOffset: 390
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 896, NextOffset: 916
+    testutil.go:509: Offset: 1057, NextOffset: 1077
+    testutil.go:509: Offset: 916, NextOffset: 936
+    testutil.go:509: Offset: 1077, NextOffset: 1097
+    testutil.go:509: Offset: 936, NextOffset: 956
+    testutil.go:509: Offset: 1097, NextOffset: 2658
+    testutil.go:509: Offset: 956, NextOffset: 2393
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -237589,6 +238733,14 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 294, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 288
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 531, NextOffset: 628
+    testutil.go:509: Offset: 390, NextOffset: 487
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 628, NextOffset: 1037
+    testutil.go:509: Offset: 487, NextOffset: 896
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 194, NextOffset: 214
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -237602,171 +238754,145 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 294, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 288
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test test2 baz.txt foo1.txt bar foo3.txt barlink dev .no.prefetch.landmark]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 531, NextOffset: 628
-    testutil.go:509: Offset: 390, NextOffset: 487
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 628, NextOffset: 1034
-    testutil.go:509: Offset: 487, NextOffset: 893
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1034, NextOffset: 1054
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1054, NextOffset: 1074
-    testutil.go:509: Offset: 913, NextOffset: 933
-    testutil.go:509: Offset: 1074, NextOffset: 1094
-    testutil.go:509: Offset: 933, NextOffset: 953
-    testutil.go:509: Offset: 1094, NextOffset: 2653
-    testutil.go:509: Offset: 953, NextOffset: 2393
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt foo1.txt bar foo3.txt barlink dev .no.prefetch.landmark test test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink dev .no.prefetch.landmark test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink dev .no.prefetch.landmark test test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":94,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":114,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":134,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":194,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":907,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":927,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":947,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":967,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":538,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":638,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1049,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1069,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1089,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1109,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":94,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":114,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":134,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":194,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":908,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":928,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":968,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":538,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":638,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1050,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1070,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1090,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1110,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo1.txt bar test test2 baz.txt foo3.txt barlink dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test .no.prefetch.landmark dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 907, NextOffset: 927
-    testutil.go:509: Offset: 1049, NextOffset: 1069
-    testutil.go:509: Offset: 927, NextOffset: 947
-    testutil.go:509: Offset: 1069, NextOffset: 1089
-    testutil.go:509: Offset: 947, NextOffset: 967
-    testutil.go:509: Offset: 1089, NextOffset: 1109
-    testutil.go:509: Offset: 967, NextOffset: 2376
-    testutil.go:509: Offset: 1109, NextOffset: 2680
+    testutil.go:509: Offset: 908, NextOffset: 928
+    testutil.go:509: Offset: 1050, NextOffset: 1070
+    testutil.go:509: Offset: 928, NextOffset: 948
+    testutil.go:509: Offset: 1070, NextOffset: 1090
+    testutil.go:509: Offset: 948, NextOffset: 968
+    testutil.go:509: Offset: 1090, NextOffset: 1110
+    testutil.go:509: Offset: 968, NextOffset: 2371
+    testutil.go:509: Offset: 1110, NextOffset: 2680
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -237808,39 +238934,17 @@
     testutil.go:509: Offset: 396, NextOffset: 496
     testutil.go:509: Offset: 538, NextOffset: 638
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 496, NextOffset: 907
-    testutil.go:509: Offset: 638, NextOffset: 1049
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar test test2 baz.txt foo3.txt barlink dev .no.prefetch.landmark] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 638, NextOffset: 1049
-    testutil.go:509: Offset: 496, NextOffset: 907
+    testutil.go:509: Offset: 496, NextOffset: 908
+    testutil.go:509: Offset: 638, NextOffset: 1050
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test .no.prefetch.landmark dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 415, NextOffset: 538
-    testutil.go:509: Offset: 292, NextOffset: 396
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 538, NextOffset: 638
-    testutil.go:509: Offset: 396, NextOffset: 496
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1049, NextOffset: 1069
-    testutil.go:509: Offset: 907, NextOffset: 927
-    testutil.go:509: Offset: 1069, NextOffset: 1089
-    testutil.go:509: Offset: 927, NextOffset: 947
-    testutil.go:509: Offset: 1089, NextOffset: 1109
-    testutil.go:509: Offset: 947, NextOffset: 967
-    testutil.go:509: Offset: 1109, NextOffset: 2680
-    testutil.go:509: Offset: 967, NextOffset: 2376
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -237869,46 +238973,45 @@
     testutil.go:509: Offset: 174, NextOffset: 194
     testutil.go:509: Offset: 296, NextOffset: 415
     testutil.go:509: Offset: 194, NextOffset: 292
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt bar barlink .no.prefetch.landmark baz.txt foo3.txt test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 415, NextOffset: 538
+    testutil.go:509: Offset: 292, NextOffset: 396
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 538, NextOffset: 638
+    testutil.go:509: Offset: 396, NextOffset: 496
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 638, NextOffset: 1050
+    testutil.go:509: Offset: 496, NextOffset: 908
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1050, NextOffset: 1070
+    testutil.go:509: Offset: 908, NextOffset: 928
+    testutil.go:509: Offset: 1070, NextOffset: 1090
+    testutil.go:509: Offset: 928, NextOffset: 948
+    testutil.go:509: Offset: 1090, NextOffset: 1110
+    testutil.go:509: Offset: 948, NextOffset: 968
+    testutil.go:509: Offset: 1110, NextOffset: 2680
+    testutil.go:509: Offset: 968, NextOffset: 2371
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
@@ -237919,82 +239022,106 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink .no.prefetch.landmark baz.txt foo3.txt test dev test2 foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1926
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":95,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":135,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":155,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":175,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":195,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":495,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":903,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":923,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":943,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1042,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1062,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1082,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1102,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":95,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":135,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":155,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":175,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":195,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":495,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":903,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":923,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":943,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1042,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1062,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1082,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1102,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink baz.txt bar test dev test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo3.txt test2 .no.prefetch.landmark baz.txt bar barlink test dev foo1.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -238013,10 +239140,10 @@
     testutil.go:509: Offset: 1062, NextOffset: 1082
     testutil.go:509: Offset: 943, NextOffset: 963
     testutil.go:509: Offset: 1082, NextOffset: 1102
-    testutil.go:509: Offset: 963, NextOffset: 2368
+    testutil.go:509: Offset: 963, NextOffset: 2363
     testutil.go:509: Offset: 1102, NextOffset: 2663
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -238053,7 +239180,26 @@
     testutil.go:509: Offset: 292, NextOffset: 395
     testutil.go:509: Offset: 411, NextOffset: 534
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt barlink baz.txt bar test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test dev foo1.txt foo3.txt test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 195, NextOffset: 215
+    testutil.go:509: Offset: 95, NextOffset: 115
+    testutil.go:509: Offset: 215, NextOffset: 235
+    testutil.go:509: Offset: 115, NextOffset: 135
+    testutil.go:509: Offset: 235, NextOffset: 255
+    testutil.go:509: Offset: 135, NextOffset: 155
+    testutil.go:509: Offset: 255, NextOffset: 275
+    testutil.go:509: Offset: 155, NextOffset: 175
+    testutil.go:509: Offset: 275, NextOffset: 295
+    testutil.go:509: Offset: 175, NextOffset: 195
+    testutil.go:509: Offset: 295, NextOffset: 411
+    testutil.go:509: Offset: 195, NextOffset: 292
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 534, NextOffset: 634
+    testutil.go:509: Offset: 395, NextOffset: 495
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -238064,35 +239210,21 @@
     testutil.go:509: Offset: 1082, NextOffset: 1102
     testutil.go:509: Offset: 943, NextOffset: 963
     testutil.go:509: Offset: 1102, NextOffset: 2663
-    testutil.go:509: Offset: 963, NextOffset: 2368
+    testutil.go:509: Offset: 963, NextOffset: 2363
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 195, NextOffset: 215
-    testutil.go:509: Offset: 95, NextOffset: 115
-    testutil.go:509: Offset: 215, NextOffset: 235
-    testutil.go:509: Offset: 115, NextOffset: 135
-    testutil.go:509: Offset: 235, NextOffset: 255
-    testutil.go:509: Offset: 135, NextOffset: 155
-    testutil.go:509: Offset: 255, NextOffset: 275
-    testutil.go:509: Offset: 155, NextOffset: 175
-    testutil.go:509: Offset: 275, NextOffset: 295
-    testutil.go:509: Offset: 175, NextOffset: 195
-    testutil.go:509: Offset: 295, NextOffset: 411
-    testutil.go:509: Offset: 195, NextOffset: 292
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 411, NextOffset: 534
     testutil.go:509: Offset: 292, NextOffset: 395
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 634, NextOffset: 1042
     testutil.go:509: Offset: 495, NextOffset: 903
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 95, NextOffset: 115
@@ -238106,166 +239238,132 @@
     testutil.go:509: Offset: 175, NextOffset: 195
     testutil.go:509: Offset: 295, NextOffset: 411
     testutil.go:509: Offset: 195, NextOffset: 292
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt barlink test2 baz.txt foo1.txt bar test dev .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 534, NextOffset: 634
-    testutil.go:509: Offset: 395, NextOffset: 495
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test dev test2 baz.txt foo3.txt barlink .no.prefetch.landmark foo1.txt bar]
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink .no.prefetch.landmark foo1.txt bar test dev test2 baz.txt foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":96,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":116,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":136,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":156,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":196,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":293,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":398,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":911,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":931,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":951,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":971,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":416,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":641,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1054,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1074,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1094,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1114,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink dev test2 baz.txt bar test]
+    testutil.go:401: Directory: "" vs "": [barlink test2 baz.txt foo1.txt bar test dev .no.prefetch.landmark foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 293, NextOffset: 398
-    testutil.go:509: Offset: 416, NextOffset: 541
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 398, NextOffset: 498
-    testutil.go:509: Offset: 541, NextOffset: 641
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 498, NextOffset: 911
-    testutil.go:509: Offset: 641, NextOffset: 1054
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 911, NextOffset: 931
-    testutil.go:509: Offset: 1054, NextOffset: 1074
-    testutil.go:509: Offset: 931, NextOffset: 951
-    testutil.go:509: Offset: 1074, NextOffset: 1094
-    testutil.go:509: Offset: 951, NextOffset: 971
-    testutil.go:509: Offset: 1094, NextOffset: 1114
-    testutil.go:509: Offset: 971, NextOffset: 2408
-    testutil.go:509: Offset: 1114, NextOffset: 2684
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":96,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":116,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":136,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":156,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":196,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":293,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":398,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":912,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":932,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":952,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":972,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":416,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":641,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1055,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1075,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1095,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1115,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test baz.txt foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt bar]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -238294,23 +239392,37 @@
     testutil.go:509: Offset: 278, NextOffset: 298
     testutil.go:509: Offset: 196, NextOffset: 293
     testutil.go:509: Offset: 298, NextOffset: 416
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar test .no.prefetch.landmark foo1.txt foo3.txt barlink dev test2 baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 416, NextOffset: 541
     testutil.go:509: Offset: 293, NextOffset: 398
+    testutil.go:509: Offset: 416, NextOffset: 541
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 398, NextOffset: 498
+    testutil.go:509: Offset: 541, NextOffset: 641
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 641, NextOffset: 1054
-    testutil.go:509: Offset: 498, NextOffset: 911
+    testutil.go:509: Offset: 498, NextOffset: 912
+    testutil.go:509: Offset: 641, NextOffset: 1055
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 912, NextOffset: 932
+    testutil.go:509: Offset: 1055, NextOffset: 1075
+    testutil.go:509: Offset: 932, NextOffset: 952
+    testutil.go:509: Offset: 1075, NextOffset: 1095
+    testutil.go:509: Offset: 952, NextOffset: 972
+    testutil.go:509: Offset: 1095, NextOffset: 1115
+    testutil.go:509: Offset: 972, NextOffset: 2408
+    testutil.go:509: Offset: 1115, NextOffset: 2685
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt bar test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 96, NextOffset: 116
@@ -238324,6 +239436,18 @@
     testutil.go:509: Offset: 176, NextOffset: 196
     testutil.go:509: Offset: 298, NextOffset: 416
     testutil.go:509: Offset: 196, NextOffset: 293
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 641, NextOffset: 1055
+    testutil.go:509: Offset: 498, NextOffset: 912
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 96, NextOffset: 116
@@ -238337,6 +239461,9 @@
     testutil.go:509: Offset: 176, NextOffset: 196
     testutil.go:509: Offset: 298, NextOffset: 416
     testutil.go:509: Offset: 196, NextOffset: 293
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 416, NextOffset: 541
+    testutil.go:509: Offset: 293, NextOffset: 398
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -238345,164 +239472,140 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1054, NextOffset: 1074
-    testutil.go:509: Offset: 911, NextOffset: 931
-    testutil.go:509: Offset: 1074, NextOffset: 1094
-    testutil.go:509: Offset: 931, NextOffset: 951
-    testutil.go:509: Offset: 1094, NextOffset: 1114
-    testutil.go:509: Offset: 951, NextOffset: 971
-    testutil.go:509: Offset: 1114, NextOffset: 2684
-    testutil.go:509: Offset: 971, NextOffset: 2408
+    testutil.go:509: Offset: 1055, NextOffset: 1075
+    testutil.go:509: Offset: 912, NextOffset: 932
+    testutil.go:509: Offset: 1075, NextOffset: 1095
+    testutil.go:509: Offset: 932, NextOffset: 952
+    testutil.go:509: Offset: 1095, NextOffset: 1115
+    testutil.go:509: Offset: 952, NextOffset: 972
+    testutil.go:509: Offset: 1115, NextOffset: 2685
+    testutil.go:509: Offset: 972, NextOffset: 2408
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt bar barlink dev .no.prefetch.landmark foo3.txt test test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt bar foo3.txt test2 .no.prefetch.landmark barlink test dev baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test test2 baz.txt foo1.txt bar barlink dev .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt test2 .no.prefetch.landmark barlink test dev baz.txt foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":482,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":820,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":840,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":860,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":880,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":410,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":627,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":965,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":985,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1005,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1025,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":482,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":820,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":840,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":860,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":880,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":410,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":627,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":965,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":985,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1005,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1025,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [dev .no.prefetch.landmark baz.txt bar foo3.txt test2 foo1.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 111
-    testutil.go:509: Offset: 196, NextOffset: 216
-    testutil.go:509: Offset: 111, NextOffset: 131
-    testutil.go:509: Offset: 216, NextOffset: 236
-    testutil.go:509: Offset: 131, NextOffset: 151
-    testutil.go:509: Offset: 236, NextOffset: 256
-    testutil.go:509: Offset: 151, NextOffset: 171
-    testutil.go:509: Offset: 256, NextOffset: 276
-    testutil.go:509: Offset: 171, NextOffset: 191
-    testutil.go:509: Offset: 276, NextOffset: 296
-    testutil.go:509: Offset: 191, NextOffset: 286
-    testutil.go:509: Offset: 296, NextOffset: 410
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 286, NextOffset: 386
-    testutil.go:509: Offset: 410, NextOffset: 531
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 386, NextOffset: 482
-    testutil.go:509: Offset: 531, NextOffset: 627
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 482, NextOffset: 820
-    testutil.go:509: Offset: 627, NextOffset: 965
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test test2 .no.prefetch.landmark baz.txt dev foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -238513,10 +239616,10 @@
     testutil.go:509: Offset: 985, NextOffset: 1005
     testutil.go:509: Offset: 860, NextOffset: 880
     testutil.go:509: Offset: 1005, NextOffset: 1025
-    testutil.go:509: Offset: 880, NextOffset: 2208
+    testutil.go:509: Offset: 880, NextOffset: 2209
     testutil.go:509: Offset: 1025, NextOffset: 2509
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -238536,31 +239639,32 @@
     testutil.go:509: Offset: 276, NextOffset: 296
     testutil.go:509: Offset: 191, NextOffset: 286
     testutil.go:509: Offset: 296, NextOffset: 410
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark baz.txt bar foo3.txt test2 foo1.txt barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 196, NextOffset: 216
     testutil.go:509: Offset: 91, NextOffset: 111
-    testutil.go:509: Offset: 216, NextOffset: 236
+    testutil.go:509: Offset: 196, NextOffset: 216
     testutil.go:509: Offset: 111, NextOffset: 131
-    testutil.go:509: Offset: 236, NextOffset: 256
+    testutil.go:509: Offset: 216, NextOffset: 236
     testutil.go:509: Offset: 131, NextOffset: 151
-    testutil.go:509: Offset: 256, NextOffset: 276
+    testutil.go:509: Offset: 236, NextOffset: 256
     testutil.go:509: Offset: 151, NextOffset: 171
-    testutil.go:509: Offset: 276, NextOffset: 296
+    testutil.go:509: Offset: 256, NextOffset: 276
     testutil.go:509: Offset: 171, NextOffset: 191
-    testutil.go:509: Offset: 296, NextOffset: 410
+    testutil.go:509: Offset: 276, NextOffset: 296
     testutil.go:509: Offset: 191, NextOffset: 286
+    testutil.go:509: Offset: 296, NextOffset: 410
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 286, NextOffset: 386
+    testutil.go:509: Offset: 410, NextOffset: 531
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 531, NextOffset: 627
     testutil.go:509: Offset: 386, NextOffset: 482
+    testutil.go:509: Offset: 531, NextOffset: 627
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 627, NextOffset: 965
     testutil.go:509: Offset: 482, NextOffset: 820
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 627, NextOffset: 965
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test test2 .no.prefetch.landmark baz.txt dev foo1.txt bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 196, NextOffset: 216
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -238574,9 +239678,23 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 296, NextOffset: 410
     testutil.go:509: Offset: 191, NextOffset: 286
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 410, NextOffset: 531
     testutil.go:509: Offset: 286, NextOffset: 386
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 531, NextOffset: 627
+    testutil.go:509: Offset: 386, NextOffset: 482
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 627, NextOffset: 965
+    testutil.go:509: Offset: 482, NextOffset: 820
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -238588,36 +239706,59 @@
     testutil.go:509: Offset: 1005, NextOffset: 1025
     testutil.go:509: Offset: 860, NextOffset: 880
     testutil.go:509: Offset: 1025, NextOffset: 2509
-    testutil.go:509: Offset: 880, NextOffset: 2208
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt foo3.txt .no.prefetch.landmark baz.txt bar barlink test dev test2]
+    testutil.go:509: Offset: 880, NextOffset: 2209
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 196, NextOffset: 216
+    testutil.go:509: Offset: 91, NextOffset: 111
+    testutil.go:509: Offset: 216, NextOffset: 236
+    testutil.go:509: Offset: 111, NextOffset: 131
+    testutil.go:509: Offset: 236, NextOffset: 256
+    testutil.go:509: Offset: 131, NextOffset: 151
+    testutil.go:509: Offset: 256, NextOffset: 276
+    testutil.go:509: Offset: 151, NextOffset: 171
+    testutil.go:509: Offset: 276, NextOffset: 296
+    testutil.go:509: Offset: 171, NextOffset: 191
+    testutil.go:509: Offset: 296, NextOffset: 410
+    testutil.go:509: Offset: 191, NextOffset: 286
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt bar barlink dev test2 .no.prefetch.landmark foo1.txt foo3.txt test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
@@ -238628,21 +239769,13 @@
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
@@ -238651,15 +239784,11 @@
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 foo1.txt foo3.txt .no.prefetch.landmark baz.txt bar barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt test baz.txt bar barlink dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
@@ -238668,29 +239797,27 @@
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -238717,10 +239844,27 @@
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":289,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":489,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":824,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":844,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":864,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":884,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":197,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":237,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":257,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":277,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":297,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":413,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":633,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":968,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":988,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1008,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":289,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":489,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":825,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":845,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":865,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":885,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":197,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":237,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":257,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":277,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":297,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":413,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":633,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":969,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":989,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1009,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1029,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt dev barlink test test2 .no.prefetch.landmark baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [barlink test2 foo1.txt foo3.txt test dev .no.prefetch.landmark baz.txt bar]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 825, NextOffset: 845
+    testutil.go:509: Offset: 969, NextOffset: 989
+    testutil.go:509: Offset: 845, NextOffset: 865
+    testutil.go:509: Offset: 989, NextOffset: 1009
+    testutil.go:509: Offset: 865, NextOffset: 885
+    testutil.go:509: Offset: 1009, NextOffset: 1029
+    testutil.go:509: Offset: 885, NextOffset: 2192
+    testutil.go:509: Offset: 1029, NextOffset: 2525
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -238758,39 +239902,17 @@
     testutil.go:509: Offset: 391, NextOffset: 489
     testutil.go:509: Offset: 535, NextOffset: 633
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 489, NextOffset: 824
-    testutil.go:509: Offset: 633, NextOffset: 968
+    testutil.go:509: Offset: 489, NextOffset: 825
+    testutil.go:509: Offset: 633, NextOffset: 969
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 824, NextOffset: 844
-    testutil.go:509: Offset: 968, NextOffset: 988
-    testutil.go:509: Offset: 844, NextOffset: 864
-    testutil.go:509: Offset: 988, NextOffset: 1008
-    testutil.go:509: Offset: 864, NextOffset: 884
-    testutil.go:509: Offset: 1008, NextOffset: 1028
-    testutil.go:509: Offset: 884, NextOffset: 2191
-    testutil.go:509: Offset: 1028, NextOffset: 2523
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 968, NextOffset: 988
-    testutil.go:509: Offset: 824, NextOffset: 844
-    testutil.go:509: Offset: 988, NextOffset: 1008
-    testutil.go:509: Offset: 844, NextOffset: 864
-    testutil.go:509: Offset: 1008, NextOffset: 1028
-    testutil.go:509: Offset: 864, NextOffset: 884
-    testutil.go:509: Offset: 1028, NextOffset: 2523
-    testutil.go:509: Offset: 884, NextOffset: 2191
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar barlink test2 foo1.txt foo3.txt test dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 535, NextOffset: 633
+    testutil.go:509: Offset: 391, NextOffset: 489
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -238806,6 +239928,29 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 297, NextOffset: 413
     testutil.go:509: Offset: 191, NextOffset: 289
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 413, NextOffset: 535
+    testutil.go:509: Offset: 289, NextOffset: 391
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 633, NextOffset: 969
+    testutil.go:509: Offset: 489, NextOffset: 825
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 969, NextOffset: 989
+    testutil.go:509: Offset: 825, NextOffset: 845
+    testutil.go:509: Offset: 989, NextOffset: 1009
+    testutil.go:509: Offset: 845, NextOffset: 865
+    testutil.go:509: Offset: 1009, NextOffset: 1029
+    testutil.go:509: Offset: 865, NextOffset: 885
+    testutil.go:509: Offset: 1029, NextOffset: 2525
+    testutil.go:509: Offset: 885, NextOffset: 2192
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 197, NextOffset: 217
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -238816,51 +239961,24 @@
     testutil.go:509: Offset: 257, NextOffset: 277
     testutil.go:509: Offset: 151, NextOffset: 171
     testutil.go:509: Offset: 277, NextOffset: 297
-    testutil.go:509: Offset: 171, NextOffset: 191
-    testutil.go:509: Offset: 297, NextOffset: 413
-    testutil.go:509: Offset: 191, NextOffset: 289
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 413, NextOffset: 535
-    testutil.go:509: Offset: 289, NextOffset: 391
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 535, NextOffset: 633
-    testutil.go:509: Offset: 391, NextOffset: 489
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 633, NextOffset: 968
-    testutil.go:509: Offset: 489, NextOffset: 824
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 171, NextOffset: 191
+    testutil.go:509: Offset: 297, NextOffset: 413
+    testutil.go:509: Offset: 191, NextOffset: 289
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt bar barlink dev test2 .no.prefetch.landmark foo3.txt test]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark test dev baz.txt foo1.txt bar foo3.txt barlink test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
@@ -238871,98 +239989,111 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 101, NextOffset: 1977
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:509: Offset: 101, NextOffset: 1977
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink dev test2 .no.prefetch.landmark foo3.txt test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test2 .no.prefetch.landmark test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1977
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":92,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":112,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":132,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":172,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":192,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":488,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":822,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":842,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":862,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":882,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":414,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":968,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":988,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1008,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1028,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":92,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":112,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":132,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":172,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":192,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":488,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":822,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":842,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":862,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":882,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":414,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":968,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":988,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1008,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1028,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [barlink dev test2 .no.prefetch.landmark foo1.txt bar test baz.txt foo3.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark foo1.txt bar barlink test dev test2 baz.txt foo3.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 488, NextOffset: 822
+    testutil.go:509: Offset: 634, NextOffset: 968
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -238973,9 +240104,9 @@
     testutil.go:509: Offset: 862, NextOffset: 882
     testutil.go:509: Offset: 1008, NextOffset: 1028
     testutil.go:509: Offset: 882, NextOffset: 2181
-    testutil.go:509: Offset: 1028, NextOffset: 2523
+    testutil.go:509: Offset: 1028, NextOffset: 2525
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -239016,12 +240147,8 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 390, NextOffset: 488
     testutil.go:509: Offset: 536, NextOffset: 634
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 488, NextOffset: 822
-    testutil.go:509: Offset: 634, NextOffset: 968
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar test baz.txt foo3.txt barlink dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [bar barlink test dev test2 baz.txt foo3.txt .no.prefetch.landmark foo1.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 414, NextOffset: 536
     testutil.go:509: Offset: 288, NextOffset: 390
@@ -239030,6 +240157,7 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 536, NextOffset: 634
     testutil.go:509: Offset: 390, NextOffset: 488
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -239039,8 +240167,16 @@
     testutil.go:509: Offset: 842, NextOffset: 862
     testutil.go:509: Offset: 1008, NextOffset: 1028
     testutil.go:509: Offset: 862, NextOffset: 882
-    testutil.go:509: Offset: 1028, NextOffset: 2523
+    testutil.go:509: Offset: 1028, NextOffset: 2525
     testutil.go:509: Offset: 882, NextOffset: 2181
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 92, NextOffset: 112
@@ -239054,18 +240190,6 @@
     testutil.go:509: Offset: 172, NextOffset: 192
     testutil.go:509: Offset: 298, NextOffset: 414
     testutil.go:509: Offset: 192, NextOffset: 288
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 634, NextOffset: 968
-    testutil.go:509: Offset: 488, NextOffset: 822
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 92, NextOffset: 112
@@ -239079,25 +240203,16 @@
     testutil.go:509: Offset: 172, NextOffset: 192
     testutil.go:509: Offset: 298, NextOffset: 414
     testutil.go:509: Offset: 192, NextOffset: 288
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 634, NextOffset: 968
+    testutil.go:509: Offset: 488, NextOffset: 822
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink dev test2 foo3.txt test]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -239105,66 +240220,92 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink dev test2 foo3.txt test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -239175,54 +240316,40 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":833,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":853,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":873,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":893,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":640,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":977,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":997,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1017,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1037,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":834,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":854,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":874,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":894,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":640,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":978,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":998,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1018,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1038,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark barlink test test2 baz.txt foo1.txt bar foo3.txt dev]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test dev baz.txt bar test2 .no.prefetch.landmark foo1.txt foo3.txt barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 833, NextOffset: 853
-    testutil.go:509: Offset: 977, NextOffset: 997
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 997, NextOffset: 1017
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1017, NextOffset: 1037
-    testutil.go:509: Offset: 893, NextOffset: 2238
-    testutil.go:509: Offset: 1037, NextOffset: 2530
+    testutil.go:509: Offset: 834, NextOffset: 854
+    testutil.go:509: Offset: 978, NextOffset: 998
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 998, NextOffset: 1018
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1018, NextOffset: 1038
+    testutil.go:509: Offset: 894, NextOffset: 2233
+    testutil.go:509: Offset: 1038, NextOffset: 2530
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -239260,12 +240387,34 @@
     testutil.go:509: Offset: 395, NextOffset: 496
     testutil.go:509: Offset: 539, NextOffset: 640
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 496, NextOffset: 833
-    testutil.go:509: Offset: 640, NextOffset: 977
+    testutil.go:509: Offset: 496, NextOffset: 834
+    testutil.go:509: Offset: 640, NextOffset: 978
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt dev .no.prefetch.landmark barlink test test2 baz.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt barlink test dev baz.txt bar test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 415, NextOffset: 539
+    testutil.go:509: Offset: 292, NextOffset: 395
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 640, NextOffset: 978
+    testutil.go:509: Offset: 496, NextOffset: 834
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 978, NextOffset: 998
+    testutil.go:509: Offset: 834, NextOffset: 854
+    testutil.go:509: Offset: 998, NextOffset: 1018
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 1018, NextOffset: 1038
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1038, NextOffset: 2530
+    testutil.go:509: Offset: 894, NextOffset: 2233
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -239279,6 +240428,13 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 298, NextOffset: 415
     testutil.go:509: Offset: 193, NextOffset: 292
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 539, NextOffset: 640
+    testutil.go:509: Offset: 395, NextOffset: 496
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -239292,54 +240448,33 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 298, NextOffset: 415
     testutil.go:509: Offset: 193, NextOffset: 292
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 415, NextOffset: 539
-    testutil.go:509: Offset: 292, NextOffset: 395
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev test2 barlink]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 539, NextOffset: 640
-    testutil.go:509: Offset: 395, NextOffset: 496
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 640, NextOffset: 977
-    testutil.go:509: Offset: 496, NextOffset: 833
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 977, NextOffset: 997
-    testutil.go:509: Offset: 833, NextOffset: 853
-    testutil.go:509: Offset: 997, NextOffset: 1017
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 1017, NextOffset: 1037
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1037, NextOffset: 2530
-    testutil.go:509: Offset: 893, NextOffset: 2238
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [dev foo1.txt barlink test test2 .no.prefetch.landmark baz.txt bar foo3.txt]
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -239347,106 +240482,101 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev foo1.txt barlink test test2 .no.prefetch.landmark baz.txt bar foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test dev test2 barlink .no.prefetch.landmark baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":376,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":772,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":792,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":812,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":832,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":403,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":614,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":917,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":937,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":957,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":977,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":376,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":772,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":792,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":812,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":832,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":403,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":614,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":917,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":937,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":957,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":977,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink baz.txt test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [barlink test foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 279, NextOffset: 376
+    testutil.go:509: Offset: 403, NextOffset: 521
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -239466,9 +240596,9 @@
     testutil.go:509: Offset: 812, NextOffset: 832
     testutil.go:509: Offset: 957, NextOffset: 977
     testutil.go:509: Offset: 832, NextOffset: 2090
-    testutil.go:509: Offset: 977, NextOffset: 2388
+    testutil.go:509: Offset: 977, NextOffset: 2389
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -239501,11 +240631,8 @@
     testutil.go:509: Offset: 272, NextOffset: 292
     testutil.go:509: Offset: 188, NextOffset: 279
     testutil.go:509: Offset: 292, NextOffset: 403
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 279, NextOffset: 376
-    testutil.go:509: Offset: 403, NextOffset: 521
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt test dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 88, NextOffset: 108
@@ -239519,6 +240646,7 @@
     testutil.go:509: Offset: 168, NextOffset: 188
     testutil.go:509: Offset: 292, NextOffset: 403
     testutil.go:509: Offset: 188, NextOffset: 279
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -239528,10 +240656,21 @@
     testutil.go:509: Offset: 792, NextOffset: 812
     testutil.go:509: Offset: 957, NextOffset: 977
     testutil.go:509: Offset: 812, NextOffset: 832
-    testutil.go:509: Offset: 977, NextOffset: 2388
+    testutil.go:509: Offset: 977, NextOffset: 2389
     testutil.go:509: Offset: 832, NextOffset: 2090
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 403, NextOffset: 521
+    testutil.go:509: Offset: 279, NextOffset: 376
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 521, NextOffset: 614
+    testutil.go:509: Offset: 376, NextOffset: 469
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 614, NextOffset: 917
+    testutil.go:509: Offset: 469, NextOffset: 772
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -239551,37 +240690,25 @@
     testutil.go:509: Offset: 168, NextOffset: 188
     testutil.go:509: Offset: 292, NextOffset: 403
     testutil.go:509: Offset: 188, NextOffset: 279
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 403, NextOffset: 521
-    testutil.go:509: Offset: 279, NextOffset: 376
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 521, NextOffset: 614
-    testutil.go:509: Offset: 376, NextOffset: 469
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 614, NextOffset: 917
-    testutil.go:509: Offset: 469, NextOffset: 772
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test test2 barlink dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt barlink dev .no.prefetch.landmark baz.txt foo1.txt bar test test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -239589,106 +240716,127 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test test2 barlink dev .no.prefetch.landmark baz.txt foo1.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev .no.prefetch.landmark baz.txt foo1.txt bar test test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":790,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":810,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":830,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":850,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":408,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":528,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":623,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":933,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":953,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":973,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":993,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":790,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":810,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":830,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":850,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":408,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":528,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":623,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":933,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":953,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":973,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":993,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt barlink dev baz.txt bar foo3.txt test test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [dev .no.prefetch.landmark baz.txt foo3.txt test test2 foo1.txt bar barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 192, NextOffset: 212
+    testutil.go:509: Offset: 110, NextOffset: 130
+    testutil.go:509: Offset: 212, NextOffset: 232
+    testutil.go:509: Offset: 130, NextOffset: 150
+    testutil.go:509: Offset: 232, NextOffset: 252
+    testutil.go:509: Offset: 150, NextOffset: 170
+    testutil.go:509: Offset: 252, NextOffset: 272
+    testutil.go:509: Offset: 170, NextOffset: 190
+    testutil.go:509: Offset: 272, NextOffset: 292
+    testutil.go:509: Offset: 190, NextOffset: 286
+    testutil.go:509: Offset: 292, NextOffset: 408
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 286, NextOffset: 385
+    testutil.go:509: Offset: 408, NextOffset: 528
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 385, NextOffset: 480
+    testutil.go:509: Offset: 528, NextOffset: 623
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 480, NextOffset: 790
     testutil.go:509: Offset: 623, NextOffset: 933
@@ -239702,14 +240850,14 @@
     testutil.go:509: Offset: 953, NextOffset: 973
     testutil.go:509: Offset: 830, NextOffset: 850
     testutil.go:509: Offset: 973, NextOffset: 993
-    testutil.go:509: Offset: 850, NextOffset: 2121
-    testutil.go:509: Offset: 993, NextOffset: 2405
+    testutil.go:509: Offset: 850, NextOffset: 2117
+    testutil.go:509: Offset: 993, NextOffset: 2404
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -239725,29 +240873,38 @@
     testutil.go:509: Offset: 272, NextOffset: 292
     testutil.go:509: Offset: 190, NextOffset: 286
     testutil.go:509: Offset: 292, NextOffset: 408
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink dev .no.prefetch.landmark baz.txt foo3.txt test test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 110
     testutil.go:509: Offset: 192, NextOffset: 212
-    testutil.go:509: Offset: 110, NextOffset: 130
+    testutil.go:509: Offset: 90, NextOffset: 110
     testutil.go:509: Offset: 212, NextOffset: 232
-    testutil.go:509: Offset: 130, NextOffset: 150
+    testutil.go:509: Offset: 110, NextOffset: 130
     testutil.go:509: Offset: 232, NextOffset: 252
-    testutil.go:509: Offset: 150, NextOffset: 170
+    testutil.go:509: Offset: 130, NextOffset: 150
     testutil.go:509: Offset: 252, NextOffset: 272
-    testutil.go:509: Offset: 170, NextOffset: 190
+    testutil.go:509: Offset: 150, NextOffset: 170
     testutil.go:509: Offset: 272, NextOffset: 292
-    testutil.go:509: Offset: 190, NextOffset: 286
+    testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 292, NextOffset: 408
+    testutil.go:509: Offset: 190, NextOffset: 286
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 286, NextOffset: 385
     testutil.go:509: Offset: 408, NextOffset: 528
+    testutil.go:509: Offset: 286, NextOffset: 385
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 385, NextOffset: 480
     testutil.go:509: Offset: 528, NextOffset: 623
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt test test2 .no.prefetch.landmark foo1.txt barlink dev baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:509: Offset: 385, NextOffset: 480
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -239761,11 +240918,6 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 292, NextOffset: 408
     testutil.go:509: Offset: 190, NextOffset: 286
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 528, NextOffset: 623
-    testutil.go:509: Offset: 385, NextOffset: 480
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 623, NextOffset: 933
     testutil.go:509: Offset: 480, NextOffset: 790
@@ -239778,159 +240930,134 @@
     testutil.go:509: Offset: 810, NextOffset: 830
     testutil.go:509: Offset: 973, NextOffset: 993
     testutil.go:509: Offset: 830, NextOffset: 850
-    testutil.go:509: Offset: 993, NextOffset: 2405
-    testutil.go:509: Offset: 850, NextOffset: 2121
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 192, NextOffset: 212
-    testutil.go:509: Offset: 90, NextOffset: 110
-    testutil.go:509: Offset: 212, NextOffset: 232
-    testutil.go:509: Offset: 110, NextOffset: 130
-    testutil.go:509: Offset: 232, NextOffset: 252
-    testutil.go:509: Offset: 130, NextOffset: 150
-    testutil.go:509: Offset: 252, NextOffset: 272
-    testutil.go:509: Offset: 150, NextOffset: 170
-    testutil.go:509: Offset: 272, NextOffset: 292
-    testutil.go:509: Offset: 170, NextOffset: 190
-    testutil.go:509: Offset: 292, NextOffset: 408
-    testutil.go:509: Offset: 190, NextOffset: 286
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 408, NextOffset: 528
-    testutil.go:509: Offset: 286, NextOffset: 385
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 993, NextOffset: 2404
+    testutil.go:509: Offset: 850, NextOffset: 2117
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev barlink test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test baz.txt dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev barlink test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink test baz.txt dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":381,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":477,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":781,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":801,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":821,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":841,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":193,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":253,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":273,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":293,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":620,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":924,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":944,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":964,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":381,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":477,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":781,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":801,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":821,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":841,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":193,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":253,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":273,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":293,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":620,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":924,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":944,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":964,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt test test2 bar foo3.txt barlink dev]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 barlink test .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -239942,13 +241069,13 @@
     testutil.go:509: Offset: 821, NextOffset: 841
     testutil.go:509: Offset: 964, NextOffset: 984
     testutil.go:509: Offset: 841, NextOffset: 2112
-    testutil.go:509: Offset: 984, NextOffset: 2392
+    testutil.go:509: Offset: 984, NextOffset: 2394
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -239989,7 +241116,23 @@
     testutil.go:509: Offset: 477, NextOffset: 781
     testutil.go:509: Offset: 620, NextOffset: 924
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt foo1.txt test test2 bar foo3.txt barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo3.txt dev test2 barlink test .no.prefetch.landmark baz.txt foo1.txt bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 193, NextOffset: 213
+    testutil.go:509: Offset: 91, NextOffset: 111
+    testutil.go:509: Offset: 213, NextOffset: 233
+    testutil.go:509: Offset: 111, NextOffset: 131
+    testutil.go:509: Offset: 233, NextOffset: 253
+    testutil.go:509: Offset: 131, NextOffset: 151
+    testutil.go:509: Offset: 253, NextOffset: 273
+    testutil.go:509: Offset: 151, NextOffset: 171
+    testutil.go:509: Offset: 273, NextOffset: 293
+    testutil.go:509: Offset: 171, NextOffset: 191
+    testutil.go:509: Offset: 293, NextOffset: 406
+    testutil.go:509: Offset: 191, NextOffset: 283
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 406, NextOffset: 524
+    testutil.go:509: Offset: 283, NextOffset: 381
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -239998,13 +241141,14 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 620, NextOffset: 924
     testutil.go:509: Offset: 477, NextOffset: 781
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -240018,9 +241162,7 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 293, NextOffset: 406
     testutil.go:509: Offset: 191, NextOffset: 283
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 406, NextOffset: 524
-    testutil.go:509: Offset: 283, NextOffset: 381
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -240030,41 +241172,38 @@
     testutil.go:509: Offset: 801, NextOffset: 821
     testutil.go:509: Offset: 964, NextOffset: 984
     testutil.go:509: Offset: 821, NextOffset: 841
-    testutil.go:509: Offset: 984, NextOffset: 2392
+    testutil.go:509: Offset: 984, NextOffset: 2394
     testutil.go:509: Offset: 841, NextOffset: 2112
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 193, NextOffset: 213
-    testutil.go:509: Offset: 91, NextOffset: 111
-    testutil.go:509: Offset: 213, NextOffset: 233
-    testutil.go:509: Offset: 111, NextOffset: 131
-    testutil.go:509: Offset: 233, NextOffset: 253
-    testutil.go:509: Offset: 131, NextOffset: 151
-    testutil.go:509: Offset: 253, NextOffset: 273
-    testutil.go:509: Offset: 151, NextOffset: 171
-    testutil.go:509: Offset: 273, NextOffset: 293
-    testutil.go:509: Offset: 171, NextOffset: 191
-    testutil.go:509: Offset: 293, NextOffset: 406
-    testutil.go:509: Offset: 191, NextOffset: 283
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [bar foo3.txt test test2 .no.prefetch.landmark baz.txt foo1.txt barlink dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -240072,128 +241211,124 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt barlink dev bar foo3.txt test test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
     testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
     testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt test bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":287,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":795,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":815,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":835,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":855,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":529,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":625,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":937,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":957,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":977,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":997,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [barlink .no.prefetch.landmark baz.txt bar foo3.txt test dev test2 foo1.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 287, NextOffset: 387
+    testutil.go:509: Offset: 409, NextOffset: 529
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":287,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":794,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":814,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":834,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":854,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":529,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":625,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":936,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":956,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":976,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":996,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test2 test]
+    testutil.go:509: Offset: 387, NextOffset: 483
+    testutil.go:509: Offset: 529, NextOffset: 625
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 483, NextOffset: 794
-    testutil.go:509: Offset: 625, NextOffset: 936
+    testutil.go:509: Offset: 483, NextOffset: 795
+    testutil.go:509: Offset: 625, NextOffset: 937
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 794, NextOffset: 814
-    testutil.go:509: Offset: 936, NextOffset: 956
-    testutil.go:509: Offset: 814, NextOffset: 834
-    testutil.go:509: Offset: 956, NextOffset: 976
-    testutil.go:509: Offset: 834, NextOffset: 854
-    testutil.go:509: Offset: 976, NextOffset: 996
-    testutil.go:509: Offset: 854, NextOffset: 2126
-    testutil.go:509: Offset: 996, NextOffset: 2413
+    testutil.go:509: Offset: 795, NextOffset: 815
+    testutil.go:509: Offset: 937, NextOffset: 957
+    testutil.go:509: Offset: 815, NextOffset: 835
+    testutil.go:509: Offset: 957, NextOffset: 977
+    testutil.go:509: Offset: 835, NextOffset: 855
+    testutil.go:509: Offset: 977, NextOffset: 997
+    testutil.go:509: Offset: 855, NextOffset: 2128
+    testutil.go:509: Offset: 997, NextOffset: 2415
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -240222,16 +241357,12 @@
     testutil.go:509: Offset: 275, NextOffset: 295
     testutil.go:509: Offset: 193, NextOffset: 287
     testutil.go:509: Offset: 295, NextOffset: 409
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test dev test2 foo1.txt barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 287, NextOffset: 387
     testutil.go:509: Offset: 409, NextOffset: 529
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 387, NextOffset: 483
-    testutil.go:509: Offset: 529, NextOffset: 625
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test2 test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:509: Offset: 287, NextOffset: 387
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -240245,20 +241376,27 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 295, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 287
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 409, NextOffset: 529
-    testutil.go:509: Offset: 287, NextOffset: 387
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 529, NextOffset: 625
     testutil.go:509: Offset: 387, NextOffset: 483
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 625, NextOffset: 936
-    testutil.go:509: Offset: 483, NextOffset: 794
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 625, NextOffset: 937
+    testutil.go:509: Offset: 483, NextOffset: 795
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 937, NextOffset: 957
+    testutil.go:509: Offset: 795, NextOffset: 815
+    testutil.go:509: Offset: 957, NextOffset: 977
+    testutil.go:509: Offset: 815, NextOffset: 835
+    testutil.go:509: Offset: 977, NextOffset: 997
+    testutil.go:509: Offset: 835, NextOffset: 855
+    testutil.go:509: Offset: 997, NextOffset: 2415
+    testutil.go:509: Offset: 855, NextOffset: 2128
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -240278,165 +241416,134 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 295, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 287
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo3.txt barlink test2 .no.prefetch.landmark foo1.txt bar test dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 936, NextOffset: 956
-    testutil.go:509: Offset: 794, NextOffset: 814
-    testutil.go:509: Offset: 956, NextOffset: 976
-    testutil.go:509: Offset: 814, NextOffset: 834
-    testutil.go:509: Offset: 976, NextOffset: 996
-    testutil.go:509: Offset: 834, NextOffset: 854
-    testutil.go:509: Offset: 996, NextOffset: 2413
-    testutil.go:509: Offset: 854, NextOffset: 2126
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt barlink dev bar foo3.txt test test2 .no.prefetch.landmark baz.txt]
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test2 .no.prefetch.landmark foo1.txt bar test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt test test2 .no.prefetch.landmark baz.txt foo1.txt barlink dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":376,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":846,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":866,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":886,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":906,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":403,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":614,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":991,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1011,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1031,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1051,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":376,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":853,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":873,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":893,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":913,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":403,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":614,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":998,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1018,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1038,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1058,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [barlink test test2 baz.txt foo1.txt foo3.txt dev .no.prefetch.landmark bar]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 376, NextOffset: 469
-    testutil.go:509: Offset: 521, NextOffset: 614
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 469, NextOffset: 846
-    testutil.go:509: Offset: 614, NextOffset: 991
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 846, NextOffset: 866
-    testutil.go:509: Offset: 991, NextOffset: 1011
-    testutil.go:509: Offset: 866, NextOffset: 886
-    testutil.go:509: Offset: 1011, NextOffset: 1031
-    testutil.go:509: Offset: 886, NextOffset: 906
-    testutil.go:509: Offset: 1031, NextOffset: 1051
-    testutil.go:509: Offset: 906, NextOffset: 2258
-    testutil.go:509: Offset: 1051, NextOffset: 2545
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 .no.prefetch.landmark test dev baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -240472,25 +241579,37 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 279, NextOffset: 376
     testutil.go:509: Offset: 403, NextOffset: 521
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar barlink test test2 baz.txt foo1.txt foo3.txt dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 521, NextOffset: 614
     testutil.go:509: Offset: 376, NextOffset: 469
+    testutil.go:509: Offset: 521, NextOffset: 614
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 469, NextOffset: 853
+    testutil.go:509: Offset: 614, NextOffset: 998
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 991, NextOffset: 1011
-    testutil.go:509: Offset: 846, NextOffset: 866
-    testutil.go:509: Offset: 1011, NextOffset: 1031
-    testutil.go:509: Offset: 866, NextOffset: 886
-    testutil.go:509: Offset: 1031, NextOffset: 1051
-    testutil.go:509: Offset: 886, NextOffset: 906
-    testutil.go:509: Offset: 1051, NextOffset: 2545
-    testutil.go:509: Offset: 906, NextOffset: 2258
+    testutil.go:509: Offset: 853, NextOffset: 873
+    testutil.go:509: Offset: 998, NextOffset: 1018
+    testutil.go:509: Offset: 873, NextOffset: 893
+    testutil.go:509: Offset: 1018, NextOffset: 1038
+    testutil.go:509: Offset: 893, NextOffset: 913
+    testutil.go:509: Offset: 1038, NextOffset: 1058
+    testutil.go:509: Offset: 913, NextOffset: 2266
+    testutil.go:509: Offset: 1058, NextOffset: 2555
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test2 .no.prefetch.landmark test dev baz.txt foo1.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 521, NextOffset: 614
+    testutil.go:509: Offset: 376, NextOffset: 469
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 614, NextOffset: 998
+    testutil.go:509: Offset: 469, NextOffset: 853
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -240506,6 +241625,23 @@
     testutil.go:509: Offset: 168, NextOffset: 188
     testutil.go:509: Offset: 292, NextOffset: 403
     testutil.go:509: Offset: 188, NextOffset: 279
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 998, NextOffset: 1018
+    testutil.go:509: Offset: 853, NextOffset: 873
+    testutil.go:509: Offset: 1018, NextOffset: 1038
+    testutil.go:509: Offset: 873, NextOffset: 893
+    testutil.go:509: Offset: 1038, NextOffset: 1058
+    testutil.go:509: Offset: 893, NextOffset: 913
+    testutil.go:509: Offset: 1058, NextOffset: 2555
+    testutil.go:509: Offset: 913, NextOffset: 2266
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 88, NextOffset: 108
@@ -240522,142 +241658,156 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 403, NextOffset: 521
     testutil.go:509: Offset: 279, NextOffset: 376
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 614, NextOffset: 991
-    testutil.go:509: Offset: 469, NextOffset: 846
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test2 foo3.txt test .no.prefetch.landmark baz.txt foo1.txt bar barlink dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt test baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink dev test2 foo3.txt test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":861,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":881,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":901,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":921,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":408,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":528,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":623,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1004,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1024,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1044,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1064,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo1.txt test baz.txt bar foo3.txt barlink dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt bar dev test2 foo1.txt foo3.txt barlink test]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
+    testutil.go:509: Offset: 480, NextOffset: 861
+    testutil.go:509: Offset: 623, NextOffset: 1004
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 861, NextOffset: 881
+    testutil.go:509: Offset: 1004, NextOffset: 1024
+    testutil.go:509: Offset: 881, NextOffset: 901
+    testutil.go:509: Offset: 1024, NextOffset: 1044
+    testutil.go:509: Offset: 901, NextOffset: 921
+    testutil.go:509: Offset: 1044, NextOffset: 1064
+    testutil.go:509: Offset: 921, NextOffset: 2272
+    testutil.go:509: Offset: 1064, NextOffset: 2564
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":853,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":873,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":893,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":913,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":408,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":528,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":623,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":996,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1016,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1036,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1056,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2 foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 110
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 110, NextOffset: 130
@@ -240670,37 +241820,6 @@
     testutil.go:509: Offset: 272, NextOffset: 292
     testutil.go:509: Offset: 190, NextOffset: 286
     testutil.go:509: Offset: 292, NextOffset: 408
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 286, NextOffset: 385
-    testutil.go:509: Offset: 408, NextOffset: 528
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 385, NextOffset: 480
-    testutil.go:509: Offset: 528, NextOffset: 623
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 480, NextOffset: 853
-    testutil.go:509: Offset: 623, NextOffset: 996
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 996, NextOffset: 1016
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1016, NextOffset: 1036
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1036, NextOffset: 1056
-    testutil.go:509: Offset: 913, NextOffset: 2271
-    testutil.go:509: Offset: 1056, NextOffset: 2556
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 90, NextOffset: 110
     testutil.go:509: Offset: 192, NextOffset: 212
@@ -240714,8 +241833,16 @@
     testutil.go:509: Offset: 272, NextOffset: 292
     testutil.go:509: Offset: 190, NextOffset: 286
     testutil.go:509: Offset: 292, NextOffset: 408
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 286, NextOffset: 385
+    testutil.go:509: Offset: 408, NextOffset: 528
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 385, NextOffset: 480
+    testutil.go:509: Offset: 528, NextOffset: 623
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt .no.prefetch.landmark baz.txt barlink test dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test .no.prefetch.landmark baz.txt bar dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -240729,20 +241856,13 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 292, NextOffset: 408
     testutil.go:509: Offset: 190, NextOffset: 286
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 996, NextOffset: 1016
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 1016, NextOffset: 1036
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1036, NextOffset: 1056
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1056, NextOffset: 2556
-    testutil.go:509: Offset: 913, NextOffset: 2271
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 528, NextOffset: 623
+    testutil.go:509: Offset: 385, NextOffset: 480
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -240765,153 +241885,169 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 408, NextOffset: 528
     testutil.go:509: Offset: 286, NextOffset: 385
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 528, NextOffset: 623
-    testutil.go:509: Offset: 385, NextOffset: 480
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 623, NextOffset: 996
-    testutil.go:509: Offset: 480, NextOffset: 853
+    testutil.go:509: Offset: 623, NextOffset: 1004
+    testutil.go:509: Offset: 480, NextOffset: 861
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1004, NextOffset: 1024
+    testutil.go:509: Offset: 861, NextOffset: 881
+    testutil.go:509: Offset: 1024, NextOffset: 1044
+    testutil.go:509: Offset: 881, NextOffset: 901
+    testutil.go:509: Offset: 1044, NextOffset: 1064
+    testutil.go:509: Offset: 901, NextOffset: 921
+    testutil.go:509: Offset: 1064, NextOffset: 2564
+    testutil.go:509: Offset: 921, NextOffset: 2272
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test2 barlink test dev]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt bar foo3.txt barlink test test2 baz.txt dev .no.prefetch.landmark]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test test2 baz.txt dev .no.prefetch.landmark foo1.txt bar foo3.txt barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":381,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":477,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":846,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":866,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":886,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":906,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":193,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":253,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":273,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":293,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":620,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1009,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1029,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1049,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":381,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":477,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":854,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":874,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":894,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":914,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":193,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":253,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":273,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":293,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":620,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1017,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1037,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1057,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [dev test2 baz.txt foo1.txt bar .no.prefetch.landmark foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test2 bar foo3.txt dev .no.prefetch.landmark baz.txt foo1.txt barlink test]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 381, NextOffset: 477
+    testutil.go:509: Offset: 524, NextOffset: 620
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 477, NextOffset: 854
+    testutil.go:509: Offset: 620, NextOffset: 997
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 846, NextOffset: 866
-    testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 866, NextOffset: 886
-    testutil.go:509: Offset: 1009, NextOffset: 1029
-    testutil.go:509: Offset: 886, NextOffset: 906
-    testutil.go:509: Offset: 1029, NextOffset: 1049
-    testutil.go:509: Offset: 906, NextOffset: 2263
-    testutil.go:509: Offset: 1049, NextOffset: 2546
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 997, NextOffset: 1017
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1017, NextOffset: 1037
+    testutil.go:509: Offset: 894, NextOffset: 914
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 914, NextOffset: 2270
+    testutil.go:509: Offset: 1057, NextOffset: 2557
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -240947,40 +242083,8 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 283, NextOffset: 381
     testutil.go:509: Offset: 406, NextOffset: 524
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 381, NextOffset: 477
-    testutil.go:509: Offset: 524, NextOffset: 620
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 477, NextOffset: 846
-    testutil.go:509: Offset: 620, NextOffset: 989
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar .no.prefetch.landmark] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 620, NextOffset: 989
-    testutil.go:509: Offset: 477, NextOffset: 846
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 846, NextOffset: 866
-    testutil.go:509: Offset: 1009, NextOffset: 1029
-    testutil.go:509: Offset: 866, NextOffset: 886
-    testutil.go:509: Offset: 1029, NextOffset: 1049
-    testutil.go:509: Offset: 886, NextOffset: 906
-    testutil.go:509: Offset: 1049, NextOffset: 2546
-    testutil.go:509: Offset: 906, NextOffset: 2263
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt dev .no.prefetch.landmark baz.txt foo1.txt barlink test test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -240994,6 +242098,23 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 293, NextOffset: 406
     testutil.go:509: Offset: 191, NextOffset: 283
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 406, NextOffset: 524
+    testutil.go:509: Offset: 283, NextOffset: 381
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 997, NextOffset: 1017
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 1017, NextOffset: 1037
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 894, NextOffset: 914
+    testutil.go:509: Offset: 1057, NextOffset: 2557
+    testutil.go:509: Offset: 914, NextOffset: 2270
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -241007,169 +242128,146 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 293, NextOffset: 406
     testutil.go:509: Offset: 191, NextOffset: 283
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 406, NextOffset: 524
-    testutil.go:509: Offset: 283, NextOffset: 381
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 524, NextOffset: 620
     testutil.go:509: Offset: 381, NextOffset: 477
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [barlink test test2 baz.txt bar foo3.txt dev .no.prefetch.landmark foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
+    testutil.go:509: Offset: 620, NextOffset: 997
+    testutil.go:509: Offset: 477, NextOffset: 854
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt barlink test test2 baz.txt bar foo3.txt dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt barlink test test2 .no.prefetch.landmark foo1.txt bar foo3.txt dev]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":287,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":856,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":876,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":896,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":916,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":529,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":625,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":998,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1018,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1038,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1058,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [bar foo3.txt test dev test2 .no.prefetch.landmark baz.txt foo1.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 287, NextOffset: 387
-    testutil.go:509: Offset: 409, NextOffset: 529
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 387, NextOffset: 483
-    testutil.go:509: Offset: 529, NextOffset: 625
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 483, NextOffset: 856
-    testutil.go:509: Offset: 625, NextOffset: 998
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 856, NextOffset: 876
-    testutil.go:509: Offset: 998, NextOffset: 1018
-    testutil.go:509: Offset: 876, NextOffset: 896
-    testutil.go:509: Offset: 1018, NextOffset: 1038
-    testutil.go:509: Offset: 896, NextOffset: 916
-    testutil.go:509: Offset: 1038, NextOffset: 1058
-    testutil.go:509: Offset: 916, NextOffset: 2273
-    testutil.go:509: Offset: 1058, NextOffset: 2562
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test test2 .no.prefetch.landmark foo1.txt bar foo3.txt dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":287,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":864,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":904,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":924,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":529,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":625,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1006,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1046,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1066,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt bar foo3.txt test dev baz.txt barlink test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -241198,39 +242296,62 @@
     testutil.go:509: Offset: 275, NextOffset: 295
     testutil.go:509: Offset: 193, NextOffset: 287
     testutil.go:509: Offset: 295, NextOffset: 409
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink bar foo3.txt test dev test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 409, NextOffset: 529
     testutil.go:509: Offset: 287, NextOffset: 387
+    testutil.go:509: Offset: 409, NextOffset: 529
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 387, NextOffset: 483
+    testutil.go:509: Offset: 529, NextOffset: 625
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 483, NextOffset: 864
+    testutil.go:509: Offset: 625, NextOffset: 1006
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 864, NextOffset: 884
+    testutil.go:509: Offset: 1006, NextOffset: 1026
+    testutil.go:509: Offset: 884, NextOffset: 904
+    testutil.go:509: Offset: 1026, NextOffset: 1046
+    testutil.go:509: Offset: 904, NextOffset: 924
+    testutil.go:509: Offset: 1046, NextOffset: 1066
+    testutil.go:509: Offset: 924, NextOffset: 2277
+    testutil.go:509: Offset: 1066, NextOffset: 2571
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt test dev baz.txt barlink test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 529, NextOffset: 625
     testutil.go:509: Offset: 387, NextOffset: 483
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 625, NextOffset: 998
-    testutil.go:509: Offset: 483, NextOffset: 856
+    testutil.go:509: Offset: 625, NextOffset: 1006
+    testutil.go:509: Offset: 483, NextOffset: 864
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 998, NextOffset: 1018
-    testutil.go:509: Offset: 856, NextOffset: 876
-    testutil.go:509: Offset: 1018, NextOffset: 1038
-    testutil.go:509: Offset: 876, NextOffset: 896
-    testutil.go:509: Offset: 1038, NextOffset: 1058
-    testutil.go:509: Offset: 896, NextOffset: 916
-    testutil.go:509: Offset: 1058, NextOffset: 2562
-    testutil.go:509: Offset: 916, NextOffset: 2273
+    testutil.go:509: Offset: 1006, NextOffset: 1026
+    testutil.go:509: Offset: 864, NextOffset: 884
+    testutil.go:509: Offset: 1026, NextOffset: 1046
+    testutil.go:509: Offset: 884, NextOffset: 904
+    testutil.go:509: Offset: 1046, NextOffset: 1066
+    testutil.go:509: Offset: 904, NextOffset: 924
+    testutil.go:509: Offset: 1066, NextOffset: 2571
+    testutil.go:509: Offset: 924, NextOffset: 2277
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -241244,6 +242365,9 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 295, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 287
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -241257,138 +242381,156 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 295, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 287
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 409, NextOffset: 529
+    testutil.go:509: Offset: 287, NextOffset: 387
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [dev baz.txt foo1.txt bar barlink test test2 .no.prefetch.landmark foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev test2 bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":282,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":379,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":474,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":789,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":809,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":829,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":849,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":189,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":229,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":269,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":289,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":402,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":520,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":930,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":950,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":970,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":990,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink test test2 .no.prefetch.landmark foo3.txt dev baz.txt foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink test baz.txt bar dev test2]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 474, NextOffset: 789
+    testutil.go:509: Offset: 615, NextOffset: 930
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 789, NextOffset: 809
+    testutil.go:509: Offset: 930, NextOffset: 950
+    testutil.go:509: Offset: 809, NextOffset: 829
+    testutil.go:509: Offset: 950, NextOffset: 970
+    testutil.go:509: Offset: 829, NextOffset: 849
+    testutil.go:509: Offset: 970, NextOffset: 990
+    testutil.go:509: Offset: 849, NextOffset: 2102
+    testutil.go:509: Offset: 990, NextOffset: 2403
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":282,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":379,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":474,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":789,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":809,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":829,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":849,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":189,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":229,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":269,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":289,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":402,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":520,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":930,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":950,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":970,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":990,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt test test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink dev]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -241425,38 +242567,15 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 379, NextOffset: 474
     testutil.go:509: Offset: 520, NextOffset: 615
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 474, NextOffset: 789
-    testutil.go:509: Offset: 615, NextOffset: 930
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 789, NextOffset: 809
-    testutil.go:509: Offset: 930, NextOffset: 950
-    testutil.go:509: Offset: 809, NextOffset: 829
-    testutil.go:509: Offset: 950, NextOffset: 970
-    testutil.go:509: Offset: 829, NextOffset: 849
-    testutil.go:509: Offset: 970, NextOffset: 990
-    testutil.go:509: Offset: 849, NextOffset: 2103
-    testutil.go:509: Offset: 990, NextOffset: 2401
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink dev foo3.txt test test2 .no.prefetch.landmark baz.txt foo1.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 520, NextOffset: 615
-    testutil.go:509: Offset: 379, NextOffset: 474
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [baz.txt bar dev test2 .no.prefetch.landmark foo1.txt foo3.txt barlink test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 402, NextOffset: 520
+    testutil.go:509: Offset: 282, NextOffset: 379
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 615, NextOffset: 930
     testutil.go:509: Offset: 474, NextOffset: 789
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -241466,10 +242585,8 @@
     testutil.go:509: Offset: 809, NextOffset: 829
     testutil.go:509: Offset: 970, NextOffset: 990
     testutil.go:509: Offset: 829, NextOffset: 849
-    testutil.go:509: Offset: 990, NextOffset: 2401
-    testutil.go:509: Offset: 849, NextOffset: 2103
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 990, NextOffset: 2403
+    testutil.go:509: Offset: 849, NextOffset: 2102
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 189, NextOffset: 209
     testutil.go:509: Offset: 89, NextOffset: 109
@@ -241483,6 +242600,19 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 289, NextOffset: 402
     testutil.go:509: Offset: 189, NextOffset: 282
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 520, NextOffset: 615
+    testutil.go:509: Offset: 379, NextOffset: 474
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 189, NextOffset: 209
     testutil.go:509: Offset: 89, NextOffset: 109
@@ -241496,161 +242626,132 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 289, NextOffset: 402
     testutil.go:509: Offset: 189, NextOffset: 282
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 402, NextOffset: 520
-    testutil.go:509: Offset: 282, NextOffset: 379
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt barlink test2 bar]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark foo1.txt dev test2 baz.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 bar foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt bar foo3.txt barlink test .no.prefetch.landmark foo1.txt dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":284,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":384,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":803,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":823,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":843,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":863,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":191,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":231,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":251,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":271,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":291,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":526,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":622,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":945,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":965,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":985,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1005,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":284,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":384,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":804,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":824,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":844,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":864,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":191,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":231,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":251,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":271,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":291,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":526,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":622,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":946,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":966,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":986,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1006,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt bar test dev .no.prefetch.landmark foo1.txt foo3.txt barlink test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 384, NextOffset: 480
-    testutil.go:509: Offset: 526, NextOffset: 622
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 480, NextOffset: 803
-    testutil.go:509: Offset: 622, NextOffset: 945
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 803, NextOffset: 823
-    testutil.go:509: Offset: 945, NextOffset: 965
-    testutil.go:509: Offset: 823, NextOffset: 843
-    testutil.go:509: Offset: 965, NextOffset: 985
-    testutil.go:509: Offset: 843, NextOffset: 863
-    testutil.go:509: Offset: 985, NextOffset: 1005
-    testutil.go:509: Offset: 863, NextOffset: 2131
-    testutil.go:509: Offset: 1005, NextOffset: 2419
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test test2 .no.prefetch.landmark foo3.txt dev baz.txt foo1.txt bar barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -241682,8 +242783,36 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 284, NextOffset: 384
     testutil.go:509: Offset: 406, NextOffset: 526
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 384, NextOffset: 480
+    testutil.go:509: Offset: 526, NextOffset: 622
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 480, NextOffset: 804
+    testutil.go:509: Offset: 622, NextOffset: 946
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 804, NextOffset: 824
+    testutil.go:509: Offset: 946, NextOffset: 966
+    testutil.go:509: Offset: 824, NextOffset: 844
+    testutil.go:509: Offset: 966, NextOffset: 986
+    testutil.go:509: Offset: 844, NextOffset: 864
+    testutil.go:509: Offset: 986, NextOffset: 1006
+    testutil.go:509: Offset: 864, NextOffset: 2129
+    testutil.go:509: Offset: 1006, NextOffset: 2421
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar test dev .no.prefetch.landmark foo1.txt foo3.txt barlink test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt dev baz.txt foo1.txt bar barlink test test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 191, NextOffset: 211
     testutil.go:509: Offset: 88, NextOffset: 108
@@ -241697,37 +242826,15 @@
     testutil.go:509: Offset: 168, NextOffset: 188
     testutil.go:509: Offset: 291, NextOffset: 406
     testutil.go:509: Offset: 188, NextOffset: 284
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 526, NextOffset: 622
-    testutil.go:509: Offset: 384, NextOffset: 480
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 945, NextOffset: 965
-    testutil.go:509: Offset: 803, NextOffset: 823
-    testutil.go:509: Offset: 965, NextOffset: 985
-    testutil.go:509: Offset: 823, NextOffset: 843
-    testutil.go:509: Offset: 985, NextOffset: 1005
-    testutil.go:509: Offset: 843, NextOffset: 863
-    testutil.go:509: Offset: 1005, NextOffset: 2419
-    testutil.go:509: Offset: 863, NextOffset: 2131
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 622, NextOffset: 946
+    testutil.go:509: Offset: 480, NextOffset: 804
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 406, NextOffset: 526
-    testutil.go:509: Offset: 284, NextOffset: 384
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 622, NextOffset: 945
-    testutil.go:509: Offset: 480, NextOffset: 803
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 191, NextOffset: 211
     testutil.go:509: Offset: 88, NextOffset: 108
@@ -241741,132 +242848,161 @@
     testutil.go:509: Offset: 168, NextOffset: 188
     testutil.go:509: Offset: 291, NextOffset: 406
     testutil.go:509: Offset: 188, NextOffset: 284
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 406, NextOffset: 526
+    testutil.go:509: Offset: 284, NextOffset: 384
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 526, NextOffset: 622
+    testutil.go:509: Offset: 384, NextOffset: 480
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 946, NextOffset: 966
+    testutil.go:509: Offset: 804, NextOffset: 824
+    testutil.go:509: Offset: 966, NextOffset: 986
+    testutil.go:509: Offset: 824, NextOffset: 844
+    testutil.go:509: Offset: 986, NextOffset: 1006
+    testutil.go:509: Offset: 844, NextOffset: 864
+    testutil.go:509: Offset: 1006, NextOffset: 2421
+    testutil.go:509: Offset: 864, NextOffset: 2129
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo3.txt barlink dev foo1.txt bar test test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar test test2 .no.prefetch.landmark baz.txt foo3.txt barlink dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":285,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":384,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":796,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":816,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":836,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":856,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":526,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":622,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":938,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":958,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":978,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":998,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":285,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":384,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":796,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":816,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":836,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":856,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":526,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":622,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":938,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":958,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":978,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":998,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo3.txt test dev test2 foo1.txt bar barlink]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 384, NextOffset: 480
+    testutil.go:509: Offset: 526, NextOffset: 622
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 480, NextOffset: 796
+    testutil.go:509: Offset: 622, NextOffset: 938
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -241876,14 +243012,14 @@
     testutil.go:509: Offset: 958, NextOffset: 978
     testutil.go:509: Offset: 836, NextOffset: 856
     testutil.go:509: Offset: 978, NextOffset: 998
-    testutil.go:509: Offset: 856, NextOffset: 2130
-    testutil.go:509: Offset: 998, NextOffset: 2407
+    testutil.go:509: Offset: 856, NextOffset: 2128
+    testutil.go:509: Offset: 998, NextOffset: 2406
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -241915,46 +243051,8 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 285, NextOffset: 384
     testutil.go:509: Offset: 406, NextOffset: 526
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 384, NextOffset: 480
-    testutil.go:509: Offset: 526, NextOffset: 622
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 480, NextOffset: 796
-    testutil.go:509: Offset: 622, NextOffset: 938
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 406, NextOffset: 526
-    testutil.go:509: Offset: 285, NextOffset: 384
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 526, NextOffset: 622
-    testutil.go:509: Offset: 384, NextOffset: 480
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 622, NextOffset: 938
-    testutil.go:509: Offset: 480, NextOffset: 796
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 938, NextOffset: 958
-    testutil.go:509: Offset: 796, NextOffset: 816
-    testutil.go:509: Offset: 958, NextOffset: 978
-    testutil.go:509: Offset: 816, NextOffset: 836
-    testutil.go:509: Offset: 978, NextOffset: 998
-    testutil.go:509: Offset: 836, NextOffset: 856
-    testutil.go:509: Offset: 998, NextOffset: 2407
-    testutil.go:509: Offset: 856, NextOffset: 2130
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "" vs "": [test2 foo1.txt bar barlink .no.prefetch.landmark baz.txt foo3.txt test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -241970,6 +243068,15 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 292, NextOffset: 406
     testutil.go:509: Offset: 190, NextOffset: 285
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 406, NextOffset: 526
+    testutil.go:509: Offset: 285, NextOffset: 384
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 526, NextOffset: 622
+    testutil.go:509: Offset: 384, NextOffset: 480
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -241983,49 +243090,100 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 292, NextOffset: 406
     testutil.go:509: Offset: 190, NextOffset: 285
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 622, NextOffset: 938
+    testutil.go:509: Offset: 480, NextOffset: 796
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 938, NextOffset: 958
+    testutil.go:509: Offset: 796, NextOffset: 816
+    testutil.go:509: Offset: 958, NextOffset: 978
+    testutil.go:509: Offset: 816, NextOffset: 836
+    testutil.go:509: Offset: 978, NextOffset: 998
+    testutil.go:509: Offset: 836, NextOffset: 856
+    testutil.go:509: Offset: 998, NextOffset: 2406
+    testutil.go:509: Offset: 856, NextOffset: 2128
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt test .no.prefetch.landmark baz.txt foo1.txt barlink dev test2 bar]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [barlink test bar foo3.txt dev test2 .no.prefetch.landmark baz.txt foo1.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt dev test2 .no.prefetch.landmark baz.txt foo1.txt barlink test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -242033,108 +243191,51 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt test .no.prefetch.landmark baz.txt foo1.txt barlink dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":484,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":803,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":823,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":843,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":863,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":532,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":630,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":949,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":969,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":989,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1009,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":484,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":803,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":823,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":843,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":863,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":532,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":630,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":949,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":969,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":989,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1009,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [barlink test dev .no.prefetch.landmark baz.txt bar foo3.txt test2 foo1.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 386, NextOffset: 484
-    testutil.go:509: Offset: 532, NextOffset: 630
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 484, NextOffset: 803
-    testutil.go:509: Offset: 630, NextOffset: 949
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 803, NextOffset: 823
-    testutil.go:509: Offset: 949, NextOffset: 969
-    testutil.go:509: Offset: 823, NextOffset: 843
-    testutil.go:509: Offset: 969, NextOffset: 989
-    testutil.go:509: Offset: 843, NextOffset: 863
-    testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 863, NextOffset: 2134
-    testutil.go:509: Offset: 1009, NextOffset: 2425
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev baz.txt foo3.txt barlink test test2 .no.prefetch.landmark foo1.txt bar]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -242166,8 +243267,48 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 286, NextOffset: 386
     testutil.go:509: Offset: 411, NextOffset: 532
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 386, NextOffset: 484
+    testutil.go:509: Offset: 532, NextOffset: 630
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 484, NextOffset: 803
+    testutil.go:509: Offset: 630, NextOffset: 949
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 803, NextOffset: 823
+    testutil.go:509: Offset: 949, NextOffset: 969
+    testutil.go:509: Offset: 823, NextOffset: 843
+    testutil.go:509: Offset: 969, NextOffset: 989
+    testutil.go:509: Offset: 843, NextOffset: 863
+    testutil.go:509: Offset: 989, NextOffset: 1009
+    testutil.go:509: Offset: 863, NextOffset: 2135
+    testutil.go:509: Offset: 1009, NextOffset: 2426
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test2 foo1.txt barlink test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar dev baz.txt foo3.txt barlink test test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 411, NextOffset: 532
+    testutil.go:509: Offset: 286, NextOffset: 386
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 532, NextOffset: 630
+    testutil.go:509: Offset: 386, NextOffset: 484
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 194, NextOffset: 214
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -242181,14 +243322,21 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 294, NextOffset: 411
     testutil.go:509: Offset: 190, NextOffset: 286
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 532, NextOffset: 630
-    testutil.go:509: Offset: 386, NextOffset: 484
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 630, NextOffset: 949
     testutil.go:509: Offset: 484, NextOffset: 803
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 949, NextOffset: 969
+    testutil.go:509: Offset: 803, NextOffset: 823
+    testutil.go:509: Offset: 969, NextOffset: 989
+    testutil.go:509: Offset: 823, NextOffset: 843
+    testutil.go:509: Offset: 989, NextOffset: 1009
+    testutil.go:509: Offset: 843, NextOffset: 863
+    testutil.go:509: Offset: 1009, NextOffset: 2426
+    testutil.go:509: Offset: 863, NextOffset: 2135
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -242204,153 +243352,133 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 294, NextOffset: 411
     testutil.go:509: Offset: 190, NextOffset: 286
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 411, NextOffset: 532
-    testutil.go:509: Offset: 286, NextOffset: 386
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 949, NextOffset: 969
-    testutil.go:509: Offset: 803, NextOffset: 823
-    testutil.go:509: Offset: 969, NextOffset: 989
-    testutil.go:509: Offset: 823, NextOffset: 843
-    testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 843, NextOffset: 863
-    testutil.go:509: Offset: 1009, NextOffset: 2425
-    testutil.go:509: Offset: 863, NextOffset: 2134
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt barlink test test2 baz.txt bar dev .no.prefetch.landmark foo1.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [bar foo3.txt test2 foo1.txt barlink test dev .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt barlink test test2 baz.txt bar dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt test2 foo1.txt barlink test dev .no.prefetch.landmark] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":105,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":125,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":145,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":165,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":272,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":365,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":454,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":765,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":785,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":805,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":825,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":223,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":243,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":263,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":389,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":501,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":590,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":901,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":921,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":961,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":105,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":125,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":145,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":165,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":272,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":365,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":454,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":765,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":785,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":805,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":825,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":223,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":243,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":263,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":389,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":501,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":590,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":901,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":921,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":961,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt barlink foo1.txt bar foo3.txt test dev]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test2 .no.prefetch.landmark bar barlink baz.txt foo1.txt foo3.txt test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -242361,9 +243489,9 @@
     testutil.go:509: Offset: 805, NextOffset: 825
     testutil.go:509: Offset: 941, NextOffset: 961
     testutil.go:509: Offset: 825, NextOffset: 2050
-    testutil.go:509: Offset: 961, NextOffset: 2344
+    testutil.go:509: Offset: 961, NextOffset: 2343
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -242407,24 +243535,8 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 454, NextOffset: 765
     testutil.go:509: Offset: 590, NextOffset: 901
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink foo1.txt bar foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 183, NextOffset: 203
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 203, NextOffset: 223
-    testutil.go:509: Offset: 105, NextOffset: 125
-    testutil.go:509: Offset: 223, NextOffset: 243
-    testutil.go:509: Offset: 125, NextOffset: 145
-    testutil.go:509: Offset: 243, NextOffset: 263
-    testutil.go:509: Offset: 145, NextOffset: 165
-    testutil.go:509: Offset: 263, NextOffset: 283
-    testutil.go:509: Offset: 165, NextOffset: 185
-    testutil.go:509: Offset: 283, NextOffset: 389
-    testutil.go:509: Offset: 185, NextOffset: 272
+    testutil.go:401: Directory: "" vs "": [barlink baz.txt foo1.txt foo3.txt test dev test2 .no.prefetch.landmark bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 85, NextOffset: 105
@@ -242438,15 +243550,9 @@
     testutil.go:509: Offset: 165, NextOffset: 185
     testutil.go:509: Offset: 283, NextOffset: 389
     testutil.go:509: Offset: 185, NextOffset: 272
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 389, NextOffset: 501
     testutil.go:509: Offset: 272, NextOffset: 365
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 501, NextOffset: 590
-    testutil.go:509: Offset: 365, NextOffset: 454
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 590, NextOffset: 901
     testutil.go:509: Offset: 454, NextOffset: 765
@@ -242459,140 +243565,179 @@
     testutil.go:509: Offset: 785, NextOffset: 805
     testutil.go:509: Offset: 941, NextOffset: 961
     testutil.go:509: Offset: 805, NextOffset: 825
-    testutil.go:509: Offset: 961, NextOffset: 2344
+    testutil.go:509: Offset: 961, NextOffset: 2343
     testutil.go:509: Offset: 825, NextOffset: 2050
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 183, NextOffset: 203
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 203, NextOffset: 223
+    testutil.go:509: Offset: 105, NextOffset: 125
+    testutil.go:509: Offset: 223, NextOffset: 243
+    testutil.go:509: Offset: 125, NextOffset: 145
+    testutil.go:509: Offset: 243, NextOffset: 263
+    testutil.go:509: Offset: 145, NextOffset: 165
+    testutil.go:509: Offset: 263, NextOffset: 283
+    testutil.go:509: Offset: 165, NextOffset: 185
+    testutil.go:509: Offset: 283, NextOffset: 389
+    testutil.go:509: Offset: 185, NextOffset: 272
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 501, NextOffset: 590
+    testutil.go:509: Offset: 365, NextOffset: 454
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo3.txt test2 foo1.txt bar barlink test dev .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink dev bar foo3.txt test test2 .no.prefetch.landmark baz.txt foo1.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test2 foo1.txt bar barlink test dev .no.prefetch.landmark baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt test test2 .no.prefetch.landmark baz.txt foo1.txt barlink dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":374,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":465,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":781,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":801,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":821,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":841,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":916,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":936,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":956,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":976,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
+    testutil.go:509: Offset: 781, NextOffset: 801
+    testutil.go:509: Offset: 916, NextOffset: 936
+    testutil.go:509: Offset: 801, NextOffset: 821
+    testutil.go:509: Offset: 936, NextOffset: 956
+    testutil.go:509: Offset: 821, NextOffset: 841
+    testutil.go:509: Offset: 956, NextOffset: 976
+    testutil.go:509: Offset: 841, NextOffset: 2076
+    testutil.go:509: Offset: 976, NextOffset: 2357
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":374,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":465,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":780,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":800,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":820,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":840,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":915,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":935,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":955,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":975,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink dev test2 foo3.txt test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -242630,30 +243775,10 @@
     testutil.go:509: Offset: 374, NextOffset: 465
     testutil.go:509: Offset: 509, NextOffset: 600
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 465, NextOffset: 780
-    testutil.go:509: Offset: 600, NextOffset: 915
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 780, NextOffset: 800
-    testutil.go:509: Offset: 915, NextOffset: 935
-    testutil.go:509: Offset: 800, NextOffset: 820
-    testutil.go:509: Offset: 935, NextOffset: 955
-    testutil.go:509: Offset: 820, NextOffset: 840
-    testutil.go:509: Offset: 955, NextOffset: 975
-    testutil.go:509: Offset: 840, NextOffset: 2074
-    testutil.go:509: Offset: 975, NextOffset: 2352
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 465, NextOffset: 781
+    testutil.go:509: Offset: 600, NextOffset: 916
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink dev test2 foo3.txt test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 205
     testutil.go:509: Offset: 87, NextOffset: 107
@@ -242667,20 +243792,37 @@
     testutil.go:509: Offset: 167, NextOffset: 187
     testutil.go:509: Offset: 285, NextOffset: 395
     testutil.go:509: Offset: 187, NextOffset: 279
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 395, NextOffset: 509
+    testutil.go:509: Offset: 279, NextOffset: 374
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 509, NextOffset: 600
+    testutil.go:509: Offset: 374, NextOffset: 465
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 600, NextOffset: 915
-    testutil.go:509: Offset: 465, NextOffset: 780
+    testutil.go:509: Offset: 600, NextOffset: 916
+    testutil.go:509: Offset: 465, NextOffset: 781
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 915, NextOffset: 935
-    testutil.go:509: Offset: 780, NextOffset: 800
-    testutil.go:509: Offset: 935, NextOffset: 955
-    testutil.go:509: Offset: 800, NextOffset: 820
-    testutil.go:509: Offset: 955, NextOffset: 975
-    testutil.go:509: Offset: 820, NextOffset: 840
-    testutil.go:509: Offset: 975, NextOffset: 2352
-    testutil.go:509: Offset: 840, NextOffset: 2074
+    testutil.go:509: Offset: 916, NextOffset: 936
+    testutil.go:509: Offset: 781, NextOffset: 801
+    testutil.go:509: Offset: 936, NextOffset: 956
+    testutil.go:509: Offset: 801, NextOffset: 821
+    testutil.go:509: Offset: 956, NextOffset: 976
+    testutil.go:509: Offset: 821, NextOffset: 841
+    testutil.go:509: Offset: 976, NextOffset: 2357
+    testutil.go:509: Offset: 841, NextOffset: 2076
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 205
     testutil.go:509: Offset: 87, NextOffset: 107
@@ -242694,147 +243836,141 @@
     testutil.go:509: Offset: 167, NextOffset: 187
     testutil.go:509: Offset: 285, NextOffset: 395
     testutil.go:509: Offset: 187, NextOffset: 279
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt foo3.txt test dev baz.txt bar barlink test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 395, NextOffset: 509
-    testutil.go:509: Offset: 279, NextOffset: 374
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 509, NextOffset: 600
-    testutil.go:509: Offset: 374, NextOffset: 465
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt foo3.txt barlink test dev test2 baz.txt bar .no.prefetch.landmark]
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test2 .no.prefetch.landmark foo1.txt foo3.txt test dev baz.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt barlink test dev test2 baz.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":275,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":369,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":461,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":765,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":785,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":805,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":825,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":244,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":264,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":594,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":898,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":918,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":938,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":958,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink dev test2 foo1.txt test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":275,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":369,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":461,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":765,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":785,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":805,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":825,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":244,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":264,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":594,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":898,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":918,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":938,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":958,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo3.txt test dev test2 .no.prefetch.landmark baz.txt foo1.txt barlink bar]
+    testutil.go:509: Offset: 369, NextOffset: 461
+    testutil.go:509: Offset: 502, NextOffset: 594
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 461, NextOffset: 765
+    testutil.go:509: Offset: 594, NextOffset: 898
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -242844,14 +243980,14 @@
     testutil.go:509: Offset: 918, NextOffset: 938
     testutil.go:509: Offset: 805, NextOffset: 825
     testutil.go:509: Offset: 938, NextOffset: 958
-    testutil.go:509: Offset: 825, NextOffset: 2056
-    testutil.go:509: Offset: 958, NextOffset: 2338
+    testutil.go:509: Offset: 825, NextOffset: 2054
+    testutil.go:509: Offset: 958, NextOffset: 2339
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -242883,17 +244019,21 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 275, NextOffset: 369
     testutil.go:509: Offset: 390, NextOffset: 502
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 369, NextOffset: 461
-    testutil.go:509: Offset: 502, NextOffset: 594
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 461, NextOffset: 765
-    testutil.go:509: Offset: 594, NextOffset: 898
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt barlink bar foo3.txt test dev test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [test .no.prefetch.landmark baz.txt bar foo3.txt barlink dev test2 foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 184, NextOffset: 204
+    testutil.go:509: Offset: 87, NextOffset: 107
+    testutil.go:509: Offset: 204, NextOffset: 224
+    testutil.go:509: Offset: 107, NextOffset: 127
+    testutil.go:509: Offset: 224, NextOffset: 244
+    testutil.go:509: Offset: 127, NextOffset: 147
+    testutil.go:509: Offset: 244, NextOffset: 264
+    testutil.go:509: Offset: 147, NextOffset: 167
+    testutil.go:509: Offset: 264, NextOffset: 284
+    testutil.go:509: Offset: 167, NextOffset: 187
+    testutil.go:509: Offset: 284, NextOffset: 390
+    testutil.go:509: Offset: 187, NextOffset: 275
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -242902,23 +244042,13 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 594, NextOffset: 898
     testutil.go:509: Offset: 461, NextOffset: 765
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 898, NextOffset: 918
-    testutil.go:509: Offset: 765, NextOffset: 785
-    testutil.go:509: Offset: 918, NextOffset: 938
-    testutil.go:509: Offset: 785, NextOffset: 805
-    testutil.go:509: Offset: 938, NextOffset: 958
-    testutil.go:509: Offset: 805, NextOffset: 825
-    testutil.go:509: Offset: 958, NextOffset: 2338
-    testutil.go:509: Offset: 825, NextOffset: 2056
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -242934,98 +244064,119 @@
     testutil.go:509: Offset: 167, NextOffset: 187
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:509: Offset: 187, NextOffset: 275
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 184, NextOffset: 204
-    testutil.go:509: Offset: 87, NextOffset: 107
-    testutil.go:509: Offset: 204, NextOffset: 224
-    testutil.go:509: Offset: 107, NextOffset: 127
-    testutil.go:509: Offset: 224, NextOffset: 244
-    testutil.go:509: Offset: 127, NextOffset: 147
-    testutil.go:509: Offset: 244, NextOffset: 264
-    testutil.go:509: Offset: 147, NextOffset: 167
-    testutil.go:509: Offset: 264, NextOffset: 284
-    testutil.go:509: Offset: 167, NextOffset: 187
-    testutil.go:509: Offset: 284, NextOffset: 390
-    testutil.go:509: Offset: 187, NextOffset: 275
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 390, NextOffset: 502
     testutil.go:509: Offset: 275, NextOffset: 369
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 898, NextOffset: 918
+    testutil.go:509: Offset: 765, NextOffset: 785
+    testutil.go:509: Offset: 918, NextOffset: 938
+    testutil.go:509: Offset: 785, NextOffset: 805
+    testutil.go:509: Offset: 938, NextOffset: 958
+    testutil.go:509: Offset: 805, NextOffset: 825
+    testutil.go:509: Offset: 958, NextOffset: 2339
+    testutil.go:509: Offset: 825, NextOffset: 2054
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink dev test2 baz.txt test]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink dev test2 .no.prefetch.landmark foo1.txt bar foo3.txt test baz.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink dev test2 baz.txt test .no.prefetch.landmark foo1.txt bar foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt test baz.txt barlink dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
@@ -243036,47 +244187,23 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":281,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":377,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":777,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":797,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":817,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":837,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":226,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":266,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":508,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":908,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":928,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":968,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":281,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":377,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":777,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":797,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":817,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":837,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":226,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":266,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":508,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":908,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":928,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":968,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo1.txt bar barlink test dev foo3.txt test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [dev test2 bar test .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 111
     testutil.go:509: Offset: 186, NextOffset: 206
@@ -243111,10 +244238,10 @@
     testutil.go:509: Offset: 928, NextOffset: 948
     testutil.go:509: Offset: 817, NextOffset: 837
     testutil.go:509: Offset: 948, NextOffset: 968
-    testutil.go:509: Offset: 837, NextOffset: 2069
-    testutil.go:509: Offset: 968, NextOffset: 2354
+    testutil.go:509: Offset: 837, NextOffset: 2070
+    testutil.go:509: Offset: 968, NextOffset: 2356
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -243135,7 +244262,19 @@
     testutil.go:509: Offset: 191, NextOffset: 281
     testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 bar test .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 600, NextOffset: 908
+    testutil.go:509: Offset: 469, NextOffset: 777
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 206
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -243149,15 +244288,11 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:509: Offset: 191, NextOffset: 281
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 394, NextOffset: 508
-    testutil.go:509: Offset: 281, NextOffset: 377
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 508, NextOffset: 600
     testutil.go:509: Offset: 377, NextOffset: 469
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -243167,19 +244302,8 @@
     testutil.go:509: Offset: 797, NextOffset: 817
     testutil.go:509: Offset: 948, NextOffset: 968
     testutil.go:509: Offset: 817, NextOffset: 837
-    testutil.go:509: Offset: 968, NextOffset: 2354
-    testutil.go:509: Offset: 837, NextOffset: 2069
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 600, NextOffset: 908
-    testutil.go:509: Offset: 469, NextOffset: 777
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 968, NextOffset: 2356
+    testutil.go:509: Offset: 837, NextOffset: 2070
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 206
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -243193,11 +244317,14 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:509: Offset: 191, NextOffset: 281
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 394, NextOffset: 508
+    testutil.go:509: Offset: 281, NextOffset: 377
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [dev foo1.txt test test2 .no.prefetch.landmark baz.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev bar test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
@@ -243235,11 +244362,11 @@
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -243256,7 +244383,9 @@
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink dev foo1.txt test test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [bar test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
@@ -243270,40 +244399,29 @@
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
@@ -243312,19 +244430,43 @@
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":105,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":125,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":145,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":165,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":272,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":365,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":454,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":830,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":850,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":870,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":890,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":223,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":243,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":263,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":389,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":501,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":590,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":966,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":986,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1006,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1026,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":105,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":125,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":145,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":165,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":272,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":365,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":454,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":838,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":858,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":878,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":898,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":223,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":243,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":263,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":389,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":501,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":590,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":974,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":994,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1014,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1034,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark barlink test]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt barlink test dev foo1.txt bar foo3.txt test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 454, NextOffset: 838
+    testutil.go:509: Offset: 590, NextOffset: 974
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 838, NextOffset: 858
+    testutil.go:509: Offset: 974, NextOffset: 994
+    testutil.go:509: Offset: 858, NextOffset: 878
+    testutil.go:509: Offset: 994, NextOffset: 1014
+    testutil.go:509: Offset: 878, NextOffset: 898
+    testutil.go:509: Offset: 1014, NextOffset: 1034
+    testutil.go:509: Offset: 898, NextOffset: 2207
+    testutil.go:509: Offset: 1034, NextOffset: 2493
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -243361,23 +244503,21 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 365, NextOffset: 454
     testutil.go:509: Offset: 501, NextOffset: 590
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 454, NextOffset: 830
-    testutil.go:509: Offset: 590, NextOffset: 966
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 830, NextOffset: 850
-    testutil.go:509: Offset: 966, NextOffset: 986
-    testutil.go:509: Offset: 850, NextOffset: 870
-    testutil.go:509: Offset: 986, NextOffset: 1006
-    testutil.go:509: Offset: 870, NextOffset: 890
-    testutil.go:509: Offset: 1006, NextOffset: 1026
-    testutil.go:509: Offset: 890, NextOffset: 2198
-    testutil.go:509: Offset: 1026, NextOffset: 2482
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark barlink test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 389, NextOffset: 501
+    testutil.go:509: Offset: 272, NextOffset: 365
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 501, NextOffset: 590
+    testutil.go:509: Offset: 365, NextOffset: 454
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 590, NextOffset: 974
+    testutil.go:509: Offset: 454, NextOffset: 838
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 85, NextOffset: 105
@@ -243391,25 +244531,6 @@
     testutil.go:509: Offset: 165, NextOffset: 185
     testutil.go:509: Offset: 283, NextOffset: 389
     testutil.go:509: Offset: 185, NextOffset: 272
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 389, NextOffset: 501
-    testutil.go:509: Offset: 272, NextOffset: 365
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 501, NextOffset: 590
-    testutil.go:509: Offset: 365, NextOffset: 454
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 590, NextOffset: 966
-    testutil.go:509: Offset: 454, NextOffset: 830
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 85, NextOffset: 105
@@ -243427,21 +244548,38 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 966, NextOffset: 986
-    testutil.go:509: Offset: 830, NextOffset: 850
-    testutil.go:509: Offset: 986, NextOffset: 1006
-    testutil.go:509: Offset: 850, NextOffset: 870
-    testutil.go:509: Offset: 1006, NextOffset: 1026
-    testutil.go:509: Offset: 870, NextOffset: 890
-    testutil.go:509: Offset: 1026, NextOffset: 2482
-    testutil.go:509: Offset: 890, NextOffset: 2198
+    testutil.go:509: Offset: 974, NextOffset: 994
+    testutil.go:509: Offset: 838, NextOffset: 858
+    testutil.go:509: Offset: 994, NextOffset: 1014
+    testutil.go:509: Offset: 858, NextOffset: 878
+    testutil.go:509: Offset: 1014, NextOffset: 1034
+    testutil.go:509: Offset: 878, NextOffset: 898
+    testutil.go:509: Offset: 1034, NextOffset: 2493
+    testutil.go:509: Offset: 898, NextOffset: 2207
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test2 .no.prefetch.landmark baz.txt bar foo3.txt foo1.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar barlink test dev test2 .no.prefetch.landmark baz.txt foo3.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -243449,73 +244587,67 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt foo1.txt barlink test dev test2 .no.prefetch.landmark baz.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt foo3.txt foo1.txt bar barlink] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -243523,66 +244655,56 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":374,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":465,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":853,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":873,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":893,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":913,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1048,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":374,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":465,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":865,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":885,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":905,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":925,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1000,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1020,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1040,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1060,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt bar foo3.txt barlink test dev test2 foo1.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 374, NextOffset: 465
-    testutil.go:509: Offset: 509, NextOffset: 600
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test2 bar foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt barlink]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 465, NextOffset: 853
-    testutil.go:509: Offset: 600, NextOffset: 988
+    testutil.go:509: Offset: 465, NextOffset: 865
+    testutil.go:509: Offset: 600, NextOffset: 1000
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 988, NextOffset: 1008
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1008, NextOffset: 1028
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1028, NextOffset: 1048
-    testutil.go:509: Offset: 913, NextOffset: 2239
-    testutil.go:509: Offset: 1048, NextOffset: 2516
+    testutil.go:509: Offset: 865, NextOffset: 885
+    testutil.go:509: Offset: 1000, NextOffset: 1020
+    testutil.go:509: Offset: 885, NextOffset: 905
+    testutil.go:509: Offset: 1020, NextOffset: 1040
+    testutil.go:509: Offset: 905, NextOffset: 925
+    testutil.go:509: Offset: 1040, NextOffset: 1060
+    testutil.go:509: Offset: 925, NextOffset: 2249
+    testutil.go:509: Offset: 1060, NextOffset: 2527
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -243618,14 +244740,17 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 279, NextOffset: 374
     testutil.go:509: Offset: 395, NextOffset: 509
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 374, NextOffset: 465
+    testutil.go:509: Offset: 509, NextOffset: 600
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 foo1.txt .no.prefetch.landmark baz.txt bar foo3.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt barlink test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 395, NextOffset: 509
+    testutil.go:509: Offset: 279, NextOffset: 374
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -243641,9 +244766,31 @@
     testutil.go:509: Offset: 167, NextOffset: 187
     testutil.go:509: Offset: 285, NextOffset: 395
     testutil.go:509: Offset: 187, NextOffset: 279
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 395, NextOffset: 509
-    testutil.go:509: Offset: 279, NextOffset: 374
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 509, NextOffset: 600
+    testutil.go:509: Offset: 374, NextOffset: 465
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 600, NextOffset: 1000
+    testutil.go:509: Offset: 465, NextOffset: 865
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1000, NextOffset: 1020
+    testutil.go:509: Offset: 865, NextOffset: 885
+    testutil.go:509: Offset: 1020, NextOffset: 1040
+    testutil.go:509: Offset: 885, NextOffset: 905
+    testutil.go:509: Offset: 1040, NextOffset: 1060
+    testutil.go:509: Offset: 905, NextOffset: 925
+    testutil.go:509: Offset: 1060, NextOffset: 2527
+    testutil.go:509: Offset: 925, NextOffset: 2249
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 205
     testutil.go:509: Offset: 87, NextOffset: 107
@@ -243657,181 +244804,153 @@
     testutil.go:509: Offset: 167, NextOffset: 187
     testutil.go:509: Offset: 285, NextOffset: 395
     testutil.go:509: Offset: 187, NextOffset: 279
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 509, NextOffset: 600
-    testutil.go:509: Offset: 374, NextOffset: 465
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 600, NextOffset: 988
-    testutil.go:509: Offset: 465, NextOffset: 853
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 988, NextOffset: 1008
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 1008, NextOffset: 1028
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1028, NextOffset: 1048
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1048, NextOffset: 2516
-    testutil.go:509: Offset: 913, NextOffset: 2239
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt bar foo3.txt test2 foo1.txt barlink test dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [bar foo3.txt test2 foo1.txt barlink test dev .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt barlink test dev .no.prefetch.landmark baz.txt bar foo3.txt test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test2 foo1.txt barlink test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":275,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":369,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":461,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":845,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":865,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":885,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":905,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":244,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":264,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":594,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":978,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":998,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1018,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1038,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test2 .no.prefetch.landmark bar test dev baz.txt foo1.txt foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 275, NextOffset: 369
-    testutil.go:509: Offset: 390, NextOffset: 502
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 369, NextOffset: 461
-    testutil.go:509: Offset: 502, NextOffset: 594
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":275,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":369,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":461,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":855,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":875,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":895,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":915,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":244,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":264,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":594,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1028,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1048,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev barlink test2]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 461, NextOffset: 845
-    testutil.go:509: Offset: 594, NextOffset: 978
+    testutil.go:509: Offset: 461, NextOffset: 855
+    testutil.go:509: Offset: 594, NextOffset: 988
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 845, NextOffset: 865
-    testutil.go:509: Offset: 978, NextOffset: 998
-    testutil.go:509: Offset: 865, NextOffset: 885
-    testutil.go:509: Offset: 998, NextOffset: 1018
-    testutil.go:509: Offset: 885, NextOffset: 905
-    testutil.go:509: Offset: 1018, NextOffset: 1038
-    testutil.go:509: Offset: 905, NextOffset: 2223
-    testutil.go:509: Offset: 1038, NextOffset: 2500
+    testutil.go:509: Offset: 855, NextOffset: 875
+    testutil.go:509: Offset: 988, NextOffset: 1008
+    testutil.go:509: Offset: 875, NextOffset: 895
+    testutil.go:509: Offset: 1008, NextOffset: 1028
+    testutil.go:509: Offset: 895, NextOffset: 915
+    testutil.go:509: Offset: 1028, NextOffset: 1048
+    testutil.go:509: Offset: 915, NextOffset: 2238
+    testutil.go:509: Offset: 1048, NextOffset: 2512
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -243860,14 +244979,16 @@
     testutil.go:509: Offset: 264, NextOffset: 284
     testutil.go:509: Offset: 187, NextOffset: 275
     testutil.go:509: Offset: 284, NextOffset: 390
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 275, NextOffset: 369
+    testutil.go:509: Offset: 390, NextOffset: 502
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 369, NextOffset: 461
+    testutil.go:509: Offset: 502, NextOffset: 594
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark bar test dev baz.txt foo1.txt foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 594, NextOffset: 978
-    testutil.go:509: Offset: 461, NextOffset: 845
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt test dev barlink test2 .no.prefetch.landmark baz.txt foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 204
     testutil.go:509: Offset: 87, NextOffset: 107
@@ -243881,28 +245002,37 @@
     testutil.go:509: Offset: 167, NextOffset: 187
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:509: Offset: 187, NextOffset: 275
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 390, NextOffset: 502
+    testutil.go:509: Offset: 275, NextOffset: 369
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 502, NextOffset: 594
     testutil.go:509: Offset: 369, NextOffset: 461
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 594, NextOffset: 988
+    testutil.go:509: Offset: 461, NextOffset: 855
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 978, NextOffset: 998
-    testutil.go:509: Offset: 845, NextOffset: 865
-    testutil.go:509: Offset: 998, NextOffset: 1018
-    testutil.go:509: Offset: 865, NextOffset: 885
-    testutil.go:509: Offset: 1018, NextOffset: 1038
-    testutil.go:509: Offset: 885, NextOffset: 905
-    testutil.go:509: Offset: 1038, NextOffset: 2500
-    testutil.go:509: Offset: 905, NextOffset: 2223
+    testutil.go:509: Offset: 988, NextOffset: 1008
+    testutil.go:509: Offset: 855, NextOffset: 875
+    testutil.go:509: Offset: 1008, NextOffset: 1028
+    testutil.go:509: Offset: 875, NextOffset: 895
+    testutil.go:509: Offset: 1028, NextOffset: 1048
+    testutil.go:509: Offset: 895, NextOffset: 915
+    testutil.go:509: Offset: 1048, NextOffset: 2512
+    testutil.go:509: Offset: 915, NextOffset: 2238
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 204
     testutil.go:509: Offset: 87, NextOffset: 107
@@ -243916,135 +245046,153 @@
     testutil.go:509: Offset: 167, NextOffset: 187
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:509: Offset: 187, NextOffset: 275
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 390, NextOffset: 502
-    testutil.go:509: Offset: 275, NextOffset: 369
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [dev .no.prefetch.landmark bar barlink test2 baz.txt foo1.txt foo3.txt test]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt barlink test dev test2 foo1.txt bar .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt test dev .no.prefetch.landmark bar barlink test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink test dev test2 foo1.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":281,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":377,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":858,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":878,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":898,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":918,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":226,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":266,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":508,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1009,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1029,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1049,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":281,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":377,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":866,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":886,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":906,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":926,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":226,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":266,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":508,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1017,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1037,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1057,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test baz.txt dev test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt test test2 foo1.txt bar foo3.txt barlink dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 469, NextOffset: 866
+    testutil.go:509: Offset: 600, NextOffset: 997
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 866, NextOffset: 886
+    testutil.go:509: Offset: 997, NextOffset: 1017
+    testutil.go:509: Offset: 886, NextOffset: 906
+    testutil.go:509: Offset: 1017, NextOffset: 1037
+    testutil.go:509: Offset: 906, NextOffset: 926
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 926, NextOffset: 2248
+    testutil.go:509: Offset: 1057, NextOffset: 2523
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -244081,52 +245229,23 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 377, NextOffset: 469
     testutil.go:509: Offset: 508, NextOffset: 600
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 469, NextOffset: 858
-    testutil.go:509: Offset: 600, NextOffset: 989
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 858, NextOffset: 878
-    testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 878, NextOffset: 898
-    testutil.go:509: Offset: 1009, NextOffset: 1029
-    testutil.go:509: Offset: 898, NextOffset: 918
-    testutil.go:509: Offset: 1029, NextOffset: 1049
-    testutil.go:509: Offset: 918, NextOffset: 2242
-    testutil.go:509: Offset: 1049, NextOffset: 2516
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test baz.txt dev test2 .no.prefetch.landmark foo1.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 394, NextOffset: 508
-    testutil.go:509: Offset: 281, NextOffset: 377
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink dev .no.prefetch.landmark baz.txt test test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 508, NextOffset: 600
     testutil.go:509: Offset: 377, NextOffset: 469
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 600, NextOffset: 989
-    testutil.go:509: Offset: 469, NextOffset: 858
+    testutil.go:509: Offset: 600, NextOffset: 997
+    testutil.go:509: Offset: 469, NextOffset: 866
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 858, NextOffset: 878
-    testutil.go:509: Offset: 1009, NextOffset: 1029
-    testutil.go:509: Offset: 878, NextOffset: 898
-    testutil.go:509: Offset: 1029, NextOffset: 1049
-    testutil.go:509: Offset: 898, NextOffset: 918
-    testutil.go:509: Offset: 1049, NextOffset: 2516
-    testutil.go:509: Offset: 918, NextOffset: 2242
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 206
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -244140,12 +245259,17 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:509: Offset: 191, NextOffset: 281
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 997, NextOffset: 1017
+    testutil.go:509: Offset: 866, NextOffset: 886
+    testutil.go:509: Offset: 1017, NextOffset: 1037
+    testutil.go:509: Offset: 886, NextOffset: 906
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 906, NextOffset: 926
+    testutil.go:509: Offset: 1057, NextOffset: 2523
+    testutil.go:509: Offset: 926, NextOffset: 2248
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -244161,72 +245285,111 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:509: Offset: 191, NextOffset: 281
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 394, NextOffset: 508
+    testutil.go:509: Offset: 281, NextOffset: 377
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 bar barlink .no.prefetch.landmark baz.txt foo1.txt foo3.txt test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test bar dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test dev test2 bar barlink .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -244234,64 +245397,23 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":277,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":370,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":459,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":768,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":788,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":808,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":828,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":392,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":504,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":593,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":902,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":922,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":962,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":277,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":370,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":459,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":768,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":788,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":808,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":828,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":392,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":504,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":593,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":902,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":922,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":962,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark baz.txt foo1.txt bar test dev test2 foo3.txt barlink]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 370, NextOffset: 459
-    testutil.go:509: Offset: 504, NextOffset: 593
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt bar foo3.txt barlink test dev .no.prefetch.landmark foo1.txt test2]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 459, NextOffset: 768
     testutil.go:509: Offset: 593, NextOffset: 902
@@ -244305,10 +245427,10 @@
     testutil.go:509: Offset: 922, NextOffset: 942
     testutil.go:509: Offset: 808, NextOffset: 828
     testutil.go:509: Offset: 942, NextOffset: 962
-    testutil.go:509: Offset: 828, NextOffset: 2050
+    testutil.go:509: Offset: 828, NextOffset: 2052
     testutil.go:509: Offset: 962, NextOffset: 2339
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -244344,13 +245466,35 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 277, NextOffset: 370
     testutil.go:509: Offset: 392, NextOffset: 504
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 370, NextOffset: 459
+    testutil.go:509: Offset: 504, NextOffset: 593
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 foo3.txt barlink .no.prefetch.landmark baz.txt foo1.txt bar test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev .no.prefetch.landmark foo1.txt test2 baz.txt bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 185, NextOffset: 205
+    testutil.go:509: Offset: 89, NextOffset: 109
+    testutil.go:509: Offset: 205, NextOffset: 225
+    testutil.go:509: Offset: 109, NextOffset: 129
+    testutil.go:509: Offset: 225, NextOffset: 245
+    testutil.go:509: Offset: 129, NextOffset: 149
+    testutil.go:509: Offset: 245, NextOffset: 265
+    testutil.go:509: Offset: 149, NextOffset: 169
+    testutil.go:509: Offset: 265, NextOffset: 285
+    testutil.go:509: Offset: 169, NextOffset: 189
+    testutil.go:509: Offset: 285, NextOffset: 392
+    testutil.go:509: Offset: 189, NextOffset: 277
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 504, NextOffset: 593
     testutil.go:509: Offset: 370, NextOffset: 459
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 593, NextOffset: 902
+    testutil.go:509: Offset: 459, NextOffset: 768
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -244361,13 +245505,16 @@
     testutil.go:509: Offset: 942, NextOffset: 962
     testutil.go:509: Offset: 808, NextOffset: 828
     testutil.go:509: Offset: 962, NextOffset: 2339
-    testutil.go:509: Offset: 828, NextOffset: 2050
+    testutil.go:509: Offset: 828, NextOffset: 2052
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 392, NextOffset: 504
+    testutil.go:509: Offset: 277, NextOffset: 370
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -244383,32 +245530,15 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 285, NextOffset: 392
     testutil.go:509: Offset: 189, NextOffset: 277
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 593, NextOffset: 902
-    testutil.go:509: Offset: 459, NextOffset: 768
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 185, NextOffset: 205
-    testutil.go:509: Offset: 89, NextOffset: 109
-    testutil.go:509: Offset: 205, NextOffset: 225
-    testutil.go:509: Offset: 109, NextOffset: 129
-    testutil.go:509: Offset: 225, NextOffset: 245
-    testutil.go:509: Offset: 129, NextOffset: 149
-    testutil.go:509: Offset: 245, NextOffset: 265
-    testutil.go:509: Offset: 149, NextOffset: 169
-    testutil.go:509: Offset: 265, NextOffset: 285
-    testutil.go:509: Offset: 169, NextOffset: 189
-    testutil.go:509: Offset: 285, NextOffset: 392
-    testutil.go:509: Offset: 189, NextOffset: 277
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 392, NextOffset: 504
-    testutil.go:509: Offset: 277, NextOffset: 370
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark bar foo3.txt dev test2 baz.txt foo1.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark bar foo3.txt barlink baz.txt foo1.txt test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
@@ -244417,66 +245547,66 @@
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt dev test2 baz.txt foo1.txt barlink test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark bar foo3.txt barlink baz.txt foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1858
+    testutil.go:509: Offset: 0, NextOffset: 1702
+    testutil.go:509: Offset: 91, NextOffset: 1858
+    testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -244496,43 +245626,36 @@
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1858
-    testutil.go:509: Offset: 0, NextOffset: 1702
-    testutil.go:509: Offset: 91, NextOffset: 1858
-    testutil.go:509: Offset: 0, NextOffset: 1702
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":378,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":792,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":812,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":832,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":852,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":267,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":287,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":510,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":602,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":924,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":944,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":964,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":378,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":792,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":812,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":832,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":852,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":267,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":287,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":510,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":602,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":924,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":944,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":964,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo3.txt barlink test dev .no.prefetch.landmark baz.txt foo1.txt test2 bar]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 470, NextOffset: 792
-    testutil.go:509: Offset: 602, NextOffset: 924
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [barlink test2 baz.txt bar test dev .no.prefetch.landmark foo1.txt foo3.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -244543,9 +245666,9 @@
     testutil.go:509: Offset: 832, NextOffset: 852
     testutil.go:509: Offset: 964, NextOffset: 984
     testutil.go:509: Offset: 852, NextOffset: 2095
-    testutil.go:509: Offset: 984, NextOffset: 2363
+    testutil.go:509: Offset: 984, NextOffset: 2361
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -244586,11 +245709,19 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 378, NextOffset: 470
     testutil.go:509: Offset: 510, NextOffset: 602
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 470, NextOffset: 792
+    testutil.go:509: Offset: 602, NextOffset: 924
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt test2 bar foo3.txt barlink test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt foo3.txt barlink test2 baz.txt bar test dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 396, NextOffset: 510
     testutil.go:509: Offset: 283, NextOffset: 378
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 602, NextOffset: 924
+    testutil.go:509: Offset: 470, NextOffset: 792
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -244606,15 +245737,24 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 287, NextOffset: 396
     testutil.go:509: Offset: 191, NextOffset: 283
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 91, NextOffset: 111
+    testutil.go:509: Offset: 207, NextOffset: 227
+    testutil.go:509: Offset: 111, NextOffset: 131
+    testutil.go:509: Offset: 227, NextOffset: 247
+    testutil.go:509: Offset: 131, NextOffset: 151
+    testutil.go:509: Offset: 247, NextOffset: 267
+    testutil.go:509: Offset: 151, NextOffset: 171
+    testutil.go:509: Offset: 267, NextOffset: 287
+    testutil.go:509: Offset: 171, NextOffset: 191
+    testutil.go:509: Offset: 287, NextOffset: 396
+    testutil.go:509: Offset: 191, NextOffset: 283
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 510, NextOffset: 602
     testutil.go:509: Offset: 378, NextOffset: 470
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 602, NextOffset: 924
-    testutil.go:509: Offset: 470, NextOffset: 792
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -244624,161 +245764,140 @@
     testutil.go:509: Offset: 812, NextOffset: 832
     testutil.go:509: Offset: 964, NextOffset: 984
     testutil.go:509: Offset: 832, NextOffset: 852
-    testutil.go:509: Offset: 984, NextOffset: 2363
+    testutil.go:509: Offset: 984, NextOffset: 2361
     testutil.go:509: Offset: 852, NextOffset: 2095
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 91, NextOffset: 111
-    testutil.go:509: Offset: 207, NextOffset: 227
-    testutil.go:509: Offset: 111, NextOffset: 131
-    testutil.go:509: Offset: 227, NextOffset: 247
-    testutil.go:509: Offset: 131, NextOffset: 151
-    testutil.go:509: Offset: 247, NextOffset: 267
-    testutil.go:509: Offset: 151, NextOffset: 171
-    testutil.go:509: Offset: 267, NextOffset: 287
-    testutil.go:509: Offset: 171, NextOffset: 191
-    testutil.go:509: Offset: 287, NextOffset: 396
-    testutil.go:509: Offset: 191, NextOffset: 283
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark barlink baz.txt foo1.txt bar foo3.txt test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [foo1.txt bar test dev .no.prefetch.landmark baz.txt foo3.txt barlink test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt foo3.txt barlink test2 foo1.txt bar test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test dev test2 .no.prefetch.landmark barlink baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":284,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":383,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":479,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":786,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":806,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":826,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":846,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":267,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":912,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":932,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":952,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":972,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":284,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":383,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":479,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":786,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":806,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":826,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":846,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":267,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":912,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":932,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":952,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":972,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink test dev test2 baz.txt bar]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 284, NextOffset: 383
-    testutil.go:509: Offset: 395, NextOffset: 509
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 383, NextOffset: 479
-    testutil.go:509: Offset: 509, NextOffset: 605
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar barlink dev baz.txt foo1.txt foo3.txt test test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 479, NextOffset: 786
     testutil.go:509: Offset: 605, NextOffset: 912
@@ -244792,10 +245911,10 @@
     testutil.go:509: Offset: 932, NextOffset: 952
     testutil.go:509: Offset: 826, NextOffset: 846
     testutil.go:509: Offset: 952, NextOffset: 972
-    testutil.go:509: Offset: 846, NextOffset: 2079
-    testutil.go:509: Offset: 972, NextOffset: 2356
+    testutil.go:509: Offset: 846, NextOffset: 2078
+    testutil.go:509: Offset: 972, NextOffset: 2355
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -244828,15 +245947,35 @@
     testutil.go:509: Offset: 267, NextOffset: 287
     testutil.go:509: Offset: 189, NextOffset: 284
     testutil.go:509: Offset: 287, NextOffset: 395
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 284, NextOffset: 383
+    testutil.go:509: Offset: 395, NextOffset: 509
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 383, NextOffset: 479
+    testutil.go:509: Offset: 509, NextOffset: 605
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt bar .no.prefetch.landmark foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt test test2 .no.prefetch.landmark bar barlink dev baz.txt foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 89, NextOffset: 109
+    testutil.go:509: Offset: 207, NextOffset: 227
+    testutil.go:509: Offset: 109, NextOffset: 129
+    testutil.go:509: Offset: 227, NextOffset: 247
+    testutil.go:509: Offset: 129, NextOffset: 149
+    testutil.go:509: Offset: 247, NextOffset: 267
+    testutil.go:509: Offset: 149, NextOffset: 169
+    testutil.go:509: Offset: 267, NextOffset: 287
+    testutil.go:509: Offset: 169, NextOffset: 189
+    testutil.go:509: Offset: 287, NextOffset: 395
+    testutil.go:509: Offset: 189, NextOffset: 284
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 395, NextOffset: 509
     testutil.go:509: Offset: 284, NextOffset: 383
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 605, NextOffset: 912
     testutil.go:509: Offset: 479, NextOffset: 786
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -244846,14 +245985,8 @@
     testutil.go:509: Offset: 806, NextOffset: 826
     testutil.go:509: Offset: 952, NextOffset: 972
     testutil.go:509: Offset: 826, NextOffset: 846
-    testutil.go:509: Offset: 972, NextOffset: 2356
-    testutil.go:509: Offset: 846, NextOffset: 2079
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:509: Offset: 972, NextOffset: 2355
+    testutil.go:509: Offset: 846, NextOffset: 2078
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -244869,36 +246002,26 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 287, NextOffset: 395
     testutil.go:509: Offset: 189, NextOffset: 284
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 89, NextOffset: 109
-    testutil.go:509: Offset: 207, NextOffset: 227
-    testutil.go:509: Offset: 109, NextOffset: 129
-    testutil.go:509: Offset: 227, NextOffset: 247
-    testutil.go:509: Offset: 129, NextOffset: 149
-    testutil.go:509: Offset: 247, NextOffset: 267
-    testutil.go:509: Offset: 149, NextOffset: 169
-    testutil.go:509: Offset: 267, NextOffset: 287
-    testutil.go:509: Offset: 169, NextOffset: 189
-    testutil.go:509: Offset: 287, NextOffset: 395
-    testutil.go:509: Offset: 189, NextOffset: 284
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 509, NextOffset: 605
     testutil.go:509: Offset: 383, NextOffset: 479
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink baz.txt test dev test2]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink dev test test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
@@ -244907,32 +246030,40 @@
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
@@ -244941,17 +246072,21 @@
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink baz.txt test dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink dev test test2 .no.prefetch.landmark baz.txt foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
@@ -244960,13 +246095,13 @@
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
@@ -244975,14 +246110,6 @@
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
@@ -245009,10 +246136,13 @@
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":285,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":793,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":813,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":833,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":853,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":189,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":209,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":229,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":269,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":399,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":514,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":612,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":922,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":942,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":962,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":982,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":285,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":793,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":813,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":833,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":853,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":189,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":209,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":229,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":269,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":399,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":514,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":612,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":922,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":942,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":962,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":982,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test barlink dev test2]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt bar barlink test2 .no.prefetch.landmark foo1.txt foo3.txt test dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 483, NextOffset: 793
+    testutil.go:509: Offset: 612, NextOffset: 922
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -245027,10 +246157,10 @@
     testutil.go:509: Offset: 982, NextOffset: 2370
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -245067,20 +246197,31 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 385, NextOffset: 483
     testutil.go:509: Offset: 514, NextOffset: 612
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt test dev baz.txt bar barlink test2 .no.prefetch.landmark foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 399, NextOffset: 514
+    testutil.go:509: Offset: 285, NextOffset: 385
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 483, NextOffset: 793
     testutil.go:509: Offset: 612, NextOffset: 922
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 483, NextOffset: 793
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 922, NextOffset: 942
+    testutil.go:509: Offset: 793, NextOffset: 813
+    testutil.go:509: Offset: 942, NextOffset: 962
+    testutil.go:509: Offset: 813, NextOffset: 833
+    testutil.go:509: Offset: 962, NextOffset: 982
+    testutil.go:509: Offset: 833, NextOffset: 853
+    testutil.go:509: Offset: 982, NextOffset: 2370
+    testutil.go:509: Offset: 853, NextOffset: 2083
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 189, NextOffset: 209
     testutil.go:509: Offset: 89, NextOffset: 109
@@ -245094,6 +246235,14 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 289, NextOffset: 399
     testutil.go:509: Offset: 189, NextOffset: 285
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 514, NextOffset: 612
+    testutil.go:509: Offset: 385, NextOffset: 483
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 189, NextOffset: 209
     testutil.go:509: Offset: 89, NextOffset: 109
@@ -245107,179 +246256,154 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 289, NextOffset: 399
     testutil.go:509: Offset: 189, NextOffset: 285
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test dev baz.txt foo1.txt bar barlink test2 .no.prefetch.landmark foo3.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 399, NextOffset: 514
-    testutil.go:509: Offset: 285, NextOffset: 385
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 514, NextOffset: 612
-    testutil.go:509: Offset: 385, NextOffset: 483
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 612, NextOffset: 922
-    testutil.go:509: Offset: 483, NextOffset: 793
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 922, NextOffset: 942
-    testutil.go:509: Offset: 793, NextOffset: 813
-    testutil.go:509: Offset: 942, NextOffset: 962
-    testutil.go:509: Offset: 813, NextOffset: 833
-    testutil.go:509: Offset: 962, NextOffset: 982
-    testutil.go:509: Offset: 833, NextOffset: 853
-    testutil.go:509: Offset: 982, NextOffset: 2370
-    testutil.go:509: Offset: 853, NextOffset: 2083
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt barlink test dev .no.prefetch.landmark bar foo3.txt test2]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo3.txt test dev baz.txt foo1.txt bar barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt test2 baz.txt foo1.txt barlink test dev .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":487,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":818,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":838,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":858,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":878,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":628,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":959,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":979,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":999,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1019,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":487,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":819,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":839,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":859,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":879,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":628,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":960,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":980,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1000,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1020,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 foo1.txt bar dev .no.prefetch.landmark baz.txt foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 288, NextOffset: 390
-    testutil.go:509: Offset: 409, NextOffset: 531
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar foo3.txt test test2 foo1.txt barlink dev .no.prefetch.landmark]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 390, NextOffset: 487
     testutil.go:509: Offset: 531, NextOffset: 628
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 487, NextOffset: 818
-    testutil.go:509: Offset: 628, NextOffset: 959
+    testutil.go:509: Offset: 487, NextOffset: 819
+    testutil.go:509: Offset: 628, NextOffset: 960
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 818, NextOffset: 838
-    testutil.go:509: Offset: 959, NextOffset: 979
-    testutil.go:509: Offset: 838, NextOffset: 858
-    testutil.go:509: Offset: 979, NextOffset: 999
-    testutil.go:509: Offset: 858, NextOffset: 878
-    testutil.go:509: Offset: 999, NextOffset: 1019
-    testutil.go:509: Offset: 878, NextOffset: 2222
-    testutil.go:509: Offset: 1019, NextOffset: 2505
+    testutil.go:509: Offset: 819, NextOffset: 839
+    testutil.go:509: Offset: 960, NextOffset: 980
+    testutil.go:509: Offset: 839, NextOffset: 859
+    testutil.go:509: Offset: 980, NextOffset: 1000
+    testutil.go:509: Offset: 859, NextOffset: 879
+    testutil.go:509: Offset: 1000, NextOffset: 1020
+    testutil.go:509: Offset: 879, NextOffset: 2224
+    testutil.go:509: Offset: 1020, NextOffset: 2506
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -245312,8 +246436,18 @@
     testutil.go:509: Offset: 274, NextOffset: 294
     testutil.go:509: Offset: 193, NextOffset: 288
     testutil.go:509: Offset: 294, NextOffset: 409
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 288, NextOffset: 390
+    testutil.go:509: Offset: 409, NextOffset: 531
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test test2 foo1.txt bar dev .no.prefetch.landmark baz.txt foo3.txt barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt test test2 foo1.txt barlink dev .no.prefetch.landmark baz.txt bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 194, NextOffset: 214
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -245327,21 +246461,25 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 294, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 288
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 531, NextOffset: 628
+    testutil.go:509: Offset: 390, NextOffset: 487
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 628, NextOffset: 959
-    testutil.go:509: Offset: 487, NextOffset: 818
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 628, NextOffset: 960
+    testutil.go:509: Offset: 487, NextOffset: 819
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 959, NextOffset: 979
-    testutil.go:509: Offset: 818, NextOffset: 838
-    testutil.go:509: Offset: 979, NextOffset: 999
-    testutil.go:509: Offset: 838, NextOffset: 858
-    testutil.go:509: Offset: 999, NextOffset: 1019
-    testutil.go:509: Offset: 858, NextOffset: 878
-    testutil.go:509: Offset: 1019, NextOffset: 2505
-    testutil.go:509: Offset: 878, NextOffset: 2222
+    testutil.go:509: Offset: 960, NextOffset: 980
+    testutil.go:509: Offset: 819, NextOffset: 839
+    testutil.go:509: Offset: 980, NextOffset: 1000
+    testutil.go:509: Offset: 839, NextOffset: 859
+    testutil.go:509: Offset: 1000, NextOffset: 1020
+    testutil.go:509: Offset: 859, NextOffset: 879
+    testutil.go:509: Offset: 1020, NextOffset: 2506
+    testutil.go:509: Offset: 879, NextOffset: 2224
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -245360,46 +246498,43 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 409, NextOffset: 531
     testutil.go:509: Offset: 288, NextOffset: 390
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 531, NextOffset: 628
-    testutil.go:509: Offset: 390, NextOffset: 487
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [barlink test dev test2 foo1.txt bar .no.prefetch.landmark baz.txt foo3.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test2 .no.prefetch.landmark baz.txt foo1.txt bar barlink foo3.txt test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
@@ -245410,21 +246545,13 @@
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
@@ -245434,10 +246561,14 @@
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar .no.prefetch.landmark baz.txt foo3.txt barlink test dev test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink foo3.txt test dev test2 .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
@@ -245446,15 +246577,19 @@
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
@@ -245463,14 +246598,6 @@
     testutil.go:509: Offset: 0, NextOffset: 1801
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
@@ -245493,10 +246620,30 @@
     testutil.go:509: Offset: 101, NextOffset: 1950
     testutil.go:509: Offset: 0, NextOffset: 1801
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":94,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":114,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":134,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":194,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":833,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":853,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":873,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":893,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":538,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":638,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":975,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":995,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1015,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1035,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":94,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":114,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":134,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":194,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":834,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":854,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":874,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":894,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":538,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":638,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":976,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":996,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1016,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1036,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar barlink test .no.prefetch.landmark foo3.txt dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo3.txt barlink test2 foo1.txt bar test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 834, NextOffset: 854
+    testutil.go:509: Offset: 976, NextOffset: 996
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 996, NextOffset: 1016
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1016, NextOffset: 1036
+    testutil.go:509: Offset: 894, NextOffset: 2203
+    testutil.go:509: Offset: 1036, NextOffset: 2527
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 94, NextOffset: 114
     testutil.go:509: Offset: 196, NextOffset: 216
@@ -245510,37 +246657,6 @@
     testutil.go:509: Offset: 276, NextOffset: 296
     testutil.go:509: Offset: 194, NextOffset: 292
     testutil.go:509: Offset: 296, NextOffset: 415
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 292, NextOffset: 396
-    testutil.go:509: Offset: 415, NextOffset: 538
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 396, NextOffset: 496
-    testutil.go:509: Offset: 538, NextOffset: 638
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 496, NextOffset: 833
-    testutil.go:509: Offset: 638, NextOffset: 975
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 833, NextOffset: 853
-    testutil.go:509: Offset: 975, NextOffset: 995
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 995, NextOffset: 1015
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1015, NextOffset: 1035
-    testutil.go:509: Offset: 893, NextOffset: 2204
-    testutil.go:509: Offset: 1035, NextOffset: 2529
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 94, NextOffset: 114
     testutil.go:509: Offset: 196, NextOffset: 216
@@ -245554,8 +246670,19 @@
     testutil.go:509: Offset: 276, NextOffset: 296
     testutil.go:509: Offset: 194, NextOffset: 292
     testutil.go:509: Offset: 296, NextOffset: 415
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 292, NextOffset: 396
+    testutil.go:509: Offset: 415, NextOffset: 538
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 396, NextOffset: 496
+    testutil.go:509: Offset: 538, NextOffset: 638
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 496, NextOffset: 834
+    testutil.go:509: Offset: 638, NextOffset: 976
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test .no.prefetch.landmark foo3.txt dev test2 baz.txt foo1.txt bar barlink] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test2 foo1.txt bar test dev .no.prefetch.landmark] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 196, NextOffset: 216
     testutil.go:509: Offset: 94, NextOffset: 114
@@ -245569,35 +246696,10 @@
     testutil.go:509: Offset: 174, NextOffset: 194
     testutil.go:509: Offset: 296, NextOffset: 415
     testutil.go:509: Offset: 194, NextOffset: 292
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 415, NextOffset: 538
-    testutil.go:509: Offset: 292, NextOffset: 396
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 538, NextOffset: 638
-    testutil.go:509: Offset: 396, NextOffset: 496
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 975, NextOffset: 995
-    testutil.go:509: Offset: 833, NextOffset: 853
-    testutil.go:509: Offset: 995, NextOffset: 1015
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 1015, NextOffset: 1035
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1035, NextOffset: 2529
-    testutil.go:509: Offset: 893, NextOffset: 2204
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 638, NextOffset: 975
-    testutil.go:509: Offset: 496, NextOffset: 833
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 638, NextOffset: 976
+    testutil.go:509: Offset: 496, NextOffset: 834
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -245613,132 +246715,157 @@
     testutil.go:509: Offset: 174, NextOffset: 194
     testutil.go:509: Offset: 296, NextOffset: 415
     testutil.go:509: Offset: 194, NextOffset: 292
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt barlink dev bar foo3.txt test test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 415, NextOffset: 538
+    testutil.go:509: Offset: 292, NextOffset: 396
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 538, NextOffset: 638
+    testutil.go:509: Offset: 396, NextOffset: 496
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 976, NextOffset: 996
+    testutil.go:509: Offset: 834, NextOffset: 854
+    testutil.go:509: Offset: 996, NextOffset: 1016
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 1016, NextOffset: 1036
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1036, NextOffset: 2527
+    testutil.go:509: Offset: 894, NextOffset: 2203
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo3.txt barlink dev .no.prefetch.landmark baz.txt foo1.txt bar test test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink dev bar foo3.txt test test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar test test2 foo3.txt barlink dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1955
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1789
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1955
-    testutil.go:509: Offset: 0, NextOffset: 1788
+    testutil.go:509: Offset: 0, NextOffset: 1789
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":95,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":135,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":155,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":175,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":195,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":495,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":832,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":852,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":872,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":892,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":991,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1011,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1031,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":95,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":135,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":155,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":175,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":195,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":495,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":832,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":852,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":872,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":892,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":971,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":991,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1011,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1031,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt bar test]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark bar foo3.txt test dev baz.txt foo1.txt barlink test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -245750,13 +246877,13 @@
     testutil.go:509: Offset: 872, NextOffset: 892
     testutil.go:509: Offset: 1011, NextOffset: 1031
     testutil.go:509: Offset: 892, NextOffset: 2198
-    testutil.go:509: Offset: 1031, NextOffset: 2520
+    testutil.go:509: Offset: 1031, NextOffset: 2522
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -245797,7 +246924,13 @@
     testutil.go:509: Offset: 495, NextOffset: 832
     testutil.go:509: Offset: 634, NextOffset: 971
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar test foo3.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt test dev baz.txt foo1.txt barlink test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 411, NextOffset: 534
+    testutil.go:509: Offset: 292, NextOffset: 395
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 95, NextOffset: 115
@@ -245811,14 +246944,14 @@
     testutil.go:509: Offset: 175, NextOffset: 195
     testutil.go:509: Offset: 295, NextOffset: 411
     testutil.go:509: Offset: 195, NextOffset: 292
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 411, NextOffset: 534
-    testutil.go:509: Offset: 292, NextOffset: 395
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 534, NextOffset: 634
     testutil.go:509: Offset: 395, NextOffset: 495
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 634, NextOffset: 971
+    testutil.go:509: Offset: 495, NextOffset: 832
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -245828,20 +246961,14 @@
     testutil.go:509: Offset: 852, NextOffset: 872
     testutil.go:509: Offset: 1011, NextOffset: 1031
     testutil.go:509: Offset: 872, NextOffset: 892
-    testutil.go:509: Offset: 1031, NextOffset: 2520
+    testutil.go:509: Offset: 1031, NextOffset: 2522
     testutil.go:509: Offset: 892, NextOffset: 2198
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 634, NextOffset: 971
-    testutil.go:509: Offset: 495, NextOffset: 832
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 95, NextOffset: 115
@@ -245856,16 +246983,10 @@
     testutil.go:509: Offset: 295, NextOffset: 411
     testutil.go:509: Offset: 195, NextOffset: 292
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark foo1.txt foo3.txt test dev baz.txt bar barlink test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt barlink test test2 foo1.txt dev .no.prefetch.landmark baz.txt bar]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -245917,8 +247038,14 @@
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar barlink test2 .no.prefetch.landmark foo1.txt foo3.txt test dev baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt barlink test test2 foo1.txt dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
@@ -245937,12 +247064,13 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
@@ -245951,36 +247079,43 @@
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1779
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":96,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":116,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":136,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":156,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":196,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":293,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":398,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":838,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":858,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":878,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":898,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":416,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":641,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":981,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1001,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1021,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1041,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":96,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":116,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":136,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":156,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":196,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":293,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":398,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":838,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":858,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":878,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":898,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":416,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":641,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":981,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1001,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1021,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1041,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test2 baz.txt foo1.txt foo3.txt barlink test .no.prefetch.landmark bar dev]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo3.txt barlink test dev test2 .no.prefetch.landmark foo1.txt bar]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 398, NextOffset: 498
+    testutil.go:509: Offset: 541, NextOffset: 641
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 498, NextOffset: 838
+    testutil.go:509: Offset: 641, NextOffset: 981
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -245992,9 +247127,9 @@
     testutil.go:509: Offset: 878, NextOffset: 898
     testutil.go:509: Offset: 1021, NextOffset: 1041
     testutil.go:509: Offset: 898, NextOffset: 2243
-    testutil.go:509: Offset: 1041, NextOffset: 2536
+    testutil.go:509: Offset: 1041, NextOffset: 2538
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -246030,42 +247165,16 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 293, NextOffset: 398
     testutil.go:509: Offset: 416, NextOffset: 541
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 398, NextOffset: 498
-    testutil.go:509: Offset: 541, NextOffset: 641
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 498, NextOffset: 838
-    testutil.go:509: Offset: 641, NextOffset: 981
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar dev test2 baz.txt foo1.txt foo3.txt barlink test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test dev test2 .no.prefetch.landmark foo1.txt bar] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 416, NextOffset: 541
+    testutil.go:509: Offset: 293, NextOffset: 398
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 541, NextOffset: 641
     testutil.go:509: Offset: 398, NextOffset: 498
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 198, NextOffset: 218
-    testutil.go:509: Offset: 96, NextOffset: 116
-    testutil.go:509: Offset: 218, NextOffset: 238
-    testutil.go:509: Offset: 116, NextOffset: 136
-    testutil.go:509: Offset: 238, NextOffset: 258
-    testutil.go:509: Offset: 136, NextOffset: 156
-    testutil.go:509: Offset: 258, NextOffset: 278
-    testutil.go:509: Offset: 156, NextOffset: 176
-    testutil.go:509: Offset: 278, NextOffset: 298
-    testutil.go:509: Offset: 176, NextOffset: 196
-    testutil.go:509: Offset: 298, NextOffset: 416
-    testutil.go:509: Offset: 196, NextOffset: 293
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 96, NextOffset: 116
@@ -246079,9 +247188,6 @@
     testutil.go:509: Offset: 176, NextOffset: 196
     testutil.go:509: Offset: 298, NextOffset: 416
     testutil.go:509: Offset: 196, NextOffset: 293
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 416, NextOffset: 541
-    testutil.go:509: Offset: 293, NextOffset: 398
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 641, NextOffset: 981
     testutil.go:509: Offset: 498, NextOffset: 838
@@ -246095,13 +247201,34 @@
     testutil.go:509: Offset: 858, NextOffset: 878
     testutil.go:509: Offset: 1021, NextOffset: 1041
     testutil.go:509: Offset: 878, NextOffset: 898
-    testutil.go:509: Offset: 1041, NextOffset: 2536
+    testutil.go:509: Offset: 1041, NextOffset: 2538
     testutil.go:509: Offset: 898, NextOffset: 2243
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 198, NextOffset: 218
+    testutil.go:509: Offset: 96, NextOffset: 116
+    testutil.go:509: Offset: 218, NextOffset: 238
+    testutil.go:509: Offset: 116, NextOffset: 136
+    testutil.go:509: Offset: 238, NextOffset: 258
+    testutil.go:509: Offset: 136, NextOffset: 156
+    testutil.go:509: Offset: 258, NextOffset: 278
+    testutil.go:509: Offset: 156, NextOffset: 176
+    testutil.go:509: Offset: 278, NextOffset: 298
+    testutil.go:509: Offset: 176, NextOffset: 196
+    testutil.go:509: Offset: 298, NextOffset: 416
+    testutil.go:509: Offset: 196, NextOffset: 293
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar barlink test dev test2 foo1.txt foo3.txt .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
@@ -246126,11 +247253,11 @@
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -246160,15 +247287,7 @@
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 foo1.txt foo3.txt .no.prefetch.landmark baz.txt bar] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
@@ -246182,9 +247301,15 @@
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
@@ -246193,36 +247318,64 @@
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1952
     testutil.go:509: Offset: 0, NextOffset: 1806
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":487,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":893,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":913,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":933,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":953,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":628,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1034,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1054,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1074,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1094,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":487,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":896,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":916,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":936,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":956,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":628,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":1037,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1057,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1077,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1097,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo3.txt dev .no.prefetch.landmark baz.txt barlink test test2 foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test bar barlink dev test2]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 390, NextOffset: 487
+    testutil.go:509: Offset: 531, NextOffset: 628
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 487, NextOffset: 896
+    testutil.go:509: Offset: 628, NextOffset: 1037
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 896, NextOffset: 916
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 916, NextOffset: 936
+    testutil.go:509: Offset: 1057, NextOffset: 1077
+    testutil.go:509: Offset: 936, NextOffset: 956
+    testutil.go:509: Offset: 1077, NextOffset: 1097
+    testutil.go:509: Offset: 956, NextOffset: 2393
+    testutil.go:509: Offset: 1097, NextOffset: 2658
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -246254,34 +247407,8 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 288, NextOffset: 390
     testutil.go:509: Offset: 409, NextOffset: 531
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 390, NextOffset: 487
-    testutil.go:509: Offset: 531, NextOffset: 628
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 487, NextOffset: 893
-    testutil.go:509: Offset: 628, NextOffset: 1034
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1034, NextOffset: 1054
-    testutil.go:509: Offset: 913, NextOffset: 933
-    testutil.go:509: Offset: 1054, NextOffset: 1074
-    testutil.go:509: Offset: 933, NextOffset: 953
-    testutil.go:509: Offset: 1074, NextOffset: 1094
-    testutil.go:509: Offset: 953, NextOffset: 2393
-    testutil.go:509: Offset: 1094, NextOffset: 2653
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test test2 foo1.txt bar foo3.txt dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test bar barlink dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 194, NextOffset: 214
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -246295,18 +247422,35 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 294, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 288
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 409, NextOffset: 531
+    testutil.go:509: Offset: 288, NextOffset: 390
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 628, NextOffset: 1037
+    testutil.go:509: Offset: 487, NextOffset: 896
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1034, NextOffset: 1054
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1054, NextOffset: 1074
-    testutil.go:509: Offset: 913, NextOffset: 933
-    testutil.go:509: Offset: 1074, NextOffset: 1094
-    testutil.go:509: Offset: 933, NextOffset: 953
-    testutil.go:509: Offset: 1094, NextOffset: 2653
-    testutil.go:509: Offset: 953, NextOffset: 2393
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 896, NextOffset: 916
+    testutil.go:509: Offset: 1057, NextOffset: 1077
+    testutil.go:509: Offset: 916, NextOffset: 936
+    testutil.go:509: Offset: 1077, NextOffset: 1097
+    testutil.go:509: Offset: 936, NextOffset: 956
+    testutil.go:509: Offset: 1097, NextOffset: 2658
+    testutil.go:509: Offset: 956, NextOffset: 2393
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 531, NextOffset: 628
+    testutil.go:509: Offset: 390, NextOffset: 487
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -246322,174 +247466,154 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 294, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 288
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 409, NextOffset: 531
-    testutil.go:509: Offset: 288, NextOffset: 390
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 531, NextOffset: 628
-    testutil.go:509: Offset: 390, NextOffset: 487
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 628, NextOffset: 1034
-    testutil.go:509: Offset: 487, NextOffset: 893
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark bar test dev test2 baz.txt foo1.txt foo3.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt dev]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink .no.prefetch.landmark bar test dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2097
-    testutil.go:509: Offset: 0, NextOffset: 1920
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 101, NextOffset: 2095
+    testutil.go:509: Offset: 0, NextOffset: 1921
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":94,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":114,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":134,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":194,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":907,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":927,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":947,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":967,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":538,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":638,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1049,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1069,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1089,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1109,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":94,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":114,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":134,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":154,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":174,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":194,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":908,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":928,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":968,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":538,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":638,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1050,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1070,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1090,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1110,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test test2 .no.prefetch.landmark foo1.txt dev baz.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 292, NextOffset: 396
-    testutil.go:509: Offset: 415, NextOffset: 538
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar barlink test test2 .no.prefetch.landmark foo3.txt dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 396, NextOffset: 496
     testutil.go:509: Offset: 538, NextOffset: 638
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 496, NextOffset: 907
-    testutil.go:509: Offset: 638, NextOffset: 1049
+    testutil.go:509: Offset: 496, NextOffset: 908
+    testutil.go:509: Offset: 638, NextOffset: 1050
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 907, NextOffset: 927
-    testutil.go:509: Offset: 1049, NextOffset: 1069
-    testutil.go:509: Offset: 927, NextOffset: 947
-    testutil.go:509: Offset: 1069, NextOffset: 1089
-    testutil.go:509: Offset: 947, NextOffset: 967
-    testutil.go:509: Offset: 1089, NextOffset: 1109
-    testutil.go:509: Offset: 967, NextOffset: 2376
-    testutil.go:509: Offset: 1109, NextOffset: 2680
+    testutil.go:509: Offset: 908, NextOffset: 928
+    testutil.go:509: Offset: 1050, NextOffset: 1070
+    testutil.go:509: Offset: 928, NextOffset: 948
+    testutil.go:509: Offset: 1070, NextOffset: 1090
+    testutil.go:509: Offset: 948, NextOffset: 968
+    testutil.go:509: Offset: 1090, NextOffset: 1110
+    testutil.go:509: Offset: 968, NextOffset: 2371
+    testutil.go:509: Offset: 1110, NextOffset: 2680
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -246522,23 +247646,28 @@
     testutil.go:509: Offset: 276, NextOffset: 296
     testutil.go:509: Offset: 194, NextOffset: 292
     testutil.go:509: Offset: 296, NextOffset: 415
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 292, NextOffset: 396
+    testutil.go:509: Offset: 415, NextOffset: 538
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt dev baz.txt bar foo3.txt barlink test test2 .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 638, NextOffset: 1049
-    testutil.go:509: Offset: 496, NextOffset: 907
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt dev baz.txt foo1.txt bar barlink test test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 538, NextOffset: 638
+    testutil.go:509: Offset: 396, NextOffset: 496
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1049, NextOffset: 1069
-    testutil.go:509: Offset: 907, NextOffset: 927
-    testutil.go:509: Offset: 1069, NextOffset: 1089
-    testutil.go:509: Offset: 927, NextOffset: 947
-    testutil.go:509: Offset: 1089, NextOffset: 1109
-    testutil.go:509: Offset: 947, NextOffset: 967
-    testutil.go:509: Offset: 1109, NextOffset: 2680
-    testutil.go:509: Offset: 967, NextOffset: 2376
+    testutil.go:509: Offset: 1050, NextOffset: 1070
+    testutil.go:509: Offset: 908, NextOffset: 928
+    testutil.go:509: Offset: 1070, NextOffset: 1090
+    testutil.go:509: Offset: 928, NextOffset: 948
+    testutil.go:509: Offset: 1090, NextOffset: 1110
+    testutil.go:509: Offset: 948, NextOffset: 968
+    testutil.go:509: Offset: 1110, NextOffset: 2680
+    testutil.go:509: Offset: 968, NextOffset: 2371
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -246554,15 +247683,15 @@
     testutil.go:509: Offset: 174, NextOffset: 194
     testutil.go:509: Offset: 296, NextOffset: 415
     testutil.go:509: Offset: 194, NextOffset: 292
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 415, NextOffset: 538
-    testutil.go:509: Offset: 292, NextOffset: 396
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 638, NextOffset: 1050
+    testutil.go:509: Offset: 496, NextOffset: 908
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 196, NextOffset: 216
     testutil.go:509: Offset: 94, NextOffset: 114
@@ -246576,41 +247705,31 @@
     testutil.go:509: Offset: 174, NextOffset: 194
     testutil.go:509: Offset: 296, NextOffset: 415
     testutil.go:509: Offset: 194, NextOffset: 292
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 538, NextOffset: 638
-    testutil.go:509: Offset: 396, NextOffset: 496
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 415, NextOffset: 538
+    testutil.go:509: Offset: 292, NextOffset: 396
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo1.txt foo3.txt barlink test dev .no.prefetch.landmark baz.txt bar test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [bar barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -246618,95 +247737,107 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt barlink test dev .no.prefetch.landmark baz.txt bar test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2109
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
     testutil.go:509: Offset: 101, NextOffset: 2109
-    testutil.go:509: Offset: 0, NextOffset: 1923
+    testutil.go:509: Offset: 0, NextOffset: 1926
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":95,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":135,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":155,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":175,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":195,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":495,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":903,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":923,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":943,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1042,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1062,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1082,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1102,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":95,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":115,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":135,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":155,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":175,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":195,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":495,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":903,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":923,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":943,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":963,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":534,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":1042,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1062,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1082,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1102,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test2 foo3.txt test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar barlink dev test2 .no.prefetch.landmark foo3.txt test baz.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 495, NextOffset: 903
+    testutil.go:509: Offset: 634, NextOffset: 1042
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -246716,10 +247847,10 @@
     testutil.go:509: Offset: 1062, NextOffset: 1082
     testutil.go:509: Offset: 943, NextOffset: 963
     testutil.go:509: Offset: 1082, NextOffset: 1102
-    testutil.go:509: Offset: 963, NextOffset: 2368
+    testutil.go:509: Offset: 963, NextOffset: 2363
     testutil.go:509: Offset: 1102, NextOffset: 2663
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -246760,34 +247891,14 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 395, NextOffset: 495
     testutil.go:509: Offset: 534, NextOffset: 634
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 495, NextOffset: 903
-    testutil.go:509: Offset: 634, NextOffset: 1042
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 foo3.txt test dev .no.prefetch.landmark baz.txt foo1.txt bar barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 195, NextOffset: 215
-    testutil.go:509: Offset: 95, NextOffset: 115
-    testutil.go:509: Offset: 215, NextOffset: 235
-    testutil.go:509: Offset: 115, NextOffset: 135
-    testutil.go:509: Offset: 235, NextOffset: 255
-    testutil.go:509: Offset: 135, NextOffset: 155
-    testutil.go:509: Offset: 255, NextOffset: 275
-    testutil.go:509: Offset: 155, NextOffset: 175
-    testutil.go:509: Offset: 275, NextOffset: 295
-    testutil.go:509: Offset: 175, NextOffset: 195
-    testutil.go:509: Offset: 295, NextOffset: 411
-    testutil.go:509: Offset: 195, NextOffset: 292
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 411, NextOffset: 534
-    testutil.go:509: Offset: 292, NextOffset: 395
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 534, NextOffset: 634
-    testutil.go:509: Offset: 395, NextOffset: 495
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink dev test2 .no.prefetch.landmark foo3.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -246816,29 +247927,54 @@
     testutil.go:509: Offset: 1082, NextOffset: 1102
     testutil.go:509: Offset: 943, NextOffset: 963
     testutil.go:509: Offset: 1102, NextOffset: 2663
-    testutil.go:509: Offset: 963, NextOffset: 2368
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:509: Offset: 963, NextOffset: 2363
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 195, NextOffset: 215
+    testutil.go:509: Offset: 95, NextOffset: 115
+    testutil.go:509: Offset: 215, NextOffset: 235
+    testutil.go:509: Offset: 115, NextOffset: 135
+    testutil.go:509: Offset: 235, NextOffset: 255
+    testutil.go:509: Offset: 135, NextOffset: 155
+    testutil.go:509: Offset: 255, NextOffset: 275
+    testutil.go:509: Offset: 155, NextOffset: 175
+    testutil.go:509: Offset: 275, NextOffset: 295
+    testutil.go:509: Offset: 175, NextOffset: 195
+    testutil.go:509: Offset: 295, NextOffset: 411
+    testutil.go:509: Offset: 195, NextOffset: 292
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 411, NextOffset: 534
+    testutil.go:509: Offset: 292, NextOffset: 395
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 534, NextOffset: 634
+    testutil.go:509: Offset: 395, NextOffset: 495
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink test test2 baz.txt bar dev]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test2 foo1.txt bar barlink test dev .no.prefetch.landmark baz.txt foo3.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -246848,145 +247984,120 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt bar dev .no.prefetch.landmark foo1.txt foo3.txt barlink test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
+    testutil.go:401: Directory: "" vs "": [bar barlink test dev .no.prefetch.landmark baz.txt foo3.txt test2 foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1909
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
+    testutil.go:509: Offset: 101, NextOffset: 2099
+    testutil.go:509: Offset: 0, NextOffset: 1908
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":96,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":116,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":136,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":156,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":196,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":293,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":398,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":911,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":931,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":951,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":971,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":416,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":641,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1054,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1074,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1094,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1114,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":96,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":116,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":136,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":156,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":176,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":196,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":293,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":398,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":498,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":912,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":932,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":952,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":972,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":416,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":541,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":641,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1055,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1075,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1095,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1115,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev .no.prefetch.landmark test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 96, NextOffset: 116
-    testutil.go:509: Offset: 198, NextOffset: 218
-    testutil.go:509: Offset: 116, NextOffset: 136
-    testutil.go:509: Offset: 218, NextOffset: 238
-    testutil.go:509: Offset: 136, NextOffset: 156
-    testutil.go:509: Offset: 238, NextOffset: 258
-    testutil.go:509: Offset: 156, NextOffset: 176
-    testutil.go:509: Offset: 258, NextOffset: 278
-    testutil.go:509: Offset: 176, NextOffset: 196
-    testutil.go:509: Offset: 278, NextOffset: 298
-    testutil.go:509: Offset: 196, NextOffset: 293
-    testutil.go:509: Offset: 298, NextOffset: 416
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 293, NextOffset: 398
-    testutil.go:509: Offset: 416, NextOffset: 541
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [barlink test test2 .no.prefetch.landmark bar dev baz.txt foo1.txt foo3.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 398, NextOffset: 498
     testutil.go:509: Offset: 541, NextOffset: 641
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 498, NextOffset: 911
-    testutil.go:509: Offset: 641, NextOffset: 1054
+    testutil.go:509: Offset: 498, NextOffset: 912
+    testutil.go:509: Offset: 641, NextOffset: 1055
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 911, NextOffset: 931
-    testutil.go:509: Offset: 1054, NextOffset: 1074
-    testutil.go:509: Offset: 931, NextOffset: 951
-    testutil.go:509: Offset: 1074, NextOffset: 1094
-    testutil.go:509: Offset: 951, NextOffset: 971
-    testutil.go:509: Offset: 1094, NextOffset: 1114
-    testutil.go:509: Offset: 971, NextOffset: 2408
-    testutil.go:509: Offset: 1114, NextOffset: 2684
+    testutil.go:509: Offset: 912, NextOffset: 932
+    testutil.go:509: Offset: 1055, NextOffset: 1075
+    testutil.go:509: Offset: 932, NextOffset: 952
+    testutil.go:509: Offset: 1075, NextOffset: 1095
+    testutil.go:509: Offset: 952, NextOffset: 972
+    testutil.go:509: Offset: 1095, NextOffset: 1115
+    testutil.go:509: Offset: 972, NextOffset: 2408
+    testutil.go:509: Offset: 1115, NextOffset: 2685
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -247006,8 +248117,24 @@
     testutil.go:509: Offset: 278, NextOffset: 298
     testutil.go:509: Offset: 196, NextOffset: 293
     testutil.go:509: Offset: 298, NextOffset: 416
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 96, NextOffset: 116
+    testutil.go:509: Offset: 198, NextOffset: 218
+    testutil.go:509: Offset: 116, NextOffset: 136
+    testutil.go:509: Offset: 218, NextOffset: 238
+    testutil.go:509: Offset: 136, NextOffset: 156
+    testutil.go:509: Offset: 238, NextOffset: 258
+    testutil.go:509: Offset: 156, NextOffset: 176
+    testutil.go:509: Offset: 258, NextOffset: 278
+    testutil.go:509: Offset: 176, NextOffset: 196
+    testutil.go:509: Offset: 278, NextOffset: 298
+    testutil.go:509: Offset: 196, NextOffset: 293
+    testutil.go:509: Offset: 298, NextOffset: 416
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 293, NextOffset: 398
+    testutil.go:509: Offset: 416, NextOffset: 541
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink test test2 .no.prefetch.landmark bar dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 96, NextOffset: 116
@@ -247024,32 +248151,21 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 416, NextOffset: 541
     testutil.go:509: Offset: 293, NextOffset: 398
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 541, NextOffset: 641
-    testutil.go:509: Offset: 398, NextOffset: 498
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 641, NextOffset: 1054
-    testutil.go:509: Offset: 498, NextOffset: 911
+    testutil.go:509: Offset: 641, NextOffset: 1055
+    testutil.go:509: Offset: 498, NextOffset: 912
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 1054, NextOffset: 1074
-    testutil.go:509: Offset: 911, NextOffset: 931
-    testutil.go:509: Offset: 1074, NextOffset: 1094
-    testutil.go:509: Offset: 931, NextOffset: 951
-    testutil.go:509: Offset: 1094, NextOffset: 1114
-    testutil.go:509: Offset: 951, NextOffset: 971
-    testutil.go:509: Offset: 1114, NextOffset: 2684
-    testutil.go:509: Offset: 971, NextOffset: 2408
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:509: Offset: 1055, NextOffset: 1075
+    testutil.go:509: Offset: 912, NextOffset: 932
+    testutil.go:509: Offset: 1075, NextOffset: 1095
+    testutil.go:509: Offset: 932, NextOffset: 952
+    testutil.go:509: Offset: 1095, NextOffset: 1115
+    testutil.go:509: Offset: 952, NextOffset: 972
+    testutil.go:509: Offset: 1115, NextOffset: 2685
+    testutil.go:509: Offset: 972, NextOffset: 2408
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -247065,49 +248181,60 @@
     testutil.go:509: Offset: 176, NextOffset: 196
     testutil.go:509: Offset: 298, NextOffset: 416
     testutil.go:509: Offset: 196, NextOffset: 293
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 541, NextOffset: 641
+    testutil.go:509: Offset: 398, NextOffset: 498
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark bar baz.txt foo1.txt foo3.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -247115,56 +248242,43 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark bar baz.txt foo1.txt foo3.txt barlink test dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt .no.prefetch.landmark foo1.txt bar foo3.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -247174,23 +248288,36 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
-    testutil.go:509: Offset: 101, NextOffset: 2103
-    testutil.go:509: Offset: 0, NextOffset: 1936
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
+    testutil.go:509: Offset: 101, NextOffset: 2102
+    testutil.go:509: Offset: 0, NextOffset: 1934
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":482,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":820,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":840,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":860,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":880,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":410,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":627,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":965,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":985,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1005,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1025,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":482,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":820,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":840,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":860,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":880,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":196,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":216,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":236,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":256,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":276,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":296,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":410,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":531,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":627,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":965,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":985,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1005,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1025,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark barlink test]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test dev .no.prefetch.landmark baz.txt barlink test2 foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 482, NextOffset: 820
     testutil.go:509: Offset: 627, NextOffset: 965
@@ -247204,10 +248331,10 @@
     testutil.go:509: Offset: 985, NextOffset: 1005
     testutil.go:509: Offset: 860, NextOffset: 880
     testutil.go:509: Offset: 1005, NextOffset: 1025
-    testutil.go:509: Offset: 880, NextOffset: 2208
+    testutil.go:509: Offset: 880, NextOffset: 2209
     testutil.go:509: Offset: 1025, NextOffset: 2509
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -247249,7 +248376,9 @@
     testutil.go:509: Offset: 386, NextOffset: 482
     testutil.go:509: Offset: 531, NextOffset: 627
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark barlink test baz.txt foo1.txt bar foo3.txt dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt barlink test2 foo1.txt bar foo3.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 196, NextOffset: 216
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -247274,14 +248403,23 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 627, NextOffset: 965
     testutil.go:509: Offset: 482, NextOffset: 820
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 965, NextOffset: 985
+    testutil.go:509: Offset: 820, NextOffset: 840
+    testutil.go:509: Offset: 985, NextOffset: 1005
+    testutil.go:509: Offset: 840, NextOffset: 860
+    testutil.go:509: Offset: 1005, NextOffset: 1025
+    testutil.go:509: Offset: 860, NextOffset: 880
+    testutil.go:509: Offset: 1025, NextOffset: 2509
+    testutil.go:509: Offset: 880, NextOffset: 2209
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 196, NextOffset: 216
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -247296,35 +248434,11 @@
     testutil.go:509: Offset: 296, NextOffset: 410
     testutil.go:509: Offset: 191, NextOffset: 286
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 965, NextOffset: 985
-    testutil.go:509: Offset: 820, NextOffset: 840
-    testutil.go:509: Offset: 985, NextOffset: 1005
-    testutil.go:509: Offset: 840, NextOffset: 860
-    testutil.go:509: Offset: 1005, NextOffset: 1025
-    testutil.go:509: Offset: 860, NextOffset: 880
-    testutil.go:509: Offset: 1025, NextOffset: 2509
-    testutil.go:509: Offset: 880, NextOffset: 2208
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo3.txt test .no.prefetch.landmark foo1.txt bar barlink dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1796
-    testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:509: Offset: 0, NextOffset: 1796
-    testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:509: Offset: 0, NextOffset: 1796
-    testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:509: Offset: 0, NextOffset: 1796
-    testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:509: Offset: 0, NextOffset: 1796
-    testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:509: Offset: 0, NextOffset: 1796
-    testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [test .no.prefetch.landmark baz.txt dev test2 foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
@@ -247349,7 +248463,7 @@
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -247369,11 +248483,8 @@
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink dev test2 baz.txt foo3.txt test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
@@ -247382,23 +248493,26 @@
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test .no.prefetch.landmark baz.txt dev test2 foo1.txt bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
@@ -247412,6 +248526,14 @@
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
@@ -247425,32 +248547,36 @@
     testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1965
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1965
     testutil.go:509: Offset: 0, NextOffset: 1796
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":289,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":489,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":824,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":844,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":864,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":884,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":197,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":237,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":257,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":277,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":297,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":413,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":633,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":968,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":988,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1008,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":289,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":391,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":489,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":825,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":845,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":865,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":885,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":197,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":217,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":237,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":257,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":277,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":297,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":413,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":535,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":633,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":969,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":989,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1009,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1029,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test test2 .no.prefetch.landmark bar foo3.txt dev baz.txt foo1.txt barlink]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 824, NextOffset: 844
-    testutil.go:509: Offset: 968, NextOffset: 988
-    testutil.go:509: Offset: 844, NextOffset: 864
-    testutil.go:509: Offset: 988, NextOffset: 1008
-    testutil.go:509: Offset: 864, NextOffset: 884
-    testutil.go:509: Offset: 1008, NextOffset: 1028
-    testutil.go:509: Offset: 884, NextOffset: 2191
-    testutil.go:509: Offset: 1028, NextOffset: 2523
+    testutil.go:509: Offset: 825, NextOffset: 845
+    testutil.go:509: Offset: 969, NextOffset: 989
+    testutil.go:509: Offset: 845, NextOffset: 865
+    testutil.go:509: Offset: 989, NextOffset: 1009
+    testutil.go:509: Offset: 865, NextOffset: 885
+    testutil.go:509: Offset: 1009, NextOffset: 1029
+    testutil.go:509: Offset: 885, NextOffset: 2192
+    testutil.go:509: Offset: 1029, NextOffset: 2525
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -247488,16 +248614,31 @@
     testutil.go:509: Offset: 391, NextOffset: 489
     testutil.go:509: Offset: 535, NextOffset: 633
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 489, NextOffset: 824
-    testutil.go:509: Offset: 633, NextOffset: 968
+    testutil.go:509: Offset: 489, NextOffset: 825
+    testutil.go:509: Offset: 633, NextOffset: 969
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test test2 .no.prefetch.landmark bar foo3.txt dev baz.txt foo1.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test barlink dev test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 969, NextOffset: 989
+    testutil.go:509: Offset: 825, NextOffset: 845
+    testutil.go:509: Offset: 989, NextOffset: 1009
+    testutil.go:509: Offset: 845, NextOffset: 865
+    testutil.go:509: Offset: 1009, NextOffset: 1029
+    testutil.go:509: Offset: 865, NextOffset: 885
+    testutil.go:509: Offset: 1029, NextOffset: 2525
+    testutil.go:509: Offset: 885, NextOffset: 2192
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 197, NextOffset: 217
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -247511,23 +248652,6 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 297, NextOffset: 413
     testutil.go:509: Offset: 191, NextOffset: 289
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 413, NextOffset: 535
-    testutil.go:509: Offset: 289, NextOffset: 391
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 968, NextOffset: 988
-    testutil.go:509: Offset: 824, NextOffset: 844
-    testutil.go:509: Offset: 988, NextOffset: 1008
-    testutil.go:509: Offset: 844, NextOffset: 864
-    testutil.go:509: Offset: 1008, NextOffset: 1028
-    testutil.go:509: Offset: 864, NextOffset: 884
-    testutil.go:509: Offset: 1028, NextOffset: 2523
-    testutil.go:509: Offset: 884, NextOffset: 2191
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 197, NextOffset: 217
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -247541,140 +248665,161 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 297, NextOffset: 413
     testutil.go:509: Offset: 191, NextOffset: 289
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 413, NextOffset: 535
+    testutil.go:509: Offset: 289, NextOffset: 391
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 535, NextOffset: 633
     testutil.go:509: Offset: 391, NextOffset: 489
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 633, NextOffset: 968
-    testutil.go:509: Offset: 489, NextOffset: 824
+    testutil.go:509: Offset: 633, NextOffset: 969
+    testutil.go:509: Offset: 489, NextOffset: 825
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark bar foo3.txt test test2 baz.txt foo1.txt barlink dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt .no.prefetch.landmark] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:401: Directory: "" vs "": [test test2 baz.txt foo1.txt barlink dev .no.prefetch.landmark bar foo3.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
     testutil.go:509: Offset: 101, NextOffset: 1977
-    testutil.go:509: Offset: 0, NextOffset: 1793
+    testutil.go:509: Offset: 0, NextOffset: 1794
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":92,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":112,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":132,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":172,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":192,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":488,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":822,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":842,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":862,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":882,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":414,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":968,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":988,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1008,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1028,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":92,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":112,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":132,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":152,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":172,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":192,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":288,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":488,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":822,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":842,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":862,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":882,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":414,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":536,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":634,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":968,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":988,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1008,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1028,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt bar barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 822, NextOffset: 842
+    testutil.go:509: Offset: 968, NextOffset: 988
+    testutil.go:509: Offset: 842, NextOffset: 862
+    testutil.go:509: Offset: 988, NextOffset: 1008
+    testutil.go:509: Offset: 862, NextOffset: 882
+    testutil.go:509: Offset: 1008, NextOffset: 1028
+    testutil.go:509: Offset: 882, NextOffset: 2181
+    testutil.go:509: Offset: 1028, NextOffset: 2525
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -247714,32 +248859,28 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 488, NextOffset: 822
     testutil.go:509: Offset: 634, NextOffset: 968
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt foo1.txt bar barlink test test2 foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 414, NextOffset: 536
+    testutil.go:509: Offset: 288, NextOffset: 390
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 536, NextOffset: 634
+    testutil.go:509: Offset: 390, NextOffset: 488
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 822, NextOffset: 842
     testutil.go:509: Offset: 968, NextOffset: 988
-    testutil.go:509: Offset: 842, NextOffset: 862
+    testutil.go:509: Offset: 822, NextOffset: 842
     testutil.go:509: Offset: 988, NextOffset: 1008
-    testutil.go:509: Offset: 862, NextOffset: 882
+    testutil.go:509: Offset: 842, NextOffset: 862
     testutil.go:509: Offset: 1008, NextOffset: 1028
+    testutil.go:509: Offset: 862, NextOffset: 882
+    testutil.go:509: Offset: 1028, NextOffset: 2525
     testutil.go:509: Offset: 882, NextOffset: 2181
-    testutil.go:509: Offset: 1028, NextOffset: 2523
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt bar barlink test dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -247755,6 +248896,15 @@
     testutil.go:509: Offset: 172, NextOffset: 192
     testutil.go:509: Offset: 298, NextOffset: 414
     testutil.go:509: Offset: 192, NextOffset: 288
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 634, NextOffset: 968
+    testutil.go:509: Offset: 488, NextOffset: 822
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 92, NextOffset: 112
@@ -247768,172 +248918,149 @@
     testutil.go:509: Offset: 172, NextOffset: 192
     testutil.go:509: Offset: 298, NextOffset: 414
     testutil.go:509: Offset: 192, NextOffset: 288
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 414, NextOffset: 536
-    testutil.go:509: Offset: 288, NextOffset: 390
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 634, NextOffset: 968
-    testutil.go:509: Offset: 488, NextOffset: 822
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 536, NextOffset: 634
-    testutil.go:509: Offset: 390, NextOffset: 488
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 968, NextOffset: 988
-    testutil.go:509: Offset: 822, NextOffset: 842
-    testutil.go:509: Offset: 988, NextOffset: 1008
-    testutil.go:509: Offset: 842, NextOffset: 862
-    testutil.go:509: Offset: 1008, NextOffset: 1028
-    testutil.go:509: Offset: 862, NextOffset: 882
-    testutil.go:509: Offset: 1028, NextOffset: 2523
-    testutil.go:509: Offset: 882, NextOffset: 2181
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt test test2 .no.prefetch.landmark baz.txt bar barlink dev foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt foo3.txt test test2 .no.prefetch.landmark baz.txt bar barlink dev] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev barlink test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1782
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
+    testutil.go:509: Offset: 0, NextOffset: 1782
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1973
-    testutil.go:509: Offset: 0, NextOffset: 1781
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 1782
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":833,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":853,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":873,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":893,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":640,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":977,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":997,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1017,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1037,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":292,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":496,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":834,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":854,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":874,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":894,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":198,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":218,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":238,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":258,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":278,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":298,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":415,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":539,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":640,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":978,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":998,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1018,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1038,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test test2 .no.prefetch.landmark baz.txt barlink dev foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt test2 bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 833, NextOffset: 853
-    testutil.go:509: Offset: 977, NextOffset: 997
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 997, NextOffset: 1017
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1017, NextOffset: 1037
-    testutil.go:509: Offset: 893, NextOffset: 2238
-    testutil.go:509: Offset: 1037, NextOffset: 2530
+    testutil.go:509: Offset: 834, NextOffset: 854
+    testutil.go:509: Offset: 978, NextOffset: 998
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 998, NextOffset: 1018
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1018, NextOffset: 1038
+    testutil.go:509: Offset: 894, NextOffset: 2233
+    testutil.go:509: Offset: 1038, NextOffset: 2530
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -247971,35 +249098,11 @@
     testutil.go:509: Offset: 395, NextOffset: 496
     testutil.go:509: Offset: 539, NextOffset: 640
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 496, NextOffset: 833
-    testutil.go:509: Offset: 640, NextOffset: 977
+    testutil.go:509: Offset: 496, NextOffset: 834
+    testutil.go:509: Offset: 640, NextOffset: 978
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink dev foo1.txt bar foo3.txt test test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 415, NextOffset: 539
-    testutil.go:509: Offset: 292, NextOffset: 395
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 539, NextOffset: 640
-    testutil.go:509: Offset: 395, NextOffset: 496
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 640, NextOffset: 977
-    testutil.go:509: Offset: 496, NextOffset: 833
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 977, NextOffset: 997
-    testutil.go:509: Offset: 833, NextOffset: 853
-    testutil.go:509: Offset: 997, NextOffset: 1017
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 1017, NextOffset: 1037
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1037, NextOffset: 2530
-    testutil.go:509: Offset: 893, NextOffset: 2238
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark baz.txt foo1.txt test2 bar foo3.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -248013,6 +249116,11 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 298, NextOffset: 415
     testutil.go:509: Offset: 193, NextOffset: 292
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 415, NextOffset: 539
+    testutil.go:509: Offset: 292, NextOffset: 395
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 198, NextOffset: 218
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -248026,56 +249134,59 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 298, NextOffset: 415
     testutil.go:509: Offset: 193, NextOffset: 292
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 539, NextOffset: 640
+    testutil.go:509: Offset: 395, NextOffset: 496
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 640, NextOffset: 978
+    testutil.go:509: Offset: 496, NextOffset: 834
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 978, NextOffset: 998
+    testutil.go:509: Offset: 834, NextOffset: 854
+    testutil.go:509: Offset: 998, NextOffset: 1018
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 1018, NextOffset: 1038
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1038, NextOffset: 2530
+    testutil.go:509: Offset: 894, NextOffset: 2233
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":101,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":101,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":101,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":101,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":101,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar barlink test test2 .no.prefetch.landmark foo3.txt dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test dev bar test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -248083,82 +249194,101 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo3.txt dev baz.txt foo1.txt bar barlink test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt barlink test dev bar test2 .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
-    testutil.go:509: Offset: 101, NextOffset: 1972
-    testutil.go:509: Offset: 0, NextOffset: 1809
+    testutil.go:509: Offset: 101, NextOffset: 1974
+    testutil.go:509: Offset: 0, NextOffset: 1811
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":376,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":772,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":792,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":812,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":832,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":403,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":614,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":917,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":937,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":957,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":977,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":376,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":772,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":792,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":812,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":832,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":403,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":614,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":917,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":937,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":957,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":977,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt foo1.txt bar barlink dev test2 foo3.txt test]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev bar foo3.txt test2 .no.prefetch.landmark baz.txt foo1.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 279, NextOffset: 376
+    testutil.go:509: Offset: 403, NextOffset: 521
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -248178,13 +249308,13 @@
     testutil.go:509: Offset: 812, NextOffset: 832
     testutil.go:509: Offset: 957, NextOffset: 977
     testutil.go:509: Offset: 832, NextOffset: 2090
-    testutil.go:509: Offset: 977, NextOffset: 2388
+    testutil.go:509: Offset: 977, NextOffset: 2389
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -248213,17 +249343,33 @@
     testutil.go:509: Offset: 272, NextOffset: 292
     testutil.go:509: Offset: 188, NextOffset: 279
     testutil.go:509: Offset: 292, NextOffset: 403
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 279, NextOffset: 376
-    testutil.go:509: Offset: 403, NextOffset: 521
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar barlink dev test2 foo3.txt test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt barlink test dev bar foo3.txt test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 917, NextOffset: 937
+    testutil.go:509: Offset: 772, NextOffset: 792
+    testutil.go:509: Offset: 937, NextOffset: 957
+    testutil.go:509: Offset: 792, NextOffset: 812
+    testutil.go:509: Offset: 957, NextOffset: 977
+    testutil.go:509: Offset: 812, NextOffset: 832
+    testutil.go:509: Offset: 977, NextOffset: 2389
+    testutil.go:509: Offset: 832, NextOffset: 2090
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 521, NextOffset: 614
+    testutil.go:509: Offset: 376, NextOffset: 469
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 614, NextOffset: 917
+    testutil.go:509: Offset: 469, NextOffset: 772
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -248239,20 +249385,6 @@
     testutil.go:509: Offset: 168, NextOffset: 188
     testutil.go:509: Offset: 292, NextOffset: 403
     testutil.go:509: Offset: 188, NextOffset: 279
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 614, NextOffset: 917
-    testutil.go:509: Offset: 469, NextOffset: 772
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 917, NextOffset: 937
-    testutil.go:509: Offset: 772, NextOffset: 792
-    testutil.go:509: Offset: 937, NextOffset: 957
-    testutil.go:509: Offset: 792, NextOffset: 812
-    testutil.go:509: Offset: 957, NextOffset: 977
-    testutil.go:509: Offset: 812, NextOffset: 832
-    testutil.go:509: Offset: 977, NextOffset: 2388
-    testutil.go:509: Offset: 832, NextOffset: 2090
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 88, NextOffset: 108
@@ -248269,151 +249401,133 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 403, NextOffset: 521
     testutil.go:509: Offset: 279, NextOffset: 376
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 521, NextOffset: 614
-    testutil.go:509: Offset: 376, NextOffset: 469
     testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo1.txt barlink .no.prefetch.landmark baz.txt bar foo3.txt test dev test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark bar foo3.txt barlink dev test2 baz.txt foo1.txt test]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt test dev test2 foo1.txt barlink .no.prefetch.landmark baz.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
+    testutil.go:401: Directory: "" vs "": [barlink dev test2 baz.txt foo1.txt test .no.prefetch.landmark bar foo3.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1900
-    testutil.go:509: Offset: 0, NextOffset: 1724
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
+    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 0, NextOffset: 1726
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":790,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":810,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":830,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":850,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":408,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":528,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":623,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":933,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":953,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":973,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":993,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":790,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":810,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":830,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":850,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":408,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":528,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":623,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":933,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":953,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":973,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":993,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo3.txt barlink test dev test2 foo1.txt bar .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 90, NextOffset: 110
-    testutil.go:509: Offset: 192, NextOffset: 212
-    testutil.go:509: Offset: 110, NextOffset: 130
-    testutil.go:509: Offset: 212, NextOffset: 232
-    testutil.go:509: Offset: 130, NextOffset: 150
-    testutil.go:509: Offset: 232, NextOffset: 252
-    testutil.go:509: Offset: 150, NextOffset: 170
-    testutil.go:509: Offset: 252, NextOffset: 272
-    testutil.go:509: Offset: 170, NextOffset: 190
-    testutil.go:509: Offset: 272, NextOffset: 292
-    testutil.go:509: Offset: 190, NextOffset: 286
-    testutil.go:509: Offset: 292, NextOffset: 408
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt bar foo3.txt barlink .no.prefetch.landmark test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 286, NextOffset: 385
     testutil.go:509: Offset: 408, NextOffset: 528
@@ -248435,10 +249549,10 @@
     testutil.go:509: Offset: 953, NextOffset: 973
     testutil.go:509: Offset: 830, NextOffset: 850
     testutil.go:509: Offset: 973, NextOffset: 993
-    testutil.go:509: Offset: 850, NextOffset: 2121
-    testutil.go:509: Offset: 993, NextOffset: 2405
+    testutil.go:509: Offset: 850, NextOffset: 2117
+    testutil.go:509: Offset: 993, NextOffset: 2404
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -248458,33 +249572,21 @@
     testutil.go:509: Offset: 272, NextOffset: 292
     testutil.go:509: Offset: 190, NextOffset: 286
     testutil.go:509: Offset: 292, NextOffset: 408
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 foo1.txt bar .no.prefetch.landmark baz.txt foo3.txt barlink] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 408, NextOffset: 528
-    testutil.go:509: Offset: 286, NextOffset: 385
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 528, NextOffset: 623
-    testutil.go:509: Offset: 385, NextOffset: 480
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 90, NextOffset: 110
-    testutil.go:509: Offset: 212, NextOffset: 232
+    testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 110, NextOffset: 130
-    testutil.go:509: Offset: 232, NextOffset: 252
+    testutil.go:509: Offset: 212, NextOffset: 232
     testutil.go:509: Offset: 130, NextOffset: 150
-    testutil.go:509: Offset: 252, NextOffset: 272
+    testutil.go:509: Offset: 232, NextOffset: 252
     testutil.go:509: Offset: 150, NextOffset: 170
-    testutil.go:509: Offset: 272, NextOffset: 292
+    testutil.go:509: Offset: 252, NextOffset: 272
     testutil.go:509: Offset: 170, NextOffset: 190
-    testutil.go:509: Offset: 292, NextOffset: 408
+    testutil.go:509: Offset: 272, NextOffset: 292
     testutil.go:509: Offset: 190, NextOffset: 286
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 623, NextOffset: 933
-    testutil.go:509: Offset: 480, NextOffset: 790
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 292, NextOffset: 408
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -248494,10 +249596,10 @@
     testutil.go:509: Offset: 810, NextOffset: 830
     testutil.go:509: Offset: 973, NextOffset: 993
     testutil.go:509: Offset: 830, NextOffset: 850
-    testutil.go:509: Offset: 993, NextOffset: 2405
-    testutil.go:509: Offset: 850, NextOffset: 2121
+    testutil.go:509: Offset: 993, NextOffset: 2404
+    testutil.go:509: Offset: 850, NextOffset: 2117
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -248517,108 +249619,116 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 292, NextOffset: 408
     testutil.go:509: Offset: 190, NextOffset: 286
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 192, NextOffset: 212
+    testutil.go:509: Offset: 90, NextOffset: 110
+    testutil.go:509: Offset: 212, NextOffset: 232
+    testutil.go:509: Offset: 110, NextOffset: 130
+    testutil.go:509: Offset: 232, NextOffset: 252
+    testutil.go:509: Offset: 130, NextOffset: 150
+    testutil.go:509: Offset: 252, NextOffset: 272
+    testutil.go:509: Offset: 150, NextOffset: 170
+    testutil.go:509: Offset: 272, NextOffset: 292
+    testutil.go:509: Offset: 170, NextOffset: 190
+    testutil.go:509: Offset: 292, NextOffset: 408
+    testutil.go:509: Offset: 190, NextOffset: 286
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 408, NextOffset: 528
+    testutil.go:509: Offset: 286, NextOffset: 385
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 528, NextOffset: 623
+    testutil.go:509: Offset: 385, NextOffset: 480
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 623, NextOffset: 933
+    testutil.go:509: Offset: 480, NextOffset: 790
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink .no.prefetch.landmark test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink foo1.txt bar test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink .no.prefetch.landmark test dev test2 baz.txt foo1.txt bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar test dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
-    testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -248626,32 +249736,40 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-    testutil.go:509: Offset: 97, NextOffset: 1901
+    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1727
+    testutil.go:509: Offset: 97, NextOffset: 1900
     testutil.go:509: Offset: 0, NextOffset: 1727
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":381,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":477,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":781,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":801,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":821,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":841,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":193,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":253,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":273,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":293,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":620,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":924,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":944,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":964,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [bar foo3.txt barlink dev test test2 .no.prefetch.landmark baz.txt foo1.txt]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 381, NextOffset: 477
-    testutil.go:509: Offset: 524, NextOffset: 620
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 477, NextOffset: 781
-    testutil.go:509: Offset: 620, NextOffset: 924
+    testutil.go:509: Offset: 97, NextOffset: 1900
+    testutil.go:509: Offset: 0, NextOffset: 1727
     testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":381,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":477,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":781,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":801,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":821,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":841,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":193,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":253,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":273,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":293,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":620,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":924,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":944,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":964,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt foo3.txt test test2 .no.prefetch.landmark bar barlink dev baz.txt]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -248662,13 +249780,13 @@
     testutil.go:509: Offset: 821, NextOffset: 841
     testutil.go:509: Offset: 964, NextOffset: 984
     testutil.go:509: Offset: 841, NextOffset: 2112
-    testutil.go:509: Offset: 984, NextOffset: 2392
+    testutil.go:509: Offset: 984, NextOffset: 2394
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -248700,31 +249818,17 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 283, NextOffset: 381
     testutil.go:509: Offset: 406, NextOffset: 524
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink dev test test2 .no.prefetch.landmark baz.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 381, NextOffset: 477
+    testutil.go:509: Offset: 524, NextOffset: 620
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 620, NextOffset: 924
     testutil.go:509: Offset: 477, NextOffset: 781
+    testutil.go:509: Offset: 620, NextOffset: 924
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 924, NextOffset: 944
-    testutil.go:509: Offset: 781, NextOffset: 801
-    testutil.go:509: Offset: 944, NextOffset: 964
-    testutil.go:509: Offset: 801, NextOffset: 821
-    testutil.go:509: Offset: 964, NextOffset: 984
-    testutil.go:509: Offset: 821, NextOffset: 841
-    testutil.go:509: Offset: 984, NextOffset: 2392
-    testutil.go:509: Offset: 841, NextOffset: 2112
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt test test2 .no.prefetch.landmark bar barlink dev baz.txt foo1.txt] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -248738,6 +249842,25 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 293, NextOffset: 406
     testutil.go:509: Offset: 191, NextOffset: 283
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 406, NextOffset: 524
+    testutil.go:509: Offset: 283, NextOffset: 381
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 620, NextOffset: 924
+    testutil.go:509: Offset: 477, NextOffset: 781
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 924, NextOffset: 944
+    testutil.go:509: Offset: 781, NextOffset: 801
+    testutil.go:509: Offset: 944, NextOffset: 964
+    testutil.go:509: Offset: 801, NextOffset: 821
+    testutil.go:509: Offset: 964, NextOffset: 984
+    testutil.go:509: Offset: 821, NextOffset: 841
+    testutil.go:509: Offset: 984, NextOffset: 2394
+    testutil.go:509: Offset: 841, NextOffset: 2112
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -248751,158 +249874,173 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 293, NextOffset: 406
     testutil.go:509: Offset: 191, NextOffset: 283
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 406, NextOffset: 524
-    testutil.go:509: Offset: 283, NextOffset: 381
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 524, NextOffset: 620
     testutil.go:509: Offset: 381, NextOffset: 477
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt test dev baz.txt barlink test2 .no.prefetch.landmark foo1.txt bar]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar barlink dev .no.prefetch.landmark foo3.txt test test2]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt test dev baz.txt barlink test2 .no.prefetch.landmark] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink dev .no.prefetch.landmark foo3.txt test test2 baz.txt foo1.txt bar] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
     testutil.go:509: Offset: 97, NextOffset: 1906
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 0, NextOffset: 1731
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":287,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":794,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":814,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":834,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":854,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":529,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":625,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":936,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":956,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":976,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":996,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":287,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":795,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":815,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":835,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":855,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":529,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":625,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":937,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":957,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":977,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":997,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt test test2 .no.prefetch.landmark foo1.txt bar barlink dev baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt bar foo3.txt barlink .no.prefetch.landmark foo1.txt test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 287, NextOffset: 387
+    testutil.go:509: Offset: 409, NextOffset: 529
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 387, NextOffset: 483
+    testutil.go:509: Offset: 529, NextOffset: 625
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 483, NextOffset: 795
+    testutil.go:509: Offset: 625, NextOffset: 937
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 794, NextOffset: 814
-    testutil.go:509: Offset: 936, NextOffset: 956
-    testutil.go:509: Offset: 814, NextOffset: 834
-    testutil.go:509: Offset: 956, NextOffset: 976
-    testutil.go:509: Offset: 834, NextOffset: 854
-    testutil.go:509: Offset: 976, NextOffset: 996
-    testutil.go:509: Offset: 854, NextOffset: 2126
-    testutil.go:509: Offset: 996, NextOffset: 2413
+    testutil.go:509: Offset: 795, NextOffset: 815
+    testutil.go:509: Offset: 937, NextOffset: 957
+    testutil.go:509: Offset: 815, NextOffset: 835
+    testutil.go:509: Offset: 957, NextOffset: 977
+    testutil.go:509: Offset: 835, NextOffset: 855
+    testutil.go:509: Offset: 977, NextOffset: 997
+    testutil.go:509: Offset: 855, NextOffset: 2128
+    testutil.go:509: Offset: 997, NextOffset: 2415
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -248931,25 +250069,27 @@
     testutil.go:509: Offset: 275, NextOffset: 295
     testutil.go:509: Offset: 193, NextOffset: 287
     testutil.go:509: Offset: 295, NextOffset: 409
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 287, NextOffset: 387
-    testutil.go:509: Offset: 409, NextOffset: 529
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 387, NextOffset: 483
-    testutil.go:509: Offset: 529, NextOffset: 625
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 483, NextOffset: 794
-    testutil.go:509: Offset: 625, NextOffset: 936
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar barlink dev baz.txt foo3.txt test test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt barlink .no.prefetch.landmark foo1.txt test dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 937, NextOffset: 957
+    testutil.go:509: Offset: 795, NextOffset: 815
+    testutil.go:509: Offset: 957, NextOffset: 977
+    testutil.go:509: Offset: 815, NextOffset: 835
+    testutil.go:509: Offset: 977, NextOffset: 997
+    testutil.go:509: Offset: 835, NextOffset: 855
+    testutil.go:509: Offset: 997, NextOffset: 2415
+    testutil.go:509: Offset: 855, NextOffset: 2128
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -248963,22 +250103,6 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 295, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 287
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 625, NextOffset: 936
-    testutil.go:509: Offset: 483, NextOffset: 794
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 936, NextOffset: 956
-    testutil.go:509: Offset: 794, NextOffset: 814
-    testutil.go:509: Offset: 956, NextOffset: 976
-    testutil.go:509: Offset: 814, NextOffset: 834
-    testutil.go:509: Offset: 976, NextOffset: 996
-    testutil.go:509: Offset: 834, NextOffset: 854
-    testutil.go:509: Offset: 996, NextOffset: 2413
-    testutil.go:509: Offset: 854, NextOffset: 2126
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -248992,34 +250116,45 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 295, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 287
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 409, NextOffset: 529
-    testutil.go:509: Offset: 287, NextOffset: 387
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 529, NextOffset: 625
     testutil.go:509: Offset: 387, NextOffset: 483
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 625, NextOffset: 937
+    testutil.go:509: Offset: 483, NextOffset: 795
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 409, NextOffset: 529
+    testutil.go:509: Offset: 287, NextOffset: 387
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [.no.prefetch.landmark bar barlink test test2 baz.txt foo1.txt foo3.txt dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt test dev test2 baz.txt foo1.txt barlink .no.prefetch.landmark bar]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -249027,121 +250162,98 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt dev .no.prefetch.landmark bar barlink test test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt barlink .no.prefetch.landmark bar foo3.txt test dev test2] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1912
-    testutil.go:509: Offset: 0, NextOffset: 1740
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":376,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":846,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":866,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":886,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":906,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":403,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":614,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":991,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1011,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1031,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1051,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [.no.prefetch.landmark test test2 baz.txt foo1.txt bar foo3.txt barlink dev]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 88, NextOffset: 108
-    testutil.go:509: Offset: 192, NextOffset: 212
-    testutil.go:509: Offset: 108, NextOffset: 128
-    testutil.go:509: Offset: 212, NextOffset: 232
-    testutil.go:509: Offset: 128, NextOffset: 148
-    testutil.go:509: Offset: 232, NextOffset: 252
-    testutil.go:509: Offset: 148, NextOffset: 168
-    testutil.go:509: Offset: 252, NextOffset: 272
-    testutil.go:509: Offset: 168, NextOffset: 188
-    testutil.go:509: Offset: 272, NextOffset: 292
-    testutil.go:509: Offset: 188, NextOffset: 279
-    testutil.go:509: Offset: 292, NextOffset: 403
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1915
+    testutil.go:509: Offset: 0, NextOffset: 1739
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":376,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":853,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":873,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":893,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":913,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":403,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":521,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":614,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":998,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":1018,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1038,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1058,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [test2 test dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 88, NextOffset: 108
     testutil.go:509: Offset: 192, NextOffset: 212
@@ -249164,28 +250276,60 @@
     testutil.go:509: Offset: 376, NextOffset: 469
     testutil.go:509: Offset: 521, NextOffset: 614
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 469, NextOffset: 846
-    testutil.go:509: Offset: 614, NextOffset: 991
+    testutil.go:509: Offset: 469, NextOffset: 853
+    testutil.go:509: Offset: 614, NextOffset: 998
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 846, NextOffset: 866
-    testutil.go:509: Offset: 991, NextOffset: 1011
-    testutil.go:509: Offset: 866, NextOffset: 886
-    testutil.go:509: Offset: 1011, NextOffset: 1031
-    testutil.go:509: Offset: 886, NextOffset: 906
-    testutil.go:509: Offset: 1031, NextOffset: 1051
-    testutil.go:509: Offset: 906, NextOffset: 2258
-    testutil.go:509: Offset: 1051, NextOffset: 2545
+    testutil.go:509: Offset: 853, NextOffset: 873
+    testutil.go:509: Offset: 998, NextOffset: 1018
+    testutil.go:509: Offset: 873, NextOffset: 893
+    testutil.go:509: Offset: 1018, NextOffset: 1038
+    testutil.go:509: Offset: 893, NextOffset: 913
+    testutil.go:509: Offset: 1038, NextOffset: 1058
+    testutil.go:509: Offset: 913, NextOffset: 2266
+    testutil.go:509: Offset: 1058, NextOffset: 2555
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 88, NextOffset: 108
+    testutil.go:509: Offset: 192, NextOffset: 212
+    testutil.go:509: Offset: 108, NextOffset: 128
+    testutil.go:509: Offset: 212, NextOffset: 232
+    testutil.go:509: Offset: 128, NextOffset: 148
+    testutil.go:509: Offset: 232, NextOffset: 252
+    testutil.go:509: Offset: 148, NextOffset: 168
+    testutil.go:509: Offset: 252, NextOffset: 272
+    testutil.go:509: Offset: 168, NextOffset: 188
+    testutil.go:509: Offset: 272, NextOffset: 292
+    testutil.go:509: Offset: 188, NextOffset: 279
+    testutil.go:509: Offset: 292, NextOffset: 403
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test2 test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 998, NextOffset: 1018
+    testutil.go:509: Offset: 853, NextOffset: 873
+    testutil.go:509: Offset: 1018, NextOffset: 1038
+    testutil.go:509: Offset: 873, NextOffset: 893
+    testutil.go:509: Offset: 1038, NextOffset: 1058
+    testutil.go:509: Offset: 893, NextOffset: 913
+    testutil.go:509: Offset: 1058, NextOffset: 2555
+    testutil.go:509: Offset: 913, NextOffset: 2266
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink dev .no.prefetch.landmark test test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 88, NextOffset: 108
@@ -249208,26 +250352,9 @@
     testutil.go:509: Offset: 521, NextOffset: 614
     testutil.go:509: Offset: 376, NextOffset: 469
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 614, NextOffset: 991
-    testutil.go:509: Offset: 469, NextOffset: 846
+    testutil.go:509: Offset: 614, NextOffset: 998
+    testutil.go:509: Offset: 469, NextOffset: 853
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 991, NextOffset: 1011
-    testutil.go:509: Offset: 846, NextOffset: 866
-    testutil.go:509: Offset: 1011, NextOffset: 1031
-    testutil.go:509: Offset: 866, NextOffset: 886
-    testutil.go:509: Offset: 1031, NextOffset: 1051
-    testutil.go:509: Offset: 886, NextOffset: 906
-    testutil.go:509: Offset: 1051, NextOffset: 2545
-    testutil.go:509: Offset: 906, NextOffset: 2258
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -249244,22 +250371,21 @@
     testutil.go:509: Offset: 292, NextOffset: 403
     testutil.go:509: Offset: 188, NextOffset: 279
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar barlink test dev .no.prefetch.landmark foo3.txt test2 baz.txt foo1.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test test2 dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -249269,106 +250395,113 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt test2 baz.txt foo1.txt bar barlink test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test test2 dev .no.prefetch.landmark baz.txt foo1.txt] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
-    testutil.go:509: Offset: 97, NextOffset: 2014
-    testutil.go:509: Offset: 0, NextOffset: 1830
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2026
+    testutil.go:509: Offset: 0, NextOffset: 1843
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":853,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":873,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":893,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":913,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":408,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":528,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":623,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":996,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1016,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1036,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1056,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":861,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":881,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":901,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":921,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":408,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":528,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":623,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1004,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1024,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1044,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1064,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt barlink test2 .no.prefetch.landmark foo1.txt bar test dev baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt test .no.prefetch.landmark bar barlink dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -249406,28 +250539,24 @@
     testutil.go:509: Offset: 385, NextOffset: 480
     testutil.go:509: Offset: 528, NextOffset: 623
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 480, NextOffset: 853
-    testutil.go:509: Offset: 623, NextOffset: 996
+    testutil.go:509: Offset: 480, NextOffset: 861
+    testutil.go:509: Offset: 623, NextOffset: 1004
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 996, NextOffset: 1016
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1016, NextOffset: 1036
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1036, NextOffset: 1056
-    testutil.go:509: Offset: 913, NextOffset: 2271
-    testutil.go:509: Offset: 1056, NextOffset: 2556
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 861, NextOffset: 881
+    testutil.go:509: Offset: 1004, NextOffset: 1024
+    testutil.go:509: Offset: 881, NextOffset: 901
+    testutil.go:509: Offset: 1024, NextOffset: 1044
+    testutil.go:509: Offset: 901, NextOffset: 921
+    testutil.go:509: Offset: 1044, NextOffset: 1064
+    testutil.go:509: Offset: 921, NextOffset: 2272
+    testutil.go:509: Offset: 1064, NextOffset: 2564
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar test dev baz.txt foo3.txt barlink test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar barlink dev test2 baz.txt foo1.txt foo3.txt test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -249441,12 +250570,6 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 292, NextOffset: 408
     testutil.go:509: Offset: 190, NextOffset: 286
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 623, NextOffset: 996
-    testutil.go:509: Offset: 480, NextOffset: 853
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -249463,154 +250586,175 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 408, NextOffset: 528
     testutil.go:509: Offset: 286, NextOffset: 385
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 623, NextOffset: 1004
+    testutil.go:509: Offset: 480, NextOffset: 861
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1004, NextOffset: 1024
+    testutil.go:509: Offset: 861, NextOffset: 881
+    testutil.go:509: Offset: 1024, NextOffset: 1044
+    testutil.go:509: Offset: 881, NextOffset: 901
+    testutil.go:509: Offset: 1044, NextOffset: 1064
+    testutil.go:509: Offset: 901, NextOffset: 921
+    testutil.go:509: Offset: 1064, NextOffset: 2564
+    testutil.go:509: Offset: 921, NextOffset: 2272
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 528, NextOffset: 623
     testutil.go:509: Offset: 385, NextOffset: 480
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 996, NextOffset: 1016
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 1016, NextOffset: 1036
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1036, NextOffset: 1056
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1056, NextOffset: 2556
-    testutil.go:509: Offset: 913, NextOffset: 2271
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [barlink dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt bar test dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test test2 barlink] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt foo3.txt barlink foo1.txt bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:509: Offset: 97, NextOffset: 2008
-    testutil.go:509: Offset: 0, NextOffset: 1828
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1841
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":381,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":477,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":854,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":874,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":894,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":914,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":193,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":253,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":273,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":293,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":620,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1017,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1037,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1057,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar barlink test2 .no.prefetch.landmark foo3.txt test dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 997, NextOffset: 1017
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1017, NextOffset: 1037
+    testutil.go:509: Offset: 894, NextOffset: 914
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 914, NextOffset: 2270
+    testutil.go:509: Offset: 1057, NextOffset: 2557
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":381,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":477,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":846,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":866,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":886,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":906,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":193,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":213,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":233,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":253,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":273,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":293,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":524,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":620,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1009,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1029,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1049,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -249648,47 +250792,11 @@
     testutil.go:509: Offset: 381, NextOffset: 477
     testutil.go:509: Offset: 524, NextOffset: 620
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 477, NextOffset: 846
-    testutil.go:509: Offset: 620, NextOffset: 989
+    testutil.go:509: Offset: 477, NextOffset: 854
+    testutil.go:509: Offset: 620, NextOffset: 997
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 846, NextOffset: 866
-    testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 866, NextOffset: 886
-    testutil.go:509: Offset: 1009, NextOffset: 1029
-    testutil.go:509: Offset: 886, NextOffset: 906
-    testutil.go:509: Offset: 1029, NextOffset: 1049
-    testutil.go:509: Offset: 906, NextOffset: 2263
-    testutil.go:509: Offset: 1049, NextOffset: 2546
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 846, NextOffset: 866
-    testutil.go:509: Offset: 1009, NextOffset: 1029
-    testutil.go:509: Offset: 866, NextOffset: 886
-    testutil.go:509: Offset: 1029, NextOffset: 1049
-    testutil.go:509: Offset: 886, NextOffset: 906
-    testutil.go:509: Offset: 1049, NextOffset: 2546
-    testutil.go:509: Offset: 906, NextOffset: 2263
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt test dev baz.txt foo1.txt bar barlink test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -249702,6 +250810,17 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 293, NextOffset: 406
     testutil.go:509: Offset: 191, NextOffset: 283
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 406, NextOffset: 524
+    testutil.go:509: Offset: 283, NextOffset: 381
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 524, NextOffset: 620
+    testutil.go:509: Offset: 381, NextOffset: 477
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 193, NextOffset: 213
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -249715,162 +250834,152 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 293, NextOffset: 406
     testutil.go:509: Offset: 191, NextOffset: 283
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 406, NextOffset: 524
-    testutil.go:509: Offset: 283, NextOffset: 381
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 524, NextOffset: 620
-    testutil.go:509: Offset: 381, NextOffset: 477
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 620, NextOffset: 989
-    testutil.go:509: Offset: 477, NextOffset: 846
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 620, NextOffset: 997
+    testutil.go:509: Offset: 477, NextOffset: 854
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 997, NextOffset: 1017
+    testutil.go:509: Offset: 854, NextOffset: 874
+    testutil.go:509: Offset: 1017, NextOffset: 1037
+    testutil.go:509: Offset: 874, NextOffset: 894
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 894, NextOffset: 914
+    testutil.go:509: Offset: 1057, NextOffset: 2557
+    testutil.go:509: Offset: 914, NextOffset: 2270
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt bar foo3.txt dev test2 foo1.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt bar foo3.txt test test2 foo1.txt barlink dev .no.prefetch.landmark]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt dev test2 foo1.txt barlink test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-    testutil.go:509: Offset: 97, NextOffset: 2012
-    testutil.go:509: Offset: 0, NextOffset: 1831
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":287,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":856,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":876,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":896,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":916,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":529,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":625,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":998,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1018,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1038,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1058,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [baz.txt foo1.txt bar foo3.txt dev .no.prefetch.landmark barlink test test2]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt test test2 foo1.txt barlink dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 856, NextOffset: 876
-    testutil.go:509: Offset: 998, NextOffset: 1018
-    testutil.go:509: Offset: 876, NextOffset: 896
-    testutil.go:509: Offset: 1018, NextOffset: 1038
-    testutil.go:509: Offset: 896, NextOffset: 916
-    testutil.go:509: Offset: 1038, NextOffset: 1058
-    testutil.go:509: Offset: 916, NextOffset: 2273
-    testutil.go:509: Offset: 1058, NextOffset: 2562
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+    testutil.go:509: Offset: 97, NextOffset: 2021
+    testutil.go:509: Offset: 0, NextOffset: 1840
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":93,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":113,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":133,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":153,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":173,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":193,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":287,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":387,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":864,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":884,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":904,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":924,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":195,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":215,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":235,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":255,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":275,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":295,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":409,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":529,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":625,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":1006,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1026,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1046,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1066,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt barlink test2 .no.prefetch.landmark test dev baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -249908,24 +251017,28 @@
     testutil.go:509: Offset: 387, NextOffset: 483
     testutil.go:509: Offset: 529, NextOffset: 625
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 483, NextOffset: 856
-    testutil.go:509: Offset: 625, NextOffset: 998
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt dev .no.prefetch.landmark barlink test test2 baz.txt foo1.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:509: Offset: 483, NextOffset: 864
+    testutil.go:509: Offset: 625, NextOffset: 1006
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 998, NextOffset: 1018
-    testutil.go:509: Offset: 856, NextOffset: 876
-    testutil.go:509: Offset: 1018, NextOffset: 1038
-    testutil.go:509: Offset: 876, NextOffset: 896
-    testutil.go:509: Offset: 1038, NextOffset: 1058
-    testutil.go:509: Offset: 896, NextOffset: 916
-    testutil.go:509: Offset: 1058, NextOffset: 2562
-    testutil.go:509: Offset: 916, NextOffset: 2273
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 864, NextOffset: 884
+    testutil.go:509: Offset: 1006, NextOffset: 1026
+    testutil.go:509: Offset: 884, NextOffset: 904
+    testutil.go:509: Offset: 1026, NextOffset: 1046
+    testutil.go:509: Offset: 904, NextOffset: 924
+    testutil.go:509: Offset: 1046, NextOffset: 1066
+    testutil.go:509: Offset: 924, NextOffset: 2277
+    testutil.go:509: Offset: 1066, NextOffset: 2571
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test2 .no.prefetch.landmark test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -249939,6 +251052,20 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 295, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 287
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 409, NextOffset: 529
+    testutil.go:509: Offset: 287, NextOffset: 387
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 529, NextOffset: 625
+    testutil.go:509: Offset: 387, NextOffset: 483
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 625, NextOffset: 1006
+    testutil.go:509: Offset: 483, NextOffset: 864
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 195, NextOffset: 215
     testutil.go:509: Offset: 93, NextOffset: 113
@@ -249952,149 +251079,170 @@
     testutil.go:509: Offset: 173, NextOffset: 193
     testutil.go:509: Offset: 295, NextOffset: 409
     testutil.go:509: Offset: 193, NextOffset: 287
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 409, NextOffset: 529
-    testutil.go:509: Offset: 287, NextOffset: 387
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 529, NextOffset: 625
-    testutil.go:509: Offset: 387, NextOffset: 483
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 625, NextOffset: 998
-    testutil.go:509: Offset: 483, NextOffset: 856
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1006, NextOffset: 1026
+    testutil.go:509: Offset: 864, NextOffset: 884
+    testutil.go:509: Offset: 1026, NextOffset: 1046
+    testutil.go:509: Offset: 884, NextOffset: 904
+    testutil.go:509: Offset: 1046, NextOffset: 1066
+    testutil.go:509: Offset: 904, NextOffset: 924
+    testutil.go:509: Offset: 1066, NextOffset: 2571
+    testutil.go:509: Offset: 924, NextOffset: 2277
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [baz.txt foo3.txt barlink .no.prefetch.landmark foo1.txt bar test dev test2]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt bar test dev .no.prefetch.landmark foo3.txt barlink test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt barlink test2 baz.txt foo1.txt bar test dev] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar test dev test2 baz.txt foo3.txt barlink] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
-    testutil.go:509: Offset: 97, NextOffset: 2022
-    testutil.go:509: Offset: 0, NextOffset: 1841
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+    testutil.go:509: Offset: 97, NextOffset: 2030
+    testutil.go:509: Offset: 0, NextOffset: 1850
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":282,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":379,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":474,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":789,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":809,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":829,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":849,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":189,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":229,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":269,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":289,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":402,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":520,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":930,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":950,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":970,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":990,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink .no.prefetch.landmark]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":282,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":379,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":474,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":789,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":809,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":829,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":849,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":189,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":209,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":229,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":269,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":289,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":402,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":520,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":615,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":930,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":950,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":970,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":990,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt test test2 bar foo3.txt barlink dev .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 89, NextOffset: 109
+    testutil.go:509: Offset: 189, NextOffset: 209
+    testutil.go:509: Offset: 109, NextOffset: 129
+    testutil.go:509: Offset: 209, NextOffset: 229
+    testutil.go:509: Offset: 129, NextOffset: 149
+    testutil.go:509: Offset: 229, NextOffset: 249
+    testutil.go:509: Offset: 149, NextOffset: 169
+    testutil.go:509: Offset: 249, NextOffset: 269
+    testutil.go:509: Offset: 169, NextOffset: 189
+    testutil.go:509: Offset: 269, NextOffset: 289
+    testutil.go:509: Offset: 189, NextOffset: 282
+    testutil.go:509: Offset: 289, NextOffset: 402
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 89, NextOffset: 109
     testutil.go:509: Offset: 189, NextOffset: 209
@@ -250129,32 +251277,19 @@
     testutil.go:509: Offset: 950, NextOffset: 970
     testutil.go:509: Offset: 829, NextOffset: 849
     testutil.go:509: Offset: 970, NextOffset: 990
-    testutil.go:509: Offset: 849, NextOffset: 2103
-    testutil.go:509: Offset: 990, NextOffset: 2401
+    testutil.go:509: Offset: 849, NextOffset: 2102
+    testutil.go:509: Offset: 990, NextOffset: 2403
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink .no.prefetch.landmark test dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 89, NextOffset: 109
-    testutil.go:509: Offset: 189, NextOffset: 209
-    testutil.go:509: Offset: 109, NextOffset: 129
-    testutil.go:509: Offset: 209, NextOffset: 229
-    testutil.go:509: Offset: 129, NextOffset: 149
-    testutil.go:509: Offset: 229, NextOffset: 249
-    testutil.go:509: Offset: 149, NextOffset: 169
-    testutil.go:509: Offset: 249, NextOffset: 269
-    testutil.go:509: Offset: 169, NextOffset: 189
-    testutil.go:509: Offset: 269, NextOffset: 289
-    testutil.go:509: Offset: 189, NextOffset: 282
-    testutil.go:509: Offset: 289, NextOffset: 402
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt test test2 bar foo3.txt barlink dev .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 189, NextOffset: 209
     testutil.go:509: Offset: 89, NextOffset: 109
     testutil.go:509: Offset: 209, NextOffset: 229
@@ -250167,22 +251302,6 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 289, NextOffset: 402
     testutil.go:509: Offset: 189, NextOffset: 282
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 402, NextOffset: 520
-    testutil.go:509: Offset: 282, NextOffset: 379
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 930, NextOffset: 950
-    testutil.go:509: Offset: 789, NextOffset: 809
-    testutil.go:509: Offset: 950, NextOffset: 970
-    testutil.go:509: Offset: 809, NextOffset: 829
-    testutil.go:509: Offset: 970, NextOffset: 990
-    testutil.go:509: Offset: 829, NextOffset: 849
-    testutil.go:509: Offset: 990, NextOffset: 2401
-    testutil.go:509: Offset: 849, NextOffset: 2103
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 189, NextOffset: 209
     testutil.go:509: Offset: 89, NextOffset: 109
@@ -250196,6 +251315,9 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 289, NextOffset: 402
     testutil.go:509: Offset: 189, NextOffset: 282
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 402, NextOffset: 520
+    testutil.go:509: Offset: 282, NextOffset: 379
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -250205,37 +251327,33 @@
     testutil.go:509: Offset: 615, NextOffset: 930
     testutil.go:509: Offset: 474, NextOffset: 789
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 930, NextOffset: 950
+    testutil.go:509: Offset: 789, NextOffset: 809
+    testutil.go:509: Offset: 950, NextOffset: 970
+    testutil.go:509: Offset: 809, NextOffset: 829
+    testutil.go:509: Offset: 970, NextOffset: 990
+    testutil.go:509: Offset: 829, NextOffset: 849
+    testutil.go:509: Offset: 990, NextOffset: 2403
+    testutil.go:509: Offset: 849, NextOffset: 2102
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [foo3.txt dev .no.prefetch.landmark barlink test test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -250245,98 +251363,107 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt dev .no.prefetch.landmark barlink test test2 baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark foo1.txt test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
-    testutil.go:509: Offset: 97, NextOffset: 1904
-    testutil.go:509: Offset: 0, NextOffset: 1733
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1906
+    testutil.go:509: Offset: 0, NextOffset: 1735
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":284,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":384,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":803,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":823,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":843,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":863,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":191,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":231,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":251,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":271,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":291,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":526,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":622,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":945,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":965,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":985,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1005,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":88,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":108,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":128,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":148,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":168,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":188,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":284,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":384,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":804,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":824,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":844,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":864,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":191,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":211,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":231,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":251,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":271,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":291,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":526,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":622,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":946,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":966,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":986,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1006,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark bar foo3.txt barlink test test2 baz.txt foo1.txt dev]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt bar foo3.txt test2 foo1.txt barlink test dev .no.prefetch.landmark]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -250374,42 +251501,46 @@
     testutil.go:509: Offset: 384, NextOffset: 480
     testutil.go:509: Offset: 526, NextOffset: 622
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 480, NextOffset: 803
-    testutil.go:509: Offset: 622, NextOffset: 945
+    testutil.go:509: Offset: 480, NextOffset: 804
+    testutil.go:509: Offset: 622, NextOffset: 946
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 803, NextOffset: 823
-    testutil.go:509: Offset: 945, NextOffset: 965
-    testutil.go:509: Offset: 823, NextOffset: 843
-    testutil.go:509: Offset: 965, NextOffset: 985
-    testutil.go:509: Offset: 843, NextOffset: 863
-    testutil.go:509: Offset: 985, NextOffset: 1005
-    testutil.go:509: Offset: 863, NextOffset: 2131
-    testutil.go:509: Offset: 1005, NextOffset: 2419
+    testutil.go:509: Offset: 804, NextOffset: 824
+    testutil.go:509: Offset: 946, NextOffset: 966
+    testutil.go:509: Offset: 824, NextOffset: 844
+    testutil.go:509: Offset: 966, NextOffset: 986
+    testutil.go:509: Offset: 844, NextOffset: 864
+    testutil.go:509: Offset: 986, NextOffset: 1006
+    testutil.go:509: Offset: 864, NextOffset: 2129
+    testutil.go:509: Offset: 1006, NextOffset: 2421
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test test2 baz.txt foo1.txt dev .no.prefetch.landmark] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test dev .no.prefetch.landmark baz.txt bar foo3.txt test2 foo1.txt barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 945, NextOffset: 965
-    testutil.go:509: Offset: 803, NextOffset: 823
-    testutil.go:509: Offset: 965, NextOffset: 985
-    testutil.go:509: Offset: 823, NextOffset: 843
-    testutil.go:509: Offset: 985, NextOffset: 1005
-    testutil.go:509: Offset: 843, NextOffset: 863
-    testutil.go:509: Offset: 1005, NextOffset: 2419
-    testutil.go:509: Offset: 863, NextOffset: 2131
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 946, NextOffset: 966
+    testutil.go:509: Offset: 804, NextOffset: 824
+    testutil.go:509: Offset: 966, NextOffset: 986
+    testutil.go:509: Offset: 824, NextOffset: 844
+    testutil.go:509: Offset: 986, NextOffset: 1006
+    testutil.go:509: Offset: 844, NextOffset: 864
+    testutil.go:509: Offset: 1006, NextOffset: 2421
+    testutil.go:509: Offset: 864, NextOffset: 2129
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 191, NextOffset: 211
     testutil.go:509: Offset: 88, NextOffset: 108
@@ -250423,6 +251554,16 @@
     testutil.go:509: Offset: 168, NextOffset: 188
     testutil.go:509: Offset: 291, NextOffset: 406
     testutil.go:509: Offset: 188, NextOffset: 284
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 526, NextOffset: 622
+    testutil.go:509: Offset: 384, NextOffset: 480
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 622, NextOffset: 946
+    testutil.go:509: Offset: 480, NextOffset: 804
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 191, NextOffset: 211
     testutil.go:509: Offset: 88, NextOffset: 108
@@ -250439,146 +251580,136 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 406, NextOffset: 526
     testutil.go:509: Offset: 284, NextOffset: 384
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [barlink test dev .no.prefetch.landmark foo3.txt test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 526, NextOffset: 622
-    testutil.go:509: Offset: 384, NextOffset: 480
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 622, NextOffset: 945
-    testutil.go:509: Offset: 480, NextOffset: 803
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo3.txt barlink test dev test2 foo1.txt bar]
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 foo1.txt bar .no.prefetch.landmark baz.txt foo3.txt barlink test] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo3.txt test2 baz.txt foo1.txt bar barlink test dev] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1909
-    testutil.go:509: Offset: 0, NextOffset: 1732
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1910
+    testutil.go:509: Offset: 0, NextOffset: 1735
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":285,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":384,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":796,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":816,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":836,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":856,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":526,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":622,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":938,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":958,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":978,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":998,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":285,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":384,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":480,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":796,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":816,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":836,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":856,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":192,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":212,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":232,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":252,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":272,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":292,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":406,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":526,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":622,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":938,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":958,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":978,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":998,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt bar barlink test dev test2 foo1.txt foo3.txt]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 480, NextOffset: 796
+    testutil.go:509: Offset: 622, NextOffset: 938
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -250588,10 +251719,10 @@
     testutil.go:509: Offset: 958, NextOffset: 978
     testutil.go:509: Offset: 836, NextOffset: 856
     testutil.go:509: Offset: 978, NextOffset: 998
-    testutil.go:509: Offset: 856, NextOffset: 2130
-    testutil.go:509: Offset: 998, NextOffset: 2407
+    testutil.go:509: Offset: 856, NextOffset: 2128
+    testutil.go:509: Offset: 998, NextOffset: 2406
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -250632,20 +251763,14 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 384, NextOffset: 480
     testutil.go:509: Offset: 526, NextOffset: 622
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 foo1.txt foo3.txt .no.prefetch.landmark baz.txt bar] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 406, NextOffset: 526
+    testutil.go:509: Offset: 285, NextOffset: 384
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 480, NextOffset: 796
     testutil.go:509: Offset: 622, NextOffset: 938
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 480, NextOffset: 796
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -250659,6 +251784,31 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 292, NextOffset: 406
     testutil.go:509: Offset: 190, NextOffset: 285
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 526, NextOffset: 622
+    testutil.go:509: Offset: 384, NextOffset: 480
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 938, NextOffset: 958
+    testutil.go:509: Offset: 796, NextOffset: 816
+    testutil.go:509: Offset: 958, NextOffset: 978
+    testutil.go:509: Offset: 816, NextOffset: 836
+    testutil.go:509: Offset: 978, NextOffset: 998
+    testutil.go:509: Offset: 836, NextOffset: 856
+    testutil.go:509: Offset: 998, NextOffset: 2406
+    testutil.go:509: Offset: 856, NextOffset: 2128
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 192, NextOffset: 212
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -250672,155 +251822,149 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 292, NextOffset: 406
     testutil.go:509: Offset: 190, NextOffset: 285
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 406, NextOffset: 526
-    testutil.go:509: Offset: 285, NextOffset: 384
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 526, NextOffset: 622
-    testutil.go:509: Offset: 384, NextOffset: 480
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 622, NextOffset: 938
-    testutil.go:509: Offset: 480, NextOffset: 796
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 938, NextOffset: 958
-    testutil.go:509: Offset: 796, NextOffset: 816
-    testutil.go:509: Offset: 958, NextOffset: 978
-    testutil.go:509: Offset: 816, NextOffset: 836
-    testutil.go:509: Offset: 978, NextOffset: 998
-    testutil.go:509: Offset: 836, NextOffset: 856
-    testutil.go:509: Offset: 998, NextOffset: 2407
-    testutil.go:509: Offset: 856, NextOffset: 2130
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo3.txt barlink test test2 .no.prefetch.landmark foo1.txt bar dev]
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink test] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
     testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1746
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar dev baz.txt foo3.txt barlink test test2 .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 97, NextOffset: 1921
-    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 0, NextOffset: 1745
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":484,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":803,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":823,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":843,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":863,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":532,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":630,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":949,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":969,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":989,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1009,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo3.txt barlink test dev test2 foo1.txt bar]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 803, NextOffset: 823
+    testutil.go:509: Offset: 949, NextOffset: 969
+    testutil.go:509: Offset: 823, NextOffset: 843
+    testutil.go:509: Offset: 969, NextOffset: 989
+    testutil.go:509: Offset: 843, NextOffset: 863
+    testutil.go:509: Offset: 989, NextOffset: 1009
+    testutil.go:509: Offset: 863, NextOffset: 2135
+    testutil.go:509: Offset: 1009, NextOffset: 2426
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":90,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":110,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":130,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":150,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":170,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":190,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":286,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":386,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":484,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":803,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":823,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":843,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":863,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":194,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":214,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":234,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":254,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":274,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":294,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":411,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":532,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":630,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":949,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":969,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":989,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1009,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo3.txt test dev foo1.txt bar barlink test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -250861,25 +252005,31 @@
     testutil.go:509: Offset: 484, NextOffset: 803
     testutil.go:509: Offset: 630, NextOffset: 949
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink test dev test2 foo1.txt bar] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 630, NextOffset: 949
+    testutil.go:509: Offset: 484, NextOffset: 803
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 803, NextOffset: 823
     testutil.go:509: Offset: 949, NextOffset: 969
-    testutil.go:509: Offset: 823, NextOffset: 843
+    testutil.go:509: Offset: 803, NextOffset: 823
     testutil.go:509: Offset: 969, NextOffset: 989
-    testutil.go:509: Offset: 843, NextOffset: 863
+    testutil.go:509: Offset: 823, NextOffset: 843
     testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 863, NextOffset: 2134
-    testutil.go:509: Offset: 1009, NextOffset: 2425
+    testutil.go:509: Offset: 843, NextOffset: 863
+    testutil.go:509: Offset: 1009, NextOffset: 2426
+    testutil.go:509: Offset: 863, NextOffset: 2135
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar barlink test2 .no.prefetch.landmark baz.txt foo3.txt test dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 194, NextOffset: 214
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -250893,26 +252043,6 @@
     testutil.go:509: Offset: 170, NextOffset: 190
     testutil.go:509: Offset: 294, NextOffset: 411
     testutil.go:509: Offset: 190, NextOffset: 286
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 630, NextOffset: 949
-    testutil.go:509: Offset: 484, NextOffset: 803
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 949, NextOffset: 969
-    testutil.go:509: Offset: 803, NextOffset: 823
-    testutil.go:509: Offset: 969, NextOffset: 989
-    testutil.go:509: Offset: 823, NextOffset: 843
-    testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 843, NextOffset: 863
-    testutil.go:509: Offset: 1009, NextOffset: 2425
-    testutil.go:509: Offset: 863, NextOffset: 2134
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 411, NextOffset: 532
     testutil.go:509: Offset: 286, NextOffset: 386
@@ -250921,9 +252051,6 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 532, NextOffset: 630
     testutil.go:509: Offset: 386, NextOffset: 484
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 194, NextOffset: 214
     testutil.go:509: Offset: 90, NextOffset: 110
@@ -250938,12 +252065,27 @@
     testutil.go:509: Offset: 294, NextOffset: 411
     testutil.go:509: Offset: 190, NextOffset: 286
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":97,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":97,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":97,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":97,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":97,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 foo3.txt .no.prefetch.landmark baz.txt foo1.txt bar barlink test dev]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [test2 foo1.txt barlink test .no.prefetch.landmark baz.txt bar foo3.txt dev]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -250951,91 +252093,79 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 foo1.txt barlink test .no.prefetch.landmark baz.txt bar foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 foo3.txt .no.prefetch.landmark baz.txt foo1.txt bar barlink] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -251043,47 +252173,23 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 97, NextOffset: 1920
-    testutil.go:509: Offset: 0, NextOffset: 1745
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
+    testutil.go:509: Offset: 97, NextOffset: 1926
+    testutil.go:509: Offset: 0, NextOffset: 1746
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":105,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":125,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":145,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":165,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":272,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":365,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":454,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":765,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":785,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":805,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":825,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":223,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":243,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":263,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":389,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":501,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":590,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":901,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":921,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":961,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":105,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":125,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":145,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":165,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":272,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":365,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":454,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":765,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":785,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":805,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":825,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":223,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":243,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":263,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":389,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":501,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":590,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":901,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":921,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":941,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":961,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [baz.txt foo1.txt foo3.txt dev test2 .no.prefetch.landmark bar barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 85, NextOffset: 105
-    testutil.go:509: Offset: 183, NextOffset: 203
-    testutil.go:509: Offset: 105, NextOffset: 125
-    testutil.go:509: Offset: 203, NextOffset: 223
-    testutil.go:509: Offset: 125, NextOffset: 145
-    testutil.go:509: Offset: 223, NextOffset: 243
-    testutil.go:509: Offset: 145, NextOffset: 165
-    testutil.go:509: Offset: 243, NextOffset: 263
-    testutil.go:509: Offset: 165, NextOffset: 185
-    testutil.go:509: Offset: 263, NextOffset: 283
-    testutil.go:509: Offset: 185, NextOffset: 272
-    testutil.go:509: Offset: 283, NextOffset: 389
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 272, NextOffset: 365
-    testutil.go:509: Offset: 389, NextOffset: 501
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 365, NextOffset: 454
-    testutil.go:509: Offset: 501, NextOffset: 590
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test .no.prefetch.landmark baz.txt bar dev test2 foo1.txt foo3.txt barlink]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 454, NextOffset: 765
     testutil.go:509: Offset: 590, NextOffset: 901
@@ -251098,9 +252204,9 @@
     testutil.go:509: Offset: 805, NextOffset: 825
     testutil.go:509: Offset: 941, NextOffset: 961
     testutil.go:509: Offset: 825, NextOffset: 2050
-    testutil.go:509: Offset: 961, NextOffset: 2344
+    testutil.go:509: Offset: 961, NextOffset: 2343
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -251120,25 +252226,29 @@
     testutil.go:509: Offset: 263, NextOffset: 283
     testutil.go:509: Offset: 185, NextOffset: 272
     testutil.go:509: Offset: 283, NextOffset: 389
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test baz.txt foo1.txt foo3.txt dev test2 .no.prefetch.landmark bar] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 85, NextOffset: 105
+    testutil.go:509: Offset: 183, NextOffset: 203
+    testutil.go:509: Offset: 105, NextOffset: 125
+    testutil.go:509: Offset: 203, NextOffset: 223
+    testutil.go:509: Offset: 125, NextOffset: 145
+    testutil.go:509: Offset: 223, NextOffset: 243
+    testutil.go:509: Offset: 145, NextOffset: 165
+    testutil.go:509: Offset: 243, NextOffset: 263
+    testutil.go:509: Offset: 165, NextOffset: 185
+    testutil.go:509: Offset: 263, NextOffset: 283
+    testutil.go:509: Offset: 185, NextOffset: 272
+    testutil.go:509: Offset: 283, NextOffset: 389
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 272, NextOffset: 365
+    testutil.go:509: Offset: 389, NextOffset: 501
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 501, NextOffset: 590
     testutil.go:509: Offset: 365, NextOffset: 454
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 901, NextOffset: 921
-    testutil.go:509: Offset: 765, NextOffset: 785
-    testutil.go:509: Offset: 921, NextOffset: 941
-    testutil.go:509: Offset: 785, NextOffset: 805
-    testutil.go:509: Offset: 941, NextOffset: 961
-    testutil.go:509: Offset: 805, NextOffset: 825
-    testutil.go:509: Offset: 961, NextOffset: 2344
-    testutil.go:509: Offset: 825, NextOffset: 2050
+    testutil.go:509: Offset: 501, NextOffset: 590
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar dev test2 foo1.txt foo3.txt barlink test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 85, NextOffset: 105
@@ -251152,14 +252262,13 @@
     testutil.go:509: Offset: 165, NextOffset: 185
     testutil.go:509: Offset: 283, NextOffset: 389
     testutil.go:509: Offset: 185, NextOffset: 272
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 389, NextOffset: 501
-    testutil.go:509: Offset: 272, NextOffset: 365
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 590, NextOffset: 901
-    testutil.go:509: Offset: 454, NextOffset: 765
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 501, NextOffset: 590
+    testutil.go:509: Offset: 365, NextOffset: 454
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -251179,149 +252288,167 @@
     testutil.go:509: Offset: 165, NextOffset: 185
     testutil.go:509: Offset: 283, NextOffset: 389
     testutil.go:509: Offset: 185, NextOffset: 272
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt test dev test2 .no.prefetch.landmark bar foo3.txt barlink]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
+    testutil.go:509: Offset: 389, NextOffset: 501
+    testutil.go:509: Offset: 272, NextOffset: 365
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
+    testutil.go:509: Offset: 590, NextOffset: 901
+    testutil.go:509: Offset: 454, NextOffset: 765
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
+    testutil.go:509: Offset: 901, NextOffset: 921
+    testutil.go:509: Offset: 765, NextOffset: 785
+    testutil.go:509: Offset: 921, NextOffset: 941
+    testutil.go:509: Offset: 785, NextOffset: 805
+    testutil.go:509: Offset: 941, NextOffset: 961
+    testutil.go:509: Offset: 805, NextOffset: 825
+    testutil.go:509: Offset: 961, NextOffset: 2343
+    testutil.go:509: Offset: 825, NextOffset: 2050
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink baz.txt foo1.txt test dev test2 .no.prefetch.landmark bar foo3.txt] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt test bar]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt test bar foo3.txt barlink dev test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1846
-    testutil.go:509: Offset: 0, NextOffset: 1688
+    testutil.go:509: Offset: 91, NextOffset: 1845
+    testutil.go:509: Offset: 0, NextOffset: 1687
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":374,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":465,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":780,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":800,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":820,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":840,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":915,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":935,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":955,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":975,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":374,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":465,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":781,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":801,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":821,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":841,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":916,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":936,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":956,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":976,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [dev .no.prefetch.landmark foo1.txt test2 baz.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 780, NextOffset: 800
-    testutil.go:509: Offset: 915, NextOffset: 935
-    testutil.go:509: Offset: 800, NextOffset: 820
-    testutil.go:509: Offset: 935, NextOffset: 955
-    testutil.go:509: Offset: 820, NextOffset: 840
-    testutil.go:509: Offset: 955, NextOffset: 975
-    testutil.go:509: Offset: 840, NextOffset: 2074
-    testutil.go:509: Offset: 975, NextOffset: 2352
+    testutil.go:509: Offset: 781, NextOffset: 801
+    testutil.go:509: Offset: 916, NextOffset: 936
+    testutil.go:509: Offset: 801, NextOffset: 821
+    testutil.go:509: Offset: 936, NextOffset: 956
+    testutil.go:509: Offset: 821, NextOffset: 841
+    testutil.go:509: Offset: 956, NextOffset: 976
+    testutil.go:509: Offset: 841, NextOffset: 2076
+    testutil.go:509: Offset: 976, NextOffset: 2357
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -251359,11 +252486,16 @@
     testutil.go:509: Offset: 374, NextOffset: 465
     testutil.go:509: Offset: 509, NextOffset: 600
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 465, NextOffset: 780
-    testutil.go:509: Offset: 600, NextOffset: 915
+    testutil.go:509: Offset: 465, NextOffset: 781
+    testutil.go:509: Offset: 600, NextOffset: 916
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt dev test2 .no.prefetch.landmark baz.txt barlink test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [dev .no.prefetch.landmark foo1.txt test2 baz.txt bar foo3.txt barlink test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 395, NextOffset: 509
+    testutil.go:509: Offset: 279, NextOffset: 374
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 205
     testutil.go:509: Offset: 87, NextOffset: 107
@@ -251377,37 +252509,6 @@
     testutil.go:509: Offset: 167, NextOffset: 187
     testutil.go:509: Offset: 285, NextOffset: 395
     testutil.go:509: Offset: 187, NextOffset: 279
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 915, NextOffset: 935
-    testutil.go:509: Offset: 780, NextOffset: 800
-    testutil.go:509: Offset: 935, NextOffset: 955
-    testutil.go:509: Offset: 800, NextOffset: 820
-    testutil.go:509: Offset: 955, NextOffset: 975
-    testutil.go:509: Offset: 820, NextOffset: 840
-    testutil.go:509: Offset: 975, NextOffset: 2352
-    testutil.go:509: Offset: 840, NextOffset: 2074
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 395, NextOffset: 509
-    testutil.go:509: Offset: 279, NextOffset: 374
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 509, NextOffset: 600
-    testutil.go:509: Offset: 374, NextOffset: 465
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 600, NextOffset: 915
-    testutil.go:509: Offset: 465, NextOffset: 780
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 205
     testutil.go:509: Offset: 87, NextOffset: 107
@@ -251421,138 +252522,176 @@
     testutil.go:509: Offset: 167, NextOffset: 187
     testutil.go:509: Offset: 285, NextOffset: 395
     testutil.go:509: Offset: 187, NextOffset: 279
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [baz.txt foo1.txt foo3.txt dev .no.prefetch.landmark bar barlink test test2]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 509, NextOffset: 600
+    testutil.go:509: Offset: 374, NextOffset: 465
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
+    testutil.go:509: Offset: 600, NextOffset: 916
+    testutil.go:509: Offset: 465, NextOffset: 781
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
+    testutil.go:509: Offset: 916, NextOffset: 936
+    testutil.go:509: Offset: 781, NextOffset: 801
+    testutil.go:509: Offset: 936, NextOffset: 956
+    testutil.go:509: Offset: 801, NextOffset: 821
+    testutil.go:509: Offset: 956, NextOffset: 976
+    testutil.go:509: Offset: 821, NextOffset: 841
+    testutil.go:509: Offset: 976, NextOffset: 2357
+    testutil.go:509: Offset: 841, NextOffset: 2076
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt barlink test dev baz.txt bar foo3.txt test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt foo3.txt dev .no.prefetch.landmark bar barlink test] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo1.txt barlink test dev baz.txt bar foo3.txt test2 .no.prefetch.landmark] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
-    testutil.go:509: Offset: 91, NextOffset: 1854
-    testutil.go:509: Offset: 0, NextOffset: 1697
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
+    testutil.go:509: Offset: 91, NextOffset: 1853
+    testutil.go:509: Offset: 0, NextOffset: 1695
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":275,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":369,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":461,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":765,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":785,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":805,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":825,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":244,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":264,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":594,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":898,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":918,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":938,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":958,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":275,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":369,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":461,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":765,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":785,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":805,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":825,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":244,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":264,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":594,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":898,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":918,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":938,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":958,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt test .no.prefetch.landmark baz.txt foo1.txt bar barlink dev test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [barlink test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test dev]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 765, NextOffset: 785
+    testutil.go:509: Offset: 898, NextOffset: 918
+    testutil.go:509: Offset: 785, NextOffset: 805
+    testutil.go:509: Offset: 918, NextOffset: 938
+    testutil.go:509: Offset: 805, NextOffset: 825
+    testutil.go:509: Offset: 938, NextOffset: 958
+    testutil.go:509: Offset: 825, NextOffset: 2054
+    testutil.go:509: Offset: 958, NextOffset: 2339
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -251592,20 +252731,9 @@
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 461, NextOffset: 765
     testutil.go:509: Offset: 594, NextOffset: 898
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 765, NextOffset: 785
-    testutil.go:509: Offset: 898, NextOffset: 918
-    testutil.go:509: Offset: 785, NextOffset: 805
-    testutil.go:509: Offset: 918, NextOffset: 938
-    testutil.go:509: Offset: 805, NextOffset: 825
-    testutil.go:509: Offset: 938, NextOffset: 958
-    testutil.go:509: Offset: 825, NextOffset: 2056
-    testutil.go:509: Offset: 958, NextOffset: 2338
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test .no.prefetch.landmark baz.txt foo1.txt bar barlink dev test2 foo3.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt test dev barlink test2 .no.prefetch.landmark baz.txt foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -251621,20 +252749,6 @@
     testutil.go:509: Offset: 167, NextOffset: 187
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:509: Offset: 187, NextOffset: 275
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 594, NextOffset: 898
-    testutil.go:509: Offset: 461, NextOffset: 765
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 898, NextOffset: 918
-    testutil.go:509: Offset: 765, NextOffset: 785
-    testutil.go:509: Offset: 918, NextOffset: 938
-    testutil.go:509: Offset: 785, NextOffset: 805
-    testutil.go:509: Offset: 938, NextOffset: 958
-    testutil.go:509: Offset: 805, NextOffset: 825
-    testutil.go:509: Offset: 958, NextOffset: 2338
-    testutil.go:509: Offset: 825, NextOffset: 2056
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 184, NextOffset: 204
     testutil.go:509: Offset: 87, NextOffset: 107
@@ -251656,20 +252770,53 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 502, NextOffset: 594
     testutil.go:509: Offset: 369, NextOffset: 461
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 594, NextOffset: 898
+    testutil.go:509: Offset: 461, NextOffset: 765
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 898, NextOffset: 918
+    testutil.go:509: Offset: 765, NextOffset: 785
+    testutil.go:509: Offset: 918, NextOffset: 938
+    testutil.go:509: Offset: 785, NextOffset: 805
+    testutil.go:509: Offset: 938, NextOffset: 958
+    testutil.go:509: Offset: 805, NextOffset: 825
+    testutil.go:509: Offset: 958, NextOffset: 2339
+    testutil.go:509: Offset: 825, NextOffset: 2054
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test2 foo1.txt bar .no.prefetch.landmark baz.txt foo3.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt foo1.txt bar test foo3.txt barlink dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -251677,135 +252824,98 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink test dev test2 foo1.txt bar] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-    testutil.go:509: Offset: 91, NextOffset: 1856
-    testutil.go:509: Offset: 0, NextOffset: 1700
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":281,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":377,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":777,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":797,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":817,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":837,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":226,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":266,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":508,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":908,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":928,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":968,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev test2 barlink test]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt bar test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 777, NextOffset: 797
-    testutil.go:509: Offset: 908, NextOffset: 928
-    testutil.go:509: Offset: 797, NextOffset: 817
-    testutil.go:509: Offset: 928, NextOffset: 948
-    testutil.go:509: Offset: 817, NextOffset: 837
-    testutil.go:509: Offset: 948, NextOffset: 968
-    testutil.go:509: Offset: 837, NextOffset: 2069
-    testutil.go:509: Offset: 968, NextOffset: 2354
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+    testutil.go:509: Offset: 91, NextOffset: 1855
+    testutil.go:509: Offset: 0, NextOffset: 1699
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":281,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":377,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":777,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":797,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":817,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":837,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":226,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":266,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":508,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":908,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":928,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":948,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":968,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink dev baz.txt test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -251846,19 +252956,43 @@
     testutil.go:509: Offset: 469, NextOffset: 777
     testutil.go:509: Offset: 600, NextOffset: 908
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 777, NextOffset: 797
+    testutil.go:509: Offset: 908, NextOffset: 928
+    testutil.go:509: Offset: 797, NextOffset: 817
+    testutil.go:509: Offset: 928, NextOffset: 948
+    testutil.go:509: Offset: 817, NextOffset: 837
+    testutil.go:509: Offset: 948, NextOffset: 968
+    testutil.go:509: Offset: 837, NextOffset: 2070
+    testutil.go:509: Offset: 968, NextOffset: 2356
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt dev test2 barlink test] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark foo1.txt bar foo3.txt barlink dev baz.txt test test2] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 394, NextOffset: 508
+    testutil.go:509: Offset: 281, NextOffset: 377
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 508, NextOffset: 600
+    testutil.go:509: Offset: 377, NextOffset: 469
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 600, NextOffset: 908
     testutil.go:509: Offset: 469, NextOffset: 777
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 206
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -251872,7 +253006,6 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:509: Offset: 191, NextOffset: 281
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -251882,8 +253015,10 @@
     testutil.go:509: Offset: 797, NextOffset: 817
     testutil.go:509: Offset: 948, NextOffset: 968
     testutil.go:509: Offset: 817, NextOffset: 837
-    testutil.go:509: Offset: 968, NextOffset: 2354
-    testutil.go:509: Offset: 837, NextOffset: 2069
+    testutil.go:509: Offset: 968, NextOffset: 2356
+    testutil.go:509: Offset: 837, NextOffset: 2070
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 206
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -251897,19 +253032,20 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:509: Offset: 191, NextOffset: 281
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 394, NextOffset: 508
-    testutil.go:509: Offset: 281, NextOffset: 377
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test2 bar barlink test dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 508, NextOffset: 600
-    testutil.go:509: Offset: 377, NextOffset: 469
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar foo3.txt test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:509: Offset: 91, NextOffset: 1861
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:509: Offset: 91, NextOffset: 1861
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -251922,11 +253058,11 @@
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -251958,41 +253094,32 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo1.txt foo3.txt test2 bar barlink test dev] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev foo1.txt bar foo3.txt test2] vs [barlink test dev test2 baz.txt foo1.txt bar foo3.txt]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1861
-    testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
@@ -252001,23 +253128,23 @@
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
     testutil.go:509: Offset: 91, NextOffset: 1861
@@ -252027,32 +253154,12 @@
     testutil.go:509: Offset: 91, NextOffset: 1861
     testutil.go:509: Offset: 0, NextOffset: 1708
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":105,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":125,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":145,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":165,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":272,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":365,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":454,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":830,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":850,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":870,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":890,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":223,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":243,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":263,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":389,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":501,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":590,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":966,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":986,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1006,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1026,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":85,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":105,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":125,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":145,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":165,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":185,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":272,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":365,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":454,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":838,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":858,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":878,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":898,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":183,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":203,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":223,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":243,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":263,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":283,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":389,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":501,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":590,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":974,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":994,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":1014,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":1034,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt barlink test test2 .no.prefetch.landmark baz.txt bar foo3.txt dev]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 365, NextOffset: 454
-    testutil.go:509: Offset: 501, NextOffset: 590
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 454, NextOffset: 830
-    testutil.go:509: Offset: 590, NextOffset: 966
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 830, NextOffset: 850
-    testutil.go:509: Offset: 966, NextOffset: 986
-    testutil.go:509: Offset: 850, NextOffset: 870
-    testutil.go:509: Offset: 986, NextOffset: 1006
-    testutil.go:509: Offset: 870, NextOffset: 890
-    testutil.go:509: Offset: 1006, NextOffset: 1026
-    testutil.go:509: Offset: 890, NextOffset: 2198
-    testutil.go:509: Offset: 1026, NextOffset: 2482
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt bar test dev foo1.txt foo3.txt barlink test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -252088,39 +253195,28 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 272, NextOffset: 365
     testutil.go:509: Offset: 389, NextOffset: 501
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt bar foo3.txt dev foo1.txt barlink test test2] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 501, NextOffset: 590
     testutil.go:509: Offset: 365, NextOffset: 454
+    testutil.go:509: Offset: 501, NextOffset: 590
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 590, NextOffset: 966
-    testutil.go:509: Offset: 454, NextOffset: 830
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 389, NextOffset: 501
-    testutil.go:509: Offset: 272, NextOffset: 365
+    testutil.go:509: Offset: 454, NextOffset: 838
+    testutil.go:509: Offset: 590, NextOffset: 974
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 966, NextOffset: 986
-    testutil.go:509: Offset: 830, NextOffset: 850
-    testutil.go:509: Offset: 986, NextOffset: 1006
-    testutil.go:509: Offset: 850, NextOffset: 870
-    testutil.go:509: Offset: 1006, NextOffset: 1026
-    testutil.go:509: Offset: 870, NextOffset: 890
-    testutil.go:509: Offset: 1026, NextOffset: 2482
-    testutil.go:509: Offset: 890, NextOffset: 2198
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:509: Offset: 838, NextOffset: 858
+    testutil.go:509: Offset: 974, NextOffset: 994
+    testutil.go:509: Offset: 858, NextOffset: 878
+    testutil.go:509: Offset: 994, NextOffset: 1014
+    testutil.go:509: Offset: 878, NextOffset: 898
+    testutil.go:509: Offset: 1014, NextOffset: 1034
+    testutil.go:509: Offset: 898, NextOffset: 2207
+    testutil.go:509: Offset: 1034, NextOffset: 2493
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test2 .no.prefetch.landmark baz.txt bar test dev foo1.txt] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 85, NextOffset: 105
@@ -252134,6 +253230,37 @@
     testutil.go:509: Offset: 165, NextOffset: 185
     testutil.go:509: Offset: 283, NextOffset: 389
     testutil.go:509: Offset: 185, NextOffset: 272
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 501, NextOffset: 590
+    testutil.go:509: Offset: 365, NextOffset: 454
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 974, NextOffset: 994
+    testutil.go:509: Offset: 838, NextOffset: 858
+    testutil.go:509: Offset: 994, NextOffset: 1014
+    testutil.go:509: Offset: 858, NextOffset: 878
+    testutil.go:509: Offset: 1014, NextOffset: 1034
+    testutil.go:509: Offset: 878, NextOffset: 898
+    testutil.go:509: Offset: 1034, NextOffset: 2493
+    testutil.go:509: Offset: 898, NextOffset: 2207
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 389, NextOffset: 501
+    testutil.go:509: Offset: 272, NextOffset: 365
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 590, NextOffset: 974
+    testutil.go:509: Offset: 454, NextOffset: 838
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 183, NextOffset: 203
     testutil.go:509: Offset: 85, NextOffset: 105
@@ -252148,91 +253275,103 @@
     testutil.go:509: Offset: 283, NextOffset: 389
     testutil.go:509: Offset: 185, NextOffset: 272
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test bar dev test2]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [baz.txt foo1.txt bar dev test2 .no.prefetch.landmark foo3.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar dev test2 .no.prefetch.landmark baz.txt foo1.txt foo3.txt barlink test] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar dev test2 .no.prefetch.landmark foo3.txt barlink test] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -252240,68 +253379,33 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1952
-    testutil.go:509: Offset: 0, NextOffset: 1791
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":374,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":465,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":853,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":873,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":893,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":913,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1028,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1048,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark baz.txt foo1.txt bar foo3.txt test test2 barlink dev]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 279, NextOffset: 374
-    testutil.go:509: Offset: 395, NextOffset: 509
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 374, NextOffset: 465
-    testutil.go:509: Offset: 509, NextOffset: 600
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 465, NextOffset: 853
-    testutil.go:509: Offset: 600, NextOffset: 988
+    testutil.go:509: Offset: 91, NextOffset: 1958
+    testutil.go:509: Offset: 0, NextOffset: 1796
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 988, NextOffset: 1008
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1008, NextOffset: 1028
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1028, NextOffset: 1048
-    testutil.go:509: Offset: 913, NextOffset: 2239
-    testutil.go:509: Offset: 1048, NextOffset: 2516
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":279,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":374,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":465,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":865,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":885,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":905,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":925,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":1000,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":1020,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":1040,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":1060,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test baz.txt foo1.txt bar foo3.txt barlink dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -252330,22 +253434,38 @@
     testutil.go:509: Offset: 265, NextOffset: 285
     testutil.go:509: Offset: 187, NextOffset: 279
     testutil.go:509: Offset: 285, NextOffset: 395
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt test test2 barlink dev .no.prefetch.landmark] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 279, NextOffset: 374
+    testutil.go:509: Offset: 395, NextOffset: 509
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 374, NextOffset: 465
+    testutil.go:509: Offset: 509, NextOffset: 600
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 600, NextOffset: 988
-    testutil.go:509: Offset: 465, NextOffset: 853
+    testutil.go:509: Offset: 465, NextOffset: 865
+    testutil.go:509: Offset: 600, NextOffset: 1000
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 988, NextOffset: 1008
-    testutil.go:509: Offset: 853, NextOffset: 873
-    testutil.go:509: Offset: 1008, NextOffset: 1028
-    testutil.go:509: Offset: 873, NextOffset: 893
-    testutil.go:509: Offset: 1028, NextOffset: 1048
-    testutil.go:509: Offset: 893, NextOffset: 913
-    testutil.go:509: Offset: 1048, NextOffset: 2516
-    testutil.go:509: Offset: 913, NextOffset: 2239
+    testutil.go:509: Offset: 865, NextOffset: 885
+    testutil.go:509: Offset: 1000, NextOffset: 1020
+    testutil.go:509: Offset: 885, NextOffset: 905
+    testutil.go:509: Offset: 1020, NextOffset: 1040
+    testutil.go:509: Offset: 905, NextOffset: 925
+    testutil.go:509: Offset: 1040, NextOffset: 1060
+    testutil.go:509: Offset: 925, NextOffset: 2249
+    testutil.go:509: Offset: 1060, NextOffset: 2527
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark test baz.txt foo1.txt bar foo3.txt barlink dev test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -252361,13 +253481,17 @@
     testutil.go:509: Offset: 167, NextOffset: 187
     testutil.go:509: Offset: 285, NextOffset: 395
     testutil.go:509: Offset: 187, NextOffset: 279
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 1000, NextOffset: 1020
+    testutil.go:509: Offset: 865, NextOffset: 885
+    testutil.go:509: Offset: 1020, NextOffset: 1040
+    testutil.go:509: Offset: 885, NextOffset: 905
+    testutil.go:509: Offset: 1040, NextOffset: 1060
+    testutil.go:509: Offset: 905, NextOffset: 925
+    testutil.go:509: Offset: 1060, NextOffset: 2527
+    testutil.go:509: Offset: 925, NextOffset: 2249
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 205
     testutil.go:509: Offset: 87, NextOffset: 107
@@ -252389,145 +253513,152 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 509, NextOffset: 600
     testutil.go:509: Offset: 374, NextOffset: 465
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 600, NextOffset: 1000
+    testutil.go:509: Offset: 465, NextOffset: 865
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [barlink dev test2 baz.txt foo1.txt bar test .no.prefetch.landmark foo3.txt]
+    testutil.go:401: Directory: "" vs "": [foo1.txt bar foo3.txt barlink test dev test2 baz.txt] vs [foo3.txt test baz.txt bar barlink dev test2 .no.prefetch.landmark foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar test .no.prefetch.landmark foo3.txt barlink dev test2] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt bar barlink dev test2 .no.prefetch.landmark foo1.txt foo3.txt test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
-    testutil.go:509: Offset: 91, NextOffset: 1962
-    testutil.go:509: Offset: 0, NextOffset: 1802
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1973
+    testutil.go:509: Offset: 0, NextOffset: 1813
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":275,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":369,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":461,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":845,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":865,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":885,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":905,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":244,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":264,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":594,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":978,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":998,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1018,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1038,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":87,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":107,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":127,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":147,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":167,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":187,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":275,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":369,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":461,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":855,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":875,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":895,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":915,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":184,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":204,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":244,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":264,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":284,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":390,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":502,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":594,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":988,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":1008,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":1028,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":1048,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [dev foo1.txt foo3.txt test2 .no.prefetch.landmark baz.txt bar barlink test]
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 461, NextOffset: 855
+    testutil.go:509: Offset: 594, NextOffset: 988
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 845, NextOffset: 865
-    testutil.go:509: Offset: 978, NextOffset: 998
-    testutil.go:509: Offset: 865, NextOffset: 885
-    testutil.go:509: Offset: 998, NextOffset: 1018
-    testutil.go:509: Offset: 885, NextOffset: 905
-    testutil.go:509: Offset: 1018, NextOffset: 1038
-    testutil.go:509: Offset: 905, NextOffset: 2223
-    testutil.go:509: Offset: 1038, NextOffset: 2500
+    testutil.go:509: Offset: 855, NextOffset: 875
+    testutil.go:509: Offset: 988, NextOffset: 1008
+    testutil.go:509: Offset: 875, NextOffset: 895
+    testutil.go:509: Offset: 1008, NextOffset: 1028
+    testutil.go:509: Offset: 895, NextOffset: 915
+    testutil.go:509: Offset: 1028, NextOffset: 1048
+    testutil.go:509: Offset: 915, NextOffset: 2238
+    testutil.go:509: Offset: 1048, NextOffset: 2512
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -252568,12 +253699,20 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 369, NextOffset: 461
     testutil.go:509: Offset: 502, NextOffset: 594
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 461, NextOffset: 845
-    testutil.go:509: Offset: 594, NextOffset: 978
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [foo3.txt test2 .no.prefetch.landmark baz.txt bar barlink test dev foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 390, NextOffset: 502
+    testutil.go:509: Offset: 275, NextOffset: 369
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 594, NextOffset: 988
+    testutil.go:509: Offset: 461, NextOffset: 855
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -252602,62 +253741,41 @@
     testutil.go:509: Offset: 167, NextOffset: 187
     testutil.go:509: Offset: 284, NextOffset: 390
     testutil.go:509: Offset: 187, NextOffset: 275
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 390, NextOffset: 502
-    testutil.go:509: Offset: 275, NextOffset: 369
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 502, NextOffset: 594
     testutil.go:509: Offset: 369, NextOffset: 461
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 594, NextOffset: 978
-    testutil.go:509: Offset: 461, NextOffset: 845
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 978, NextOffset: 998
-    testutil.go:509: Offset: 845, NextOffset: 865
-    testutil.go:509: Offset: 998, NextOffset: 1018
-    testutil.go:509: Offset: 865, NextOffset: 885
-    testutil.go:509: Offset: 1018, NextOffset: 1038
-    testutil.go:509: Offset: 885, NextOffset: 905
-    testutil.go:509: Offset: 1038, NextOffset: 2500
-    testutil.go:509: Offset: 905, NextOffset: 2223
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:509: Offset: 988, NextOffset: 1008
+    testutil.go:509: Offset: 855, NextOffset: 875
+    testutil.go:509: Offset: 1008, NextOffset: 1028
+    testutil.go:509: Offset: 875, NextOffset: 895
+    testutil.go:509: Offset: 1028, NextOffset: 1048
+    testutil.go:509: Offset: 895, NextOffset: 915
+    testutil.go:509: Offset: 1048, NextOffset: 2512
+    testutil.go:509: Offset: 915, NextOffset: 2238
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink dev baz.txt test test2]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [dev baz.txt foo1.txt foo3.txt test test2 .no.prefetch.landmark bar barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -252666,118 +253784,106 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test test2 .no.prefetch.landmark foo1.txt bar foo3.txt barlink dev baz.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
     testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt foo3.txt test test2 .no.prefetch.landmark bar barlink dev] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
+    testutil.go:509: Offset: 0, NextOffset: 1800
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
-    testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1960
+    testutil.go:509: Offset: 91, NextOffset: 1961
     testutil.go:509: Offset: 0, NextOffset: 1800
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":281,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":377,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":858,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":878,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":898,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":918,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":226,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":266,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":508,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":989,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1009,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1029,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1049,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [bar foo3.txt foo1.txt barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 469, NextOffset: 858
-    testutil.go:509: Offset: 600, NextOffset: 989
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 858, NextOffset: 878
-    testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 878, NextOffset: 898
-    testutil.go:509: Offset: 1009, NextOffset: 1029
-    testutil.go:509: Offset: 898, NextOffset: 918
-    testutil.go:509: Offset: 1029, NextOffset: 1049
-    testutil.go:509: Offset: 918, NextOffset: 2242
-    testutil.go:509: Offset: 1049, NextOffset: 2516
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":281,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":377,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":469,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":866,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":886,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":906,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":926,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":186,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":206,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":226,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":246,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":266,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":286,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":394,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":508,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":600,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":997,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":1017,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":1037,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":1057,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [test dev test2 baz.txt foo3.txt .no.prefetch.landmark foo1.txt bar barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -252814,34 +253920,29 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 377, NextOffset: 469
     testutil.go:509: Offset: 508, NextOffset: 600
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt bar foo3.txt foo1.txt barlink test dev test2 .no.prefetch.landmark] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 600, NextOffset: 989
-    testutil.go:509: Offset: 469, NextOffset: 858
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 394, NextOffset: 508
-    testutil.go:509: Offset: 281, NextOffset: 377
+    testutil.go:509: Offset: 469, NextOffset: 866
+    testutil.go:509: Offset: 600, NextOffset: 997
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 989, NextOffset: 1009
-    testutil.go:509: Offset: 858, NextOffset: 878
-    testutil.go:509: Offset: 1009, NextOffset: 1029
-    testutil.go:509: Offset: 878, NextOffset: 898
-    testutil.go:509: Offset: 1029, NextOffset: 1049
-    testutil.go:509: Offset: 898, NextOffset: 918
-    testutil.go:509: Offset: 1049, NextOffset: 2516
-    testutil.go:509: Offset: 918, NextOffset: 2242
+    testutil.go:509: Offset: 866, NextOffset: 886
+    testutil.go:509: Offset: 997, NextOffset: 1017
+    testutil.go:509: Offset: 886, NextOffset: 906
+    testutil.go:509: Offset: 1017, NextOffset: 1037
+    testutil.go:509: Offset: 906, NextOffset: 926
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 926, NextOffset: 2248
+    testutil.go:509: Offset: 1057, NextOffset: 2523
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo3.txt .no.prefetch.landmark foo1.txt bar barlink test dev] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 206
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -252855,6 +253956,37 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:509: Offset: 191, NextOffset: 281
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 600, NextOffset: 997
+    testutil.go:509: Offset: 469, NextOffset: 866
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 394, NextOffset: 508
+    testutil.go:509: Offset: 281, NextOffset: 377
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 508, NextOffset: 600
+    testutil.go:509: Offset: 377, NextOffset: 469
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 997, NextOffset: 1017
+    testutil.go:509: Offset: 866, NextOffset: 886
+    testutil.go:509: Offset: 1017, NextOffset: 1037
+    testutil.go:509: Offset: 886, NextOffset: 906
+    testutil.go:509: Offset: 1037, NextOffset: 1057
+    testutil.go:509: Offset: 906, NextOffset: 926
+    testutil.go:509: Offset: 1057, NextOffset: 2523
+    testutil.go:509: Offset: 926, NextOffset: 2248
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 186, NextOffset: 206
     testutil.go:509: Offset: 91, NextOffset: 111
@@ -252868,41 +254000,13 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 286, NextOffset: 394
     testutil.go:509: Offset: 191, NextOffset: 281
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 508, NextOffset: 600
-    testutil.go:509: Offset: 377, NextOffset: 469
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":11776,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11780,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11784,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":11788,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":12288,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12292,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12296,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":12300,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [baz.txt bar foo3.txt barlink .no.prefetch.landmark foo1.txt test dev test2]
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt foo1.txt bar foo3.txt barlink test] vs [bar barlink test test2 .no.prefetch.landmark foo3.txt dev baz.txt foo1.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -252910,101 +254014,124 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink .no.prefetch.landmark foo1.txt test dev test2 baz.txt bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar barlink test test2 .no.prefetch.landmark foo3.txt dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
+    testutil.go:509: Offset: 91, NextOffset: 1969
+    testutil.go:509: Offset: 0, NextOffset: 1811
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1967
-    testutil.go:509: Offset: 0, NextOffset: 1810
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":277,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":370,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":459,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":768,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":788,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":808,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":828,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":392,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":504,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":593,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":902,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":922,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":962,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":277,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":370,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":459,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":768,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":788,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":808,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":828,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":185,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":205,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":225,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":245,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":265,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":285,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":392,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":504,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":593,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":902,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":922,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":942,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":962,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt foo3.txt barlink test test2 foo1.txt bar dev]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [bar test test2 baz.txt foo1.txt foo3.txt barlink dev .no.prefetch.landmark]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -253054,10 +254181,28 @@
     testutil.go:509: Offset: 922, NextOffset: 942
     testutil.go:509: Offset: 808, NextOffset: 828
     testutil.go:509: Offset: 942, NextOffset: 962
-    testutil.go:509: Offset: 828, NextOffset: 2050
+    testutil.go:509: Offset: 828, NextOffset: 2052
     testutil.go:509: Offset: 962, NextOffset: 2339
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo1.txt bar dev .no.prefetch.landmark baz.txt foo3.txt barlink test test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [bar test test2 baz.txt foo1.txt foo3.txt barlink dev .no.prefetch.landmark] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 504, NextOffset: 593
+    testutil.go:509: Offset: 370, NextOffset: 459
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 902, NextOffset: 922
+    testutil.go:509: Offset: 768, NextOffset: 788
+    testutil.go:509: Offset: 922, NextOffset: 942
+    testutil.go:509: Offset: 788, NextOffset: 808
+    testutil.go:509: Offset: 942, NextOffset: 962
+    testutil.go:509: Offset: 808, NextOffset: 828
+    testutil.go:509: Offset: 962, NextOffset: 2339
+    testutil.go:509: Offset: 828, NextOffset: 2052
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 205
     testutil.go:509: Offset: 89, NextOffset: 109
@@ -253071,23 +254216,6 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 285, NextOffset: 392
     testutil.go:509: Offset: 189, NextOffset: 277
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 593, NextOffset: 902
-    testutil.go:509: Offset: 459, NextOffset: 768
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 902, NextOffset: 922
-    testutil.go:509: Offset: 768, NextOffset: 788
-    testutil.go:509: Offset: 922, NextOffset: 942
-    testutil.go:509: Offset: 788, NextOffset: 808
-    testutil.go:509: Offset: 942, NextOffset: 962
-    testutil.go:509: Offset: 808, NextOffset: 828
-    testutil.go:509: Offset: 962, NextOffset: 2339
-    testutil.go:509: Offset: 828, NextOffset: 2050
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 185, NextOffset: 205
     testutil.go:509: Offset: 89, NextOffset: 109
@@ -253104,22 +254232,21 @@
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 392, NextOffset: 504
     testutil.go:509: Offset: 277, NextOffset: 370
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 504, NextOffset: 593
-    testutil.go:509: Offset: 370, NextOffset: 459
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 593, NextOffset: 902
+    testutil.go:509: Offset: 459, NextOffset: 768
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt barlink]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink test dev test2 baz.txt foo1.txt] vs [dev test2 .no.prefetch.landmark test baz.txt foo1.txt bar foo3.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -253132,7 +254259,7 @@
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -253178,7 +254305,16 @@
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt foo1.txt bar foo3.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink dev test2 .no.prefetch.landmark test baz.txt foo1.txt] vs [dev test2 baz.txt foo1.txt bar foo3.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
@@ -253192,55 +254328,59 @@
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 91, NextOffset: 1858
     testutil.go:509: Offset: 0, NextOffset: 1702
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":378,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":792,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":812,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":832,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":852,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":267,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":287,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":510,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":602,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":924,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":944,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":964,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":111,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":131,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":151,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":171,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":191,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":283,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":378,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":470,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":792,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":812,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":832,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":852,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":267,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":287,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":396,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":510,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":602,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":924,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":944,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":964,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":984,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [.no.prefetch.landmark foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [foo3.txt dev test2 bar barlink test .no.prefetch.landmark baz.txt foo1.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 111
+    testutil.go:509: Offset: 187, NextOffset: 207
+    testutil.go:509: Offset: 111, NextOffset: 131
+    testutil.go:509: Offset: 207, NextOffset: 227
+    testutil.go:509: Offset: 131, NextOffset: 151
+    testutil.go:509: Offset: 227, NextOffset: 247
+    testutil.go:509: Offset: 151, NextOffset: 171
+    testutil.go:509: Offset: 247, NextOffset: 267
+    testutil.go:509: Offset: 171, NextOffset: 191
+    testutil.go:509: Offset: 267, NextOffset: 287
+    testutil.go:509: Offset: 191, NextOffset: 283
+    testutil.go:509: Offset: 287, NextOffset: 396
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 283, NextOffset: 378
     testutil.go:509: Offset: 396, NextOffset: 510
@@ -253263,13 +254403,13 @@
     testutil.go:509: Offset: 832, NextOffset: 852
     testutil.go:509: Offset: 964, NextOffset: 984
     testutil.go:509: Offset: 852, NextOffset: 2095
-    testutil.go:509: Offset: 984, NextOffset: 2363
+    testutil.go:509: Offset: 984, NextOffset: 2361
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -253285,46 +254425,29 @@
     testutil.go:509: Offset: 267, NextOffset: 287
     testutil.go:509: Offset: 191, NextOffset: 283
     testutil.go:509: Offset: 287, NextOffset: 396
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar barlink test .no.prefetch.landmark baz.txt foo1.txt foo3.txt dev test2] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 111
     testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 111, NextOffset: 131
+    testutil.go:509: Offset: 91, NextOffset: 111
     testutil.go:509: Offset: 207, NextOffset: 227
-    testutil.go:509: Offset: 131, NextOffset: 151
+    testutil.go:509: Offset: 111, NextOffset: 131
     testutil.go:509: Offset: 227, NextOffset: 247
-    testutil.go:509: Offset: 151, NextOffset: 171
+    testutil.go:509: Offset: 131, NextOffset: 151
     testutil.go:509: Offset: 247, NextOffset: 267
-    testutil.go:509: Offset: 171, NextOffset: 191
+    testutil.go:509: Offset: 151, NextOffset: 171
     testutil.go:509: Offset: 267, NextOffset: 287
-    testutil.go:509: Offset: 191, NextOffset: 283
+    testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 287, NextOffset: 396
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt .no.prefetch.landmark foo1.txt bar foo3.txt barlink] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:509: Offset: 191, NextOffset: 283
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 396, NextOffset: 510
     testutil.go:509: Offset: 283, NextOffset: 378
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 510, NextOffset: 602
-    testutil.go:509: Offset: 378, NextOffset: 470
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 602, NextOffset: 924
     testutil.go:509: Offset: 470, NextOffset: 792
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 924, NextOffset: 944
-    testutil.go:509: Offset: 792, NextOffset: 812
-    testutil.go:509: Offset: 944, NextOffset: 964
-    testutil.go:509: Offset: 812, NextOffset: 832
-    testutil.go:509: Offset: 964, NextOffset: 984
-    testutil.go:509: Offset: 832, NextOffset: 852
-    testutil.go:509: Offset: 984, NextOffset: 2363
-    testutil.go:509: Offset: 852, NextOffset: 2095
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -253344,145 +254467,166 @@
     testutil.go:509: Offset: 171, NextOffset: 191
     testutil.go:509: Offset: 287, NextOffset: 396
     testutil.go:509: Offset: 191, NextOffset: 283
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 187, NextOffset: 207
-    testutil.go:509: Offset: 91, NextOffset: 111
-    testutil.go:509: Offset: 207, NextOffset: 227
-    testutil.go:509: Offset: 111, NextOffset: 131
-    testutil.go:509: Offset: 227, NextOffset: 247
-    testutil.go:509: Offset: 131, NextOffset: 151
-    testutil.go:509: Offset: 247, NextOffset: 267
-    testutil.go:509: Offset: 151, NextOffset: 171
-    testutil.go:509: Offset: 267, NextOffset: 287
-    testutil.go:509: Offset: 171, NextOffset: 191
-    testutil.go:509: Offset: 287, NextOffset: 396
-    testutil.go:509: Offset: 191, NextOffset: 283
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 510, NextOffset: 602
+    testutil.go:509: Offset: 378, NextOffset: 470
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 924, NextOffset: 944
+    testutil.go:509: Offset: 792, NextOffset: 812
+    testutil.go:509: Offset: 944, NextOffset: 964
+    testutil.go:509: Offset: 812, NextOffset: 832
+    testutil.go:509: Offset: 964, NextOffset: 984
+    testutil.go:509: Offset: 832, NextOffset: 852
+    testutil.go:509: Offset: 984, NextOffset: 2361
+    testutil.go:509: Offset: 852, NextOffset: 2095
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"./baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"./foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"./bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"./foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"./test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [foo1.txt bar barlink test test2 .no.prefetch.landmark baz.txt foo3.txt dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt foo1.txt bar foo3.txt barlink] vs [.no.prefetch.landmark bar foo3.txt test dev test2 baz.txt foo1.txt barlink]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark bar foo3.txt test dev test2 baz.txt foo1.txt barlink] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt dev foo1.txt bar barlink test test2] vs [test dev test2 baz.txt foo1.txt bar foo3.txt barlink]
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1866
     testutil.go:509: Offset: 0, NextOffset: 1710
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":284,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":383,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":479,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":786,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":806,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":826,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":846,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":267,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":912,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":932,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":952,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":972,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo1.txt bar foo3.txt barlink test test2 .no.prefetch.landmark baz.txt dev]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 786, NextOffset: 806
+    testutil.go:509: Offset: 912, NextOffset: 932
+    testutil.go:509: Offset: 806, NextOffset: 826
+    testutil.go:509: Offset: 932, NextOffset: 952
+    testutil.go:509: Offset: 826, NextOffset: 846
+    testutil.go:509: Offset: 952, NextOffset: 972
+    testutil.go:509: Offset: 846, NextOffset: 2078
+    testutil.go:509: Offset: 972, NextOffset: 2355
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1865
-    testutil.go:509: Offset: 0, NextOffset: 1710
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":284,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":383,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":479,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":786,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":806,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":826,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":846,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":187,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":207,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":227,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":247,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":267,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":287,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":395,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":509,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":605,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":912,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":932,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":952,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":972,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [barlink test test2 .no.prefetch.landmark foo1.txt bar dev baz.txt foo3.txt]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -253523,25 +254667,8 @@
     testutil.go:509: Offset: 479, NextOffset: 786
     testutil.go:509: Offset: 605, NextOffset: 912
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 786, NextOffset: 806
-    testutil.go:509: Offset: 912, NextOffset: 932
-    testutil.go:509: Offset: 806, NextOffset: 826
-    testutil.go:509: Offset: 932, NextOffset: 952
-    testutil.go:509: Offset: 826, NextOffset: 846
-    testutil.go:509: Offset: 952, NextOffset: 972
-    testutil.go:509: Offset: 846, NextOffset: 2079
-    testutil.go:509: Offset: 972, NextOffset: 2356
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo3.txt barlink test test2 .no.prefetch.landmark foo1.txt bar dev] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt dev foo1.txt bar foo3.txt barlink test test2] vs [foo3.txt barlink test dev test2 baz.txt foo1.txt bar]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 187, NextOffset: 207
     testutil.go:509: Offset: 89, NextOffset: 109
@@ -253555,6 +254682,20 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 287, NextOffset: 395
     testutil.go:509: Offset: 189, NextOffset: 284
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 395, NextOffset: 509
+    testutil.go:509: Offset: 284, NextOffset: 383
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 509, NextOffset: 605
+    testutil.go:509: Offset: 383, NextOffset: 479
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 605, NextOffset: 912
     testutil.go:509: Offset: 479, NextOffset: 786
@@ -253568,8 +254709,8 @@
     testutil.go:509: Offset: 806, NextOffset: 826
     testutil.go:509: Offset: 952, NextOffset: 972
     testutil.go:509: Offset: 826, NextOffset: 846
-    testutil.go:509: Offset: 972, NextOffset: 2356
-    testutil.go:509: Offset: 846, NextOffset: 2079
+    testutil.go:509: Offset: 972, NextOffset: 2355
+    testutil.go:509: Offset: 846, NextOffset: 2078
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -253585,25 +254726,14 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 287, NextOffset: 395
     testutil.go:509: Offset: 189, NextOffset: 284
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 395, NextOffset: 509
-    testutil.go:509: Offset: 284, NextOffset: 383
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 509, NextOffset: 605
-    testutil.go:509: Offset: 383, NextOffset: 479
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"/baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"/foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"/bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"/foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"/test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt foo1.txt bar foo3.txt] vs [foo3.txt barlink dev test2 .no.prefetch.landmark bar test baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt foo3.txt barlink test dev baz.txt bar test2]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 0, NextOffset: 1707
+    testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
@@ -253625,11 +254755,11 @@
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -253658,39 +254788,32 @@
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1707
-    testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [foo3.txt barlink dev test2 .no.prefetch.landmark bar test baz.txt foo1.txt] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1864
-    testutil.go:509: Offset: 0, NextOffset: 1707
-    testutil.go:509: Offset: 91, NextOffset: 1864
-    testutil.go:509: Offset: 0, NextOffset: 1707
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark foo1.txt foo3.txt barlink test dev baz.txt bar] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
@@ -253709,9 +254832,13 @@
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1864
+    testutil.go:509: Offset: 0, NextOffset: 1707
+    testutil.go:509: Offset: 91, NextOffset: 1864
+    testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
     testutil.go:509: Offset: 91, NextOffset: 1864
@@ -253721,12 +254848,23 @@
     testutil.go:509: Offset: 91, NextOffset: 1864
     testutil.go:509: Offset: 0, NextOffset: 1707
 === RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":285,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":793,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":813,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":833,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":853,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":189,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":209,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":229,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":269,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":399,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":514,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":612,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":922,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":942,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":962,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":982,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":89,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":109,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":129,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":149,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":169,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":189,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":285,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":385,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":483,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":793,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":813,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":833,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":853,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":189,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":209,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":229,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":249,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":269,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":289,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":399,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":514,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":612,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":922,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":942,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":962,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":982,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt foo1.txt bar foo3.txt barlink test dev test2] vs [test bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [foo3.txt barlink test dev test2 baz.txt foo1.txt bar] vs [barlink test test2 foo1.txt bar dev .no.prefetch.landmark baz.txt foo3.txt]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 793, NextOffset: 813
+    testutil.go:509: Offset: 922, NextOffset: 942
+    testutil.go:509: Offset: 813, NextOffset: 833
+    testutil.go:509: Offset: 942, NextOffset: 962
+    testutil.go:509: Offset: 833, NextOffset: 853
+    testutil.go:509: Offset: 962, NextOffset: 982
+    testutil.go:509: Offset: 853, NextOffset: 2083
+    testutil.go:509: Offset: 982, NextOffset: 2370
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -253771,27 +254909,22 @@
     testutil.go:509: Offset: 483, NextOffset: 793
     testutil.go:509: Offset: 612, NextOffset: 922
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 793, NextOffset: 813
-    testutil.go:509: Offset: 922, NextOffset: 942
-    testutil.go:509: Offset: 813, NextOffset: 833
-    testutil.go:509: Offset: 942, NextOffset: 962
-    testutil.go:509: Offset: 833, NextOffset: 853
-    testutil.go:509: Offset: 962, NextOffset: 982
-    testutil.go:509: Offset: 853, NextOffset: 2083
-    testutil.go:509: Offset: 982, NextOffset: 2370
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [bar foo3.txt barlink dev test2 .no.prefetch.landmark baz.txt foo1.txt test] vs [bar foo3.txt barlink test dev test2 baz.txt foo1.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt foo3.txt barlink test test2 foo1.txt bar dev] vs [foo1.txt bar foo3.txt barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
+    testutil.go:509: Offset: 399, NextOffset: 514
+    testutil.go:509: Offset: 285, NextOffset: 385
+    testutil.go:395: Comparing: "bar" vs "bar"
+    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
+    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
+    testutil.go:509: Offset: 514, NextOffset: 612
+    testutil.go:509: Offset: 385, NextOffset: 483
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 189, NextOffset: 209
     testutil.go:509: Offset: 89, NextOffset: 109
@@ -253805,6 +254938,23 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 289, NextOffset: 399
     testutil.go:509: Offset: 189, NextOffset: 285
+    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
+    testutil.go:509: Offset: 612, NextOffset: 922
+    testutil.go:509: Offset: 483, NextOffset: 793
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 922, NextOffset: 942
+    testutil.go:509: Offset: 793, NextOffset: 813
+    testutil.go:509: Offset: 942, NextOffset: 962
+    testutil.go:509: Offset: 813, NextOffset: 833
+    testutil.go:509: Offset: 962, NextOffset: 982
+    testutil.go:509: Offset: 833, NextOffset: 853
+    testutil.go:509: Offset: 982, NextOffset: 2370
+    testutil.go:509: Offset: 853, NextOffset: 2083
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:509: Offset: 189, NextOffset: 209
     testutil.go:509: Offset: 89, NextOffset: 109
@@ -253818,162 +254968,108 @@
     testutil.go:509: Offset: 169, NextOffset: 189
     testutil.go:509: Offset: 289, NextOffset: 399
     testutil.go:509: Offset: 189, NextOffset: 285
+=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=64000
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [.no.prefetch.landmark foo1.txt barlink baz.txt bar foo3.txt test dev test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 399, NextOffset: 514
-    testutil.go:509: Offset: 285, NextOffset: 385
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 922, NextOffset: 942
-    testutil.go:509: Offset: 793, NextOffset: 813
-    testutil.go:509: Offset: 942, NextOffset: 962
-    testutil.go:509: Offset: 813, NextOffset: 833
-    testutil.go:509: Offset: 962, NextOffset: 982
-    testutil.go:509: Offset: 833, NextOffset: 853
-    testutil.go:509: Offset: 982, NextOffset: 2370
-    testutil.go:509: Offset: 853, NextOffset: 2083
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 514, NextOffset: 612
-    testutil.go:509: Offset: 385, NextOffset: 483
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 612, NextOffset: 922
-    testutil.go:509: Offset: 483, NextOffset: 793
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=64000
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","size":21,"mode":420,"innerOffset":512,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":516,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":520,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","innerOffset":524,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","innerOffset":528,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","innerOffset":532,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"innerOffset":1536,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"innerOffset":2560,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"innerOffset":3584,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"innerOffset":8704,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8708,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8712,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","innerOffset":8716,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","size":21,"mode":420,"offset":91,"innerOffset":1024,"digest":"sha256:6afab01ba878657e46cf951cf8bba4e1bb7db673493cddc41273f76307caa54c","chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1028,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1032,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:bb1ed7d849dfedb32a4e6b8c057d0d2843c447964e1d306169086a5268daeb9f"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1036,"chunkOffset":12,"chunkSize":4,"chunkDigest":"sha256:cd191f7111fe9980e93791e8e5a79a4df84d66d4becae8404f43e597c601dae6"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1040,"chunkOffset":16,"chunkSize":4,"chunkDigest":"sha256:ae5f48f697bdd2e08b2e515e297bb4f9f97337181c30c8ce6d3f93f84a259afb"},{"name":"../baz.txt","type":"chunk","offset":91,"innerOffset":1044,"chunkOffset":20,"chunkDigest":"sha256:594e519ae499312b29433b7dd8a97ff068defcba9755b6d5d00e84c524d67b06"},{"name":"../foo1.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":2048,"digest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb","chunkDigest":"sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"},{"name":"../bar/foo2.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":3072,"digest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d","chunkDigest":"sha256:3e23e8160039594a33894f6564e1b1348bbd7a0088d42c4acb73eeaed59c009d"},{"name":"../foo3.txt","type":"reg","size":1,"mode":420,"offset":91,"innerOffset":4096,"digest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6","chunkDigest":"sha256:2e7d2c03a9507ae265ecf5b5356885a53393a2029d241394997265a1a25aefc6"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","size":14,"mode":420,"offset":91,"innerOffset":9216,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:97dcae0e280815d39bca2b896836b58ca2480b92e338671c525c883c92c00c14","chunkSize":4,"chunkDigest":"sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9220,"chunkOffset":4,"chunkSize":4,"chunkDigest":"sha256:9551dadbf76a27457946e70d1aebebe2132f8d3bce6378d216c11853524dd3a6"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9224,"chunkOffset":8,"chunkSize":4,"chunkDigest":"sha256:5c4849214280f99ff38c709c4cb514eba2843d68c28d1f4b78fc6c9cb42a001e"},{"name":"../test/bar.txt","type":"chunk","offset":91,"innerOffset":9228,"chunkOffset":12,"chunkDigest":"sha256:ab5b62081b1d305e78d0daadb2cd23470b3faeb65af7370627798b7219ea2061"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt foo1.txt bar foo3.txt barlink test dev] vs [baz.txt barlink test dev test2 foo1.txt bar foo3.txt .no.prefetch.landmark]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [bar foo3.txt test dev test2 .no.prefetch.landmark foo1.txt barlink baz.txt] vs [baz.txt foo1.txt bar foo3.txt barlink test dev test2]
     testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:395: Comparing: "bar" vs "bar"
-    testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
-    testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2 foo1.txt bar foo3.txt] vs [test2 baz.txt foo1.txt bar foo3.txt barlink test dev]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "foo1.txt" vs "foo1.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "bar" vs "bar"
     testutil.go:401: Directory: "bar" vs "bar": [foo2.txt] vs [foo2.txt]
     testutil.go:395: Comparing: "bar/foo2.txt" vs "bar/foo2.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "foo3.txt" vs "foo3.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-    testutil.go:509: Offset: 91, NextOffset: 1872
-    testutil.go:509: Offset: 0, NextOffset: 1714
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -253981,15 +255077,30 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+    testutil.go:509: Offset: 91, NextOffset: 1870
+    testutil.go:509: Offset: 0, NextOffset: 1712
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -253997,11 +255108,8 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -254011,13 +255119,17 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -254031,28 +255143,27 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -254062,67 +255173,48 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -254137,11 +255229,12 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -254155,9 +255248,8 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -254167,32 +255259,51 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -254207,88 +255318,85 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -254296,15 +255404,32 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -254312,17 +255437,13 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -254331,6 +255452,12 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -254339,7 +255466,7 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -254348,12 +255475,12 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -254367,14 +255494,9 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -254382,86 +255504,92 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -254470,11 +255598,15 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test2 baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -254482,16 +255614,11 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -254501,37 +255628,20 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -254539,17 +255649,18 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -254557,34 +255668,33 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -254592,29 +255702,30 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -254627,11 +255738,8 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -254646,14 +255754,28 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -254662,18 +255784,23 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -254682,31 +255809,33 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -254714,52 +255843,49 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -254767,46 +255893,47 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -254816,20 +255943,18 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -254837,27 +255962,35 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -254866,19 +255999,18 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -254886,32 +256018,27 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -254928,6 +256055,8 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -254940,29 +256069,27 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -254972,22 +256099,22 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -254997,33 +256124,33 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255032,7 +256159,7 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -255048,12 +256175,12 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255067,10 +256194,7 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt barlink test]
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -255082,13 +256206,21 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255096,15 +256228,8 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -255117,18 +256242,20 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255144,7 +256271,7 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255153,33 +256280,33 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255188,17 +256315,17 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255207,33 +256334,31 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255241,14 +256366,34 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255257,11 +256402,9 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -255271,74 +256414,74 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255346,33 +256489,33 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -255381,8 +256524,11 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -255392,23 +256538,20 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255416,34 +256559,32 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [dev test2 baz.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255451,49 +256592,54 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test2 baz.txt barlink test dev]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255502,46 +256648,43 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -255549,22 +256692,20 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255572,132 +256713,121 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -255709,19 +256839,16 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255732,28 +256859,31 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255763,32 +256893,27 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
@@ -255801,13 +256926,17 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255815,36 +256944,34 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -255853,80 +256980,80 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -255934,67 +257061,67 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
@@ -256007,19 +257134,17 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -256027,102 +257152,99 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -256132,64 +257254,57 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -256198,37 +257313,34 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -256236,100 +257348,99 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
@@ -256342,17 +257453,15 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -256360,9 +257469,11 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -256377,53 +257488,50 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -256431,48 +257539,46 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -256482,18 +257588,20 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -256501,13 +257609,16 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -256517,18 +257628,29 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -256536,33 +257658,39 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -256570,86 +257698,85 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -256658,17 +257785,17 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -256677,33 +257804,33 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -256712,33 +257839,32 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -256746,32 +257872,35 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -256779,12 +257908,13 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -256794,16 +257924,13 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -256817,9 +257944,14 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -256827,21 +257959,18 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -256849,66 +257978,69 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":101,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -256916,174 +258048,174 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -257091,65 +258223,60 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 .no.prefetch.landmark baz.txt] vs [dev test2 baz.txt barlink test]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test2" vs "test2"
@@ -257161,18 +258288,18 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test2 baz.txt barlink test dev]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -257183,33 +258310,33 @@
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -257218,26 +258345,26 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -257245,34 +258372,53 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test2 .no.prefetch.landmark baz.txt barlink test dev]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [test dev test2 baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -257280,89 +258426,69 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":97,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [dev test2 baz.txt barlink test]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
@@ -257376,15 +258502,11 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -257392,34 +258514,39 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:401: Directory: "" vs "": [test dev test2 baz.txt barlink] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test dev test2 .no.prefetch.landmark baz.txt barlink] vs [test dev test2 baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
@@ -257428,32 +258555,33 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
@@ -257461,28 +258589,27 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
+    testutil.go:401: Directory: "" vs "": [barlink test dev test2 baz.txt] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2 .no.prefetch.landmark] vs [test2 baz.txt barlink test dev]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -257490,23 +258617,24 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -257515,30 +258643,29 @@
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -257552,26 +258679,26 @@
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [test2 .no.prefetch.landmark baz.txt barlink test dev] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testchar1 testchar2 testblock testfifo]
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:47Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:47Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:47Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:47Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:05Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:05Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:05Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:05Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
@@ -257579,50 +258706,69 @@
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
     testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "" vs ""
     testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test" vs "test"
+    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
+    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:395: Comparing: "dev" vs "dev"
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
+    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
+    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [barlink test dev test2 .no.prefetch.landmark baz.txt]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testchar2 testblock testfifo testchar1]
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"test/","type":"dir","mode":493},{"name":"dev/","type":"dir","mode":493},{"name":"dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"test2/","type":"dir","mode":493},{"name":"test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -257637,17 +258783,14 @@
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"./baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"./test/","type":"dir","mode":493},{"name":"./dev/","type":"dir","mode":493},{"name":"./dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"./dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"./dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"./test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"./test2/","type":"dir","mode":493},{"name":"./test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"./dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 baz.txt barlink test] vs [dev test2 .no.prefetch.landmark baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
+    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
+    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
@@ -257656,85 +258799,68 @@
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [dev test2 baz.txt barlink test]
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [test dev test2 .no.prefetch.landmark baz.txt barlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-=== RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"/baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"/test/","type":"dir","mode":493},{"name":"/dev/","type":"dir","mode":493},{"name":"/dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"/dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"/dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"/test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"/test2/","type":"dir","mode":493},{"name":"/test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"/dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2 .no.prefetch.landmark]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "barlink" vs "barlink"
-    testutil.go:395: Comparing: "test" vs "test"
-    testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
-    testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testfifo testchar1 testchar2 testblock] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [dev test2 .no.prefetch.landmark baz.txt barlink test] vs [baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
-    testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar2 testblock testfifo testchar1]
-    testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
-    testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
-    testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
-    testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 === RUN   TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0
-    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
-    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:34:46Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:34:46Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:34:46Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:34:46Z","devMajor":1,"devMinor":2}]}
+    testutil.go:340: A: TOCJSON: {"version":1,"entries":[{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
+    testutil.go:341: B: TOCJSON: {"version":1,"entries":[{"name":".no.prefetch.landmark","type":"reg","size":1,"offset":91,"digest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8","chunkDigest":"sha256:dc0e9c3658a1a3ed1ec94274d8b19925c93e1abb7ddba294923ad9bde30f8cb8"},{"name":"../baz.txt","type":"reg","mode":420,"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../barlink","type":"symlink","linkName":"test/bar.txt","mode":420},{"name":"../test/","type":"dir","mode":493},{"name":"../dev/","type":"dir","mode":493},{"name":"../dev/testblock","type":"block","modtime":"2025-10-30T23:40:04Z","devMajor":3,"devMinor":4},{"name":"../dev/testfifo","type":"fifo","modtime":"2025-10-30T23:40:04Z"},{"name":"../dev/testchar1","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":5,"devMinor":6},{"name":"../test/bar.txt","type":"reg","mode":420,"xattrs":{"test2":"c2FtcGxlMg=="},"digest":"sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},{"name":"../test2/","type":"dir","mode":493},{"name":"../test2/bazlink","type":"hardlink","modtime":"2025-10-30T23:40:04Z","linkName":"baz.txt"},{"name":"../dev/testchar2","type":"char","modtime":"2025-10-30T23:40:04Z","devMajor":1,"devMinor":2}]}
     testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [test2 baz.txt barlink test dev] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
-    testutil.go:395: Comparing: "test2" vs "test2"
-    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
-    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:401: Directory: "" vs "": [baz.txt barlink test dev test2] vs [.no.prefetch.landmark baz.txt barlink test dev test2]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testblock testfifo testchar1 testchar2]
+    testutil.go:401: Directory: "dev" vs "dev": [testblock testfifo testchar1 testchar2] vs [testchar1 testchar2 testblock testfifo]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
     testutil.go:395: Comparing: "dev/testchar2" vs "dev/testchar2"
-    testutil.go:395: Comparing: "" vs ""
-    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [baz.txt barlink test dev test2]
+    testutil.go:395: Comparing: "test2" vs "test2"
+    testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "" vs ""
+    testutil.go:401: Directory: "" vs "": [.no.prefetch.landmark baz.txt barlink test dev test2] vs [barlink test dev test2 baz.txt]
     testutil.go:395: Comparing: "barlink" vs "barlink"
     testutil.go:395: Comparing: "test" vs "test"
     testutil.go:401: Directory: "test" vs "test": [bar.txt] vs [bar.txt]
     testutil.go:395: Comparing: "test/bar.txt" vs "test/bar.txt"
     testutil.go:395: Comparing: "dev" vs "dev"
-    testutil.go:401: Directory: "dev" vs "dev": [testchar2 testblock testfifo testchar1] vs [testfifo testchar1 testchar2 testblock]
+    testutil.go:401: Directory: "dev" vs "dev": [testchar1 testchar2 testblock testfifo] vs [testblock testfifo testchar1 testchar2]
     testutil.go:395: Comparing: "dev/testblock" vs "dev/testblock"
     testutil.go:395: Comparing: "dev/testfifo" vs "dev/testfifo"
     testutil.go:395: Comparing: "dev/testchar1" vs "dev/testchar1"
@@ -257742,8 +258868,9 @@
     testutil.go:395: Comparing: "test2" vs "test2"
     testutil.go:401: Directory: "test2" vs "test2": [bazlink] vs [bazlink]
     testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
+    testutil.go:395: Comparing: "baz.txt" vs "baz.txt"
 --- PASS: TestZstdChunked (0.00s)
-    --- PASS: TestZstdChunked/testWriteAndOpen (8.65s)
+    --- PASS: TestZstdChunked/testWriteAndOpen (8.66s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX (0.00s)
@@ -257763,7 +258890,7 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU (0.00s)
@@ -257773,7 +258900,7 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX (0.00s)
@@ -257786,29 +258913,29 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/empty-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.01s)
@@ -257868,24 +258995,24 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1empty_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR (0.00s)
@@ -257894,9 +259021,9 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU (0.00s)
@@ -257912,7 +259039,7 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX (0.00s)
@@ -257920,44 +259047,44 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/1dir_1file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR (0.00s)
@@ -257968,13 +259095,13 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU (0.00s)
@@ -257984,54 +259111,54 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/2meta_2file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX (0.00s)
@@ -258080,28 +259207,28 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/3dir-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR (0.00s)
@@ -258153,108 +259280,108 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/symlink-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/chunked_file-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX (0.00s)
@@ -258268,23 +259395,23 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX (0.00s)
@@ -258296,24 +259423,24 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/recursive-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX (0.01s)
@@ -258368,16 +259495,16 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.00s)
@@ -258388,80 +259515,80 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/block_char_fifo-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/modes-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR (0.00s)
@@ -258477,31 +259604,31 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU (0.00s)
@@ -258509,15 +259636,15 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.00s)
@@ -258525,348 +259652,348 @@
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/lossy-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.00s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.00s)
         --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.00s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/hardlink_should_be_replaced_to_the_destination_entry-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX (0.04s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU (0.01s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR (0.05s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR (0.04s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU (0.04s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR (0.04s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX (0.04s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU (0.04s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR (0.05s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR (0.05s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX (0.08s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX (0.09s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU (0.08s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU (0.06s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.06s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.04s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.04s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.05s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.05s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.06s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.04s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.04s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.04s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.04s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.04s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.04s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.04s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.05s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.05s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.04s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.04s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.04s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.05s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX (0.05s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.05s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX (0.08s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.06s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU (0.06s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU (0.07s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.09s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=USTAR (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=USTAR (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=true,format=GNU (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="",lossless=false,format=GNU (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=USTAR (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=PAX (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=true,format=GNU (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="./",lossless=false,format=GNU (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=USTAR (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=USTAR (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=true,format=GNU (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="/",lossless=false,format=GNU (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=USTAR (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX (0.01s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=PAX (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=PAX (0.01s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=true,format=GNU (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=fastest,prefix="../",lossless=false,format=GNU (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR (0.04s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=USTAR (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=USTAR (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=PAX (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=PAX (0.04s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=true,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="",lossless=false,format=GNU (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=USTAR (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=USTAR (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=PAX (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=PAX (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=true,format=GNU (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="./",lossless=false,format=GNU (0.04s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=USTAR (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=PAX (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=PAX (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=true,format=GNU (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="/",lossless=false,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=USTAR (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=USTAR (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=PAX (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=PAX (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.02s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=true,format=GNU (0.04s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=default,prefix="../",lossless=false,format=GNU (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=USTAR (0.04s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=USTAR (0.02s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=PAX (0.04s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=PAX (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=true,format=GNU (0.04s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="",lossless=false,format=GNU (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=USTAR (0.04s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=USTAR (0.04s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=PAX (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=PAX (0.04s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=true,format=GNU (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.02s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.04s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="./",lossless=false,format=GNU (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=USTAR (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=USTAR (0.04s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=PAX (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.04s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=PAX (0.03s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=true,format=GNU (0.04s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="/",lossless=false,format=GNU (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=USTAR (0.03s)
-        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.04s)
+        --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=USTAR (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=PAX (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=PAX (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=true,format=GNU (0.03s)
         --- PASS: TestZstdChunked/testWriteAndOpen/several_files_in_chunk_chunked-compression=zstd_compression_level=better,prefix="../",lossless=false,format=GNU (0.02s)
-    --- PASS: TestZstdChunked/testDigestAndVerify (14.36s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0 (0.02s)
+    --- PASS: TestZstdChunked/testDigestAndVerify (13.56s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0 (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0 (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01 (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01 (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01 (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01 (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02 (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02 (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02 (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/no-regfile-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0 (0.01s)
@@ -258874,137 +260001,137 @@
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000 (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#01 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#01 (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01 (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01 (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#01 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#01 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#01 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#01 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#01 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#01 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#01 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01 (0.03s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01 (0.03s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#01 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#01 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#01 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#01 (0.03s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
@@ -259012,72 +260139,72 @@
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#02 (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02 (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#02 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#02 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#02 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#02 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02 (0.04s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#02 (0.03s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#02 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02 (0.04s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#02 (0.03s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#02 (0.03s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#02 (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#02 (0.02s)
         --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02 (0.03s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#02 (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/small-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0 (0.02s)
@@ -259085,20 +260212,20 @@
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0 (0.02s)
@@ -259114,9 +260241,9 @@
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0 (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0 (0.03s)
@@ -259125,73 +260252,73 @@
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0 (0.05s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0 (0.06s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0 (0.05s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0 (0.05s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0 (0.03s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0 (0.05s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0 (0.06s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0 (0.04s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.01s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0 (0.03s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0 (0.04s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
@@ -259203,16 +260330,16 @@
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
@@ -259221,123 +260348,123 @@
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01 (0.01s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01 (0.03s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01 (0.04s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01 (0.06s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01 (0.05s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01 (0.07s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01 (0.10s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.02s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01 (0.06s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01 (0.07s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01 (0.05s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01 (0.05s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01 (0.06s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01 (0.05s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02 (0.01s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02 (0.01s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02 (0.03s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
@@ -259347,124 +260474,124 @@
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02 (0.04s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.01s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02 (0.04s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02 (0.03s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/big-files-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0 (0.01s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0 (0.02s)
@@ -259479,7 +260606,7 @@
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000 (0.03s)
@@ -259488,164 +260615,164 @@
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000 (0.02s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000 (0.02s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000 (0.04s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000 (0.03s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000 (0.05s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000 (0.04s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000 (0.05s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000 (0.06s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.01s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0 (0.07s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000 (0.04s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000 (0.05s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000 (0.05s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.01s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0 (0.07s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0/duplicated_entry_offset (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000 (0.03s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000 (0.04s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0 (0.05s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.01s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0 (0.07s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0/duplicated_entry_offset (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#01 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#01 (0.04s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#01 (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
@@ -259653,16 +260780,16 @@
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#01 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#01 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
@@ -259674,7 +260801,7 @@
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#01 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
@@ -259684,12 +260811,12 @@
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#01 (0.02s)
@@ -259704,10 +260831,10 @@
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#01 (0.03s)
@@ -259716,40 +260843,40 @@
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#01 (0.04s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01 (0.04s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#01 (0.04s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01 (0.04s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01 (0.06s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#01 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#01 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01 (0.03s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#01 (0.02s)
@@ -259758,97 +260885,97 @@
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#01 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01 (0.05s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#01 (0.06s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.01s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#01 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#01 (0.06s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01 (0.04s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#01 (0.07s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01 (0.05s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#01 (0.03s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01 (0.05s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#01 (0.07s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#01 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01 (0.06s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01 (0.03s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#01 (0.04s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#01 (0.04s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01 (0.05s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#01 (0.05s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01 (0.05s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#01 (0.06s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01 (0.05s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#01 (0.04s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01 (0.07s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#01 (0.08s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.01s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#01 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01 (0.05s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#01 (0.06s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01/duplicated_entry_offset (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#01 (0.05s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#01/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01 (0.08s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#01 (0.05s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01 (0.05s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#01/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#01 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#01/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#01/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#02 (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
@@ -259860,10 +260987,10 @@
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#02 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="./",format=GNU,minChunkSize=64000#02 (0.02s)
@@ -259878,7 +261005,7 @@
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="/",format=GNU,minChunkSize=0#02 (0.02s)
@@ -259903,584 +261030,584 @@
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#02 (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02 (0.03s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=fastest,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#02 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#02 (0.03s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#02 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02 (0.05s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#02 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02 (0.04s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02 (0.02s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#02 (0.05s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#02 (0.02s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#02 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#02 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#02 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#02 (0.03s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#02 (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02 (0.03s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#02 (0.04s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=default,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02 (0.04s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02 (0.05s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#02 (0.05s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#02 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.01s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02 (0.06s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#02 (0.04s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#02 (0.02s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02 (0.05s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#02 (0.05s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#02 (0.05s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.01s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02 (0.07s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#02 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.02s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#02 (0.05s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#02 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02 (0.06s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#02 (0.07s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02 (0.05s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#02 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.01s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="./",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#02 (0.10s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.02s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02 (0.08s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#02 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02 (0.06s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#02 (0.07s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#02 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02 (0.05s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.01s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#02 (0.03s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#02 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="/",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02 (0.06s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#02 (0.05s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.01s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02 (0.05s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=USTAR,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02 (0.03s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=0#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#02 (0.05s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.01s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#02 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=PAX,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02 (0.05s)
-            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.00s)
+        --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02 (0.04s)
+            --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02/lost_digest_in_a_entry (0.01s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=0#02/duplicated_entry_offset (0.00s)
         --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#02 (0.04s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#02/lost_digest_in_a_entry (0.00s)
             --- PASS: TestZstdChunked/testDigestAndVerify/with-non-regfiles-compression=zstd_compression_level=better,prefix="../",format=GNU,minChunkSize=64000#02/duplicated_entry_offset (0.00s)
-    --- PASS: TestZstdChunked/testBuild (38.07s)
+    --- PASS: TestZstdChunked/testBuild (36.27s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0 (0.04s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0 (0.04s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0 (0.04s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.05s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0 (0.04s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.04s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0 (0.04s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0 (0.04s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0 (0.04s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/regfiles_and_directories-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.05s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.05s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.04s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0 (0.05s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0 (0.05s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0 (0.04s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0 (0.05s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0 (0.05s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.05s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.06s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.06s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.06s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0 (0.07s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0 (0.05s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.10s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.10s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0 (0.06s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0 (0.06s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0 (0.08s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0 (0.10s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.05s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0 (0.19s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.06s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0 (0.05s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0 (0.05s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0 (0.05s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0 (0.04s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.07s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0 (0.07s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0 (0.15s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0 (0.07s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.08s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0 (0.05s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0 (0.05s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0 (0.06s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.05s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.05s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.04s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0 (0.04s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0 (0.05s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0 (0.05s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0 (0.04s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0 (0.04s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0 (0.05s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0 (0.05s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.06s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.06s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.07s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0 (0.06s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0 (0.07s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0 (0.06s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0 (0.06s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.07s)
         --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.06s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0 (0.06s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/empty_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0 (0.09s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.12s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.05s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0 (0.06s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=0 (0.05s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=PAX,minChunkSize=64000 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0 (0.05s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=0 (0.06s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=0 (0.05s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.06s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=0 (0.07s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=0 (0.06s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=0,format=GNU,minChunkSize=64000 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=0 (0.06s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=0 (0.07s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0 (0.10s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.10s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.17s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.14s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.15s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=64000 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.15s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.20s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0 (0.17s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=64000 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0 (0.19s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.19s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0 (0.17s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.19s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0 (0.18s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.15s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0 (0.17s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.23s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.14s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.18s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.19s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.18s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0 (0.17s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=64000 (0.18s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0 (0.20s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.20s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0 (0.23s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.24s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0 (0.20s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.22s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0 (0.17s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=64000 (0.19s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0 (0.22s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.17s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=0 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=PAX,minChunkSize=64000 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=0 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=64000 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=64000 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.18s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=64000 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.18s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=64000 (0.15s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.18s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=64000 (0.17s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0 (0.18s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=64000 (0.17s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0 (0.15s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=64000 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0 (0.15s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=64000 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0 (0.18s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=64000 (0.19s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0 (0.18s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=64000 (0.15s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=64000 (0.12s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0 (0.15s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=64000 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0 (0.13s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=64000 (0.13s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.10s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.10s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.10s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=0 (0.09s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=PAX,minChunkSize=64000 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.10s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=0 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.13s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=0 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=0 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.11s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=0 (0.10s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=1,format=GNU,minChunkSize=64000 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.10s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0 (0.10s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0 (0.15s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.12s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.15s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.17s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.19s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.12s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=64000 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.12s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.17s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.13s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.13s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.17s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.19s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0 (0.17s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=64000 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0 (0.15s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0 (0.13s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.15s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0 (0.14s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0 (0.17s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.11s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0 (0.15s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=64000 (0.15s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.10s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0 (0.12s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.12s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0 (0.10s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.12s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0 (0.15s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.14s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.12s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=64000 (0.16s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.17s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0 (0.15s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.13s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=64000 (0.13s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.17s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=64000 (0.14s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=64000 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.15s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0 (0.14s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=64000 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0 (0.10s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=64000 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=64000 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=64000 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0 (0.13s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=64000 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=64000 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=64000 (0.13s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0 (0.13s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=64000 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0 (0.13s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=64000 (0.07s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0 (0.11s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=64000 (0.12s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0 (0.13s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=64000 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0 (0.08s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=64000 (0.10s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.08s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.09s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.06s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0 (0.07s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0 (0.08s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=64000 (0.08s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0 (0.07s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=64000 (0.08s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0 (0.12s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.12s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0 (0.08s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=0 (0.09s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=0 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="",src=2,format=GNU,minChunkSize=64000 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0 (0.11s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.09s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0 (0.11s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=64000 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.14s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.13s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0 (0.14s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=64000 (0.12s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0 (0.14s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0 (0.15s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0 (0.12s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=64000 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=64000 (0.13s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.15s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.15s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=0 (0.16s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="",src=2,format=GNU,minChunkSize=64000 (0.13s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=0 (0.14s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.15s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=0 (0.17s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0 (0.13s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.14s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0 (0.15s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=64000 (0.20s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.16s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=64000 (0.13s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.11s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=64000 (0.12s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.09s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=64000 (0.14s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0 (0.16s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=64000 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0 (0.13s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.15s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=64000 (0.15s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=64000 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0 (0.11s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=64000 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0 (0.10s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.09s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=64000 (0.10s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0 (0.11s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.12s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0 (0.12s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.13s)
-        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0 (0.13s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=64000 (0.14s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=64000 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=64000 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=64000 (0.11s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0 (0.10s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=64000 (0.12s)
+        --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0 (0.10s)
         --- PASS: TestZstdChunked/testBuild/various_files-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=64000 (0.11s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=0,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.01s)
@@ -260504,21 +261631,21 @@
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0 (0.06s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=0,format=USTAR,minChunkSize=0 (0.05s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=0,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=0,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=0,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=0,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=0,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=0,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=0,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=0,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=0,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=0,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0 (0.00s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.00s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.00s)
@@ -260530,34 +261657,34 @@
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0 (0.06s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=1,format=USTAR,minChunkSize=0 (0.05s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=1,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=1,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=1,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=1,format=PAX,minChunkSize=0 (0.03s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=1,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=1,format=GNU,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=1,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=1,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=2,format=USTAR,minChunkSize=0 (0.00s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.00s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=2,format=PAX,minChunkSize=0 (0.01s)
@@ -260566,11 +261693,11 @@
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="/",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=fastest,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0 (0.03s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=2,format=USTAR,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="/",src=2,format=PAX,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
@@ -260580,41 +261707,41 @@
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=default,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=2,format=USTAR,minChunkSize=0 (0.06s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=2,format=USTAR,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=2,format=USTAR,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=2,format=USTAR,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=2,format=PAX,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=2,format=PAX,minChunkSize=0 (0.02s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0 (0.01s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=2,format=PAX,minChunkSize=0 (0.02s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="",src=2,format=GNU,minChunkSize=0 (0.01s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="./",src=2,format=GNU,minChunkSize=0 (0.01s)
         --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="/",src=2,format=GNU,minChunkSize=0 (0.02s)
-        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0 (0.03s)
+        --- PASS: TestZstdChunked/testBuild/no_contents-compression=zstd_compression_level=better,prefix="../",src=2,format=GNU,minChunkSize=0 (0.01s)
 === RUN   TestZstdChunkedFooter
 --- PASS: TestZstdChunkedFooter (0.00s)
 PASS
-ok  	github.com/containerd/stargz-snapshotter/estargz/zstdchunked	38.101s
+ok  	github.com/containerd/stargz-snapshotter/estargz/zstdchunked	36.297s
 === RUN   TestCheck
-time="2025-10-30T11:35:30-12:00" level=warning msg="failed to sync with prefetch completion" error=fail mountpoint=test
-time="2025-10-30T11:35:30-12:00" level=warning msg="failed to connect to blob" error=failed mountpoint=test
-time="2025-10-30T11:35:30-12:00" level=warning msg="check failed" error="reference hasn't been passed" mountpoint=test
+time="2025-10-31T13:40:47+14:00" level=warning msg="failed to sync with prefetch completion" error=fail mountpoint=test
+time="2025-10-31T13:40:47+14:00" level=warning msg="failed to connect to blob" error=failed mountpoint=test
+time="2025-10-31T13:40:47+14:00" level=warning msg="check failed" error="reference hasn't been passed" mountpoint=test
 --- PASS: TestCheck (0.00s)
 PASS
-ok  	github.com/containerd/stargz-snapshotter/fs	0.016s
+ok  	github.com/containerd/stargz-snapshotter/fs	0.018s
 ?   	github.com/containerd/stargz-snapshotter/fs/config	[no test files]
 === RUN   TestLayer
-=== RUN   TestLayer/testPrefetch-no_prefetch-zstd-fastest
 === RUN   TestLayer/testPrefetch-no_prefetch-gzip-bestspeed
 === RUN   TestLayer/testPrefetch-no_prefetch-externaltoc-gzip-bestspeed
-=== RUN   TestLayer/testPrefetch-prefetch-externaltoc-gzip-bestspeed
+=== RUN   TestLayer/testPrefetch-no_prefetch-zstd-fastest
 === RUN   TestLayer/testPrefetch-prefetch-zstd-fastest
 === RUN   TestLayer/testPrefetch-prefetch-gzip-bestspeed
+=== RUN   TestLayer/testPrefetch-prefetch-externaltoc-gzip-bestspeed
+=== RUN   TestLayer/testPrefetch-with_dir-zstd-fastest
 === RUN   TestLayer/testPrefetch-with_dir-gzip-bestspeed
 === RUN   TestLayer/testPrefetch-with_dir-externaltoc-gzip-bestspeed
-=== RUN   TestLayer/testPrefetch-with_dir-zstd-fastest
+=== RUN   TestLayer/testPrefetch-several_files_in_chunk-externaltoc-gzip-bestspeed
 === RUN   TestLayer/testPrefetch-several_files_in_chunk-zstd-fastest
 === RUN   TestLayer/testPrefetch-several_files_in_chunk-gzip-bestspeed
-=== RUN   TestLayer/testPrefetch-several_files_in_chunk-externaltoc-gzip-bestspeed
 === RUN   TestLayer/testPrefetch-several_files_in_chunk_chunked-zstd-fastest
 === RUN   TestLayer/testPrefetch-several_files_in_chunk_chunked-gzip-bestspeed
 === RUN   TestLayer/testPrefetch-several_files_in_chunk_chunked-externaltoc-gzip-bestspeed
@@ -260636,24 +261763,15 @@
 === RUN   TestLayer/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file
 === RUN   TestLayer/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file#01
 === RUN   TestLayer/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file#02
+=== RUN   TestLayer/reading_single_chunk_at_top_of_last_chunk_in_max_size_file
+=== RUN   TestLayer/reading_single_chunk_at_top_of_last_chunk_in_max_size_file#01
+=== RUN   TestLayer/reading_single_chunk_at_top_of_last_chunk_in_max_size_file#02
 === RUN   TestLayer/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file
 === RUN   TestLayer/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file#01
 === RUN   TestLayer/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file#02
 === RUN   TestLayer/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file
 === RUN   TestLayer/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file#01
 === RUN   TestLayer/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file#02
-=== RUN   TestLayer/reading_single_chunk_at_top_of_last_chunk_in_max_size_file
-=== RUN   TestLayer/reading_single_chunk_at_top_of_last_chunk_in_max_size_file#01
-=== RUN   TestLayer/reading_single_chunk_at_top_of_last_chunk_in_max_size_file#02
-=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file
-=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file#01
-=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file#02
-=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file
-=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file#01
-=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file#02
-=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file
-=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file#01
-=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file#02
 === RUN   TestLayer/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file
 === RUN   TestLayer/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file#01
 === RUN   TestLayer/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file#02
@@ -260672,42 +261790,24 @@
 === RUN   TestLayer/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file
 === RUN   TestLayer/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file#01
 === RUN   TestLayer/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file#02
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file#01
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file#02
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file#01
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file#02
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file#01
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file#02
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file#01
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file#02
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file#01
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file#02
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file#01
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file#02
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file#01
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file#02
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file#01
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file#02
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file#01
-=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file#02
-=== RUN   TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file
-=== RUN   TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file#01
-=== RUN   TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file#02
+=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file
+=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file#01
+=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file#02
+=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file
+=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file#01
+=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file#02
+=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file
+=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file#01
+=== RUN   TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file#02
 === RUN   TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file
 === RUN   TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file#01
 === RUN   TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file#02
 === RUN   TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file
 === RUN   TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file#01
 === RUN   TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file#02
+=== RUN   TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file
+=== RUN   TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file#01
+=== RUN   TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file#02
 === RUN   TestLayer/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file
 === RUN   TestLayer/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file#01
 === RUN   TestLayer/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file#02
@@ -260726,6 +261826,33 @@
 === RUN   TestLayer/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file
 === RUN   TestLayer/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file#01
 === RUN   TestLayer/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file#02
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file#01
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file#02
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file#01
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file#02
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file#01
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file#02
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file#01
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file#02
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file#01
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file#02
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file#01
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file#02
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file#01
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file#02
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file#01
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file#02
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file#01
+=== RUN   TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file#02
 === RUN   TestLayer/1_whiteout_with_sibling
 === RUN   TestLayer/1_whiteout_with_sibling#01
 === RUN   TestLayer/1_whiteout_with_sibling#02
@@ -260748,11 +261875,11 @@
 === RUN   TestLayer/no_prefetch_landmark#01
 === RUN   TestLayer/no_prefetch_landmark#02
 === RUN   TestLayer/state_file
-time="2025-10-30T11:35:32-12:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-6310313328450550491 fetchedPercent=50 fetchedSize=5 size=10
+time="2025-10-31T13:40:50+14:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-2539043349689394130 fetchedPercent=50 fetchedSize=5 size=10
 === RUN   TestLayer/state_file#01
-time="2025-10-30T11:35:32-12:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-2037965863493536301 fetchedPercent=50 fetchedSize=5 size=10
+time="2025-10-31T13:40:50+14:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-1491883044662628884 fetchedPercent=50 fetchedSize=5 size=10
 === RUN   TestLayer/state_file#02
-time="2025-10-30T11:35:32-12:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-760014731176770066 fetchedPercent=50 fetchedSize=5 size=10
+time="2025-10-31T13:40:50+14:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-4784942889658658111 fetchedPercent=50 fetchedSize=5 size=10
 === RUN   TestLayer/file_suid
 === RUN   TestLayer/file_suid#01
 === RUN   TestLayer/file_suid#02
@@ -260772,7 +261899,7 @@
     testutil.go:1135: reader calls for "bar/bar.txt": offsets: []
     testutil.go:1135: reader calls for "foo3": offsets: []
     testutil.go:1135: reader calls for "foo22": offsets: []
-    testutil.go:1135: reader calls for "foo/foo1": offsets: [106]
+    testutil.go:1135: reader calls for "foo/foo1": offsets: [101]
     testutil.go:1135: reader calls for "foo/foo1": offsets: []
     testutil.go:1135: reader calls for "foo/foo1": offsets: []
     testutil.go:1135: reader calls for "foo/foo1": offsets: []
@@ -260796,7 +261923,7 @@
     testutil.go:1135: reader calls for "bar/bar.txt": offsets: []
     testutil.go:1135: reader calls for "foo3": offsets: []
     testutil.go:1135: reader calls for "foo22": offsets: []
-    testutil.go:1135: reader calls for "foo/foo1": offsets: [101]
+    testutil.go:1135: reader calls for "foo/foo1": offsets: [106]
     testutil.go:1135: reader calls for "foo/foo1": offsets: []
     testutil.go:1135: reader calls for "foo/foo1": offsets: []
     testutil.go:1135: reader calls for "foo/foo1": offsets: []
@@ -260862,11 +261989,11 @@
 === RUN   TestLayer/no_prefetch_landmark#04
 === RUN   TestLayer/no_prefetch_landmark#05
 === RUN   TestLayer/state_file#03
-time="2025-10-30T11:35:32-12:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-1093440468044798280 fetchedPercent=50 fetchedSize=5 size=10
+time="2025-10-31T13:40:50+14:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-5578464066758747244 fetchedPercent=50 fetchedSize=5 size=10
 === RUN   TestLayer/state_file#04
-time="2025-10-30T11:35:32-12:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-7026649023156235465 fetchedPercent=50 fetchedSize=5 size=10
+time="2025-10-31T13:40:50+14:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-7922928167928015514 fetchedPercent=50 fetchedSize=5 size=10
 === RUN   TestLayer/state_file#05
-time="2025-10-30T11:35:32-12:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-9027755820484050693 fetchedPercent=50 fetchedSize=5 size=10
+time="2025-10-31T13:40:50+14:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-3121842712762680970 fetchedPercent=50 fetchedSize=5 size=10
 === RUN   TestLayer/file_suid#03
 === RUN   TestLayer/file_suid#04
 === RUN   TestLayer/file_suid#05
@@ -260976,11 +262103,11 @@
 === RUN   TestLayer/no_prefetch_landmark#07
 === RUN   TestLayer/no_prefetch_landmark#08
 === RUN   TestLayer/state_file#06
-time="2025-10-30T11:35:32-12:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-5849033758475481073 fetchedPercent=50 fetchedSize=5 size=10
+time="2025-10-31T13:40:50+14:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-7196448641018562380 fetchedPercent=50 fetchedSize=5 size=10
 === RUN   TestLayer/state_file#07
-time="2025-10-30T11:35:32-12:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-6257378673784349763 fetchedPercent=50 fetchedSize=5 size=10
+time="2025-10-31T13:40:50+14:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-2438832055996207531 fetchedPercent=50 fetchedSize=5 size=10
 === RUN   TestLayer/state_file#08
-time="2025-10-30T11:35:32-12:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-9042820995416461935 fetchedPercent=50 fetchedSize=5 size=10
+time="2025-10-31T13:40:50+14:00" level=error msg="statFile error" digest="sha256:b5a2c96250612366ea272ffac6d9744aaf4b45aacd96aa7cfcb931ee3b558259" error=test-7345527230930004773 fetchedPercent=50 fetchedSize=5 size=10
 === RUN   TestLayer/file_suid#06
 === RUN   TestLayer/file_suid#07
 === RUN   TestLayer/file_suid#08
@@ -261068,118 +262195,91 @@
     testutil.go:1135: reader calls for "foo/foo1": offsets: []
     testutil.go:1135: reader calls for "foo/foo1": offsets: []
     testutil.go:1135: reader calls for "foo/foo1": offsets: []
---- PASS: TestLayer (1.14s)
-    --- PASS: TestLayer/testPrefetch-no_prefetch-zstd-fastest (0.01s)
-    --- PASS: TestLayer/testPrefetch-no_prefetch-gzip-bestspeed (0.00s)
-    --- PASS: TestLayer/testPrefetch-no_prefetch-externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestLayer/testPrefetch-prefetch-externaltoc-gzip-bestspeed (0.01s)
+--- PASS: TestLayer (1.77s)
+    --- PASS: TestLayer/testPrefetch-no_prefetch-gzip-bestspeed (0.01s)
+    --- PASS: TestLayer/testPrefetch-no_prefetch-externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestLayer/testPrefetch-no_prefetch-zstd-fastest (0.00s)
     --- PASS: TestLayer/testPrefetch-prefetch-zstd-fastest (0.01s)
-    --- PASS: TestLayer/testPrefetch-prefetch-gzip-bestspeed (0.00s)
+    --- PASS: TestLayer/testPrefetch-prefetch-gzip-bestspeed (0.01s)
+    --- PASS: TestLayer/testPrefetch-prefetch-externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestLayer/testPrefetch-with_dir-zstd-fastest (0.02s)
     --- PASS: TestLayer/testPrefetch-with_dir-gzip-bestspeed (0.00s)
     --- PASS: TestLayer/testPrefetch-with_dir-externaltoc-gzip-bestspeed (0.01s)
-    --- PASS: TestLayer/testPrefetch-with_dir-zstd-fastest (0.01s)
-    --- PASS: TestLayer/testPrefetch-several_files_in_chunk-zstd-fastest (0.01s)
+    --- PASS: TestLayer/testPrefetch-several_files_in_chunk-externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestLayer/testPrefetch-several_files_in_chunk-zstd-fastest (0.03s)
     --- PASS: TestLayer/testPrefetch-several_files_in_chunk-gzip-bestspeed (0.00s)
-    --- PASS: TestLayer/testPrefetch-several_files_in_chunk-externaltoc-gzip-bestspeed (0.02s)
-    --- PASS: TestLayer/testPrefetch-several_files_in_chunk_chunked-zstd-fastest (0.02s)
+    --- PASS: TestLayer/testPrefetch-several_files_in_chunk_chunked-zstd-fastest (0.01s)
     --- PASS: TestLayer/testPrefetch-several_files_in_chunk_chunked-gzip-bestspeed (0.01s)
-    --- PASS: TestLayer/testPrefetch-several_files_in_chunk_chunked-externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestLayer/testPrefetch-several_files_in_chunk_chunked-externaltoc-gzip-bestspeed (0.03s)
     --- PASS: TestLayer/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file (0.01s)
     --- PASS: TestLayer/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file#01 (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file#02 (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file#02 (0.01s)
     --- PASS: TestLayer/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file (0.01s)
-    --- PASS: TestLayer/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file#01 (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file#01 (0.01s)
     --- PASS: TestLayer/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file#02 (0.01s)
-    --- PASS: TestLayer/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file (0.01s)
-    --- PASS: TestLayer/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file#01 (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file#02 (0.01s)
+    --- PASS: TestLayer/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file#01 (0.01s)
+    --- PASS: TestLayer/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file#02 (0.00s)
     --- PASS: TestLayer/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file (0.01s)
     --- PASS: TestLayer/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file#01 (0.00s)
     --- PASS: TestLayer/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file#02 (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file#01 (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file#02 (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file (0.02s)
+    --- PASS: TestLayer/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file#01 (0.02s)
+    --- PASS: TestLayer/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file#02 (0.01s)
     --- PASS: TestLayer/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file (0.01s)
-    --- PASS: TestLayer/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file#01 (0.01s)
+    --- PASS: TestLayer/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file#01 (0.00s)
     --- PASS: TestLayer/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file#02 (0.01s)
-    --- PASS: TestLayer/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_top_of_last_chunk_in_max_size_file (0.01s)
+    --- PASS: TestLayer/reading_single_chunk_at_top_of_last_chunk_in_max_size_file#01 (0.01s)
+    --- PASS: TestLayer/reading_single_chunk_at_top_of_last_chunk_in_max_size_file#02 (0.01s)
+    --- PASS: TestLayer/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file (0.01s)
     --- PASS: TestLayer/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file#01 (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file#02 (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file#02 (0.01s)
+    --- PASS: TestLayer/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file (0.01s)
     --- PASS: TestLayer/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file#01 (0.00s)
     --- PASS: TestLayer/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file#02 (0.01s)
-    --- PASS: TestLayer/reading_single_chunk_at_top_of_last_chunk_in_max_size_file (0.01s)
-    --- PASS: TestLayer/reading_single_chunk_at_top_of_last_chunk_in_max_size_file#01 (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_top_of_last_chunk_in_max_size_file#02 (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file#01 (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file#02 (0.01s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file (0.01s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file#01 (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file#02 (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file (0.01s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file#01 (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file#02 (0.00s)
     --- PASS: TestLayer/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file (0.01s)
     --- PASS: TestLayer/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file#01 (0.00s)
     --- PASS: TestLayer/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file#02 (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file#01 (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file (0.01s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file#01 (0.02s)
     --- PASS: TestLayer/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file#02 (0.01s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file (0.01s)
     --- PASS: TestLayer/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file#01 (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file#02 (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file#02 (0.01s)
     --- PASS: TestLayer/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file (0.01s)
     --- PASS: TestLayer/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file#01 (0.00s)
     --- PASS: TestLayer/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file#02 (0.00s)
     --- PASS: TestLayer/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file (0.01s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file#01 (0.01s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file#02 (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file#01 (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file#02 (0.01s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file (0.01s)
     --- PASS: TestLayer/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file#01 (0.00s)
-    --- PASS: TestLayer/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file#02 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file#01 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file#02 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file#01 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file#02 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file#01 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file#02 (0.01s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file#01 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file#02 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file#01 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file#02 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file#01 (0.01s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file#02 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file#01 (0.01s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file#02 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file#01 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file#02 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file (0.01s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file#01 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file#02 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file#01 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file#02 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file#02 (0.01s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file (0.01s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file#01 (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file#02 (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file#01 (0.01s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file#02 (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file (0.01s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file#01 (0.00s)
+    --- PASS: TestLayer/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file#02 (0.00s)
+    --- PASS: TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file (0.01s)
     --- PASS: TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file#01 (0.01s)
-    --- PASS: TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file#02 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file#02 (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file (0.02s)
     --- PASS: TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file#01 (0.00s)
     --- PASS: TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file#02 (0.01s)
-    --- PASS: TestLayer/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file (0.02s)
+    --- PASS: TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file#01 (0.00s)
+    --- PASS: TestLayer/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file#02 (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file (0.00s)
     --- PASS: TestLayer/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file#01 (0.00s)
     --- PASS: TestLayer/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file#02 (0.00s)
     --- PASS: TestLayer/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file (0.00s)
     --- PASS: TestLayer/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file#01 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file#02 (0.00s)
+    --- PASS: TestLayer/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file#02 (0.01s)
     --- PASS: TestLayer/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file (0.01s)
     --- PASS: TestLayer/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file#01 (0.01s)
     --- PASS: TestLayer/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file#02 (0.01s)
@@ -261188,115 +262288,142 @@
     --- PASS: TestLayer/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file#02 (0.00s)
     --- PASS: TestLayer/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file (0.01s)
     --- PASS: TestLayer/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file#01 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file#02 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file (0.00s)
+    --- PASS: TestLayer/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file#02 (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file (0.01s)
     --- PASS: TestLayer/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file#01 (0.00s)
-    --- PASS: TestLayer/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file#02 (0.01s)
-    --- PASS: TestLayer/1_whiteout_with_sibling (0.00s)
+    --- PASS: TestLayer/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file#02 (0.02s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file#01 (0.00s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file#02 (0.00s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file#01 (0.00s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file#02 (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file#01 (0.00s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file#02 (0.00s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file#01 (0.00s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file#02 (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file#01 (0.00s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file#02 (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file (0.02s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file#01 (0.00s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file#02 (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file#01 (0.00s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file#02 (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file#01 (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file#02 (0.02s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file#01 (0.01s)
+    --- PASS: TestLayer/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file#02 (0.00s)
+    --- PASS: TestLayer/1_whiteout_with_sibling (0.01s)
     --- PASS: TestLayer/1_whiteout_with_sibling#01 (0.00s)
-    --- PASS: TestLayer/1_whiteout_with_sibling#02 (0.00s)
-    --- PASS: TestLayer/1_whiteout_with_duplicated_name (0.00s)
+    --- PASS: TestLayer/1_whiteout_with_sibling#02 (0.01s)
+    --- PASS: TestLayer/1_whiteout_with_duplicated_name (0.01s)
     --- PASS: TestLayer/1_whiteout_with_duplicated_name#01 (0.00s)
     --- PASS: TestLayer/1_whiteout_with_duplicated_name#02 (0.01s)
     --- PASS: TestLayer/1_opaque (0.01s)
     --- PASS: TestLayer/1_opaque#01 (0.00s)
     --- PASS: TestLayer/1_opaque#02 (0.00s)
-    --- PASS: TestLayer/1_opaque_with_sibling (0.01s)
+    --- PASS: TestLayer/1_opaque_with_sibling (0.00s)
     --- PASS: TestLayer/1_opaque_with_sibling#01 (0.00s)
     --- PASS: TestLayer/1_opaque_with_sibling#02 (0.00s)
-    --- PASS: TestLayer/1_opaque_with_xattr (0.01s)
+    --- PASS: TestLayer/1_opaque_with_xattr (0.00s)
     --- PASS: TestLayer/1_opaque_with_xattr#01 (0.00s)
-    --- PASS: TestLayer/1_opaque_with_xattr#02 (0.01s)
-    --- PASS: TestLayer/prefetch_landmark (0.00s)
+    --- PASS: TestLayer/1_opaque_with_xattr#02 (0.00s)
+    --- PASS: TestLayer/prefetch_landmark (0.01s)
     --- PASS: TestLayer/prefetch_landmark#01 (0.00s)
-    --- PASS: TestLayer/prefetch_landmark#02 (0.01s)
-    --- PASS: TestLayer/no_prefetch_landmark (0.00s)
+    --- PASS: TestLayer/prefetch_landmark#02 (0.00s)
+    --- PASS: TestLayer/no_prefetch_landmark (0.01s)
     --- PASS: TestLayer/no_prefetch_landmark#01 (0.00s)
     --- PASS: TestLayer/no_prefetch_landmark#02 (0.00s)
-    --- PASS: TestLayer/state_file (0.01s)
-    --- PASS: TestLayer/state_file#01 (0.00s)
-    --- PASS: TestLayer/state_file#02 (0.01s)
-    --- PASS: TestLayer/file_suid (0.00s)
+    --- PASS: TestLayer/state_file (0.00s)
+    --- PASS: TestLayer/state_file#01 (0.01s)
+    --- PASS: TestLayer/state_file#02 (0.00s)
+    --- PASS: TestLayer/file_suid (0.01s)
     --- PASS: TestLayer/file_suid#01 (0.00s)
     --- PASS: TestLayer/file_suid#02 (0.00s)
-    --- PASS: TestLayer/dir_sgid (0.01s)
+    --- PASS: TestLayer/dir_sgid (0.00s)
     --- PASS: TestLayer/dir_sgid#01 (0.00s)
     --- PASS: TestLayer/dir_sgid#02 (0.00s)
-    --- PASS: TestLayer/file_sticky (0.01s)
-    --- PASS: TestLayer/file_sticky#01 (0.00s)
-    --- PASS: TestLayer/file_sticky#02 (0.01s)
-    --- PASS: TestLayer/symlink_size (0.00s)
+    --- PASS: TestLayer/file_sticky (0.00s)
+    --- PASS: TestLayer/file_sticky#01 (0.01s)
+    --- PASS: TestLayer/file_sticky#02 (0.00s)
+    --- PASS: TestLayer/symlink_size (0.01s)
     --- PASS: TestLayer/symlink_size#01 (0.00s)
     --- PASS: TestLayer/symlink_size#02 (0.00s)
     --- PASS: TestLayer/several_files_in_chunk (0.01s)
-    --- PASS: TestLayer/several_files_in_chunk#01 (0.00s)
+    --- PASS: TestLayer/several_files_in_chunk#01 (0.01s)
     --- PASS: TestLayer/several_files_in_chunk#02 (0.01s)
-    --- PASS: TestLayer/several_files_in_chunk_chunked (0.01s)
-    --- PASS: TestLayer/several_files_in_chunk_chunked#01 (0.01s)
+    --- PASS: TestLayer/several_files_in_chunk_chunked (0.02s)
+    --- PASS: TestLayer/several_files_in_chunk_chunked#01 (0.00s)
     --- PASS: TestLayer/several_files_in_chunk_chunked#02 (0.01s)
-    --- PASS: TestLayer/1_whiteout_with_sibling#03 (0.00s)
+    --- PASS: TestLayer/1_whiteout_with_sibling#03 (0.01s)
     --- PASS: TestLayer/1_whiteout_with_sibling#04 (0.01s)
-    --- PASS: TestLayer/1_whiteout_with_sibling#05 (0.00s)
-    --- PASS: TestLayer/1_whiteout_with_duplicated_name#03 (0.00s)
+    --- PASS: TestLayer/1_whiteout_with_sibling#05 (0.01s)
+    --- PASS: TestLayer/1_whiteout_with_duplicated_name#03 (0.01s)
     --- PASS: TestLayer/1_whiteout_with_duplicated_name#04 (0.00s)
     --- PASS: TestLayer/1_whiteout_with_duplicated_name#05 (0.00s)
-    --- PASS: TestLayer/1_opaque#03 (0.00s)
+    --- PASS: TestLayer/1_opaque#03 (0.01s)
     --- PASS: TestLayer/1_opaque#04 (0.00s)
-    --- PASS: TestLayer/1_opaque#05 (0.00s)
+    --- PASS: TestLayer/1_opaque#05 (0.01s)
     --- PASS: TestLayer/1_opaque_with_sibling#03 (0.00s)
-    --- PASS: TestLayer/1_opaque_with_sibling#04 (0.00s)
-    --- PASS: TestLayer/1_opaque_with_sibling#05 (0.00s)
-    --- PASS: TestLayer/1_opaque_with_xattr#03 (0.00s)
+    --- PASS: TestLayer/1_opaque_with_sibling#04 (0.01s)
+    --- PASS: TestLayer/1_opaque_with_sibling#05 (0.01s)
+    --- PASS: TestLayer/1_opaque_with_xattr#03 (0.01s)
     --- PASS: TestLayer/1_opaque_with_xattr#04 (0.00s)
     --- PASS: TestLayer/1_opaque_with_xattr#05 (0.00s)
-    --- PASS: TestLayer/prefetch_landmark#03 (0.00s)
+    --- PASS: TestLayer/prefetch_landmark#03 (0.01s)
     --- PASS: TestLayer/prefetch_landmark#04 (0.00s)
     --- PASS: TestLayer/prefetch_landmark#05 (0.00s)
-    --- PASS: TestLayer/no_prefetch_landmark#03 (0.01s)
-    --- PASS: TestLayer/no_prefetch_landmark#04 (0.00s)
+    --- PASS: TestLayer/no_prefetch_landmark#03 (0.00s)
+    --- PASS: TestLayer/no_prefetch_landmark#04 (0.01s)
     --- PASS: TestLayer/no_prefetch_landmark#05 (0.00s)
-    --- PASS: TestLayer/state_file#03 (0.00s)
+    --- PASS: TestLayer/state_file#03 (0.01s)
     --- PASS: TestLayer/state_file#04 (0.00s)
-    --- PASS: TestLayer/state_file#05 (0.00s)
+    --- PASS: TestLayer/state_file#05 (0.01s)
     --- PASS: TestLayer/file_suid#03 (0.00s)
     --- PASS: TestLayer/file_suid#04 (0.00s)
-    --- PASS: TestLayer/file_suid#05 (0.00s)
-    --- PASS: TestLayer/dir_sgid#03 (0.00s)
+    --- PASS: TestLayer/file_suid#05 (0.01s)
+    --- PASS: TestLayer/dir_sgid#03 (0.01s)
     --- PASS: TestLayer/dir_sgid#04 (0.00s)
-    --- PASS: TestLayer/dir_sgid#05 (0.01s)
-    --- PASS: TestLayer/file_sticky#03 (0.01s)
+    --- PASS: TestLayer/dir_sgid#05 (0.00s)
+    --- PASS: TestLayer/file_sticky#03 (0.00s)
     --- PASS: TestLayer/file_sticky#04 (0.00s)
-    --- PASS: TestLayer/file_sticky#05 (0.01s)
-    --- PASS: TestLayer/symlink_size#03 (0.00s)
+    --- PASS: TestLayer/file_sticky#05 (0.00s)
+    --- PASS: TestLayer/symlink_size#03 (0.01s)
     --- PASS: TestLayer/symlink_size#04 (0.00s)
     --- PASS: TestLayer/symlink_size#05 (0.00s)
-    --- PASS: TestLayer/several_files_in_chunk#03 (0.01s)
-    --- PASS: TestLayer/several_files_in_chunk#04 (0.00s)
+    --- PASS: TestLayer/several_files_in_chunk#03 (0.03s)
+    --- PASS: TestLayer/several_files_in_chunk#04 (0.01s)
     --- PASS: TestLayer/several_files_in_chunk#05 (0.01s)
-    --- PASS: TestLayer/several_files_in_chunk_chunked#03 (0.01s)
+    --- PASS: TestLayer/several_files_in_chunk_chunked#03 (0.02s)
     --- PASS: TestLayer/several_files_in_chunk_chunked#04 (0.01s)
     --- PASS: TestLayer/several_files_in_chunk_chunked#05 (0.01s)
     --- PASS: TestLayer/1_whiteout_with_sibling#06 (0.01s)
     --- PASS: TestLayer/1_whiteout_with_sibling#07 (0.00s)
     --- PASS: TestLayer/1_whiteout_with_sibling#08 (0.00s)
     --- PASS: TestLayer/1_whiteout_with_duplicated_name#06 (0.01s)
-    --- PASS: TestLayer/1_whiteout_with_duplicated_name#07 (0.00s)
+    --- PASS: TestLayer/1_whiteout_with_duplicated_name#07 (0.01s)
     --- PASS: TestLayer/1_whiteout_with_duplicated_name#08 (0.00s)
-    --- PASS: TestLayer/1_opaque#06 (0.00s)
+    --- PASS: TestLayer/1_opaque#06 (0.01s)
     --- PASS: TestLayer/1_opaque#07 (0.00s)
     --- PASS: TestLayer/1_opaque#08 (0.01s)
-    --- PASS: TestLayer/1_opaque_with_sibling#06 (0.00s)
+    --- PASS: TestLayer/1_opaque_with_sibling#06 (0.01s)
     --- PASS: TestLayer/1_opaque_with_sibling#07 (0.00s)
-    --- PASS: TestLayer/1_opaque_with_sibling#08 (0.00s)
-    --- PASS: TestLayer/1_opaque_with_xattr#06 (0.00s)
+    --- PASS: TestLayer/1_opaque_with_sibling#08 (0.01s)
+    --- PASS: TestLayer/1_opaque_with_xattr#06 (0.01s)
     --- PASS: TestLayer/1_opaque_with_xattr#07 (0.00s)
     --- PASS: TestLayer/1_opaque_with_xattr#08 (0.00s)
-    --- PASS: TestLayer/prefetch_landmark#06 (0.00s)
+    --- PASS: TestLayer/prefetch_landmark#06 (0.01s)
     --- PASS: TestLayer/prefetch_landmark#07 (0.00s)
-    --- PASS: TestLayer/prefetch_landmark#08 (0.00s)
+    --- PASS: TestLayer/prefetch_landmark#08 (0.01s)
     --- PASS: TestLayer/no_prefetch_landmark#06 (0.01s)
     --- PASS: TestLayer/no_prefetch_landmark#07 (0.00s)
-    --- PASS: TestLayer/no_prefetch_landmark#08 (0.01s)
+    --- PASS: TestLayer/no_prefetch_landmark#08 (0.00s)
     --- PASS: TestLayer/state_file#06 (0.00s)
     --- PASS: TestLayer/state_file#07 (0.00s)
     --- PASS: TestLayer/state_file#08 (0.00s)
@@ -261306,13 +262433,13 @@
     --- PASS: TestLayer/dir_sgid#06 (0.01s)
     --- PASS: TestLayer/dir_sgid#07 (0.00s)
     --- PASS: TestLayer/dir_sgid#08 (0.00s)
-    --- PASS: TestLayer/file_sticky#06 (0.00s)
+    --- PASS: TestLayer/file_sticky#06 (0.01s)
     --- PASS: TestLayer/file_sticky#07 (0.00s)
     --- PASS: TestLayer/file_sticky#08 (0.00s)
-    --- PASS: TestLayer/symlink_size#06 (0.00s)
+    --- PASS: TestLayer/symlink_size#06 (0.01s)
     --- PASS: TestLayer/symlink_size#07 (0.00s)
     --- PASS: TestLayer/symlink_size#08 (0.00s)
-    --- PASS: TestLayer/several_files_in_chunk#06 (0.01s)
+    --- PASS: TestLayer/several_files_in_chunk#06 (0.02s)
     --- PASS: TestLayer/several_files_in_chunk#07 (0.01s)
     --- PASS: TestLayer/several_files_in_chunk#08 (0.01s)
     --- PASS: TestLayer/several_files_in_chunk_chunked#06 (0.02s)
@@ -261321,259 +262448,259 @@
 === RUN   TestWaiter
 --- PASS: TestWaiter (1.00s)
 PASS
-ok  	github.com/containerd/stargz-snapshotter/fs/layer	2.159s
+ok  	github.com/containerd/stargz-snapshotter/fs/layer	2.795s
 ?   	github.com/containerd/stargz-snapshotter/fs/metrics/common	[no test files]
 ?   	github.com/containerd/stargz-snapshotter/fs/metrics/layer	[no test files]
 === RUN   TestReader
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_clean_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_clean_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
+=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_zstd-fastest
+=== RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
-=== RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
-=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
-=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
-=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
-=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
+=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
+=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
+=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
+=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
@@ -261583,57 +262710,57 @@
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_zstd-fastest
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_zstd-fastest
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
@@ -261643,36 +262770,36 @@
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed
-=== RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed
 === RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed
+=== RUN   TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_zstd-fastest
+=== RUN   TestReader/test_cache_verify_true_true_true_zstd-fastest
 === RUN   TestReader/test_cache_verify_true_true_true_gzip-bestspeed
 === RUN   TestReader/test_cache_verify_true_true_true_externaltoc-gzip-bestspeed
-=== RUN   TestReader/test_cache_verify_true_true_true_zstd-fastest
-=== RUN   TestReader/test_cache_verify_true_true_false_externaltoc-gzip-bestspeed
 === RUN   TestReader/test_cache_verify_true_true_false_zstd-fastest
 === RUN   TestReader/test_cache_verify_true_true_false_gzip-bestspeed
-=== RUN   TestReader/test_cache_verify_true_false_true_zstd-fastest
+=== RUN   TestReader/test_cache_verify_true_true_false_externaltoc-gzip-bestspeed
 === RUN   TestReader/test_cache_verify_true_false_true_gzip-bestspeed
 === RUN   TestReader/test_cache_verify_true_false_true_externaltoc-gzip-bestspeed
+=== RUN   TestReader/test_cache_verify_true_false_true_zstd-fastest
 === RUN   TestReader/test_cache_verify_true_false_false_zstd-fastest
 === RUN   TestReader/test_cache_verify_true_false_false_gzip-bestspeed
 === RUN   TestReader/test_cache_verify_true_false_false_externaltoc-gzip-bestspeed
-=== RUN   TestReader/test_cache_verify_false_true_true_externaltoc-gzip-bestspeed
 === RUN   TestReader/test_cache_verify_false_true_true_zstd-fastest
 === RUN   TestReader/test_cache_verify_false_true_true_gzip-bestspeed
+=== RUN   TestReader/test_cache_verify_false_true_true_externaltoc-gzip-bestspeed
+=== RUN   TestReader/test_cache_verify_false_true_false_zstd-fastest
 === RUN   TestReader/test_cache_verify_false_true_false_gzip-bestspeed
 === RUN   TestReader/test_cache_verify_false_true_false_externaltoc-gzip-bestspeed
-=== RUN   TestReader/test_cache_verify_false_true_false_zstd-fastest
+=== RUN   TestReader/test_cache_verify_false_false_true_externaltoc-gzip-bestspeed
 === RUN   TestReader/test_cache_verify_false_false_true_zstd-fastest
 === RUN   TestReader/test_cache_verify_false_false_true_gzip-bestspeed
-=== RUN   TestReader/test_cache_verify_false_false_true_externaltoc-gzip-bestspeed
+=== RUN   TestReader/test_cache_verify_false_false_false_zstd-fastest
 === RUN   TestReader/test_cache_verify_false_false_false_gzip-bestspeed
 === RUN   TestReader/test_cache_verify_false_false_false_externaltoc-gzip-bestspeed
-=== RUN   TestReader/test_cache_verify_false_false_false_zstd-fastest
 === RUN   TestReader/zstd-fastest
 === RUN   TestReader/gzip-bestspeed
 === RUN   TestReader/externaltoc-gzip-bestspeed
@@ -261757,461 +262884,367 @@
     testutil.go:736: reader calls for "foo/foo1": offsets: []
     testutil.go:736: reader calls for "foo/foo1": offsets: []
     testutil.go:736: reader calls for "foo/foo1": offsets: []
---- PASS: TestReader (1.54s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.01s)
+--- PASS: TestReader (2.55s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.02s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.02s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.02s)
     --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_last_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.02s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.02s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.02s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_single_chunk_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.02s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.02s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.02s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.02s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.02s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.02s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_2nd_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_clean_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_clean_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_zstd-fastest (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_gzip-bestspeed (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_sparse_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_file_with_sparse_cache_zstd-fastest (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_zstd-fastest (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_zstd-fastest (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_sparse_cache_zstd-fastest (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_sparse_cache_gzip-bestspeed (0.00s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_2_chunks_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_clean_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_zstd-fastest (0.01s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_edge_filled_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/test_cache_verify_true_true_true_gzip-bestspeed (0.01s)
-    --- PASS: TestReader/test_cache_verify_true_true_true_externaltoc-gzip-bestspeed (0.02s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_file_with_sparse_cache_zstd-fastest (0.01s)
     --- PASS: TestReader/test_cache_verify_true_true_true_zstd-fastest (0.02s)
-    --- PASS: TestReader/test_cache_verify_true_true_false_externaltoc-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/test_cache_verify_true_true_false_zstd-fastest (0.02s)
-    --- PASS: TestReader/test_cache_verify_true_true_false_gzip-bestspeed (0.01s)
-    --- PASS: TestReader/test_cache_verify_true_false_true_zstd-fastest (0.01s)
-    --- PASS: TestReader/test_cache_verify_true_false_true_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/test_cache_verify_true_false_true_externaltoc-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/test_cache_verify_true_false_false_zstd-fastest (0.01s)
-    --- PASS: TestReader/test_cache_verify_true_false_false_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/test_cache_verify_true_false_false_externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/test_cache_verify_false_true_true_externaltoc-gzip-bestspeed (0.02s)
+    --- PASS: TestReader/test_cache_verify_true_true_true_gzip-bestspeed (0.02s)
+    --- PASS: TestReader/test_cache_verify_true_true_true_externaltoc-gzip-bestspeed (0.03s)
+    --- PASS: TestReader/test_cache_verify_true_true_false_zstd-fastest (0.03s)
+    --- PASS: TestReader/test_cache_verify_true_true_false_gzip-bestspeed (0.02s)
+    --- PASS: TestReader/test_cache_verify_true_true_false_externaltoc-gzip-bestspeed (0.02s)
+    --- PASS: TestReader/test_cache_verify_true_false_true_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/test_cache_verify_true_false_true_externaltoc-gzip-bestspeed (0.02s)
+    --- PASS: TestReader/test_cache_verify_true_false_true_zstd-fastest (0.03s)
+    --- PASS: TestReader/test_cache_verify_true_false_false_zstd-fastest (0.02s)
+    --- PASS: TestReader/test_cache_verify_true_false_false_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/test_cache_verify_true_false_false_externaltoc-gzip-bestspeed (0.01s)
     --- PASS: TestReader/test_cache_verify_false_true_true_zstd-fastest (0.02s)
     --- PASS: TestReader/test_cache_verify_false_true_true_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/test_cache_verify_false_true_true_externaltoc-gzip-bestspeed (0.02s)
+    --- PASS: TestReader/test_cache_verify_false_true_false_zstd-fastest (0.03s)
     --- PASS: TestReader/test_cache_verify_false_true_false_gzip-bestspeed (0.01s)
     --- PASS: TestReader/test_cache_verify_false_true_false_externaltoc-gzip-bestspeed (0.02s)
-    --- PASS: TestReader/test_cache_verify_false_true_false_zstd-fastest (0.02s)
-    --- PASS: TestReader/test_cache_verify_false_false_true_zstd-fastest (0.01s)
-    --- PASS: TestReader/test_cache_verify_false_false_true_gzip-bestspeed (0.00s)
-    --- PASS: TestReader/test_cache_verify_false_false_true_externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/test_cache_verify_false_false_true_externaltoc-gzip-bestspeed (0.02s)
+    --- PASS: TestReader/test_cache_verify_false_false_true_zstd-fastest (0.04s)
+    --- PASS: TestReader/test_cache_verify_false_false_true_gzip-bestspeed (0.01s)
+    --- PASS: TestReader/test_cache_verify_false_false_false_zstd-fastest (0.03s)
     --- PASS: TestReader/test_cache_verify_false_false_false_gzip-bestspeed (0.01s)
     --- PASS: TestReader/test_cache_verify_false_false_false_externaltoc-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/test_cache_verify_false_false_false_zstd-fastest (0.01s)
-    --- PASS: TestReader/zstd-fastest (0.02s)
-    --- PASS: TestReader/gzip-bestspeed (0.02s)
+    --- PASS: TestReader/zstd-fastest (0.04s)
+    --- PASS: TestReader/gzip-bestspeed (0.04s)
     --- PASS: TestReader/externaltoc-gzip-bestspeed (0.04s)
     --- PASS: TestReader/several_files_in_chunk-zstd-fastest (0.02s)
     --- PASS: TestReader/several_files_in_chunk-gzip-bestspeed (0.01s)
     --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-fastest (0.01s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-fastest (0.02s)
     --- PASS: TestReader/several_files_in_chunk_chunked-gzip-bestspeed (0.01s)
     --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestspeed (0.01s)
 PASS
-ok  	github.com/containerd/stargz-snapshotter/fs/reader	1.549s
+ok  	github.com/containerd/stargz-snapshotter/fs/reader	2.564s
 === RUN   TestReadAt
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:2
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:2
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:2
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:2
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:0, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:3, size:2
 === RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:3, size:2
 === RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
@@ -262222,17 +263255,21 @@
     blob_test.go:208: reading offset:3, size:2
 === RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:3, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:3, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:3, size:2
 === RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:3, size:2
@@ -262244,19 +263281,21 @@
     blob_test.go:208: reading offset:3, size:2
 === RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:3, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:3, size:2
 === RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:3, size:2
@@ -262266,82 +263305,170 @@
     blob_test.go:208: reading offset:3, size:2
 === RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:3, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:3, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:3, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:3, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:3, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:0, size:2
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:0, size:2
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:0, size:2
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:0, size:2
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:0, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:1, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
@@ -262358,6 +263485,10 @@
     blob_test.go:208: reading offset:1, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:1, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:1, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:1, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:1, size:2
     blob_test.go:736: serving whole range "bytes=0-2" = 3
@@ -262370,10 +263501,6 @@
     blob_test.go:208: reading offset:1, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:1, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:1, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:1, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:1, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache
@@ -262386,6 +263513,8 @@
     blob_test.go:208: reading offset:1, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:1, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:1, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:1, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
@@ -262396,7 +263525,7 @@
     blob_test.go:208: reading offset:1, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:1, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:1, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:1, size:2
@@ -262408,8 +263537,6 @@
     blob_test.go:208: reading offset:1, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:1, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:1, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:1, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
@@ -262422,6 +263549,8 @@
     blob_test.go:208: reading offset:1, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:1, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:4, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:4, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache
@@ -262432,8 +263561,6 @@
     blob_test.go:208: reading offset:4, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:4, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:4, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:4, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
@@ -262446,20 +263573,6 @@
     blob_test.go:208: reading offset:4, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:4, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:4, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:4, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:4, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:4, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:4, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:4, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:4, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:4, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
@@ -262470,17 +263583,19 @@
     blob_test.go:208: reading offset:4, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:4, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:4, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:4, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:4, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:4, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:4, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:4, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:4, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:4, size:2
@@ -262494,17 +263609,35 @@
     blob_test.go:208: reading offset:4, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:4, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:4, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:4, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:4, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:4, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:4, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:4, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:10, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:10, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:10, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:10, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:10, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:10, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:10, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:10, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:10, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:10, size:2
@@ -262512,11 +263645,7 @@
     blob_test.go:208: reading offset:10, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:10, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:10, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:10, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:10, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:10, size:2
@@ -262528,12 +263657,6 @@
     blob_test.go:208: reading offset:10, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:10, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:10, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:10, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:10, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:10, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
@@ -262542,9 +263665,9 @@
     blob_test.go:208: reading offset:10, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:10, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:10, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:10, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:10, size:2
@@ -262554,6 +263677,12 @@
     blob_test.go:208: reading offset:10, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:10, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:10, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:10, size:2
+=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:10, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:10, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
@@ -262564,11 +263693,37 @@
     blob_test.go:208: reading offset:10, size:2
 === RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:10, size:2
-=== RUN   TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:10, size:2
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:0, size:7
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:0, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:0, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:0, size:7
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:0, size:7
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:0, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:0, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:0, size:7
@@ -262582,6 +263737,10 @@
     blob_test.go:208: reading offset:0, size:7
     blob_test.go:736: serving whole range "bytes=0-8" = 9
     blob_test.go:736: serving whole range "bytes=0-8" = 9
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:0, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:0, size:7
     blob_test.go:736: serving whole range "bytes=0-8" = 9
@@ -262596,22 +263755,6 @@
     blob_test.go:208: reading offset:0, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:0, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
@@ -262620,38 +263763,24 @@
     blob_test.go:208: reading offset:0, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:7
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:0, size:7
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:0, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:0, size:7
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:0, size:7
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
@@ -262662,10 +263791,6 @@
     blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:3, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:3, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
@@ -262676,6 +263801,8 @@
     blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:3, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache
@@ -262688,8 +263815,6 @@
     blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:3, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
@@ -262700,10 +263825,8 @@
     blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:3, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:3, size:7
-time="2025-10-30T11:35:34-12:00" level=info msg="Received status code: . Setting single range mode and retrying..."
-time="2025-10-30T11:35:34-12:00" level=info msg="Received status code: . Setting single range mode and retrying..."
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
@@ -262714,6 +263837,14 @@
     blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:3, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:3, size:7
+time="2025-10-31T13:40:52+14:00" level=info msg="Received status code: . Setting single range mode and retrying..."
+time="2025-10-31T13:40:52+14:00" level=info msg="Received status code: . Setting single range mode and retrying..."
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:3, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
@@ -262722,46 +263853,24 @@
     blob_test.go:208: reading offset:3, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:3, size:7
-time="2025-10-30T11:35:34-12:00" level=info msg="Received status code: . Setting single range mode and retrying..."
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:3, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:3, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
+time="2025-10-31T13:40:52+14:00" level=info msg="Received status code: . Setting single range mode and retrying..."
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:7
@@ -262769,11 +263878,9 @@
     blob_test.go:208: reading offset:9, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:9, size:7
@@ -262783,10 +263890,6 @@
     blob_test.go:208: reading offset:9, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:9, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:9, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
@@ -262799,38 +263902,48 @@
     blob_test.go:208: reading offset:9, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:9, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:1, size:7
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:1, size:7
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:9, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:9, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:9, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:9, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:9, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:9, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:9, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:9, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:9, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:9, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:9, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:9, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:736: serving whole range "bytes=0-8" = 9
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:736: serving whole range "bytes=0-8" = 9
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:1, size:7
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:1, size:7
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-    blob_test.go:736: serving whole range "bytes=0-2" = 3
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:1, size:7
+    blob_test.go:736: serving whole range "bytes=0-8" = 9
+    blob_test.go:736: serving whole range "bytes=0-8" = 9
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:1, size:7
     blob_test.go:736: serving whole range "bytes=0-8" = 9
@@ -262843,23 +263956,9 @@
     blob_test.go:208: reading offset:1, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:1, size:7
-    blob_test.go:736: serving whole range "bytes=0-8" = 9
-    blob_test.go:736: serving whole range "bytes=0-8" = 9
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:1, size:7
-    blob_test.go:736: serving whole range "bytes=0-8" = 9
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:1, size:7
-    blob_test.go:736: serving whole range "bytes=0-8" = 9
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:1, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:1, size:7
@@ -262869,22 +263968,54 @@
     blob_test.go:208: reading offset:1, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:1, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:1, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:1, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:1, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:1, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:1, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:1, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:1, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:1, size:7
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:1, size:7
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+    blob_test.go:736: serving whole range "bytes=0-2" = 3
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:1, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:1, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:1, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:1, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:4, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:4, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:4, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
@@ -262893,26 +264024,20 @@
     blob_test.go:208: reading offset:4, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:4, size:7
-time="2025-10-30T11:35:34-12:00" level=info msg="Received status code: . Setting single range mode and retrying..."
-time="2025-10-30T11:35:34-12:00" level=info msg="Received status code: . Setting single range mode and retrying..."
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:4, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:4, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:4, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:4, size:7
+time="2025-10-31T13:40:52+14:00" level=info msg="Received status code: . Setting single range mode and retrying..."
+time="2025-10-31T13:40:52+14:00" level=info msg="Received status code: . Setting single range mode and retrying..."
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:4, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:4, size:7
-time="2025-10-30T11:35:34-12:00" level=info msg="Received status code: . Setting single range mode and retrying..."
+time="2025-10-31T13:40:52+14:00" level=info msg="Received status code: . Setting single range mode and retrying..."
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:4, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:4, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:4, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:4, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:4, size:7
@@ -262924,7 +264049,7 @@
     blob_test.go:208: reading offset:4, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:4, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:4, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:4, size:7
@@ -262936,6 +264061,12 @@
     blob_test.go:208: reading offset:4, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:4, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:4, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:4, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:4, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:4, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache
@@ -262944,9 +264075,7 @@
     blob_test.go:208: reading offset:4, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:4, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:4, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:4, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:4, size:7
@@ -262958,9 +264087,29 @@
     blob_test.go:208: reading offset:4, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:4, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:4, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:10, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:10, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:10, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:10, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:10, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
+    blob_test.go:208: reading offset:10, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:10, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:10, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:10, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:10, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
+    blob_test.go:208: reading offset:10, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:10, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache
     blob_test.go:208: reading offset:10, size:7
@@ -262972,17 +264121,23 @@
     blob_test.go:208: reading offset:10, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:10, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:10, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
+    blob_test.go:208: reading offset:10, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+    blob_test.go:208: reading offset:10, size:7
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+    blob_test.go:208: reading offset:10, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:10, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:10, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
     blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
+=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:10, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:10, size:7
@@ -262992,10 +264147,6 @@
     blob_test.go:208: reading offset:10, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
     blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:10, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
     blob_test.go:208: reading offset:10, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
@@ -263008,463 +264159,439 @@
     blob_test.go:208: reading offset:10, size:7
 === RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
     blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache
-    blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache
-    blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache
-    blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache
-    blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:10, size:7
-=== RUN   TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache
-    blob_test.go:208: reading offset:10, size:7
---- PASS: TestReadAt (0.06s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+--- PASS: TestReadAt (0.05s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_single_chunk_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_top_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_1st_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_2nd_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_1_chunk_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
+    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
     --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_3_chunks_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_single_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_sparse_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_clean_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_multi_reg_with_edge_filled_cache (0.00s)
-    --- PASS: TestReadAt/reading_multi_chunks_at_middle_of_last_chunk_in_max_size_blob_multiple_get_prefetch_with_single_reg_with_edge_filled_cache (0.00s)
 === RUN   TestFailReadAt
     blob_test.go:736: serving whole range "bytes=0-9" = 10
     blob_test.go:736: serving whole range "bytes=0-9" = 10
@@ -263502,20 +264629,20 @@
 === RUN   TestCheck
 --- PASS: TestCheck (0.00s)
 === RUN   TestRetry
-2025/10/30 11:35:34 [DEBUG] GET test
-2025/10/30 11:35:34 [ERR] GET test request failed: Get "test": dummy error
-2025/10/30 11:35:34 [DEBUG] GET test: retrying in 1.753729816s (4 left)
-2025/10/30 11:35:36 [DEBUG] GET test (status: 429): retrying in 2.839837946s (3 left)
-2025/10/30 11:35:39 [DEBUG] GET test (status: 503): retrying in 7.96219575s (2 left)
---- PASS: TestRetry (12.61s)
+2025/10/31 13:40:53 [DEBUG] GET test
+2025/10/31 13:40:53 [ERR] GET test request failed: Get "test": dummy error
+2025/10/31 13:40:53 [DEBUG] GET test: retrying in 1.535278407s (4 left)
+2025/10/31 13:40:54 [DEBUG] GET test (status: 429): retrying in 2.00839588s (3 left)
+2025/10/31 13:40:56 [DEBUG] GET test (status: 503): retrying in 7.209177849s (2 left)
+--- PASS: TestRetry (10.80s)
 === RUN   TestRegionSet
 --- PASS: TestRegionSet (0.00s)
 PASS
-ok  	github.com/containerd/stargz-snapshotter/fs/remote	12.900s
+ok  	github.com/containerd/stargz-snapshotter/fs/remote	11.071s
 ?   	github.com/containerd/stargz-snapshotter/fs/source	[no test files]
 ?   	github.com/containerd/stargz-snapshotter/metadata	[no test files]
 === RUN   TestReader
-=== RUN   TestReader/empty-gzip-huffmanonly
+=== RUN   TestReader/empty-gzip-bestspeed
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263524,7 +264651,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-externaltoc-gzip-defaultcompression
+=== RUN   TestReader/empty-gzip-bestcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263533,7 +264660,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-externaltoc-gzip-huffmanonly
+=== RUN   TestReader/empty-gzip-huffmanonly
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263542,7 +264669,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-zstd-fastest
+=== RUN   TestReader/empty-externaltoc-gzip-huffmanonly
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263560,7 +264687,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-no-compression
+=== RUN   TestReader/empty-zstd-bettercompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263569,7 +264696,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-bestspeed
+=== RUN   TestReader/empty-gzip-defaultcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263596,7 +264723,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-zstd-bettercompression
+=== RUN   TestReader/empty-externaltoc-gzip-defaultcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263605,7 +264732,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-bestcompression
+=== RUN   TestReader/empty-zstd-fastest
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263614,7 +264741,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-defaultcompression
+=== RUN   TestReader/empty-gzip-no-compression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263623,7 +264750,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-no-compression#01
+=== RUN   TestReader/empty-zstd-default#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263632,7 +264759,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-bestspeed#01
+=== RUN   TestReader/empty-zstd-bettercompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263641,7 +264768,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-externaltoc-gzip-bestspeed#01
+=== RUN   TestReader/empty-gzip-defaultcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263650,7 +264777,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-externaltoc-gzip-bestcompression#01
+=== RUN   TestReader/empty-externaltoc-gzip-bestspeed#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263659,7 +264786,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-zstd-bettercompression#01
+=== RUN   TestReader/empty-externaltoc-gzip-bestcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263668,7 +264795,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-bestcompression#01
+=== RUN   TestReader/empty-externaltoc-gzip-defaultcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263677,7 +264804,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-defaultcompression#01
+=== RUN   TestReader/empty-zstd-fastest#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263686,7 +264813,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-huffmanonly#01
+=== RUN   TestReader/empty-gzip-no-compression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263695,7 +264822,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-externaltoc-gzip-defaultcompression#01
+=== RUN   TestReader/empty-gzip-bestspeed#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263704,7 +264831,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-externaltoc-gzip-huffmanonly#01
+=== RUN   TestReader/empty-gzip-bestcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263713,7 +264840,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-zstd-fastest#01
+=== RUN   TestReader/empty-gzip-huffmanonly#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263722,7 +264849,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-zstd-default#01
+=== RUN   TestReader/empty-externaltoc-gzip-huffmanonly#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263731,7 +264858,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-externaltoc-gzip-bestcompression#02
+=== RUN   TestReader/empty-externaltoc-gzip-bestspeed#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263740,7 +264867,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-zstd-bettercompression#02
+=== RUN   TestReader/empty-externaltoc-gzip-bestcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263749,7 +264876,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-bestcompression#02
+=== RUN   TestReader/empty-externaltoc-gzip-defaultcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263758,7 +264885,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-defaultcompression#02
+=== RUN   TestReader/empty-zstd-fastest#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263767,7 +264894,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-huffmanonly#02
+=== RUN   TestReader/empty-gzip-no-compression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263776,7 +264903,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-externaltoc-gzip-defaultcompression#02
+=== RUN   TestReader/empty-gzip-bestspeed#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263785,7 +264912,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-externaltoc-gzip-huffmanonly#02
+=== RUN   TestReader/empty-gzip-bestcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263794,7 +264921,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-zstd-fastest#02
+=== RUN   TestReader/empty-gzip-huffmanonly#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263803,7 +264930,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-zstd-default#02
+=== RUN   TestReader/empty-externaltoc-gzip-huffmanonly#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263812,7 +264939,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-no-compression#02
+=== RUN   TestReader/empty-zstd-default#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263821,7 +264948,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-bestspeed#02
+=== RUN   TestReader/empty-zstd-bettercompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263830,7 +264957,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-externaltoc-gzip-bestspeed#02
+=== RUN   TestReader/empty-gzip-defaultcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263839,7 +264966,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-no-compression#03
+=== RUN   TestReader/empty-zstd-default#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263848,7 +264975,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-bestspeed#03
+=== RUN   TestReader/empty-zstd-bettercompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263857,7 +264984,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-externaltoc-gzip-bestspeed#03
+=== RUN   TestReader/empty-gzip-defaultcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263866,7 +264993,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-externaltoc-gzip-bestcompression#03
+=== RUN   TestReader/empty-externaltoc-gzip-bestspeed#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263875,7 +265002,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-zstd-bettercompression#03
+=== RUN   TestReader/empty-externaltoc-gzip-bestcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263884,7 +265011,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-bestcompression#03
+=== RUN   TestReader/empty-externaltoc-gzip-defaultcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263893,7 +265020,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-defaultcompression#03
+=== RUN   TestReader/empty-zstd-fastest#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263902,7 +265029,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-gzip-huffmanonly#03
+=== RUN   TestReader/empty-gzip-no-compression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263911,7 +265038,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-externaltoc-gzip-defaultcompression#03
+=== RUN   TestReader/empty-gzip-bestspeed#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263920,7 +265047,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-externaltoc-gzip-huffmanonly#03
+=== RUN   TestReader/empty-gzip-bestcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263929,7 +265056,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-zstd-fastest#03
+=== RUN   TestReader/empty-gzip-huffmanonly#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263938,7 +265065,7 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/empty-zstd-default#03
+=== RUN   TestReader/empty-externaltoc-gzip-huffmanonly#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -263947,72 +265074,34 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-zstd-default
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [7] "foo" : urw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [7] "foo" : urw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-no-compression
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : urw-r--r--
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [4] "foo" : urw-r--r--
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-bestspeed
+=== RUN   TestReader/files-gzip-defaultcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [5] "foo" : urw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : urw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "y.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [5] "foo" : urw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : urw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
 === RUN   TestReader/files-externaltoc-gzip-bestspeed
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -264026,25 +265115,6 @@
 === RUN   TestReader/files-externaltoc-gzip-bestcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-zstd-bettercompression
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
@@ -264061,45 +265131,26 @@
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-bestcompression
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-defaultcompression
+=== RUN   TestReader/files-externaltoc-gzip-defaultcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [4] "foo" : urw-r--r--
     testutil.go:440:  +- [5] "bar" : drwxr-xr-x
     testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : urw-r--r--
     testutil.go:440:  +- [5] "bar" : drwxr-xr-x
     testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : urw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-huffmanonly
+=== RUN   TestReader/files-zstd-fastest
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -264118,64 +265169,64 @@
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-externaltoc-gzip-defaultcompression
+=== RUN   TestReader/files-gzip-no-compression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-externaltoc-gzip-huffmanonly
+=== RUN   TestReader/files-gzip-bestspeed
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : urw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : urw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-zstd-fastest
+=== RUN   TestReader/files-gzip-bestcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [7] "foo" : urw-r--r--
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [7] "foo" : urw-r--r--
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [7] "foo" : urw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-externaltoc-gzip-huffmanonly#01
+=== RUN   TestReader/files-gzip-huffmanonly
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -264187,33 +265238,52 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-zstd-fastest#01
+=== RUN   TestReader/files-externaltoc-gzip-huffmanonly
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : urw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : urw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-zstd-default#01
+=== RUN   TestReader/files-zstd-default
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : urw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "y.txt" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [6] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : urw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "xxx.txt" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/files-zstd-bettercompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -264225,22 +265295,22 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-no-compression#01
+=== RUN   TestReader/files-zstd-default#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -264251,72 +265321,72 @@
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-bestspeed#01
+=== RUN   TestReader/files-zstd-bettercompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-externaltoc-gzip-bestspeed#01
+=== RUN   TestReader/files-gzip-defaultcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [7] "foo" : urw-r--r--
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [7] "foo" : urw-r--r--
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-externaltoc-gzip-bestcompression#01
+=== RUN   TestReader/files-externaltoc-gzip-bestspeed#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : urw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : urw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : urw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : urw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-zstd-bettercompression#01
+=== RUN   TestReader/files-externaltoc-gzip-bestcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -264327,7 +265397,7 @@
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-bestcompression#01
+=== RUN   TestReader/files-externaltoc-gzip-defaultcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -264339,14 +265409,14 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-defaultcompression#01
+=== RUN   TestReader/files-zstd-fastest#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] "foo" : urw-r--r--
@@ -264365,26 +265435,45 @@
     testutil.go:440:  +- [5] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-huffmanonly#01
+=== RUN   TestReader/files-gzip-no-compression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : urw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-externaltoc-gzip-defaultcompression#01
+=== RUN   TestReader/files-gzip-bestspeed#01
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : urw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : urw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/files-gzip-bestcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -264396,14 +265485,52 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-defaultcompression#02
+=== RUN   TestReader/files-gzip-huffmanonly#01
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : urw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : urw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/files-externaltoc-gzip-huffmanonly#01
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [5] "foo" : urw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : urw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/files-externaltoc-gzip-bestspeed#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
@@ -264422,26 +265549,7 @@
     testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-huffmanonly#02
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] "foo" : urw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [7] "foo" : urw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-externaltoc-gzip-defaultcompression#02
+=== RUN   TestReader/files-externaltoc-gzip-bestcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -264453,14 +265561,33 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-externaltoc-gzip-huffmanonly#02
+=== RUN   TestReader/files-externaltoc-gzip-defaultcompression#02
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : urw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : urw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/files-zstd-fastest#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -264479,64 +265606,83 @@
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-zstd-fastest#02
+=== RUN   TestReader/files-gzip-no-compression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [7] "foo" : urw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : urw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [7] "foo" : urw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : urw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-zstd-default#02
+=== RUN   TestReader/files-gzip-bestspeed#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-no-compression#02
+=== RUN   TestReader/files-gzip-bestcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [5] "foo" : urw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : urw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [5] "foo" : urw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : urw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-bestspeed#02
+=== RUN   TestReader/files-gzip-huffmanonly#02
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [6] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : urw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "xxx.txt" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : urw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "y.txt" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/files-externaltoc-gzip-huffmanonly#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
@@ -264555,64 +265701,45 @@
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-externaltoc-gzip-bestspeed#02
+=== RUN   TestReader/files-zstd-default#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [5] "foo" : urw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : urw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [5] "foo" : urw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : urw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "xxx.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-externaltoc-gzip-bestcompression#02
+=== RUN   TestReader/files-zstd-bettercompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-zstd-bettercompression#02
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-bestcompression#02
+=== RUN   TestReader/files-gzip-defaultcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -264624,166 +265751,166 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
 === RUN   TestReader/files-zstd-bettercompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [7] "foo" : urw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [7] "foo" : urw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-bestcompression#03
+=== RUN   TestReader/files-gzip-defaultcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : urw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo" : urw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-defaultcompression#03
+=== RUN   TestReader/files-externaltoc-gzip-bestspeed#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [5] "foo" : urw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [7] "foo" : urw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [5] "foo" : urw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "foo" : urw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-huffmanonly#03
+=== RUN   TestReader/files-externaltoc-gzip-bestcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
 === RUN   TestReader/files-externaltoc-gzip-defaultcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [7] "foo" : urw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : urw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "y.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [7] "foo" : urw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : urw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-externaltoc-gzip-huffmanonly#03
+=== RUN   TestReader/files-zstd-fastest#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-zstd-fastest#03
+=== RUN   TestReader/files-gzip-no-compression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [4] "foo" : urw-r--r--
     testutil.go:440:  +- [5] "bar" : drwxr-xr-x
     testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [4] "foo" : urw-r--r--
     testutil.go:440:  +- [5] "bar" : drwxr-xr-x
     testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-zstd-default#03
+=== RUN   TestReader/files-gzip-bestspeed#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-no-compression#03
+=== RUN   TestReader/files-gzip-bestcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -264795,33 +265922,14 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-gzip-bestspeed#03
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [5] "foo" : urw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [5] "foo" : urw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "xxx.txt" : -rw-r--r--
-    testutil.go:440:  +- [3] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-externaltoc-gzip-bestspeed#03
+=== RUN   TestReader/files-gzip-huffmanonly#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
@@ -264833,56 +265941,50 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [4] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [5] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [7] "foo" : urw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "baz.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/files-externaltoc-gzip-bestcompression#03
+=== RUN   TestReader/files-externaltoc-gzip-huffmanonly#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : urw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "xxx.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "y.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-externaltoc-gzip-bestcompression
+=== RUN   TestReader/files-zstd-default#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : urw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : urw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [7] "xxx.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "y.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
 === RUN   TestReader/dirs-zstd-bettercompression
     testutil.go:318: vvvvv Node tree vvvvv
@@ -264901,18 +266003,17 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [7] "yyy" : -rw-r--r--
+    testutil.go:440:   +- [8] "a" : drwxr-xr-x
+    testutil.go:440:    +- [9] "1" : drwxr-xr-x
+    testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-gzip-bestcompression
+=== RUN   TestReader/dirs-gzip-defaultcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
@@ -264921,6 +266022,7 @@
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -264934,22 +266036,9 @@
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-gzip-defaultcompression
+=== RUN   TestReader/dirs-externaltoc-gzip-bestspeed
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
@@ -264958,41 +266047,29 @@
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-gzip-huffmanonly
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-externaltoc-gzip-defaultcompression
+=== RUN   TestReader/dirs-externaltoc-gzip-bestcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [7] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
@@ -265002,29 +266079,28 @@
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-externaltoc-gzip-huffmanonly
+=== RUN   TestReader/dirs-externaltoc-gzip-defaultcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
@@ -265033,41 +266109,17 @@
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-zstd-fastest
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [7] "xxxx" : -rw-r--r--
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [7] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-zstd-default
+=== RUN   TestReader/dirs-zstd-fastest
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [6] "yyy" : -rw-r--r--
     testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [6] "yyy" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
@@ -265089,42 +266141,41 @@
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
+    testutil.go:440:   +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [10] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [8] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [9] "xxxx" : -rw-r--r--
+    testutil.go:440:   +- [4] "a" : drwxr-xr-x
+    testutil.go:440:    +- [5] "1" : drwxr-xr-x
+    testutil.go:440:     +- [6] "2" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
+    testutil.go:440:   +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [8] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [9] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [10] "yyy" : -rw-r--r--
+    testutil.go:440:   +- [4] "a" : drwxr-xr-x
+    testutil.go:440:    +- [5] "1" : drwxr-xr-x
+    testutil.go:440:     +- [6] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
 === RUN   TestReader/dirs-gzip-bestspeed
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [8] "a" : drwxr-xr-x
+    testutil.go:440:    +- [9] "1" : drwxr-xr-x
+    testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
@@ -265133,41 +266184,17 @@
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-externaltoc-gzip-bestspeed
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [7] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [7] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-zstd-fastest#01
+=== RUN   TestReader/dirs-gzip-bestcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
@@ -265176,40 +266203,15 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-zstd-default#01
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [6] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [6] "yyy" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-gzip-no-compression#01
+=== RUN   TestReader/dirs-gzip-huffmanonly
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -265227,39 +266229,39 @@
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [6] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-gzip-bestspeed#01
+=== RUN   TestReader/dirs-externaltoc-gzip-huffmanonly
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [7] "yyy" : -rw-r--r--
+    testutil.go:440:   +- [8] "a" : drwxr-xr-x
+    testutil.go:440:    +- [9] "1" : drwxr-xr-x
+    testutil.go:440:     +- [10] "2" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-externaltoc-gzip-bestspeed#01
+=== RUN   TestReader/dirs-zstd-default
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -265274,92 +266276,17 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-externaltoc-gzip-bestcompression#01
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [7] "xxxx" : -rw-r--r--
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [7] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-zstd-bettercompression#01
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : dtrw-------
-    testutil.go:440:   +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [4] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [7] "a" : drwxr-xr-x
-    testutil.go:440:    +- [8] "1" : drwxr-xr-x
-    testutil.go:440:     +- [9] "2" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : dtrw-------
-    testutil.go:440:   +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [4] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [7] "a" : drwxr-xr-x
-    testutil.go:440:    +- [8] "1" : drwxr-xr-x
-    testutil.go:440:     +- [9] "2" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-gzip-bestcompression#01
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : dtrw-------
-    testutil.go:440:   +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [4] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [6] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [7] "a" : drwxr-xr-x
-    testutil.go:440:    +- [8] "1" : drwxr-xr-x
-    testutil.go:440:     +- [9] "2" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : dtrw-------
-    testutil.go:440:   +- [7] "a" : drwxr-xr-x
-    testutil.go:440:    +- [8] "1" : drwxr-xr-x
-    testutil.go:440:     +- [9] "2" : -rw-r--r--
-    testutil.go:440:   +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [4] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [6] "yyy" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-gzip-defaultcompression#01
+=== RUN   TestReader/dirs-gzip-no-compression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
@@ -265384,59 +266311,60 @@
     testutil.go:440:    +- [8] "1" : drwxr-xr-x
     testutil.go:440:     +- [9] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-gzip-huffmanonly#01
+=== RUN   TestReader/dirs-gzip-bestspeed#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "foo" : dtrw-------
-    testutil.go:440:   +- [3] "a" : drwxr-xr-x
-    testutil.go:440:    +- [4] "1" : drwxr-xr-x
-    testutil.go:440:     +- [5] "2" : -rw-r--r--
     testutil.go:440:   +- [6] "bar" : drwxr-xr-x
     testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [8] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [9] "yyy" : -rw-r--r--
-    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
+    testutil.go:440:   +- [3] "a" : drwxr-xr-x
+    testutil.go:440:    +- [4] "1" : drwxr-xr-x
+    testutil.go:440:     +- [5] "2" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "foo" : dtrw-------
-    testutil.go:440:   +- [3] "a" : drwxr-xr-x
-    testutil.go:440:    +- [4] "1" : drwxr-xr-x
-    testutil.go:440:     +- [5] "2" : -rw-r--r--
     testutil.go:440:   +- [6] "bar" : drwxr-xr-x
     testutil.go:440:    +- [8] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [9] "yyy" : -rw-r--r--
     testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [3] "a" : drwxr-xr-x
+    testutil.go:440:    +- [4] "1" : drwxr-xr-x
+    testutil.go:440:     +- [5] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-externaltoc-gzip-defaultcompression#01
+=== RUN   TestReader/dirs-gzip-bestcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] "foo" : dtrw-------
-    testutil.go:440:   +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [4] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [6] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [7] "a" : drwxr-xr-x
-    testutil.go:440:    +- [8] "1" : drwxr-xr-x
-    testutil.go:440:     +- [9] "2" : -rw-r--r--
-    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [7] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
+    testutil.go:440:   +- [8] "a" : drwxr-xr-x
+    testutil.go:440:    +- [9] "1" : drwxr-xr-x
+    testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] "foo" : dtrw-------
-    testutil.go:440:   +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [6] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [4] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
-    testutil.go:440:   +- [7] "a" : drwxr-xr-x
-    testutil.go:440:    +- [8] "1" : drwxr-xr-x
-    testutil.go:440:     +- [9] "2" : -rw-r--r--
-    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [7] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
+    testutil.go:440:   +- [8] "a" : drwxr-xr-x
+    testutil.go:440:    +- [9] "1" : drwxr-xr-x
+    testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-externaltoc-gzip-huffmanonly#01
+=== RUN   TestReader/dirs-gzip-huffmanonly#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
@@ -265445,10 +266373,10 @@
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
@@ -265457,42 +266385,41 @@
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-zstd-bettercompression#02
+=== RUN   TestReader/dirs-externaltoc-gzip-huffmanonly#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [7] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [7] "xxxx" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-gzip-bestcompression#02
+=== RUN   TestReader/dirs-zstd-default#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [7] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
@@ -265501,15 +266428,15 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [7] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-gzip-defaultcompression#02
+=== RUN   TestReader/dirs-zstd-bettercompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -265534,7 +266461,7 @@
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-gzip-huffmanonly#02
+=== RUN   TestReader/dirs-gzip-defaultcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [3] "foo" : dtrw-------
@@ -265549,42 +266476,42 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-externaltoc-gzip-defaultcompression#02
+=== RUN   TestReader/dirs-externaltoc-gzip-bestspeed#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [6] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [6] "yyy" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-externaltoc-gzip-huffmanonly#02
+=== RUN   TestReader/dirs-externaltoc-gzip-bestcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -265609,18 +266536,18 @@
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-zstd-fastest#02
+=== RUN   TestReader/dirs-externaltoc-gzip-defaultcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [6] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -265634,15 +266561,15 @@
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-zstd-default#02
+=== RUN   TestReader/dirs-zstd-fastest#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
@@ -265659,7 +266586,32 @@
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-gzip-no-compression#02
+=== RUN   TestReader/dirs-zstd-default#02
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [4] "a" : drwxr-xr-x
+    testutil.go:440:    +- [5] "1" : drwxr-xr-x
+    testutil.go:440:     +- [6] "2" : -rw-r--r--
+    testutil.go:440:   +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [8] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [9] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [10] "yyy" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [8] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [9] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [10] "yyy" : -rw-r--r--
+    testutil.go:440:   +- [4] "a" : drwxr-xr-x
+    testutil.go:440:    +- [5] "1" : drwxr-xr-x
+    testutil.go:440:     +- [6] "2" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/dirs-zstd-bettercompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -265677,25 +266629,50 @@
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-gzip-bestspeed#02
+=== RUN   TestReader/dirs-gzip-defaultcompression#02
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [8] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [9] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [10] "yyy" : -rw-r--r--
+    testutil.go:440:   +- [4] "a" : drwxr-xr-x
+    testutil.go:440:    +- [5] "1" : drwxr-xr-x
+    testutil.go:440:     +- [6] "2" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [8] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [9] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [10] "yyy" : -rw-r--r--
+    testutil.go:440:   +- [4] "a" : drwxr-xr-x
+    testutil.go:440:    +- [5] "1" : drwxr-xr-x
+    testutil.go:440:     +- [6] "2" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/dirs-externaltoc-gzip-bestspeed#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "foo" : dtrw-------
-    testutil.go:440:   +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [6] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [4] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [7] "a" : drwxr-xr-x
     testutil.go:440:    +- [8] "1" : drwxr-xr-x
     testutil.go:440:     +- [9] "2" : -rw-r--r--
+    testutil.go:440:   +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [6] "yyy" : -rw-r--r--
+    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -265709,43 +266686,43 @@
     testutil.go:440:    +- [8] "1" : drwxr-xr-x
     testutil.go:440:     +- [9] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-externaltoc-gzip-bestspeed#02
+=== RUN   TestReader/dirs-externaltoc-gzip-bestcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [10] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [8] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [9] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [4] "a" : drwxr-xr-x
-    testutil.go:440:    +- [5] "1" : drwxr-xr-x
-    testutil.go:440:     +- [6] "2" : -rw-r--r--
+    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
+    testutil.go:440:   +- [8] "a" : drwxr-xr-x
+    testutil.go:440:    +- [9] "1" : drwxr-xr-x
+    testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [10] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [8] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [9] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [4] "a" : drwxr-xr-x
-    testutil.go:440:    +- [5] "1" : drwxr-xr-x
-    testutil.go:440:     +- [6] "2" : -rw-r--r--
+    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [8] "a" : drwxr-xr-x
+    testutil.go:440:    +- [9] "1" : drwxr-xr-x
+    testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-externaltoc-gzip-bestcompression#02
+=== RUN   TestReader/dirs-externaltoc-gzip-defaultcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -265759,7 +266736,57 @@
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-gzip-bestcompression#03
+=== RUN   TestReader/dirs-zstd-fastest#02
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : dtrw-------
+    testutil.go:440:   +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [8] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [9] "yyy" : -rw-r--r--
+    testutil.go:440:   +- [3] "a" : drwxr-xr-x
+    testutil.go:440:    +- [4] "1" : drwxr-xr-x
+    testutil.go:440:     +- [5] "2" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : dtrw-------
+    testutil.go:440:   +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [8] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [9] "yyy" : -rw-r--r--
+    testutil.go:440:   +- [3] "a" : drwxr-xr-x
+    testutil.go:440:    +- [4] "1" : drwxr-xr-x
+    testutil.go:440:     +- [5] "2" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/dirs-gzip-no-compression#02
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [9] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [10] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [8] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [4] "a" : drwxr-xr-x
+    testutil.go:440:    +- [5] "1" : drwxr-xr-x
+    testutil.go:440:     +- [6] "2" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [10] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [8] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [9] "xxxx" : -rw-r--r--
+    testutil.go:440:   +- [4] "a" : drwxr-xr-x
+    testutil.go:440:    +- [5] "1" : drwxr-xr-x
+    testutil.go:440:     +- [6] "2" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/dirs-gzip-bestspeed#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -265784,15 +266811,65 @@
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-gzip-defaultcompression#03
+=== RUN   TestReader/dirs-gzip-bestcompression#02
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [10] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [8] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [9] "xxxx" : -rw-r--r--
+    testutil.go:440:   +- [4] "a" : drwxr-xr-x
+    testutil.go:440:    +- [5] "1" : drwxr-xr-x
+    testutil.go:440:     +- [6] "2" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [8] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [9] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [10] "yyy" : -rw-r--r--
+    testutil.go:440:   +- [4] "a" : drwxr-xr-x
+    testutil.go:440:    +- [5] "1" : drwxr-xr-x
+    testutil.go:440:     +- [6] "2" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/dirs-gzip-huffmanonly#02
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : dtrw-------
+    testutil.go:440:   +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [8] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [9] "yyy" : -rw-r--r--
+    testutil.go:440:   +- [3] "a" : drwxr-xr-x
+    testutil.go:440:    +- [4] "1" : drwxr-xr-x
+    testutil.go:440:     +- [5] "2" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : dtrw-------
+    testutil.go:440:   +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [8] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [9] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [3] "a" : drwxr-xr-x
+    testutil.go:440:    +- [4] "1" : drwxr-xr-x
+    testutil.go:440:     +- [5] "2" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/dirs-externaltoc-gzip-huffmanonly#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [7] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
@@ -265809,15 +266886,15 @@
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-gzip-huffmanonly#03
+=== RUN   TestReader/dirs-gzip-defaultcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
@@ -265827,22 +266904,22 @@
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-externaltoc-gzip-defaultcompression#03
+=== RUN   TestReader/dirs-externaltoc-gzip-bestspeed#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [6] "yyy" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
@@ -265851,15 +266928,15 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
-    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
+    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [6] "yyy" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-externaltoc-gzip-huffmanonly#03
+=== RUN   TestReader/dirs-externaltoc-gzip-bestcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -265884,7 +266961,7 @@
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-zstd-fastest#03
+=== RUN   TestReader/dirs-externaltoc-gzip-defaultcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -265901,23 +266978,23 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [8] "a" : drwxr-xr-x
+    testutil.go:440:    +- [9] "1" : drwxr-xr-x
+    testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [8] "a" : drwxr-xr-x
-    testutil.go:440:    +- [9] "1" : drwxr-xr-x
-    testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-zstd-default#03
+=== RUN   TestReader/dirs-zstd-fastest#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "foo" : dtrw-------
     testutil.go:440:   +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [4] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [6] "yyy" : -rw-r--r--
     testutil.go:440:   +- [7] "a" : drwxr-xr-x
     testutil.go:440:    +- [8] "1" : drwxr-xr-x
     testutil.go:440:     +- [9] "2" : -rw-r--r--
@@ -265926,38 +267003,38 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "foo" : dtrw-------
+    testutil.go:440:   +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [5] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [6] "yyy" : -rw-r--r--
     testutil.go:440:   +- [7] "a" : drwxr-xr-x
     testutil.go:440:    +- [8] "1" : drwxr-xr-x
     testutil.go:440:     +- [9] "2" : -rw-r--r--
-    testutil.go:440:   +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [4] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
 === RUN   TestReader/dirs-gzip-no-compression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [7] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:    +- [7] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [5] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
 === RUN   TestReader/dirs-gzip-bestspeed#03
     testutil.go:318: vvvvv Node tree vvvvv
@@ -265984,40 +267061,40 @@
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-externaltoc-gzip-bestspeed#03
+=== RUN   TestReader/dirs-gzip-bestcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : dtrw-------
-    testutil.go:440:   +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [4] "yyy" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
-    testutil.go:440:   +- [7] "a" : drwxr-xr-x
-    testutil.go:440:    +- [8] "1" : drwxr-xr-x
-    testutil.go:440:     +- [9] "2" : -rw-r--r--
+    testutil.go:440:   +- [8] "a" : drwxr-xr-x
+    testutil.go:440:    +- [9] "1" : drwxr-xr-x
+    testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : dtrw-------
-    testutil.go:440:   +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
-    testutil.go:440:    +- [4] "yyy" : -rw-r--r--
-    testutil.go:440:   +- [7] "a" : drwxr-xr-x
-    testutil.go:440:    +- [8] "1" : drwxr-xr-x
-    testutil.go:440:     +- [9] "2" : -rw-r--r--
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [8] "a" : drwxr-xr-x
+    testutil.go:440:    +- [9] "1" : drwxr-xr-x
+    testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-externaltoc-gzip-bestcompression#03
+=== RUN   TestReader/dirs-gzip-huffmanonly#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [7] "yyy" : -rw-r--r--
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
@@ -266034,7 +267111,7 @@
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/dirs-zstd-bettercompression#03
+=== RUN   TestReader/dirs-externaltoc-gzip-huffmanonly#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -266051,67 +267128,194 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [8] "a" : drwxr-xr-x
+    testutil.go:440:    +- [9] "1" : drwxr-xr-x
+    testutil.go:440:     +- [10] "2" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/dirs-zstd-default#03
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : dtrw-------
+    testutil.go:440:   +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [7] "yyy" : -rw-r--r--
     testutil.go:440:   +- [8] "a" : drwxr-xr-x
     testutil.go:440:    +- [9] "1" : drwxr-xr-x
     testutil.go:440:     +- [10] "2" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : dtrw-------
     testutil.go:440:   +- [4] "bar" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
     testutil.go:440:    +- [7] "yyy" : -rw-r--r--
+    testutil.go:440:   +- [8] "a" : drwxr-xr-x
+    testutil.go:440:    +- [9] "1" : drwxr-xr-x
+    testutil.go:440:     +- [10] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-externaltoc-gzip-huffmanonly
+=== RUN   TestReader/dirs-zstd-bettercompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : -rw-r--r--
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [4] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [6] "1" : drwxr-xr-x
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : dtrw-------
+    testutil.go:440:   +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
+    testutil.go:440:    +- [4] "yyy" : -rw-r--r--
+    testutil.go:440:   +- [7] "a" : drwxr-xr-x
+    testutil.go:440:    +- [8] "1" : drwxr-xr-x
+    testutil.go:440:     +- [9] "2" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [4] "foo" : -rw-r--r--
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [4] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [6] "1" : drwxr-xr-x
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [2] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [10] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : dtrw-------
+    testutil.go:440:   +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:    +- [4] "yyy" : -rw-r--r--
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:    +- [6] "xxxx" : -rw-r--r--
+    testutil.go:440:   +- [7] "a" : drwxr-xr-x
+    testutil.go:440:    +- [8] "1" : drwxr-xr-x
+    testutil.go:440:     +- [9] "2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-zstd-fastest
+=== RUN   TestReader/hardlinks-zstd-bettercompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [4] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [6] "1" : drwxr-xr-x
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [2] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : -rw-r--r--
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [4] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [6] "1" : drwxr-xr-x
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [2] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/hardlinks-gzip-defaultcompression
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/hardlinks-externaltoc-gzip-bestspeed
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "1" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
+    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "1" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/hardlinks-externaltoc-gzip-bestcompression
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [4] "1" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] "foo" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [4] "1" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/hardlinks-externaltoc-gzip-defaultcompression
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-zstd-default
+=== RUN   TestReader/hardlinks-zstd-fastest
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
@@ -266119,11 +267323,10 @@
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
@@ -266132,7 +267335,6 @@
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
 === RUN   TestReader/hardlinks-gzip-no-compression
     testutil.go:318: vvvvv Node tree vvvvv
@@ -266140,28 +267342,29 @@
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
 === RUN   TestReader/hardlinks-gzip-bestspeed
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
@@ -266170,10 +267373,10 @@
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
@@ -266182,111 +267385,111 @@
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-externaltoc-gzip-bestspeed
+=== RUN   TestReader/hardlinks-gzip-bestcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : -rw-r--r--
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-externaltoc-gzip-bestcompression
+=== RUN   TestReader/hardlinks-gzip-huffmanonly
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [5] "foo" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [7] "1" : drwxr-xr-x
-    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [5] "foo" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [7] "1" : drwxr-xr-x
-    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-zstd-bettercompression
+=== RUN   TestReader/hardlinks-externaltoc-gzip-huffmanonly
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "1" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-bestcompression
+=== RUN   TestReader/hardlinks-zstd-default
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-defaultcompression
+=== RUN   TestReader/hardlinks-gzip-bestspeed#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
@@ -266295,55 +267498,54 @@
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-huffmanonly
+=== RUN   TestReader/hardlinks-gzip-bestcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [4] "1" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [5] "barlink" : -rw-r--r--
     testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
     testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] "foo" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [5] "barlink" : -rw-r--r--
     testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
     testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [4] "1" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-externaltoc-gzip-defaultcompression
+=== RUN   TestReader/hardlinks-gzip-huffmanonly#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [4] "1" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:  +- [5] "barlink" : -rw-r--r--
     testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
@@ -266359,7 +267561,32 @@
     testutil.go:440:  +- [5] "barlink" : -rw-r--r--
     testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-bestspeed#01
+=== RUN   TestReader/hardlinks-externaltoc-gzip-huffmanonly#01
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [7] "1" : drwxr-xr-x
+    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [7] "1" : drwxr-xr-x
+    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/hardlinks-zstd-default#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
@@ -266374,8 +267601,6 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
@@ -266383,86 +267608,137 @@
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-externaltoc-gzip-bestspeed#01
+=== RUN   TestReader/hardlinks-zstd-bettercompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [6] "1" : drwxr-xr-x
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:   +- [4] "foolink" : -rw-r--r--
-    testutil.go:440:  +- [7] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [2] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : -rw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "1" : drwxr-xr-x
+    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : -rw-r--r--
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [4] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [6] "1" : drwxr-xr-x
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [2] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [7] "1" : drwxr-xr-x
+    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-externaltoc-gzip-bestcompression#01
+=== RUN   TestReader/hardlinks-gzip-defaultcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [7] "1" : drwxr-xr-x
+    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] "foo" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [7] "1" : drwxr-xr-x
+    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-zstd-bettercompression#01
+=== RUN   TestReader/hardlinks-externaltoc-gzip-bestspeed#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "1" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-bestcompression#01
+=== RUN   TestReader/hardlinks-externaltoc-gzip-bestcompression#01
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [7] "1" : drwxr-xr-x
+    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [7] "1" : drwxr-xr-x
+    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/hardlinks-externaltoc-gzip-defaultcompression#01
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [3] "1" : drwxr-xr-x
+    testutil.go:440:    +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:  +- [4] "barlink" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [4] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [3] "1" : drwxr-xr-x
+    testutil.go:440:    +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/hardlinks-zstd-fastest#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
@@ -266471,6 +267747,7 @@
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -266484,7 +267761,7 @@
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-defaultcompression#01
+=== RUN   TestReader/hardlinks-gzip-no-compression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -266499,94 +267776,71 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "1" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-huffmanonly#01
+=== RUN   TestReader/hardlinks-externaltoc-gzip-defaultcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-externaltoc-gzip-defaultcompression#01
+=== RUN   TestReader/hardlinks-zstd-fastest#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [3] "1" : drwxr-xr-x
+    testutil.go:440:    +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] "barlink" : -rw-r--r--
     testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
     testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-externaltoc-gzip-huffmanonly#01
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [3] "1" : drwxr-xr-x
+    testutil.go:440:    +- [4] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] "barlink" : -rw-r--r--
     testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-zstd-fastest#01
+=== RUN   TestReader/hardlinks-gzip-no-compression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
@@ -266594,22 +267848,20 @@
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-zstd-default#01
+=== RUN   TestReader/hardlinks-gzip-bestspeed#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
@@ -266624,117 +267876,92 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "foo" : -rw-r--r--
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [4] "1" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
     testutil.go:440:  +- [5] "barlink" : -rw-r--r--
     testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-no-compression#01
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [2] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : -rw-r--r--
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [4] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [6] "1" : drwxr-xr-x
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : -rw-r--r--
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [4] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [6] "1" : drwxr-xr-x
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [2] "foosym" : Lrw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-bestspeed#02
+=== RUN   TestReader/hardlinks-gzip-bestcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
-    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-externaltoc-gzip-bestspeed#02
+=== RUN   TestReader/hardlinks-gzip-huffmanonly#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "1" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-externaltoc-gzip-bestcompression#02
+=== RUN   TestReader/hardlinks-externaltoc-gzip-huffmanonly#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [4] "1" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
     testutil.go:440:  +- [5] "barlink" : -rw-r--r--
     testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [4] "1" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:  +- [5] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-zstd-bettercompression#02
+=== RUN   TestReader/hardlinks-zstd-default#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -266752,17 +267979,16 @@
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-bestcompression#02
+=== RUN   TestReader/hardlinks-zstd-bettercompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
@@ -266771,9 +267997,11 @@
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
@@ -266782,36 +268010,62 @@
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
 === RUN   TestReader/hardlinks-gzip-defaultcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [4] "1" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [4] "1" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
+    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/hardlinks-externaltoc-gzip-bestspeed#02
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-huffmanonly#02
+=== RUN   TestReader/hardlinks-externaltoc-gzip-bestcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
@@ -266819,12 +268073,9 @@
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
@@ -266833,44 +268084,20 @@
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-externaltoc-gzip-defaultcompression#02
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : -rw-r--r--
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [4] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [6] "1" : drwxr-xr-x
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [7] "barlink" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [2] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : -rw-r--r--
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [4] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [6] "1" : drwxr-xr-x
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-externaltoc-gzip-huffmanonly#02
+=== RUN   TestReader/hardlinks-gzip-no-compression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -266884,21 +268111,47 @@
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-zstd-fastest#02
+=== RUN   TestReader/hardlinks-gzip-bestspeed#03
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [7] "1" : drwxr-xr-x
+    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [7] "1" : drwxr-xr-x
+    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/hardlinks-gzip-bestcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [4] "1" : drwxr-xr-x
+    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [5] "barlink" : -rw-r--r--
     testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
     testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
@@ -266907,211 +268160,61 @@
     testutil.go:440:   +- [4] "1" : drwxr-xr-x
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [5] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-zstd-default#02
+=== RUN   TestReader/hardlinks-gzip-huffmanonly#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [5] "foo" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "foolink" : -rw-r--r--
     testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [3] "1" : drwxr-xr-x
-    testutil.go:440:    +- [4] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "barlink" : -rw-r--r--
+    testutil.go:440:   +- [7] "1" : drwxr-xr-x
+    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "foolink" : -rw-r--r--
     testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [3] "1" : drwxr-xr-x
-    testutil.go:440:    +- [4] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [5] "foo" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-no-compression#02
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [6] "1" : drwxr-xr-x
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:440:   +- [4] "foolink" : -rw-r--r--
-    testutil.go:440:  +- [7] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [2] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [2] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : -rw-r--r--
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [4] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [6] "1" : drwxr-xr-x
-    testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-defaultcompression#03
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [5] "1" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [5] "1" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
+    testutil.go:440:   +- [7] "1" : drwxr-xr-x
+    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-huffmanonly#03
+=== RUN   TestReader/hardlinks-externaltoc-gzip-huffmanonly#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [5] "1" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-externaltoc-gzip-defaultcompression#03
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [5] "1" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [5] "1" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-externaltoc-gzip-huffmanonly#03
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [5] "1" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-zstd-fastest#03
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] "foo" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
 === RUN   TestReader/hardlinks-zstd-default#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
     testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [2] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [2] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-no-compression#03
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
@@ -267120,11 +268223,9 @@
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [5] "barlink" : -rw-r--r--
     testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
@@ -267133,33 +268234,34 @@
     testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [5] "barlink" : -rw-r--r--
     testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-bestspeed#03
+=== RUN   TestReader/hardlinks-zstd-bettercompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "1" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-externaltoc-gzip-bestspeed#03
+=== RUN   TestReader/hardlinks-gzip-defaultcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
@@ -267174,6 +268276,7 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [4] "foo" : -rw-r--r--
     testutil.go:440:  +- [5] "bar" : drwxr-xr-x
     testutil.go:440:   +- [4] "foolink" : -rw-r--r--
@@ -267182,38 +268285,35 @@
     testutil.go:440:    +- [7] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [7] "barlink" : -rw-r--r--
     testutil.go:440:  +- [2] "foosym" : Lrw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-externaltoc-gzip-bestcompression#03
+=== RUN   TestReader/hardlinks-externaltoc-gzip-bestspeed#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [7] "1" : drwxr-xr-x
+    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink" : -rw-r--r--
-    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
-    testutil.go:440:   +- [4] "1" : drwxr-xr-x
-    testutil.go:440:    +- [5] "baz.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "barlink" : -rw-r--r--
-    testutil.go:440:  +- [6] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [7] "1" : drwxr-xr-x
+    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-zstd-bettercompression#03
+=== RUN   TestReader/hardlinks-externaltoc-gzip-bestcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
@@ -267221,23 +268321,24 @@
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "1" : drwxr-xr-x
-    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [5] "1" : drwxr-xr-x
+    testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/hardlinks-gzip-bestcompression#03
+=== RUN   TestReader/hardlinks-externaltoc-gzip-defaultcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
@@ -267246,85 +268347,73 @@
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:   +- [5] "1" : drwxr-xr-x
     testutil.go:440:    +- [6] "baz.txt" : -rw-r--r--
     testutil.go:440:   +- [3] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [3] "foolink2" : -rw-r--r--
     testutil.go:440:  +- [6] "barlink" : -rw-r--r--
     testutil.go:440:  +- [7] "foosym" : Lrw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-bestspeed
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "cdev" : Dc---------
-    testutil.go:440:   +- [4] "bdev" : D---------
-    testutil.go:440:   +- [5] "fifo" : p---------
-    testutil.go:440:   +- [6] "foo" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "fifo" : p---------
-    testutil.go:440:   +- [6] "foo" : -rw-r--r--
-    testutil.go:440:   +- [7] "cdev" : Dc---------
-    testutil.go:440:   +- [4] "bdev" : D---------
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-externaltoc-gzip-bestspeed
+=== RUN   TestReader/hardlinks-zstd-fastest#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo" : -rw-r--r--
-    testutil.go:440:   +- [6] "cdev" : Dc---------
-    testutil.go:440:   +- [3] "bdev" : D---------
-    testutil.go:440:   +- [4] "fifo" : p---------
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [7] "1" : drwxr-xr-x
+    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "fifo" : p---------
-    testutil.go:440:   +- [5] "foo" : -rw-r--r--
-    testutil.go:440:   +- [6] "cdev" : Dc---------
-    testutil.go:440:   +- [3] "bdev" : D---------
+    testutil.go:440:  +- [2] "barlink" : -rw-r--r--
+    testutil.go:440:  +- [3] "foosym" : Lrw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foolink" : -rw-r--r--
+    testutil.go:440:   +- [5] "foolink2" : -rw-r--r--
+    testutil.go:440:   +- [7] "1" : drwxr-xr-x
+    testutil.go:440:    +- [2] "baz.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-externaltoc-gzip-bestcompression
+=== RUN   TestReader/various_files-zstd-fastest
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-zstd-bettercompression
+=== RUN   TestReader/various_files-gzip-no-compression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -267335,26 +268424,64 @@
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/various_files-gzip-bestspeed
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "foo" : -rw-r--r--
+    testutil.go:440:   +- [7] "cdev" : Dc---------
+    testutil.go:440:   +- [4] "bdev" : D---------
+    testutil.go:440:   +- [5] "fifo" : p---------
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "foo" : -rw-r--r--
+    testutil.go:440:   +- [7] "cdev" : Dc---------
+    testutil.go:440:   +- [4] "bdev" : D---------
+    testutil.go:440:   +- [5] "fifo" : p---------
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
 === RUN   TestReader/various_files-gzip-bestcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
+    testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-defaultcompression
+=== RUN   TestReader/various_files-gzip-huffmanonly
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "bdev" : D---------
+    testutil.go:440:   +- [6] "fifo" : p---------
+    testutil.go:440:   +- [7] "foo" : -rw-r--r--
+    testutil.go:440:   +- [4] "cdev" : Dc---------
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "foo" : -rw-r--r--
+    testutil.go:440:   +- [4] "cdev" : Dc---------
+    testutil.go:440:   +- [5] "bdev" : D---------
+    testutil.go:440:   +- [6] "fifo" : p---------
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/various_files-externaltoc-gzip-huffmanonly
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -267373,53 +268500,53 @@
     testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-huffmanonly
+=== RUN   TestReader/various_files-zstd-default
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
+    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-externaltoc-gzip-defaultcompression
+=== RUN   TestReader/various_files-zstd-bettercompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [6] "fifo" : p---------
     testutil.go:440:   +- [3] "foo" : -rw-r--r--
     testutil.go:440:   +- [4] "cdev" : Dc---------
     testutil.go:440:   +- [5] "bdev" : D---------
+    testutil.go:440:   +- [6] "fifo" : p---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "bdev" : D---------
-    testutil.go:440:   +- [6] "fifo" : p---------
     testutil.go:440:   +- [3] "foo" : -rw-r--r--
     testutil.go:440:   +- [4] "cdev" : Dc---------
+    testutil.go:440:   +- [5] "bdev" : D---------
+    testutil.go:440:   +- [6] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-externaltoc-gzip-huffmanonly
+=== RUN   TestReader/various_files-gzip-defaultcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
-    testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
+    testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -267430,15 +268557,34 @@
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-zstd-fastest
+=== RUN   TestReader/various_files-externaltoc-gzip-bestspeed
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo" : -rw-r--r--
+    testutil.go:440:   +- [6] "cdev" : Dc---------
+    testutil.go:440:   +- [7] "bdev" : D---------
+    testutil.go:440:   +- [4] "fifo" : p---------
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "cdev" : Dc---------
+    testutil.go:440:   +- [7] "bdev" : D---------
+    testutil.go:440:   +- [4] "fifo" : p---------
+    testutil.go:440:   +- [5] "foo" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/various_files-externaltoc-gzip-bestcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
     testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -267449,7 +268595,7 @@
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-zstd-default
+=== RUN   TestReader/various_files-externaltoc-gzip-defaultcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
@@ -267463,12 +268609,12 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-no-compression
+=== RUN   TestReader/various_files-zstd-fastest#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -267487,26 +268633,26 @@
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-zstd-bettercompression#01
+=== RUN   TestReader/various_files-gzip-no-compression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
+    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-bestcompression#01
+=== RUN   TestReader/various_files-gzip-bestspeed#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -267525,121 +268671,83 @@
     testutil.go:440:   +- [7] "bdev" : D---------
     testutil.go:440:   +- [4] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-defaultcompression#01
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [6] "foo" : -rw-r--r--
-    testutil.go:440:   +- [7] "cdev" : Dc---------
-    testutil.go:440:   +- [4] "bdev" : D---------
-    testutil.go:440:   +- [5] "fifo" : p---------
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [6] "foo" : -rw-r--r--
-    testutil.go:440:   +- [7] "cdev" : Dc---------
-    testutil.go:440:   +- [4] "bdev" : D---------
-    testutil.go:440:   +- [5] "fifo" : p---------
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-huffmanonly#01
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo" : -rw-r--r--
-    testutil.go:440:   +- [4] "cdev" : Dc---------
-    testutil.go:440:   +- [5] "bdev" : D---------
-    testutil.go:440:   +- [6] "fifo" : p---------
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "bdev" : D---------
-    testutil.go:440:   +- [6] "fifo" : p---------
-    testutil.go:440:   +- [7] "foo" : -rw-r--r--
-    testutil.go:440:   +- [4] "cdev" : Dc---------
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-externaltoc-gzip-defaultcompression#01
+=== RUN   TestReader/various_files-gzip-bestcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-externaltoc-gzip-huffmanonly#01
+=== RUN   TestReader/various_files-gzip-huffmanonly#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
+    testutil.go:440:   +- [6] "bdev" : D---------
+    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-zstd-fastest#01
+=== RUN   TestReader/various_files-externaltoc-gzip-huffmanonly#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
-    testutil.go:440:   +- [5] "cdev" : Dc---------
-    testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:   +- [6] "foo" : -rw-r--r--
+    testutil.go:440:   +- [7] "cdev" : Dc---------
+    testutil.go:440:   +- [4] "bdev" : D---------
+    testutil.go:440:   +- [5] "fifo" : p---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
-    testutil.go:440:   +- [5] "cdev" : Dc---------
-    testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:   +- [7] "cdev" : Dc---------
+    testutil.go:440:   +- [4] "bdev" : D---------
+    testutil.go:440:   +- [5] "fifo" : p---------
+    testutil.go:440:   +- [6] "foo" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
 === RUN   TestReader/various_files-zstd-default#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
-    testutil.go:440:   +- [5] "cdev" : Dc---------
-    testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "bdev" : D---------
+    testutil.go:440:   +- [6] "fifo" : p---------
+    testutil.go:440:   +- [3] "foo" : -rw-r--r--
+    testutil.go:440:   +- [4] "cdev" : Dc---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "cdev" : Dc---------
-    testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foo" : -rw-r--r--
+    testutil.go:440:   +- [4] "cdev" : Dc---------
+    testutil.go:440:   +- [5] "bdev" : D---------
+    testutil.go:440:   +- [6] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-no-compression#01
+=== RUN   TestReader/various_files-zstd-bettercompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -267653,47 +268761,47 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-bestspeed#01
+=== RUN   TestReader/various_files-gzip-defaultcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
-    testutil.go:440:   +- [5] "cdev" : Dc---------
-    testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:   +- [7] "foo" : -rw-r--r--
+    testutil.go:440:   +- [4] "cdev" : Dc---------
+    testutil.go:440:   +- [5] "bdev" : D---------
+    testutil.go:440:   +- [6] "fifo" : p---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
-    testutil.go:440:   +- [5] "cdev" : Dc---------
+    testutil.go:440:   +- [7] "foo" : -rw-r--r--
+    testutil.go:440:   +- [4] "cdev" : Dc---------
+    testutil.go:440:   +- [5] "bdev" : D---------
+    testutil.go:440:   +- [6] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
 === RUN   TestReader/various_files-externaltoc-gzip-bestspeed#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "bdev" : D---------
-    testutil.go:440:   +- [4] "fifo" : p---------
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "foo" : -rw-r--r--
     testutil.go:440:   +- [6] "cdev" : Dc---------
+    testutil.go:440:   +- [7] "bdev" : D---------
+    testutil.go:440:   +- [4] "fifo" : p---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "foo" : -rw-r--r--
     testutil.go:440:   +- [6] "cdev" : Dc---------
-    testutil.go:440:   +- [3] "bdev" : D---------
+    testutil.go:440:   +- [7] "bdev" : D---------
     testutil.go:440:   +- [4] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
 === RUN   TestReader/various_files-externaltoc-gzip-bestcompression#01
@@ -267701,10 +268809,10 @@
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -267715,26 +268823,26 @@
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-zstd-fastest#02
+=== RUN   TestReader/various_files-externaltoc-gzip-defaultcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "cdev" : Dc---------
-    testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
+    testutil.go:440:   +- [5] "foo" : -rw-r--r--
+    testutil.go:440:   +- [6] "cdev" : Dc---------
+    testutil.go:440:   +- [7] "bdev" : D---------
+    testutil.go:440:   +- [4] "fifo" : p---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "fifo" : p---------
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
-    testutil.go:440:   +- [5] "cdev" : Dc---------
-    testutil.go:440:   +- [6] "bdev" : D---------
+    testutil.go:440:   +- [5] "foo" : -rw-r--r--
+    testutil.go:440:   +- [6] "cdev" : Dc---------
+    testutil.go:440:   +- [7] "bdev" : D---------
+    testutil.go:440:   +- [4] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-zstd-default#02
+=== RUN   TestReader/various_files-zstd-bettercompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
@@ -267753,7 +268861,7 @@
     testutil.go:440:   +- [3] "bdev" : D---------
     testutil.go:440:   +- [4] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-no-compression#02
+=== RUN   TestReader/various_files-gzip-defaultcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -267767,31 +268875,31 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "fifo" : p---------
     testutil.go:440:   +- [7] "foo" : -rw-r--r--
     testutil.go:440:   +- [4] "cdev" : Dc---------
     testutil.go:440:   +- [5] "bdev" : D---------
-    testutil.go:440:   +- [6] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-bestspeed#02
+=== RUN   TestReader/various_files-externaltoc-gzip-bestspeed#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-externaltoc-gzip-bestspeed#02
+=== RUN   TestReader/various_files-externaltoc-gzip-bestcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -267805,88 +268913,88 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
-    testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
+    testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-externaltoc-gzip-bestcompression#02
+=== RUN   TestReader/various_files-externaltoc-gzip-defaultcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "bdev" : D---------
-    testutil.go:440:   +- [4] "fifo" : p---------
-    testutil.go:440:   +- [5] "foo" : -rw-r--r--
-    testutil.go:440:   +- [6] "cdev" : Dc---------
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "foo" : -rw-r--r--
+    testutil.go:440:   +- [3] "cdev" : Dc---------
+    testutil.go:440:   +- [4] "bdev" : D---------
+    testutil.go:440:   +- [5] "fifo" : p---------
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo" : -rw-r--r--
-    testutil.go:440:   +- [6] "cdev" : Dc---------
-    testutil.go:440:   +- [7] "bdev" : D---------
-    testutil.go:440:   +- [4] "fifo" : p---------
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "foo" : -rw-r--r--
+    testutil.go:440:   +- [3] "cdev" : Dc---------
+    testutil.go:440:   +- [4] "bdev" : D---------
+    testutil.go:440:   +- [5] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-zstd-bettercompression#02
+=== RUN   TestReader/various_files-zstd-fastest#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
-    testutil.go:440:   +- [5] "cdev" : Dc---------
-    testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:   +- [7] "foo" : -rw-r--r--
+    testutil.go:440:   +- [4] "cdev" : Dc---------
+    testutil.go:440:   +- [5] "bdev" : D---------
+    testutil.go:440:   +- [6] "fifo" : p---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
-    testutil.go:440:   +- [5] "cdev" : Dc---------
-    testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "cdev" : Dc---------
+    testutil.go:440:   +- [5] "bdev" : D---------
+    testutil.go:440:   +- [6] "fifo" : p---------
+    testutil.go:440:   +- [7] "foo" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-bestcompression#02
+=== RUN   TestReader/various_files-gzip-no-compression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo" : -rw-r--r--
     testutil.go:440:   +- [4] "cdev" : Dc---------
     testutil.go:440:   +- [5] "bdev" : D---------
     testutil.go:440:   +- [6] "fifo" : p---------
+    testutil.go:440:   +- [3] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo" : -rw-r--r--
-    testutil.go:440:   +- [4] "cdev" : Dc---------
     testutil.go:440:   +- [5] "bdev" : D---------
     testutil.go:440:   +- [6] "fifo" : p---------
+    testutil.go:440:   +- [3] "foo" : -rw-r--r--
+    testutil.go:440:   +- [4] "cdev" : Dc---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-defaultcompression#02
+=== RUN   TestReader/various_files-gzip-bestspeed#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-huffmanonly#02
+=== RUN   TestReader/various_files-gzip-bestcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -267905,34 +269013,15 @@
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-externaltoc-gzip-defaultcompression#02
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "cdev" : Dc---------
-    testutil.go:440:   +- [4] "bdev" : D---------
-    testutil.go:440:   +- [5] "fifo" : p---------
-    testutil.go:440:   +- [6] "foo" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [6] "foo" : -rw-r--r--
-    testutil.go:440:   +- [7] "cdev" : Dc---------
-    testutil.go:440:   +- [4] "bdev" : D---------
-    testutil.go:440:   +- [5] "fifo" : p---------
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-externaltoc-gzip-huffmanonly#02
+=== RUN   TestReader/various_files-gzip-huffmanonly#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -267943,83 +269032,83 @@
     testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-zstd-default#03
+=== RUN   TestReader/various_files-externaltoc-gzip-huffmanonly#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [3] "fifo" : p---------
+    testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [3] "fifo" : p---------
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-no-compression#03
+=== RUN   TestReader/various_files-zstd-default#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [6] "fifo" : p---------
-    testutil.go:440:   +- [7] "foo" : -rw-r--r--
-    testutil.go:440:   +- [4] "cdev" : Dc---------
-    testutil.go:440:   +- [5] "bdev" : D---------
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
+    testutil.go:440:   +- [5] "cdev" : Dc---------
+    testutil.go:440:   +- [6] "bdev" : D---------
+    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [6] "fifo" : p---------
-    testutil.go:440:   +- [7] "foo" : -rw-r--r--
-    testutil.go:440:   +- [4] "cdev" : Dc---------
-    testutil.go:440:   +- [5] "bdev" : D---------
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
+    testutil.go:440:   +- [5] "cdev" : Dc---------
+    testutil.go:440:   +- [6] "bdev" : D---------
+    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-bestspeed#03
+=== RUN   TestReader/various_files-zstd-default#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foo" : -rw-r--r--
     testutil.go:440:   +- [4] "cdev" : Dc---------
     testutil.go:440:   +- [5] "bdev" : D---------
     testutil.go:440:   +- [6] "fifo" : p---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foo" : -rw-r--r--
     testutil.go:440:   +- [4] "cdev" : Dc---------
     testutil.go:440:   +- [5] "bdev" : D---------
     testutil.go:440:   +- [6] "fifo" : p---------
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-externaltoc-gzip-bestspeed#03
+=== RUN   TestReader/various_files-zstd-bettercompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo" : -rw-r--r--
-    testutil.go:440:   +- [6] "cdev" : Dc---------
-    testutil.go:440:   +- [3] "bdev" : D---------
-    testutil.go:440:   +- [4] "fifo" : p---------
+    testutil.go:440:   +- [6] "foo" : -rw-r--r--
+    testutil.go:440:   +- [3] "cdev" : Dc---------
+    testutil.go:440:   +- [4] "bdev" : D---------
+    testutil.go:440:   +- [5] "fifo" : p---------
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [6] "cdev" : Dc---------
-    testutil.go:440:   +- [3] "bdev" : D---------
-    testutil.go:440:   +- [4] "fifo" : p---------
-    testutil.go:440:   +- [5] "foo" : -rw-r--r--
+    testutil.go:440:   +- [6] "foo" : -rw-r--r--
+    testutil.go:440:   +- [3] "cdev" : Dc---------
+    testutil.go:440:   +- [4] "bdev" : D---------
+    testutil.go:440:   +- [5] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-externaltoc-gzip-bestcompression#03
+=== RUN   TestReader/various_files-gzip-defaultcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268031,90 +269120,90 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-zstd-bettercompression#03
+=== RUN   TestReader/various_files-externaltoc-gzip-bestspeed#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo" : -rw-r--r--
-    testutil.go:440:   +- [4] "cdev" : Dc---------
-    testutil.go:440:   +- [5] "bdev" : D---------
-    testutil.go:440:   +- [6] "fifo" : p---------
+    testutil.go:440:   +- [5] "cdev" : Dc---------
+    testutil.go:440:   +- [6] "bdev" : D---------
+    testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "bdev" : D---------
-    testutil.go:440:   +- [6] "fifo" : p---------
-    testutil.go:440:   +- [7] "foo" : -rw-r--r--
-    testutil.go:440:   +- [4] "cdev" : Dc---------
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
+    testutil.go:440:   +- [5] "cdev" : Dc---------
+    testutil.go:440:   +- [6] "bdev" : D---------
+    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-bestcompression#03
+=== RUN   TestReader/various_files-externaltoc-gzip-bestcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
-    testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-defaultcompression#03
+=== RUN   TestReader/various_files-externaltoc-gzip-defaultcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-gzip-huffmanonly#03
+=== RUN   TestReader/various_files-zstd-fastest#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
-    testutil.go:440:   +- [5] "cdev" : Dc---------
-    testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "cdev" : Dc---------
+    testutil.go:440:   +- [5] "bdev" : D---------
+    testutil.go:440:   +- [6] "fifo" : p---------
+    testutil.go:440:   +- [7] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
-    testutil.go:440:   +- [5] "cdev" : Dc---------
-    testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:   +- [5] "bdev" : D---------
+    testutil.go:440:   +- [6] "fifo" : p---------
+    testutil.go:440:   +- [7] "foo" : -rw-r--r--
+    testutil.go:440:   +- [4] "cdev" : Dc---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-externaltoc-gzip-defaultcompression#03
+=== RUN   TestReader/various_files-gzip-no-compression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268128,20 +269217,20 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "fifo" : p---------
     testutil.go:440:   +- [6] "foo" : -rw-r--r--
     testutil.go:440:   +- [7] "cdev" : Dc---------
     testutil.go:440:   +- [4] "bdev" : D---------
-    testutil.go:440:   +- [5] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-externaltoc-gzip-huffmanonly#03
+=== RUN   TestReader/various_files-gzip-bestspeed#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
-    testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -268152,15 +269241,15 @@
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/various_files-zstd-fastest#03
+=== RUN   TestReader/various_files-gzip-bestcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:440:   +- [4] "foo" : -rw-r--r--
     testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:440:   +- [6] "bdev" : D---------
-    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -268171,50 +269260,58 @@
     testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-bestcompression
+=== RUN   TestReader/various_files-gzip-huffmanonly#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
+    testutil.go:440:   +- [5] "cdev" : Dc---------
+    testutil.go:440:   +- [6] "bdev" : D---------
+    testutil.go:440:   +- [7] "fifo" : p---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [6] "bdev" : D---------
+    testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
+    testutil.go:440:   +- [5] "cdev" : Dc---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-defaultcompression
+=== RUN   TestReader/various_files-externaltoc-gzip-huffmanonly#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
+    testutil.go:440:   +- [5] "cdev" : Dc---------
+    testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "fifo" : p---------
+    testutil.go:440:   +- [4] "foo" : -rw-r--r--
+    testutil.go:440:   +- [5] "cdev" : Dc---------
+    testutil.go:440:   +- [6] "bdev" : D---------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-huffmanonly
+=== RUN   TestReader/chunks-externaltoc-gzip-bestcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "small" : -rw-r--r--
-    testutil.go:440:   +- [4] "large" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "small" : -rw-r--r--
-    testutil.go:440:   +- [4] "large" : -rw-r--r--
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
 === RUN   TestReader/chunks-externaltoc-gzip-defaultcompression
     testutil.go:318: vvvvv Node tree vvvvv
@@ -268231,13 +269328,13 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-externaltoc-gzip-huffmanonly
+=== RUN   TestReader/chunks-zstd-fastest
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -268246,13 +269343,13 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-zstd-fastest
+=== RUN   TestReader/chunks-gzip-no-compression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -268261,13 +269358,13 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-zstd-default
+=== RUN   TestReader/chunks-gzip-bestspeed
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -268276,7 +269373,22 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-no-compression
+=== RUN   TestReader/chunks-gzip-bestcompression
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "small" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "small" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/chunks-gzip-huffmanonly
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268287,26 +269399,26 @@
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-bestspeed
+=== RUN   TestReader/chunks-externaltoc-gzip-huffmanonly
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:   +- [5] "small" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:   +- [5] "small" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-externaltoc-gzip-bestspeed
+=== RUN   TestReader/chunks-zstd-default
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268316,12 +269428,12 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-externaltoc-gzip-bestcompression
+=== RUN   TestReader/chunks-zstd-bettercompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268336,52 +269448,52 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-zstd-bettercompression
+=== RUN   TestReader/chunks-gzip-defaultcompression
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "small" : -rw-r--r--
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:   +- [3] "large" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "small" : -rw-r--r--
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:   +- [3] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-no-compression#01
+=== RUN   TestReader/chunks-externaltoc-gzip-bestspeed
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:   +- [5] "small" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:   +- [5] "small" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-bestspeed#01
+=== RUN   TestReader/chunks-zstd-fastest#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "small" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "small" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-externaltoc-gzip-bestspeed#01
+=== RUN   TestReader/chunks-gzip-no-compression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268393,16 +269505,16 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-externaltoc-gzip-bestcompression#01
+=== RUN   TestReader/chunks-gzip-bestspeed#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "small" : -rw-r--r--
     testutil.go:440:   +- [4] "large" : -rw-r--r--
+    testutil.go:440:   +- [3] "small" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -268411,7 +269523,7 @@
     testutil.go:440:   +- [3] "small" : -rw-r--r--
     testutil.go:440:   +- [4] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-zstd-bettercompression#01
+=== RUN   TestReader/chunks-gzip-bestcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268421,12 +269533,12 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-bestcompression#01
+=== RUN   TestReader/chunks-gzip-huffmanonly#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268441,37 +269553,67 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-defaultcompression#01
+=== RUN   TestReader/chunks-externaltoc-gzip-huffmanonly#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-huffmanonly#01
+=== RUN   TestReader/chunks-zstd-default#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/chunks-zstd-bettercompression#01
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:   +- [3] "large" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:   +- [3] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-externaltoc-gzip-defaultcompression#01
+=== RUN   TestReader/chunks-gzip-defaultcompression#01
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "small" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
+    testutil.go:440:   +- [3] "small" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/chunks-externaltoc-gzip-bestspeed#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268486,7 +269628,7 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-externaltoc-gzip-huffmanonly#01
+=== RUN   TestReader/chunks-externaltoc-gzip-bestcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268501,7 +269643,7 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-zstd-fastest#01
+=== RUN   TestReader/chunks-externaltoc-gzip-defaultcompression#01
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268516,7 +269658,7 @@
     testutil.go:440:   +- [5] "small" : -rw-r--r--
     testutil.go:440:   +- [4] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-zstd-default#01
+=== RUN   TestReader/chunks-gzip-bestspeed#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268526,27 +269668,27 @@
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-zstd-fastest#02
+=== RUN   TestReader/chunks-gzip-bestcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "small" : -rw-r--r--
-    testutil.go:440:   +- [4] "large" : -rw-r--r--
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "small" : -rw-r--r--
-    testutil.go:440:   +- [4] "large" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-zstd-default#02
+=== RUN   TestReader/chunks-gzip-huffmanonly#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268561,22 +269703,22 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-no-compression#02
+=== RUN   TestReader/chunks-externaltoc-gzip-huffmanonly#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "small" : -rw-r--r--
-    testutil.go:440:   +- [4] "large" : -rw-r--r--
+    testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "small" : -rw-r--r--
-    testutil.go:440:   +- [4] "large" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-bestspeed#02
+=== RUN   TestReader/chunks-zstd-default#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268591,43 +269733,58 @@
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-externaltoc-gzip-bestspeed#02
+=== RUN   TestReader/chunks-zstd-bettercompression#02
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "small" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "small" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+=== RUN   TestReader/chunks-gzip-defaultcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-externaltoc-gzip-bestcompression#02
+=== RUN   TestReader/chunks-externaltoc-gzip-bestspeed#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
+    testutil.go:440:   +- [5] "small" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:   +- [5] "small" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-zstd-bettercompression#02
+=== RUN   TestReader/chunks-externaltoc-gzip-bestcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -268636,28 +269793,28 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-bestcompression#02
+=== RUN   TestReader/chunks-externaltoc-gzip-defaultcompression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
-    testutil.go:440:   +- [3] "large" : -rw-r--r--
+    testutil.go:440:   +- [3] "small" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
-    testutil.go:440:   +- [3] "large" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
+    testutil.go:440:   +- [3] "small" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-defaultcompression#02
+=== RUN   TestReader/chunks-zstd-fastest#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -268666,22 +269823,22 @@
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-huffmanonly#02
+=== RUN   TestReader/chunks-gzip-no-compression#02
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-externaltoc-gzip-defaultcompression#02
+=== RUN   TestReader/chunks-gzip-no-compression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268696,13 +269853,13 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-externaltoc-gzip-huffmanonly#02
+=== RUN   TestReader/chunks-gzip-bestspeed#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -268711,7 +269868,7 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-externaltoc-gzip-bestcompression#03
+=== RUN   TestReader/chunks-gzip-bestcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268726,22 +269883,22 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-zstd-bettercompression#03
+=== RUN   TestReader/chunks-gzip-huffmanonly#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "small" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "small" : -rw-r--r--
     testutil.go:440:   +- [4] "large" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "small" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "small" : -rw-r--r--
     testutil.go:440:   +- [4] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-bestcompression#03
+=== RUN   TestReader/chunks-externaltoc-gzip-huffmanonly#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268756,13 +269913,13 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-defaultcompression#03
+=== RUN   TestReader/chunks-zstd-default#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:440:   +- [4] "small" : -rw-r--r--
+    testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -268771,28 +269928,13 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-huffmanonly#03
+=== RUN   TestReader/chunks-zstd-bettercompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "small" : -rw-r--r--
-    testutil.go:440:   +- [4] "large" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "small" : -rw-r--r--
-    testutil.go:440:   +- [4] "large" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-externaltoc-gzip-defaultcompression#03
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
@@ -268801,22 +269943,7 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-externaltoc-gzip-huffmanonly#03
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "small" : -rw-r--r--
-    testutil.go:440:   +- [4] "large" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "small" : -rw-r--r--
-    testutil.go:440:   +- [4] "large" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-zstd-fastest#03
+=== RUN   TestReader/chunks-gzip-defaultcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268831,7 +269958,7 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-zstd-default#03
+=== RUN   TestReader/chunks-externaltoc-gzip-bestspeed#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268843,40 +269970,40 @@
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-no-compression#03
+=== RUN   TestReader/chunks-externaltoc-gzip-bestcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "small" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "large" : -rw-r--r--
+    testutil.go:440:   +- [5] "small" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "small" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "small" : -rw-r--r--
     testutil.go:440:   +- [4] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-gzip-bestspeed#03
+=== RUN   TestReader/chunks-externaltoc-gzip-defaultcompression#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:   +- [5] "small" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "small" : -rw-r--r--
-    testutil.go:440:   +- [5] "large" : -rw-r--r--
+    testutil.go:440:   +- [5] "small" : -rw-r--r--
+    testutil.go:440:   +- [4] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/chunks-externaltoc-gzip-bestspeed#03
+=== RUN   TestReader/chunks-zstd-fastest#03
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
@@ -268891,37 +270018,7 @@
     testutil.go:440:   +- [4] "small" : -rw-r--r--
     testutil.go:440:   +- [5] "large" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-bestcompression
-    testutil.go:303: minChunkSize = 8000
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:714: On "foo22": got preread of 3
-    testutil.go:714: On "foo22": got preread of 4
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:714: On "foo22": got preread of 3
-    testutil.go:714: On "foo22": got preread of 4
-=== RUN   TestReader/several_files_in_chunk-zstd-bettercompression
+=== RUN   TestReader/several_files_in_chunk-zstd-default
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -268951,11 +270048,40 @@
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk-gzip-bestcompression
+=== RUN   TestReader/several_files_in_chunk-zstd-bettercompression
+    testutil.go:303: minChunkSize = 8000
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [8] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [9] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [3] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 2
+    testutil.go:714: On "foo22": got preread of 5
+    testutil.go:714: On "foo22": got preread of 6
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [3] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [8] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [9] "foo1" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 2
+    testutil.go:714: On "foo22": got preread of 5
+    testutil.go:714: On "foo22": got preread of 6
+=== RUN   TestReader/several_files_in_chunk-gzip-defaultcompression
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
     testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [4] "foo" : drwxr-xr-x
     testutil.go:440:   +- [5] "foo1" : -rw-r--r--
@@ -268963,6 +270089,7 @@
     testutil.go:440:  +- [7] "foo22" : -rw-r--r--
     testutil.go:440:  +- [8] "bar" : drwxr-xr-x
     testutil.go:440:   +- [9] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 6
     testutil.go:714: On "foo22": got preread of 9
@@ -268981,18 +270108,48 @@
     testutil.go:714: On "foo22": got preread of 6
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:714: On "foo22": got preread of 2
-=== RUN   TestReader/several_files_in_chunk-gzip-defaultcompression
+=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-bestspeed
+    testutil.go:303: minChunkSize = 8000
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 4
+    testutil.go:714: On "foo22": got preread of 5
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 4
+    testutil.go:714: On "foo22": got preread of 5
+=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-bestcompression
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
     testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [6] "foo" : drwxr-xr-x
     testutil.go:440:   +- [7] "foo1" : -rw-r--r--
     testutil.go:440:  +- [8] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 3
@@ -269011,78 +270168,18 @@
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 3
     testutil.go:714: On "foo22": got preread of 4
-=== RUN   TestReader/several_files_in_chunk-gzip-huffmanonly
-    testutil.go:303: minChunkSize = 8000
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 5
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:714: On "foo22": got preread of 9
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 5
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:714: On "foo22": got preread of 9
 === RUN   TestReader/several_files_in_chunk-externaltoc-gzip-defaultcompression
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 5
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:714: On "foo22": got preread of 9
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 5
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-huffmanonly
-    testutil.go:303: minChunkSize = 8000
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [5] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [8] "foo3" : -rw-r--r--
     testutil.go:440:  +- [9] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "foo" : drwxr-xr-x
     testutil.go:440:   +- [3] "foo1" : -rw-r--r--
     testutil.go:440:  +- [4] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 4
     testutil.go:714: On "foo22": got preread of 7
@@ -269105,6 +270202,37 @@
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [7] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [8] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [9] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 6
+    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 2
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [7] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [8] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [9] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 6
+    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 2
+=== RUN   TestReader/several_files_in_chunk-gzip-no-compression
+    testutil.go:303: minChunkSize = 8000
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
@@ -269112,116 +270240,115 @@
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
     testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [9] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "foo22" : -rw-r--r--
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
     testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [9] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk-zstd-default
+=== RUN   TestReader/several_files_in_chunk-gzip-bestspeed
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [7] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [8] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [9] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:714: On "foo22": got preread of 3
-    testutil.go:714: On "foo22": got preread of 4
+    testutil.go:714: On "foo22": got preread of 6
+    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 2
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [7] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [8] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [9] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:714: On "foo22": got preread of 3
-    testutil.go:714: On "foo22": got preread of 4
-=== RUN   TestReader/several_files_in_chunk-gzip-no-compression
+    testutil.go:714: On "foo22": got preread of 6
+    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 2
+=== RUN   TestReader/several_files_in_chunk-gzip-bestcompression
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [8] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [9] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [3] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 9
-    testutil.go:714: On "foo22": got preread of 4
+    testutil.go:714: On "foo22": got preread of 2
     testutil.go:714: On "foo22": got preread of 5
+    testutil.go:714: On "foo22": got preread of 6
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [8] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [9] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [3] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 9
-    testutil.go:714: On "foo22": got preread of 4
+    testutil.go:714: On "foo22": got preread of 2
     testutil.go:714: On "foo22": got preread of 5
-=== RUN   TestReader/several_files_in_chunk-gzip-bestspeed
+    testutil.go:714: On "foo22": got preread of 6
+=== RUN   TestReader/several_files_in_chunk-gzip-huffmanonly
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [9] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [8] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 9
     testutil.go:714: On "foo22": got preread of 4
-    testutil.go:714: On "foo22": got preread of 5
+    testutil.go:714: On "foo22": got preread of 7
+    testutil.go:714: On "foo22": got preread of 8
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [8] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [9] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 9
     testutil.go:714: On "foo22": got preread of 4
-    testutil.go:714: On "foo22": got preread of 5
-=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-bestspeed
+    testutil.go:714: On "foo22": got preread of 7
+    testutil.go:714: On "foo22": got preread of 8
+=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-huffmanonly
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -269239,53 +270366,82 @@
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "foo22" : -rw-r--r--
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
     testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [9] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-bestcompression#01
+=== RUN   TestReader/several_files_in_chunk-gzip-no-compression#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo3" : -rw-r--r--
     testutil.go:440:  +- [9] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "foo" : drwxr-xr-x
     testutil.go:440:   +- [3] "foo1" : -rw-r--r--
     testutil.go:440:  +- [4] "foo2" : -rw-r--r--
     testutil.go:440:  +- [5] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [8] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 4
     testutil.go:714: On "foo22": got preread of 7
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
     testutil.go:440:  +- [4] "foo2" : -rw-r--r--
     testutil.go:440:  +- [5] "foo22" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [8] "foo3" : -rw-r--r--
     testutil.go:440:  +- [9] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 4
     testutil.go:714: On "foo22": got preread of 7
     testutil.go:714: On "foo22": got preread of 8
-=== RUN   TestReader/several_files_in_chunk-zstd-bettercompression#01
+=== RUN   TestReader/several_files_in_chunk-gzip-bestspeed#01
+    testutil.go:303: minChunkSize = 8000
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [8] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [9] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [7] "foo22" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 6
+    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 2
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [7] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [8] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [9] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 6
+    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 2
+=== RUN   TestReader/several_files_in_chunk-gzip-bestcompression#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
@@ -269293,25 +270449,26 @@
     testutil.go:440:  +- [6] "foo22" : -rw-r--r--
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
     testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "foo22" : -rw-r--r--
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
     testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [9] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk-gzip-bestcompression#01
+=== RUN   TestReader/several_files_in_chunk-gzip-huffmanonly#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -269329,6 +270486,7 @@
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
@@ -269336,12 +270494,11 @@
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
     testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [9] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk-gzip-defaultcompression#01
+=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-huffmanonly#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -269359,83 +270516,66 @@
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [8] "foo3" : -rw-r--r--
     testutil.go:440:  +- [9] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "foo" : drwxr-xr-x
     testutil.go:440:   +- [3] "foo1" : -rw-r--r--
     testutil.go:440:  +- [4] "foo2" : -rw-r--r--
     testutil.go:440:  +- [5] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 4
     testutil.go:714: On "foo22": got preread of 7
     testutil.go:714: On "foo22": got preread of 8
-=== RUN   TestReader/several_files_in_chunk-gzip-huffmanonly#01
+=== RUN   TestReader/several_files_in_chunk-zstd-default#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 9
-    testutil.go:714: On "foo22": got preread of 4
     testutil.go:714: On "foo22": got preread of 5
+    testutil.go:714: On "foo22": got preread of 8
+    testutil.go:714: On "foo22": got preread of 9
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 9
-    testutil.go:714: On "foo22": got preread of 4
     testutil.go:714: On "foo22": got preread of 5
-=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-defaultcompression#01
+    testutil.go:714: On "foo22": got preread of 8
+    testutil.go:714: On "foo22": got preread of 9
+=== RUN   TestReader/several_files_in_chunk-zstd-bettercompression#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [8] "foo" : drwxr-xr-x
     testutil.go:440:   +- [9] "foo1" : -rw-r--r--
     testutil.go:440:  +- [2] "foo2" : -rw-r--r--
     testutil.go:440:  +- [3] "foo22" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 2
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 6
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [3] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [8] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [9] "foo1" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 2
-    testutil.go:714: On "foo22": got preread of 5
-    testutil.go:714: On "foo22": got preread of 6
-=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-huffmanonly#01
-    testutil.go:303: minChunkSize = 8000
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "foo22" : -rw-r--r--
     testutil.go:440:  +- [4] "bar" : drwxr-xr-x
     testutil.go:440:   +- [5] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [6] "foo3" : -rw-r--r--
@@ -269443,58 +270583,46 @@
     testutil.go:440:  +- [8] "foo" : drwxr-xr-x
     testutil.go:440:   +- [9] "foo1" : -rw-r--r--
     testutil.go:440:  +- [2] "foo2" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 2
-    testutil.go:714: On "foo22": got preread of 5
-    testutil.go:714: On "foo22": got preread of 6
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [8] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [9] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
     testutil.go:440:  +- [3] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "bar.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 2
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 6
-=== RUN   TestReader/several_files_in_chunk-zstd-fastest#01
+=== RUN   TestReader/several_files_in_chunk-gzip-defaultcompression#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [7] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [8] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [9] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [9] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [8] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 6
-    testutil.go:714: On "foo22": got preread of 9
-    testutil.go:714: On "foo22": got preread of 2
+    testutil.go:714: On "foo22": got preread of 4
+    testutil.go:714: On "foo22": got preread of 7
+    testutil.go:714: On "foo22": got preread of 8
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [7] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [8] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [9] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [8] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [9] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 6
-    testutil.go:714: On "foo22": got preread of 9
-    testutil.go:714: On "foo22": got preread of 2
-=== RUN   TestReader/several_files_in_chunk-zstd-default#01
+    testutil.go:714: On "foo22": got preread of 4
+    testutil.go:714: On "foo22": got preread of 7
+    testutil.go:714: On "foo22": got preread of 8
+=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-bestspeed#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
@@ -269502,14 +270630,12 @@
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
     testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [9] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
@@ -269517,41 +270643,42 @@
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
     testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [9] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk-gzip-no-compression#01
+=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-bestcompression#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [7] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [8] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [9] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 6
+    testutil.go:714: On "foo22": got preread of 5
+    testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-    testutil.go:714: On "foo22": got preread of 2
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [8] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [9] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [7] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 6
+    testutil.go:714: On "foo22": got preread of 5
+    testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-    testutil.go:714: On "foo22": got preread of 2
-=== RUN   TestReader/several_files_in_chunk-gzip-bestspeed#01
+=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-defaultcompression#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -269569,210 +270696,90 @@
     testutil.go:714: On "foo22": got preread of 6
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [8] "foo" : drwxr-xr-x
     testutil.go:440:   +- [9] "foo1" : -rw-r--r--
     testutil.go:440:  +- [2] "foo2" : -rw-r--r--
     testutil.go:440:  +- [3] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 2
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 6
-=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-bestspeed#01
-    testutil.go:303: minChunkSize = 8000
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:714: On "foo22": got preread of 3
-    testutil.go:714: On "foo22": got preread of 4
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:714: On "foo22": got preread of 3
-    testutil.go:714: On "foo22": got preread of 4
-=== RUN   TestReader/several_files_in_chunk-zstd-bettercompression#02
-    testutil.go:303: minChunkSize = 8000
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [9] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo3" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 4
-    testutil.go:714: On "foo22": got preread of 7
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [9] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo3" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 4
-    testutil.go:714: On "foo22": got preread of 7
-    testutil.go:714: On "foo22": got preread of 8
-=== RUN   TestReader/several_files_in_chunk-gzip-bestcompression#02
-    testutil.go:303: minChunkSize = 8000
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:714: On "foo22": got preread of 3
-    testutil.go:714: On "foo22": got preread of 4
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:714: On "foo22": got preread of 3
-    testutil.go:714: On "foo22": got preread of 4
-=== RUN   TestReader/several_files_in_chunk-gzip-defaultcompression#02
+=== RUN   TestReader/several_files_in_chunk-zstd-fastest#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [7] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [8] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [9] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [3] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [8] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [9] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 6
-    testutil.go:714: On "foo22": got preread of 9
     testutil.go:714: On "foo22": got preread of 2
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [7] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [8] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [9] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 6
-    testutil.go:714: On "foo22": got preread of 9
-    testutil.go:714: On "foo22": got preread of 2
-=== RUN   TestReader/several_files_in_chunk-gzip-huffmanonly#02
-    testutil.go:303: minChunkSize = 8000
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:714: On "foo22": got preread of 3
-    testutil.go:714: On "foo22": got preread of 4
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [8] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [9] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [3] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:714: On "foo22": got preread of 3
-    testutil.go:714: On "foo22": got preread of 4
-=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-defaultcompression#02
+    testutil.go:714: On "foo22": got preread of 2
+    testutil.go:714: On "foo22": got preread of 5
+    testutil.go:714: On "foo22": got preread of 6
+=== RUN   TestReader/several_files_in_chunk-zstd-bettercompression#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [8] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [9] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 4
-    testutil.go:714: On "foo22": got preread of 7
+    testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
+    testutil.go:714: On "foo22": got preread of 9
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [9] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 4
-    testutil.go:714: On "foo22": got preread of 7
+    testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
-=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-huffmanonly#02
+    testutil.go:714: On "foo22": got preread of 9
+=== RUN   TestReader/several_files_in_chunk-gzip-defaultcompression#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
     testutil.go:440:  +- [2] "foo22" : -rw-r--r--
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
     testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [5] "foo3" : -rw-r--r--
     testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:714: On "foo22": got preread of 4
@@ -269791,37 +270798,37 @@
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:714: On "foo22": got preread of 4
     testutil.go:714: On "foo22": got preread of 5
-=== RUN   TestReader/several_files_in_chunk-zstd-fastest#02
+=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-bestspeed#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
     testutil.go:440:  +- [8] "foo2" : -rw-r--r--
     testutil.go:440:  +- [9] "foo22" : -rw-r--r--
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [4] "foo3" : -rw-r--r--
     testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 3
     testutil.go:714: On "foo22": got preread of 4
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
     testutil.go:440:  +- [9] "foo22" : -rw-r--r--
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [4] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 3
     testutil.go:714: On "foo22": got preread of 4
-=== RUN   TestReader/several_files_in_chunk-zstd-default#02
+=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-bestcompression#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -269851,37 +270858,37 @@
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk-gzip-no-compression#02
+=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-defaultcompression#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [3] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [8] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [9] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 2
+    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 4
     testutil.go:714: On "foo22": got preread of 5
-    testutil.go:714: On "foo22": got preread of 6
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [8] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [9] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [3] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [5] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 2
+    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 4
     testutil.go:714: On "foo22": got preread of 5
-    testutil.go:714: On "foo22": got preread of 6
-=== RUN   TestReader/several_files_in_chunk-gzip-bestspeed#02
+=== RUN   TestReader/several_files_in_chunk-zstd-fastest#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -269899,6 +270906,7 @@
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "foo22" : -rw-r--r--
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
     testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
@@ -269906,16 +270914,44 @@
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-bestspeed#02
+=== RUN   TestReader/several_files_in_chunk-gzip-no-compression#02
+    testutil.go:303: minChunkSize = 8000
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 8
+    testutil.go:714: On "foo22": got preread of 3
+    testutil.go:714: On "foo22": got preread of 4
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 8
+    testutil.go:714: On "foo22": got preread of 3
+    testutil.go:714: On "foo22": got preread of 4
+=== RUN   TestReader/several_files_in_chunk-gzip-bestspeed#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
@@ -269923,13 +270959,13 @@
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
     testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [9] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
@@ -269937,71 +270973,72 @@
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
     testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [9] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-bestcompression#02
+=== RUN   TestReader/several_files_in_chunk-gzip-bestcompression#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
     testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk-gzip-bestspeed#03
+=== RUN   TestReader/several_files_in_chunk-gzip-huffmanonly#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
-    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 3
+    testutil.go:714: On "foo22": got preread of 4
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
-    testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-bestspeed#03
+    testutil.go:714: On "foo22": got preread of 3
+    testutil.go:714: On "foo22": got preread of 4
+=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-huffmanonly#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -270019,126 +271056,67 @@
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [7] "foo" : drwxr-xr-x
     testutil.go:440:   +- [8] "foo1" : -rw-r--r--
     testutil.go:440:  +- [9] "foo2" : -rw-r--r--
     testutil.go:440:  +- [2] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:714: On "foo22": got preread of 4
     testutil.go:714: On "foo22": got preread of 5
-=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-bestcompression#03
-    testutil.go:303: minChunkSize = 8000
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [9] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo3" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 4
-    testutil.go:714: On "foo22": got preread of 7
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [9] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 4
-    testutil.go:714: On "foo22": got preread of 7
-    testutil.go:714: On "foo22": got preread of 8
-=== RUN   TestReader/several_files_in_chunk-zstd-bettercompression#03
+=== RUN   TestReader/several_files_in_chunk-zstd-default#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk-gzip-bestcompression#03
-    testutil.go:303: minChunkSize = 8000
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [9] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo22" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 4
-    testutil.go:714: On "foo22": got preread of 7
-    testutil.go:714: On "foo22": got preread of 8
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [7] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [9] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo22" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 4
-    testutil.go:714: On "foo22": got preread of 7
-    testutil.go:714: On "foo22": got preread of 8
-=== RUN   TestReader/several_files_in_chunk-gzip-defaultcompression#03
+=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-bestcompression#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [8] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [9] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [2] "foo3" : -rw-r--r--
     testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [4] "foo" : drwxr-xr-x
     testutil.go:440:   +- [5] "foo1" : -rw-r--r--
     testutil.go:440:  +- [6] "foo2" : -rw-r--r--
     testutil.go:440:  +- [7] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [8] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [9] "bar.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 6
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:714: On "foo22": got preread of 2
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
     testutil.go:440:  +- [7] "foo22" : -rw-r--r--
     testutil.go:440:  +- [8] "bar" : drwxr-xr-x
     testutil.go:440:   +- [9] "bar.txt" : -rw-r--r--
@@ -270146,12 +271124,71 @@
     testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [4] "foo" : drwxr-xr-x
     testutil.go:440:   +- [5] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 6
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:714: On "foo22": got preread of 2
-=== RUN   TestReader/several_files_in_chunk-gzip-huffmanonly#03
+=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-defaultcompression#03
+    testutil.go:303: minChunkSize = 8000
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [8] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [9] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [3] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 2
+    testutil.go:714: On "foo22": got preread of 5
+    testutil.go:714: On "foo22": got preread of 6
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [8] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [9] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [3] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [4] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [5] "bar.txt" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 2
+    testutil.go:714: On "foo22": got preread of 5
+    testutil.go:714: On "foo22": got preread of 6
+=== RUN   TestReader/several_files_in_chunk-zstd-fastest#03
+    testutil.go:303: minChunkSize = 8000
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 4
+    testutil.go:714: On "foo22": got preread of 5
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 4
+    testutil.go:714: On "foo22": got preread of 5
+=== RUN   TestReader/several_files_in_chunk-gzip-no-compression#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -270169,104 +271206,134 @@
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "foo22" : -rw-r--r--
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
     testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [9] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-defaultcompression#03
+=== RUN   TestReader/several_files_in_chunk-gzip-bestspeed#03
+    testutil.go:303: minChunkSize = 8000
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 4
+    testutil.go:714: On "foo22": got preread of 5
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 4
+    testutil.go:714: On "foo22": got preread of 5
+=== RUN   TestReader/several_files_in_chunk-gzip-bestcompression#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
     testutil.go:440:  +- [9] "foo22" : -rw-r--r--
     testutil.go:440:  +- [2] "bar" : drwxr-xr-x
     testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [4] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [8] "foo2" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 3
     testutil.go:714: On "foo22": got preread of 4
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
     testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [6] "foo" : drwxr-xr-x
     testutil.go:440:   +- [7] "foo1" : -rw-r--r--
     testutil.go:440:  +- [8] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [3] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 3
     testutil.go:714: On "foo22": got preread of 4
-=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-huffmanonly#03
+=== RUN   TestReader/several_files_in_chunk-gzip-huffmanonly#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 5
-    testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 4
+    testutil.go:714: On "foo22": got preread of 5
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo22": got preread of 5
-    testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk-zstd-fastest#03
+    testutil.go:714: On "foo22": got preread of 4
+    testutil.go:714: On "foo22": got preread of 5
+=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-huffmanonly#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
     testutil.go:440:  +- [9] "foo2" : -rw-r--r--
     testutil.go:440:  +- [2] "foo22" : -rw-r--r--
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
     testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [5] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:714: On "foo22": got preread of 4
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [7] "foo" : drwxr-xr-x
     testutil.go:440:   +- [8] "foo1" : -rw-r--r--
     testutil.go:440:  +- [9] "foo2" : -rw-r--r--
     testutil.go:440:  +- [2] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:714: On "foo22": got preread of 4
@@ -270275,36 +271342,37 @@
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "foo22" : -rw-r--r--
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
     testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
     testutil.go:440:  +- [9] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk-gzip-no-compression#03
+=== RUN   TestReader/several_files_in_chunk-zstd-bettercompression#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
@@ -270312,114 +271380,129 @@
     testutil.go:440:  +- [6] "foo22" : -rw-r--r--
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
     testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
-    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo22": got preread of 5
     testutil.go:714: On "foo22": got preread of 8
     testutil.go:714: On "foo22": got preread of 9
-=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestcompression
+=== RUN   TestReader/several_files_in_chunk-gzip-defaultcompression#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 2
+    testutil.go:714: On "foo22": got preread of 5
+    testutil.go:714: On "foo22": got preread of 8
+    testutil.go:714: On "foo22": got preread of 9
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo22" : -rw-r--r--
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:440:   +- [8] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 2
-=== RUN   TestReader/several_files_in_chunk_chunked-zstd-bettercompression
+    testutil.go:714: On "foo22": got preread of 5
+    testutil.go:714: On "foo22": got preread of 8
+    testutil.go:714: On "foo22": got preread of 9
+=== RUN   TestReader/several_files_in_chunk-externaltoc-gzip-bestspeed#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 2
+    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 4
+    testutil.go:714: On "foo22": got preread of 5
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [9] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo22" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:   +- [4] "bar.txt" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [6] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [7] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [8] "foo1" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 2
-=== RUN   TestReader/several_files_in_chunk_chunked-gzip-bestcompression
+    testutil.go:714: On "foo22": got preread of 9
+    testutil.go:714: On "foo22": got preread of 4
+    testutil.go:714: On "foo22": got preread of 5
+=== RUN   TestReader/several_files_in_chunk_chunked-zstd-fastest
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [6] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [7] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [3] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 4
+    testutil.go:714: On "foo2": got preread of 3
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [6] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [7] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [3] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 4
-=== RUN   TestReader/several_files_in_chunk_chunked-gzip-defaultcompression
+    testutil.go:714: On "foo2": got preread of 3
+=== RUN   TestReader/several_files_in_chunk_chunked-gzip-no-compression
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 4
+    testutil.go:714: On "foo2": got preread of 6
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 4
-=== RUN   TestReader/several_files_in_chunk_chunked-gzip-huffmanonly
+    testutil.go:714: On "foo2": got preread of 6
+=== RUN   TestReader/several_files_in_chunk_chunked-gzip-bestspeed
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -270433,15 +271516,15 @@
     testutil.go:714: On "foo2": got preread of 3
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
     testutil.go:440:  +- [3] "foo3" : -rw-r--r--
     testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [5] "foo" : drwxr-xr-x
     testutil.go:440:   +- [6] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [7] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 3
-=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-defaultcompression
+=== RUN   TestReader/several_files_in_chunk_chunked-gzip-bestcompression
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -270455,24 +271538,68 @@
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
+=== RUN   TestReader/several_files_in_chunk_chunked-gzip-huffmanonly
+    testutil.go:303: minChunkSize = 8000
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo2": got preread of 2
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo2": got preread of 2
 === RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-huffmanonly
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo2": got preread of 6
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo2": got preread of 6
+=== RUN   TestReader/several_files_in_chunk_chunked-zstd-default
+    testutil.go:303: minChunkSize = 8000
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
@@ -270485,38 +271612,16 @@
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-zstd-fastest
-    testutil.go:303: minChunkSize = 8000
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 4
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 4
-=== RUN   TestReader/several_files_in_chunk_chunked-zstd-default
+=== RUN   TestReader/several_files_in_chunk_chunked-zstd-bettercompression
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
@@ -270529,16 +271634,16 @@
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-gzip-no-compression
+=== RUN   TestReader/several_files_in_chunk_chunked-gzip-defaultcompression
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
@@ -270551,38 +271656,60 @@
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-gzip-bestspeed
+=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestspeed
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [3] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [5] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [6] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 3
+    testutil.go:714: On "foo2": got preread of 4
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [5] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [6] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [7] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [3] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 3
-=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestspeed
+    testutil.go:714: On "foo2": got preread of 4
+=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestcompression
+    testutil.go:303: minChunkSize = 8000
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo2": got preread of 2
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo2": got preread of 2
+=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-defaultcompression
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
@@ -270595,82 +271722,60 @@
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-gzip-bestcompression#01
+=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-defaultcompression#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-gzip-defaultcompression#01
+=== RUN   TestReader/several_files_in_chunk_chunked-zstd-fastest#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-gzip-huffmanonly#01
-    testutil.go:303: minChunkSize = 8000
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 2
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 2
-=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-defaultcompression#01
+=== RUN   TestReader/several_files_in_chunk_chunked-gzip-no-compression#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [6] "foo" : drwxr-xr-x
     testutil.go:440:   +- [7] "foo1" : -rw-r--r--
     testutil.go:440:  +- [2] "foo2" : -rw-r--r--
     testutil.go:440:  +- [3] "bar" : drwxr-xr-x
     testutil.go:440:  +- [4] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 4
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
@@ -270683,73 +271788,51 @@
     testutil.go:440:  +- [4] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 4
-=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-huffmanonly#01
-    testutil.go:303: minChunkSize = 8000
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 2
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 2
-=== RUN   TestReader/several_files_in_chunk_chunked-zstd-fastest#01
+=== RUN   TestReader/several_files_in_chunk_chunked-gzip-bestspeed#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 4
+    testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 4
-=== RUN   TestReader/several_files_in_chunk_chunked-zstd-default#01
+    testutil.go:714: On "foo2": got preread of 7
+=== RUN   TestReader/several_files_in_chunk_chunked-gzip-bestcompression#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-gzip-no-compression#01
+=== RUN   TestReader/several_files_in_chunk_chunked-gzip-huffmanonly#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -270763,90 +271846,112 @@
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-gzip-bestspeed#01
+=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-huffmanonly#01
+    testutil.go:303: minChunkSize = 8000
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo2": got preread of 2
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo2": got preread of 2
+=== RUN   TestReader/several_files_in_chunk_chunked-zstd-default#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestspeed#01
+=== RUN   TestReader/several_files_in_chunk_chunked-zstd-bettercompression#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [6] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [7] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [3] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 6
+    testutil.go:714: On "foo2": got preread of 3
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [3] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [6] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [7] "foo2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 6
-=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestcompression#01
+    testutil.go:714: On "foo2": got preread of 3
+=== RUN   TestReader/several_files_in_chunk_chunked-gzip-defaultcompression#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 6
+    testutil.go:714: On "foo2": got preread of 2
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 6
-=== RUN   TestReader/several_files_in_chunk_chunked-zstd-bettercompression#01
+    testutil.go:714: On "foo2": got preread of 2
+=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestspeed#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [4] "foo" : drwxr-xr-x
     testutil.go:440:   +- [5] "foo1" : -rw-r--r--
     testutil.go:440:  +- [6] "foo2" : -rw-r--r--
     testutil.go:440:  +- [7] "bar" : drwxr-xr-x
     testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 2
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
@@ -270859,7 +271964,7 @@
     testutil.go:440:  +- [2] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 2
-=== RUN   TestReader/several_files_in_chunk_chunked-zstd-bettercompression#02
+=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestcompression#01
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -270873,15 +271978,15 @@
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-gzip-bestcompression#02
+=== RUN   TestReader/several_files_in_chunk_chunked-zstd-default#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -270903,60 +272008,82 @@
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
+=== RUN   TestReader/several_files_in_chunk_chunked-zstd-bettercompression#02
+    testutil.go:303: minChunkSize = 8000
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo2": got preread of 2
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo2": got preread of 2
 === RUN   TestReader/several_files_in_chunk_chunked-gzip-defaultcompression#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [5] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [6] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [7] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 3
+    testutil.go:714: On "foo2": got preread of 4
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [2] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [3] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [5] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [6] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 3
-=== RUN   TestReader/several_files_in_chunk_chunked-gzip-huffmanonly#02
+    testutil.go:714: On "foo2": got preread of 4
+=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestspeed#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-defaultcompression#02
+=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestcompression#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
@@ -270969,7 +272096,7 @@
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-huffmanonly#02
+=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-defaultcompression#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -270983,24 +272110,24 @@
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
 === RUN   TestReader/several_files_in_chunk_chunked-zstd-fastest#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
@@ -271013,60 +272140,38 @@
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-zstd-default#02
-    testutil.go:303: minChunkSize = 8000
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 2
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 2
 === RUN   TestReader/several_files_in_chunk_chunked-gzip-no-compression#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
 === RUN   TestReader/several_files_in_chunk_chunked-gzip-bestspeed#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
@@ -271079,29 +272184,29 @@
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestspeed#02
+=== RUN   TestReader/several_files_in_chunk_chunked-gzip-bestcompression#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestcompression#02
+=== RUN   TestReader/several_files_in_chunk_chunked-gzip-huffmanonly#02
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -271115,24 +272220,68 @@
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
+=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-huffmanonly#02
+    testutil.go:303: minChunkSize = 8000
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo2": got preread of 2
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo2": got preread of 2
+=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-defaultcompression#03
+    testutil.go:303: minChunkSize = 8000
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo2": got preread of 2
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [7] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [2] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [3] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [4] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [5] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo2" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo2": got preread of 2
 === RUN   TestReader/several_files_in_chunk_chunked-zstd-fastest#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
@@ -271145,7 +272294,29 @@
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-zstd-default#03
+=== RUN   TestReader/several_files_in_chunk_chunked-gzip-no-compression#03
+    testutil.go:303: minChunkSize = 8000
+    testutil.go:318: vvvvv Node tree vvvvv
+    testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo2": got preread of 4
+    testutil.go:339: vvvvv Node tree (cloned) vvvvv
+    testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
+    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
+    testutil.go:714: On "foo2": got preread of 4
+=== RUN   TestReader/several_files_in_chunk_chunked-gzip-bestspeed#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -271167,7 +272338,7 @@
     testutil.go:440:  +- [4] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 3
-=== RUN   TestReader/several_files_in_chunk_chunked-gzip-no-compression#03
+=== RUN   TestReader/several_files_in_chunk_chunked-gzip-bestcompression#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -271189,51 +272360,51 @@
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-gzip-bestspeed#03
+=== RUN   TestReader/several_files_in_chunk_chunked-gzip-huffmanonly#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 7
+    testutil.go:714: On "foo2": got preread of 4
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestspeed#03
+    testutil.go:714: On "foo2": got preread of 4
+=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-huffmanonly#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 7
+    testutil.go:714: On "foo2": got preread of 6
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestcompression#03
+    testutil.go:714: On "foo2": got preread of 6
+=== RUN   TestReader/several_files_in_chunk_chunked-zstd-default#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -271259,12 +272430,12 @@
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
+    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
@@ -271277,95 +272448,51 @@
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-gzip-bestcompression#03
-    testutil.go:303: minChunkSize = 8000
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 6
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [2] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [3] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [5] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [6] "foo3" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 6
 === RUN   TestReader/several_files_in_chunk_chunked-gzip-defaultcompression#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
     testutil.go:440:  +- [5] "bar" : drwxr-xr-x
     testutil.go:440:  +- [6] "foo3" : -rw-r--r--
     testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "foo" : drwxr-xr-x
     testutil.go:440:   +- [3] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [4] "foo2" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 6
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
+    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [2] "foo" : drwxr-xr-x
     testutil.go:440:   +- [3] "foo1" : -rw-r--r--
     testutil.go:440:  +- [4] "foo2" : -rw-r--r--
     testutil.go:440:  +- [5] "bar" : drwxr-xr-x
     testutil.go:440:  +- [6] "foo3" : -rw-r--r--
-    testutil.go:440:  +- [7] ".no.prefetch.landmark" : ----------
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 6
-=== RUN   TestReader/several_files_in_chunk_chunked-gzip-huffmanonly#03
-    testutil.go:303: minChunkSize = 8000
-    testutil.go:318: vvvvv Node tree vvvvv
-    testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
-    testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 4
-    testutil.go:339: vvvvv Node tree (cloned) vvvvv
-    testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [5] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [6] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [7] "foo1" : -rw-r--r--
-    testutil.go:440:  +- [2] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [3] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [4] "foo3" : -rw-r--r--
-    testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
-    testutil.go:714: On "foo2": got preread of 4
-=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-defaultcompression#03
+=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestspeed#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
-    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
-    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
-    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
+    testutil.go:440:  +- [5] "foo2" : -rw-r--r--
+    testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:321: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
     testutil.go:440:  +- [3] "foo" : drwxr-xr-x
     testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
+    testutil.go:440:  +- [7] "foo3" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
-=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-huffmanonly#03
+=== RUN   TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestcompression#03
     testutil.go:303: minChunkSize = 8000
     testutil.go:318: vvvvv Node tree vvvvv
     testutil.go:319: [1] ROOT
@@ -271379,403 +272506,403 @@
     testutil.go:714: On "foo2": got preread of 7
     testutil.go:339: vvvvv Node tree (cloned) vvvvv
     testutil.go:340: [1] ROOT
-    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
-    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
-    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:440:  +- [5] "foo2" : -rw-r--r--
     testutil.go:440:  +- [6] "bar" : drwxr-xr-x
     testutil.go:440:  +- [7] "foo3" : -rw-r--r--
+    testutil.go:440:  +- [2] ".no.prefetch.landmark" : ----------
+    testutil.go:440:  +- [3] "foo" : drwxr-xr-x
+    testutil.go:440:   +- [4] "foo1" : -rw-r--r--
     testutil.go:342: ^^^^^^^^^^^^^^^^^^^^^
     testutil.go:714: On "foo2": got preread of 7
 === RUN   TestReader/clone-id-stability
---- PASS: TestReader (8.54s)
-    --- PASS: TestReader/empty-gzip-huffmanonly (0.00s)
-    --- PASS: TestReader/empty-externaltoc-gzip-defaultcompression (0.00s)
+--- PASS: TestReader (11.33s)
+    --- PASS: TestReader/empty-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/empty-gzip-bestcompression (0.01s)
+    --- PASS: TestReader/empty-gzip-huffmanonly (0.01s)
     --- PASS: TestReader/empty-externaltoc-gzip-huffmanonly (0.00s)
-    --- PASS: TestReader/empty-zstd-fastest (0.01s)
     --- PASS: TestReader/empty-zstd-default (0.01s)
-    --- PASS: TestReader/empty-gzip-no-compression (0.00s)
-    --- PASS: TestReader/empty-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/empty-externaltoc-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/empty-externaltoc-gzip-bestcompression (0.01s)
-    --- PASS: TestReader/empty-zstd-bettercompression (0.01s)
-    --- PASS: TestReader/empty-gzip-bestcompression (0.00s)
+    --- PASS: TestReader/empty-zstd-bettercompression (0.02s)
     --- PASS: TestReader/empty-gzip-defaultcompression (0.00s)
-    --- PASS: TestReader/empty-gzip-no-compression#01 (0.00s)
-    --- PASS: TestReader/empty-gzip-bestspeed#01 (0.00s)
-    --- PASS: TestReader/empty-externaltoc-gzip-bestspeed#01 (0.00s)
-    --- PASS: TestReader/empty-externaltoc-gzip-bestcompression#01 (0.00s)
+    --- PASS: TestReader/empty-externaltoc-gzip-bestspeed (0.00s)
+    --- PASS: TestReader/empty-externaltoc-gzip-bestcompression (0.00s)
+    --- PASS: TestReader/empty-externaltoc-gzip-defaultcompression (0.01s)
+    --- PASS: TestReader/empty-zstd-fastest (0.01s)
+    --- PASS: TestReader/empty-gzip-no-compression (0.00s)
+    --- PASS: TestReader/empty-zstd-default#01 (0.01s)
     --- PASS: TestReader/empty-zstd-bettercompression#01 (0.02s)
-    --- PASS: TestReader/empty-gzip-bestcompression#01 (0.00s)
     --- PASS: TestReader/empty-gzip-defaultcompression#01 (0.00s)
-    --- PASS: TestReader/empty-gzip-huffmanonly#01 (0.00s)
-    --- PASS: TestReader/empty-externaltoc-gzip-defaultcompression#01 (0.00s)
-    --- PASS: TestReader/empty-externaltoc-gzip-huffmanonly#01 (0.00s)
+    --- PASS: TestReader/empty-externaltoc-gzip-bestspeed#01 (0.00s)
+    --- PASS: TestReader/empty-externaltoc-gzip-bestcompression#01 (0.00s)
+    --- PASS: TestReader/empty-externaltoc-gzip-defaultcompression#01 (0.01s)
     --- PASS: TestReader/empty-zstd-fastest#01 (0.01s)
-    --- PASS: TestReader/empty-zstd-default#01 (0.01s)
-    --- PASS: TestReader/empty-externaltoc-gzip-bestcompression#02 (0.00s)
-    --- PASS: TestReader/empty-zstd-bettercompression#02 (0.01s)
-    --- PASS: TestReader/empty-gzip-bestcompression#02 (0.00s)
-    --- PASS: TestReader/empty-gzip-defaultcompression#02 (0.00s)
-    --- PASS: TestReader/empty-gzip-huffmanonly#02 (0.00s)
+    --- PASS: TestReader/empty-gzip-no-compression#01 (0.00s)
+    --- PASS: TestReader/empty-gzip-bestspeed#01 (0.00s)
+    --- PASS: TestReader/empty-gzip-bestcompression#01 (0.01s)
+    --- PASS: TestReader/empty-gzip-huffmanonly#01 (0.01s)
+    --- PASS: TestReader/empty-externaltoc-gzip-huffmanonly#01 (0.00s)
+    --- PASS: TestReader/empty-externaltoc-gzip-bestspeed#02 (0.01s)
+    --- PASS: TestReader/empty-externaltoc-gzip-bestcompression#02 (0.01s)
     --- PASS: TestReader/empty-externaltoc-gzip-defaultcompression#02 (0.00s)
-    --- PASS: TestReader/empty-externaltoc-gzip-huffmanonly#02 (0.00s)
     --- PASS: TestReader/empty-zstd-fastest#02 (0.01s)
-    --- PASS: TestReader/empty-zstd-default#02 (0.01s)
     --- PASS: TestReader/empty-gzip-no-compression#02 (0.00s)
-    --- PASS: TestReader/empty-gzip-bestspeed#02 (0.00s)
-    --- PASS: TestReader/empty-externaltoc-gzip-bestspeed#02 (0.00s)
-    --- PASS: TestReader/empty-gzip-no-compression#03 (0.00s)
-    --- PASS: TestReader/empty-gzip-bestspeed#03 (0.00s)
+    --- PASS: TestReader/empty-gzip-bestspeed#02 (0.01s)
+    --- PASS: TestReader/empty-gzip-bestcompression#02 (0.00s)
+    --- PASS: TestReader/empty-gzip-huffmanonly#02 (0.01s)
+    --- PASS: TestReader/empty-externaltoc-gzip-huffmanonly#02 (0.00s)
+    --- PASS: TestReader/empty-zstd-default#02 (0.02s)
+    --- PASS: TestReader/empty-zstd-bettercompression#02 (0.02s)
+    --- PASS: TestReader/empty-gzip-defaultcompression#02 (0.00s)
+    --- PASS: TestReader/empty-zstd-default#03 (0.01s)
+    --- PASS: TestReader/empty-zstd-bettercompression#03 (0.01s)
+    --- PASS: TestReader/empty-gzip-defaultcompression#03 (0.00s)
     --- PASS: TestReader/empty-externaltoc-gzip-bestspeed#03 (0.00s)
     --- PASS: TestReader/empty-externaltoc-gzip-bestcompression#03 (0.00s)
-    --- PASS: TestReader/empty-zstd-bettercompression#03 (0.02s)
-    --- PASS: TestReader/empty-gzip-bestcompression#03 (0.00s)
-    --- PASS: TestReader/empty-gzip-defaultcompression#03 (0.00s)
+    --- PASS: TestReader/empty-externaltoc-gzip-defaultcompression#03 (0.01s)
+    --- PASS: TestReader/empty-zstd-fastest#03 (0.02s)
+    --- PASS: TestReader/empty-gzip-no-compression#03 (0.00s)
+    --- PASS: TestReader/empty-gzip-bestspeed#03 (0.02s)
+    --- PASS: TestReader/empty-gzip-bestcompression#03 (0.02s)
     --- PASS: TestReader/empty-gzip-huffmanonly#03 (0.00s)
-    --- PASS: TestReader/empty-externaltoc-gzip-defaultcompression#03 (0.00s)
-    --- PASS: TestReader/empty-externaltoc-gzip-huffmanonly#03 (0.00s)
-    --- PASS: TestReader/empty-zstd-fastest#03 (0.01s)
-    --- PASS: TestReader/empty-zstd-default#03 (0.01s)
-    --- PASS: TestReader/files-zstd-default (0.02s)
-    --- PASS: TestReader/files-gzip-no-compression (0.00s)
-    --- PASS: TestReader/files-gzip-bestspeed (0.00s)
-    --- PASS: TestReader/files-externaltoc-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/files-externaltoc-gzip-bestcompression (0.01s)
-    --- PASS: TestReader/files-zstd-bettercompression (0.02s)
-    --- PASS: TestReader/files-gzip-bestcompression (0.00s)
-    --- PASS: TestReader/files-gzip-defaultcompression (0.00s)
-    --- PASS: TestReader/files-gzip-huffmanonly (0.00s)
+    --- PASS: TestReader/empty-externaltoc-gzip-huffmanonly#03 (0.01s)
+    --- PASS: TestReader/files-gzip-defaultcompression (0.02s)
+    --- PASS: TestReader/files-externaltoc-gzip-bestspeed (0.04s)
+    --- PASS: TestReader/files-externaltoc-gzip-bestcompression (0.02s)
     --- PASS: TestReader/files-externaltoc-gzip-defaultcompression (0.01s)
-    --- PASS: TestReader/files-externaltoc-gzip-huffmanonly (0.01s)
-    --- PASS: TestReader/files-zstd-fastest (0.01s)
-    --- PASS: TestReader/files-externaltoc-gzip-huffmanonly#01 (0.00s)
-    --- PASS: TestReader/files-zstd-fastest#01 (0.01s)
+    --- PASS: TestReader/files-zstd-fastest (0.03s)
+    --- PASS: TestReader/files-gzip-no-compression (0.01s)
+    --- PASS: TestReader/files-gzip-bestspeed (0.02s)
+    --- PASS: TestReader/files-gzip-bestcompression (0.01s)
+    --- PASS: TestReader/files-gzip-huffmanonly (0.02s)
+    --- PASS: TestReader/files-externaltoc-gzip-huffmanonly (0.02s)
+    --- PASS: TestReader/files-zstd-default (0.04s)
+    --- PASS: TestReader/files-zstd-bettercompression (0.04s)
     --- PASS: TestReader/files-zstd-default#01 (0.02s)
-    --- PASS: TestReader/files-gzip-no-compression#01 (0.00s)
-    --- PASS: TestReader/files-gzip-bestspeed#01 (0.01s)
-    --- PASS: TestReader/files-externaltoc-gzip-bestspeed#01 (0.01s)
+    --- PASS: TestReader/files-zstd-bettercompression#01 (0.02s)
+    --- PASS: TestReader/files-gzip-defaultcompression#01 (0.01s)
+    --- PASS: TestReader/files-externaltoc-gzip-bestspeed#01 (0.00s)
     --- PASS: TestReader/files-externaltoc-gzip-bestcompression#01 (0.01s)
-    --- PASS: TestReader/files-zstd-bettercompression#01 (0.03s)
-    --- PASS: TestReader/files-gzip-bestcompression#01 (0.00s)
-    --- PASS: TestReader/files-gzip-defaultcompression#01 (0.00s)
+    --- PASS: TestReader/files-externaltoc-gzip-defaultcompression#01 (0.02s)
+    --- PASS: TestReader/files-zstd-fastest#01 (0.03s)
+    --- PASS: TestReader/files-gzip-no-compression#01 (0.01s)
+    --- PASS: TestReader/files-gzip-bestspeed#01 (0.01s)
+    --- PASS: TestReader/files-gzip-bestcompression#01 (0.01s)
     --- PASS: TestReader/files-gzip-huffmanonly#01 (0.01s)
-    --- PASS: TestReader/files-externaltoc-gzip-defaultcompression#01 (0.00s)
-    --- PASS: TestReader/files-gzip-defaultcompression#02 (0.01s)
-    --- PASS: TestReader/files-gzip-huffmanonly#02 (0.01s)
+    --- PASS: TestReader/files-externaltoc-gzip-huffmanonly#01 (0.01s)
+    --- PASS: TestReader/files-externaltoc-gzip-bestspeed#02 (0.03s)
+    --- PASS: TestReader/files-externaltoc-gzip-bestcompression#02 (0.02s)
     --- PASS: TestReader/files-externaltoc-gzip-defaultcompression#02 (0.01s)
-    --- PASS: TestReader/files-externaltoc-gzip-huffmanonly#02 (0.01s)
-    --- PASS: TestReader/files-zstd-fastest#02 (0.01s)
-    --- PASS: TestReader/files-zstd-default#02 (0.02s)
-    --- PASS: TestReader/files-gzip-no-compression#02 (0.00s)
+    --- PASS: TestReader/files-zstd-fastest#02 (0.02s)
+    --- PASS: TestReader/files-gzip-no-compression#02 (0.01s)
     --- PASS: TestReader/files-gzip-bestspeed#02 (0.01s)
-    --- PASS: TestReader/files-externaltoc-gzip-bestspeed#02 (0.01s)
-    --- PASS: TestReader/files-externaltoc-gzip-bestcompression#02 (0.01s)
+    --- PASS: TestReader/files-gzip-bestcompression#02 (0.03s)
+    --- PASS: TestReader/files-gzip-huffmanonly#02 (0.02s)
+    --- PASS: TestReader/files-externaltoc-gzip-huffmanonly#02 (0.01s)
+    --- PASS: TestReader/files-zstd-default#02 (0.04s)
     --- PASS: TestReader/files-zstd-bettercompression#02 (0.03s)
-    --- PASS: TestReader/files-gzip-bestcompression#02 (0.00s)
+    --- PASS: TestReader/files-gzip-defaultcompression#02 (0.01s)
     --- PASS: TestReader/files-zstd-bettercompression#03 (0.02s)
-    --- PASS: TestReader/files-gzip-bestcompression#03 (0.00s)
     --- PASS: TestReader/files-gzip-defaultcompression#03 (0.00s)
-    --- PASS: TestReader/files-gzip-huffmanonly#03 (0.01s)
-    --- PASS: TestReader/files-externaltoc-gzip-defaultcompression#03 (0.01s)
-    --- PASS: TestReader/files-externaltoc-gzip-huffmanonly#03 (0.01s)
-    --- PASS: TestReader/files-zstd-fastest#03 (0.01s)
-    --- PASS: TestReader/files-zstd-default#03 (0.02s)
-    --- PASS: TestReader/files-gzip-no-compression#03 (0.00s)
-    --- PASS: TestReader/files-gzip-bestspeed#03 (0.00s)
-    --- PASS: TestReader/files-externaltoc-gzip-bestspeed#03 (0.01s)
+    --- PASS: TestReader/files-externaltoc-gzip-bestspeed#03 (0.00s)
     --- PASS: TestReader/files-externaltoc-gzip-bestcompression#03 (0.01s)
-    --- PASS: TestReader/dirs-externaltoc-gzip-bestcompression (0.01s)
-    --- PASS: TestReader/dirs-zstd-bettercompression (0.04s)
-    --- PASS: TestReader/dirs-gzip-bestcompression (0.01s)
+    --- PASS: TestReader/files-externaltoc-gzip-defaultcompression#03 (0.02s)
+    --- PASS: TestReader/files-zstd-fastest#03 (0.03s)
+    --- PASS: TestReader/files-gzip-no-compression#03 (0.01s)
+    --- PASS: TestReader/files-gzip-bestspeed#03 (0.02s)
+    --- PASS: TestReader/files-gzip-bestcompression#03 (0.05s)
+    --- PASS: TestReader/files-gzip-huffmanonly#03 (0.02s)
+    --- PASS: TestReader/files-externaltoc-gzip-huffmanonly#03 (0.02s)
+    --- PASS: TestReader/files-zstd-default#03 (0.05s)
+    --- PASS: TestReader/dirs-zstd-bettercompression (0.05s)
     --- PASS: TestReader/dirs-gzip-defaultcompression (0.01s)
-    --- PASS: TestReader/dirs-gzip-huffmanonly (0.01s)
+    --- PASS: TestReader/dirs-externaltoc-gzip-bestspeed (0.03s)
+    --- PASS: TestReader/dirs-externaltoc-gzip-bestcompression (0.02s)
     --- PASS: TestReader/dirs-externaltoc-gzip-defaultcompression (0.01s)
-    --- PASS: TestReader/dirs-externaltoc-gzip-huffmanonly (0.01s)
-    --- PASS: TestReader/dirs-zstd-fastest (0.02s)
-    --- PASS: TestReader/dirs-zstd-default (0.02s)
+    --- PASS: TestReader/dirs-zstd-fastest (0.03s)
     --- PASS: TestReader/dirs-gzip-no-compression (0.01s)
-    --- PASS: TestReader/dirs-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/dirs-externaltoc-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/dirs-zstd-fastest#01 (0.02s)
-    --- PASS: TestReader/dirs-zstd-default#01 (0.03s)
+    --- PASS: TestReader/dirs-gzip-bestspeed (0.02s)
+    --- PASS: TestReader/dirs-gzip-bestcompression (0.01s)
+    --- PASS: TestReader/dirs-gzip-huffmanonly (0.01s)
+    --- PASS: TestReader/dirs-externaltoc-gzip-huffmanonly (0.02s)
+    --- PASS: TestReader/dirs-zstd-default (0.04s)
     --- PASS: TestReader/dirs-gzip-no-compression#01 (0.01s)
-    --- PASS: TestReader/dirs-gzip-bestspeed#01 (0.01s)
-    --- PASS: TestReader/dirs-externaltoc-gzip-bestspeed#01 (0.01s)
-    --- PASS: TestReader/dirs-externaltoc-gzip-bestcompression#01 (0.01s)
+    --- PASS: TestReader/dirs-gzip-bestspeed#01 (0.02s)
+    --- PASS: TestReader/dirs-gzip-bestcompression#01 (0.02s)
+    --- PASS: TestReader/dirs-gzip-huffmanonly#01 (0.02s)
+    --- PASS: TestReader/dirs-externaltoc-gzip-huffmanonly#01 (0.01s)
+    --- PASS: TestReader/dirs-zstd-default#01 (0.04s)
     --- PASS: TestReader/dirs-zstd-bettercompression#01 (0.03s)
-    --- PASS: TestReader/dirs-gzip-bestcompression#01 (0.01s)
     --- PASS: TestReader/dirs-gzip-defaultcompression#01 (0.01s)
-    --- PASS: TestReader/dirs-gzip-huffmanonly#01 (0.01s)
+    --- PASS: TestReader/dirs-externaltoc-gzip-bestspeed#01 (0.01s)
+    --- PASS: TestReader/dirs-externaltoc-gzip-bestcompression#01 (0.01s)
     --- PASS: TestReader/dirs-externaltoc-gzip-defaultcompression#01 (0.01s)
-    --- PASS: TestReader/dirs-externaltoc-gzip-huffmanonly#01 (0.01s)
-    --- PASS: TestReader/dirs-zstd-bettercompression#02 (0.04s)
-    --- PASS: TestReader/dirs-gzip-bestcompression#02 (0.01s)
+    --- PASS: TestReader/dirs-zstd-fastest#01 (0.02s)
+    --- PASS: TestReader/dirs-zstd-default#02 (0.03s)
+    --- PASS: TestReader/dirs-zstd-bettercompression#02 (0.03s)
     --- PASS: TestReader/dirs-gzip-defaultcompression#02 (0.01s)
-    --- PASS: TestReader/dirs-gzip-huffmanonly#02 (0.01s)
+    --- PASS: TestReader/dirs-externaltoc-gzip-bestspeed#02 (0.01s)
+    --- PASS: TestReader/dirs-externaltoc-gzip-bestcompression#02 (0.01s)
     --- PASS: TestReader/dirs-externaltoc-gzip-defaultcompression#02 (0.01s)
-    --- PASS: TestReader/dirs-externaltoc-gzip-huffmanonly#02 (0.01s)
     --- PASS: TestReader/dirs-zstd-fastest#02 (0.02s)
-    --- PASS: TestReader/dirs-zstd-default#02 (0.03s)
     --- PASS: TestReader/dirs-gzip-no-compression#02 (0.01s)
-    --- PASS: TestReader/dirs-gzip-bestspeed#02 (0.01s)
-    --- PASS: TestReader/dirs-externaltoc-gzip-bestspeed#02 (0.01s)
-    --- PASS: TestReader/dirs-externaltoc-gzip-bestcompression#02 (0.01s)
-    --- PASS: TestReader/dirs-gzip-bestcompression#03 (0.01s)
+    --- PASS: TestReader/dirs-gzip-bestspeed#02 (0.02s)
+    --- PASS: TestReader/dirs-gzip-bestcompression#02 (0.02s)
+    --- PASS: TestReader/dirs-gzip-huffmanonly#02 (0.02s)
+    --- PASS: TestReader/dirs-externaltoc-gzip-huffmanonly#02 (0.01s)
     --- PASS: TestReader/dirs-gzip-defaultcompression#03 (0.01s)
-    --- PASS: TestReader/dirs-gzip-huffmanonly#03 (0.01s)
+    --- PASS: TestReader/dirs-externaltoc-gzip-bestspeed#03 (0.02s)
+    --- PASS: TestReader/dirs-externaltoc-gzip-bestcompression#03 (0.01s)
     --- PASS: TestReader/dirs-externaltoc-gzip-defaultcompression#03 (0.01s)
-    --- PASS: TestReader/dirs-externaltoc-gzip-huffmanonly#03 (0.01s)
     --- PASS: TestReader/dirs-zstd-fastest#03 (0.02s)
-    --- PASS: TestReader/dirs-zstd-default#03 (0.02s)
-    --- PASS: TestReader/dirs-gzip-no-compression#03 (0.00s)
+    --- PASS: TestReader/dirs-gzip-no-compression#03 (0.02s)
     --- PASS: TestReader/dirs-gzip-bestspeed#03 (0.01s)
-    --- PASS: TestReader/dirs-externaltoc-gzip-bestspeed#03 (0.01s)
-    --- PASS: TestReader/dirs-externaltoc-gzip-bestcompression#03 (0.01s)
+    --- PASS: TestReader/dirs-gzip-bestcompression#03 (0.01s)
+    --- PASS: TestReader/dirs-gzip-huffmanonly#03 (0.01s)
+    --- PASS: TestReader/dirs-externaltoc-gzip-huffmanonly#03 (0.01s)
+    --- PASS: TestReader/dirs-zstd-default#03 (0.04s)
     --- PASS: TestReader/dirs-zstd-bettercompression#03 (0.04s)
-    --- PASS: TestReader/hardlinks-externaltoc-gzip-huffmanonly (0.01s)
-    --- PASS: TestReader/hardlinks-zstd-fastest (0.02s)
-    --- PASS: TestReader/hardlinks-zstd-default (0.03s)
-    --- PASS: TestReader/hardlinks-gzip-no-compression (0.01s)
-    --- PASS: TestReader/hardlinks-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/hardlinks-zstd-bettercompression (0.04s)
+    --- PASS: TestReader/hardlinks-gzip-defaultcompression (0.01s)
     --- PASS: TestReader/hardlinks-externaltoc-gzip-bestspeed (0.01s)
     --- PASS: TestReader/hardlinks-externaltoc-gzip-bestcompression (0.01s)
-    --- PASS: TestReader/hardlinks-zstd-bettercompression (0.04s)
+    --- PASS: TestReader/hardlinks-externaltoc-gzip-defaultcompression (0.01s)
+    --- PASS: TestReader/hardlinks-zstd-fastest (0.02s)
+    --- PASS: TestReader/hardlinks-gzip-no-compression (0.00s)
+    --- PASS: TestReader/hardlinks-gzip-bestspeed (0.02s)
     --- PASS: TestReader/hardlinks-gzip-bestcompression (0.01s)
-    --- PASS: TestReader/hardlinks-gzip-defaultcompression (0.01s)
     --- PASS: TestReader/hardlinks-gzip-huffmanonly (0.01s)
-    --- PASS: TestReader/hardlinks-externaltoc-gzip-defaultcompression (0.02s)
+    --- PASS: TestReader/hardlinks-externaltoc-gzip-huffmanonly (0.01s)
+    --- PASS: TestReader/hardlinks-zstd-default (0.04s)
     --- PASS: TestReader/hardlinks-gzip-bestspeed#01 (0.01s)
-    --- PASS: TestReader/hardlinks-externaltoc-gzip-bestspeed#01 (0.01s)
-    --- PASS: TestReader/hardlinks-externaltoc-gzip-bestcompression#01 (0.01s)
-    --- PASS: TestReader/hardlinks-zstd-bettercompression#01 (0.05s)
     --- PASS: TestReader/hardlinks-gzip-bestcompression#01 (0.01s)
-    --- PASS: TestReader/hardlinks-gzip-defaultcompression#01 (0.00s)
     --- PASS: TestReader/hardlinks-gzip-huffmanonly#01 (0.01s)
-    --- PASS: TestReader/hardlinks-externaltoc-gzip-defaultcompression#01 (0.01s)
     --- PASS: TestReader/hardlinks-externaltoc-gzip-huffmanonly#01 (0.01s)
-    --- PASS: TestReader/hardlinks-zstd-fastest#01 (0.03s)
-    --- PASS: TestReader/hardlinks-zstd-default#01 (0.02s)
+    --- PASS: TestReader/hardlinks-zstd-default#01 (0.03s)
+    --- PASS: TestReader/hardlinks-zstd-bettercompression#01 (0.05s)
+    --- PASS: TestReader/hardlinks-gzip-defaultcompression#01 (0.00s)
+    --- PASS: TestReader/hardlinks-externaltoc-gzip-bestspeed#01 (0.00s)
+    --- PASS: TestReader/hardlinks-externaltoc-gzip-bestcompression#01 (0.00s)
+    --- PASS: TestReader/hardlinks-externaltoc-gzip-defaultcompression#01 (0.01s)
+    --- PASS: TestReader/hardlinks-zstd-fastest#01 (0.01s)
     --- PASS: TestReader/hardlinks-gzip-no-compression#01 (0.00s)
-    --- PASS: TestReader/hardlinks-gzip-bestspeed#02 (0.00s)
-    --- PASS: TestReader/hardlinks-externaltoc-gzip-bestspeed#02 (0.00s)
-    --- PASS: TestReader/hardlinks-externaltoc-gzip-bestcompression#02 (0.01s)
-    --- PASS: TestReader/hardlinks-zstd-bettercompression#02 (0.04s)
-    --- PASS: TestReader/hardlinks-gzip-bestcompression#02 (0.01s)
-    --- PASS: TestReader/hardlinks-gzip-defaultcompression#02 (0.01s)
-    --- PASS: TestReader/hardlinks-gzip-huffmanonly#02 (0.01s)
     --- PASS: TestReader/hardlinks-externaltoc-gzip-defaultcompression#02 (0.01s)
-    --- PASS: TestReader/hardlinks-externaltoc-gzip-huffmanonly#02 (0.01s)
     --- PASS: TestReader/hardlinks-zstd-fastest#02 (0.01s)
-    --- PASS: TestReader/hardlinks-zstd-default#02 (0.02s)
     --- PASS: TestReader/hardlinks-gzip-no-compression#02 (0.00s)
-    --- PASS: TestReader/hardlinks-gzip-defaultcompression#03 (0.01s)
+    --- PASS: TestReader/hardlinks-gzip-bestspeed#02 (0.01s)
+    --- PASS: TestReader/hardlinks-gzip-bestcompression#02 (0.01s)
+    --- PASS: TestReader/hardlinks-gzip-huffmanonly#02 (0.01s)
+    --- PASS: TestReader/hardlinks-externaltoc-gzip-huffmanonly#02 (0.02s)
+    --- PASS: TestReader/hardlinks-zstd-default#02 (0.04s)
+    --- PASS: TestReader/hardlinks-zstd-bettercompression#02 (0.04s)
+    --- PASS: TestReader/hardlinks-gzip-defaultcompression#02 (0.01s)
+    --- PASS: TestReader/hardlinks-externaltoc-gzip-bestspeed#02 (0.01s)
+    --- PASS: TestReader/hardlinks-externaltoc-gzip-bestcompression#02 (0.01s)
+    --- PASS: TestReader/hardlinks-gzip-no-compression#03 (0.02s)
+    --- PASS: TestReader/hardlinks-gzip-bestspeed#03 (0.01s)
+    --- PASS: TestReader/hardlinks-gzip-bestcompression#03 (0.01s)
     --- PASS: TestReader/hardlinks-gzip-huffmanonly#03 (0.01s)
-    --- PASS: TestReader/hardlinks-externaltoc-gzip-defaultcompression#03 (0.01s)
     --- PASS: TestReader/hardlinks-externaltoc-gzip-huffmanonly#03 (0.01s)
-    --- PASS: TestReader/hardlinks-zstd-fastest#03 (0.02s)
-    --- PASS: TestReader/hardlinks-zstd-default#03 (0.02s)
-    --- PASS: TestReader/hardlinks-gzip-no-compression#03 (0.00s)
-    --- PASS: TestReader/hardlinks-gzip-bestspeed#03 (0.01s)
+    --- PASS: TestReader/hardlinks-zstd-default#03 (0.03s)
+    --- PASS: TestReader/hardlinks-zstd-bettercompression#03 (0.05s)
+    --- PASS: TestReader/hardlinks-gzip-defaultcompression#03 (0.00s)
     --- PASS: TestReader/hardlinks-externaltoc-gzip-bestspeed#03 (0.01s)
-    --- PASS: TestReader/hardlinks-externaltoc-gzip-bestcompression#03 (0.01s)
-    --- PASS: TestReader/hardlinks-zstd-bettercompression#03 (0.03s)
-    --- PASS: TestReader/hardlinks-gzip-bestcompression#03 (0.00s)
+    --- PASS: TestReader/hardlinks-externaltoc-gzip-bestcompression#03 (0.00s)
+    --- PASS: TestReader/hardlinks-externaltoc-gzip-defaultcompression#03 (0.01s)
+    --- PASS: TestReader/hardlinks-zstd-fastest#03 (0.01s)
+    --- PASS: TestReader/various_files-zstd-fastest (0.00s)
+    --- PASS: TestReader/various_files-gzip-no-compression (0.01s)
     --- PASS: TestReader/various_files-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/various_files-externaltoc-gzip-bestspeed (0.01s)
+    --- PASS: TestReader/various_files-gzip-bestcompression (0.01s)
+    --- PASS: TestReader/various_files-gzip-huffmanonly (0.01s)
+    --- PASS: TestReader/various_files-externaltoc-gzip-huffmanonly (0.01s)
+    --- PASS: TestReader/various_files-zstd-default (0.02s)
+    --- PASS: TestReader/various_files-zstd-bettercompression (0.05s)
+    --- PASS: TestReader/various_files-gzip-defaultcompression (0.01s)
+    --- PASS: TestReader/various_files-externaltoc-gzip-bestspeed (0.00s)
     --- PASS: TestReader/various_files-externaltoc-gzip-bestcompression (0.00s)
-    --- PASS: TestReader/various_files-zstd-bettercompression (0.03s)
-    --- PASS: TestReader/various_files-gzip-bestcompression (0.00s)
-    --- PASS: TestReader/various_files-gzip-defaultcompression (0.00s)
-    --- PASS: TestReader/various_files-gzip-huffmanonly (0.00s)
-    --- PASS: TestReader/various_files-externaltoc-gzip-defaultcompression (0.00s)
-    --- PASS: TestReader/various_files-externaltoc-gzip-huffmanonly (0.00s)
-    --- PASS: TestReader/various_files-zstd-fastest (0.00s)
-    --- PASS: TestReader/various_files-zstd-default (0.01s)
-    --- PASS: TestReader/various_files-gzip-no-compression (0.00s)
-    --- PASS: TestReader/various_files-zstd-bettercompression#01 (0.02s)
-    --- PASS: TestReader/various_files-gzip-bestcompression#01 (0.00s)
-    --- PASS: TestReader/various_files-gzip-defaultcompression#01 (0.00s)
-    --- PASS: TestReader/various_files-gzip-huffmanonly#01 (0.00s)
-    --- PASS: TestReader/various_files-externaltoc-gzip-defaultcompression#01 (0.00s)
-    --- PASS: TestReader/various_files-externaltoc-gzip-huffmanonly#01 (0.00s)
-    --- PASS: TestReader/various_files-zstd-fastest#01 (0.00s)
-    --- PASS: TestReader/various_files-zstd-default#01 (0.00s)
+    --- PASS: TestReader/various_files-externaltoc-gzip-defaultcompression (0.01s)
+    --- PASS: TestReader/various_files-zstd-fastest#01 (0.01s)
     --- PASS: TestReader/various_files-gzip-no-compression#01 (0.00s)
-    --- PASS: TestReader/various_files-gzip-bestspeed#01 (0.00s)
-    --- PASS: TestReader/various_files-externaltoc-gzip-bestspeed#01 (0.01s)
+    --- PASS: TestReader/various_files-gzip-bestspeed#01 (0.01s)
+    --- PASS: TestReader/various_files-gzip-bestcompression#01 (0.01s)
+    --- PASS: TestReader/various_files-gzip-huffmanonly#01 (0.01s)
+    --- PASS: TestReader/various_files-externaltoc-gzip-huffmanonly#01 (0.02s)
+    --- PASS: TestReader/various_files-zstd-default#01 (0.02s)
+    --- PASS: TestReader/various_files-zstd-bettercompression#01 (0.05s)
+    --- PASS: TestReader/various_files-gzip-defaultcompression#01 (0.01s)
+    --- PASS: TestReader/various_files-externaltoc-gzip-bestspeed#01 (0.00s)
     --- PASS: TestReader/various_files-externaltoc-gzip-bestcompression#01 (0.00s)
-    --- PASS: TestReader/various_files-zstd-fastest#02 (0.00s)
-    --- PASS: TestReader/various_files-zstd-default#02 (0.01s)
-    --- PASS: TestReader/various_files-gzip-no-compression#02 (0.00s)
-    --- PASS: TestReader/various_files-gzip-bestspeed#02 (0.00s)
-    --- PASS: TestReader/various_files-externaltoc-gzip-bestspeed#02 (0.01s)
-    --- PASS: TestReader/various_files-externaltoc-gzip-bestcompression#02 (0.01s)
-    --- PASS: TestReader/various_files-zstd-bettercompression#02 (0.04s)
-    --- PASS: TestReader/various_files-gzip-bestcompression#02 (0.01s)
+    --- PASS: TestReader/various_files-externaltoc-gzip-defaultcompression#01 (0.00s)
+    --- PASS: TestReader/various_files-zstd-bettercompression#02 (0.02s)
     --- PASS: TestReader/various_files-gzip-defaultcompression#02 (0.00s)
-    --- PASS: TestReader/various_files-gzip-huffmanonly#02 (0.00s)
+    --- PASS: TestReader/various_files-externaltoc-gzip-bestspeed#02 (0.00s)
+    --- PASS: TestReader/various_files-externaltoc-gzip-bestcompression#02 (0.00s)
     --- PASS: TestReader/various_files-externaltoc-gzip-defaultcompression#02 (0.00s)
-    --- PASS: TestReader/various_files-externaltoc-gzip-huffmanonly#02 (0.00s)
-    --- PASS: TestReader/various_files-zstd-default#03 (0.01s)
-    --- PASS: TestReader/various_files-gzip-no-compression#03 (0.00s)
-    --- PASS: TestReader/various_files-gzip-bestspeed#03 (0.00s)
-    --- PASS: TestReader/various_files-externaltoc-gzip-bestspeed#03 (0.01s)
-    --- PASS: TestReader/various_files-externaltoc-gzip-bestcompression#03 (0.01s)
-    --- PASS: TestReader/various_files-zstd-bettercompression#03 (0.03s)
-    --- PASS: TestReader/various_files-gzip-bestcompression#03 (0.00s)
+    --- PASS: TestReader/various_files-zstd-fastest#02 (0.00s)
+    --- PASS: TestReader/various_files-gzip-no-compression#02 (0.01s)
+    --- PASS: TestReader/various_files-gzip-bestspeed#02 (0.01s)
+    --- PASS: TestReader/various_files-gzip-bestcompression#02 (0.01s)
+    --- PASS: TestReader/various_files-gzip-huffmanonly#02 (0.01s)
+    --- PASS: TestReader/various_files-externaltoc-gzip-huffmanonly#02 (0.01s)
+    --- PASS: TestReader/various_files-zstd-default#02 (0.02s)
+    --- PASS: TestReader/various_files-zstd-default#03 (0.02s)
+    --- PASS: TestReader/various_files-zstd-bettercompression#03 (0.04s)
     --- PASS: TestReader/various_files-gzip-defaultcompression#03 (0.00s)
-    --- PASS: TestReader/various_files-gzip-huffmanonly#03 (0.00s)
+    --- PASS: TestReader/various_files-externaltoc-gzip-bestspeed#03 (0.01s)
+    --- PASS: TestReader/various_files-externaltoc-gzip-bestcompression#03 (0.00s)
     --- PASS: TestReader/various_files-externaltoc-gzip-defaultcompression#03 (0.01s)
-    --- PASS: TestReader/various_files-externaltoc-gzip-huffmanonly#03 (0.01s)
     --- PASS: TestReader/various_files-zstd-fastest#03 (0.01s)
-    --- PASS: TestReader/chunks-gzip-bestcompression (0.01s)
-    --- PASS: TestReader/chunks-gzip-defaultcompression (0.01s)
-    --- PASS: TestReader/chunks-gzip-huffmanonly (0.01s)
+    --- PASS: TestReader/various_files-gzip-no-compression#03 (0.00s)
+    --- PASS: TestReader/various_files-gzip-bestspeed#03 (0.01s)
+    --- PASS: TestReader/various_files-gzip-bestcompression#03 (0.00s)
+    --- PASS: TestReader/various_files-gzip-huffmanonly#03 (0.01s)
+    --- PASS: TestReader/various_files-externaltoc-gzip-huffmanonly#03 (0.02s)
+    --- PASS: TestReader/chunks-externaltoc-gzip-bestcompression (0.01s)
     --- PASS: TestReader/chunks-externaltoc-gzip-defaultcompression (0.01s)
-    --- PASS: TestReader/chunks-externaltoc-gzip-huffmanonly (0.01s)
-    --- PASS: TestReader/chunks-zstd-fastest (0.04s)
-    --- PASS: TestReader/chunks-zstd-default (0.05s)
+    --- PASS: TestReader/chunks-zstd-fastest (0.06s)
     --- PASS: TestReader/chunks-gzip-no-compression (0.01s)
-    --- PASS: TestReader/chunks-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/chunks-externaltoc-gzip-bestspeed (0.01s)
-    --- PASS: TestReader/chunks-externaltoc-gzip-bestcompression (0.01s)
-    --- PASS: TestReader/chunks-zstd-bettercompression (0.06s)
+    --- PASS: TestReader/chunks-gzip-bestspeed (0.02s)
+    --- PASS: TestReader/chunks-gzip-bestcompression (0.03s)
+    --- PASS: TestReader/chunks-gzip-huffmanonly (0.03s)
+    --- PASS: TestReader/chunks-externaltoc-gzip-huffmanonly (0.01s)
+    --- PASS: TestReader/chunks-zstd-default (0.07s)
+    --- PASS: TestReader/chunks-zstd-bettercompression (0.09s)
+    --- PASS: TestReader/chunks-gzip-defaultcompression (0.01s)
+    --- PASS: TestReader/chunks-externaltoc-gzip-bestspeed (0.02s)
+    --- PASS: TestReader/chunks-zstd-fastest#01 (0.05s)
     --- PASS: TestReader/chunks-gzip-no-compression#01 (0.01s)
-    --- PASS: TestReader/chunks-gzip-bestspeed#01 (0.01s)
-    --- PASS: TestReader/chunks-externaltoc-gzip-bestspeed#01 (0.01s)
-    --- PASS: TestReader/chunks-externaltoc-gzip-bestcompression#01 (0.01s)
-    --- PASS: TestReader/chunks-zstd-bettercompression#01 (0.05s)
+    --- PASS: TestReader/chunks-gzip-bestspeed#01 (0.02s)
     --- PASS: TestReader/chunks-gzip-bestcompression#01 (0.02s)
-    --- PASS: TestReader/chunks-gzip-defaultcompression#01 (0.02s)
-    --- PASS: TestReader/chunks-gzip-huffmanonly#01 (0.02s)
-    --- PASS: TestReader/chunks-externaltoc-gzip-defaultcompression#01 (0.03s)
-    --- PASS: TestReader/chunks-externaltoc-gzip-huffmanonly#01 (0.04s)
-    --- PASS: TestReader/chunks-zstd-fastest#01 (0.07s)
-    --- PASS: TestReader/chunks-zstd-default#01 (0.07s)
-    --- PASS: TestReader/chunks-zstd-fastest#02 (0.03s)
-    --- PASS: TestReader/chunks-zstd-default#02 (0.05s)
-    --- PASS: TestReader/chunks-gzip-no-compression#02 (0.01s)
-    --- PASS: TestReader/chunks-gzip-bestspeed#02 (0.01s)
-    --- PASS: TestReader/chunks-externaltoc-gzip-bestspeed#02 (0.02s)
-    --- PASS: TestReader/chunks-externaltoc-gzip-bestcompression#02 (0.01s)
+    --- PASS: TestReader/chunks-gzip-huffmanonly#01 (0.01s)
+    --- PASS: TestReader/chunks-externaltoc-gzip-huffmanonly#01 (0.01s)
+    --- PASS: TestReader/chunks-zstd-default#01 (0.05s)
+    --- PASS: TestReader/chunks-zstd-bettercompression#01 (0.06s)
+    --- PASS: TestReader/chunks-gzip-defaultcompression#01 (0.01s)
+    --- PASS: TestReader/chunks-externaltoc-gzip-bestspeed#01 (0.03s)
+    --- PASS: TestReader/chunks-externaltoc-gzip-bestcompression#01 (0.02s)
+    --- PASS: TestReader/chunks-externaltoc-gzip-defaultcompression#01 (0.01s)
+    --- PASS: TestReader/chunks-gzip-bestspeed#02 (0.02s)
+    --- PASS: TestReader/chunks-gzip-bestcompression#02 (0.02s)
+    --- PASS: TestReader/chunks-gzip-huffmanonly#02 (0.02s)
+    --- PASS: TestReader/chunks-externaltoc-gzip-huffmanonly#02 (0.01s)
+    --- PASS: TestReader/chunks-zstd-default#02 (0.07s)
     --- PASS: TestReader/chunks-zstd-bettercompression#02 (0.05s)
-    --- PASS: TestReader/chunks-gzip-bestcompression#02 (0.01s)
-    --- PASS: TestReader/chunks-gzip-defaultcompression#02 (0.01s)
-    --- PASS: TestReader/chunks-gzip-huffmanonly#02 (0.01s)
+    --- PASS: TestReader/chunks-gzip-defaultcompression#02 (0.00s)
+    --- PASS: TestReader/chunks-externaltoc-gzip-bestspeed#02 (0.01s)
+    --- PASS: TestReader/chunks-externaltoc-gzip-bestcompression#02 (0.01s)
     --- PASS: TestReader/chunks-externaltoc-gzip-defaultcompression#02 (0.01s)
-    --- PASS: TestReader/chunks-externaltoc-gzip-huffmanonly#02 (0.01s)
-    --- PASS: TestReader/chunks-externaltoc-gzip-bestcompression#03 (0.01s)
-    --- PASS: TestReader/chunks-zstd-bettercompression#03 (0.06s)
-    --- PASS: TestReader/chunks-gzip-bestcompression#03 (0.01s)
-    --- PASS: TestReader/chunks-gzip-defaultcompression#03 (0.01s)
-    --- PASS: TestReader/chunks-gzip-huffmanonly#03 (0.01s)
-    --- PASS: TestReader/chunks-externaltoc-gzip-defaultcompression#03 (0.01s)
-    --- PASS: TestReader/chunks-externaltoc-gzip-huffmanonly#03 (0.01s)
-    --- PASS: TestReader/chunks-zstd-fastest#03 (0.04s)
-    --- PASS: TestReader/chunks-zstd-default#03 (0.04s)
+    --- PASS: TestReader/chunks-zstd-fastest#02 (0.04s)
+    --- PASS: TestReader/chunks-gzip-no-compression#02 (0.01s)
     --- PASS: TestReader/chunks-gzip-no-compression#03 (0.01s)
     --- PASS: TestReader/chunks-gzip-bestspeed#03 (0.01s)
+    --- PASS: TestReader/chunks-gzip-bestcompression#03 (0.01s)
+    --- PASS: TestReader/chunks-gzip-huffmanonly#03 (0.01s)
+    --- PASS: TestReader/chunks-externaltoc-gzip-huffmanonly#03 (0.02s)
+    --- PASS: TestReader/chunks-zstd-default#03 (0.08s)
+    --- PASS: TestReader/chunks-zstd-bettercompression#03 (0.06s)
+    --- PASS: TestReader/chunks-gzip-defaultcompression#03 (0.01s)
     --- PASS: TestReader/chunks-externaltoc-gzip-bestspeed#03 (0.01s)
+    --- PASS: TestReader/chunks-externaltoc-gzip-bestcompression#03 (0.01s)
+    --- PASS: TestReader/chunks-externaltoc-gzip-defaultcompression#03 (0.01s)
+    --- PASS: TestReader/chunks-zstd-fastest#03 (0.06s)
+    --- PASS: TestReader/several_files_in_chunk-zstd-default (0.22s)
+    --- PASS: TestReader/several_files_in_chunk-zstd-bettercompression (0.23s)
+    --- PASS: TestReader/several_files_in_chunk-gzip-defaultcompression (0.03s)
+    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-bestspeed (0.02s)
     --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-bestcompression (0.03s)
-    --- PASS: TestReader/several_files_in_chunk-zstd-bettercompression (0.16s)
+    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-defaultcompression (0.04s)
+    --- PASS: TestReader/several_files_in_chunk-zstd-fastest (0.17s)
+    --- PASS: TestReader/several_files_in_chunk-gzip-no-compression (0.01s)
+    --- PASS: TestReader/several_files_in_chunk-gzip-bestspeed (0.03s)
     --- PASS: TestReader/several_files_in_chunk-gzip-bestcompression (0.03s)
-    --- PASS: TestReader/several_files_in_chunk-gzip-defaultcompression (0.03s)
     --- PASS: TestReader/several_files_in_chunk-gzip-huffmanonly (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-defaultcompression (0.03s)
-    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-huffmanonly (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-zstd-fastest (0.14s)
-    --- PASS: TestReader/several_files_in_chunk-zstd-default (0.20s)
-    --- PASS: TestReader/several_files_in_chunk-gzip-no-compression (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-gzip-bestspeed (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-bestspeed (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-bestcompression#01 (0.03s)
-    --- PASS: TestReader/several_files_in_chunk-zstd-bettercompression#01 (0.17s)
-    --- PASS: TestReader/several_files_in_chunk-gzip-bestcompression#01 (0.04s)
-    --- PASS: TestReader/several_files_in_chunk-gzip-defaultcompression#01 (0.03s)
-    --- PASS: TestReader/several_files_in_chunk-gzip-huffmanonly#01 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-defaultcompression#01 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-huffmanonly#01 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-zstd-fastest#01 (0.16s)
-    --- PASS: TestReader/several_files_in_chunk-zstd-default#01 (0.15s)
+    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-huffmanonly (0.03s)
     --- PASS: TestReader/several_files_in_chunk-gzip-no-compression#01 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-gzip-bestspeed#01 (0.02s)
+    --- PASS: TestReader/several_files_in_chunk-gzip-bestspeed#01 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk-gzip-bestcompression#01 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk-gzip-huffmanonly#01 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-huffmanonly#01 (0.02s)
+    --- PASS: TestReader/several_files_in_chunk-zstd-default#01 (0.25s)
+    --- PASS: TestReader/several_files_in_chunk-zstd-bettercompression#01 (0.24s)
+    --- PASS: TestReader/several_files_in_chunk-gzip-defaultcompression#01 (0.03s)
     --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-bestspeed#01 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-zstd-bettercompression#02 (0.17s)
-    --- PASS: TestReader/several_files_in_chunk-gzip-bestcompression#02 (0.05s)
+    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-bestcompression#01 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-defaultcompression#01 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk-zstd-fastest#01 (0.18s)
+    --- PASS: TestReader/several_files_in_chunk-zstd-bettercompression#02 (0.23s)
     --- PASS: TestReader/several_files_in_chunk-gzip-defaultcompression#02 (0.03s)
-    --- PASS: TestReader/several_files_in_chunk-gzip-huffmanonly#02 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-defaultcompression#02 (0.04s)
-    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-huffmanonly#02 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-zstd-fastest#02 (0.18s)
-    --- PASS: TestReader/several_files_in_chunk-zstd-default#02 (0.17s)
+    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-bestspeed#02 (0.04s)
+    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-bestcompression#02 (0.05s)
+    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-defaultcompression#02 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk-zstd-fastest#02 (0.17s)
     --- PASS: TestReader/several_files_in_chunk-gzip-no-compression#02 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-gzip-bestspeed#02 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-bestspeed#02 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-bestcompression#02 (0.04s)
-    --- PASS: TestReader/several_files_in_chunk-gzip-bestspeed#03 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-bestspeed#03 (0.02s)
+    --- PASS: TestReader/several_files_in_chunk-gzip-bestspeed#02 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk-gzip-bestcompression#02 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk-gzip-huffmanonly#02 (0.02s)
+    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-huffmanonly#02 (0.04s)
+    --- PASS: TestReader/several_files_in_chunk-zstd-default#02 (0.20s)
     --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-bestcompression#03 (0.04s)
-    --- PASS: TestReader/several_files_in_chunk-zstd-bettercompression#03 (0.20s)
-    --- PASS: TestReader/several_files_in_chunk-gzip-bestcompression#03 (0.03s)
-    --- PASS: TestReader/several_files_in_chunk-gzip-defaultcompression#03 (0.03s)
-    --- PASS: TestReader/several_files_in_chunk-gzip-huffmanonly#03 (0.02s)
     --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-defaultcompression#03 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk-zstd-fastest#03 (0.16s)
+    --- PASS: TestReader/several_files_in_chunk-gzip-no-compression#03 (0.02s)
+    --- PASS: TestReader/several_files_in_chunk-gzip-bestspeed#03 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk-gzip-bestcompression#03 (0.04s)
+    --- PASS: TestReader/several_files_in_chunk-gzip-huffmanonly#03 (0.02s)
     --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-huffmanonly#03 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk-zstd-fastest#03 (0.13s)
-    --- PASS: TestReader/several_files_in_chunk-zstd-default#03 (0.14s)
-    --- PASS: TestReader/several_files_in_chunk-gzip-no-compression#03 (0.01s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestcompression (0.04s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-bettercompression (0.13s)
+    --- PASS: TestReader/several_files_in_chunk-zstd-default#03 (0.19s)
+    --- PASS: TestReader/several_files_in_chunk-zstd-bettercompression#03 (0.21s)
+    --- PASS: TestReader/several_files_in_chunk-gzip-defaultcompression#03 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk-externaltoc-gzip-bestspeed#03 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-fastest (0.15s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-no-compression (0.03s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-bestspeed (0.04s)
     --- PASS: TestReader/several_files_in_chunk_chunked-gzip-bestcompression (0.03s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-huffmanonly (0.03s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-huffmanonly (0.03s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-default (0.19s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-bettercompression (0.18s)
     --- PASS: TestReader/several_files_in_chunk_chunked-gzip-defaultcompression (0.03s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-huffmanonly (0.02s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-defaultcompression (0.03s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-huffmanonly (0.02s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-fastest (0.10s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-default (0.13s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-no-compression (0.02s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-bestspeed (0.02s)
     --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestspeed (0.02s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-bestcompression#01 (0.03s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-defaultcompression#01 (0.03s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-huffmanonly#01 (0.02s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestcompression (0.04s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-defaultcompression (0.04s)
     --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-defaultcompression#01 (0.04s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-huffmanonly#01 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-fastest#01 (0.11s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-default#01 (0.13s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-fastest#01 (0.17s)
     --- PASS: TestReader/several_files_in_chunk_chunked-gzip-no-compression#01 (0.01s)
     --- PASS: TestReader/several_files_in_chunk_chunked-gzip-bestspeed#01 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestspeed#01 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestcompression#01 (0.03s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-bettercompression#01 (0.14s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-bettercompression#02 (0.13s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-bestcompression#02 (0.03s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-defaultcompression#02 (0.04s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-huffmanonly#02 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-defaultcompression#02 (0.03s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-huffmanonly#02 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-fastest#02 (0.09s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-default#02 (0.14s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-no-compression#02 (0.01s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-bestspeed#02 (0.02s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-bestcompression#01 (0.04s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-huffmanonly#01 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-huffmanonly#01 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-default#01 (0.18s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-bettercompression#01 (0.17s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-defaultcompression#01 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestspeed#01 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestcompression#01 (0.04s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-default#02 (0.20s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-bettercompression#02 (0.19s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-defaultcompression#02 (0.03s)
     --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestspeed#02 (0.02s)
     --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestcompression#02 (0.04s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-fastest#03 (0.12s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-default#03 (0.14s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-defaultcompression#02 (0.05s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-fastest#02 (0.12s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-no-compression#02 (0.01s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-bestspeed#02 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-bestcompression#02 (0.05s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-huffmanonly#02 (0.02s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-huffmanonly#02 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-defaultcompression#03 (0.05s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-fastest#03 (0.13s)
     --- PASS: TestReader/several_files_in_chunk_chunked-gzip-no-compression#03 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-bestspeed#03 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestspeed#03 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestcompression#03 (0.03s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-bettercompression#03 (0.16s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-bestcompression#03 (0.04s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-defaultcompression#03 (0.04s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-huffmanonly#03 (0.02s)
-    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-defaultcompression#03 (0.04s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-bestspeed#03 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-bestcompression#03 (0.05s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-huffmanonly#03 (0.04s)
     --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-huffmanonly#03 (0.02s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-default#03 (0.18s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-zstd-bettercompression#03 (0.19s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-gzip-defaultcompression#03 (0.03s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestspeed#03 (0.05s)
+    --- PASS: TestReader/several_files_in_chunk_chunked-externaltoc-gzip-bestcompression#03 (0.05s)
     --- PASS: TestReader/clone-id-stability (0.01s)
 PASS
-ok  	github.com/containerd/stargz-snapshotter/metadata/memory	8.551s
+ok  	github.com/containerd/stargz-snapshotter/metadata/memory	11.343s
 ?   	github.com/containerd/stargz-snapshotter/metadata/testutil	[no test files]
 ?   	github.com/containerd/stargz-snapshotter/recorder	[no test files]
 ?   	github.com/containerd/stargz-snapshotter/script/benchmark/hello-bench/src/go	[no test files]
@@ -271804,7 +272931,7 @@
     helpers_unix.go:33: skipping test that requires root
 --- SKIP: TestOverlayOverlayRead (0.00s)
 PASS
-ok  	github.com/containerd/stargz-snapshotter/snapshot	0.015s
+ok  	github.com/containerd/stargz-snapshotter/snapshot	0.019s
 ?   	github.com/containerd/stargz-snapshotter/store	[no test files]
 === RUN   TestBackgroundTasks
 === RUN   TestBackgroundTasks/privilege_running
@@ -271817,11 +272944,11 @@
     --- PASS: TestBackgroundTasks/privilege_running (0.31s)
     --- PASS: TestBackgroundTasks/concurrency (0.34s)
     --- PASS: TestBackgroundTasks/cancel (0.03s)
-    --- PASS: TestBackgroundTasks/resume (0.13s)
+    --- PASS: TestBackgroundTasks/resume (0.14s)
     --- PASS: TestBackgroundTasks/finish_partial (0.03s)
     --- PASS: TestBackgroundTasks/finish_all (0.04s)
 PASS
-ok  	github.com/containerd/stargz-snapshotter/task	0.893s
+ok  	github.com/containerd/stargz-snapshotter/task	0.897s
 === RUN   TestLRUAdd
 --- PASS: TestLRUAdd (0.00s)
 === RUN   TestLRUGet
@@ -271841,14 +272968,14 @@
 === RUN   TestTTLEviction
 --- PASS: TestTTLEviction (3.01s)
 PASS
-ok  	github.com/containerd/stargz-snapshotter/util/cacheutil	9.034s
+ok  	github.com/containerd/stargz-snapshotter/util/cacheutil	9.038s
 ?   	github.com/containerd/stargz-snapshotter/util/containerdutil	[no test files]
 ?   	github.com/containerd/stargz-snapshotter/util/criutil	[no test files]
 ?   	github.com/containerd/stargz-snapshotter/util/ioutils	[no test files]
 ?   	github.com/containerd/stargz-snapshotter/util/namedmutex	[no test files]
 ?   	github.com/containerd/stargz-snapshotter/util/testutil	[no test files]
 ?   	github.com/containerd/stargz-snapshotter/version	[no test files]
-	rm -fr -- /tmp/dh-xdg-rundir-Xj4ALobI
+	rm -fr -- /tmp/dh-xdg-rundir-BQHpCOTj
 make[1]: Leaving directory '/build/reproducible-path/golang-github-containerd-stargz-snapshotter-0.14.3'
    create-stamp debian/debhelper-build-stamp
    dh_testroot -O--builddirectory=_build -O--buildsystem=golang
@@ -271872,15 +272999,15 @@
    dh_installdeb -O--builddirectory=_build -O--buildsystem=golang
    dh_golang -O--builddirectory=_build -O--buildsystem=golang
    dh_gencontrol -O--builddirectory=_build -O--buildsystem=golang
-dpkg-gencontrol: warning: package stargz-snapshotter: substitution variable ${misc:Static-Built-Using} unused, but is defined
 dpkg-gencontrol: warning: Depends field of package golang-github-containerd-stargz-snapshotter-dev: substitution variable ${shlibs:Depends} used, but is not defined
 dpkg-gencontrol: warning: Built-Using field of package golang-github-containerd-stargz-snapshotter-dev: substitution variable ${misc:Built-Using} used, but is not defined
 dpkg-gencontrol: warning: package stargz-snapshotter: substitution variable ${misc:Static-Built-Using} unused, but is defined
+dpkg-gencontrol: warning: package stargz-snapshotter: substitution variable ${misc:Static-Built-Using} unused, but is defined
    dh_md5sums -O--builddirectory=_build -O--buildsystem=golang
    dh_builddeb -O--builddirectory=_build -O--buildsystem=golang
+dpkg-deb: building package 'stargz-snapshotter-dbgsym' in '../stargz-snapshotter-dbgsym_0.14.3-4_arm64.deb'.
 dpkg-deb: building package 'stargz-snapshotter' in '../stargz-snapshotter_0.14.3-4_arm64.deb'.
 dpkg-deb: building package 'golang-github-containerd-stargz-snapshotter-dev' in '../golang-github-containerd-stargz-snapshotter-dev_0.14.3-4_all.deb'.
-dpkg-deb: building package 'stargz-snapshotter-dbgsym' in '../stargz-snapshotter-dbgsym_0.14.3-4_arm64.deb'.
  dpkg-genbuildinfo --build=binary -O../golang-github-containerd-stargz-snapshotter_0.14.3-4_arm64.buildinfo
  dpkg-genchanges --build=binary -O../golang-github-containerd-stargz-snapshotter_0.14.3-4_arm64.changes
 dpkg-genchanges: info: binary-only upload (no source code included)
@@ -271888,12 +273015,14 @@
 dpkg-buildpackage: info: binary-only upload (no source included)
 dpkg-genchanges: info: not including original source code in upload
 I: copying local configuration
+I: user script /srv/workspace/pbuilder/2287152/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/2287152/tmp/hooks/B01_cleanup finished
 I: unmounting dev/ptmx filesystem
 I: unmounting dev/pts filesystem
 I: unmounting dev/shm filesystem
 I: unmounting proc filesystem
 I: unmounting sys filesystem
 I: cleaning the build env 
-I: removing directory /srv/workspace/pbuilder/2972438 and its subdirectories
-I: Current time: Thu Oct 30 11:36:24 -12 2025
-I: pbuilder-time-stamp: 1761867384
+I: removing directory /srv/workspace/pbuilder/2287152 and its subdirectories
+I: Current time: Fri Oct 31 13:41:34 +14 2025
+I: pbuilder-time-stamp: 1761867694